JP2005056118A - 非接触情報媒体およびこれを用いた通信システム - Google Patents
非接触情報媒体およびこれを用いた通信システム Download PDFInfo
- Publication number
- JP2005056118A JP2005056118A JP2003285884A JP2003285884A JP2005056118A JP 2005056118 A JP2005056118 A JP 2005056118A JP 2003285884 A JP2003285884 A JP 2003285884A JP 2003285884 A JP2003285884 A JP 2003285884A JP 2005056118 A JP2005056118 A JP 2005056118A
- Authority
- JP
- Japan
- Prior art keywords
- contact information
- information medium
- coil
- reader
- writer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004891 communication Methods 0.000 title claims abstract description 67
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 239000003990 capacitor Substances 0.000 claims abstract description 19
- 230000005674 electromagnetic induction Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 7
- 239000004020 conductor Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07796—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements on the record carrier to allow stacking of a plurality of similar record carriers, e.g. to avoid interference between the non-contact communication of the plurality of record carriers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/59—Responders; Transponders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/22—Capacitive coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
- Credit Cards Or The Like (AREA)
Abstract
【解決手段】 本発明にかかる非接触情報媒体10は、切断部13を備えたコイル12と、コンデンサ14と、ICチップ15とを有する。非接触情報媒体10は、所定数量以上の非接触情報媒体が近接することによって非接触情報媒体10のコイル12のインダクタンスが増加し、リーダライタからの送受信電波の周波数と非接触情報媒体10の共振周波数とが一致する。そして、リーダライタと通信を行うことが可能となる。このため、非接触情報媒体10が重なり合った状態であっても、正確な通信を行うことが可能となる。
【選択図】 図1
Description
10a 非接触情報媒体群
12、52 コイル
13、13a、13b 切断部
14、54 コンデンサ
15、55 ICチップ
15a 送受信部
15b 制御部
15c メモリ
17a、17b 接続部
20 リーダライタ
22 リーダ用アンテナ
24 処理部
26 出力部
28 入力部
30 通信システム
41 補助カード
41a 補助カード群
60 偽造品
100 非接触情報媒体
102 コイル
104 コンデンサ
105 ICチップ
Claims (6)
- 導線によって形成されるコイルと、前記コイルと共振回路を形成するコンデンサと、リーダライタとの間で送受信する情報を制御する制御回路とを備えた非接触情報媒体において、
前記コイルは、前記導線の少なくとも一部が切断されていることを特徴とする非接触情報媒体。 - 前記コイルは、当該非接触情報媒体が単体で配置された場合に、前記共振回路の共振周波数をリーダライタから発せられる電磁波の周波数よりも高くするインダクタンスを有することを特徴とする請求項1に記載の非接触情報媒体。
- 前記コイルは、当該非接触情報媒体が複数近傍に配置された場合に、前記共振回路の共振周波数をリーダライタから発せられる電磁波の周波数に等しくするインダクタンスを発生することを特徴とする請求項1または2に記載の非接触情報媒体。
- 前記コイルとほぼ同等のインダクタンスである補助コイルをさらに備え、
前記コイルは、該補助コイルが複数近傍に配置された場合に、前記共振回路の共振周波数をリーダライタから発せられる電磁波の周波数に等しくするインダクタンスを発生することを特徴とする請求項1または2に記載の非接触情報媒体。 - 複数の請求項1〜4のいずれか一つに記載の非接触情報媒体と、
前記非接触情報媒体へのエネルギーの供給およびデータの送信を行うとともに、前記非接触情報媒体からの送信データを受信するリーダライタと、
を備え、電磁誘導を利用して前記非接触情報媒体と前記リーダライタとの間の無線通信を行うことを特徴とする通信システム。 - 請求項1〜4のいずれか一つに記載の非接触情報媒体と、
前記非接触情報媒体の前記コイルのインダクタンスとほぼ同等のインダクタンスを備えた補助コイルと、
前記非接触情報媒体へのエネルギーの供給およびデータの送信を行うとともに、前記非接触情報媒体からの送信データを受信するリーダライタと、
を備え、電磁誘導を利用して前記非接触情報媒体と前記リーダライタとの間の無線通信を行うことを特徴とする通信システム。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003285884A JP4244169B2 (ja) | 2003-08-04 | 2003-08-04 | 非接触情報媒体およびこれを用いた通信システム |
EP04771318A EP1653631A4 (en) | 2003-08-04 | 2004-07-30 | CONTACTLESS INFORMATION MEDIUM AND COMMUNICATION SYSTEM WITH CONTACTLESS INFORMATION MEDIUM |
US10/566,988 US7438235B2 (en) | 2003-08-04 | 2004-07-30 | Non-contact information medium and communication system using non-contact information medium |
