Disaster and emergency mode for mobile radio phones
12 Assignments
0 Petitions
Accused Products
Abstract
A method and device are provided for allowing an efficient control of the establishment of connections of mobile radio phones that are present in an area hit by a disaster. According to the present invention, a sequence is transmitted in a single broadcast to all mobile stations in at least one cell of a mobile radio network present in the respective area. According to the sequence, a connection to a mobile station in the area is only established if the mobile station requesting establishment of the connection communicates the sequence when requesting establishment of the connection.
51 Citations
16 Claims
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1-8. -8. (canceled)
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9. A method for controlling establishment of connections to mobile stations present in an area hit by a disaster, the method comprising:
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transmitting a sequence in a message sent to the mobile stations in at least one cell of a mobile radio network present in the area; and
providing that a connection only be established from a mobile station in the area to a destination called by the mobile station if the mobile station requesting the connection establishment communicates the sequence. - View Dependent Claims (10, 11, 12, 13, 14)
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15. A switching device for controlling establishment of a connection to mobile stations present in an area hit by a disaster, comprising:
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parts for transmitting a sequence in a message sent to the mobile stations in at least one cell of a mobile radio network present in the area;
parts for receiving, in an event of the disaster, the sequence with a request for establishment of a connection to a destination from a mobile station in the area; and
parts for establishing the connection to the destination, if the mobile station can specify the sequence and the destination is a destination provided for call establishment.
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16. A mobile station, comprising:
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parts for receiving, in an event of a disaster in an area in which the mobile station is present, a sequence transmitted in a message sent to the mobile station in at least one cell of a mobile radio network present in the area; and
parts for transmitting the sequence with a request for establishment of a connection to a destination to the mobile radio network.
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Specification