Absorptive microwave single pole single throw switch
US6987419B2 · kind B2 · utility
13Cited by
4References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 2003 |
| Grant date | Jan 17, 2006 |
| Priority date | — |
| Expiry date | Sep 7, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2203/45638
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A switch circuit including a first differential amplifier pair providing a portion of an isolation channel, a second differential amplifier pair providing a portion of a transmit channel, and a third differential amplifier pair providing a control bias for selecting either the transmit channel or the isolation channel. The switch circuit provides 35 dB isolation between input and output over a 15 GHz-26 GHz range, yet is only 500 μm by 250 μm in size.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.