Group response analyzing system

Details Group response analyzing system Group response analyzing system

1972-09-25

1977-01-25

Pinkham, Richard C.

G09B 514

Patent

active

040043541

ABSTRACT:
In a group response analyzing system of the type comprising a central console for a questioner and a plurality of response or terminal consoles for questionees intercommunicated with the central console so that the responses may be automatically collected from the response consoles and processed and the results of processing may be displayed, the intercommunication channel comprises scanning lines between the central console and each of the terminal consoles and a common information line between the central console and the terminal consoles so that the intercommunication between the central console and the terminal consoles may be established sequentially through said common information line when said terminal consoles are sequentially selected by the scanning lines.

REFERENCES:
patent: 3270438 (1966-09-01), Ephraim
patent: 3460270 (1969-08-01), Blitz et al.
patent: 3579861 (1971-05-01), Hallett
patent: 3647926 (1972-03-01), Rohloff et al.

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