Proxim Inc.
23Patents
1Active
23Granted
36Portfolio score
Filing activity: Feb 14, 1989 → Jul 26, 2004 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5231634A | Medium access protocol for wireless LANs | Electricity | 275 | Expired |
| US5875179A | Method and apparatus for synchronized communication over wireless backbone architecture | Electricity | 171 | Expired |
| US6006090A | Providing roaming capability for mobile computers in a standard network | Electricity | 164 | Expired |
| US5844900A | Method and apparatus for optimizing a medium access control protocol | Electricity | 143 | Expired |
| US5077753A | Radio communication system using spread spectrum techniques | Electricity | 143 | Expired |
| US6473449B1 | High-data-rate wireless local-area network | Electricity | 131 | Expired |
| US6466608B1 | Frequency hopping medium access control protocol for a communication system having distributed synchronization | Electricity | 125 | Expired |
| US5412687A | Digital communications equipment using differential quaternary frequency shift keying | Electricity | 124 | Expired |
| US6292508A | Method and apparatus for managing power in a frequency hopping medium access control protocol | Emerging Cross-Sectional Technologies | 105 | Expired |
| US5913174A | Connectorized antenna for wireless LAN PCMCIA card radios | Electricity | 98 | Expired |
| USD375297S | Local area network wireless device | General | 53 | Expired |
| US6667883B1 | Forced-air cooling of a transceiver unit | Electricity | 46 | Expired |
| US5306971A | Binary controlled digital tapped delay line | Electricity | 36 | Expired |
| US5247469A | Digital frequency synthesizer and method with vernier interpolation | Electricity | 34 | Expired |
| US7085284B1 | Prioritization scheme for CSMA/CA | Electricity | 32 | Expired |
| US5321799A | Signalling transition control in a modulated-signal communications system | Electricity | 29 | Expired |
| US6751250B2 | High-data-rate frequency-hopping wireless communication system | Electricity | 16 | Expired |
| US6882691B2 | Fine-frequency offset estimation | Electricity | 15 | Expired |
| US5053982A | Variable modulus digital synthesizer | Physics | 13 | Expired |
| US6950483B2 | Timing misalignment estimation | Electricity | 12 | Expired |
| US6956815B2 | Method and apparatus using pseudo-inverses of linear transformations in multi-carrier modulation receivers and transceivers | Electricity | 12 | Expired |
| US6861900B2 | Fast timing acquisition for multiple radio terminals | Electricity | 3 | Expired |
| US7873012B2 | Roaming wireless client communication | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.