G06G 7/195
Using electro- acoustic elements
Official title: using electro- acoustic elements
G06G7/195 (Using electro- acoustic elements) appears on 118 US grants and 0 published applications in this corpus.
Search patents in G06G- Granted patents
- 118
- Published applications
- 0
- Assignees
- 38
- Inventors
- 140
- Latest grant
- 30 Sep 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 2 | 0 |
| 1980 | 8 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Surface acoustic wave-matched filter and differential detector for demodulating spread spectrum signals30 Sep 2003US 6,629,121 B1
- Surface acoustic wave functional device27 Feb 2001US 6,194,808 B1Asahi Kasei Kogyo Kabushiki Kaisha
- Mechanical signal processor comprising means for loss compensation5 Dec 2000US 6,157,114 AInternational Business Machines Corporation
- CDMA communication RF signal processing apparatus using SAW4 Apr 2000US 6,047,306 AHitachi, Ltd.
- Compact surface acoustic wave apparatus, spread spectrum signal receiver using the same apparatus for reception of spread spectrum signal, and spread spectrum signal communication system using the same spread spectrum signal receiver5 Oct 1999US 5,962,950 ACanon Kabushiki Kaisha
No published applications in this class yet.
Most cited
By later US patents
- Receiver for a spread spectrum communication system having a time-multiplexed convolver55US 4,675,839 AAllied Corporation · 1987
- Surface wave phase correlator and monopulse radar system employing the same54US 4,217,563 AWestinghouse Electric Corp. · 1980
- Surface acoustic wave device improved in convolution efficiency, receiver using it, communication system using it, and method for producing surface acoustic wave device improved in convoluting efficiency34US 5,708,402 ACanon Kabushiki Kaisha · 1998
- Surface acoustic wave device27US 5,221,870 ASumitomo Electric Industries, Ltd. · 1993
- Acoustic imaging system25US 4,403,311 AThomson-CSF · 1983