Jonathan B Scarpelli

US Patent:

41763750, Nov 27, 1979

Filed:

Jun 30, 1978

Appl. No.:

5/920705

Inventors:

Jonathan B. Scarpelli - Houston TX

International Classification:

H04N 718

US Classification:

358 92

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.