Electrical transmission or interconnection systems – Personnel safety or limit control features – Interlock
Patent
1978-06-15
1980-08-26
Heyman, John S.
Electrical transmission or interconnection systems
Personnel safety or limit control features
Interlock
328167, 328171, 307237, H03K 520, H03K 508
Patent
active
042197457
ABSTRACT:
A backlash filter apparatus for the removal of spurious electrical components of a pre-established amplitude level from a voltage signal. The filter apparatus provide a backlash window to which the input signal comprising a desired signal and its spurious noise component is applied. The spurious noise component is removed in the backlash window, thus providing a jitter-free filter output.
REFERENCES:
patent: 3526786 (1970-09-01), Snyder
patent: 3686577 (1972-08-01), Fruhauf
patent: 3694668 (1972-09-01), Foerster
patent: 3708678 (1973-01-01), Kreda
patent: 3838346 (1974-09-01), Cox
Heyman John S.
Rusz Joseph E.
Stepanishen William
The United States of America as represented by the Secretary of
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