Communication terminal apparatus and communication intercepting apparatus
First Claim
1. A communication terminal apparatus for allowing data which is transmitted and received to/from another communication terminal apparatus to be monitored by a communication intercepting apparatus, comprising:
- communication control means for controlling communication between said another communication terminal apparatus and said communication intercepting apparatus;
monitor request recognizing means for recognizing reception/non-reception of a monitor request signal from said communication intercepting apparatus while said communication control means is connecting a call to said another communication terminal apparatus; and
monitoring data generating means for, in the case where said monitor request recognizing means recognizes the reception of said monitor request signal, generating monitoring data including communication data which is transmitted to said another communication terminal apparatus and communication data received from said another communication terminal apparatus and sending monitoring data to said communication control means.
1 Assignment
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Accused Products
Abstract
A communication terminal apparatus and a communication intercepting apparatus performs a communication interception even on a communication network such as the Internet, an Intranet, or the like in which a communication route is not fixed. While the communication terminal apparatus is executing voice communication with another communication terminal apparatus, the communication intercepting apparatus transmits a monitor request signal to the communication terminal apparatus. When the monitor request signal is received, the communication terminal apparatus stores voice data which is transmitted to another communication terminal apparatus and voice data received from another communication terminal apparatus into a monitoring packet and transmits the monitoring packet to the communication intercepting apparatus. The communication intercepting apparatus receives the monitoring packet and reproduces the transmitted packets.
29 Citations
4 Claims
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1. A communication terminal apparatus for allowing data which is transmitted and received to/from another communication terminal apparatus to be monitored by a communication intercepting apparatus, comprising:
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communication control means for controlling communication between said another communication terminal apparatus and said communication intercepting apparatus;
monitor request recognizing means for recognizing reception/non-reception of a monitor request signal from said communication intercepting apparatus while said communication control means is connecting a call to said another communication terminal apparatus; and
monitoring data generating means for, in the case where said monitor request recognizing means recognizes the reception of said monitor request signal, generating monitoring data including communication data which is transmitted to said another communication terminal apparatus and communication data received from said another communication terminal apparatus and sending monitoring data to said communication control means. - View Dependent Claims (2)
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3. A communication intercepting apparatus for monitoring data which is transmitted and received between a communication terminal apparatus and another communication terminal apparatus, comprising:
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communication control means for performing a communication control to request said communication terminal apparatus to transmit monitoring data by using a monitor request signal and a communication control to receive said monitoring data from said communication terminal apparatus; and
monitoring means for reproducing said monitoring data received by said communication control means. - View Dependent Claims (4)
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Specification