CN2004800216725A CN1830155B (zh) | 2003-08-04 | 2004-07-30 | 非接触信息介质及采用非接触信息介质的通信*** |
PCT/JP2004/011316 WO2005013501A1 (ja) | 2003-08-04 | 2004-07-30 | 非接触情報媒体および非接触情報媒体を用いた通信システム |
KR1020067002368A KR100759062B1 (ko) | 2003-08-04 | 2004-07-30 | 비접촉 정보매체 및 비접촉 정보매체를 사용한 통신시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003285884A JP4244169B2 (ja) | 2003-08-04 | 2003-08-04 | 非接触情報媒体およびこれを用いた通信システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005056118A true JP2005056118A (ja) | 2005-03-03 |
JP4244169B2 JP4244169B2 (ja) | 2009-03-25 |
Family
ID=34113907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003285884A Expired - Fee Related JP4244169B2 (ja) | 2003-08-04 | 2003-08-04 | 非接触情報媒体およびこれを用いた通信システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US7438235B2 (ja) |
EP (1) | EP1653631A4 (ja) |
JP (1) | JP4244169B2 (ja) |
KR (1) | KR100759062B1 (ja) |
CN (1) | CN1830155B (ja) |
WO (1) | WO2005013501A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012014644A (ja) * | 2010-07-05 | 2012-01-19 | Nhk Spring Co Ltd | 情報カード管理装置 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103810411B (zh) * | 2002-05-29 | 2018-01-12 | 索尼株式会社 | 信息处理*** |
WO2010066955A1 (fr) * | 2008-12-11 | 2010-06-17 | Yves Eray | Circuit d'antenne rfid |
WO2010116441A1 (ja) * | 2009-03-30 | 2010-10-14 | 富士通株式会社 | 無線電力供給システム、無線送電装置、および無線受電装置 |
US20120203620A1 (en) | 2010-11-08 | 2012-08-09 | Douglas Howard Dobyns | Techniques For Wireless Communication Of Proximity Based Marketing |
US8929809B2 (en) | 2011-03-22 | 2015-01-06 | Radeum, Inc. | Techniques for wireless communication of proximity based content |
US8880100B2 (en) | 2011-03-23 | 2014-11-04 | Radium, Inc. | Proximity based social networking |
US9705564B2 (en) | 2014-08-29 | 2017-07-11 | Freelinc Technologies | Spatially enabled secure communications |
US10164685B2 (en) | 2014-12-31 | 2018-12-25 | Freelinc Technologies Inc. | Spatially aware wireless network |
CN106203583B (zh) * | 2015-02-11 | 2020-02-11 | 天地融科技股份有限公司 | 一种电子设备 |
US10726323B2 (en) * | 2018-05-31 | 2020-07-28 | Toshiba Memory Corporation | Semiconductor storage device |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04321190A (ja) * | 1991-04-22 | 1992-11-11 | Mitsubishi Electric Corp | 非接触型携帯記憶装置のアンテナ回路 |
DE19542900A1 (de) * | 1995-11-17 | 1997-05-22 | Cubit Electronics Gmbh | Kontaktloser Datenträger |
FR2776797B1 (fr) * | 1998-03-30 | 2000-06-30 | Gemplus Card Int | Carte a circuit integre sans contact comportant des moyens d'inhibition |
BR9912929A (pt) * | 1998-08-14 | 2001-05-08 | 3M Innovative Properties Co | Sistema de antena, combinação, e, processo para interrogar determinados artigos |
JP3643488B2 (ja) * | 1998-10-30 | 2005-04-27 | 株式会社日立製作所 | Icカード |
JP3359608B2 (ja) * | 1999-02-19 | 2002-12-24 | 日本電信電話株式会社 | 非接触型icカードシステム |
JP4319726B2 (ja) * | 1999-02-19 | 2009-08-26 | 大日本印刷株式会社 | 非接触型icカードの製造方法 |
EP1030266B1 (en) * | 1999-02-19 | 2009-05-06 | Nippon Telegraph and Telephone Corporation | Noncontact type IC card and system therefor |
JP3632894B2 (ja) * | 1999-03-15 | 2005-03-23 | ソニー株式会社 | アンテナ装置及びカード状記憶媒体 |
JP2001034725A (ja) | 1999-07-22 | 2001-02-09 | Hitachi Maxell Ltd | 非接触icモジュール及びその製造方法、並びに、非接触情報媒体 |
