KR960002076A - 비접촉정보카드 - Google Patents
비접촉정보카드 Download PDFInfo
- Publication number
- KR960002076A KR960002076A KR1019950016217A KR19950016217A KR960002076A KR 960002076 A KR960002076 A KR 960002076A KR 1019950016217 A KR1019950016217 A KR 1019950016217A KR 19950016217 A KR19950016217 A KR 19950016217A KR 960002076 A KR960002076 A KR 960002076A
- Authority
- KR
- South Korea
- Prior art keywords
- rectifying means
- output side
- information
- carrier signal
- resonant circuit
- Prior art date
Links
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
-
- 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
- G06K19/0723—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 the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
Abstract
본 발명의 비접촉정보카드는 비교적 간단한 구성으로, IC칩 등이 과전압으로 파괴되지 않도록 한다. 카드리더, 라이터(2)로부터의 정보에 의하여 변조된 반송파 (搬送波)신호 (예를 들면 FSK신호)를 수신하는 공진(共振)회로(3)와, 이 반송파신호로부터 정보를 얻는 정보처리수단(5),(6),(7)과, 이 반송파신호를 정류(整流)하여 전원을 얻는 정류수단(13)을 가지고, 이 정류수단(13)의 출력측에 얻어지는 전원을 의하여 동작하도록 이루어진 비접촉정보카드에 있어서, 이 공진회로(3)에 가변용량소자(3d)를 배설하고, 이 가변용량소자(3d)의 용량치를 이 정류수단(13)의 출력측의 전압치에 따라서 변화시고, 이 공진회로(3)의 공진주파수를 변화시켜서, 이 정류수단(13)의 출력측의 전압치를 대략 일정하게 하도록 한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명의 비접촉정보카그의 일실시예를 나타낸 구성도,
제2도는 제2도의 비접촉정보카드의 동작을 설명하기 위한 주파수 대 진폭응답의 특성도.
Claims (2)
- 카드리더ㆍ라이터로부터의 정보에 의하여 변조된 반송파(搬送波)신호를 수신하는 공진(共振)회로와, 이 반송파신호로부터 정보를 얻는 정보처리수신과, 상기 반송파 신호를 정류(整流)하여 전원을 얻는 정류수단을 가지고, 이 정류수단의 출력측에 얻어지는 전원에 의하여 동작하도록 이루어진 비접촉정보카드에 있어서, 상기 공진회로에 가변용량소자를 배설하고, 이 가변용량소자의 용량치를 상기 정류수단의 출력측의 전압치에 따라서 변화시키고, 상기 공진회로의 공진주파수를 변화시켜서, 상기 정류수단의 출력측의 전압치를 대략 일정하게 하도록 한 것을 특징으로 하는 비접촉정보카드.
- 제1항에 있어서, 상기 가변용량소자로서 바리캡(vari-cap)다이오드를 사용하고, 이 바리캡다이오드에 상기 정류수단의 출력측의 전압에 의하여 역바이어스하도록 한 것을 특징으로 하는 비접촉정보카드.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6138847A JPH087059A (ja) | 1994-06-21 | 1994-06-21 | 非接触情報カード |
JP1994-138847 | 1994-06-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960002076A true KR960002076A (ko) | 1996-01-26 |
KR100370456B1 KR100370456B1 (ko) | 2003-05-01 |
Family
ID=15231574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950016217A KR100370456B1 (ko) | 1994-06-21 | 1995-06-19 | 비접촉정보카드 |
Country Status (6)
Country | Link |
---|---|
US (2) | US5652423A (ko) |
EP (1) | EP0689149B1 (ko) |
JP (1) | JPH087059A (ko) |
KR (1) | KR100370456B1 (ko) |
CN (1) | CN1119774A (ko) |
DE (1) | DE69522272T2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100341629B1 (ko) * | 1996-12-27 | 2002-06-22 | 사토 게니치로 | 비접촉 ic카드 통신시스템에 있어서의 응답기, 집적회로칩, 비접촉 ic카드, 자기 전원 불요형 장치, 및 자기 전원 불요형 장치의 자동조정방법 |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH087059A (ja) * | 1994-06-21 | 1996-01-12 | Sony Chem Corp | 非接触情報カード |
JPH0962816A (ja) * | 1994-10-06 | 1997-03-07 | Mitsubishi Electric Corp | 非接触icカードおよびこれを含む非接触icカードシステム |
JP3451506B2 (ja) * | 1995-03-15 | 2003-09-29 | オムロン株式会社 | データキャリア |
DE69533619D1 (de) * | 1995-07-31 | 2004-11-11 | St Microelectronics Srl | Elektrisch betätigter Schalter, integrierte Schaltung und elektronische Schaltung unter Verwendung desselben |
EP0793191A1 (de) * | 1996-02-27 | 1997-09-03 | Siemens Schweiz AG (Siemens Suisse SA) (Siemens Svizzera SA) Siemens Switzerland Ltd) | Vorrichtung zur Programmierung einer erdgebundenen Station |
