METHOD AND DEVICE FOR FORMING IMAGE

Title:

METHOD AND DEVICE FOR FORMING IMAGE

Document Type and Number:

Japanese Patent JPH07254994

Kind Code:

A

Abstract:

PURPOSE: To provide a method and a device for forming an image satisfactory in color reproducibility when printing the image out of a scanner or an external device.

CONSTITUTION: Inputted image signals RGB are converted into signals CMY by a LOG converting circuit 106, and a signal K is extracted by a black extracting circuit 110. In this case, a CPU 112 changes a multiplication coefficient α of a multiplying circuit 111 corresponding to an image signal from a CCD 101 and an image signal from a external I/F circuit 109.

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Inventors:

OHASHI KAZUHITO
ARIMOTO SHINOBU
SUZUKI TAKASHI
UCHIDA YUKI

Application Number:

JP6405194A

Publication Date:

October 03, 1995

Filing Date:

March 31, 1994

Export Citation:

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Assignee:

CANON KK

International Classes:

G03G15/01; G06T5/00; H04N1/46; H04N1/60; B41J2/525; (IPC1-7): H04N1/60; B41J2/525; G03G15/01; G06T5/00; H04N1/46

Attorney, Agent or Firm:

Yasunori Otsuka (1 person outside)

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