Memory card connectable to a telephone

Details Memory card connectable to a telephone Memory card connectable to a telephone

1992-02-13

1993-09-14

Schreyer, Stafford

Telephonic communications

Multi-line or key substation system with selective switching...

With special service

379165, 379 90, 379216, H04M 127, H04M 1100

Patent

active

052456536

ABSTRACT:
There is provided a key telephone system which can use data registered in a memory card. The system comprises: a main apparatus which has a memory and operates in accordance with the data stored in the memory; and an extension telephone having a receiving circuit to receive data from a memory card, wherein the main apparatus stores the data which was received by the extension telephone from the memory card into the memory. With this system, data such as names, denominations, telephone numbers, and the like of the partners can be registered into a portable device such as a memory card by the keyboard of the extension telephone or by the keyboard of the portable device at a remote location at an arbitrary time.

REFERENCES:
patent: 4266102 (1981-05-01), Stanley et al.
patent: 4879744 (1989-11-01), Tasaki et al.

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