US6945457B1 (en) | 1996-05-10 | 2005-09-20 | Transaction Holdings Ltd. L.L.C. | Automated transaction machine |
JP3392016B2 (ja) * | 1996-09-13 | 2003-03-31 | 株式会社日立製作所 | 電力伝送システム並びに電力伝送および情報通信システム |
JPH10214232A (ja) * | 1997-01-30 | 1998-08-11 | Rohm Co Ltd | Icカードおよびicカードの運用方法 |
KR19980081575A (ko) * | 1997-04-21 | 1998-11-25 | 윤종용 | 외부 입력 전압의 레벨 조정이 가능한 스마트카드 |
EP1163630A4 (en) * | 1998-01-23 | 2002-07-31 | Motorola Inc | PORTABLE DATA CARRIER AND METHOD FOR SWITCHING BETWEEN PERFORMANCE AND DATA MODE |
EP0949593A2 (en) | 1998-03-30 | 1999-10-13 | Citicorp Development Center | System, method and apparatus for value exchange utilizing value-storing apparatus |
US8108307B1 (en) | 1998-03-30 | 2012-01-31 | Citicorp Development Center, Inc. | System, method and apparatus for value exchange utilizing value-storing applications |
GB2344021B (en) * | 1998-11-18 | 2003-06-18 | Roke Manor Research | Improvements in or relating to tagging systems |
JP3649374B2 (ja) * | 1998-11-30 | 2005-05-18 | ソニー株式会社 | アンテナ装置及びカード状記憶媒体 |
EP1062632B1 (de) * | 1999-01-07 | 2015-05-20 | Nxp B.V. | Mobiler datenträger |
EP1024451A1 (de) * | 1999-01-26 | 2000-08-02 | Siemens Aktiengesellschaft | Lesegerät für tragbare Datenträger |
JP3494067B2 (ja) * | 1999-03-19 | 2004-02-03 | 日本電信電話株式会社 | 基地局通信装置、及び携帯無線通信装置への電力供給方法 |
US6134130A (en) * | 1999-07-19 | 2000-10-17 | Motorola, Inc. | Power reception circuits for a device receiving an AC power signal |
FR2798797B1 (fr) * | 1999-09-21 | 2002-02-22 | Tracetel | Procede et dispositif de communication entre un circuit electronique d'identification par radiofrequence et un systeme hote |
FR2801746B1 (fr) * | 1999-11-26 | 2003-08-22 | France Telecom | Dispositif d'alimentation stabilisee de composants electroniques tele-alimentes |
US6362972B1 (en) | 2000-04-13 | 2002-03-26 | Molex Incorporated | Contactless interconnection system |
US6612852B1 (en) | 2000-04-13 | 2003-09-02 | Molex Incorporated | Contactless interconnection system |
KR100377318B1 (ko) * | 2000-06-02 | 2003-03-26 | 스마트시스템 주식회사 | Iso/iec 14443의 type b 표준방식의 비접촉식 카드 리더 장치 |
AU2001262739A1 (en) * | 2000-08-15 | 2002-02-25 | Omron Corporation | Noncontact communication medium and noncontact communication system |
KR20030003912A (ko) * | 2001-07-04 | 2003-01-14 | 노충호 | 인체감지형 보안시스템 |
US6954053B2 (en) * | 2002-07-10 | 2005-10-11 | Atmel Corporation | Interface for shunt voltage regulator in a contactless smartcard |
NL1021125C2 (nl) * | 2002-07-22 | 2004-01-23 | Nedap Nv | Schakelende modulator. |
JP2004132890A (ja) * | 2002-10-11 | 2004-04-30 | Fujitsu Component Ltd | 非接触icカードリーダ/ライタ装置、非接触icカード、入力装置、及び非接触icカードの位置算出方法 |
KR100528464B1 (ko) * | 2003-02-06 | 2005-11-15 | 삼성전자주식회사 | 스마트카드의 보안장치 |
FR2859842B1 (fr) * | 2003-09-17 | 2006-02-10 | Commissariat Energie Atomique | Objet portatif a demodulation multiniveaux, couple inductivement a une station fixe |
JP4392256B2 (ja) * | 2004-02-05 | 2009-12-24 | 株式会社ルネサステクノロジ | 半導体集積回路装置及び非接触型icカード |
JP4674638B2 (ja) * | 2006-04-26 | 2011-04-20 | 株式会社村田製作所 | 電磁結合モジュール付き物品 |
