| 发明名称 |
A pointing device control for a computer keyboard. |
| 摘要 |
<p>A keybutton (14) control integrated into the keyboard (10) of a computer (20) is disclosed, which controls the pointer on the display. The keybutton controls direction of the movement of the pointer in response to the lateral movement of the keybutton and the speed of the movement in response to the force with which the keybutton is forced in the direction of movement and downward by the operator's thumb. <IMAGE></p> |
| 申请公布号 |
EP0433205(A2) |
申请公布日期 |
1991.06.19 |
| 申请号 |
EP19900480162 |
申请日期 |
1990.10.17 |
| 申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
ABELL, WILLIAM ALBERTUS, JR.;SHUMAN, DAVID WILLIAM;VOUGH, GARY DAVID;WILLIAMS, JAMES MONROE |
| 分类号 |
G06F3/033;G06F3/038;G06F3/041;G06F3/045;G06F3/048;G06K11/06 |
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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