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US5010583A Expired / Lapsed US ⏱️ 0.0 years remaining

Repeater for a wide area coverage system

Assignee: Motorola Solutions Inc
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Filing: 1989-10-02
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Granted: 1991-04-23
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Expires: 2009-10-02
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Abstract

Abstract A repeater for a wide area coverage multiple repeater system (100) includes a receiver (220) and a transceiver (230). The receiver (220) receives a received signal from a portable or mobile communication unit (130) on an inbound channel. The received signal is routed to a receive signal strength indicator (RSSI), a bit error rate (BER) detector, or a similar devices for differentiating a received signal quality characteristic. The transceiver (230) includes a transmitter (232) for repeating the received signal on an outboard channel and a receiver (234) for monitoring presence of an outboard channel activity. A controller (260) enables the transmitter (232) to retransmit the received signal, based on the received signal quality characteristic, and in absence of the outboard channel activity.

Inventors

  • 👤 William D. Parken

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:15
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/14; H04B7/15; H04B7/155; H04B7/15528; H04B7/15542; H04B7/15507

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 101 words
A repeater for receiving a signal on an inbound channel and transmitting said signal on an outbound channel, comprising: a first receiver means for receiving said signal on said inbound channel, determination means for determining quality characteristic of said signal when received on said inbound channel, a second receiver means for monitoring presence of a channel activity on said outbound channel, controller means responsive to presence of said channel activity on said outbound channel and said quality characteristic of said signal for generating a control signal: transmitter means responsive to said control signal for transmitting said signal on said outbound channel.
Claim 2
Dependent Claim 101 words
A repeater for receiving a signal on an inbound channel and transmitting said signal on an outbound channel, comprising: a first receiver means for receiving said signal on said inbound channel, determination means for determining quality characteristic of said signal when received on said inbound channel, a second receiver means for monitoring presence of a channel activity on said outbound channel, controller means responsive to presence of said channel activity on said outbound channel and said quality characteristic of said signal for generating a control signal: transmitter means responsive to said control signal for transmitting said signal on said outbound channel.
Claim 3
Dependent Claim 23 words
The repeater of claim 1, wherein said contoller provides a delay before generating said control signal, said delay corresponding to said quality characteristic.

References Cited (Backward Citations)

US4475246A Cited
US4578815A Cited
US4573207A Cited
US4890332A Cited
US4696052A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1994-04-22 1994-10-22 1995-04-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-04-22 1998-10-22 1999-04-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-04-22 2002-10-22 2003-04-23 $7700.00 Window Closed / Lapsed

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