H04B 17/405
Generated by local multipliers, dividers, modulators
Official title: {generated by local multipliers, dividers, modulators}
H04B17/405 (Generated by local multipliers, dividers, modulators) appears on 4 US grants and 0 published applications in this corpus.
Search patents in H04B- Granted patents
- 4
- Published applications
- 0
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 27 Jun 1989
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for monitoring a digital transmission line27 Jun 1989US 4,843,382 AKokusai Denshin Denwa Kabushiki Kaisha
- Optical repeater monitoring system1 Dec 1987US 4,710,976 AKokusai Denshin Denwa Kabushiki Kaisha
- Apparatus and method for monitoring a communications system10 Jun 1980US 4,207,431 ABroadband Technologies, Inc.
- Device for measuring a signal having a very high noise level13 Apr 1976US 3,950,699 ACompagnie Industrielle des Telecommunications Cit-Alcatel
No published applications in this class yet.
Most cited
By later US patents
- Apparatus and method for monitoring a communications system54US 4,207,431 ABroadband Technologies, Inc. · 1980
- Optical repeater monitoring system21US 4,710,976 AKokusai Denshin Denwa Kabushiki Kaisha · 1987
- Method for monitoring a digital transmission line15US 4,843,382 AKokusai Denshin Denwa Kabushiki Kaisha · 1989
- Device for measuring a signal having a very high noise level2US 3,950,699 ACompagnie Industrielle des Telecommunications Cit-Alcatel · 1976