Method for the obtaining of position information for a user initiating an emergency call in a communication system
First Claim
1. A communication method, comprising:
- receiving a human-readable address from a user to a presence agent serving the user, the human-readable address being a street address;
receiving, by a presence server, a publication of presence information associated with the user, the presence information comprising the human-readable address for the user;
receiving, by a multimedia session processing server, a request for establishing an emergency session from the user;
routing the emergency session to a public safety answering point node by the multimedia session processing server;
receiving, by the presence server, a subscription carried in a session initiation protocol message for at least part of the presence information from the public safety answering point node, the at least part of the presence information comprising the human-readable address for the user;
determining the public safety answering point node as a source of the subscription;
authorizing the subscription in response to the determination; and
providing, by the presence server, the at least part of the presence information to the public safety answering point node.
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Accused Products
Abstract
The invention relates to a system and a method. In the method publication of presence information associated with a user is received by a presence server, the presence information comprises a human-readable address for the user. A request for establishing an emergency session from the user is received to a session processing server, which routes the emergency session to a public safety answering point node. In response to receiving the emergency session, the public safety answering point node sends a subscription for at least part of the presence information to the presence server, the at least part of the presence information comprising the human-readable address for the user. The presence server provides in response the at least part of the presence information to the public safety answering point node.
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Citations
20 Claims
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1. A communication method, comprising:
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receiving a human-readable address from a user to a presence agent serving the user, the human-readable address being a street address; receiving, by a presence server, a publication of presence information associated with the user, the presence information comprising the human-readable address for the user; receiving, by a multimedia session processing server, a request for establishing an emergency session from the user; routing the emergency session to a public safety answering point node by the multimedia session processing server; receiving, by the presence server, a subscription carried in a session initiation protocol message for at least part of the presence information from the public safety answering point node, the at least part of the presence information comprising the human-readable address for the user; determining the public safety answering point node as a source of the subscription; authorizing the subscription in response to the determination; and providing, by the presence server, the at least part of the presence information to the public safety answering point node. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A communication system, comprising:
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a multimedia session processing server configured to receive a request for establishing an emergency session from a user, to route the emergency session to a public safety answering point node; a presence user agent configured to receive a human-readable address from the user, the human-readable address being a street address; and a presence server configured to receive a publication of presence information associated with the user, the presence information comprising the human-readable address for the user, to receive a subscription carried in a session initiation protocol message for at least part of the presence information from the public safety answering point node, the at least part of the presence information comprising the human-readable address for the user, to determine the public safety answering point node as a source of the subscription, to authorize the subscription in response to the determination, and to provide the at least part of the presence information to the public safety answering point node. - View Dependent Claims (10, 11, 12)
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13. A presence server, comprising:
a processor, and a memory storing instructions that, when executed, cause the apparatus to receive a publication of presence information associated with a user, the presence information comprising a human-readable address for the user, the human readable address being a street address, the human readable address being received from the user to a presence user agent serving the user, to receive a subscription carried in a session initiation protocol message for at least part of the presence information from the public safety answering point node, the at least part of the presence information comprising the human-readable address for the user, to determine the public safety answering point node as a source of the subscription, to authorize the subscription in response to the determination, and to provide the at least part of the presence information to the public safety answering point node. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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20. A computer program stored on a non-transitory computer readable medium comprising code adapted to cause the following when executed on a data-processing system:
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receiving, by a presence server, a publication of presence information associated with a user, the presence information comprising a human-readable address for the user, the human readable address being a street address, the human readable address being received from the user to a presence user agent serving the user; receiving, by the presence server, a subscription carried in a session initiation protocol message for at least part of the presence information from the public safety answering point node, the at least part of the presence information comprising the human-readable address for the user; determining the public safety answering point node as a source of the subscription; authorizing the subscription in response to the determination; and providing, by the presence server, the at least part of the presence information to the public safety answering point node.
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Specification