VCO digital range selection
US7782151B2 · kind B2 · utility
2Cited by
16References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 25, 2006 |
| Grant date | Aug 24, 2010 |
| Priority date | — |
| Expiry date | May 25, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03L7/103
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An extended range voltage controller oscillator (VCO) circuit for use in a phase-locked loop (PLL) circuit is provided. The VCO circuit includes two additional pairs of varactors which are used to extend the range of the VCO circuit around its center frequency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.