Title:
移動通信方法及び交換局
Document Type and Number:
Japanese Patent JP5277154
Kind Code:
B2
Abstract:
The present invention includes the steps of: receiving, from a mobile terminal (UE) having moved from a management area of an exchange (SGSN #1) to a management area of an exchange (SGSN #2), a location update request signal including a temporary subscriber identifier, at the exchange (SGSN #2); sending, from the exchange (SGSN #2) having received the location update request signal to the exchange (SGSN #1), a communication path information request signal for requesting to get communication path information stored in the exchange (SGSN #1), by using a protocol corresponding to the communication path type indicated by the temporary subscriber identifier; and sending, from the exchange (SGSN #1) having received the communication path information request signal to the exchange (SGSN #2), a communication path information response signal including the communication path information, by using the same protocol as that of the communication path information request signal.
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Inventors:
Takashi Morita
Tanaka Weizuma
Kazuki Takita
Tanaka Weizuma
Kazuki Takita
Application Number:
JP2009293017A
Publication Date:
August 28, 2013
Filing Date:
December 24, 2009
Export Citation:
Assignee:
NTT DoCoMo, Inc.
International Classes:
H04W8/12; H04W48/00; H04W48/18; H04W60/04; H04W92/24
Domestic Patent References:
| JP2005506002A | ||||
| JP2005223909A |
Attorney, Agent or Firm:
Hiroyoshi Aoki
Amada Masayuki
Yoshimasa Okada
Tsutomu Mizoguchi
Amada Masayuki
Yoshimasa Okada
Tsutomu Mizoguchi