Frequency converter and radio frequency tuner
US6901248B1 · kind B1 · utility
10Cited by
14References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 11, 2000 |
| Grant date | May 31, 2005 |
| Priority date | — |
| Expiry date | May 3, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03D7/18
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A single conversion frequency converter comprises an image reject mixer and a local oscillator. The local oscillator comprises a variable frequency oscillator and a variable divider. The variable divider supplies to the mixer a local oscillator signal whose frequency is a sub-multiple of the frequency of the variable frequency oscillator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.