Comstream Corporation
9Patents
0Active
9Granted
32Portfolio score
Filing activity: Aug 7, 1986 → Jun 22, 1994
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4837786A | Technique for mitigating rain fading in a satellite communications system using quadrature phase shift keying | Emerging Cross-Sectional Technologies | 134 | Expired |
| US5438590A | Transmitting and receiving apparatus and method including punctured convolutional encoding and decoding | Electricity | 64 | Expired |
| US5550869A | Demodulator for consumer uses | Electricity | 48 | Expired |
| US5528633A | Tuner with quadrature downconverter for pulse amplitude modulated data applications | Electricity | 45 | Expired |
| US5325401A | L-band tuner with quadrature downconverter for PSK data applications | Electricity | 38 | Expired |
| US5319649A | Transmission systems and decoders therefor | Electricity | 28 | Expired |
| US5379243A | Method and apparatus for performing finite field division | Physics | 26 | Expired |
| US5521499A | Signal controlled phase shifter | Electricity | 19 | Expired |
| US5272661A | Finite field parallel multiplier | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.