Subjective Listening Test Method for Evaluating Digital Circuit Multiplication and Packetized Voice Systems - Telephone Transmission Quality Subjective Opinion Tests (Study Group XII) 22 pp
The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of the International Telecommunication Union. The ITLJ-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a view to