The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7995691 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 09, 2011

Filed:

Apr. 18, 2008
Applicant:

Fang-ming Yang, Tainan, TW;

Inventor:

Fang-Ming Yang, Tainan, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A real-time channel estimation system, which receives a wireless transmission signal through a wireless channel and estimates channel parameters of the wireless channel in real-time. The system includes a channel estimator to receive the wireless transmission signal and output the channel parameters; first and second filters to filter the channel parameters for producing a first and a second sets of filtered channel parameters; first and second calculators to compute according to the first and the second sets of filtered channel parameters and the wireless transmission signal for producing a first and a second probabilities; a comparator to compare the first and the second probabilities for producing an indicative signal; and a multiplexer to receive the indicative signal for accordingly selecting the first or second set of filtered channel parameters as an output.


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