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RU

(11)

2 405 285

(13)

C2

(51)

IPC

H04W92/10(2009-01-01)

H04L12/56(2006-01-01)

(21) (22)

Application

2007132872/09, 2005-12-08

(24)

Start date

2005-12-08

(22)

Actual filing date

2005-12-08

(45)

Published

2010-11-27

(72)

Inventor

Kangas Arto TaVirtanen Tapani

(73)

Holder

Nokia Korporejshn

OPTIMISATION OF DATA TRANSFER ALONG DOWNLINK IN PROCESS OF SERVICE TRANSFER WITH SWITCHING OF PACKETS Russian patent published in 2010 - IPC H04W92/10 H04L12/56 

Abstract RU 2405285 C2

FIELD: information technologies.

SUBSTANCE: serving GPRS support node (SGSN) is notified about replacement of cell and reduction of service interruption in process of cell replacement. Compared to existing procedure, the present invention eliminates necessity of cell update and logical connection clearance procedures.

EFFECT: improved efficiency of data transfer along downlink in process of service transfer for connections to switching of packets.

20 cl, 3 dwg

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RU 2 405 285 C2

Authors

Kangas Arto Ta

Virtanen Tapani

Dates

2010-11-27—Published

2005-12-08—Filed

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