Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7916874 | Gain adjusting method and a gain adjusting device | Miyuki Shirakawa, Masanao Suzuki, Takashi Makiuchi | 2011-03-29 |
| 7787500 | Packet receiving method and device | Yasuji Ota, Masanao Suzuki, Takashi Makiuchi, Keiichi Kojima | 2010-08-31 |
| 7734053 | Encoding apparatus, encoding method, and computer product | Masanao Suzuki, Masakiyo Tanaka, Miyuki Shirakawa, Takashi Makiuchi | 2010-06-08 |
| 7650280 | Voice packet loss concealment device, voice packet loss concealment method, receiving terminal, and voice communication system | Yasuji Ota, Masanao Suzuki, Masakiyo Tanaka, Miyuki Shirakawa | 2010-01-19 |
| 7606702 | Speech decoder, speech decoding method, program and storage media to improve voice clarity by emphasizing voice tract characteristics using estimated formants | Masakiyo Tanaka, Masanao Suzuki, Yasuji Ota | 2009-10-20 |
| 7590532 | Voice code conversion method and apparatus | Masanao Suzuki, Yasuji Ota, Masakiyo Tanaka | 2009-09-15 |
| 7310596 | Method and system for embedding and extracting data from encoded voice code | Yasuji Ota, Masanao Suzuki, Masakiyo Tanaka, Shigeru Sasaki | 2007-12-18 |
| 7152032 | Voice enhancement device by separate vocal tract emphasis and source emphasis | Masanao Suzuki, Masakiyo Tanaka, Yasuji Ota | 2006-12-19 |
| 7092875 | Speech transcoding method and apparatus for silence compression | Yasuji Ota, Masanao Suzuki | 2006-08-15 |
| 7089179 | Voice coding method, voice coding apparatus, and voice decoding apparatus | Yasuji Ota, Masanao Suzuki | 2006-08-08 |
| 7016831 | Voice code conversion apparatus | Masanao Suzuki, Yasuji Ota | 2006-03-21 |
| 6594626 | Voice encoding and voice decoding using an adaptive codebook and an algebraic codebook | Masanao Suzuki, Yasuji Ota | 2003-07-15 |
| 6470312 | Speech coding apparatus, speech processing apparatus, and speech processing method | Masanao Suzuki, Yasuji Ota | 2002-10-22 |