Apparatus for video display of audio frequency patterns
Patent 4176375 Issued on November 27, 1979. Estimated Expiration Date: 
June 30, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
June 30, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3723652 Music activated chromatic roulette generator Audio to video translator Audio activated video display Patent #: 4081829 InventorApplicationNo. 05/920705 filed on 06/30/1978US Classes:381/56MONITORING OF SOUNDExaminersPrimary: Murray, RichardAttorney, Agent or FirmInternational ClassesH04N 5/44 (20060101)H04N 5/60 (20060101) AbstractAn 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. | |
