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.:
Date of Patent:
Dec. 30, 2014
Filed:
Jul. 08, 2011
Applicants:
Tsung-yu Tsai, Tainan County, TW;
Chun-che Chien, Taipei, TW;
Inventors:
Tsung-Yu Tsai, Tainan County, TW;
Chun-Che Chien, Taipei, TW;
Assignee:
Institute For Information Industry, Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/02 (2006.01); H04B 7/06 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0626 (2013.01);
Abstract
A communication apparatus, a communication system and a channel feedback method thereof for use in multi-input multi-output network are provided. The communication apparatus and the communication system communicate with each other via first antenna and second antenna respectively. The communication apparatus and the communication system transmit sounding signals via two high-related sounding channels and determine phase information of the signal transmitted in the channel between the communication apparatus and the communication system accordingly.