CN1881850B (zh) * | 2006-05-09 | 2010-11-10 | 株洲南车时代电气股份有限公司 | 一种机车监控装置用的无线ic卡读卡器 |
JP4382063B2 (ja) | 2006-06-07 | 2009-12-09 | フェリカネットワークス株式会社 | 情報処理端末、および受信電圧制御方法 |
CN102306265A (zh) * | 2006-08-23 | 2012-01-04 | 江国庆 | 非接触式储值装置及非接触式身份辨识方法 |
EP1988487B1 (en) * | 2007-05-04 | 2012-04-04 | Vodafone Holding GmbH | IC card, IC-card reader and method for operating a contactless IC card reader |
JP5071079B2 (ja) * | 2007-12-05 | 2012-11-14 | ソニー株式会社 | 電力制御装置 |
US8878393B2 (en) | 2008-05-13 | 2014-11-04 | Qualcomm Incorporated | Wireless power transfer for vehicles |
US8629650B2 (en) | 2008-05-13 | 2014-01-14 | Qualcomm Incorporated | Wireless power transfer using multiple transmit antennas |
JP4737253B2 (ja) | 2008-08-29 | 2011-07-27 | ソニー株式会社 | 非接触受信装置 |
WO2010032603A1 (en) * | 2008-09-19 | 2010-03-25 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and wireless tag using the same |
JP2010258402A (ja) | 2008-09-26 | 2010-11-11 | Sony Corp | 静電容量素子及び共振回路 |
US8854224B2 (en) | 2009-02-10 | 2014-10-07 | Qualcomm Incorporated | Conveying device information relating to wireless charging |
US20100201312A1 (en) | 2009-02-10 | 2010-08-12 | Qualcomm Incorporated | Wireless power transfer for portable enclosures |
US9312924B2 (en) | 2009-02-10 | 2016-04-12 | Qualcomm Incorporated | Systems and methods relating to multi-dimensional wireless charging |
US8373543B2 (en) * | 2009-12-22 | 2013-02-12 | Bae Systems Information And Electronic Systems Integrations Inc. | RFID transponder using ambient radiation |
US9065302B2 (en) | 2010-12-24 | 2015-06-23 | Semiconductor Energy Laboratory Co., Ltd. | Wireless power feeding system |
KR20120084659A (ko) | 2011-01-20 | 2012-07-30 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 급전 장치 및 비접촉 급전 시스템 |
US9325205B2 (en) | 2011-03-04 | 2016-04-26 | Semiconductor Energy Laboratory Co., Ltd. | Method for driving power supply system |
JP5904735B2 (ja) * | 2011-09-20 | 2016-04-20 | 株式会社東芝 | 磁界共鳴方式回路 |
US9438129B2 (en) | 2011-10-06 | 2016-09-06 | Cesar Ladron de Guevara | Input/output power and signal transfer isolator device |
JP6247120B2 (ja) * | 2014-03-13 | 2017-12-13 | 株式会社日立製作所 | 無線電力伝送用受電装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1320403A (en) * | 1969-07-11 | 1973-06-13 | Fujitsu Ltd | Oscillator circuit for producing an oscillation frequency dependent upon an applied voltage |
JPS579530B2 (ko) * | 1974-07-08 | 1982-02-22 | ||
US4650981A (en) * | 1984-01-26 | 1987-03-17 | Foletta Wayne S | Credit card with active electronics |
US4837556A (en) * | 1985-04-15 | 1989-06-06 | Kabushiki Kaisha Nihon Denzai Kogyo Kenkyusho | Signal transmission device |
IL82025A (en) * | 1987-03-27 | 1993-07-08 | Galil Electro Ltd | Electronic data communications system |
JP2527267B2 (ja) * | 1990-04-19 | 1996-08-21 | 三菱電機株式会社 | 非接触型可搬担体 |
JPH05128319A (ja) * | 1991-11-06 | 1993-05-25 | Mitsubishi Electric Corp | 情報カードシステム |
US5434396A (en) * | 1992-11-10 | 1995-07-18 | Xicor Inc. | Wireless powering and communication system for communicating data between a host system and a stand-alone device |
JPH087059A (ja) * | 1994-06-21 | 1996-01-12 | Sony Chem Corp | 非接触情報カード |
-
1994
