OTDOA in unlicensed band for enhancements of horizontal and vertical positioning
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United States of America Patent
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Jan 16, 2018
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N/A
app pub date -
Mar 31, 2015
filing date -
Jan 30, 2015
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Abstract
A user equipment measures a time difference of arrival of a plurality of signals received at the user equipment, wherein at least one of the plurality of signals is received at the user equipment on at least one unlicensed band. The user equipment then reports the time difference of arrival measurements for the plurality of signals to a location computation center along with a time stamp for each of the measurements. The location computation center then determines the location of the user equipment based on the reported time difference of arrival measurements.
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