Method for displaying signal characteristics

Details Method for displaying signal characteristics Method for displaying signal characteristics

1991-09-13

1993-08-31

Weldon, Ulysses

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340703, 340722, G09G 128

Patent

active

052413020

ABSTRACT:
The present invention provides a method of displaying characteristics of a signal, where minimum amplitude of the signal during an interval is graphed versus time, maximum amplitude of the signal during the interval is graphed versus time, and the color or greyness of the area between the minimum amplitude graph and the maximum amplitude graph represents the average frequency during the interval of the amplitude measurements.

REFERENCES:
patent: 3634759 (1972-01-01), Koshikawa et al.
patent: 3961217 (1976-06-01), Frischer
patent: 4032912 (1977-06-01), Wood
patent: 4039956 (1977-08-01), Shimanek et al.
patent: 4295093 (1981-10-01), Middleton
patent: 4870348 (1989-09-01), Smith et al.
patent: 5065147 (1991-11-01), Rice et al.

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