Information service control system of communication network
专利汇可以提供Information service control system of communication network专利检索，专利查询，专利分析的服务。并且PURPOSE:To use a communication network for multi-purpose such as service guide and advertisement, by transmitting additional information to a caller side while the ineffective connection time in the transient procedure of exchnage of lines. CONSTITUTION:The user of information service is registrated in a storage device 12 and additional information such as advertisement is registrated in an additional information automatic transmitter 16. When a caller makes a dial, the storage device 12 of an information service device 4 is operated and when it is discriminated that the caller is the user to receive the information service, a caller ring signal is transmitted from a call discriminator 13 and the ring signal of the caller is stopped. The device 16 is operated with the device 13 to transmit the additional information in terms of voice to the caller. When the called party responds, an incoming call response discriminator 14 is operated, an information stop signal is given to the transmitter 16, the transmission of the additional information is stopped, a signal generator 15 is operated to attain communication. After the end of the call, when the caller hooks on once, the line of the called party is restored and the additional information is given continuously to the caller. In operating plural number of hookings, the service device is released.，下面是Information service control system of communication network专利的具体信息内容。
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