As development of DTV, STB become a basic configuration, Dual-mode STB is more popularization step by step. The audience ratings survey based on Dual-mode STB has developed naturally.It also a requirement of DTV operator. It plays an important role on planning cable TV network channels, DTV programming landing, improve customer satisfaction and management control of network signal quality.
1、 Monitor and Analysis user’s view data on DTV
2、 Use questionnaire to store and analysis data
3、 Statistic and Analysis: peak time, AD effective reach etc.
4、 As an opening Audience Ratings Survey System, it provides survey service to the business customer of DTV operator.