Phase locked loop having a single sideband modulator
US6940938B2 · kind B2 · utility
2Cited by
14References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2002 |
| Grant date | Sep 6, 2005 |
| Priority date | — |
| Expiry date | Apr 8, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03L7/08
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A technique includes detecting a phase difference between an input signal and a first signal. A second signal is generated that has a fundamental frequency indicative of the phase difference. The second signal is modulated to produce the first signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.