Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179380 | One-bit sigma-delta modulator with improved signal stability | — | 1993-01-12 |
| 5093801 | Arrayable modular FFT processor | Ross M. Orndorff | 1992-03-03 |
| 5033019 | Very-high-speed frequency-domain FFT windowing device | — | 1991-07-16 |
| 4970674 | Programmable windowing FFT device with reduced memory requirements | — | 1990-11-13 |
| 4843583 | Nonlinear adaptive filter | Visvaldis A. Vitols | 1989-06-27 |
| 4811262 | Distributed arithmetic realization of second-order normal-form digital filter | — | 1989-03-07 |
| 4809209 | Mybrid charge-transfer-device filter structure | — | 1989-02-28 |
| 4774682 | Nonlinear statistical signal processor | — | 1988-09-27 |
| 4680727 | Complex multiplier for binary two's complement numbers | — | 1987-07-14 |
| 4573133 | Signal processor for compensating detector non-uniformities | — | 1986-02-25 |
| 4539536 | Parameter-setting approach to obtain high performance CTD transversal filters from devices with significant CTI and FPN | — | 1985-09-03 |
| 4524424 | Adaptive spectrum shaping filter | — | 1985-06-18 |
| 4507741 | Computing device | — | 1985-03-26 |
| 4389538 | Multiplexer for single-octave data processor | — | 1983-06-21 |
| 4344151 | ROM-Based complex multiplier useful for FFT butterfly arithmetic unit | — | 1982-08-10 |
| 4315319 | Non-linear signal processor | — | 1982-02-09 |
| 4313174 | ROM-Based parallel digital arithmetic device | — | 1982-01-26 |
| 4275452 | Simplified fast fourier transform butterfly arithmetic unit | — | 1981-06-23 |
| 4225850 | Non-fingerprint region indicator | Tien-Lin Chang, Jimmy H. Kabaian, John P. Riganati | 1980-09-30 |
| 4187519 | System for expanding the video contrast of an image | Visvaldis A. Vitols | 1980-02-05 |