Hybrid mode RF phase shifter and variable power divider using the same
US5075648A · kind A · utility
22Cited by
23References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 1989 |
| Grant date | Dec 24, 1991 |
| Priority date | — |
| Expiry date | Mar 30, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01P5/04
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A miniaturized waveguide mode ferrite RF phase shifter is efficiently transitioned to a matched impedance microstrip transmission line mode at either end to result in an ultra small, efficient and lightweight essentially "planar" phase shifter device having wide application in the microwave industry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.