International Automatic Roaming Service Method
First Claim
1. A method of providing a wireless communication service to a first country roaming mobile station, the method comprising the steps of:
- registering the first country roaming mobile station at a MSC in a second country, the second country MSC;
receiving a routing request message for the first country roaming mobile station and determining whether the routing request message is for an international call;
receiving a virtual origination number from a HLR in the second country;
when the routing request message is for an international call, the second country_MSC further;
generating an international routing number for the first country roaming mobile station; and
assigning the virtual origination number to the first country roaming mobile station when a call origination request from the first country roaming mobile station is received.
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Accused Products
Abstract
A method which can allow subscribers to select an international telephone service provider and appropriately provide a wireless communication service to a mobile station subscribed to a foreign wireless communication system is disclosed. The method includes the steps of: a) storing information as to whether the international roaming mobile station subscribes to an international roaming service in a subscriber profile of the mobile station; b) storing MSC IDs in a database of HLR; c) determining whether a REGNOT message is from an MSC of a home system based on the MSC IDs stored in the database when the REGNOT message is inputted from the MSC to the HLR; and d) sending information as to whether the international roaming mobile station subscribes to the international roaming service to the MSC based on the subscriber information when the REGNOT message is not from the home system.
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Citations
3 Claims
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1. A method of providing a wireless communication service to a first country roaming mobile station, the method comprising the steps of:
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registering the first country roaming mobile station at a MSC in a second country, the second country MSC; receiving a routing request message for the first country roaming mobile station and determining whether the routing request message is for an international call; receiving a virtual origination number from a HLR in the second country; when the routing request message is for an international call, the second country_MSC further; generating an international routing number for the first country roaming mobile station; and assigning the virtual origination number to the first country roaming mobile station when a call origination request from the first country roaming mobile station is received. - View Dependent Claims (2, 3)
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Specification