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AssigneeNippon Telegraph and Telephone Corporation
InventorsHiroshi Tokunaga, Noriaki Yoshikawa, Takeshi Hattori, Hidetsugu Kobayashi, Yoshiyuki Yasuda, Tatsuo Nohara
Estimating the term…
This invention allows a subscriber of a telephone network to receive a call by a telephone registered under his/her personal telephone number no matter where he/she carries the telephone with him/her by maintaining a reference table of a personal telephone number assigned to each subscriber, a station number assigned to each telephone, and a subscriber loop address assigned to a telephone connection terminal of the network in a memory within the network. The reference table collates the station number of the telephone registered in correspondence with a personal telephone number with the subscriber loop address at which the particular telephone is being connected, and when a call for connection is made under the personal telephone number, the connection is made to the telephone by referring to the reference table, calling the loop address at which the telephone registered under the personal telephone number is currently connected, and connecting the call under control to the telephone registered under the particular personal telephone number. The station numbers are allocated to telephones respectively in the order of manufacture or distribution in accordance with a certain rule to avoid duplication.
A personal communication system wherein a subscriber is assigned a personal telephone number, a telephone is recorded with a station number in a mode readable as signals, a subscriber loop of the network is assigned a subscriber loop address and the subscriber loop or a terminal connected thereto is provided with a connection terminal for connection with said telephone, said system comprising:
Dependencies are inferred from the claim text.