NAVIGATION DEVICE AND CONTROL METHOD FOR REDUCING POWER CONSUMPTION THEREOF
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United States of America Patent
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Issued Date -
May 28, 2015
app pub date -
Nov 21, 2014
filing date -
Nov 26, 2013
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Abstract
A navigation device includes an antenna to receive a satellite signal, a control unit to control provision of the satellite signal, an amplifier circuit for amplification of the satellite signal, and a positioning unit to position the navigation device based upon the satellite signal. When the navigation device has been successfully positioned, the control unit disables the amplifier circuit, and provides the satellite signal to the positioning unit for position calculation.
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