Communications: directive radio wave systems and devices (e.g. – Radar transponder system – Unique identity
Patent
1992-09-04
1994-04-19
Sotomayor, John B.
Communications: directive radio wave systems and devices (e.g.,
Radar transponder system
Unique identity
342 51, G01S 1380
Patent
active
053050088
ABSTRACT:
An identification and telemetry system comprising: a signal responding label including a first antenna for receiving an interrogation signal and for scattering a reply signal, an impedance connected to the first antenna, means for generating the reply signal and means for varying the impedance connected to the first antenna in accordance with the reply signal; and an interrogator comprising a second antenna for transmitting an interrogation signal and for receiving the reply signal, a transmitter connected to the second antenna and including a generator of pulsed radio frequency energy, means for separating the reply signal from the transmitted signal, a receiver connected to the second antenna and means within the receiver for detecting and decoding the reply signal.
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Cole Peter H.
Turner Leigh H.
Integrated Silicon Design Pty. Ltd.
Sotomayor John B.
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