EVRC-D

EVRC-D is defined in 3GPP2 C.S0014-D: Enhanced Variable Rate Codec, Speech Service Option 3, 68, 70 and 73 for Wideband Spread Spectrum Digital Systems.

EVRC-D consists of EVRC-A, EVRC-B, EVRC-WB and EVRC-NW.

EVRC-NW is a narrowband-wideband Enhanced Variable Rate Codec, corresponding to speech service option 73, combining the wideband capability of EVRC-WB, the multiple-capacity operating point capability of EVRC-B, and capability for discontinuous transmission in circuit-switch domain.

For licensing IPR, please contact licensing@voiceage.com.

 

Copyright © 2014 VoiceAge Corporation. All rights reserved. Home     IPR-Portfolio     Licensing     Company     Français