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.:

US 9282470 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 08, 2016

Filed:

Nov. 29, 2010
Applicants:

Cheol Gwak, Anyang-si, KR;

Jin Sook Ryu, Anyang-si, KR;

Inventors:

Cheol Gwak, Anyang-si, KR;

Jin Sook Ryu, Anyang-si, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 24/00 (2009.01); H04L 1/20 (2006.01); H04L 1/24 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04W 24/00 (2013.01); H04L 1/20 (2013.01); H04L 1/245 (2013.01); H04L 1/0045 (2013.01);
Abstract

A method and apparatus of detecting a radio link failure in a wireless communication system is provided. A mobile station initializes a radio link failure (RLF) counter for detecting the radio link failure and determines whether decoding of a message on a downlink channel is successful. The mobile station decrements a value of the RLF counter if the decoding fails, and increments the value of the RLF counter if the decoding is successful, and declaring the radio link failure if the value of the RLF counter is less than or equal to a specific value. A decrement size of the value of the RLF counter varies according to a received signal strength of the downlink channel.


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