Issued Patents All Time
Showing 126–147 of 147 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6026297 | Contemporaneous connectivity to multiple piconets | — | 2000-02-15 |
| 6021124 | Multi-channel automatic retransmission query (ARQ) method | — | 2000-02-01 |
| 6009332 | Method and system for autonomously allocating a frequency hopping traffic channel in a private radio system | — | 1999-12-28 |
| 5960048 | Method and an arrangement for receiving a symbol sequence | — | 1999-09-28 |
| 5953323 | Method and apparatus for adapting non-cellular private radio systems to be compatible with cellular mobile phones | — | 1999-09-14 |
| 5940431 | Access technique of channel hopping communications system | Paul W. Dent | 1999-08-17 |
| 5940765 | Radio communications systems and methods for jittered beacon transmission | — | 1999-08-17 |
| 5909433 | Method and apparatus for acquiring low duty-cycle reference signals in a mobile communications environment | — | 1999-06-01 |
| 5898929 | Method and apparatus for synchronizing private radio systems | — | 1999-04-27 |
| 5896375 | Short-range radio communications system and method of use | Paul W. Dent | 1999-04-20 |
| 5884145 | Method and system for autonomously allocating a cellular communications channel for communication between a cellular terminal and a telephone base station | — | 1999-03-16 |
| 5870673 | Methods and systems for concurrent receipt of incoming calls from a wide area cellular network and a private radio communications network | — | 1999-02-09 |
| 5870406 | Automatic repeat request(ARQ) data communications method and apparatus | Rajaram Ramesh, Ravinder D. Koilpillai | 1999-02-09 |
| 5842037 | Interference reduction in TDM-communication/computing devices | — | 1998-11-24 |
| 5794157 | Method and system for autonomously allocating transmit power levels for communication between a cellular terminal and a telephone base station | — | 1998-08-11 |
| 5778075 | Methods and systems for mobile terminal assisted handover in an private radio communications network | — | 1998-07-07 |
| 5732353 | Automatic control channel planning in adaptive channel allocation systems | — | 1998-03-24 |
| 5699367 | Concatenated error detection coding and packet numbering for hierarchical ARQ schemes | — | 1997-12-16 |
| 5568096 | Apparatus and method for using negative FM feedback in high quality oscillator devices | — | 1996-10-22 |
| 5561399 | Cascaded multi-resonator oscillator having high Q-value | — | 1996-10-01 |
| 5491837 | Method and system for channel allocation using power control and mobile-assisted handover measurements | — | 1996-02-13 |
| 4998261 | Spread spectrum signal demodulator | Hans van Driest, Bruce T. Tuch, Maarten Visee | 1991-03-05 |