SYSTEM AND METHOD FOR COMMON PHASE ERROR AND INTER-CARRIER INTERFERENCE ESTIMATION AND COMPENSATION
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Abstract
A system and method for transmitting an orthogonal frequency-division multiplexed signal with a group distributed phase tracking reference signal subcarrier structure, and for estimating, and compensating for, both common phase error, and inter-carrier interference.
4 Citations
39 Claims
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1-19. -19. (canceled)
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20. A method, comprising:
estimating one or more inter-carrier interference terms, including; canceling, from a received signal, an estimated common phase error to form a first compensated received signal; and estimating, based on the first compensated received signal, a first inter-carrier interference term. - View Dependent Claims (21, 22, 23, 24, 25, 26)
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27. A method, comprising:
estimating one or more inter-carrier interference terms, including; canceling, from a received signal, an estimated common phase error to form a first compensated received signal; and jointly estimating, based on the first compensated received signal, L inter-carrier interference terms, L being a set integer greater than 0. - View Dependent Claims (28, 29, 30, 31, 32)
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33. A system, comprising:
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a receiver, the receiver comprising a processing circuit configured to estimate one or more inter-carrier interference terms, including; canceling, from a received signal, an estimated common phase error to form a first compensated received signal; and estimating, based on the first compensated received signal, a first inter-carrier interference term. - View Dependent Claims (34, 35, 36, 37, 38, 39)
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Specification