Title:
VIDEO PROCESSING DEVICE AND VIDEO PROCESSING DEVICE
Document Type and Number:
Japanese Patent JP2011039303
Kind Code:
A
Abstract:
To provide a technology for reducing display disturbance caused by mixture with noise, by outputting only one effective display area even where a plurality of effective display areas are displayed.
An effective area detecting section 30 detects the first assert section of a data enable signal de_in of one line as a section that indicates a period effective to output a pixel. A mask control section 32 masks sections of the data enable signal de_in other than the first assert section as a section that indicates a period ineffective to output a pixel. Only one effective display area is output as a data enable signal de_out.
Inventors:
SUNAKAWA SHINICHI
Application Number:
JP2009186775A
Publication Date:
February 24, 2011
Filing Date:
August 11, 2009
Export Citation:
Assignee:
CANON KK
International Classes:
G09G5/18; G09G3/20; G09G5/12; H04N5/08; H04N5/21
Domestic Patent References:
| JPH09270937A | 1997-10-14 | |||
| JP2007041437A | 2007-02-15 | |||
| JP2001343964A | 2001-12-14 | |||
| JPH06224855A | 1994-08-12 | |||
| JPH10150538A | 1998-06-02 | |||
| JP2001134244A | 2001-05-18 | |||
| JPH11249613A | 1999-09-17 | |||
| JP2009109955A | 2009-05-21 | |||
| JP2008241828A | 2008-10-09 | |||
| JP2003167545A | 2003-06-13 |
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu