Cordless telephone with internal debit and credit memory

Details Cordless telephone with internal debit and credit memory Cordless telephone with internal debit and credit memory

1990-09-27

1992-08-11

Dwyer, James L.

Telephonic communications

Audio message storage, retrieval, or synthesis

379 91, 379114, 379145, H04M 1100

Patent

active

051386500

ABSTRACT:
A method of handling a charge authorization in a cordless phone (12) is provided wherein a memory (53) in the cordless phone (12) is credited (634) by a value representing a purchased amount prior to a usage of the cordless phone (12). The usage of the cordless phone is allowed (420) depending on that value which is debited (522) during the usage of the cordless phone.

REFERENCES:
patent: 4776000 (1988-10-01), Parienti
patent: 4951308 (1990-08-01), Bishop et al.
Advertisement: Anritso, "At Last-A Phone That Won't Nickel and Dime You to Death", Telephony, p. 107, Jan. 16, 1984.

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