专利汇可以提供Service order processing system专利检索,专利查询,专利分析的服务。并且PURPOSE: To attain the offer request of the additional service without visiting a telephone station by connecting a subscriber having an event desiring to receive the offer of the additional service to an exchange so as to update the subscriber data.
CONSTITUTION: A dial signal is received as a request signal from a subscriber 4 having the event desiring to receive the offer of additional service. As the dial code is used special number comprising a 3-digit code of '1XY', for example, so as to be identified from a general subscriber telephone number. When the reception dial is identified to be the special number of the additional service request, the exchange connects the subscriber 4 and equipments 2, 3 of the exchange to return a voice guidance urging the entry of the additional service code from the device 2 to the subscriber 4. The exchange analyzes the offer request additional service code received by the device 3 to apply the next voice guidance to obtain the information required for the additional service thereby urging the dialing of the subscriber 4. The communication between the subscriber 4 and the exchange is implemented in this way.
COPYRIGHT: (C)1988,JPO&Japio,下面是Service order processing system专利的具体信息内容。
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