| 发明名称 |
Edge treatment method for ultrasonic wave absorption |
| 摘要 |
The present invention is directed to a touch screen sensor 10 that reduces or eliminates echoes or reflections of ultrasonic waves generated by one or more transducers 12. The touch screen sensor 10 is comprised of a wave absorption material 16 positioned around at least a portion of the perimeter 35 of the touch screen sensor 10.
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| 申请公布号 |
US6313829(B1) |
申请公布日期 |
2001.11.06 |
| 申请号 |
US19980184104 |
申请日期 |
1998.11.02 |
| 申请人 |
THE WHITAKER CORPORATION |
发明人 |
TOLT THOMAS L.;KNOWLES TERENCE J. |
| 分类号 |
G06F3/033;G06F3/043;(IPC1-7):G09G5/00;G06K11/06;G06K11/14;G06K11/18;G08C21/00 |
主分类号 |
G06F3/033 |
| 代理机构 |
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