Method and apparatus for call delivery
First Claim
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1. A method of routing calls in a communication network, the method comprising:
- receiving a call from a calling party directed to a subscriber at a first network entity;
obtaining call routing information for the subscriber from a database and starting an answer timer;
determining the current location of the subscriber;
connecting the call to a second network entity servicing the subscriber;
receiving an indication that the subscriber has not answered;
releasing the connection to the second network entity;
obtaining late call forwarding information for the subscriber from the database; and
completing the call to a late call forwarding destination based on the late call forwarding information.
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Abstract
A method and system for forwarding calls in telecommunication networks are provided. More particularly, control of late call forwarding logic and routing is placed at the home network Gateway MSC and HLR, thus removing the home network service provider'"'"'s dependency on the visited network capabilities.
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Citations
10 Claims
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1. A method of routing calls in a communication network, the method comprising:
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receiving a call from a calling party directed to a subscriber at a first network entity;
obtaining call routing information for the subscriber from a database and starting an answer timer;
determining the current location of the subscriber;
connecting the call to a second network entity servicing the subscriber;
receiving an indication that the subscriber has not answered;
releasing the connection to the second network entity;
obtaining late call forwarding information for the subscriber from the database; and
completing the call to a late call forwarding destination based on the late call forwarding information. - View Dependent Claims (2, 3, 4)
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5. A subscriber registration method in a communication network, the method comprising:
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receiving a request from a visited mobile switching center for a subscriber'"'"'s call routing information;
obtaining the subscriber'"'"'s call routing information from a subscriber database; and
sending the subscriber'"'"'s call routing information to the visited mobile switching center, wherein the subscriber'"'"'s call routing information does not include call forwarding features or destination information for the subscriber. - View Dependent Claims (6)
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7. A system for routing calls in a communication network, the system comprising:
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a database for storing subscriber profile information; and
a gateway mobile switching center, wherein the mobile switching center is operative to;
receive a call from a calling party directed to a subscriber;
obtain call routing information for the subscriber from the database and start an answer timer;
determine the current location of the subscriber;
connect the call to a visited mobile switching center servicing the subscriber;
receive an indication that the subscriber has not answered;
release the connection to the visited mobile switching center;
obtain late call forwarding information for the subscriber from the database; and
complete the call to a late call forwarding destination based on the late call forwarding information. - View Dependent Claims (8, 9, 10)
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Specification