Control apparatus

Details Control apparatus Control apparatus

1981-02-12

1983-08-09

Yusko, Donald J.

Communications: electrical

Continuously variable indicating

With meter reading

3581941, 455186, 34082568, H04Q 900, H04B 900

Patent

active

043981933

ABSTRACT:
A control apparatus for controlling a plurality of characteristics, such as hue, color, brightness, sound and the like, of a reproduced video picture includes a transmitter having a memory for storing data entries corresponding to the characteristics to be controlled, a central processing unit to change selected ones of the stored data entries and a plurality of switches for controlling the central processing unit to change selected ones of the stored data entries in response to actuation of selected ones of the switches, whereby the transmitter transmits the stored data entries, as changed; a receiver including a shift register in which the transmitted control data entries are serially received and converted into parallel control data entries, a D-A converter for producing a plurality of analog control voltages in response to the parallel control data entries from the shift register; and a plurality of voltage-controlled circuits for controlling the plurality of characteristics in response to the plurality of analog control voltages.

REFERENCES:
patent: 4045777 (1977-08-01), Mierzwinski et al.
patent: 4318130 (1982-02-01), Heuer
"New Digital Remote Control", M. Wilson, Radio-Electronics, vol. 47, No. 1, pp. 58-60, 86-87, Jan. 1976.

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