发明名称 PORTABLE ELECTRONIC DEVICE AND METHOD OF MEASURING DROP IMPACT AT THE PORTABLE ELECTRONIC DEVICE
摘要 A method of measuring drop impact at an electronic device includes detecting a fall based on signals from drop detection sensor of the electronic device, receiving an output from a piezoelectric sensor in response to detecting the fall, and storing drop data based on the output from the piezoelectric sensor in a memory at the electronic device.
申请公布号 US2010319434(A1) 申请公布日期 2010.12.23
申请号 US20090488829 申请日期 2009.06.22
申请人 RESEARCH IN MOTION LIMITED 发明人 WEBER ARNETT;PALECZNY TODD ROBERT;LAHAIE DENIS
分类号 G01N3/30;G06F15/00 主分类号 G01N3/30
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