Testing the EVS Codec:

Addressing Complex Challenges to Ensure Superior Audio Quality Performance

A Spirent White Paper

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The new 3GPP Enhanced Voice Services (EVS) codec delivers unprecedented voice quality to users and can optimize network efficiency for carriers, but it also brings new testing challenges due to the extent and robustness of its feature set. This white paper discusses the benefits of the EVS codec and the required testing to ensure EVS-enabled devices perform according to the codec specifications and deliver a superior user experience.

Read Spirent’s White Paper, Testing the EVS Codec: Addressing Complex Challenges to Ensure Superior Audio Quality Performance, to learn more about:

  • EVS codec features and improvements
  • Performance differences between EVS and AMR codecs
  • Testing challenges specific to EVS codec implementation

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