H04Q 2213/033
Indexing scheme relating to selecting arrangements in general and for multiplex systems
Official title: Other modulation methods
H04Q2213/033 (Indexing scheme relating to selecting arrangements in general and for multiplex systems) appears on 4 US grants and 0 published applications in this corpus.
Search patents in H04Q- Granted patents
- 4
- Published applications
- 0
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 6 Oct 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Digital communication device6 Oct 1998US 5,818,870 ACanon Kabushiki Kaisha
- Technique for achieving the full coding gain of encoded digital signals10 Nov 1992US 5,162,812 AAT&T Bell Laboratories
- Technique for achieving the full coding gain of encoded digital signals10 Mar 1992US 5,095,497 AAT&T Bell Laboratories
- Signal detection circuit not affected by minute voltage fluctuations contained in input signal and operation method therefor17 Sep 1991US 5,050,190 AMitsubishi Denki Kabushiki Kaisha
No published applications in this class yet.
Most cited
By later US patents
- Technique for achieving the full coding gain of encoded digital signals97US 5,095,497 AAT&T Bell Laboratories · 1992
- Technique for achieving the full coding gain of encoded digital signals62US 5,162,812 AAT&T Bell Laboratories · 1992
- Signal detection circuit not affected by minute voltage fluctuations contained in input signal and operation method therefor16US 5,050,190 AMitsubishi Denki Kabushiki Kaisha · 1991
- Digital communication device15US 5,818,870 ACanon Kabushiki Kaisha · 1998