Control data transfer system for phase shifters in antenna
US5038148A · kind A · utility
9Cited by
5References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 6, 1990 |
| Grant date | Aug 6, 1991 |
| Priority date | — |
| Expiry date | Jun 6, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q3/385
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna control data transfer system having antenna elements, phase shifters changing the phase of electromagnetic waves transmitted or received by the antenna elements, and phase shifter control circuits controlling the phase shifters, wherein each of the phase shifter control circuits includes an address holding circuit storing an address for identifying the phase shifter control circuit, a data input circuit for receiving data, and a data output control circuit for selectively outputting the received data or inhibiting the data output in accordance with a control signal from a signal processor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.