Patent · US Expired

Program storable image forming apparatus, control method, and control program

US7460253B2 · kind B2 · utility

23Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 24, 2003
Grant dateDec 2, 2008
Priority date
Expiry dateDec 10, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2201/0094
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image forming apparatus has a first execution environment that can interpret and execute a first-format instruction for controlling the image forming apparatus, and a second execution environment that can interpret and execute a second-format instruction defined by a format that does not depend on a type of the image forming apparatus, realized in the first execution environment. The image forming apparatus includes control means for controlling processing of starting execution of the first-format instruction from the second execution environment, using a second-format predetermined instruction, recognition means for recognizing, when interpreting the second-format instruction by executing application software in the second execution environment, whether or not an instruction string to be executed is the second-format predetermined instruction, and control means for controlling the image forming apparatus by starting and executing the first-format instruction via the second-format predetermined instruction when the recognition means has recognized that the instruction to be executed is the second-format predetermined instruction, and for controlling the image forming apparatus s…

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