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:
Nov. 25, 2014
Filed:
Dec. 15, 2009
Yoshiaki Ofuji, Yokosuka, JP;
Naoto Okubo, Yokosuka, JP;
Yoshiaki Ofuji, Yokosuka, JP;
Naoto Okubo, Yokosuka, JP;
NTT DoCoMo, Inc., Tokyo, JP;
Abstract
A radio base station (eNB) according to the present invention includes: an RI acquisition unit () configured to acquire, from a mobile station (UE), an 'RI' indicating number of streams determined by the mobile station (UE); an adjustment unit () configured to adjust the 'RI' acquired by the RI acquisition unit (), by using an offset value “RI offset” unique to the mobile station (UE); and a stream-number determination unit () configured to determine the number of streams to be simultaneously transmitted to the mobile station (UE), based on the “RI” adjusted by the adjustment unit ().