发明名称 SYSTEM FOR COLLECTING CATV PROGRAM RATING SURVEY DATA
摘要 PROBLEM TO BE SOLVED: To eliminate the need for installation of a remote monitor controller and to reduce the cost of the system. SOLUTION: A memory card 5 has a storage area to store view channel data collection date designation information and a storage area to store view channel data. A user side program rating survey data collection device 7 removably and easily contains the memory card 5. The view channel data collection date designation information is read from the memory card 5, and the memory card 5 stores view channel data detected and collected in the case of selecting a channel by a remote control signal from a remote controller 8 together with time data at a time on the basis of the view channel data collection date designation information. A center side program rating survey data collection device 6 also removably and easily contains the memory card 5 and reads the view channel data from the memory card 5 that stores the view channel data by the user side program rating survey data collection device 7 as data to generate program rating survey data.
申请公布号 JP2001045526(A) 申请公布日期 2001.02.16
申请号 JP19990212515 申请日期 1999.07.27
申请人 N II C CABLE MEDIA KK 发明人 NAKAI TOSHINORI;NISHIYAMA TETSUHISA
分类号 H04N17/00;H04N7/16;H04N21/258;H04N21/418 主分类号 H04N17/00
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