作者: Timo Kalliovaara
DOI:
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摘要: A mobile data processing device configured to assist in locating a user. The comprises an enclosure and attachment base for attaching the garment, lanyard or strap wearable by moves between first (“normal”) position second (“alert”) with respect response external force acting on enclosure. further detector system detecting removal of from normal position, alert signal generator send said detection. can be generated quickly grabbing pulling downwards.