ADAPTIVE FILTERBANKS USING SCALE-DEPENDENT NONLINEARITY FOR PSYCHOACOUSTIC FREQUENCY RANGE EXTENSION

• Main Author: Mariglio, III, Joseph Anthony
• Format: Patent
• Language: English
• Published: 02.02.2023
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

A system provides for psychoacoustic frequency range extension. The system generates quadrature components from an audio channel, and generates rotated spectral quadrature components by applying a forward transformation that rotates a spectrum of the quadrature components from a standard basis to a...