Designated mail delivery system

Details Designated mail delivery system Designated mail delivery system

1990-03-22

1993-11-09

Richardson, Robert L.

G06F 1300

Patent

active

052610527

ABSTRACT:
A data transfer system for transferring data among plural terminals which are connected through a transmission line. each terminal capable of performing distributed processing and includes an unit for delivering on the line a first signal having an identification information of a user who utilizes the terminal and an identification information of the terminal and a unit for delivering on the line a second signal having an identification information of a destination user to which data is to be transferred as an identification information of the terminal which is a delivery source of the data. At least one of the terminals includes a memory for receiving the first signal on the line and for storing the identification information of the user and the identification information of the terminal of the first signal in a manner that history of the received identification information of the terminal is stored for each of the identifications of the users, and an unit for receiving the second signal on the line, for searching said memory on the basis of the identification information of the destination user of the second signal to read out a newest one of the stored identification information of the terminal associated with the received identification information of the user of the second signal and for delivering on the line a third signal having the read identification information and the identification information of the second signal.

REFERENCES:
patent: 4918722 (1990-04-01), Duehren et al.
patent: 5057935 (1991-10-01), Williams
patent: 5109519 (1992-04-01), Zimmet et al.

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