CN1289188A - 防止数据在调幅载波解调时错误恢复的非接触式ic卡 - Google Patents
防止数据在调幅载波解调时错误恢复的非接触式ic卡 Download PDFInfo
- Publication number
- CN1289188A CN1289188A CN00130436.4A CN00130436A CN1289188A CN 1289188 A CN1289188 A CN 1289188A CN 00130436 A CN00130436 A CN 00130436A CN 1289188 A CN1289188 A CN 1289188A
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- CN
- China
- Prior art keywords
- circuit
- card
- control signal
- contact
- data
- 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.)
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Classifications
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Near-Field Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Credit Cards Or The Like (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26863299A JP3931500B2 (ja) | 1999-09-22 | 1999-09-22 | 非接触icカードおよびそのデータ処理方法 |
JP268632/1999 | 1999-09-22 | ||
JP268632/99 | 1999-09-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1289188A true CN1289188A (zh) | 2001-03-28 |
CN100525135C CN100525135C (zh) | 2009-08-05 |
Family
ID=17461254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001304364A Expired - Fee Related CN100525135C (zh) | 1999-09-22 | 2000-09-21 | 防止数据在调幅载波解调时错误恢复的非接触式ic卡 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6907088B1 (zh) |
EP (1) | EP1087333B1 (zh) |
JP (1) | JP3931500B2 (zh) |
KR (1) | KR20010050578A (zh) |
CN (1) | CN100525135C (zh) |
DE (1) | DE60042674D1 (zh) |
HK (1) | HK1036138A1 (zh) |
TW (1) | TW496048B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100342386C (zh) * | 2001-12-18 | 2007-10-10 | 内部无接触技术公司 | 包括低耗电有效夜间警戒模式的无接点集成电路读出装置 |
CN1988523B (zh) * | 2005-12-21 | 2011-08-17 | 上海华虹集成电路有限责任公司 | 一种幅度调制信号解调方法及其电路 |
CN103872989A (zh) * | 2012-12-17 | 2014-06-18 | 上海华虹集成电路有限责任公司 | 幅度调制信号解调电路 |
CN104573794A (zh) * | 2014-12-23 | 2015-04-29 | 北海市蕴芯电子科技有限公司 | 一种用于无源射频卡的频率调制返回电路 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003296683A (ja) * | 2002-04-04 | 2003-10-17 | Matsushita Electric Ind Co Ltd | 非接触icカード |
JP2005142889A (ja) * | 2003-11-07 | 2005-06-02 | Matsushita Electric Ind Co Ltd | データキャリアの通信方法 |
US20080252367A1 (en) * | 2007-04-10 | 2008-10-16 | Micrel, Inc. | Demodulator with Multiple Operating Modes for Amplitude Shift Keyed Signals |
KR100866602B1 (ko) * | 2007-05-22 | 2008-11-03 | 삼성전자주식회사 | Ask rf 신호 디코딩 장치 및 그 방법 |
DE102007040854A1 (de) * | 2007-08-29 | 2009-03-12 | Texas Instruments Deutschland Gmbh | Transponderdemodulator für einen niedrigen Antennenbegrenzerschwellwert |
US7971794B2 (en) * | 2008-02-07 | 2011-07-05 | Infineon Technologies Ag | Actively regulated modulation index for contactless IC devices |
KR101543646B1 (ko) * | 2009-03-13 | 2015-08-12 | 삼성전자주식회사 | Type-a 복조 장치 및 이를 구비한 집적회로 카드 |
US8478332B2 (en) | 2009-07-31 | 2013-07-02 | Stmicroelectronics, S.R.L. | Receiver for signal communication system with disturbance rejection circuit |
EP2282406B1 (en) * | 2009-07-31 | 2016-04-20 | STMicroelectronics Srl | Receiver for signal communications with disturbances rejection |
JP5519367B2 (ja) * | 2010-03-29 | 2014-06-11 | パナソニック株式会社 | 受電装置及び電力伝送システム |
KR100990129B1 (ko) * | 2010-04-30 | 2010-10-29 | 주식회사 에세텔 | 저전력 ask 복조기 |
CN105637786B (zh) * | 2014-09-22 | 2018-01-19 | 宇宙网络股份有限公司 | 数据载体及数据载体系统 |
CN105897638A (zh) * | 2014-12-22 | 2016-08-24 | 飞思卡尔半导体公司 | 反向散射调制数据的数字解码 |
WO2016161464A1 (en) * | 2015-04-03 | 2016-10-06 | Smith James A | Communication system using schumann resonance frequencies |
CN105550740B (zh) * | 2015-12-24 | 2018-09-25 | 北京奇虎科技有限公司 | 非接触式ic卡及其运作方法、读卡器及其读卡方法 |
US10374848B2 (en) * | 2017-01-11 | 2019-08-06 | Mediatek Singapore Pte. Ltd. | Amplitude demodulators and related methods |
US10447350B2 (en) | 2017-01-11 | 2019-10-15 | Mediatek Singapore Pte. Ltd. | High-speed circuits for active load modulation and related methods |
US10491437B2 (en) | 2017-01-11 | 2019-11-26 | Mediatek Singapore Pte. Ltd. | Circuits for amplitude demodulation and related methods |
