Method and apparatus of improving quality of calls in mobile communication system

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United States of America Patent

PATENT NO RE49636
SERIAL NO

17696459

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Abstract

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A method and apparatus is provided that improves the quality of voice calls in a mobile communication network. The method of performing transmission/reception of signals in an evolved Node B (eNB) of a mobile communication system includes: receiving a first message including service request information from user equipment (UE); transmitting a second message including the service request information to an Mobility Management Entity (MME); receiving a third message including context information for the UE from the MME; and determining an inactivity timer value for the UE based on the context information. The method and apparatus can maintain, when a voice call is created, connection with calling UE from when the called UE answers the call until the call is set up, thereby preventing part of a caller's voice data from being lost.

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Patent Owner(s)

Patent OwnerAddress
ROHM CO LTDKYOTO JAPAN KYOTO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cho, Songyean Suwon-si, KR 130 1492
Jeong, Sangsoo Suwon-si, KR 248 1405
Lee, Heejeong Suwon-si, KR 10 54
Lee, Jinuk Suwon-si, KR 21 75

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