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.

Date of Patent:
Feb. 03, 2009

Filed:

Apr. 14, 2005
Applicants:

Sung-hyun Cho, Seoul, KR;

Robert W. Heath, Austin, TX (US);

Inventors:

Sung-Hyun Cho, Seoul, KR;

Robert W. Heath, Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/02 (2006.01); H04B 7/02 (2006.01); H04M 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cellular mobile communication system using multiple antennas reselects a plurality of transmission antennas of base stations connected to a mobile station. The system includes measuring a channel quality parameter used for estimation of channel performance, determining whether to reselect the transmission antennas using the measured channel quality parameter, reselecting transmission antennas of the base stations connected to the mobile station, and connecting the reselected transmission antennas to the base station.


Find Patent Forward Citations

Loading…