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:
Nov. 27, 2018

Filed:

Jul. 03, 2014
Applicant:

Nec Corporation, Tokyo, JP;

Inventors:

Kenichiro Fujiyama, Tokyo, JP;

Koji Kida, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/00 (2006.01); H04L 1/18 (2006.01); H04L 1/22 (2006.01); H04W 4/80 (2018.01); H04W 4/00 (2018.01); H04W 84/18 (2009.01); H04L 1/20 (2006.01);
U.S. Cl.
CPC ...
H04L 1/0041 (2013.01); H04L 1/0026 (2013.01); H04L 1/1819 (2013.01); H04L 1/20 (2013.01); H04L 1/22 (2013.01); H04W 4/00 (2013.01); H04W 4/80 (2018.02); H04L 1/0003 (2013.01); H04W 84/18 (2013.01);
Abstract

A communication unit () performs directly wireless communicates with a portable terminal (). A collection information acquisition unit () acquires collection information. A division transmission unit () generates multiple pieces of partial collection information by dividing the collection information, and transmits pieces of partial collection information being different from each other to multiple portable terminals (). A redundancy transmission unit () transmits the same collection information to the multiple portable terminals (). An index value acquisition unit () acquires any one or two of a reliability index value and a capacity index value of the portable terminal (). Based on any one or two of the reliability index value and the capacity index value of each portable terminal (), a transmission control unit () selects the division transmission unit () or the redundancy transmission unit () to perform the transmission.


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