发明名称 |
METHOD AND DEVICE FOR SENSING ROTATION OF WHEEL IN PORTABLE TERMINAL |
摘要 |
A method of sensing the rotation of a wheel in a portable terminal is provided. The method includes producing at least one interrupt through any one of a plurality of sensors provided in the wheel according to the rotation of the wheel, confirming an interrupt value of the produced interrupt, and a status value of a sensor which did not produce the interrupt among the plurality of sensors, and determining that the wheel is rotated in a direction corresponding to the interrupt value and the status value.
|
申请公布号 |
US2008122809(A1) |
申请公布日期 |
2008.05.29 |
申请号 |
US20070770175 |
申请日期 |
2007.06.28 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
KIM HAK HYEON |
分类号 |
G06F3/033;G06F3/0362;G06F3/038 |
主分类号 |
G06F3/033 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|