Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2005-09-06
2005-09-06
Maung, Nay (Department: 2684)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S404200, C342S357490, C701S201000
Reexamination Certificate
active
06941147
ABSTRACT:
A GPS microphone, which is adapted for incorporating a communication system, includes a speaker-microphone set, a radio frequency transmitter communicatively networked with the communication system through radio frequency signals, and a GPS controller electrically connected with the radio frequency transmitter to encode a positioning data into a RF positioning signal in form of audio signal wherein when the GPS controller is triggered, the radio frequency transmitter is activated to transmit RF positioning signal to the communication system.
REFERENCES:
patent: 6011510 (2000-01-01), Yee et al.
patent: 6459371 (2002-10-01), Pike
patent: 2001/0014597 (2001-08-01), Takiguchi et al.
patent: 2002/0186164 (2002-12-01), Hsu et al.
Chan Raymond Y.
David and Raymond
Maung Nay
Orgad Edan
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