Laser modulating and driving device and image reproducing apparatus using the same
US7496121B2 · kind B2 · utility
11Cited by
11References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2004 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | May 18, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/40037
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A laser modulating and driving device comprises a modulation signal generating unit configured to generate a laser modulation signal consisting of a pair of small swing differential signals based on pixel data, and a driving unit configured to drive a laser according to the laser modulation signal supplied from the modulation signal generating unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.