Abreviated dialer with reduced key operations

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network

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379354, 379355, H04M 127

Patent

active

047232650

ABSTRACT:
A microprocessor-based telephone set includes a telephone number memory, a number indicator, an abbreviated number selecting switch, an abbreviated number controller, and a selecting signal controller. The call is made when a selecting signal is sent to a base station. The selecting signal is issued when selecting signal controller retrieves a certain telephone number of a called party according to a displayed abbreviated number on the indicator on receiving a signal controlling the transmission start of the selecting signal. The signal which controls the transmission start of the selecting signal can be generated by means of the same switch that hook-signals. The telephone equipment can be installed on a steering wheel of an automobile.

REFERENCES:
patent: D254435 (1980-03-01), Ferron
patent: 3824465 (1974-07-01), Blough
patent: 4181842 (1980-01-01), Elias et al.
patent: 4455454 (1984-06-01), Umebayashi
patent: 4481382 (1984-11-01), Villa-Real
patent: 4581490 (1986-04-01), Genender
27th Annual Conference IEEE Vehicular Technology Group (USA), 16-17 Mar. 1977, pp. 168-172, "An Improved Mobile Telephone Control Unit", Kahn.
34th Annual Conference IEEE Vehicular Technology Group (USA), 21-23 May 1984, pp. 6-11, "Detachable Mobile Radio Units for the 800 MHz Land Mobile Radio System", Kobayashi.

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