发明名称 |
Multi-tone display device |
摘要 |
This specification discloses a novel multi-tone display matrix display device. The matrix display device according to an embodiment of the present invention comprises a matrix display panel having a matrix composed of plural X direction signal lines and plural Y direction signal lines lying at right angles thereto, intersecting points on the matrix being pixels of an image to be displayed, an X direction driving section for sequentially scanning the X direction signal lines to provide image signals, a Y direction driving section for driving the Y direction signal lines in synchronism with the scanning of the X direction signal lines to sequentially provide select signals to the Y direction signal lines, an A-D converter section for receiving an analog signal and converting it into a digital signal, a voltage generating section for generating signals at plural voltage levels, and a selector section for selecting an output signal from the voltage generating section in accordance with the output from A-D converter section and providing it to the X direction driving section as an image signal.
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申请公布号 |
US5298912(A) |
申请公布日期 |
1994.03.29 |
申请号 |
US19920844965 |
申请日期 |
1992.02.28 |
申请人 |
HITACHI, LTD |
发明人 |
MANO, HIROYUKI;NISHIOKA, KIYOKAZU;FUTAMI, TOSHIO;KINUGAWA, KIYOSHIGE |
分类号 |
G02F1/133;G09G3/20;G09G3/36;(IPC1-7):G09G3/36 |
主分类号 |
G02F1/133 |
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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