Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10243670 | Optical signal processing using an optical resonator | Gary M. Graceffo, Benjamin P. Dolgin | 2019-03-26 |
| 10243735 | Device and method for modulated waveform encryption | Gary M. Graceffo | 2019-03-26 |
| 10225020 | Systems and methods for demodulation of PSK modulated optical signals | Benjamin P. Dolgin, Gary M. Graceffo | 2019-03-05 |
| 10211880 | Rate line suppression using chaotic spreading codes | Gary M. Graceffo | 2019-02-19 |
| 10205526 | Methods and systems for reducing noise in optoelectronic oscillators | — | 2019-02-12 |
| 10177856 | Systems and methods for demodulation of phase modulated optical signals | Benjamin P. Dolgin, Gary M. Graceffo | 2019-01-08 |
| 10169613 | Systems and methods for waveform watermarking | Gary M. Graceffo | 2019-01-01 |
| 10164765 | Receivers and method for detecting a non-persistent communication superimposed on an overt communication channel | Benjamin P. Dolgin, Gary M. Graceffo | 2018-12-25 |
| 10091039 | Precision large phase modulation phase measurement system | Benjamin P. Dolgin, Gary M. Graceffo | 2018-10-02 |
| 10084492 | Method and system for non-persistent real-time encryption key distribution | Gary M. Graceffo, Bradley A. Whittington | 2018-09-25 |
| 10079706 | Apparatus for orthogonal 16-QPSK modulated transmission | Gary M. Graceffo | 2018-09-18 |
| 9989989 | System and method to detect time-delays in non-periodic signals | — | 2018-06-05 |
| 9973281 | Systems and methods for demodulation of free space optical signals without wavefront correction | Gary M. Graceffo, Benjamin P. Dolgin | 2018-05-15 |
| 9900031 | Method and system for non-persistent communication | Tom Borton, Michael C. Reese, Gary M. Graceffo | 2018-02-20 |
| 9887779 | Methods and systems for reducing noise in optoelectronic oscillators | — | 2018-02-06 |
| 9755674 | Method for encryption obfuscation | Gary M. Graceffo | 2017-09-05 |
| 9698835 | System and method to detect time-delays in non-periodic signals | — | 2017-07-04 |
| 9692139 | Methods and apparatus for orbital angular momentum (OAM) system | Gary M. Graceffo | 2017-06-27 |
| 9621178 | Clock authentication circuitry for clock signals | Gary M. Graceffo | 2017-04-11 |
| 9608335 | Continuous phase delay antenna | Gary M. Graceffo | 2017-03-28 |
| 9553687 | Orthogonal mode division multiplexing | Gary M. Graceffo | 2017-01-24 |
| 9535245 | Methods and apparatus for deceiving optical augmentation | — | 2017-01-03 |
| 9525574 | Methods and apparatus for constant baud rate communication with varying effective data rate | Gary M. Graceffo | 2016-12-20 |
| 9503660 | Coordinated simultaneous real and Fourier plane imaging system and methods | Frank Allen Birdsong, Jr. | 2016-11-22 |
| 9400414 | Methods and apparatus for imaging without retro-reflection using a tilted image plane and structured relay optic | — | 2016-07-26 |