Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent
1992-04-14
1995-09-05
Chin, Stephen
Telephonic communications
Having light wave or ultrasonic link for speech or paging...
Including fiber optic link within telephone network
379 59, 379 60, 455 331, 455 332, 455 541, H04M 1100, H04Q 700, H04B 100
Patent
active
054486190
ABSTRACT:
An apparatus and method which can provide a private cellular system within an area already served by a public cellular system include a receiver for receiving RF control signals from the public system. The public system control signals are converted to saturation level control signals from the private system. Subscriber units to be serviced by the public system are directed thereto. Those associated with the private system can be serviced directly.
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Evans Michael W.
Leslie Samuel A.
Chin Stephen
Orion Industries, Inc.
Shankar Vijay
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