Keith Barnes
62Patents
11h-index
32Co-inventors
78Inventor score
Filing activity: Dec 8, 1989 → Jul 11, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6374115B1 | Method and apparatus for trunked radio repeater communications with backwards compatibility | Electricity | 93 | Expired |
| US5815799A | Priority system for a wide area transmission trunked communication system | Electricity | 41 | Expired |
| US6529486B1 | Trunked radio repeater communication system | Electricity | 39 | Expired |
| US6684080B1 | Trunked radio repeater communication system including home channel aliasing and call grouping | Electricity | 34 | Expired |
| US5613196A | Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system | Electricity | 33 | Expired |
| US5548802A | Method and apparatus for a remote network switch for a land mobile transmission trunked communication system | Electricity | 31 | Expired |
| US5040237A | Method and apparatus for an alternate home channel for a land mobile transmission trunked communication system | Electricity | 31 | Expired |
| US5159701A | Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system | Electricity | 28 | Expired |
| US5465386A | Signaling protocol for a distributive wide area transmission trunked communication system | Electricity | 22 | Expired |
| US5724515A | Packet radio communication system | Electricity | 21 | Expired |
| US5440759A | Modular networking switch system for a distributive wide area transmission trunked communication system | Electricity | 19 | Expired |
| US6804529B1 | Trunked radio repeater communication system including home channel aliasing and call grouping | Electricity | 9 | Expired |
| US9204405B2 | Synchronization methods and apparatus | Electricity | 8 | Active |
| US7633893B2 | Fixed OFDM wireless man utilizing CPE having internal antenna | Electricity | 7 | Active |
| US7626920B2 | Fixed OFDM wireless MAN utilizing CPE having internal antenna | Electricity | 6 | Expired |
| US9456258B2 | Transmission timing for battery powered devices | Emerging Cross-Sectional Technologies | 3 | Active |
| US7702031B2 | System and method for adaptive modulation | Electricity | 2 | Active |
| US10554369B2 | Group acknowledgement message efficiency | Emerging Cross-Sectional Technologies | 2 | Active |
| US10244532B2 | Channel structure for communication in wireless networks | Emerging Cross-Sectional Technologies | 2 | Active |
| US10063943B2 | Events and scheduling for communication in wireless networks | Emerging Cross-Sectional Technologies | 2 | Active |
| US10757648B2 | Coordinating communications between nodes having asynchronous time slot schedules | Emerging Cross-Sectional Technologies | 2 | Active |
| US12040895B1 | Management of message transmission using forward error correction | Electricity | 1 | Active |
| US11882599B2 | Resolving beacon transmission and receipt conflicts in mesh network nodes | Electricity | 1 | Active |
| US10763992B2 | Techniques for maintaining network connectivity in wireless mesh networks | Emerging Cross-Sectional Technologies | 1 | Active |
| US11689339B2 | Group acknowledgement message efficiency | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.