Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9178479 | Dynamic range control apparatus | Masaru Kimura | 2015-11-03 |
| 8989403 | Noise suppression device | Satoru Furuta | 2015-03-24 |
| 8762139 | Noise suppression device | Satoru Furuta | 2014-06-24 |
| 8737641 | Noise suppressor | Satoru Furuta | 2014-05-27 |
| 8724828 | Noise suppression device | Satoru Furuta, Takashi Sudo | 2014-05-13 |
| 8706497 | Speech signal restoration device and speech signal restoration method | Satoru Furuta | 2014-04-22 |
| RE43209 | Speech coding apparatus and speech decoding apparatus | Tadashi Yamaura | 2012-02-21 |
| RE43190 | Speech coding apparatus and speech decoding apparatus | Tadashi Yamaura | 2012-02-14 |
| 7756698 | Sound decoder and sound decoding method with demultiplexing order determination | — | 2010-07-13 |
| 7756699 | Sound encoder and sound encoding method with multiplexing order determination | — | 2010-07-13 |
| 7454328 | Speech encoding system, and speech encoding method | Tadashi Yamaura | 2008-11-18 |
| 7420993 | Variable length code multiplexer and variable length code demultiplexer | — | 2008-09-02 |
| 7315817 | Sound encoder and sound decoder | — | 2008-01-01 |
| 7203641 | Voice encoding method and apparatus | — | 2007-04-10 |
| 7191126 | Sound encoder and sound decoder performing multiplexing and demultiplexing on main codes in an order determined by auxiliary codes | — | 2007-03-13 |
| 7130796 | Voice encoding method and apparatus of selecting an excitation mode from a plurality of excitation modes and encoding an input speech using the excitation mode selected | — | 2006-10-31 |
| 7047184 | Speech coding apparatus and speech decoding apparatus | Tadashi Yamaura | 2006-05-16 |
| 7006966 | Speech encoding apparatus, speech encoding method, speech decoding apparatus, and speech decoding method | Tadashi Yamaura | 2006-02-28 |
| 6643618 | Speech decoding unit and speech decoding method | Bunkei Matsuoka | 2003-11-04 |
| 6526378 | Method and apparatus for processing sound signal | — | 2003-02-25 |
| 6516050 | Double-talk detecting apparatus, echo canceller using the double-talk detecting apparatus and echo suppressor using the double-talk detecting apparatus | Bunkei Matsuoka, Ikuo Kajiyama, Shinya Takahashi | 2003-02-04 |
| 6496796 | Voice coding apparatus and voice decoding apparatus | Tadashi Yamaura | 2002-12-17 |
| 6408268 | Voice encoder, voice decoder, voice encoder/decoder, voice encoding method, voice decoding method and voice encoding/decoding method | — | 2002-06-18 |
| 6052661 | Speech encoding apparatus and speech encoding and decoding apparatus | Tadashi Yamaura, Shinya Takahashi | 2000-04-18 |
| 5864794 | Signal encoding and decoding system using auditory parameters and bark spectrum | — | 1999-01-26 |