Title:
IMAGE FORMING DEVICE
Document Type and Number:
Japanese Patent JP2022158259
Kind Code:
A
Abstract:
To provide a technique for shortening a startup time of an image forming device.SOLUTION: A sub CPU 32 executes decryption and alteration check for a 32-bit boot loader program A and a 64-bit boot loader program B. A main CPU 31 switches to a 32-bit operation mode and executes a 32-bit main program M, after executing the 64-bit boot loader program B in a 64-bit operation mode.SELECTED DRAWING: Figure 2
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Inventors:
FUJII MASAYOSHI
OGUCHI TOMOYA
OGUCHI TOMOYA
Application Number:
JP2021063025A
Publication Date:
October 17, 2022
Filing Date:
April 01, 2021
Export Citation:
Assignee:
BROTHER IND LTD
International Classes:
G06F21/60; B41J5/30; G03G21/00; G06F9/4401; G06F21/57; G06F21/64; H04N1/00
Attorney, Agent or Firm:
Patent Attorney Corporation Next