ATE295028T1 - TRANSPONDER FÜR ßHALF DUPLEXß-KOMMUNIKATION - Google Patents

TRANSPONDER FÜR ßHALF DUPLEXß-KOMMUNIKATION

Info

Publication number: ATE295028T1
Authority: AT; Austria
Prior art keywords: processor; capacitor; ßhalf; duplexß; transponder
Prior art date: 1997-12-23

Application number

AT97122711T

Other languages

English (en)

Inventor

Thierry Roz

Original Assignee

Em Microelectronic Marin Sa

Priority date (The priority date 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 date listed.)

1997-12-23

Filing date

1997-12-23

Publication date

2005-05-15

1997-12-23 Application filed by Em Microelectronic Marin Sa filed Critical Em Microelectronic Marin Sa

2005-05-15 Application granted granted Critical

2005-05-15 Publication of ATE295028T1 publication Critical patent/ATE295028T1/de

Links

Classifications

- 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
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/45—Transponders
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Theoretical Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Power Engineering (AREA)
Computer Hardware Design (AREA)
Transceivers (AREA)
Radar Systems Or Details Thereof (AREA)
Near-Field Transmission Systems (AREA)
Bidirectional Digital Transmission (AREA)

AT97122711T 1997-12-23 1997-12-23 TRANSPONDER FÜR ßHALF DUPLEXß-KOMMUNIKATION ATE295028T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP97122711A EP0926855B1 (de)	1997-12-23	1997-12-23	Transponder für "half duplex"-Kommunikation

Publications (1)

Publication Number	Publication Date
ATE295028T1 true ATE295028T1 (de)	2005-05-15

Family

ID=8227859

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT97122711T ATE295028T1 (de)	1997-12-23	1997-12-23	TRANSPONDER FÜR ßHALF DUPLEXß-KOMMUNIKATION

Country Status (3)

Country	Link
EP (1)	EP0926855B1 (de)
AT (1)	ATE295028T1 (de)
DE (1)	DE69733201T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7512383B2 (en) *	2003-11-26	2009-03-31	Starkey Laboratories, Inc.	Transmit-receive switching in wireless hearing aids
ES3010659T3 (en)	2011-04-15	2025-04-04	Thales Dis France Sas	Method, circuit, and device for contactless communication with activated transmission

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9505350D0 (en) *	1995-03-16	1995-05-03	British Tech Group	Electronic identification system
US5517179A (en) *	1995-05-18	1996-05-14	Xlink Enterprises, Inc.	Signal-powered frequency-dividing transponder
FR2741978B1 (fr) *	1995-12-01	1998-01-23	Pierre Raimbault	Circuit d'alimentation et de modulation pour une etiquette interrogeable a distance

1997
- 1997-12-23 DE DE69733201T patent/DE69733201T2/de not_active Expired - Lifetime
- 1997-12-23 EP EP97122711A patent/EP0926855B1/de not_active Expired - Lifetime
- 1997-12-23 AT AT97122711T patent/ATE295028T1/de not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE69733201D1 (de)	2005-06-09
EP0926855B1 (de)	2005-05-04
EP0926855A1 (de)	1999-06-30
DE69733201T2 (de)	2006-01-26

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Legal Events

Date	Code	Title	Description
2005-11-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties