Smart Shoe Navigation System for Blind Person: Integrating Arduino with Ultrasonic Distance Sensor A Capstone Project Presented to the faculty of the College of Computer Studies School of ICCT Colleges Foundation, Inc In Partial Fulfillment of the Requirements for the Degree Bachelor of Science in Information Technology By Baltazar, Kenrick S. Benipayo, Blessie Mae B. Boco, Michael Angelo S. Javier, Revelyn B. Oliveros, Alyssanans B. Regondon, Denmark N. Revilla, Christian B. Romero, Stanley M. Samson Maryjean O. Tupaz, Stephen T. August 2024 APPROVAL SHEET The capstone project entitled “Smart Shoe Navigation System for blind Person Integrating Arduino with Ultrasonic Distance Sensor” prepared and submitted by Kenrick S. Baltazar, Blessie Mae B. Benipayo, Michael Angelo S. Boco, Revelyn B. Javier, Alyssanans B. Oliveros, Denmark N. Regondon, Christian B. Revilla, Stanley M. Romero, Maryjean O. Samson, and Stephen T. Tupaz in partial fulfillment of the requirements for the degree of Name of Degree and Major to be Completed by the Student has been examined and is recommended for acceptance and approval. Jerico M. Vilog Adviser APPROVED BY _________________________ _________________________ Panel Evaluator Panel Evaluator _________________________ _________________________ Panel Evaluator Panel Evaluator Accepted as partial fulfillment of the requirements for the degree of Bachelor of Science in Information Technology. Mr. Jerico M. Vilog Officer in Charge, College of Computer Studies ACKNOWLEDGEMENT The researchers would like to extend their high thanks and gratitude to the following people for being a part of the success of this study. Their contribution was indeed appreciated by the researchers. First and foremost, to the God Almighty for without his Grace and Gifts of wisdom, this study would have not been possible. To their Thesis Adviser, Mr. Jerico S. Vilog: for guiding the researchers throughout the entire study. And last but not the least, to the Blind Person who had agreed to partake in the study to gather the necessary data for the research- for their notable support, participation and time in terms of providing the researchers all the needed information for the paper. ABSTRACT The Smart Shoe Navigation System one promising tool to help visually impaired people to navigate their environment more independently and confidently is the Smart Shoe Navigation System. The goal of this project is to combine an ultrasonic distance sensor, vibration motor, switch, lithium battery, charger module and Arduino microcontroller to develop a wearable device that helps the blind to navigate their surroundings and identify obstructions. The ultrasonic sensor’s real-time distance measurements are used by the system to notify the user of approaching obstacle by means of hearing or audible input. The goal of this innovative navigation system is to improve mobility and quality of life for the visually impaired population by utilizing integrated electronics and sensor technology. The scope of this research is to review some existing literature on supporting technologies for visually impaired individuals. Focusing on tracking systems and wearable devices and look into previous research on integrating ultrasonic distance sensor with microcontrollers, particularly Arduino platforms. Overall, the research will focus on hardware and software development, sensor integration, user testing, application the way to notify a through by hearing and ethical challenges to ensure the effectiveness, usability and integrity of the suggested solution for assistive technology. Table of Contents TITLE PAGE ……………………………………………………………………………… ACKNOWLEDGEMENT …………………………………………………………….....i ABSTRACT ……………………………………………………………………………...ii TABLE OF CONTENTS …………………………………………………………….....iii CHAPTER 1. INTRODUCTION ……………………………………………………... Background of the Study .......................................................................1 Statement of the Problem ......................................................................3 Significance of the Study........................................................................4 Scope and Delimitations .......................................................................5 CHAPTER 2. TECHNICAL BACKGROUND .................................................... Hardware ..............................................................................................6 Software ................................................................................................7 CHAPTER 3. CONCEPTUAL FRAMEWORK .................................................. Review of Related Literature and Studies ................................................ Conceptual Model of the Study ............................................................... Definition of Terms .................................................................................. CHAPTER 4. RESEARCH DESIGN .................................................................. Methods of Research ............................................................................... Source of Data ......................................................................................... BIBLIOGRAPHY ..........................................................................................26 APENDIXES ..................................................................................................28 Researchers Profile .............................................................................28 Curriculum Vitae .................................................................................37 Copy of Project Design ........................................................................38 iii CHAPTER 1 INTRODUCTION This chapter presents the introduction, background of the study, statement of the problem, significance of the study, scope and delimitations and used in the study. Background of the Study Technology is big help for everyone it also enhances usability, the integration of Arduino technology with assistive devices has led to technical advancements. According to World Health Organization (Who,2019). Blindness is a serious disability in the present at least 2.2 billion people around the world have a vision impairment, of whom at least 1 billion have a vision impairment that could have been prevented or is yet to be addressed. making it more difficult for them independently navigate and engage with their environment. Although they have canes and guide dogs are examples of conventional ways that provide support, their ability of providing appropriate directional signals and real-time feedback is limited. Innovation in solving these problems has become possible because of technological developments. Wearable technology has become an affordable way of improving the mobility and independence of people with visual impairments. Among these innovations, smart shoe navigation systems are generating interest due to their ability to offer hands-free, independent and smooth navigation support. INTRODUCTION 1 These systems are designed to provide route direction, obstacle recognition and real-time navigation indicators by combining sensors, microcontrollers, and mechanism for feedback This incorporation of the these technologies has the ability to lessen various obstacle encountered by those with visual disabilities when navigating first off, the system’s