Enhanced Voice Services (EVS) is a superwideband speech audio coding standard that was developed for VoLTE and VoNR.
The application areas of EVS consist of improved telephony and teleconferencing, audiovisual conferencing services, and streaming audio.
[3] The codec was developed collaboratively among chipset, handset and infrastructure manufacturers as well as operators and technology providers.
[5] The six patent holders are Fraunhofer IIS, JVC Kenwood, Nippon Telegraph and Telephone, NTT Docomo, Panasonic, and Ericsson.
[6] Other contributors included Huawei, Nokia, Orange, Qualcomm, Samsung Electronics, VoiceAge, and ZTE Corporation.