DE69903555D1 - Verbessertes lesegerät für kontaktlose etiketten - Google Patents
Verbessertes lesegerät für kontaktlose etikettenInfo
- Publication number
- DE69903555D1 DE69903555D1 DE69903555T DE69903555T DE69903555D1 DE 69903555 D1 DE69903555 D1 DE 69903555D1 DE 69903555 T DE69903555 T DE 69903555T DE 69903555 T DE69903555 T DE 69903555T DE 69903555 D1 DE69903555 D1 DE 69903555D1
- Authority
- DE
- Germany
- Prior art keywords
- transmitter
- receiver
- antenna
- reader
- contactless
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9809295A FR2781587B1 (fr) | 1998-07-21 | 1998-07-21 | Lecteur perfectionne pour badges sans contact |
PCT/FR1999/001772 WO2000005676A1 (fr) | 1998-07-21 | 1999-07-20 | Lecteur perfectionne pour badges sans contact |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69903555D1 true DE69903555D1 (de) | 2002-11-21 |
DE69903555T2 DE69903555T2 (de) | 2003-06-26 |
Family
ID=9528845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69903555T Expired - Lifetime DE69903555T2 (de) | 1998-07-21 | 1999-07-20 | Verbessertes lesegerät für kontaktlose etiketten |
Country Status (10)
Country | Link |
---|---|
US (1) | US6491230B1 (de) |
EP (1) | EP1099188B1 (de) |
JP (1) | JP2002521758A (de) |
AT (1) | ATE226337T1 (de) |
AU (1) | AU4913599A (de) |
DE (1) | DE69903555T2 (de) |
DK (1) | DK1099188T3 (de) |
ES (1) | ES2185371T3 (de) |
FR (1) | FR2781587B1 (de) |
WO (1) | WO2000005676A1 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6650226B1 (en) | 1999-04-07 | 2003-11-18 | Stmicroelectronics S.A. | Detection, by an electromagnetic transponder reader, of the distance separating it from a transponder |
FR2792135B1 (fr) | 1999-04-07 | 2001-11-02 | St Microelectronics Sa | Fonctionnement en complage tres proche d'un systeme a transpondeur electromagnetique |
FR2792132B1 (fr) | 1999-04-07 | 2001-11-02 | St Microelectronics Sa | Borne de lecture d'un transpondeur electromagnetique fonctionnant en couplage tres proche |
FR2792136B1 (fr) | 1999-04-07 | 2001-11-16 | St Microelectronics Sa | Transmission en duplex dans un systeme de transpondeurs electromagnetiques |
US7049935B1 (en) | 1999-07-20 | 2006-05-23 | Stmicroelectronics S.A. | Sizing of an electromagnetic transponder system for a dedicated distant coupling operation |
FR2796781A1 (fr) | 1999-07-20 | 2001-01-26 | St Microelectronics Sa | Dimensionnement d'un systeme a transpondeur electromagnetique pour un fonctionnement en hyperproximite |
FR2800518B1 (fr) * | 1999-10-28 | 2007-02-23 | A S K | Antenne de couplage a inductance elevee |
FR2804557B1 (fr) * | 2000-01-31 | 2003-06-27 | St Microelectronics Sa | Adaptation de la puissance d'emission d'un lecteur de transpondeur electromagnetique |
FR2808945B1 (fr) | 2000-05-12 | 2002-08-16 | St Microelectronics Sa | Evaluation du nombre de transpondeurs electromagnetiques dans le champ d'un lecteur |
FR2808946A1 (fr) | 2000-05-12 | 2001-11-16 | St Microelectronics Sa | Validation de la presence d'un transpondeur electromagnetique dans le champ d'un lecteur |
FR2808942B1 (fr) * | 2000-05-12 | 2002-08-16 | St Microelectronics Sa | Validation de la presence d'un transpondeur electromagnetique dans le champ d'un lecteur a demodulation de phase |