use of ultrasonic sensors and application for reminding through hearing allows it precisely identify impediments and quickly alert the user, giving them the confidence and simple user experience is guaranteed by the tactful positioning of sensors within the user’s shoes enabling a smooth integration into regular activities. Statement of the Problem The Smart Shoe Navigating System aims to address the challenges faced by visually impaired individuals when navigating independently by providing real-time navigation guidance, obstacle detection, wayfinding assistance, environmental awareness, and a user-friendly interface. By tackling these issues, the system seeks to enhance the mobility, safety, and overall quality of life for blind people. In this research, we aim to answer the following questions: 1. How can the Smart Shoe Navigation System effective by integrate Arduino with ultrasonic distance sensors to provide real-time navigation assistance for blind person in terms of the following variable: 1.1 Sensor Placement and Configuration INTRODUCTION 2 1.2 Arduino Programming and Data Processing 1.3 Communication and Feedback Mechanisms 2. What characteristic and components of the interface design are necessary to guarantee that the Smart Shoe Navigation System is adaptive and userfriendly for blind person? in terms of the following variable: 2.1 Accessibility Features 2.2 Customization Options 2.3 Ease of Navigation and Interaction 3. How can the accuracy and reliability of sensor integration be enhanced to guarantee the Smart Shoe Navigation System operates efficiently in variety of environmental circumstances in terms of the following variables: 3.1 Sensor Calibration Techniques 3.2 Environmental Noise Mitigation Strategies 3.3 Sensor Fusion and Redundancy Mechanism INTRODUCTION 3 Significance of the Study This study aims to examine the design, implementation, and evaluation of the Smart Shoe Navigation System, focusing on its usability, efficiency, and practicality in real-world scenarios. Visually Impaired Individuals. The most significant beneficiaries are visually impaired individuals who will be able navigate around more independently and freely through the use of the Smart Shoe Navigation System. Caregivers and Family Members. This project is setting up indirectly benefits family members and caregivers of visually impaired people by easing their worries about the safety and wellbeing of their loved ones. Researcher and Developer. Researchers and developers in the field of assistive technology benefit from the insights gained through the development and execution of the Smart Shoe Navigation System. Proponents and Organization. Innovations in assistive technology, like the Smart Shoe Navigation System, are beneficial to organizations and advocates that support accessibility for people with impairments. Institution of Education. Educational institution offering computer science, engineering, and disability studies programs benefit from involving students in valuable research and development initiatives such as the Smart Shoe Navigation System. INTRODUCTION 4 Scope and Delimitation The general purpose of this study is to know the effectiveness and function ability of the integration of the Smart Shoe Navigation System to the Blind Person. The researchers limited the study to twenty (20) Blind Person. Located at Pasig City area. Each of the respondents will attempt to wear Smart Shoe and will be given a survey for the researchers get their point of views. The Blind Person selected came from Pasig City Area. CHAPTER 2 TECHNICAL BACKGROUND This chapter includes the technical background, Software development, hardware development, technical specification and how project will work. Technicality of the Project Visually impaired individuals face significant challenger in navigating their surroundings independently, often relying on assistance from others or using aids such as canes. However, these aids have limitations, especially in detecting obstacles at a distance. To address this issue, our capstone integrated into shoes. This system utilizes an Arduino Nano microcontroller, INTRODUCTION 5 ultrasonic sensor, and feedback mechanisms to provide real-time alerts about nearby obstacles. By addressing the limitations of existing aids, our project aims to enhance the mobility and independence of visually impaired individuals in navigating their environment safely. Details of the technologies to be used In developing the project, the following technology tools will be used: Software Arduino IDE The project utilizes the Arduino Nano microcontroller programmed using the Arduino Integrated Development Environment (IDE), along with ultrasonic sensors, feedback mechanisms like buzzers and vibration motors, and charging module, to detect obstacles within 30cm range and provide realtime alerts to visually impaired individuals, enhancing their navigation and safety. Hardware The Arduino Nano serves as the central processing unit of the project. It is selected for its compact size, low power consumption, and sufficient processing Arduino Nano Microcontroller capabilities The microcontroller interfaces with the INTRODUCTION 6 ultrasonic sensor, processes data, and controls the activation of feedback mechanisms based on obstacle detection. The HC-SR04 ultrasonic sensor is a key component of the obstacle detection system. It operates by emitting ultrasonic waves and measuring the Ultrasonic Sensor (HC- time it takes for the waves to bounce SR04) back from obstacles. The sensor accurately calculates the distance to detected obstacles with in a range of 50 cm. its integration into the wearable show system. Buzzer: The buzzer provides auditory alerts to the user upon detecting an obstacle within the specified range. This auditory feedback is crucial for alerting visually Feedback Mechanisms impaired individuals to potential hazards in their path, ensuring prompt action to avoid collisions. Vibration Motor: A vibration motor is INTRODUCTION 7 incorporated to provide tactile feedback to the user. Vibrations serve as an additional sensory cue, enhancing the user’s awareness of obstacles and facilitating timely adjustments in their movement. A tactile switch is strategically placed on the back of the shoes to prevent false positive outputs when the user steps up. Tactile Switch This switch ensures that the system only activates when the user’s foot is on the ground, minimizing unnecessary alerts and improving the system’s reliability. 