EP1327958B1 (en) * | 2000-08-15 | 2008-04-23 | Omron Corporation | Non contact communication medium and system |
JP3943407B2 (ja) * | 2002-02-05 | 2007-07-11 | 大日本印刷株式会社 | Icカード |
-
2003
- 2003-08-04 JP JP2003285884A patent/JP4244169B2/ja not_active Expired - Fee Related
-
2004
- 2004-07-30 KR KR1020067002368A patent/KR100759062B1/ko active IP Right Grant
- 2004-07-30 WO PCT/JP2004/011316 patent/WO2005013501A1/ja active Application Filing
- 2004-07-30 EP EP04771318A patent/EP1653631A4/en not_active Withdrawn
- 2004-07-30 US US10/566,988 patent/US7438235B2/en active Active
- 2004-07-30 CN CN2004800216725A patent/CN1830155B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012014644A (ja) * | 2010-07-05 | 2012-01-19 | Nhk Spring Co Ltd | 情報カード管理装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100759062B1 (ko) | 2007-09-14 |
EP1653631A4 (en) | 2009-06-17 |
EP1653631A1 (en) | 2006-05-03 |
US7438235B2 (en) | 2008-10-21 |
CN1830155B (zh) | 2011-04-13 |
JP4244169B2 (ja) | 2009-03-25 |
WO2005013501A1 (ja) | 2005-02-10 |
KR20060040730A (ko) | 2006-05-10 |
US20060196941A1 (en) | 2006-09-07 |
CN1830155A (zh) | 2006-09-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6809703B2 (en) | Contactless electronic tag for three-dimensional object | |
JP4452782B2 (ja) | Rfidリーダ用多重ループアンテナ、これを有するrfidリーダ、及びこれを有するrfidシステム | |
JP4482403B2 (ja) | 非接触情報媒体 | |
JP3915092B2 (ja) | Icカード用のブースタアンテナ | |
US8109445B2 (en) | Data carrier and data carrier system | |
JP4244169B2 (ja) | 非接触情報媒体およびこれを用いた通信システム | |
JP2000251038A (ja) | 無線情報記憶媒体及び無線情報記憶媒体の配置方法 | |
JP2003179526A (ja) | 非接触通信システム、並びに非接触通信補助装置および方法 | |
JP2007221584A (ja) | 商品管理用アンテナ及びその制御方法 | |
KR20100095419A (ko) | 코일 안테나 및 비접촉 정보매체 | |
JP2005136570A (ja) | 無線通信媒体処理装置 | |
JP2006060283A (ja) | 通信補助体組及び通信補助システム、並びに通信方法 | |
JP2006338120A (ja) | 非接触型リーダライタシステム | |
WO2008066034A1 (fr) | Porteuse de données et système de porteuse de données | |
JP4873158B2 (ja) | Rfidリーダ装置 | |
JP4237578B2 (ja) | 非接触情報媒体、これを用いた通信システム、媒体特定方法 | |
JP5282534B2 (ja) | 非接触icタグ装置 | |
JP3632894B2 (ja) | アンテナ装置及びカード状記憶媒体 | |
JP2005148820A (ja) | Rfid装置 | |
JP2005031749A (ja) | 非接触情報媒体およびこれを用いた通信システム | |
JP5282535B2 (ja) | 状態変化検知システム | |
JP2006085548A (ja) | 無線icチップおよびそのicモジュール | |
JP2004507137A (ja) | トランスポンダに対して電磁界を発生させるアンテナ | |
JP2008027199A (ja) | 非接触icカード収納装置 | |
JP5231180B2 (ja) | 非接触icタグ装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20060201 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20080924 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20081125 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20081224 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20081225 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4244169 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120116 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120116 Year of fee payment: 3 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130116 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130116 Year of fee payment: 4 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140116 Year of fee payment: 5 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |