Digital to analog converter calculating a difference between multiple indicators of a multi-bit input signal
US7379006B2 · kind B2 · utility
0Cited by
4References
7Claims
0Family size
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Key dates
| Filing date | Oct 2, 2006 |
| Grant date | May 27, 2008 |
| Priority date | — |
| Expiry date | Oct 2, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M1/822
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The present invention relates to multi-bit to pulse width modulated signal conversion, with extensions to digital-to-analog conversion. In particular, it has application to conversion of pulse code modulated signals, such as used in CDs and DVDs, to audio output.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.