3.7 Rechargeable Battery: The system is powered by a 3.7V packed with 550 milliampere rechargeable battery, providing approximately 8 hours of continuous operation on a full charge Power Supply The rechargeable battery offers portability and convenience, allowing the users to use the system throughout the day without the need for frequent INTRODUCTION 8 battery replacements TP4056 Adjustable Step-up Module (Type-C): This module charges the 3.7V rechargeable battery and provides a stable current output for powering the Arduino Nano and other components. o Positive (+) output: Connected to the VIN pin of the Arduino Nano. o Negative (-) output: Connected to the GND pin of the Arduino Nano. o Charging Input: Connected to an external power source for charging the battery A voltage regulator is integrated into the system to stabilize the power output supply and prevent voltage fluctuations. Voltage Regulator (9V) This ensures consistent performance of the Arduino Nano and other components, even when the battery voltage varies. Wiring and Connections Positive (+) connection: Red-colored wire. INTRODUCTION 9 Negative (-) connection: Brown-colored wire. Technical Specification Specifications 1. Ultrasonic Sensor (HC-SR04) Working Voltage: DC 5V Working Current: 15mA Working Frequency: 40Hz Max Range: 4m Min Range: 2m Measure Angel: 15 degrees Dimensions: 45 * 20 * 15mm Product Features Data Sheet Ultrasonic sensor module HC – SR04 provides 2cm to 400cm noncontact measurement function, the ranging accuracy can reach to 3mm. INTRODUCTION 10 the modules includes ultrasonic transmitters, receiver and control circuit. Wire connecting direct as following 5V Supply Trigger Pulse Input Echo Pulse Output 0V Ground Electric Parameter Working Voltage DC 5V Working Current 15 mA Working Frequency 40 Hz Max Range 4m Min Range 2cm Measuring Angle 15 Degree Trigger Input Signal 10 microseconds TTL pulse Echo Output Signal Input TTL lever signal and the range in proportion Dimension 45*20*15mm INTRODUCTION 11 Timing It only needs to supply a short 10µs pulse to the trigger input to start the ranging, and then the module will send out an 8cycle ultrasound at 40kHz and raise its Formula: µs / 58 = centimeters or echo. The Echo is a distance µs / 148 = inch; or: the range = object that is pulse width and the high level time range in * Velocity (340M/S) / 2. proportion. It can calculate the range through the time interval between sending the trigger signal and receiving echo signal. Specifications Buzzer 5V (SFM27 Working Voltage: DC 3 – 24V Rated Voltage: DC 12V Rated Current: 30mA Sound Output: 85dB Module Size: 30 * 15 / 1.18 * 0.59inch(D*T) INTRODUCTION 12 Data Sheet It can support DC 3 – 24V power supply and produce continuous high-decibel sound up to 85dB. 30mm diameter and 15mm thickness with 2 wires. Electric Parameter Type Unit SFM27 Operating Voltage V 3-24 Sound Output dB >= 95 at 12VDC/10cm Rated Current mA <= 12 at 12VCD Resonant Frequency Hz 3000±500 Operating Temperature ℃ -20 -+ 60 Storage Temperature ℃ -30 -+ 70 INTRODUCTION 13 Figure 1 .3 Vibration Motor 5V Specifications Operating Voltage: 3 – 5.3VDC Operating Current: Max. 60mA Start-up Current: Max 90mA Insulation Resistance: 10Mohm Weight: 2.7g Features Motor Voltage: 5V o Working Voltage: 3V – 5.3V o Speed: 9000 Rpm (Min) o Motor Current: 60mA (Max) Data Sheet Starting Current: 90Ma (Max) o Starting Voltage: 3.7V o Insulation Resistance: 10Mohm Compatibility: Compatible with INTRODUCTION 14 UNO/Mega2560 o Pin Numbers: 3 o Size: 21mm * 30mm Specifications Mechanical: Stroke: (12 * 12) 0.35 ± 0.1 mm Operating Temperature: -25℃ to +70℃ Storage Temperature: -30℃ to + 80℃ Vibration Test: MIIL-STD-202F method 201 A Frequency: 10 - 55 – 10Hz / 1 minute. Tactile Switch Directions: X, Y, Z three mutually perpendicular directions. Time: 2 Hours each direction Shock Test: MIL-STD-202F method 213 B Electrical: Current Rating: 50mA, 12 V dc Maximum Contact Resistance: 100 mΩ Insulation Resistance: 10 mΩ 500 V dc INTRODUCTION 15 Dielectric Strength: 250V ac / 1 minute Maximum Wave Solder: 260°C 5 s 1.6 mm PCB Hand Solder: 320 °C 2 s 30 W iron PCB Hole Diameter: 1 ±0.05 mm Mechanical Characteristics 3.7v Lithium-Polymer Rechargeable Battery (550 mAh) Cell: LP373645 PCM: Yes NTC: No Configuration: 1S1P Weight: 11g Rated Capacity: 550 mAh (Min), 555mAh (Max) Electrical Specifications Nominal Voltage: 3.7V Wat-Hour Rating: 2.035Wh INTRODUCTION 16 Max. Operating Voltage Range: 2.75 to 4.20V Max. Charge Voltage: 4.2V Max. Charge Current: 275mA Standard Charge Current: 110mA Max. Continuous Discharge Current: 550mA Standard Discharge Current: 275mA Discharge Cut Off: 2.75V Expected Cycle Life: 500 Cycles Cell Protection: Overcharge Protection: 4.275 ±50mV (0.7 to 1.3sec. delay, release 4.275V ±50mV) Over discharge Detection: 2.75V ±50mV (14 to 26msec. delay, resume 2.50V ±50mV) Over Current Detection: 2A to 4.5A(8 to 16msec, delay) Ambient Conditions: Charge Temp Range: 0 to +45 °C Discharge Temp. Range: 20 to +60 INTRODUCTION 17 ℃ Storage Temp. Range: 1 year at -20 to +30°C 70%, 3 moths at -20 to +45°C >70%,1 month at -20 to +60°C >70%, 65 ±20%RH. How the project will work The project works by utilizing an Arduino Nano microcontroller integrated with ultrasonic sensor, feedback mechanisms such as buzzers and vibration motors to detect obstacles with in a 30cm range, providing real-time alerts to visually impaired individuals through auditory and tactile cues, thus enhancing their navigation and safety. CHAPTER 3 CONCEPTUAL FRAMEWORK RELATED LITERATURE AND STUDIES This chapter presents the relevant literature and studies that the researcher considered in strengthening the importance of the present study. It also presents the synthesis of the art to fully understand the research for better comprehension of the study Review of local literature INTRODUCTION 18 Smart Stick for the Visually Impaired Person. “Smart Stick for Visually Impaired Person”. According Merencilla, N. E. et al. (2021). By using the Smart Navigation Attach for the Visually Impaired Person, they may navigate across rough and level surfaces with excellent confidence, decreasing the risk of injuries and accidents. The tool will produce a sound through the buzzer device. The Arduino Nano microcontroller is connected to the following components: the sound component, the voice synthesizer, the obstacle detection component, the surface detection component, and the hand detection component. After 20 testing trials in each of the system's components, the prototype was evaluated taking into account all of the previously stated modules, and it achieved a success rate of 95 to 100%. This literature represents a significant breakthrough in navigation assistance technology for the visually impaired community. This innovative tool integrates multiple components, including a sound device, voice synthesizer, obstacle detection, surface detection, and hand detection, all controlled by an Arduino Nano microcontroller. Empowering Blind Mobility by Using Assistive Technology. “Empowering Blind Mobility by Using Assistive Technology”. A Stated by Merencilla, N. E. et al. (2021). There is always space for improvement when it comes to assistive technologies for blind mobilization. To enable for them to move around the surrounding freely, they created guiding stick-shaped assistive device with a microcontroller that senses its environment through a INTRODUCTION 19 sensor and employ radio technology to transmit that data to the device's user through an audio output regularity. In the pursuit of empowering blind individuals with greater mobility, Merencilla, N. E. et al. (2021) highlight the continual need for advancement in assistive technologies. Recognizing this imperative, they devised a guiding stick-shaped assistive device equipped with a microcontroller. Low-Cost Assistive Technologies for Disabled People Using Open-Source Hardware and Software “Low-Cost Assistive Technologies for Disabled People Using Open-Source Hardware and Software”. as Stated by J. Á. Ariza and J. M. Pearce (2022). One of these obstacles relates to the cost and availability of assistive technologies, which improve these people's quality of life. Enhancing the quality of life, independence, and development of