ULTRA Small Package
UHF RFID Tag
Design Guideline
Rev.1 Aug. 2012
www.hitachi-chem.co.jp/RFID/e
© Hitachi Chemical Co., Ltd. 2012. All rights reserved.
Contents
1. Features
2. Antenna Design & Case Example
© Hitachi Chemical Co., Ltd. 2012. All rights reserved.
1-1. Features
Size:
2.5 x 2.5 x 0.3 mm
Delivery Form
Tape & Reel
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
2
1-2. Features
【Small】 【High Heat Resistance】 ⇒
Applicable for
- Very Small Products
- Plastic Molding
- Solder Reflow
*Image
Apply for Reagent Bottles
Built-in Semiconductor Package
Mounted on PCB
*Image
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
3
1-3. Features
Coil
Coil
Conductive Paste/Ink
Ink
PKG Tag
Paper
PKG Tag
Conductive Yarn
Metallic Wire
Gauze
Wire
PKG Tag
Yarn
PKG Tag
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
4
2. Antenna Design & Case Example
Notes:
- This Design Guideline shows just a basic concept and case example.
- Booster antenna should be optimized the size and figure for each
material and conditions.
- If you need help to design booster antenna, Hitachi Chemical will
support it.
2-1 Booster Antenna Design 1 (Dipole Antenna)
Antenna pattern for
Al foil, Conductive Paste/Ink
Conductive Wire/Yarn
140mm*
Antenna should be located at a edge of Tag
*Length of antenna depends on
material and other conditions,
and must be adjust at the site.
Gap < 0.25mm
Contact is Best
Gap between tag and antenna
Not Good
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
6
2-2 Case example for Reagent Bottles
Attached at bottom
With external antenna
Single Read
Please refer video
on our website.
Multi Read
Booster antenna
© Hitachi Chemical Co., Ltd. 2012. All rights reserved.
7
2-3 Case example for linen/apparel
PKG Tag 【Small】
+ Yarn 【Flexible】
Conductive Yarn
+ Non-directly connection
= High Durability
Sewn in
Name Tag
Linen Tag
Gauze
*Image
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
8
2-4 Booster Antenna Design 2 (Coil type)
14*
Resin molding
【Small】 【Heat resistant】
Reading Range : ~ 30cm
Wire Length: approximately150mm*
φ5
*Length of antenna depends on material and other
conditions, and must be adjust at the site.
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
9
2-5 Booster Antenna Design 3 (Patch Antenna)
Double-side type
2.5~3.0
Metal Plate/Sheet
Spacer (nonconductive)
PKG Tag
Reading range : ~ 3m
Metal Plate/Sheet
2.5~3.0
Folding back type
PKG Tag
Metal Plate/Sheet
Spacer (nonconductive)
Reading range : ~2m
*Size of antenna depends on material and other
conditions, and must be adjust at the site.
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
10
2-6 Case example for On-Metal Tag (Hard type)
Nameplate type
Weldable type
*Image
*Image
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
11
2-7 Booster Antenna Design 4 (Inverted L Antenna)
【Flexible】
Antenna Material
Metallic foil
Vapor-deposited film
Tag type
Label
*Size of antenna depends on material and other
conditions, and must be adjust at the site.
At least half of the slit should be
located upper the metal surface
【Non-directivity】
Read range : ~1m
Metal
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
12
2-8 Case example On-Metal Tag (Label type)
For Aluminum bag
For Steel can
(cylindrical)
*Image
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
13
2-9 Booster Antenna Design 5 (Slit Antenna)
Antenna Material
Tag type
Metallic foil
Vapor-deposited film
Flexible
Metallic plate
Rigid
Full slit type
Read range : ~3m
Half slit type
*Size of antenna depends on material and other
conditions, and must be adjust at the site.
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
14
2-10 Case example for On-Metal Tag (Slit type)
For Aluminum bag
For Metallic Plate/Case
Screw Tag
PKG Tag
PKG Tag
Slit
Slit
Concept Sample
*Image
PKG Tag
PKG Tag
Concept Sample
Slit
Fastener Tag
PKG Tag
*Image
© Hitachi Chemical Co., Ltd. 2011. All rights reserved.
15
2-11 Case example for Metal Plate
Any metal plate can be booster antenna
Memory Module cover of Notebook PC
Battery cover of Mobile phone
One side of Package Tag must contact with edge of metal plate.
Read range depends on figure of metal plate and condition of each products.
© Hitachi Chemical Co., Ltd. 2012. All rights reserved.