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. 30, 2017

Filed:

Jul. 28, 2014
Applicant:

Ntt Docomo, Inc., Tokyo, JP;

Inventors:

Takao Someya, Tokyo, JP;

Atsushi Fukuda, Tokyo, JP;

Hiroyuki Hosono, Tokyo, JP;

Shogo Yabuki, Tokyo, JP;

Assignee:

NTT DOCOMO, INC., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/24 (2009.01); H04J 11/00 (2006.01); H04W 16/08 (2009.01); H04W 52/18 (2009.01); H04W 52/14 (2009.01);
U.S. Cl.
CPC ...
H04W 52/243 (2013.01); H04J 11/00 (2013.01); H04W 16/08 (2013.01); H04W 52/18 (2013.01); H04W 52/244 (2013.01); H04W 52/245 (2013.01); H04W 52/143 (2013.01);
Abstract

A radio base station apparatus including a function for determining a transmission power, including: a neighbor cell detection unit configured to detect a neighbor cell that interferes with a target cell that the radio base station apparatus can form; a received power measurement unit configured to measure, for each neighbor cell detected by the neighbor cell detection unit, a received power from the neighbor cell; and a transmission power determination unit configured to calculate, for each band part that overlaps with a transmission band of the radio base station apparatus in transmission bands of each neighbor cell, a sum of received powers for neighbor cells having transmission bands each including the band part, and to determine an interference amount in the target cell based on the sum of received powers so as to determine the transmission power by using the interference amount.


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