发明名称 |
PROJECTION APPARATUS, DISPLAY APPARATUS, INFORMATION PROCESSING APPARATUS, PROJECTION SYSTEM AND DISPLAY SYSTEM |
摘要 |
A communication terminal is allowed to make data communication by simple processing. A communication unit is allowed to make data communication with a communication terminal when the detected position of the communication terminal remains unchanged for a predetermined time period or longer, within a range in which an image is projected.
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申请公布号 |
US2011148754(A1) |
申请公布日期 |
2011.06.23 |
申请号 |
US20100958776 |
申请日期 |
2010.12.02 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
INAGAKI KENSUKE;TANABE AKIHIRO;MONDEN KAZUHIRO |
分类号 |
H04N5/74;G09G5/00 |
主分类号 |
H04N5/74 |
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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