Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724778 | Method and apparatus for long code generation in synchronous, multi-chip rate systems | Jiangnan Jason Chen, Frank Zhou | 2004-04-20 |
| 6631127 | Apparatus and method for dynamically selecting an ARQ method | Mansoor Ahmed, Kamyar Rohani | 2003-10-07 |
| 6434366 | Method and system for estimating adaptive array weights used to transmit a signal to a receiver in a wireless communication system | Robert Mark Harrison, David Myara, Soodesh Buljore | 2002-08-13 |
| 6246697 | Method and system for generating a complex pseudonoise sequence for processing a code division multiple access signal | Nicholas William Whinnett | 2001-06-12 |
| 6215430 | Method and apparatus for processing a digital signal for analog transmission | Paul F. Smith, Danny T. Pinckley | 2001-04-10 |
| 6009130 | Multiple access digital transmitter and receiver | Daniel Morris Lurey, Alan P. Rottinghaus, Sheila M. Rader, Yuda Luz, Paul F. Smith +5 more | 1999-12-28 |
| 5991262 | Method and apparatus for reducing peak-to-average power ratio of a composite carrier signal | Jack Anthony Smith | 1999-11-23 |
| 5961579 | Apparatus using a logarithm based processor | Shaowei Pan, Shay-Ping T. Wang, Bernard Eugene Sigmon, Stephen Chih-Hung Ma, Jeffrey G. Toler | 1999-10-05 |
| 5920596 | Apparatus for amplifying a signal using a digital processor | Shaowei Pan, Shay-Ping T. Wang, Bernard Eugene Sigmon, Stephen Chih-Hung Ma | 1999-07-06 |
| 5818883 | Multi-channel digital transceiver and method | Paul F. Smith, John M. Smith, Alan P. Rottinghaus, Shelia Marie Rader, Danny T. Pinckley +5 more | 1998-10-06 |
| 5812605 | Multi-channel digital transceiver and method | Paul F. Smith, John M. Smith, Alan P. Rottinghaus, Shelia Marie Rader, Danny T. Pinckley +5 more | 1998-09-22 |
| 5799039 | Method and apparatus for error mitigating a received communication signal | Sybren D. Smith, Paul D. Marko, Craig Wadin | 1998-08-25 |
| 5649299 | Apparatus and method for adapting a digital radiotelephone system to increased subscriber traffic | John W. Battin, Charles N. Lynk, Jr. | 1997-07-15 |
| 5579341 | Multi-channel digital transceiver and method | Paul F. Smith, John M. Smith, Alan P. Rottinghaus, Shelia Marie Rader, Danny T. Pinckley +5 more | 1996-11-26 |
| 5559832 | Method and apparatus for maintaining convergence within an ADPCM communication system during discontinuous transmission | — | 1996-09-24 |
| 5373536 | Method of synchronizing to a signal | Leo G. Dehner | 1994-12-13 |
| 5222137 | Dynamic encryption key selection for encrypted radio transmissions | Steven T. Barrett, Richard E. Murray, James M. O'Connor | 1993-06-22 |
| 5185797 | Encrypted trunked control channel system | Steven T. Barrett, Richard E. Murray, James M. O'Connor | 1993-02-09 |
| 5170490 | Radio functions due to voice compression | Gregory L. Cannon, James M. O'Connor | 1992-12-08 |
| 5054078 | Method and apparatus to suspend speech | Eric R. Schorman | 1991-10-01 |
| 4703520 | Radio transceiver having an adaptive reference oscillator | Walter J. Rozanski, Jr. | 1987-10-27 |
| 4631489 | FM signal magnitude quantizer and demodulator compatible with digital signal processing | Walt Rozanski | 1986-12-23 |