Signal switching apparatus

Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons

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Details

307237, 307296, H03K 1700

Patent

active

039860515

ABSTRACT:
Signal switching apparatus is disclosed whereby a selected one of a plurality of supplied input signals is switched to an output terminal, including a switching circuit having plural input terminals for receiving the input signals and an output terminal to which a selected one of the received input signals is supplied; a control circuit coupled to the switching circuit and responsive to a control signal applied thereto for selectively actuating the switching circuit to thereby enable the switching circuit to supply one of the input signals to its output terminal; a clamping circuit coupled to the switching circuit and responsive to the control circuit for inhibiting the switching circuit from supplying more than one selected input signal to the output terminal; and an input signal supply circuit for supplying the plural input signals to the input terminals of the switching circuit.

REFERENCES:
patent: 3657577 (1972-04-01), Wakai et al.
patent: 3660679 (1972-05-01), Ishigaki et al.
patent: 3869623 (1975-03-01), Minner

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