05525992 is referenced by 150 patents and cites 15 patents.

A system and method for avoiding the discharge of a battery or otherwise excessive power consumption by a transponder (14) in the presence of a spurious noise source. In a described embodiment, the transponder (14) renders itself immune to activation by presence of RF energy for some period if the transponder does not receive a proper wake-up message within an activation period.

Title
Method and system for conserving power in a recognition system
Application Number
8/339091
Publication Number
5525992
Application Date
November 14, 1994
Publication Date
June 11, 1996
Inventor
Guenther Froschermeier
Abensberg
DE
Agent
Richard L Donaldson
James C Kesterson
Brian C McCormack
Assignee
Texas Instruments Deutschland
IPC
G07B 15/00
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