发明名称 |
IMAGE DISPLAY DEVICE AND IMAGE DISPLAY SYSTEM |
摘要 |
An image display device and an image display system which can establish visible light communication without interfering with an image displayed at a predetermined frame rate are provided. A controller 12 controls a spatial light modulator in accordance with an image signal to display the image, and also modulates an intensity of a visible light output from a backlight 13 with a frequency higher than the frame rate of the image signal to have the visible light output from the backlight 13 carry additional information. A light receiver 15 receives the visible light and demodulates to extract the additional information. An additional information generator 16 outputs the additional information.
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申请公布号 |
US2011018911(A1) |
申请公布日期 |
2011.01.27 |
申请号 |
US20100898068 |
申请日期 |
2010.10.05 |
申请人 |
KITAOKA YASUO;YAMAMOTO KAZUHISA;KITAURA HIROMU;KASAZUMI KEN ICHI |
发明人 |
KITAOKA YASUO;YAMAMOTO KAZUHISA;KITAURA HIROMU;KASAZUMI KEN ICHI |
分类号 |
G09G5/10 |
主分类号 |
G09G5/10 |
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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