FR2808941B1 (fr) | 2000-05-12 | 2002-08-16 | St Microelectronics Sa | Validation de la presence d'un transpondeur electromagnetique dans le champ d'un lecteur a demodulation d'amplitude |
FR2809251B1 (fr) * | 2000-05-17 | 2003-08-15 | St Microelectronics Sa | Dispositif de production d'un champ electromagnetique pour transpondeur |
FR2809235A1 (fr) * | 2000-05-17 | 2001-11-23 | St Microelectronics Sa | Antenne de generation d'un champ electromagnetique pour transpondeur |
FR2812986B1 (fr) | 2000-08-09 | 2002-10-31 | St Microelectronics Sa | Detection d'une signature electrique d'un transpondeur electromagnetique |
US20030169169A1 (en) | 2000-08-17 | 2003-09-11 | Luc Wuidart | Antenna generating an electromagnetic field for transponder |
JP4488040B2 (ja) * | 2007-07-26 | 2010-06-23 | Tdk株式会社 | 無線通信用送受信装置、rfidシステム及び無線通信用送受信装置の受信方法 |
JP2009271775A (ja) * | 2008-05-08 | 2009-11-19 | Toshiba Corp | 受信装置 |
CN102364493B (zh) * | 2011-10-18 | 2015-11-25 | 山东华翼微电子技术股份有限公司 | 新型高频通信协议侦听电路 |
CN109150896A (zh) * | 2018-09-14 | 2019-01-04 | 北京中电华大电子设计有限责任公司 | 一种非接触智能卡通信协议分析装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4318109A (en) * | 1978-05-05 | 1982-03-02 | Paul Weathers | Planar antenna with tightly wound folded sections |
EP0247612B1 (de) * | 1986-05-30 | 1993-08-04 | Sharp Kabushiki Kaisha | Mikrowellen-Datenübertragungsgerät |
US4739328A (en) * | 1986-07-14 | 1988-04-19 | Amtech Corporation | System for identifying particular objects |
JP2612190B2 (ja) * | 1988-08-31 | 1997-05-21 | 山武ハネウエル株式会社 | 応答装置と質問装置からなる全二重通信装置 |
JPH03137780A (ja) * | 1989-10-24 | 1991-06-12 | Mitsubishi Electric Corp | 非接触型icカード |
US5089829A (en) * | 1989-12-22 | 1992-02-18 | Yokowo Mfg. Co., Ltd | Antenna device shared by three kinds of waves |
US5353011A (en) * | 1993-01-04 | 1994-10-04 | Checkpoint Systems, Inc. | Electronic article security system with digital signal processing and increased detection range |
US5491715A (en) * | 1993-06-28 | 1996-02-13 | Texas Instruments Deutschland Gmbh | Automatic antenna tuning method and circuit |
US5347280A (en) * | 1993-07-02 | 1994-09-13 | Texas Instruments Deutschland Gmbh | Frequency diversity transponder arrangement |
DE4323530A1 (de) * | 1993-07-14 | 1995-01-19 | Philips Patentverwaltung | Datenaustauschanordnung |
EP0638871A3 (de) * | 1993-08-05 | 1995-12-13 | Sel Alcatel Ag | Vorrichtung zum Erfassen und Auslesen von relativ zu dieser Vorrichtung beweglichen Transpondern. |
US5500651A (en) * | 1994-06-24 | 1996-03-19 | Texas Instruments Incorporated | System and method for reading multiple RF-ID transponders |
US5550536A (en) * | 1994-08-17 | 1996-08-27 | Texas Instruments Deutschland Gmbh | Circuit frequency following technique transponder resonant |
JPH08186513A (ja) * | 1994-12-27 | 1996-07-16 | Toshiba Corp | 無線カード通信装置 |
JPH08191259A (ja) * | 1995-01-11 | 1996-07-23 | Sony Chem Corp | 非接触式icカードシステム用送受信装置 |
US5745846A (en) * | 1995-08-07 | 1998-04-28 | Lucent Technologies, Inc. | Channelized apparatus for equalizing carrier powers of multicarrier signal |
