Search found 2 matches

by Rich398
Wed Feb 07, 2024 12:19 pm
Forum: ESP-ADF
Topic: Voip echo cancellation
Replies: 3
Views: 6997

Re: Voip echo cancellation

Echo cancelling may be difficult to achieve with good performance within the ESP32. If that is indeed the case, then perhaps the ES7243 ADC on the LyraT-Mini development board, for example, can be replaced with Fortemedia FM1288 device (or similar) that has inbuilt DSP specifically for Echo Cancelli...
by Rich398
Tue Feb 06, 2024 1:23 pm
Forum: ESP-ADF
Topic: Voip echo cancellation
Replies: 3
Views: 6997

Re: Voip echo cancellation

Can't find any code either. Looks from the hardware schematics of the Espressif audio development boards that the Mic signal and speaker feedback signal were intended to occupy the left and right channels of I2S, and the processing intended to occur within the ESP32 for AEC. However, I have been una...