Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6111923 | System and method for calculating a state transition metric in a viterbi equalizer | Bruce D. Mueller, Kevin L. Baum | 2000-08-29 |
| 5878324 | Method and system for distribution of wireless digital multimedia signals in a cellular pattern | John E. Major, William V. Braun, James J. Mikulski | 1999-03-02 |
| 5737327 | Method and apparatus for demodulation and power control bit detection in a spread spectrum communication system | Fuyun Ling, Colin Frank, Phillip D. Rasky, James F. Kepler | 1998-04-07 |
| 5712868 | Dual mode communication network | Morton Stern, John Csapo, Charles N. Lynk, Jr., John R. Haug, Eric R. Schorman +2 more | 1998-01-27 |
| 5574973 | Method of registering/-reassigning a call in a dual mode communication network | John R. Haug, Phillip D. Rasky | 1996-11-12 |
| 5392300 | Dual mode radio communication unit | John R. Haug, Phillip D. Rasky, Gregory M. Chiasson | 1995-02-21 |
| 5381443 | Method and apparatus for frequency hopping a signalling channel in a communication system | John R. Haug, Phillip D. Rasky | 1995-01-10 |
| 5379324 | System and method for calculating channel gain and noise variance of a communication channel | Bruce D. Mueller, Kevin L. Baum, Phillip D. Rasky, Eric H. Winter | 1995-01-03 |
| 5301364 | Method and apparatus for digital automatic gain control in a receiver | John W. Arens, James F. Kepler | 1994-04-05 |
| 5276685 | Digital automatic gain control | James F. Kepler, Frank J. Cerny, Jr. | 1994-01-04 |
| 5263052 | Viterbi equalizer for radio receiver | Bruce D. Mueller, Kevin L. Baum | 1993-11-16 |
| 5233632 | Communication system receiver apparatus and method for fast carrier acquisition | Kevin L. Baum, Phillip D. Rasky | 1993-08-03 |
| 5214675 | System and method for calculating channel gain and noise variance of a communication channel | Bruce D. Mueller, Kevin L. Baum, Phillip D. Rasky, Eric H. Winter | 1993-05-25 |
| 5144644 | Soft trellis decoding | — | 1992-09-01 |
| 5142551 | Signal weighting system for digital receiver | Phillip D. Rasky, Fuyun Ling, M. Vedat Eyuboglu | 1992-08-25 |
| 5133010 | Method and apparatus for synthesizing speech without voicing or pitch information | Ira A. Gerson, Richard J. Vilmur, Brett L. Lindsley | 1992-07-21 |
| 5121412 | All-digital quadrature modulator | — | 1992-06-09 |
| 4910470 | Digital automatic frequency control of pure sine waves | James F. Kepler | 1990-03-20 |
| 4887050 | Frequency control apparatus and method for a digital radio receiver | James F. Kepler | 1989-12-12 |
| 4873683 | TDMA radio system employing BPSK synchronization for QPSK signals subject to random phase variation and multipath fading | Chih-Fei Wang, Duane C. Rabe, Gerald P. Labedz | 1989-10-10 |
| 4852090 | TDMA communications system with adaptive equalization | — | 1989-07-25 |
| 4847869 | Rapid reference acquisition and phase error compensation for radio transmission of data | Gerald P. Labedz | 1989-07-11 |
| 4829543 | Phase-coherent TDMA quadrature receiver for multipath fading channels | Chih-Fei Wang, Duane C. Rabe, Gerald P. Labedz | 1989-05-09 |
| 4775851 | Multiplierless decimating low-pass filter for a noise-shaping A/D converter | — | 1988-10-04 |
| 4737976 | Hands-free control system for a radiotelephone | Ira A. Gerson, Richard J. Vilmur | 1988-04-12 |