Title:
CONTROL UNIT, OPTICAL SCANNER, AND IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2021099397
Kind Code:
A
Abstract:
To provide a device that can obtain the amount of light within a range exceeding a certain integral amount of light without changing hardware.SOLUTION: A control unit comprises: conversion means that converts a first signal for continuously turing on a light source into a pulse-like second signal for alternately repeating turning-on and turning-off; and control means that, based on the second signal obtained through the conversion, generates a pulse-like third signal for controlling the amount of light of the light source and a fourth signal added to the third signal for a predetermined time at the start-up of the third signal.SELECTED DRAWING: Figure 4
Inventors:
HONDA YUKI
Application Number:
JP2019230369A
Publication Date:
July 01, 2021
Filing Date:
December 20, 2019
Export Citation:
Assignee:
RICOH CO LTD
International Classes:
G02B26/12; B41J2/47; H01S5/062; H01S5/0683
Attorney, Agent or Firm:
Shinya Mayama