发明名称 |
APPARATUS AND METHOD FOR DETERMINING LOCATION AND TRACKING COORDINATES OF A TRACKING DEVICE |
摘要 |
An apparatus to monitor location coordinates of an electronic tracking device. The apparatus includes a transceiver, a signal processor, an accelerometer, and an antenna. The antenna communicates signal strength, to the signal processor associated with the electronic tracking device. In response to signal strength, a battery power monitor controls battery usage by electronic circuitry associated with the electronic tracking device. An accelerometer provides a supplemental location tracking system to improve tracking accuracy of a primary location tracking system of the electronic tracking device.
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申请公布号 |
US2009174603(A1) |
申请公布日期 |
2009.07.09 |
申请号 |
US20080969905 |
申请日期 |
2008.01.06 |
申请人 |
SCALISI JOSEPH F;BUTLER DAVID;ANDERSON ROGER B;MEJIA DESIREE;BEYDLER MICHAEL L |
发明人 |
SCALISI JOSEPH F.;BUTLER DAVID;ANDERSON ROGER B.;MEJIA DESIREE;BEYDLER MICHAEL L. |
分类号 |
G01S3/00;G01P15/18;G01S5/14 |
主分类号 |
G01S3/00 |
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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