Timer that provides both surveying and counting functions

Details Timer that provides both surveying and counting functions Timer that provides both surveying and counting functions

1995-06-13

1998-06-23

Callahan, Timothy P.

Miscellaneous active electrical nonlinear devices, circuits, and

Specific signal discriminating without subsequent control

By pulse width or spacing

327 99, 327298, H03K 5135

Patent

active

057709521

ABSTRACT:
A timer which provides both the surveying and counting functions. It contains a counter, a multiplexer, an edge-triggered controller, a time-base latching circuit, and a pulse-detecting circuit. It not only can be used as a timer, but can also be used as a counter to count the number of the external signals so as to detect the width of an external signal.

REFERENCES:
patent: 5107523 (1992-04-01), Heaney et al.
patent: 5128973 (1992-07-01), Sasaki et al.
patent: 5300820 (1994-04-01), Sayama et al.
patent: 5416435 (1995-05-01), Jokinen et al.
patent: 5483185 (1996-01-01), Scriber et al.
patent: 5510742 (1996-04-01), Lemaire

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