发明名称 |
Touch-panel input device |
摘要 |
A touch-panel input device of the photoelectric system where a ray scans above a display face of a display unit. Respective coordinate values directed by bringing a finger tip onto the display face are detected by means of interrupted rays and displayed successively on the display face in the form of an index. The detected coordinate values are input into a processor unit when switching means is pushed by the finger tip.
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申请公布号 |
US4689446(A) |
申请公布日期 |
1987.08.25 |
申请号 |
US19850768942 |
申请日期 |
1985.08.23 |
申请人 |
ALPS ELECTRIC CO., LTD. |
发明人 |
HASEGAWA, KAZUO;SASAKI, HIROAKI;NAKASE, KOHJI |
分类号 |
G06F3/041;G06F3/033;G06F3/042;(IPC1-7):G08C21/00 |
主分类号 |
G06F3/041 |
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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