Patent · US Expired

Communication system for managing data of resources of image forming unit

US5504590A · kind A · utility

19Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 1995
Grant dateApr 2, 1996
Priority date
Expiry dateJan 27, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2201/0074
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A communication system includes: an image forming unit connected to a communication line through a communication control unit; and a management unit for managing data of resources of the image forming unit, the management unit being connected to the communication line, the image forming unit including: at least one component part; a first storage part for storing a control program for the component part, so that the component part is controlled in accordance with the control program; and a first control part for transmitting a first code to the management unit via the communication line in response to an update request signal, the first code indicating a model of the image forming unit and indicating a type of the component part, the management unit including: a second storage part for storing a plurality of control programs for different types of the component part of the image forming unit; and a second control part for reading out a first control program from the second storage part in accordance with the first code received from the first control part, and for transmitting the first control program to the image forming unit via the communication line, so that the first control …

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