Communication controller, base station controller and communication system
First Claim
1. A communication controller performing a connection control of roaming in which a subscriber terminal moves from a home area to a roaming area, said communication controller comprising:
- an identification number management unit which manages a home area identification number assigned to the subscriber terminal in the home area and a roaming area identification number assigned thereto in the roaming area; and
a call connection processing unit which translates the home area identification number and the roaming area identification number into each other for call connection processing.
1 Assignment
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Accused Products
Abstract
There are provided a communication controller, a base station controller and a communication system that employs a connection control of roaming applied to WLL and efficiently makes a connection and continuously provides communication service even when a subscriber changes the area. An identification number management unit manages a home area identification number assigned to the subscriber terminal in the home area and a roaming area identification number assigned thereto in the roaming area. A call connection processing unit translates the home area identification number and the roaming area identification number into each other for call connection processing.
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Citations
9 Claims
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1. A communication controller performing a connection control of roaming in which a subscriber terminal moves from a home area to a roaming area, said communication controller comprising:
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an identification number management unit which manages a home area identification number assigned to the subscriber terminal in the home area and a roaming area identification number assigned thereto in the roaming area; and
a call connection processing unit which translates the home area identification number and the roaming area identification number into each other for call connection processing. - View Dependent Claims (2, 3, 4, 5)
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6. A base station controller performing a connection control of roaming in which a subscriber terminal moves from a home area to a roaming area, said base station controller comprising:
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a communication controller including an identification number management unit which manages a home area identification number assigned to the subscriber terminal in the home area and a roaming area identification number assigned thereto in the roaming area, and a call connection processing unit which translates the home area identification number and the roaming area identification number into each other for call connection processing; and
a supervisory control unit which performs supervisory control while being connected to an operation and maintenance center.
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7. A communication system performing a connection control of roaming in which a subscriber terminal moves from a home area to a roaming area in a WLL, said communication system comprising:
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a radio base station that radio-communicates with the subscriber terminal;
a local exchange; and
a base station controller including an identification number management unit which manages a home area identification number assigned to the subscriber terminal in the home area and a roaming area identification number assigned thereto in the roaming area, a call connection processing unit which translates the home area identification number and the roaming area identification number into each other for call connection processing, and a supervisory control unit which performs supervisory control while being connected to an operation and maintenance center. - View Dependent Claims (8)
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9. A communication controller performing a connection control of a subscriber terminal located close to an area boundary and located in a home area or a roaming area on the basis of a radio condition, said communication controller comprising:
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an identification number management unit which manages a home area identification number assigned to the subscriber terminal in the home area and a roaming area identification number assigned thereto in the roaming area; and
a call connection processing unit which translates the home area identification number and the roaming area identification number into each other for call connection processing.
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Specification