Jumpless phase modulation in a polar modulation environment
US8502615B2 · kind B2 · utility
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1References
24Claims
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Key dates
| Filing date | Dec 19, 2010 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | Oct 3, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03C5/00
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A circuit includes a phase shifter configured to selectively shift a phase of a baseband phase signal in accordance with a zero crossing signal to output a selectively phase-shifted signal, a phase modulator configured to provide a phase modulated carrier signal in accordance with the selectively phase-shifted signal, and an inverter configured to selectively invert the phase modulated carrier signal in accordance with the zero crossing signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.