Method and apparatus of power control for a public warning system
First Claim
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1. A method for broadcasting messages in a wireless communication system, comprising:
- employing a paging channel to transmit a warning indicator relating to a public warning to a plurality of wireless devices, wherein;
the warning indicator is employed to deliver an urgent message to the plurality of wireless devices and to enable a broadcast service in the plurality of wireless devices;
an alarm in the plurality of wireless devices is triggered in response to receiving the warning indicator; and
the warning indicator causes the plurality of wireless devices to enter into listen mode to receive subsequent data regarding the public warning.
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Abstract
A method for broadcasting messages in a wireless communication system is provided. The method includes employing a paging channel to receive a broadcast event on a wireless device and utilizing the broadcast event to trigger a warning message on the device. For example, the broadcast event can be detected from a natural disaster such as a primary earthquake warning or tsunami.
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Citations
17 Claims
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1. A method for broadcasting messages in a wireless communication system, comprising:
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employing a paging channel to transmit a warning indicator relating to a public warning to a plurality of wireless devices, wherein; the warning indicator is employed to deliver an urgent message to the plurality of wireless devices and to enable a broadcast service in the plurality of wireless devices; an alarm in the plurality of wireless devices is triggered in response to receiving the warning indicator; and the warning indicator causes the plurality of wireless devices to enter into listen mode to receive subsequent data regarding the public warning. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A communications apparatus, comprising:
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a memory that retains code for employing a paging channel to transmit a warning indicator relating to a public warning to a plurality of wireless devices, wherein; the warning indicator is employed to deliver an urgent message to the plurality of wireless devices and to enable a broadcast service in the plurality of wireless devices, an alarm in the plurality of wireless devices is triggered in response to receiving the warning indicator, and the warning indicator causes the plurality of wireless devices to enter into listen mode to receive subsequent data regarding the public warning; and a processor that executes the code. - View Dependent Claims (8, 9)
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10. A communications apparatus, comprising:
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means for employing a paging channel to transmit a warning indicator relating to a public warning to a plurality of wireless devices, wherein; the warning indicator is employed to deliver an urgent message to the plurality of wireless devices and to enable a broadcast service in the plurality of wireless devices; an alarm in the plurality of wireless devices is triggered in response to receiving the warning indicator; and the warning indicator causes the plurality of wireless devices to enter into listen mode to receive subsequent data regarding the public warning. - View Dependent Claims (11, 12, 13)
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14. A non-transitory computer-readable product having stored thereon computer-executable code for:
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employing a paging channel to transmit a warning indicator relating to a public warning to a plurality of wireless devices, wherein; the warning indicator is employed to deliver an urgent message to the plurality of wireless devices and to enable a broadcast service in the plurality of wireless devices; an alarm in the plurality of wireless devices is triggered in response to receiving the warning indicator; and the warning indicator causes the plurality of wireless devices to enter into listen mode to receive subsequent data regarding the public warning. - View Dependent Claims (15, 16, 17)
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Specification