Communication between electromagnetic transponders
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 11, 2007
Grant Date -
Jun 3, 2004
app pub date -
Nov 12, 2003
filing date -
Nov 13, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An electromagnetic transponder intended to draw the power necessary to its operation of from a field radiated by a terminal of transmission of a carrier at a first supply frequency and to back-modulate the received signal at the rate of a sub-carrier at a second frequency lower than the first one, and comprising means capable of demodulating and decoding signals modulated by said sub-carrier, as well as a system of communication between such transponders.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully