| 摘要 |
PROBLEM TO BE SOLVED: To attain efficient exchange processing and reduction of plant-and-equipment investment costs by separately handling call information and voice information. SOLUTION: A system includes: a telephone call state recognition section 110 for acquiring information of a telephone call state regarding a receiving terminal 20 and storing the acquired information into a telephone call state flag database 125; a call information acquisition section 111 for receiving call information and storing it into a work storage device 130; a telephone call scheduled receiving terminal specification section 112 for specifying a receiving terminal 20 of which the telephone call state indicates a call receivable state as a telephone call scheduled receiving terminal 25 and updating the information of the telephone call state as telephone call reserved; a communication station specification section 113 for specifying a switching center 3 associated with a telephone number of the receiving terminal 20 specified as the telephone call schedule receiving terminal 25 or a base 10 to which the relevant receiving terminal 20 belongs, as a communication station 400; a telephone call preparation instruction section 114 for notifying the telephone call schedule receiving terminal 25 about a telephone call preparation instruction; and a line opening instruction section 115 for notifying a transmitting station 300 about a line opening instruction. COPYRIGHT: (C)2007,JPO&INPIT
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