Conversion of acoustic signals into visual signals
Patent 4378466 Issued on March 29, 1983. Estimated Expiration Date: 
March 29, 2000. 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.
March 29, 2000. 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 2131934 3240099 3581192 3604852 3623392 3639691 3723652 Music activated chromatic roulette generator Speech analyzer for analyzing frequency perturbations in a speech pattern to determine the emotional state of a person Patent #: 4142067 InventorAssigneeApplicationNo. 06/082911 filed on 10/04/1979US Classes:345/22, Color display348/33, Multispectral to color conversion (e.g., infrared and visible, infrared bands, etc.)84/464RProducing color or light effectsExaminersPrimary: Kemeny, Emanuel S.Attorney, Agent or FirmInternational ClassesG09B 21/00 (20060101)G10L 21/00 (20060101) G10L 21/06 (20060101) Foreign Application Priority Data1978-10-04 DEAbstractFor displaying spoken words as color pictures on a screen, each audio frequency, i.e. each acoustic sound, is assigned a respective color hue and each audio frequency spectrum a respective color mixture, by conducting acoustic signals through a three-channel triangular filter, each channel having a different central frequency, and controlling the intensity of a respective electron beam of a color television monitor as a function of a respective filter channel output. | |
