Differential amplifier circuit and radar device
US10389317B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2017 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Mar 31, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2203/45352
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A differential amplifier circuit comprises: first and second input terminals; first and second output terminals; a first transistor comprising a gate terminal connected to the first input terminal; a second transistor comprising a gate terminal connected to the second input terminal; a first resistor connected between the source terminal of the first transistor and the source terminal of the second transistor; a third transistor comprising a drain terminal connected to the source terminal of the first transistor, a gate terminal connected to the drain terminal of the first transistor, and a source terminal connected to the first output terminal; a fourth transistor comprising a drain terminal connected to the source terminal of the second transistor, a gate terminal connected to the drain terminal of the second transistor, and a source terminal connected to the second output terminal; first to fourth current sources; and second and third resistors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.