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:
Jan. 28, 2020

Filed:

Nov. 30, 2017
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Ji Soo Park, Daejeon, KR;

Kyung Yeol Sohn, Daejeon, KR;

Hoon Lee, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/04 (2009.01); H04W 74/08 (2009.01); H04W 92/20 (2009.01);
U.S. Cl.
CPC ...
H04W 74/0833 (2013.01); H04W 72/0446 (2013.01); H04W 92/20 (2013.01);
Abstract

Disclosed are a random access method and a random access apparatus in a wireless communication system. An operation method of a terminal in a communication system, according to the present invention, comprises receiving system information including configuration information on a physical random access channel (PRACH) composed of a plurality of access slots from a first base station; selecting one access slot among the plurality of access slots based on the configuration information; and transmitting a random access preamble to the first base station through the one access slot. Therefore, the capacity of the random access channel can be increased without further occupation of radio resources.


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