发明名称 |
Grauskalasteuerschaltung mit Luminanzkompensation |
摘要 |
A display device having a drive circuit and plural drive elements, each drive element taking charge of the driving of plural pixels, which timeshares one screen display duration of a display panel into plural display durations corresponding to display tones, and weights the number of sustaining pulses for each divided display duration to display a multitone image, wherein the drive circuit is provided with: a halftone display means that converts on n-bit (n being an integer not less than 2) input image signal into an m-bit (m��n) image signal and obtains an intermediate level from a neighboring drive level; and a display area detect means that detects the display area for every certain duration based on the m-bit image signal of said halftone display means and maintains a constant luminance characteristic for said display panel on the basis of the detected output. |
申请公布号 |
DE69638014(D1) |
申请公布日期 |
2009.10.15 |
申请号 |
DE1996638014 |
申请日期 |
1996.07.10 |
申请人 |
CANON K.K. |
发明人 |
ONODERA, JUNICHI;NAKAJIMA, MASAMICHI;KOSAKAI, ASAO;KOBAYASHI, MASAYUKI;DENDA, HAYATO;MATSUNAGA, SEIJI;AIDA, TORU |
分类号 |
G09G3/28;G09G5/10;G09G3/20;G09G3/288 |
主分类号 |
G09G3/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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