Apparatus for video display of audio frequency patterns

Details Apparatus for video display of audio frequency patterns Apparatus for video display of audio frequency patterns

1978-06-30

1979-11-27

Murray, Richard

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 82, H04N 718

Patent

active

041763750

ABSTRACT:
An apparatus is disclosed for connection to the antenna input of a television receiver. The apparatus has an audio frequency input connection and includes means to convert an audio signal into a pleasantly varying form for display as a varying pattern on the picture tube of a television receiver. The apparatus constantly samples and converts the audio signal and stores a value into an image memory which represents an instantaneous time sampled pixel (picture element) and constantly displays the contents of the image memory on the picture tube of a television receiver. The apparatus samples and converts the audio signal and stores a value into the image memory which represents a Lissajous pattern which is varied in size and shape in accordance with the audio signal.

REFERENCES:
patent: 3723652 (1973-03-01), Alles et al.
patent: 3969972 (1976-07-01), Bryant
patent: 4001880 (1977-01-01), Delikat
patent: 4081829 (1978-03-01), Brown

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