Telephone with automatic redial of number provided by informatio

Details Telephone with automatic redial of number provided by informatio Telephone with automatic redial of number provided by informatio

1989-04-07

1990-06-12

Dwyer, James L.

Telephonic communications

Special services

Abbreviated dialing or direct call

379355, 379354, H04M 126

Patent

active

049339680

ABSTRACT:
In a telephone having a button for redialing the last number dialed as stored in a last number dialed memory and a telephone number dial, a method of operation for simplifying the obtaining and dialing of unknown numbers from an information telephone operator's computer. The method comprises the steps of: providing digit definition memory means containing pre-defined sample data corresponding to respective ones of the digits 0-9 as spoken by a recording from the telephone operator's computer; and when the telephone is off hook, storing telephone numbers as input to the telephone number dial sequentially into the last number dialed memory; testing to see if either a local information telephone number or a distant information telephone number has been dialed and if not, exiting: sampling voice transmissions on the telephone; comparing samples obtained from the voice transmissions to the contents of the digit definition memory means; if no match is found, returning to sample voice transmissions, otherwise continuing; storing a digit corresponding to a match into its proper sequential position in the last number dialed memory; testing to see if seven digits have been recognized in the voice transmissions and stored into the last number dialed memory and going back to sample voice transmissions if not, otherwise exiting; and continuously testing to see if last number redial has been requested and outputting the contents of the last number dialed memory as a dialing sequence on the telephone if it has.

REFERENCES:
patent: 3928724 (1975-12-01), Byran et al.
patent: 4593157 (1986-06-01), Usdan

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