| 摘要 |
PROBLEM TO BE SOLVED: To provide an information providing system registering information to be registered such as telephone numbers, names, addresses, etc., in a portable communication terminal and an installed telephone without trouble. SOLUTION: An installed telephone 5 requests a telephone number guide service to a sever computer 11 of a telephone company 9. The server computer 11 searches the telephone number, reads registered information containing the telephone number out of a telephone number data base 15, and transmits the telephone number to the installed telephone 5 as communication data. The installed telephone 5 holds and registers the transmitted registered information data, and transmits the registered information to a portable terminal 3-1 by wireless transmission of the Bluetooth Specification. The portable terminal 3-1 holds the transmitted registered information, displays the information on its screen, and registers the information in an address memorandum, etc.
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