G - Physics – 06 – K
Patent
G - Physics
06
K
325/2, 340/70, 3
G06K 19/06 (2006.01) G06K 7/00 (2006.01) G06K 7/08 (2006.01) G06K 19/07 (2006.01) G06K 19/077 (2006.01) G07C 9/00 (2006.01)
Patent
CA 1253591
ABSTRACT OF THE DISCLOSURE A remotely powered portable member having circuitry for storing and transmitting coded information. A first coupling device is provided for receiving a signal transmitted via one of a magnetic field and an electric field. A power circuit is connected to the first coupling device for deriving operating power from the received signal for use by the circuitry. A second coupling device is connected to the circuitry for transmitting coded information stored by the circuitry via the other one of the magnetic field and electric field.
499479
Geiszler Theodore D.
Mongeon Ronald W.
Sidlauskas David P.
Gowling Lafleur Henderson Llp
Hid Corporation
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