Patent · US Expired

Recording density correcting device based on glaze layer thickness of thermal head

US5324121A · kind A · utility

6Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1993
Grant dateJun 28, 1994
Priority date
Expiry dateJan 29, 2013

Classification

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

Abstract

A device for correcting the recording density of a recording apparatus having a thermal head implemented as an array of a plurality of elements. The device corrects energy to be applied to the head on the basis of the resistance of each element and thickness data associated with a glaze layer.

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