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    • 59. 发明专利
    • Mobile communication system, and call connection method
    • 移动通信系统和呼叫连接方法
    • JP2009296098A
    • 2009-12-17
    • JP2008145390
    • 2008-06-03
    • Nec Corp日本電気株式会社
    • SHIGA SHINGO
    • H04W8/10H04M3/00H04M3/42H04W8/06H04W36/14H04W88/06
    • H04W92/24H04W76/02
    • PROBLEM TO BE SOLVED: To solve the problem, wherein urgent call reception and call transmission cannot be carried out when a terminal is present, inside an area where it is not subjected to position registration of a service domain due to the changeover of a communication method. SOLUTION: In this mobile communication system, when a terminal is present in an area where it is not subjected to position registration of a second communication method, when being changed over to a second communication method in process of communication using a first communication method, and notifies information related to a call required for reception of the call, one related to the terminal and related to the area where a position is registered to a first exchange center administering the area from the area, the first exchange center identifies the area where the terminal is subjected to position registration, based on the information related to the call, one related to the terminal and related to the area where the position is registered; transfers the information related to the call and that related to the terminal to the second exchange center administering the area; and connects the call in the second communication method to the terminal through a first base station, by using the information related to the call subjected to communication between the first and second exchange centers, and that related to the terminal. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题为了解决在终端存在的情况下不能执行紧急呼叫接收和呼叫发送的问题,在由于切换的情况下不进行服务域的位置登记的区域内 一种沟通方式。 解决方案:在该移动通信系统中,当终端存在于不进行第二通信方式的位置登记的区域中时,在通过第一通信进行通信的过程中切换为第二通信方法时 方法,并且将与终端相关的呼叫相关的信息通知给与该区域对应的该区域的第一交换中心相关的与该位置相对应的区域相关的信息,第一交换中心识别该区域 根据与呼叫相关的信息,终端进行位置登记的终端,与终端相关的,与该位置登记的区域有关的信息; 将与呼叫相关的信息和与终端相关的信息传送到管理该区域的第二交换中心; 并且通过使用与在第一和第二交换中心之间进行通信的呼叫相关的信息和与终端相关的信息,通过第一基站将第二通信方法中的呼叫连接到终端。 版权所有(C)2010,JPO&INPIT