Large signal attenuator

Wave transmission lines and networks – Automatically controlled systems

Patent

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Details

327331, 327332, 330134, H03H 724

Patent

active

058983473

ABSTRACT:
An attenuator circuit having three cascaded attenuator stages which become active, one at a time, as an input signal strength increases. In the highest gain state, the three attenuator stages are active. As the input signal increases, the attenuator stages become inactive sequentially starting with the last stage.

REFERENCES:
patent: 3003115 (1961-10-01), Stull, Jr.
patent: 3319176 (1967-05-01), Guisinger
patent: 4376267 (1983-03-01), Chu et al.
patent: 4500845 (1985-02-01), Ehni
patent: 5049841 (1991-09-01), Cooper et al.
patent: 5432473 (1995-07-01), Mattila et al.
patent: 5448207 (1995-09-01), Kohama

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