Using a clock signal generated by a microcomputer for providing a negative bias voltage to a galium arsenide field effect transistor in a high frequency amplifier of the device
US5327583A · kind A · utility
14Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1991 |
| Grant date | Jul 5, 1994 |
| Priority date | — |
| Expiry date | Aug 12, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/40
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
In a mobile radio communication device, a gain of a GaAs FET for high frequency power amplification is controlled by a negative voltage based on a clock signal generated by a microcomputer in the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.