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:
Jul. 29, 2014
Filed:
Mar. 02, 2010
Applicant:
Masahito Sakai, Tokyo, JP;
Inventor:
Masahito Sakai, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rank estimation device in which a load on a rank estimation process can be reduced is provided. The rank estimation device of the exemplary embodiment is characterized by comprising a SNR estimation section which calculates a communication quality value, a channel variation estimation section which calculates a variation value that varies at a receiver, and a simplified rank estimation section which estimates a transmission rank based on the communication quality value calculated by the SNR estimation section and the variation value calculated by the channel variation estimation section.