Title:
【発明の名称】画像データ処理装置及びそれを用いたシステム
Document Type and Number:
Japanese Patent JP2887122
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve a processing speed if the multi-color or multi level image data that a pixel is expressed by a plurality of bits by separating the data of one word held by a register into a plurality of fields and performing the operation between answering fields in a plurality of registers. SOLUTION: A graphic processor is constituted of an operation device 30 controlling write-in, rewrite and read-out of the display data in a displaying memory 13 and a controller 20 controlling the operation device 30 in a fixed order. The displaying data read out from the displaying memory 13 by the graphic processor are splayed on a display device 50 by a display conversion device 40. Then, the graphic processor is provided with a plurality of registers holding the data of one word consisting of plural data inputted from the outside, and separates the data of one word held by the registers into a plurality of fields consisting of at least a bit to perform the operation between the answering fields in a plurality of registers.
Inventors:
KATSURA AKIHIRO
MAEJIMA HIDEO
KAJIWARA HISASHI
MAEJIMA HIDEO
KAJIWARA HISASHI
Application Number:
JP7715497A
Publication Date:
April 26, 1999
Filing Date:
March 28, 1997
Export Citation:
Assignee:
HITACHI SEISAKUSHO KK
HITACHI ENJINIARINGU KK
HITACHI ENJINIARINGU KK
International Classes:
G09G5/39; G06F12/00; G06T1/00; G06T1/20; G09G5/36; (IPC1-7): G09G5/36; G06F12/00; G06T1/00
Domestic Patent References:
| JP54147738A | ||||
| JP576890A | ||||
| JP53114618A | ||||
| JP58199387A | ||||
| JP54148439A | ||||
| JP54116846A |
Attorney, Agent or Firm:
Ogawa Katsuo