Source: http://www.google.com/patents/US7352771?dq=6016038
Timestamp: 2018-01-19 16:40:29
Document Index: 101577643

Matched Legal Cases: ['art 1', 'art 2', 'art 3', 'art 1', 'art 2', 'art 3']

Patent US7352771 - Data collision detection device and method - Google Patents
A data collision detection device that includes a means for de-modulating at least one carrier signal corresponding to a received modulated subcarrier signal from at least one data transmitter to recover the subcarrier signal from the carrier signal. A microcontroller is operatively connected with the...http://www.google.com/patents/US7352771?utm_source=gb-gplus-sharePatent US7352771 - Data collision detection device and method
Publication number US7352771 B2
Application number US 10/679,946
Also published as EP1550072A2, US20040130438, WO2004034310A2, WO2004034310A3
Publication number 10679946, 679946, US 7352771 B2, US 7352771B2, US-B2-7352771, US7352771 B2, US7352771B2
Inventors Richard Stewart Garber
Patent Citations (37), Non-Patent Citations (10), Referenced by (21), Classifications (11), Legal Events (3)
US 7352771 B2
US4561091 Sep 23, 1983 Dec 24, 1985 Codenoll Technology Corporation Data receiver
US4562582 Apr 9, 1984 Dec 31, 1985 Nippon Telegraph & Telephone Public Corporation Burst signal receiving apparatus
US6097278 Jan 20, 1998 Aug 1, 2000 U.S. Philips Corporation Transponder communication device for the contactless communication with a plurality of individually selectable transponders, and transponder for the contactless communication with at least one transponder communication device
US6230972 Jun 19, 1997 May 15, 2001 Flying Null Limited Magnetic reading devices
1 "I Code SL RC 400 I Code Reader IC," Integrated Circuits, Data Sheet, Product Specification Revision 2.0 Preliminary, Philips Semiconductors, Nov. 2001.
2 "I Code1 Label Ics Protocol Air Interface," Integrated Circuits, Data Sheet, Product Specification Revision 1.5, Philips Semiconductors, May 2002.
3 "Identification cards-Contactless integrated circuit(s) cards-Proximity cards-Part 1: Physical characteristics," International Standard ISO/IEC 14443-1, First edition Apr. 15, 2000.
4 "Identification cards-Contactless integrated circuit(s) cards-Proximity cards-Part 2: Radio frequency power and signal interface," International Standard ISO/IEC FDIS 14443-2, Final Draft, 2000.
5 "Identification cards-Contactless integrated circuit(s) cards-Proximity cards-Part 3: Initialization and anticollision," International Standard ISO/IEC 14443-3, First edition Feb. 2001.
6 "Identification cards-Contactless integrated circuit(s) cards-Vicinity cards-Part 1: Physical characteristics," International Standard ISO/IEC 15693-1, First edition, Jul. 15, 2000.
7 "Identification cards-Contactless integrated circuit(s) cards-Vicinity cards-Part 2: Air interface and initialization," International Standard ISO/IEC 15693-2, First edition May 1, 2000.
8 "Identification cards-Contactless integrated circuit(s) cards-Vicinity cards-Part 3: Anticollision and transmission protocol," International Standard ISO/IEC 15693-3, First edition Apr. 1, 2001.
9 "SL1 ICS 30 01 I Code1 Label IC Chip Specification," Integrated Circuits, Data Sheet, Product Specification Revision 2.1, Philips Semiconductors, May 2, 2000.
10 * Philips Semiconductors ("I*CODE1 Label ICs Protocol Air Interface", Product Specification, Revision 1.5, May 2002).
US7580493 * Jul 28, 2005 Aug 25, 2009 Hewlett-Packard Development Company, L.P. Electronic circuit
US20060023822 * Jul 28, 2005 Feb 2, 2006 Castle Robert J Electronic circuit
U.S. Classification 370/445, 375/361, 375/282, 370/252, 375/360
International Classification H04L12/413, G06K7/00