individuals with disabilities is a major task for assistive technology (ATs), which ensures the fulfillment of the previous ideas and articles. Any item, piece of machinery, or product system—whether purchased commercially off the shelf, modified, or customized that is used to maintain, improve, or increase the functional capabilities of people with disabilities is referred to as an assistive technology (AT). Additionally, any adaptive device or service that promotes participation, achievement, or independence in the life of the person with a disability is also considered an AT. n their study, Ariza and Pearce (2022) underscore the significant role of low-cost assistive technologies (ATs) in enhancing the quality of life, INTRODUCTION 20 independence, and overall development of individuals with disabilities. They highlight the persistent challenge posed by the cost and accessibility of ATs, which are essential for fulfilling the needs and aspirations of this demographic. Eye health of Filipinos need more attention “Eye health of Filipinos need more attention”. Visual impairment affects many lives globally and, in the Philippines, there are about 332,150 bilaterally blind people (DOH, 2017). However, despite the growing number of visual impairments in the country, eye care is still the least priority in public health (Robles, 2018). This journal highlights the pressing need for greater attention and resources to address visual impairments and improve access to eye care services in the Philippines. Disability and Gender: The Case of the Philippines Disability is a growing concern in developing countries like the Philippines. The World Bank estimates that 20% of the world’s people have some kind of disability. Apart from poverty, discrimination and prejudice are the major challenges that persons with disabilities face in their everyday life. There are different kinds of disabilities and some of these are autism, mental illness, physical disability and vision loss and blindness (Mina and Tabuga,2011). INTRODUCTION 21 Review of local studies Developing a Prototype Device for Visually Impaired People “Developing a Prototype Device for Visually Impaired People”. As stated by Brian A. Alabado1 (Punla Vol 4. 2021). It focuses on developing a prototype device for visually impaired people. It is initiated because of the numerous blind people in the Philippines who cannot afford expensive equipment for their everyday navigation. In this situation, the study about providing a solution to vision-related issues is necessary to help them become active in their lives. This is especially to those who completely lost their vision because of the error in eye refraction and other kinds of eye disease. It Synthesizing the development of prototype devices for visually impaired individuals represents a significant step towards addressing the challenges of accessibility and independence. By prioritizing affordability and practicality, such initiatives contribute to the empowerment and inclusion of visually impaired individuals, ultimately enriching their quality of life. Inexpensive Prototype Navigational Device “Inexpensive Navigational Device”. According to Brian A. Alabado1 (Punla Vol 4. 2021). The overall expenses are low, which makes it affordable. It can be affordable for visually impaired people who cannot acquire advanced and expensive equipment usually available in foreign countries. This synthesis highlights the transformative potential of Alabado's innovation INTRODUCTION 22 in providing affordable navigation solutions for visually impaired individuals. By minimizing costs, Alabado's device opens up new possibilities for independence and mobility, empowering individuals who may otherwise face barriers to accessing essential tools for navigation. Sensor Based Assistive for Blind Person “Sensor bases Assistive for Blind Person”. As states by Erin Faith C. Bermudo.etal (2020). To solve these limitations, different blind assistive devices have been proposed. Assistive devices today make use of a variety of sensors, specifically ultrasonic sensors (Elmannai & Elleithy, 2017). Additionally, these sensors appear to be suitable in the context of this study since they can detect almost all types of materials, are low cost, and are unaffected by small temperature changes (Gillespie, 2019). Enhancing Independence and Safety for the Visually Impaired “Enhancing Independence and safety for the visually Impaired”. According to Erin Faith C. Bermudo et al. (2020). The findings of this study will benefit the visually impaired community, as this study aims to develop a device that may increase their degree of independence so they could navigate around a flat and a rocky terrain without worrying about their safety. Also, communities in which they belong to would be more confident in the safety of the visually impaired and they would no longer need to avoid their path. INTRODUCTION 23 Implementation of Machine Learning Algorithms in IoT Smart Shoe Helping Rehabilitation for Visually Challenged People. “Implementation of Machine Learning Algorithms in IoT Smart Shoe Helping Rehabilitation for Visually Challenged People”. As Stated by Hambarde, A. S. et al. (2023). The most significant issue comes when persons migrate. A person carrying a weapon can't possibly be conscious of everything that could be in their path. This unique style of shoe offers blind individuals a long-term solution for independent walking. Thanks to safety features, this innovative shoe can help those with impaired vision to get to their destination independently. The shoe's design integrates sensors, microcontrollers, and buzzers, all of which are made possible by Internet of Things technology. As soon as you put on the shoe, you'll know the moment it sees something in your way. then by making a buzzing sound. Using sensors and IoT, intelligent glasses. is about to an end. By implementing into thought a greater range of potential issues, it also helps in identifying of prospective issues. The wearer of the smart shoe is protected against barriers in his path by the shoes' mutual sharing of information. A secure and independent means of fulfilling what they want. The synthesis of the implementation of Machine Learning Algorithms in IoT smart shoes aiding rehabilitation for visually challenged individuals, as discussed by Hambarde et al. (2023), underscores the profound impact of technological innovation in addressing mobility challenges. The primary concern addressed is the safety and independence INTRODUCTION 24 of visually impaired individuals, particularly during migration, where conventional aids may fall short. Review of foreign literature An Overview of IoT Sensor Data Processing, Fusion, and Analysis Techniques. “An overview of IoT Sensor Data Processing, Fusion”, and Analysis Techniques. According to Rajalakshmi Krishnamurthi et al. (2020). In the recent era of the Internet of Things, the dominant role of sensors and the Internet provides a solution to a wide variety of real-life problems. Additionally, the majority of IoT sensor data incorporate real-time processing for industrial applications, healthcare, and scientific activities. For example, the healthcare body sensors to monitor the patients’ critical conditions would generate massively voluminous data. These sensed data must be processed to remove uncertainties for further data analysis, so as to develop knowledge and decision-making. Thus, the data processing layer targets different functions, such as data denoising, data outlier detection, missing data imputation and data aggregation. The role of IoT sensor data processing in enhancing decision-making across diverse domains. By leveraging advanced processing techniques, organizations can derive actionable insights from voluminous datasets, leading to more informed and effective strategies. INTRODUCTION 25 Ultimately, the integration of IoT sensor data processing to promotes innovation and drives progress in addressing complex real-world challenges. Implementing Technology in the Medical Field Implementing technology in the medical field is one of the commitments of innovation that medical students can use for further information and studies. According to Sherman (2014), medical technology is responsible for the quality of life and increases an individual's life expectancy. A Low-Cost IoT based Navigation Assistance for visually Impaired Person A Low Cost IoT based Navigation Assistance for visually Impaired Person defined by Anurag Patil et al. (2023), The Smart Shoe is an adaptive technology that can significantly improve the accessibility and comfort of living for individuals who are visually impaired. The proposed system presents a promising solution to address the challenges faced by visually impaired individuals in daily life. The study addressing the impact of accommodating technologies like IoT-based Smart Shoe navigation System can have on the lives of visually impaired individuals. By providing innovative solutions in daily problems. Wearable Assistive Devices for Visually Impaired: A State-of-the-Art Survey INTRODUCTION 26 Wearable Assistive Devices for visually Impaired: A State-of-the-Art According to Ruxandra Tapu et al. (2020) After analyzing the state-of-the-art developments in the area of assistive devices dedicated to blind/VI users, we have observed that despite promising potential and many years of research, sensorial/camera-based substitution devices have not been widely adopted [100]. According to the review, there can be obstacles preventing blind or VI people from adopting wearable assistive technology, even with all of its potential advantages. These obstacles may be caused by things like cost, societal approval, usability, or accessibility. Effects of Vision Loss As Morse (2019) stated, the effects of vision loss on an individual can lead to depression. People who lost their vision have two to three more chances to be depressed than the general population. the significant implications of vision loss beyond its physical constraints.it highlights It the necessity for comprehensive support systems and interventions to address the psychological well-being of individuals navigating vision impairment. By acknowledging and understanding the psychological toll of vision loss, stakeholders can better tailor resources and initiatives to mitigate the risk of depression and promote holistic wellness among affected individuals. Review of foreign studies DISTANCE MEASUREMENT USING ULTRASONIC SENSOR & ARDUINO INTRODUCTION 27 Distance Measurement Using Ultrasonic Sensor & Arduino. According to Jasmin Akter et al. (2022). Distance measurement of an object in front or by the side of the moving entity is required in large number of devices. These devices may be small or large and can be quite simple or complicated. Distance measurement has important applications in automotive and industrial applications. The distance measurement through sensors is useful in detecting obstacles. Smart Shoe Through Obstacle Detection and Alert System Smart Shoe Through Obstacle Detection and Alert System defined by M. Anisha et al. (2021), The developed shoe will detect the objects or obstacles up to certain distance and send an alert message to the receiver in audio or vibrator form. This helps the blind people to identify the object present on their way through an alarm and avoid many discomforts. This study of integration of obstacle detection and alarm features in the Smart Shoe is a significant advancement in assistive technology for individuals with visual impairments. The Smart Shoe helps users manage their surroundings with more independence and confidence by improving situational awareness and offering timely feedback. This ultimately improves users' general well-being and quality of life. Distance Sensing with Ultrasonic Sensor and Arduino INTRODUCTION 28 Distance Sensing with Ultrasonic Sensor and Arduino according to Latha Anju N et al. (2016), Ultrasonic Sensor measures the distance of target objects or materials through the air using “non-contact” technology. They measure distance without damage and are easy to use. The output Signals received by the sensor are in the analog form, and output is digitally formatted and processed by microcontroller. In present work, it is used to detecting an obstacle, along with its exact distance. By incorporating ultrasonic sensors into this study focus lies on detecting obstacles and determining their exact distances. A systematic literature review on prototyping with Arduino: Applications, challenges, advantages, and limitations A systematic literature review on prototyping with Arduino: Applications, challenges, advantages, and limitations. According to Hari Kishan Kondaveeti, Sudha Ellison Mathe (2021). The methods were categorized according to the success rate of the studied prototypes. Results obtained can be used in researches on the best technique to adopt while prototyping with Arduino. They can also be used in electronics researches and by individuals who wish to obtain a guide on prototyping with Arduino despite lacking grounded knowledge of the subject matter. Data Fusion of Ultrasonic Sensors for Distance Measurement Data Fusion of Ultrasonic Sensors for Distance Measurement. According to Khudaverdieva, M. K. M. (2023). The fusion of ultrasonic sensor data INTRODUCTION 29 surpasses mere amalgamation; it harnesses the potency of AI to refine data integration. Consequently, this doesn't only enhance measurement precision but also equips systems to function dependably in dynamic and demanding environments. The article explores the importance of ultrasonic sensors, the necessity for data fusion, procedures for data preprocessing, the extraction of relevant features, the application of fusion algorithms, and the handling of uncertainties. This Studies Said the significance of ultrasonic sensors. the article delves into the necessity for data fusion, including preprocessing steps, feature extraction methods, fusion algorithms, and managing uncertainties CONCEPTUAL MODEL OF THE STUDY This project operates within an adaptive project management framework, integrating various inputs such as user's foot movement, environmental data from ultrasonic sensors, and feedback from stakeholders. Through iterative development cycles and agile methodologies, the system undergoes continuous refinement, ensuring it remains responsive to changing requirements and user needs. INPUT - User's foot movement and direction input. 1.- Data from ultrasonic distance sensor regarding the surrounding environment. 2.- Programming commands and configurations. PROCESS -Iterative development cycles allow for continuous integration and testing of new features and improvements. Agile methodologies such as APF facilitate efficient task management and progress tracking. - The Smart Shoe Navigation System will be updated and improved continuously in response to user feedback and technical developments. - Increased user satisfaction and INTRODUCTION confidence in the 30 system's reliability and effectiveness. - Continuous Definition of Terms For a better understanding of the study, the following terms are defined in the context of this research. Arduino - Arduino is an open-source electronics platform based on easy-touse hardware and software. It consists of a series of microcontroller-based development boards with integrated circuits that can be programmed to perform a wide range of tasks. Ultrasonic sensors - An ultrasonic sensor is a type of sensor that utilizes ultrasonic sound waves to measure distances to objects or detect their presence. It typically consists of a transmitter and a receiver. Microcontrollers - A microcontroller is a compact integrated circuit (IC) that combines a central processing unit (CPU), memory, input/output (I/O) ports, INTRODUCTION 31 and other peripherals on a single chip. It is designed to execute specific tasks and control various electronic systems, devices, or appliances. Vibration motor - Vibration motors are commonly used in electronic devices and systems to provide tactile feedback, alert users to notifications, indicate events, or create haptic sensations. Who - The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. IoT – refers to the network of interconnected physical devices, vehicles, buildings, and other items embedded with electronics, software, sensors, actuators, and connectivity, enabling them to collect and exchange data. Data Processing - it involves the transformation of raw data into meaningful information through a series of operations or techniques. Data Fusion - Data Fusion refers to the process of integrating multiple data sources or modalities to produce a unified, enhanced representation of information. AI - Artificial Intelligence (AI) refers to the simulation of human intelligence processes by machines, especially computer systems. Visually impaired - is a term used to describe individuals who experience partial or complete loss of vision that cannot be fully corrected with glasses, contact lenses, medication, or surgery. INTRODUCTION 32 Prototype - A prototype is a preliminary version or model of a product, system, or component that is created to test and validate design concepts, functionalities, and performance before final production. Ide - It refers to a software application that provides comprehensive facilities to computer programmers for software development. CHAPTER 4 RESEARCH DESIGN Methods of Research This chapter reveals the methods of research to be employed by the researcher. The discussions in this chapter are the research design, Source of data used in the study. Research Design In this research study, the focus is on exploring the perceptions and experiences of blind individuals regarding the Smart Shoe Navigation System, which integrates Arduino with an Ultrasonic Distance Sensor. This Researchers decide to choose descriptive study it aims to investigate how this innovative technology can potentially revolutionize navigation for visually impaired individuals. By examining the views and INTRODUCTION 33 experiences of blind persons, the study seeks to gain insights into the practical implications and effectiveness of this assistive technology in enhancing mobility and independence. Through correlational analysis, the research aims to establish relationships between the adoption of this technology and its impact on the daily lives of blind individuals. This exploration is crucial for understanding the role of automation in shaping the future of navigation aids for the visually impaired community. Figure 1.1 The Smart Shoe Navigation System for Blind Persons incorporates stateof-the-art technology to enable visually impaired people to navigate safely and effectively. This creative approach combines Arduino microcontrollers with ultrasonic distance sensors to detect barriers in real-time using an adaptive project management framework. This project intends to improve mobility and independence for the blind community by dynamically adjusting INTRODUCTION 34 to changing settings and user needs, thereby creating greater accessibility in our community. INTRODUCTION 35 Data Collection The Smart Shoe Navigation System, integrating Arduino with an Ultrasonic Distance Sensor shows potential for transforming blind people's freedom and movement. To effectively assess its impact and usability, comprehensive data collection methods are essential. This data collection plan outlines strategies for gathering relevant information to evaluate the effectiveness and user experience of the smart shoe navigation system. Survey Questionnaire distribute surveys to blind individuals who have used the smart shoe navigation system prototype. Include questions about their experience with the system, including ease of use, accuracy of navigation, and overall satisfaction. and by using Likert scales and open-ended questions to gather both quantitative and qualitative feedback. Observations In this observation will Document user behaviors, gestures, and feedback during the observation period and their interactions with the system, including any difficulties or successes in navigation. Prototype Testing Will Organize structured testing sessions where blind participants navigate various routes using the smart shoe navigation system and Measure INTRODUCTION 36 objective metrics such as navigation accuracy, response time, and system reliability. Lastly Collect data on any technical glitches or malfunctions encountered during testing. Overall, by implementing a variety of strategies to data collection this plan aims to provide comprehensive insights into the effectiveness, usability, and user experience of the Smart Shoe Navigation System for Blind Persons. Gathering feedback from blind individuals through surveys, interviews, observations, and prototype testing will inform progressive improvements and contribute to the development of a more accessible and reliable navigation aid. Data Analysis For processing and interpreting the collected data from the survey questionnaire, prototype testing, and observation related to the Smart Shoe Navigation System for Blind Persons, integrating Arduino with an Ultrasonic Distance Sensor, several data analysis methods can be used. The techniques for each kind of data collecting are listed below. For Survey Questionnaire Descriptive Statistics By using of this will Calculate means, frequencies, and standard deviations for quantitative survey responses. This will provide an overview of INTRODUCTION 37 participants' perceptions and experiences with the smart shoe navigation system. Content Analysis By Analyzing qualitative responses to open-ended survey questions by categorizing and identifying recurring themes or patterns in participant’s feedback. Correlation Analysis Conduct correlation analysis to explore relationships between different survey items, such as perceived usability and overall satisfaction. For Prototype Testing Quantitative Analysis Analyze quantitative data collected during prototype testing, such as navigation accuracy and response time, using statistical methods like t-tests or ANOVA to