Patent · US Expired

Image forming apparatus with a solid-state scanning optical print head

US5687002A · kind A · utility

22Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 21, 1995
Grant dateNov 11, 1997
Priority date
Expiry dateJul 21, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/4015
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image forming apparatus with a solid-state scanning optical print head reproduces tones by an intensity modulation method, corrects light dispersion of each element by a pulse modulation method, and corrects fluctuations in sensitivity characteristics of a photosensitive member by switching the drive current value of maximum light exposure.

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