VOICE AUDIO ENCODING DEVICE, VOICE AUDIO DECODING DEVICE, VOICE AUDIO ENCODING METHOD, AND VOICE AUDIO DECODING METHOD

• Main Authors: LIU, Zongxian, NAGISETTY, Srikanth, OSHIKIRI, Masahiro
• Format: Patent
• Language: Chinese; English
• Published: 02.11.2018
• Subjects: ACOUSTICS; MUSICAL INSTRUMENTS; PHYSICS; SPEECH ANALYSIS OR SYNTHESIS; SPEECH OR AUDIO CODING OR DECODING; SPEECH OR VOICE PROCESSING; SPEECH RECOGNITION

Provided are a voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding method that efficiently perform bit distribution and improve sound quality. Dominant frequency band identification unit (301) identifies a dominant frequency band having a n...