ESTIMATING PITCH USING SYMMETRY CHARACTERISTICS

• Main Authors: MORIN YAO HUANG, BRADLEY DAVID C, O'CONNOR SEAN
• Format: Patent
• Language: English
• Published: 07.04.2016
• Subjects: ACOUSTICS; MUSICAL INSTRUMENTS; PHYSICS; SPEECH ANALYSIS OR SYNTHESIS; SPEECH OR AUDIO CODING OR DECODING; SPEECH OR VOICE PROCESSING; SPEECH RECOGNITION

An estimate of a pitch of a signal may be computed by using correlations of frequency portions of a frequency representation of the signal. An initial pitch estimate may be obtained and frequency portions of the frequency representation may be identified using multiples of the initial pitch estimate...