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Patent Searching and Data


Title:
ELECTRIC DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2003036045
Kind Code:
A
Abstract:

To provide an electric display device capable of gradation control of a decorative display section without having any special circuit.

The electric display device comprises an information display section 1 for displaying image information by turning on or off a plurality of light-emitting devices arranged in the form of a matrix, a decorative display section 2 consisting of a plurality of light-emitting devices disposed around the information display section 1, a first driving means B1 to B6 for driving the information display section dynamically, a second driving means 4 for driving the decorative display section as one line of the information display section, a display data storing means having a first dot-data area for one screen of the information display section and a second dot-data area corresponding to one scanning of the first driving means, and a control means for accessing the dot-data areas of the display data storing means according to the dynamic drive to transfer dot-data in the first dot-data area to the information display section and transfer dot-data in the second dot-data area to the decorative display section.


Inventors:
YOSHIDA KIYOHARU
Application Number:
JP2001224855A
Publication Date:
February 07, 2003
Filing Date:
July 25, 2001
Export Citation:
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Assignee:
SANYO ELECTRIC CO
TOKYO SANYO ELECTRIC CO
International Classes:
G09G3/00; G09F9/33; G09G3/20; G09G3/32; H01L33/00; (IPC1-7): G09G3/00; G09F9/33; G09G3/20; G09G3/32; H01L33/00
Attorney, Agent or Firm:
Masano Shibano