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| Patent ID | Title | Date Filed |
| 5721534 | Paging system with adaptive monitoring schedule and method of operation thereof
| November 2, 1995 |
| 5710975 | Selective call transceiver with system approved power saving state
| December 26, 1995 |
| 5708971 | Two-way paging system and apparatus
| March 13, 1995 |
| 5678192 | Radio system
| May 25, 1995 |
| 5649314 | Selective radio paging receiver with battery saving operation
| April 13, 1995 |
| 5629940 | Transmitting and receiving long messages in a wireless one-way communication system while reserving selected slots for short messages
| April 4, 1996 |
| 5627882 | Enhanced power saving method for hand-held communications system and a hand-held communications system therefor
| May 26, 1994 |
| 5613194 | Satellite-based cellular messaging system and method of operation thereof
| October 3, 1994 |
| 5606742 | Selectively called radio receiver with bit rate detection for battery at shorter than a frame period
| December 7, 1994 |
| 5590396 | Method and apparatus for a deep-sleep mode in a digital cellular communication system
| April 20, 1994 |
| 5566081 | Method of saving power consumption in a battery operated pager receiver
| October 25, 1993 |
| 5550829 | Method for reallocation frame assignments of receives in a communication system
| October 24, 1995 |
| 5548832 | Automatic display illumination in a receiver
| July 28, 1994 |
| 5539921 | Apparatus for reducing ring-alert power and method therefor
| September 23, 1994 |
| 5530911 | Method and apparatus for battery drain reduction by adjusting for dynamic changes of receiver warm-up time
| July 15, 1994 |
| 5519762 | Adaptive power cycling for a cordless telephone
| December 21, 1994 |
| 5517679 | Mobile radio telecommunications system with a battery saving
| September 26, 1994 |
| 5508688 | Selective pager receiver
| July 7, 1994 |
| 5502437 | Receiver isolation scheme
| April 25, 1994 |
| 5495233 | Radio paging receiver capable of improving accuracy of frame synchronization
| April 20, 1994 |
| 5440299 | Method and apparatus for equalizing battery life in a selective call communication system
| October 1, 1993 |
| 5440298 | Paging receiver having data rate detector for continuing address receiving mode
| April 20, 1993 |
| 5438695 | Radio-link continuity keeping equipment in cellular telephone mobile station
| May 18, 1993 |
| 5392457 | Battery saving method and apparatus for providing selective receiver power switching
| July 26, 1993 |
| 5382949 | Method for increasing battery life for selective call receivers
| February 1, 1993 |
| 5381133 | Selective call receiver with battery saving features and method therefor
| January 25, 1993 |
| 5363430 | Cordless telephone apparatus having a low power stand-by mode and a hold mode
| April 28, 1993 |
| 5363377 | Communications system and receiver for use therein which indicates time based on a selected time message signal from a central station
| April 9, 1993 |
| 5361397 | Communication device and system capable of automatic programmable energizing
| September 20, 1993 |
| 5274843 | Paging apparatus having a battery saving function
| January 16, 1992 |
| 5252963 | "Selective call receiver"
| March 16, 1992 |
| 5251325 | Battery saving method and apparatus for providing selective receiver power switching
| June 4, 1990 |
| 5241691 | Method of optimizing the transmission of idle beacon messages and a communications system using the method
| February 25, 1991 |
| 5241542 | Battery efficient operation of scheduled access protocol
| August 23, 1991 |
| 5235327 | Paging device with test and scan modes
| May 31, 1991 |
| 5233344 | Individual selective call receiving apparatus
| November 25, 1991 |
| 5206855 | Multiple frequency message system
| April 6, 1990 |
| 5189413 | Scanning receiver with manual override of frequency scanning routine
| March 12, 1991 |
| 5187471 | Radio telecommunication apparatus
| May 6, 1991 |
| 5153579 | Method of fast-forwarding and reversing through digitally stored voice messages
| February 21, 1991 |
| 5152006 | Receiver controller method and apparatus
| February 25, 1991 |
| 5150361 | Energy saving protocol for a TDM radio
| January 18, 1991 |
| 5140702 | Time based signal detector for operating in a presence search mode and absence search mode during peak times and off peak times
| June 5, 1990 |
| 5128938 | Energy saving protocol for a communication system
| March 6, 1991 |
| 5121503 | Satellite signaling system having a signal beam with a variable beam area
| September 13, 1991 |
| 5095308 | Transceiver with battery saver and method of using same
| January 9, 1990 |
| 5047763 | Selective call system with message rebroadcasting over another selective call system
| November 30, 1989 |
| 5032835 | Out of range indication for radio receivers
| July 16, 1990 |
| 5031233 | Single chip radio receiver with one off-chip filter
| July 11, 1989 |
| 5027428 | Power saving arrangement and power saving method
| September 5, 1989 |
| 5025251 | Self-tuning direct coupled data limiter of a battery saver type paging receiver
| June 29, 1989 |
| 5010330 | Paging system employing designated frame commencing information service data message transmission
| December 26, 1989 |
| 4996526 | Power conservation method and apparatus for a portion of a synchronous information signal
| December 1, 1988 |
| 4894649 | Pager having time controlled functions
| January 7, 1988 |
| 4860005 | Communication receiver with automatic turn on/off
| January 7, 1988 |
| 4845485 | Combined radio pager/timepiece apparatus with receiver desensitization protection
| December 29, 1987 |
| 4736461 | Method of transmitting terminating call signals within a restricted duration and a base station and a portable unit for use in the same
| February 12, 1987 |
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