Superhigh-frequency duplex mode telecommunications device
US4398283A · kind A · utility
8Cited by
5References
5Claims
0Family size
Inventor
Key dates
| Filing date | Aug 21, 1980 |
| Grant date | Aug 9, 1983 |
| Priority date | — |
| Expiry date | Aug 21, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/56
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The invention concerns a duplex superhigh-frequency telecommunications device. The quench oscillator at each station delivers a specific frequency signal frequency-modulated by the information to be transmitted, the carrier quench signal being used as a subcarrier of the information. Application to microwave telephone telecommunications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.