H - Electricity – 04 – B
Patent
H - Electricity
04
B
H04B 1/59 (2006.01) G06K 19/067 (2006.01) G06K 19/07 (2006.01)
Patent
CA 2319993
Transponder (2) associated with a communication system for various different applications having different security levels. This transponder includes means (18, 26, 40, R) allowing the maximum communication distance between the transponder and a reader (4) to be varied as a function of the application selected or activated. A code, which determines the opening or closing of the switch (40) is associated with each application. In a first group of embodiments, the equivalent impedance of the electronic unit associated with the antenna (6) is varied, whereas in another embodiment, the electric characteristics of the antenna itself are varied.
Cerede Gilles
Degrauwe Marc
Roz Thierry
Em Microelectronic-Marin Sa
Gowling Lafleur Henderson Llp
LandOfFree
Transponder intended for several different applications does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Transponder intended for several different applications, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Transponder intended for several different applications will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1932665