Signal processing method and signal processing apparatus
US7423940B2 · kind B2 · utility
1Cited by
17References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2006 |
| Grant date | Sep 9, 2008 |
| Priority date | — |
| Expiry date | Aug 23, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B7/0941
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A signal processing apparatus is provided with a converter for converting at least one analog light detection signal into a digital light detection signal, and a signal generator for generating at least one servo error signal by subjecting the digital light detection signal to a predetermined operation process. The signal generator has a function of modifying contents of the operation process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.