Method and system for emergency call service in unlicensed mobile access network
AssigneeSamsung Electronics Co., Ltd.
InventorsTaig Jong YOO, Dong In HA, Deog Gwen KANG, Han Vit KANG
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Abstract
A method and system for an emergency call service in an unlicensed mobile access (UMA) network are disclosed. The emergency call service method includes: receiving, by a mobile terminal on an unlicensed network, an emergency call; forwarding, by the unlicensed network, the emergency call and an AP (access point) list related to an AP associated with the mobile terminal to a core network; searching for, by the core network, location information of the mobile terminal corresponding to the AP list; and sending, by the core network, an emergency report containing the location information of the mobile terminal to a safety manager.
Claims18
An emergency call service method for a mobile terminal, comprising:
- requesting, by the mobile terminal, an emergency call and determining an access point (AP) of an unlicensed network associated with the mobile terminal;
- forwarding, by the unlicensed network, the emergency call and an AP list related to the AP associated with the mobile terminal to a core network;
- searching for, by the core network, location information of the mobile terminal based on the AP list;
- and
- transmitting, by the core network, an emergency report containing the location information of the mobile terminal to a safety manager.
An emergency call service system comprising a mobile terminal, an unlicensed network and a core network,
- wherein the mobile terminal obtains, when roving in from a licensed network to the unlicensed network, network information related to neighbor base stations of the licensed network, and registers the obtained network information in the core network,
- wherein the unlicensed network manages information of an AP that is the rove-in target as an AP list, and sends the AP list to the core network in response to an emergency call made by the mobile terminal, and
- wherein the core network obtains, when the network information is received, location information of the mobile terminal utilizing the network information, stores the obtained location information, and provides an emergency call service corresponding to the emergency call made by the mobile terminal on the basis of the AP list and the stored location information of the mobile terminal.
Dependencies are inferred from the claim text.