Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8694326 | Communication terminal and communication method | Kosuke Nishio, Ichiro Kawashima | 2014-04-08 |
| 8688442 | Audio decoding apparatus, audio coding apparatus, and system comprising the apparatuses | Kosuke Nishio, Takeshi Norimatsu | 2014-04-01 |
| 8311841 | Encoding device, decoding device, and system thereof utilizing band expansion information | Tomokazu Ishikawa, Yoshiaki Sawada | 2012-11-13 |
| 8284961 | Signal processing device | Yosiaki Takagi, Takeshi Norimatsu, Akihisa Kawamura, Kojiro Ono | 2012-10-09 |
| 8184817 | Multi-channel acoustic signal processing device | Yoshiaki Takagi, Kok Seng Chong, Takeshi Norimatsu, Akihisa Kawamura, Kojiro Ono | 2012-05-22 |
| 8151254 | Compiler, compiler apparatus and compilation method | Taketo Heishi, Toshiyuki Sakata, Hajime Ogawa, Ryoko Miyachi, Tomokazu Ishikawa | 2012-04-03 |
| 8081764 | Audio decoder | Yosiaki Takagi, Kok Seng Chong, Takeshi Norimatsu, Akihisa Kawamura, Kojiro Ono | 2011-12-20 |
| 8073703 | Acoustic signal processing apparatus and acoustic signal processing method | Yoshiaki Takagi, Takeshi Norimatsu, Akihisa Kawamura, Kojiro Ono, Kok Seng Chong | 2011-12-06 |
| 8046217 | Geometric calculation of absolute phases for parametric stereo decoding | Yoshiaki Takagi, Naoya Tanaka, Mineo Tsushima | 2011-10-25 |
| 8019614 | Energy shaping apparatus and energy shaping method | Yoshiaki Takagi, Kok Seng Chong, Takeshi Norimatsu, Akihisa Kawamura, Kojiro Ono +1 more | 2011-09-13 |
| 7984243 | Cache memory and method for cache entry replacement based on modified access order | Hazuki Kawai, Ryuta Nakanishi, Tetsuya Tanaka | 2011-07-19 |
| 7860721 | Audio encoding device, decoding device, and method capable of flexibly adjusting the optimal trade-off between a code rate and sound quality | Mineo Tsushima, Yoshiaki Takagi, Kojiro Ono, Naoya Tanaka | 2010-12-28 |
| 7848931 | Audio encoder | Yoshiaki Takagi, Naoya Tanaka, Mineo Tsushima | 2010-12-07 |
| 7613306 | Audio encoder and audio decoder | Yoshiaki Takagi, Kazutaka Abe | 2009-11-03 |
| 7454575 | Cache memory and its controlling method | Ryuta Nakanishi, Hazuki Okabayashi, Tetsuya Tanaka | 2008-11-18 |
| 7284241 | Compiler, compiler apparatus and compilation method | Taketo Heishi, Toshiyuki Sakata, Hajime Ogawa, Ryoko Miyachi, Tomokazu Ishikawa | 2007-10-16 |
| 7260540 | Encoding device, decoding device, and system thereof utilizing band expansion information | Tomokazu Ishikawa, Yoshiaki Sawada | 2007-08-21 |
| 7243061 | Multistage inverse quantization having a plurality of frequency bands | Takeshi Norimatsu, Yoshihisa Nakatoh, Mineo Tsushima, Tomokazu Ishikawa | 2007-07-10 |
| 7188133 | Floating point number storage method and floating point arithmetic device | Tomokazu Ishikawa | 2007-03-06 |
| 7185176 | Processor executing SIMD instructions | Tetsuya Tanaka, Hazuki Okabayashi, Taketo Heishi, Hajime Ogawa, Yoshihiro Koga +5 more | 2007-02-27 |
| 7069223 | Compressed code decoding device and audio decoding device | Masaharu Matsumoto, Takashi Katayama, Masahiro Sueyoshi, Takeshi Fujita, Akihisa Kawamura +3 more | 2006-06-27 |
| 6999828 | Parallel signal processing device for a portable audio system | Takeshi Norimatsu, Mineo Tsushima, Tomokazu Ishikawa, Yoshiaki Sawada | 2006-02-14 |
| 6917712 | Encoding apparatus and decoding apparatus | Mineo Tsushima, Takeshi Norimatsu, Tomokazu Ishikawa, Yoshiaki Sawada | 2005-07-12 |
| 6904089 | Encoding device and decoding device | Masahiro Sueyoshi, Masaharu Matsumoto, Kazutaka Abe, Kousuke Nishio, Takashi Katayama +2 more | 2005-06-07 |
| 6904404 | Multistage inverse quantization having the plurality of frequency bands | Takeshi Norimatsu, Yoshihisa Nakatoh, Mineo Tsushima, Tomokazu Ishikawa | 2005-06-07 |