Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6317452 | Method and apparatus for wireless spread spectrum communication with preamble sounding gap | Randolph L. Durrant | 2001-11-13 |
| 5963586 | Method and apparatus for parallel noncoherent correlation of a spread spectrum signal | Randolph L. Durrant | 1999-10-05 |
| 5953370 | Apparatus for receiving and correlating a spread spectrum signal | Randolph L. Durrant | 1999-09-14 |
| 5881100 | Method and apparatus for coherent correlation of a spread spectrum signal | Randolph L. Durrant | 1999-03-09 |
| 5856998 | Method and apparatus for correlating a continuous phase modulated spread spectrum signal | Randolph L. Durrant | 1999-01-05 |
| 5832028 | Method and apparatus for coherent serial correlation of a spread spectrum signal | Randolph L. Durrant | 1998-11-03 |
| 5757847 | Method and apparatus for decoding a phase encoded signal | Randolph L. Durrant, Eugene P. Hoyt | 1998-05-26 |
| 5754585 | Method and apparatus for serial noncoherent correlation of a spread spectrum signal | Randolph L. Durrant | 1998-05-19 |
| 5754584 | Non-coherent spread-spectrum continuous-phase modulation communication system | Randolph L. Durrant, Ryan N. Jensen, Logan Scott, Claude M. Williams | 1998-05-19 |
| 5692007 | Method and apparatus for differential phase encoding and decoding in spread-spectrum communication systems with continuous-phase modulation | Randolph L. Durrant, Eugene P. Hoyt | 1997-11-25 |
| 5680414 | Synchronization apparatus and method for spread spectrum receiver | Randolph L. Durrant | 1997-10-21 |
| 5659574 | Multi-bit correlation of continuous phase modulated signals | Randolph L. Durrant | 1997-08-19 |
| 5648982 | Spread spectrum transmitter | Randy Durrant | 1997-07-15 |
| 5629956 | Method and apparatus for reception and noncoherent serial correlation of a continuous phase modulated signal | Randolph L. Durrant | 1997-05-13 |
| 5627856 | Method and apparatus for receiving and despreading a continuous phase-modulated spread spectrum signal using self-synchronizing correlators | Randolph L. Durrant | 1997-05-06 |
| 5610940 | Method and apparatus for noncoherent reception and correlation of a continous phase modulated signal | Randolph L. Durrant | 1997-03-11 |