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:
May. 14, 2013

Filed:

Sep. 07, 2009
Applicants:

Jun Zhou, London, GB;

Linghang Fan, Surrey, GB;

Yuefeng Zhou, Oxshott, GB;

Tetsu Ikeda, Kawasaki, JP;

Inventors:

Jun Zhou, London, GB;

Linghang Fan, Surrey, GB;

Yuefeng Zhou, Oxshott, GB;

Tetsu Ikeda, Kawasaki, JP;

Assignees:

NEC Europe Ltd., Heidelberg, DE;

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04L 12/28 (2006.01); H04J 4/00 (2006.01); H04J 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

For enhancing user throughput and coverage within a multi-cell radio system a method for operating a multi-cell radio system, especially an OFDMA-based radio system including a plurality of base stations, wherein different frequency reuse factors are used within different reuse zones of one cell by a fractional frequency reuse (FFR) scheme, the method includes the following steps: allocating a size or resource to the different reuse zones, and allocating users into different reuse zones. Further, a multi-cell radio system is described, preferably for carrying out the above mentioned method.


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