发明名称 |
Pointer control method, pointing apparatus, and host apparatus therefor |
摘要 |
A host apparatus includes an ultrasound receiving unit receiving an ultrasound signal from a pointing apparatus and outputting an electric signal. A controlling unit calculates a position of a pointer on a display screen corresponding to a position of the pointing apparatus based on the electric signal from the ultrasound receiving unit, and outputs a control signal to the display screen to position the pointer at the calculated position of the display screen.
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申请公布号 |
US2003063065(A1) |
申请公布日期 |
2003.04.03 |
申请号 |
US20020238879 |
申请日期 |
2002.09.11 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
LEE SUNG-JIN;HONG SOON-KYO;LEE CHUL-WOO;LEE WOO-JONG;CHO WOO-JONG |
分类号 |
G06F3/02;G01S5/22;G01S5/30;G01S11/16;G06F3/00;G06F3/033;G06F3/043;(IPC1-7):G09G5/00 |
主分类号 |
G06F3/02 |
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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