SCTE 24-21 2017 (R2022)

BV16 Speech Codec Specification for Voice over IP Applications in Cable Telephony; get the source code here

This document contains the description of the BV16 speech codec. BV16 compresses 8 kHz sampled narrowband speech to a bit rate of 16 kb/s by employing a speech coding algorithm called Two-Stage Noise Feedback Coding (TSNFC), developed by Broadcom.

Supporting Documentation