Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920796 | DQPSK transmitter with parallel precoder and high-speed DQPSK data stream realignment | John Brownlee | 2011-04-05 |
| 7733193 | Systems and methods for DQPSK modulator control using selectively inserted dither tone | Steven W. Cornelius | 2010-06-08 |
| 7734126 | Systems and methods for chirp control of a dual arm z-modulator to minimize dispersion effect of fiber plant | John K. Oltman | 2010-06-08 |
| 7697803 | Systems and methods for phase control for RZ-DQPSK modulation | — | 2010-04-13 |
| 7539359 | Systems and methods for chirp control of a dual arm Z-modulator to minimize dispersion effect of fiber plant | John K. Oltman | 2009-05-26 |
| 7423455 | Systems and methods for A 5:1 multiplexer with a one-fifth ratio duty cycle clock | — | 2008-09-09 |