Issued Patents All Time
Showing 25 most recent of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625205 | Matched filter circuit | Kunihiko Suzuki | 2003-09-23 |
| 6563373 | Filter circuit utilizing a plurality of sampling and holding circuits | Guoliang Shou, Kunihiko Suzuki | 2003-05-13 |
| 6539009 | Signal reception apparatus for DS-CDMA cellular system | Xuping Zhou, Mamoru Sawahashi, Fumiyuki Adachi | 2003-03-25 |
| 6512785 | Matched filter bank | Xuping Zhou, Kunihiko Suzuki, Xiaoxing Zhang, Takashi Tomatsu | 2003-01-28 |
| 6426949 | Signal reception apparatus for DS-CDMA communication system | Xuping Zhou, Mamoru Sawahashi, Fumiyuki Adachi | 2002-07-30 |
| 6388583 | Method and circuit for codes generation | Biqi Long | 2002-05-14 |
| 6389438 | Matched filter and signal reception apparatus | — | 2002-05-14 |
| 6370130 | Spread spectrum communication system | Guoliang Shou, Xuping Zhou, Kunihiko Suzuki, Makoto Yamamoto | 2002-04-09 |
| 6340942 | Analog to digital converter | Kunihiko Suzuki, Takashi Tomatsu, Masataka Fukui | 2002-01-22 |
| 6300823 | Filter circuit | Kunihiko Suzuki, Takashi Tomatsu | 2001-10-09 |
| 6278724 | Receiver in a spread spectrum communication system having low power analog multipliers and adders | Guoliang Shou, Kunihiko Suzuki, Xuping Zhou, Xiaoling Qin, Jie Chen +2 more | 2001-08-21 |
| 6263012 | Receiver apparatus for CDMA communication system | Xuping Zhou, Guoliang Shou, Mamoru Sawahashi, Fumiyuki Adachi | 2001-07-17 |
| 6240148 | Path-diversity receiving method and system of spread spectrum communication | Guoliang Shou, Xuping Zhou, Mamoru Sawahashi, Fumiyuki Adachi | 2001-05-29 |
| 6212219 | Spread spectrum communication system | Guoliang Shou, Xuping Zhou, Makoto Yamamoto, Sunao Takatori | 2001-04-03 |
| 6169771 | Matched filter for spread spectrum communication systems and hybrid analog-digital transversal filter | Guoliang Shou, Xuping Zhou, Xiaoling Oin, Kazunori Motohashi, Makoto Yamamoto +1 more | 2001-01-02 |
| 6122654 | Complex multiplication circuit | Xuping Zhou, Guoliang Shou | 2000-09-19 |
| 6094667 | Time spread root Nyquist filter | Xuping Zhou, Guoliang Shou | 2000-07-25 |
| 6084922 | Waiting circuit | Xuping Zhou, Guoliang Shou | 2000-07-04 |
| 6081549 | Phase correction method and apparatus for spectrum spread wireless communication receiver | Guoliang Shou, Xuping Zhou | 2000-06-27 |
| 6073149 | Computational circuit | Guoliang Shou, Kazunori Motohashi, Ying-Chi Chen, Takashi Tomatsu, Jie Chen | 2000-06-06 |
| 6064690 | Spread spectrum communication system | Xuping Zhou, Guolinag Shou | 2000-05-16 |
| 6038250 | Initial synchronization method and receiver for DS-CDMA inter base station asynchronous cellular system | Guoliang Shou, Xuping Zhou | 2000-03-14 |
| 6031415 | Matched filter circuit for spread spectrum communication | Guoliang Shou, Makoto Yamamoto, Mamoru Sawahashi, Fumiyuki Adachi, Sunao Takatori | 2000-02-29 |
| 6025752 | Inverting amplifying circuit | Guoliang Shou, Shengmin Lin, Takashi Tomatsu, Jie Chen | 2000-02-15 |
| 5974038 | Receiver for code division multiple access communication system | Guoliang Shou, Xuping Zhou, Makoto Yamamoto, Sunao Takatori | 1999-10-26 |