compare performance across different conditions or iterations. Qualitative Analysis Examine qualitative feedback from participants during prototype testing sessions to identify common issues, challenges, or areas for improvement. Use thematic analysis to categorize and interpret participants' comments and suggestions. INTRODUCTION 38 For Observation Behavioral Analysis Analyze observational data to gain insights into participants' interactions with the smart shoe navigation system. Identify patterns in user behavior, gestures, and strategies employed during navigation tasks. In this summary by using these data analysis methods researchers can effectively process and interpret the collected data to draw conclusions about the usability, effectiveness, and user experience of the Smart Shoe Navigation System for Blind Persons. This comprehensive analysis will inform the improvements and contribute to the development of a more accessible and reliable navigation aid for visually impaired individuals. Tools and Techniques The researchers chose to use the tools for collecting a survey questionnaire is Web-based Questionnaire, also commonly referred to as online survey by using Google Forms to gather the responses to chosen groups. Also, researchers choose Microsoft excel to compute all the data that we gather to the respondent. INTRODUCTION 39 BIBLIOGRAPHY Kondaveeti, H. K., Kumaravelu, N. K., Vanambathina, S. D., Mathe, S. E., & Vappangi, S. (2021, May 1). A systematic literature review on prototyping with Arduino: Applications, challenges, advantages, and limitations. Computer Science Review. https://doi.org/10.1016/j.cosrev.2021.100364 An Arduino-Based Assistant for People with Visual Impairment P u n l a V o l. 4, 2 0 2 1 I s s u e Brian A. Alabado1, Christian Jason V. Cornel1, Anna Maureen R. Pare1, Philip Daniel Solidum1 and Juan Miguel S. Valdez1 A Low-Cost IoT based Navigation Assistance for Visually Impaired Person. (2023, June 1). IEEE Conference Publication | IEEE Xplore. https://ieeexplore.ieee.org/document/10192887/references?fbclid=Iw AR0edgcrtdtCsM9U2FxhkczzmRuyvDBFMtbNgpt9UiLhdtaUUYpZmlOdh ok#references M. Anisha et al., "Low-Cost Smart Shoe for Visually Impaired," 2021 Third International Conference on Intelligent Communication Technologies and Virtual Mobile Networks (ICICV), Tirunelveli, India, 2021, pp. 1108-1111, Doi: 10.1109/ICICV50876.2021.9388432. keywords: {Roads Transportation Footwear Blindness Receivers Tools Safety Smart Shoe; Arduino Nano Ultrasonic Sensor Buzzer Visually Impaired}, https://ieeexplore.ieee.org/abstract/document/9388432 INTRODUCTION 40 Țapu, R., Mocanu, B., & Zaharia, T. (2020, September 1). Wearable assistive devices for visually impaired: A state of the art survey. Pattern Recognition Letters. https://doi.org/10.1016/j.patrec.2018.10.031 Sherman, S. W. (2014). Medical Technology. Journal of the Medical Association of Georgia, 4. Kondaveeti, H. K., Kumaravelu, N. K., Vanambathina, S. D., Mathe, S. E., & Vappangi, S. (2021, May 1). A systematic literature review on prototyping with Arduino: Applications, challenges, advantages, and limitations. Computer Science Review. https://doi.org/10.1016/j.cosrev.2021.100364 Khudaverdieva, M. K. M. (2023, November 6). DATA FUSION OF ULTRASONIC SENSORS FOR DISTANCE MEASUREMENT. Piretc. https://doi.org/10.36962/piretc29082023-43 https://www.researchgate.net/publication/367162982_DISTANCE_MEA SUREMENT_USING_ULTRASONIC_SENSOR_ARDUINO Jasmin Akter ,Maria Nusrat, Md Rasel Hossain, Cmrasel@stud.Cou.Ac.BD(2022) https://www.who.int/publications/i/item/9789241516570?fbclid=IwAR3 36gGnAvu2veVT9oNmyaOFI8H5-ywYU880ssjPlWu1B23jg5MCQBuiBQ_aem_AXlvYzvAWeJfCV5ajS3ahH3S9adEsY31kPolwJ94HUyflBf1 pMIh1zlr8dvuqvnJ5z8DL5g_cY225PKrRTX-_Fv3 Joseph, A. M., Kian, A., & Begg, R. (2023, March 3). State-of-the-Art Review on Wearable Obstacle Detection Systems Developed for INTRODUCTION 41 Assistive Technologies and Footwear. Sensors, 23(5), 2802. https://doi.org/10.3390/s23052802 Low-Cost Smart Shoe for Visually Impaired. (2021, February 4). IEEE Conference Publication | IEEE Xplore. https://ieeexplore.ieee.org/abstract/document/9388432?fbclid=IwAR3 BFuiBUmQHDmK1r88jfc6Pf54pMRupJKRVcFh6AHUKRfQqmkBAO8wmy8_aem_AXlGk8NIYqF1B7WEiKj9wjOTkuf0GK4D r2XPJCXZ2OW-N_sbutLe82IpvQ3p-lkiOg_MUr5oPcXon9D-fhJQFGZ6 A Low-Cost IoT based Navigation Assistance for Visually Impaired Person. (2023, June 1). IEEE Conference Publication | IEEE Xplore. https://ieeexplore.ieee.org/document/10192887/references?fbclid=Iw AR2-rLEjoMrqHn-ZvggGQcmJuiCc95MUXfs---Hwl8in0HoipUojPFR5Ck_aem_AXlarAaFAIss_n3kaKhMHDklQ3QzfHugOyNUYTDIgbonv WpJB1qWTDIvDUa_e4lfRo128o_zSrQ6tvU8wuLlXi68#references Developing an Assistive Device for the Visually Impaired Using Ultrasonic Sensors for Distance and Solidity Determination Erin Faith C. Bermudo1, Paul Andrew D. Nahiwan1, Bryan Ernest Jon S. Redoble1, Baltazar Carlos Jose M. Reyes1, Juan Paulo Y. Singzon1, Hiroki M. Asaba2, Clement Y. Ong Robles, E. (2018, May 26). Eye health of Filipinos need more attention. The Manila Times. Retrieved from https://www.manilatimes.net/2018/05/26/busin ess/healthindustry/eye-health-of-filipinosneeds-more-attention/401198/ INTRODUCTION 42 Merencilla, N. E., Manansala, E. T., Balingit, E. C., Crisostomo, J. B. B., Montano, J. C. R., & Quinzon, H. L. (2021, November). Smart Stick for the Visually Impaired Person. In 2021 IEEE 13th International Conference on Humanoid, Nanotechnology, Information Technology, Communication and Control, Environment, and Management (HNICEM) (pp. 1-6). IEEE. According to Merencilla, N. E., Manansala, E. T., Balingit, E. C., Crisostomo, J. B. B., Montano, J. C. R.,&amp; Quinzon, H. L. (2021) J. Á. Ariza and J. M. Pearce (2022) Explains about &quot;Low-Cost Assistive Technologies for Disabled People Using Open-Source Hardware and Software: A Systematic Literature Review,&quot; Tabuga, Aubrey D.; Mina, Christian D. (2011) : Disability and Gender: The Case of the Philippines, PIDS Discussion Paper Series, No. 2011-32, Philippine Institute for Development Studies (PIDS), Makati City INTRODUCTION 43 APPENDIXES BALTAZAR, KENRICK S. 62 Santan St. Napico Manggahan Pasig City Kenrickbaltazar@gmail.com 09771219158 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School Gateways Institute of Science and Technology M.H Del Pilar San Nicolas, Pasig, 1600 Metro Manila Information and Communication Technology Junior High School Sta. Lucia High School #30 Tramo St. Rosario Village Sta. Lucia Pasig City Elementary: Elementary School Napico Elementary School Peras St. Napico Manggahan Pasig City INTRODUCTION 44 BLESSIE MAE BENIPAYO Bagong Nayon II Brgy San Isidro Antipolo City maebenipayo9@gmail.com 09945603317 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Information and Communications Technology Junior High School Bagong Nayon II National Highschool Bagong Nayon, Brgy. San Isidro, Antipolo City Elementary: Elementary School Bagong Nayon IV Elementary School Sitio Maligaya, Brgy. San Isidro, Antipolo City INTRODUCTION 45 MICHAEL ANGELO S. BOCO Cogeo Village, Brgy. Bagong Nayon, Antipolo City nylen252@gmail.com 09518564421 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School Paitan Sur National High School Brgy. Paitan Sur, Cuyapo, Nueva Ecija Genearal Academic Strand Junior High School Paitan Sur National High School Brgy. Paitan Sur, Cuyapo, Nueva Ecija Elementary: Elementary