PHASE QUANTIZATION IN A SPEECH ENCODER

• Main Authors: VOS, Koen Bernard, SRINIVASAN, Sriram, JENSEN, Soren Skak
• Format: Patent
• Language: English; French; German
• Published: 13.12.2023
• Subjects: ACOUSTICS; MUSICAL INSTRUMENTS; PHYSICS; SPEECH ANALYSIS OR SYNTHESIS; SPEECH OR AUDIO CODING OR DECODING; SPEECH OR VOICE PROCESSING; SPEECH RECOGNITION

Innovations in phase quantization during speech encoding and phase reconstruction during speech decoding are described. For example, to encode a set of phase values, a speech encoder omits higher-frequency phase values and/or represents at least some of the phase values as a weighted sum of basis fu...