Data logger having detachable battery for supplying power for outer sensors and rebroadcasting system using thereof
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United States of America Patent
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Apr 24, 2012
Grant Date -
Jun 18, 2009
app pub date -
Feb 28, 2007
filing date -
Mar 9, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A data logging apparatus is provided with a separate power supply for driving external sensors, a main module including an acceleration sensor, a memory unit, a control unit embedded with a clock unit for operating a measurement value of the acceleration sensor and storing the operated measurement value into the memory unit in a time series, and a first battery for supplying power to the acceleration sensor, the memory unit, and the control unit; a second battery detachably installed at one side main unit; and a sensor mounting module installed with a plurality of sensor resting units so that sensors can be attached and detached, for receiving the second battery inside so that power of the second battery can be supplied to the sensors installed in the sensor resting units, and transferring measurement signals of the sensors to the control unit.
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