Apparatus and method for estimating channel in mobile communication system

#This application claims the benefit under 35 U.S.C. §119(a) of a Korean patent application filed in the Korean Industrial Property Office on Dec. 23, 2009, and assigned Serial No. 10-2009-0130232, the entire disclosure of which is hereby incorporated by reference.

#1. Field of the Invention

#The present invention relates to a mobile communication system. More particularly, the present invention relates to an apparatus and a method for estimating a channel in a wireless communication system.

#The above and other aspects, features and advantages of certain exemplary embodiments of the present invention will be more apparent from the following description taken in conjunction with the accompanying drawings, in which:

#FIG. 1 is a diagram illustrating a configuration of a receiver for estimating a channel of a mobile communication system according to the related art;

#FIG. 2 is a diagram illustrating a procedure of estimating a channel in a receiver according to an exemplary embodiment of the present invention;

#Throughout the drawings, it should be noted that like reference numbers are used to depict the same or similar elements, features, and structures.

#The following description with reference to the accompanying drawings is provided to assist in a comprehensive understanding of exemplary embodiments of the invention as defined by the claims and their equivalents. It includes various specific details to assist in that understanding but these are to be regarded as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

#The terms and words used in the following description and claims are not limited to the bibliographical meanings, but, are merely used by the inventor to enable a clear and consistent understanding of the invention. Accordingly, it should be apparent to those skilled in the art that the following description of exemplary embodiments of the present invention is provided for illustration purpose only and not for the purpose of limiting the invention as defined by the appended claims and their equivalents.