School Bonifacio Elementary School Brgy. Bonifacio, Cuyapo, Nueva Ecija INTRODUCTION 46 REVELEYN B. JAVIER 4th St. Purok18 San Juan Taytay Rizal revelynjavier14@gmail.com 09952519606 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School Trent Information First Technical Career Institute Taytay Rizal Information and Communication Technology Junior High School Muzon national high school Sapphire street Muzon Taytay Rizal Elementary: Elementary School San Francisco elementary School San Francisci Village Muzon Taytay Rizal INTRODUCTION 47 ALYSSANANS B. OLIVEROS D4 Enrique Maybunga Pasig City aly.oliveros27@gmail.com 09518564421 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School Rizal High School Dr. Sixto Ave., Caniogan Pasig City Information and Communication Technology Junior High School Rizal High School Dr. Sixto Ave., Caniogan Pasig City Elementary: Elementary School Caniogan Elementary School Kalinangan St. Caniogan Pasig City INTRODUCTION 48 DENMARK N. REGONDON San Agustin Brgy. Pinagbuhatan Pasig City Denmarkregondon@gmail.com 09504552838 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School A. Santos St. Buting Pasig City Genera Academic Strand Junior High School Mambugan National Highschool Urbano Velasco Ave. Pinagbuhatan Pasig City Elementary: Elementary School M. H. Del Pilar Street, Barangay Palatiw, Pasig City INTRODUCTION 49 CHRISTIAN B. REVILLA Bagong Pag-Asa, Muntindilaw Antipolo City khelasis@gmail.com 09100927555 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School Muntindilaw National Highshool St. Martin de pores Brgy. Muntindilaw Antipolo City Information and Communications Technology Junior High School Muntindilaw National Highschool St. Martin de pores Brgy. Muntindilaw Antipolo City Elementary: Elementary School Muntindilaw Elementary School Falcon street, Brgy. Muntindilaw Antipolo City INTRODUCTION 50 STANLEY M. ROROMERO Unit 7 Pagrai Hills Brgy. Mayamot Antipolo City Stanleyromero984@gmail.com 09506882709 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School Gardner College – Cainta RDS Bldg. Felix Ave., Brgy. San Isidro Cainta, Rizal Information and Communications Technology Junior High School Mambugan National Highschool Siruna Village, Brgy. Mambugan, Antipolo City Elementary: Elementray School Rock Hill Academy Blk 30, Sitio Sto niño Hills, Brgy. Cupang Antipolo City INTRODUCTION 51 MARY JEAN O. SAMSON Brgy. Cupang Purok 4 zone 8 Antipolo City samsonmaryjean762@gmail.com 09108964993 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Information and Communications Technology Junior High School Pinagbuhatan High School Brgy. Pinagbuhatan Pasig City Elementary: Elementary School Nagpayong Elementary School Brgy. Pinagbuhatan Pasig City INTRODUCTION 52 STEPHEN T. TUPAZ Sitio Pinagkitran Boor Cardona Rizal stephentupazmlbb@gmail.com 09519191474 EDUCATIONAL ATTAINMENT Tertiary: ICCT COLLEGES V.V Soliven Ave II. Cainta, 1900 Rizal Secondary: Senior High School TUNA-BALIBAGO NATIONAL HIGH SCHOOL Lambac Cardona Rizal General Academic Strand Junior High School TUNA-BALIBAGO NATIONAL HIGH SCHOOL ECOMS Lambac Cardona Rizal Elementary: Elementary School ECOMS Lambac Cardona Rizal INTRODUCTION 53 Copy of Project Design Objective The main objective of this capstone project titled "Smart Shoe Navigation System for Blind Person: Integrating Arduino with Ultrasonic Distance Sensor" is developed, design and asses a wearable navigation System The project aims to provide real-time environmental feedback to individuals with visual impairments through the integration of ultrasonic distance sensors and Arduino microcontrollers. The primary objective is to create a dependable and user-friendly system that enhances the mobility and independence of blind individuals by accurately detecting obstacles and guiding them safely through their surroundings. To achieve this goal, the project will focus on ensuring the performance, reliability, and usability of the smart shoe navigation system through thorough hardware and software integration and testing of user feedback. Methodology Figure 2.3 The researchers will choose to use agile methodology on this study titled "Smart Shoe Navigation System for Blind Person: Integrating Arduino with Ultrasonic Distance Sensor" INTRODUCTION 54 will use Arduino microcontrollers and ultrasonic distance sensors to create and improve a wearable navigation system for the blind through continuous improvement. Timeline This project timeline serves as a roadmap, guiding our efforts as we navigate the complexities of technology and user needs. It emphasizes our commitment to creating a tangible solution that not only addresses the challenges faced by the visually impaired but also fosters a more inclusive society where everyone can navigate the world with dignity and independence. On Week 1 (February 1-6) We Define project scope and objectives. We Research existing solutions and technologies. We Gather materials and resources needed for the project. On Week 2 (February 7-13): We Design the overall architecture of the smart shoe navigation system. We Select and purchase Arduino board, ultrasonic distance sensor, and other necessary components. We Begin coding the Arduino program for interfacing with the ultrasonic sensor. On Week 3 (February 14-20): INTRODUCTION 55 We Assemble the hardware components (Arduino board, ultrasonic sensor, power source) into a prototype setup. Test the functionality of the ultrasonic sensor with the Arduino board. Week 4 (February 21-27): Develop algorithms for processing sensor data and providing navigation feedback to the user. Test the integration of sensor data processing algorithms with the Arduino program. On Week 5 (February 28 - March 5): The Researchers Gather feedback on the usability and effectiveness of the prototype. On Week 6 (March 6-12): Implement additional features or enhancements as needed. Prepare for more comprehensive user testing in the following weeks. On Week 7 (March 13-19): Analyzing the placement of the ultrasonic sensor. On Week 8 (March 20-26): Make final adjustments to the hardware, software, and enclosure design based on testing results and feedback. INTRODUCTION 56 Prepare project documentation, including user manuals and technical specifications. On Week 9 (March 27 - April 2): Finalize project documentation and presentation materials. Conduct a final review of the smart shoe navigation system to ensure readiness for demonstration and deployment. Plan for project demonstration or presentation to the panelist On Week 10 (April 3-8): Gather final feedback and suggestions for future iterations or improvements. Wrap up the project, document lessons learned, and evaluate the overall success and impact of the panelist. Deliverables the expected outcomes of this project titled “Smart Shoe Navigation System for Blind Person Integrating Ultrasonic Distance Sensor. This project includes improved mobility, safety, independence, and accessibility for blind individuals, the limitations of this projects is not just a waterproof but the researchers will do the proper analysis to design and ensure the smart shoe navigation will be a water resistant this outcome it highlights how Smart Shoe is very efficient to the blind Person. the document of this project will be INTRODUCTION 57 ensured and we gather all things and evaluate on how properly to execute this project. INTRODUCTION 58