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US 10,629,227 B2Granted
Methods and coatings for advanced audio recording and playback
AssigneesGeorgia Tech Research Corporation, Olympic Studio LLC
InventorsWilliam Jud Ready, Brent Karl Wagner, Joseph Henry Burnett, Barak Moffitt
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Abstract
An embodiment of the invention provides a phonorecord for embodying an audio recording. The phonorecord can comprise a substrate and a conformal coating disposed on at least a portion of the substrate. The substrate can comprise one or more grooves embodying the audio recording.
Claims7
A phonorecord for embodying an audio recording comprising:
- a. a metal substrate;
- b. a lacquer coating disposed on at least a portion of the metal substrate, the lacquer coating comprising;
- a nitrocellulose lacquer;
- and
- one or more grooves embodying the audio recording;
- and
- c. a conformal coating disposed on at least a portion of the lacquer coating;
- wherein the conformal coating is made from a material comprising one or more of quartz (SiO2), sapphire (Al2O3), or diamond-like carbon (DLC).
5 more elements
Dependencies are inferred from the claim text.