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Your search returned 190 patents.
( 375/245 in Current US Classification ) |
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| Patent ID | Title | Date Filed |
| 5134475 | Adaptive leak HDTV encoder
| December 11, 1990 |
| 5128963 | 3-mode PCM/DPCM/APCM maximizing dynamic range
| April 29, 1987 |
| 5124703 | Digital signal requantizing circuit using multistage noise shaping
| April 5, 1991 |
| 5107519 | Coding device and a decoding device
| October 30, 1989 |
| 5089818 | Method of transmitting or storing sound signals in digital form through predictive and adaptive coding and installation therefore
| May 9, 1990 |
| 5084904 | Signal transmission device
| November 3, 1989 |
| 5083310 | Compression and expansion technique for digital audio data
| November 14, 1989 |
| 5070515 | Method and apparatus for processing digital signal
| February 28, 1989 |
| 5070402 | Encoding image information transmission apparatus
| April 10, 1991 |
| 5061928 | System and method of scaling error signals of caseload second order modulators
| November 2, 1989 |
| 5054025 | Method for eliminating errors in block parameters
| April 25, 1988 |
| 5046071 | Communication system capable of improving transmission efficiency by classifying a block sequence into significant and less significant blocks
| July 24, 1989 |
| 5034965 | Efficient coding method and its decoding method
| November 8, 1989 |
| 5030952 | Sigma-delta type analog to digital converter with trimmed output and feedback
| December 26, 1990 |
| 5029185 | Coded modulation for mobile radio
| July 28, 1989 |
| 5028995 | Picture signal processor, picture signal coder and picture signal interpolator
| October 18, 1988 |
| 4995059 | Predictive coding device
| December 23, 1988 |
| 4979187 | Predictive coding device
| April 3, 1989 |
| 4974235 | Method of adaptive quantization in differential pulse code modulation and a system for transmitting quantized data
| December 1, 1988 |
| 4951139 | Computer-based video compression system
| November 1, 1989 |
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