DE69032960D1 - Verfahren und gerät zur modulation und detektion eines hilfsträgersignals für einen transponder mit induktiver kopplung - Google Patents
Verfahren und gerät zur modulation und detektion eines hilfsträgersignals für einen transponder mit induktiver kopplungInfo
- Publication number
- DE69032960D1 DE69032960D1 DE69032960T DE69032960T DE69032960D1 DE 69032960 D1 DE69032960 D1 DE 69032960D1 DE 69032960 T DE69032960 T DE 69032960T DE 69032960 T DE69032960 T DE 69032960T DE 69032960 D1 DE69032960 D1 DE 69032960D1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- transponder
- modulating
- detecting
- inductive coupling
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
- B61L25/04—Indicating or recording train identities
- B61L25/043—Indicating or recording train identities using inductive tags
-
- 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
-
- 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
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10158—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field
- G06K7/10178—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field including auxiliary means for focusing, repeating or boosting the electromagnetic interrogation field
-
- 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
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10336—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the near field type, inductive coil
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1990/006661 WO1992009175A1 (en) | 1990-11-14 | 1990-11-14 | Method and apparatus for modulating and dectecting a subcarrier signal for an inductively coupled transponder |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69032960D1 true DE69032960D1 (de) | 1999-04-01 |
DE69032960T2 DE69032960T2 (de) | 1999-10-07 |
Family
ID=22221161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69032960T Expired - Lifetime DE69032960T2 (de) | 1990-11-14 | 1990-11-14 | Verfahren und gerät zur modulation und detektion eines hilfsträgersignals für einen transponder mit induktiver kopplung |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0557297B1 (de) |
JP (1) | JP3014142B2 (de) |
AU (4) | AU665929B2 (de) |
DE (1) | DE69032960T2 (de) |
WO (1) | WO1992009175A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5565846A (en) * | 1994-04-25 | 1996-10-15 | Indala Corporation | Reader system for waste bin pickup vehicles |
JPH0877318A (ja) * | 1994-09-08 | 1996-03-22 | Toshiba Corp | 非接触式情報記録媒体 |
FR2738370B1 (fr) * | 1995-09-06 | 1997-11-07 | France Telecom | Installation pour l'echange d'informations a distance entre un objet portatif passif et une station, objet et station correspondants |
GB2321745B (en) | 1997-01-30 | 2001-02-14 | Motorola Inc | Apparatus and method for recovering a clock signal for use in a portable data carrier |
US7545272B2 (en) | 2005-02-08 | 2009-06-09 | Therasense, Inc. | RF tag on test strips, test strip vials and boxes |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4654658A (en) * | 1984-08-03 | 1987-03-31 | Walton Charles A | Identification system with vector phase angle detection |
US4656472A (en) * | 1985-01-23 | 1987-04-07 | Walton Charles A | Proximity identification system with power aided identifier |
IT1213530B (it) * | 1986-11-05 | 1989-12-20 | Audemars R S A | Sistema di identificazione. |
WO1989005067A1 (en) * | 1987-11-18 | 1989-06-01 | Uniscan Ltd. | Transponder |
-
1990
- 1990-11-14 DE DE69032960T patent/DE69032960T2/de not_active Expired - Lifetime
- 1990-11-14 JP JP03516007A patent/JP3014142B2/ja not_active Expired - Lifetime
- 1990-11-14 EP EP91917648A patent/EP0557297B1/de not_active Expired - Lifetime
- 1990-11-14 WO PCT/US1990/006661 patent/WO1992009175A1/en active IP Right Grant
- 1990-11-14 AU AU86372/91A patent/AU665929B2/en not_active Expired
-
1996
- 1996-04-24 AU AU50870/96A patent/AU675402B3/en not_active Revoked
- 1996-04-24 AU AU50871/96A patent/AU674643B2/en not_active Expired
- 1996-06-19 AU AU56064/96A patent/AU675623B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JP3014142B2 (ja) | 2000-02-28 |
EP0557297A1 (de) | 1993-09-01 |
WO1992009175A1 (en) | 1992-05-29 |
AU665929B2 (en) | 1996-01-25 |
AU675623B2 (en) | 1997-02-06 |
AU8637291A (en) | 1992-06-11 |
AU5606496A (en) | 1996-08-22 |
JPH06504412A (ja) | 1994-05-19 |
AU675402B3 (en) | 1997-01-30 |
DE69032960T2 (de) | 1999-10-07 |
EP0557297B1 (de) | 1999-02-24 |
AU5087196A (en) | 1996-07-18 |
EP0557297A4 (en) | 1993-10-20 |
AU674643B2 (en) | 1997-01-02 |
AU5087096A (en) | 1996-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |