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:
Sep. 10, 2013

Filed:

Jul. 13, 2012
Applicants:

Masafumi Usuda, Tokyo, JP;

Anil Umesh, Yokohama, JP;

Inventors:

Masafumi Usuda, Tokyo, JP;

Anil Umesh, Yokohama, JP;

Assignee:

NTT DoCoMo, Inc., Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A transmission power control method for controlling a transmission power of an E-DPCCH, includes: determining, at a radio network controller, that a mobile station transmitting the E-DPCCH to only a first cell should transmit the E-DPCCH to the first cell and a second cell; determining, at the radio network controller, an E-DPCCH Transmission Power Offset which is an offset from a transmission power of a DPCCH based on the determination; notifying, at the radio network controller, the E-DPCCH Transmission Power Offset to the mobile station; determining, at the mobile station, the transmission power of the E-DPCCH to be transmitted to the first cell and the second cell, based on the notified E-DPCCH Transmission Power Offset; and transmitting, at the mobile station, the E-DPCCH to the first cell and the second cell using the determined transmission power.


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