WIRELESS COMMUNICATION SYSTEM AND CONNECTION METHOD BETWEEN USER EQUIPMENT AND A MOBILITY MANAGEMENT ENTITY
First Claim
1. A connection method comprising:
- requesting, at a base station when a user equipment is connected, identity information for the user equipment to a mobility management entity;
determining, at the mobility management entity, whether to allocate the identity information to the user equipment;
requesting, when determined not to allocate the identity information, another mobility entity for the identity information;
allocating, at the other mobility entity, the identity information to the user equipment; and
attempting, at the user equipment, connection to the other mobility management entity with the identity information.
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Accused Products
Abstract
The present invention relates to a wireless communication system and a connection method between user equipment and a mobility management entity and comprises: selecting a mobility management entity and requesting identification information for user equipment by a base station when the user equipment is connected; determining whether to assign identification information by the mobility management entity; and if the identification information is not assigned, selecting another mobility management entity by the mobility management entity, assigning identification information to the user equipment by the other mobility management entity, and performing a connection with the other mobility management entity by the user equipment. According to the present invention, user equipment can be efficiently connected with a mobility management entity in a wireless communication system.
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Citations
12 Claims
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1. A connection method comprising:
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requesting, at a base station when a user equipment is connected, identity information for the user equipment to a mobility management entity; determining, at the mobility management entity, whether to allocate the identity information to the user equipment; requesting, when determined not to allocate the identity information, another mobility entity for the identity information; allocating, at the other mobility entity, the identity information to the user equipment; and attempting, at the user equipment, connection to the other mobility management entity with the identity information. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A wireless communication system comprising:
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a user equipment having identity information; a mobility management entity which allocates the identity information to the user equipment, establishes a connection with the user equipment using the identity information, and manages mobility of the user equipment; and a base station which selects, when the user equipment is connected, the mobility management entity to request for the identity information, wherein the mobility management entity determines, when the base station request for the identity information, whether to allocate the identity information to the user equipment and requests, when determined not to allocate the identity information, another mobility entity for the identity information. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification