ITU-R - International Telecommunication Union/ITU Radiocommunication Sector
Scope
Introduction ?? Study Programme 3B/11 calls for the establishment@ in an appropriate form@ of the relationship between the objective parameters of impaired television signals and the subjective assessment of displayed picture quality; ?? Recommendation 500 defines the methods of subjective assessment of television picture quality; ?? Recommendation 567 describes the objective parameters of typical transmission impairment and measuring methods as well as the corresponding test signals; ?? Report 1205 ?? gives the basis for processing the results of subjective tests and a law of combination which best covers the cumulative effect of a number of simultaneous distortions expressed individually by a numerical value; ?? Report 313 gives a general bibliography of all documents related to the evaluation of the picture quality.