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:
Oct. 30, 2018

Filed:

Jun. 21, 2017
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Gosan Noh, Daejeon, KR;

Yeong Jin Kim, Daejeon, KR;

Il Gyu Kim, Chungcheongbuk-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/00 (2006.01); H04W 52/14 (2009.01); H04W 52/36 (2009.01); H04W 52/38 (2009.01); H04W 72/04 (2009.01); H04W 72/12 (2009.01); H04W 52/16 (2009.01);
U.S. Cl.
CPC ...
H04W 52/146 (2013.01); H04W 52/16 (2013.01); H04W 52/367 (2013.01); H04W 52/38 (2013.01); H04W 72/04 (2013.01); H04W 72/1252 (2013.01);
Abstract

In a wireless communication system in which a plurality of base stations each forming a directional beam in one direction are disposed along a predetermined path, each base station estimates a distance from installed in a mobile body moving along the path if the TE enters a cell area of the corresponding base station; and controls the transmission power using a distance from the estimated TE so that a difference between received signal strength of the corresponding base station and the received signal strength of neighboring base stations measured by the TE in a cell boundary area between the base stations does not exceed a predetermined threshold value.


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