Channel estimator and related method for smoothing channel responses of a multi-carrier system
AssigneeRealtek Semiconductor Corp.
InventorsKuo-Ming Wu, Der-Zheng Liu
Life of this patent
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Abstract
A channel estimator and a related method for smoothing channel responses of a multi-carrier system. The channel estimator includes a channel response computing circuit for computing at least one of a target channel estimation and a reference channel estimation by utilizing a computing algorithm, wherein the target channel estimation and the reference channel estimation corresponds to a sub-carrier channel respectively.
Claims20
A channel estimator for evaluating a channel response of a sub-carrier in a multi-carrier communication system, the channel estimator comprising:
- a channel response computing circuit for processing one of a target channel estimating value and a reference channel estimating value according to an computing algorithm to generate a smoothed target channel response, wherein the target channel estimating value and the reference channel estimating value corresponding to a sub-carrier channels in the multi-carrier communication system, respectively.
A channel response smoothing method for smoothing a channel response of a sub-carrier in a multi-carrier communication system, the channel estimating method comprising:
- utilizing a computing algorithm to process one of a target channel estimating value and a reference channel estimating value in order to generate a computing result, wherein the target channel estimating value and the reference channel estimating value corresponds to a first sub-carrier channel and a second sub-carrier channel of the multi-carrier communication system, respectively;
- and
- processing the target channel estimating value according to the computing result to generate a smoothed target channel response.
A channel response computing circuit for smoothing a channel response of a sub-carrier in a multi-carrier communication system, the channel response computing circuit processing a target channel estimating value or a reference channel estimating value according to a computing algorithm to generate a smoothed target channel response, wherein the target channel estimating value and the reference channel estimating value correspond to two different sub-carrier channels respectively of the multi-carrier communication system.
Dependencies are inferred from the claim text.