Issued Patents All Time
Showing 76–100 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8099275 | Sound encoder and sound encoding method for generating a second layer decoded signal based on a degree of variation in a first layer decoded signal | — | 2012-01-17 |
| 8019597 | Scalable encoding apparatus, scalable decoding apparatus, and methods thereof | — | 2011-09-13 |
| 8010349 | Scalable encoder, scalable decoder, and scalable encoding method | — | 2011-08-30 |
| 7996233 | Acoustic coding of an enhancement frame having a shorter time length than a base frame | — | 2011-08-09 |
| 7983904 | Scalable decoding apparatus and scalable encoding apparatus | Hiroyuki Ehara, Koji Yoshida | 2011-07-19 |
| 7949518 | Hierarchy encoding apparatus and hierarchy encoding method | — | 2011-05-24 |
| 7949057 | Spectrum coding apparatus, spectrum decoding apparatus, acoustic signal transmission apparatus, acoustic signal reception apparatus and methods thereof | — | 2011-05-24 |
| 7904292 | Scalable encoding device, scalable decoding device, and method thereof | Michiyo Goto, Koji Yoshida, Hiroyuki Ehara | 2011-03-08 |
| 7873512 | Sound encoder and sound encoding method | — | 2011-01-18 |
| 7844451 | Spectrum coding/decoding apparatus and method for reducing distortion of two band spectrums | — | 2010-11-30 |
| 7769584 | Encoder, decoder, encoding method, and decoding method | Hiroyuki Ehara, Koji Yoshida | 2010-08-03 |
| 7756711 | Sampling rate conversion apparatus, encoding apparatus decoding apparatus and methods thereof | — | 2010-07-13 |
| 7752052 | Scalable coder and decoder performing amplitude flattening for error spectrum estimation | — | 2010-07-06 |
| 7191120 | Speech encoding method, apparatus and program | Kimio Miseki, Masami Akamine | 2007-03-13 |
| 6704702 | Speech encoding method, apparatus and program | Kimio Miseki, Masami Akamine | 2004-03-09 |
| 6470310 | Method and system for speech encoding involving analyzing search range for current period according to length of preceding pitch period | Kimio Miseki | 2002-10-22 |
| 6427135 | Method for encoding speech wherein pitch periods are changed based upon input speech signal | Kimio Miseki, Tadashi Amada, Masami Akamine | 2002-07-30 |
| 6202046 | Background noise/speech classification method | Kimio Miseki, Masami Akamine | 2001-03-13 |
| 6167375 | Method for encoding and decoding a speech signal including background noise | Kimio Miseki, Tadashi Amada, Masami Akamine | 2000-12-26 |
| 6064962 | Formant emphasis method and formant emphasis filter device | Masami Akamine, Kimio Miseki, Akinobu Yamashita | 2000-05-16 |
| 5878387 | Coding apparatus having adaptive coding at different bit rates and pitch emphasis | Kimio Miseki, Masami Akamine, Tadashi Amada | 1999-03-02 |
| 5864798 | Method and apparatus for adjusting a spectrum shape of a speech signal | Kimio Miseki, Akinobu Yamashita, Masami Akamine, Tadashi Amada | 1999-01-26 |
| 5819213 | Speech encoding and decoding with pitch filter range unrestricted by codebook range and preselecting, then increasing, search candidates from linear overlap codebooks | Tadashi Amada, Masami Akamine, Kimio Miseki | 1998-10-06 |
| 5677986 | Vector quantizing apparatus | Tadashi Amada, Kimio Miseki, Masami Akamine | 1997-10-14 |
| 5671327 | Speech encoding apparatus utilizing stored code data | Masami Akamine, Kimio Miseki | 1997-09-23 |