Issued Patents All Time
Showing 51–75 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5758020 | Methods and apparatus for encoding and decoding signals, methods for transmitting signals, and an information recording medium | — | 1998-05-26 |
| 5754127 | Information encoding method and apparatus, and information decoding method and apparatus | Mito Sonohara | 1998-05-19 |
| 5754501 | Information transmission method and apparatus and information receiving method and apparatus | — | 1998-05-19 |
| 5752224 | Information encoding method and apparatus, information decoding method and apparatus information transmission method and information recording medium | Robert Heddle | 1998-05-12 |
| 5737718 | Method, apparatus and recording medium for a coder with a spectral-shape-adaptive subband configuration | — | 1998-04-07 |
| 5731767 | Information encoding method and apparatus, information decoding method and apparatus, information recording medium, and information transmission method | Robert Heddle | 1998-03-24 |
| 5724612 | Information transfer apparatus and information recording apparatus including transfer control means for determining a transfer sequence of plural information blocks | Naoya Haneda | 1998-03-03 |
| 5724546 | Information providing and collecting apparatus with associated primary and secondary recording mediums | — | 1998-03-03 |
| 5717953 | Information recording device and information transfer system using a high-speed buffer for recording in parallel on a low-speed recording medium | Naoya Haneda | 1998-02-10 |
| 5717821 | Method, apparatus and recording medium for coding of separated tone and noise characteristic spectral components of an acoustic sibnal | Robert Heddle | 1998-02-10 |
| 5680130 | Information encoding method and apparatus, information decoding method and apparatus, information transmission method, and information recording medium | Osamu Shimoyoshi, Mito Sonohara | 1997-10-21 |
| 5646960 | Inverse modified discrete cosine transform signal transforming system | Mito Sonohara | 1997-07-08 |
| 5640421 | Modified discrete cosine transform signal transforming system | Mito Sonohara | 1997-06-17 |
| 5634082 | High efficiency audio coding device and method therefore | Osamu Shimoyoshi | 1997-05-27 |
| 5623557 | Method and apparatus for data encoding and data recording medium | Osamu Shimoyoshi, Mito Sonohara | 1997-04-22 |
| 5619570 | Information furnishing and collection system | — | 1997-04-08 |
| 5581654 | Method and apparatus for information encoding and decoding | — | 1996-12-03 |
| 5515395 | Coding method, coder and decoder for digital signal, and recording medium for coded information information signal | — | 1996-05-07 |
| 5490170 | Coding apparatus for digital signal | Kenzo Akagiri | 1996-02-06 |
| 5471558 | Data compression method and apparatus in which quantizing bits are allocated to a block in a present frame in response to the block in a past frame | — | 1995-11-28 |
| 5438643 | Compressed data recording and/or reproducing apparatus and signal processing method | Kenzo Akagiri, Yoshiaki Oikawa | 1995-08-01 |
| 5414795 | High efficiency digital data encoding and decoding apparatus | Osamu Shimoyoshi | 1995-05-09 |
| 5375189 | Apparatus and method for audio data compression and expansion with reduced block floating overhead | — | 1994-12-20 |
| 5349549 | Forward transform processing apparatus and inverse processing apparatus for modified discrete cosine transforms, and method of performing spectral and temporal analyses including simplified forward and inverse orthogonal transform processing | — | 1994-09-20 |
| 5301205 | Apparatus and method for data compression using signal-weighted quantizing bit allocation | Kenzo Akagiri | 1994-04-05 |