WO1997042597A1 (fr) * | 1996-05-09 | 1997-11-13 | Citizen Watch Co., Ltd. | Systeme de support de donnees dans lequel une carte a memoire sans contact est utilisee |
-
1998
- 1998-07-21 FR FR9809295A patent/FR2781587B1/fr not_active Expired - Fee Related
-
1999
- 1999-07-20 US US09/764,984 patent/US6491230B1/en not_active Expired - Lifetime
- 1999-07-20 ES ES99932919T patent/ES2185371T3/es not_active Expired - Lifetime
- 1999-07-20 EP EP99932919A patent/EP1099188B1/de not_active Expired - Lifetime
- 1999-07-20 JP JP2000561582A patent/JP2002521758A/ja not_active Withdrawn
- 1999-07-20 DE DE69903555T patent/DE69903555T2/de not_active Expired - Lifetime
- 1999-07-20 WO PCT/FR1999/001772 patent/WO2000005676A1/fr active IP Right Grant
- 1999-07-20 AT AT99932919T patent/ATE226337T1/de active
- 1999-07-20 AU AU49135/99A patent/AU4913599A/en not_active Abandoned
- 1999-07-20 DK DK99932919T patent/DK1099188T3/da active
Also Published As
Publication number | Publication date |
---|---|
JP2002521758A (ja) | 2002-07-16 |
AU4913599A (en) | 2000-02-14 |
WO2000005676A1 (fr) | 2000-02-03 |
US6491230B1 (en) | 2002-12-10 |
EP1099188B1 (de) | 2002-10-16 |
DK1099188T3 (da) | 2003-02-17 |
FR2781587B1 (fr) | 2000-09-08 |
FR2781587A1 (fr) | 2000-01-28 |
ES2185371T3 (es) | 2003-04-16 |
EP1099188A1 (de) | 2001-05-16 |
DE69903555T2 (de) | 2003-06-26 |
ATE226337T1 (de) | 2002-11-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69903555T2 (de) | Verbessertes lesegerät für kontaktlose etiketten | |
TW330276B (en) | Diode receiver for radio frequency transponder capable of supplying power to the electronics of the RF tag in addition to have tag power rectification circuit | |
US7419096B2 (en) | RFID joint acquisition of time sync and timebase | |
US6498923B2 (en) | Telecommunication device | |
ATE333939T1 (de) | Probenbehälter mit radiofrequenz- identifikationsplakette | |
WO2008111435A1 (ja) | 無線タグ、無線タグリーダ及びパルス符号化鍵検出回路とそれらを用いた無線タグシステム | |
WO2006020169A3 (en) | Non-simultaneous frequency diversity in radio communication systems | |
WO2000043805A3 (en) | System for radio frequency identification | |
US20050024187A1 (en) | System and method for optimizing power usage in a radio frequency communication device | |
ATE134089T1 (de) | Induktive eingangs/ausgangskupplung für ein akustisches oberflächenwellengerät | |
DE60132621D1 (de) | Funkkommunikationssystem | |
EP1667336A4 (de) | Funk-etiketten-leser/-schreiber | |
MY114076A (en) | Modulation compensated clamp circuit | |
WO2006066176A3 (en) | Rfid antenna assembly with integrated status indicator | |
SE9803396D0 (sv) | A method and an arrangement in a radio system | |
ATE209808T1 (de) | Fernmessung | |
ATE186141T1 (de) | Etikett | |
EP1322050A3 (de) | Verfahren und System zur Verdopplung der Spektrumeffizienz in einem Funkübertragungssystem | |
ATE345540T1 (de) | Transponder-kommunikationseinrichtung mit einer sendespulenanordnung mit drei sendespulen | |
DE69827908D1 (de) | Transponder für berührungslose induktive kommunikation | |
JPH0918381A (ja) | Rfidシステム | |
JP3511925B2 (ja) | 移動体識別装置 | |
JPH0324735U (de) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |