Patent · US Expired

Method and apparatus for controlling an acousto-optic modulator

US6693660B2 · kind B2 · utility

8Cited by
3References
33Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 12, 2001
Grant dateFeb 17, 2004
Priority date
Expiry dateApr 12, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06K15/1295
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method is provided of modifying pulsed image data signals for controlling an acousto-optic modulator in an image setter system. The method comprises modifying the pulse widths of the image data signals in accordance with predetermined parameters so as to improve the correspondence between the data representing the image and the data recorded on the record medium. Following modification the data signals are supplied to the acousto-optic modulator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.