ParkerVision, Inc.
🏢 View company profile →223Patents
129Active
223Granted
54Portfolio score
Filing activity: May 31, 1990 → Jan 20, 2017 · 82 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6760916B2 | Method, system and computer program product for producing and distributing enhanced media downstreams | Electricity | 506 | Expired |
| US7054296B1 | Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation | Electricity | 315 | Expired |
| US8224382B2 | Wireless communications interface | Electricity | 224 | Active |
| US6061551A | Method and system for down-converting electromagnetic signals | Electricity | 185 | Expired |
| US7746764B2 | Orthogonal signal generation using vector spreading and combining | Electricity | 176 | Active |
| US6813485B2 | Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same | Electricity | 170 | Expired |
| US5465144A | Remote tracking system for moving picture cameras and method | Electricity | 166 | Expired |
| US6061555A | Method and system for ensuring reception of a communications signal | Electricity | 145 | Expired |
| US6091940A | Method and system for frequency up-conversion | Electricity | 130 | Expired |
| US6049706A | Integrated frequency translation and selectivity | Electricity | 129 | Expired |
| US6873836B1 | Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology | Electricity | 124 | Expired |
| US6452612B1 | Real time video production system and method | Physics | 123 | Expired |
| US6421534B1 | Integrated frequency translation and selectivity | Electricity | 117 | Expired |
| US7355470B2 | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for amplifier class transitioning | Electricity | 115 | Active |
| US6266518A | Method and system for down-converting electromagnetic signals by sampling and integrating over apertures | Electricity | 113 | Expired |
| US6370371B1 | Applications of universal frequency translation | Electricity | 112 | Expired |
| US5268734A | Remote tracking system for moving picture cameras and method | Electricity | 111 | Expired |
| US6647250B1 | Method and system for ensuring reception of a communications signal | Electricity | 108 | Expired |
| US6542722B1 | Method and system for frequency up-conversion with variety of transmitter configurations | Electricity | 108 | Expired |
| US7233969B2 | Method and apparatus for a parallel correlator and applications thereof | Physics | 103 | Expired |
| US7378902B2 | Systems and methods of RF power transmission, modulation, and amplification, including embodiments for gain and phase control | Electricity | 103 | Active |
| US6687493B1 | Method and circuit for down-converting a signal using a complementary FET structure for improved dynamic range | Electricity | 102 | Expired |
| US6353735B1 | MDG method for output signal generation | Electricity | 101 | Expired |
| US7039372B1 | Method and system for frequency up-conversion with modulation embodiments | Electricity | 100 | Expired |
| US6704558B1 | Image-reject down-converter and embodiments thereof, such as the family radio service | Electricity | 95 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.