- 1994-06-21 JP JP6138847A patent/JPH087059A/ja active Pending
-
1995
- 1995-06-16 US US08/491,077 patent/US5652423A/en not_active Expired - Lifetime
- 1995-06-19 KR KR1019950016217A patent/KR100370456B1/ko not_active IP Right Cessation
- 1995-06-21 DE DE69522272T patent/DE69522272T2/de not_active Expired - Lifetime
- 1995-06-21 EP EP95304351A patent/EP0689149B1/en not_active Expired - Lifetime
- 1995-06-21 CN CN95106454A patent/CN1119774A/zh active Pending
-
1997
- 1997-03-21 US US08/822,311 patent/US5804811A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100341629B1 (ko) * | 1996-12-27 | 2002-06-22 | 사토 게니치로 | 비접촉 ic카드 통신시스템에 있어서의 응답기, 집적회로칩, 비접촉 ic카드, 자기 전원 불요형 장치, 및 자기 전원 불요형 장치의 자동조정방법 |
US6624743B1 (en) | 1996-12-27 | 2003-09-23 | Rohm Co., Ltd | Automatic adjusting responder with no self-contained power supply |
Also Published As
Publication number | Publication date |
---|---|
DE69522272D1 (de) | 2001-09-27 |
DE69522272T2 (de) | 2002-04-25 |
EP0689149A1 (en) | 1995-12-27 |
KR100370456B1 (ko) | 2003-05-01 |
US5652423A (en) | 1997-07-29 |
CN1119774A (zh) | 1996-04-03 |
US5804811A (en) | 1998-09-08 |
EP0689149B1 (en) | 2001-08-22 |
JPH087059A (ja) | 1996-01-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR960002076A (ko) | 비접촉정보카드 | |
US5153583A (en) | Transponder | |
EP3090490B1 (en) | Passive wireless sensor | |
US4724427A (en) | Transponder device | |
JP3118001B2 (ja) | トランスポンダのための無線周波数インターフェイス装置 | |
US20040100834A1 (en) | Memory tag, read/write device and method of operating a memory tag | |
KR20040098665A (ko) | 커플링이 강화된 집적 회로 | |
KR950035117A (ko) | 고주파태그 및 이것을 이용한 정보교환시스템 | |
JP2004357300A (ja) | 後方散乱ベースのトランスポンダのための位相変調回路 | |
EP1026832A4 (en) | INFORMATION COMMUNICATION DEVICE | |
JP2705076B2 (ja) | 反射型送信装置 | |
KR20050005427A (ko) | 접지된 안테나를 이용하는 정류기 | |
DE59010221D1 (de) | Einrichtung zur berührungslosen Daten- und Energieübertragung sowie Verwendung einer solchen | |
CA2172758A1 (en) | Signal-Powered Frequency-Dividing Transponder | |
US4857913A (en) | Coded objects identifiable by proximity and devices for changing the codes of these objects | |
RU2003132442A (ru) | Бесконтактный портативный объект, содержащий, по меньшей мере, одно периферийное устройство, подсоединенное к той же антенне, что и микросхема | |
US7598864B2 (en) | IC chip for identification, method for reading out data therefrom, and method for writing data thereinto | |
US3182315A (en) | Interrogator-responder signalling system | |
DE68913900D1 (de) | Antenne für eine Reifendrucküberwachungseinrichtung. | |
JP2007058381A (ja) | アンテナ回路 | |
US6828853B2 (en) | Wide dynamic range demodulator for smart cards or contactless tickets | |
Liu et al. | An analog front-end circuit for ISO/IEC 15693-compatible RFID transponder IC | |
US6577182B1 (en) | Device for demodulating an amplitude-modulated signal | |
US7005905B2 (en) | Stable timing clock circuit | |
JP2882506B2 (ja) | 非接触伝送装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121227 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20131218 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20141230 Year of fee payment: 13 |
|
EXPY | Expiration of term |