发明名称 |
Three-dimensional image special effect apparatus |
摘要 |
A three-dimensional image special effect apparatus in which a track ball controls movement of a special image on a display screen. First and second rotation detection means detect the rotation of the track ball in first and second orthogonal directions. The apparatus further includes a device for comparing the outputs of the first and second rotation detectors and allowing only the one of the two outputs having higher value to be output.
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申请公布号 |
US5739813(A) |
申请公布日期 |
1998.04.14 |
申请号 |
US19950455832 |
申请日期 |
1995.05.31 |
申请人 |
SONY CORPORATION |
发明人 |
IMAI, ATSUSHI;ISOBE, YUTAKA |
分类号 |
G06F3/033;G06F3/0354;G06F3/038;G06F3/048;G06F3/0481;G06F3/0484;H04N5/262;(IPC1-7):G09G5/08 |
主分类号 |
G06F3/033 |
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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