Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8339206 | PLL | — | 2012-12-25 |
| 8244188 | Transmitting and receiving circuit | Hideaki Kondo, Norio Murakami | 2012-08-14 |
| 7697030 | Control device and method | Tomoyuki Terada, Naotaka Kishida, Ayumi Itoh | 2010-04-13 |
| 7619465 | filter circuit and semiconductor device | Hideaki Kondo, Norio Murakami, Syoichi Masui | 2009-11-17 |
| 7515369 | Information recording and reproducing apparatus and method, and signal decoding circuit for performing timing recovery | Takao Sugawara, Motomu Takatsu | 2009-04-07 |
| 7385533 | Encoder and decoder using run-length-limited code | Toshio Ito, Toshihiko Morita | 2008-06-10 |
| 7286596 | Training method for recording medium reproduction equalizer and recording medium reproduction apparatus | Motomu Takatsu, Takao Sugawara | 2007-10-23 |
| 7248188 | Encoder and decoder | Toshio Ito, Toshihiko Morita | 2007-07-24 |
| 7138931 | Recording and reproducing apparatus | Toshio Ito, Toshihiko Morita, Takao Sugawara | 2006-11-21 |
| 7098818 | Encoder and decoder using run-length-limited code | Toshio Ito, Toshihiko Morita | 2006-08-29 |
| 7054088 | Information recording and reproducing apparatus and method, and signal decoding circuit for performing timing recovery | Akihiro Yamazaki, Takao Sugawara, Motomu Takatsu | 2006-05-30 |
| 7035029 | Method of and apparatus for recording/reading information, circuit for recording/reading signal | Toshihiko Morita, Takao Sugawara | 2006-04-25 |
| 7023946 | Signal processor having feedback loop control for decision feedback equalizer | Tsuyoshi Tomita, Yoshitaka Nakata, Tsunehiko Moriuchi, Kenichi Yamakura, Hideaki Tanishima +3 more | 2006-04-04 |
| 6798832 | Semiconductor device with decision feedback equalizer | Yoshitaka Nakata, Tsunehiko Moriuchi | 2004-09-28 |
| 6671115 | Servo signal processing apparatus, recorded data reading apparatus and method for processing servo signal | Hiroko Haraguchi | 2003-12-30 |
| 6671112 | Semiconductor integrated circuit device | Hiroko Murakami, Manabu Nakano, Kazuyoshi Kikuta | 2003-12-30 |
| 6600779 | Signal processor having feedback loop control for decision feedback equalizer | Tsuyoshi Tomita, Yoshitaka Nakata, Tsunehiko Moriuchi, Kenichi Yamakura, Hideaki Tanishima +3 more | 2003-07-29 |
| 6288665 | Analog to digital converter, encoder, and recorded data reproducing apparatus | Sanroku Tsukamoto, Ian Juso Dedic, Kuniyoshi Kamei, Toshiaki Endo, Hiroko Murakami | 2001-09-11 |
| 6288668 | Analog to digital converter, encoder, and recorded data reproducing apparatus | Sanroku Tsukamoto, Ian Juso Dedic, Kuniyoshi Kamei, Toshiaki Endo, Hiroko Murakami | 2001-09-11 |
| 6061311 | Recorded data reproducing apparatus with synch-byte detection | Shigetaka Asano | 2000-05-09 |
| 6052244 | Servo signal processing apparatus, recorded data reading apparatus and method for processing servo signal | Hiroko Haraguchi | 2000-04-18 |
| 5870591 | A/D with digital PLL | — | 1999-02-09 |
| 5848046 | Disk apparatus having signal processing unit | — | 1998-12-08 |
| 5424969 | Product-sum operation unit | Kenji Yamada, Kiichiro Iga | 1995-06-13 |