Norman Beamish
49Patents
12h-index
45Co-inventors
81Inventor score
Filing activity: Sep 4, 1997 → Jul 12, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6694143B1 | System for using a local wireless network to control a device within range of the network | Electricity | 193 | Expired |
| US6653932B1 | System and method for achieving wireless communications coverage in a local area | Electricity | 104 | Expired |
| US6404868B1 | Peer-to-peer transfer using pre-existing caller ID CLASS FSK signaling infrastructure | Electricity | 51 | Expired |
| US6256476A | Power management for a telephone system by dynamically adjusting transmission power | Electricity | 43 | Expired |
| US6445732B1 | Dynamic range reduction circuitry for a digital communications receiver | Electricity | 33 | Expired |
| US6507734B1 | Method and system which uses sound wave based communication to generate a secure wireless link between a handset and base station | Electricity | 29 | Expired |
| US6865216B1 | Frequency hopping spread spectrum modulation and direct sequence spread spectrum modulation cordless telephone | Electricity | 23 | Expired |
| US6304642A | Peer-to-peer data transfer using pre-existing caller ID CLASS FSK signaling infrastructure | Electricity | 15 | Expired |
| US6411646B1 | Direct conversion time division duplex radio, direct sequence spread spectrum cordless telephone | Electricity | 13 | Expired |
| US7515929B2 | Receiver for a multimode radio | Electricity | 13 | Active |
| US6766162B1 | Message notification system for wireless communication system | Electricity | 12 | Expired |
| US6744808B1 | Techniques to increase data transmission rate of spread spectrum communications systems | Electricity | 12 | Expired |
| US6473613B2 | Method and system for generating a secure wireless link between a handset and base station | Electricity | 12 | Expired |
| US7593484B2 | Radio frequency (RF) receiver with double loop integrated fast response automatic gain control (AGC) | Electricity | 11 | Active |
| US7583765B2 | DC offset detection and cancellation in a receiver | Electricity | 11 | Active |
| US8676149B2 | Prolonging internal power supply life in a mobile communication device | Emerging Cross-Sectional Technologies | 10 | Active |
| US6862313B2 | Direct conversion spread spectrum time division duplex radio | Electricity | 9 | Expired |
| US7502625B2 | Integrated multi-band transceiver for use in mobile communication device | Electricity | 8 | Active |
| US7187314B1 | System for reducing amplitude digital-to-analog converter (DAC) resolution in a polar transmitter | Electricity | 7 | Expired |
| US7647028B2 | Internal calibration system for a radio frequency (RF) transmitter | Electricity | 6 | Active |
| US6404863B1 | First party signalling for call waiting calling number identification (CWCID) system | Electricity | 5 | Expired |
| US6754483B2 | Method and system for generating a secure wireless link between a handset and base station | Electricity | 5 | Expired |
| US7526265B2 | Method and system for receiver impairment estimation and correction | Electricity | 4 | Active |
| US7480349B2 | Low IF receiver systems and methods | Electricity | 4 | Active |
| US7013153B2 | Method and system for generating a secure wireless link between a handset and base station | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.