Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6108626 | Object oriented audio coding | Luca Cellario, Michele Festa, Jörg Müller | 2000-08-22 |
| 5546498 | Method of and device for quantizing spectral parameters in digital speech coders | — | 1996-08-13 |
| 5519807 | Method of and device for quantizing excitation gains in speech coders based on analysis-synthesis techniques | Luca Cellario | 1996-05-21 |
| 5490136 | Method of controlling transmission on a same radio channel of variable-rate information streams in radio communication systems | Karl Hellwig, Ermanno Berruto | 1996-02-06 |
| 5469527 | Method of and device for coding speech signals with analysis-by-synthesis techniques | Rosario Drogo De Iacovo, Roberto Montagna | 1995-11-21 |
| 5353373 | System for embedded coding of speech signals | Rosario Drogo De Iacovo, Roberto Montagna | 1994-10-04 |
| 5321793 | Low-delay audio signal coder, using analysis-by-synthesis techniques | Rosario Drogo De Iacovo, Roberto Montagna | 1994-06-14 |
| 4811398 | Method of and device for speech signal coding and decoding by subband analysis and vector quantization with dynamic bit allocation | Maurizio Copperi | 1989-03-07 |
| 4791670 | Method of and device for speech signal coding and decoding by vector quantization techniques | Maurizio Copperi | 1988-12-13 |