This Recommendation describes a subjective method for assessment of picture quality for digital cable television systems. It concerns all of the television chain from the signal source to user's receiver. This chain may contain satellite links, terrestrial links and/or cable links. The assessment is made using consumer grade receivers assuming a home viewing environment.
ITU-T J.140 SPANISH-1998 history
1998ITU-T J.140 SPANISH-1998 Subjective picture quality assessment for digital cable television systems