Systems for performing laser beam linearity correction and algorithms and methods for generating linearity correction tables from data stored in an optical scanner
US7639407B2 · kind B2 · utility
7Cited by
68References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2004 |
| Grant date | Dec 29, 2009 |
| Priority date | — |
| Expiry date | Mar 21, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/04793
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Laser beam scan line nonlinearity is compensated for by providing algorithms for generating linearity profiles which are used by a corresponding registration system in an electrophotographic device to determine the placement of Pels across a scan line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.