| 主权项 |
1. Apparatus, comprising:
a storage unit, which is configured to store targeted data comprising predetermined voiceprints of one or more target subscribers of a communication network, wherein each target subscriber communicates over the communication network using cellular communication terminals, and wherein the communication network comprises a wireless cellular network; and at least one processor, which is configured:
to receive from the wireless cellular network, through an interface connected to the wireless cellular network, network event data pertaining to a plurality of cellular communication terminals of the communication network;to identify a cellular communication terminal from the plurality of cellular communication terminals of the communication network as a candidate for surveillance by processing the received data to detect some predefined selection criteria within the received data,to request and receive from the wireless cellular network, voice originating only from the cellular communication terminal identified as the candidate communication terminal,to match the voice from the candidate communication terminal to one or more target subscribers using the stored predetermined voiceprints, andupon finding the match, to generate match information that indicates that the voice from the candidate communication terminal is likely to have originated from the one or more target subscribers and to output the match information to a surveillance center. |