CN108521386B (zh) * | 2018-03-28 | 2021-01-15 | 京信通信系统(中国)有限公司 | 载波信号识别电路、方法及通信系统 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3628059A (en) * | 1970-06-01 | 1971-12-14 | Fairchild Camera Instr Co | High voltage functional comparator |
JP2549192B2 (ja) * | 1990-09-19 | 1996-10-30 | 三菱電機株式会社 | 非接触icカード及びその使用方法 |
DE4243108A1 (de) * | 1992-12-18 | 1994-06-23 | Eurosil Electronic Gmbh | IC-Karte |
JP3565966B2 (ja) * | 1995-12-20 | 2004-09-15 | 株式会社ルネサステクノロジ | 通信装置 |
JPH1013312A (ja) | 1996-06-20 | 1998-01-16 | Sony Corp | データ処理装置および方法、並びに、送受信装置および方法 |
FR2751148B1 (fr) | 1996-07-12 | 1998-09-18 | Inside Technologies | Demodulateur d'un signal alternatif module en amplitude recu dans une bobine par induction electromagnetique |
US5949823A (en) * | 1996-09-13 | 1999-09-07 | Hitachi, Ltd. | Data communication system and radio IC card system |
US5812942A (en) * | 1996-09-24 | 1998-09-22 | Motorola, Inc. | Balanced differential radio receiver and method of operation |
US5930304A (en) * | 1997-03-20 | 1999-07-27 | Motorola, Inc. | Wireless powered communication device with adaptive data detection and method |
WO1999038114A1 (en) | 1998-01-23 | 1999-07-29 | Motorola Inc. | Portable data device and method of switching between a power and data mode of operation |
JP2002150250A (ja) * | 2000-11-16 | 2002-05-24 | Matsushita Electric Ind Co Ltd | 非接触icカード用icチップ |
-
1999
- 1999-09-22 JP JP26863299A patent/JP3931500B2/ja not_active Expired - Fee Related
-
2000
- 2000-09-19 US US09/665,133 patent/US6907088B1/en not_active Expired - Fee Related
- 2000-09-20 EP EP00308205A patent/EP1087333B1/en not_active Expired - Lifetime
- 2000-09-20 DE DE60042674T patent/DE60042674D1/de not_active Expired - Lifetime
- 2000-09-21 TW TW089119509A patent/TW496048B/zh not_active IP Right Cessation
- 2000-09-21 CN CNB001304364A patent/CN100525135C/zh not_active Expired - Fee Related
- 2000-09-22 KR KR1020000055666A patent/KR20010050578A/ko not_active Application Discontinuation
-
2001
- 2001-07-17 HK HK01105005.1A patent/HK1036138A1/xx not_active IP Right Cessation
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100342386C (zh) * | 2001-12-18 | 2007-10-10 | 内部无接触技术公司 | 包括低耗电有效夜间警戒模式的无接点集成电路读出装置 |
CN1988523B (zh) * | 2005-12-21 | 2011-08-17 | 上海华虹集成电路有限责任公司 | 一种幅度调制信号解调方法及其电路 |
CN103872989A (zh) * | 2012-12-17 | 2014-06-18 | 上海华虹集成电路有限责任公司 | 幅度调制信号解调电路 |
CN103872989B (zh) * | 2012-12-17 | 2018-02-13 | 上海华虹集成电路有限责任公司 | 幅度调制信号解调电路 |
CN104573794A (zh) * | 2014-12-23 | 2015-04-29 | 北海市蕴芯电子科技有限公司 | 一种用于无源射频卡的频率调制返回电路 |
CN104573794B (zh) * | 2014-12-23 | 2017-07-28 | 宁波远志立方能源科技有限公司 | 一种用于无源射频卡的频率调制返回电路 |
Also Published As
Publication number | Publication date |
---|---|
EP1087333A2 (en) | 2001-03-28 |
CN100525135C (zh) | 2009-08-05 |
TW496048B (en) | 2002-07-21 |
EP1087333A3 (en) | 2002-09-04 |
DE60042674D1 (de) | 2009-09-17 |
US6907088B1 (en) | 2005-06-14 |
JP3931500B2 (ja) | 2007-06-13 |
HK1036138A1 (en) | 2001-12-21 |
JP2001092938A (ja) | 2001-04-06 |
KR20010050578A (ko) | 2001-06-15 |
EP1087333B1 (en) | 2009-08-05 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: PANASONIC ELECTRIC EQUIPMENT INDUSTRIAL CO.,LTD. Free format text: FORMER OWNER: MATSUSHITA ELECTRONICS CORP. Effective date: 20010824 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20010824 Applicant after: Matsushita Electric Industrial Co., Ltd. Applicant before: Matsushita Electronics Corp. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: KELAIBO INNOVATION CO., LTD. Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20141202 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20141202 Address after: American California Patentee after: Craib Innovations Ltd Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20160921 |
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CF01 | Termination of patent right due to non-payment of annual fee |