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US08498634B2 Automated call back request for a mobile phone 失效
针对手机自动回叫请求

Automated call back request for a mobile phone
Abstract:
Methods and apparatus for providing automated call back requests are provided. In one method a signaling link in a telecommunications system is monitored for a transaction including a connection request containing a called address followed by a disconnection request within a first predetermined time period. Responsive to the transaction, the method determines if a trigger condition exists, and if so, communicates a call back request to a called party through a separate network.
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