Method and system for processing positioning signals based on predetermined message data segment
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Accused Products
Abstract
A method and system for determining a geolocation of an object includes collecting a positioning signal including a predetermined message data segment. A time of arrival of the predetermined message data segment may be determined in the positioning signal. Information based on the time of arrival may be provided for determination of a geolocation of an object. The time of arrival of the predetermined message data segment may be determined based on a time search for the predetermined message data segment in the positioning signal.
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Citations
46 Claims
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26. A method for determining a geolocation of an object, comprising:
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collecting a plurality of positioning signals each including a predetermined message data segment;
determining a time of arrival of the predetermined message data segment in each of the collected positioning signals;
determining a time difference between at least two of the collected positioning signals based on the respective times of arrival;
providing information based on the time difference for determination of a geolocation of the object. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34)
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35. A system for determining a geolocation of an object, comprising:
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logic encoded in media; and
the logic operable to receive a plurality of positioning signals each including a predetermined message data segment, to determine a time of arrival of the predetermined message data segment in each of the received positioning signals to determine a time difference between at least two of the received positioning signals based on the respective times of arrival, and to provide information based on the time difference for determination of a geolocation of the object. - View Dependent Claims (36, 37, 38, 39, 40)
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41. A system for determining a geolocation of an object, comprising:
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means for collecting a positioning signal including a predetermined message data segment;
means for determining a time of arrival of the predetermined message data segment in the positioning signal; and
means for providing information based on the time of arrival for determination of a geolocation of the object. - View Dependent Claims (42, 43, 44, 45, 46)
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Specification