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“有线电视”之短长“有线电视”也称为“闭路电视”或者“电缆电视”。是通过电缆或光缆组成的分配系统,将节目信号直接传送给用户的一种电视传播方式。这一先进的现代化传输技术,最早出现于美国,70年代以来,在欧、美一些国家以及日本日益普及。因此,有行内之人说,电缆电视起源于60年代。成熟于70年代,发展于80年代,而它的高峰期,将在90年代形成。据资料载:在美国,1986年有线电视的用户总数
Cable television is also known as “CCTV” or “Cable TV.” Is a distribution system composed of a cable or an optical cable that transmits the program signal directly to the user in a form of television broadcast. This advanced and modern transmission technology first appeared in the United States. Since the 1970s, it has become increasingly popular in some countries in Europe and the United States and in Japan. Therefore, insiders say cable television originated in the 1960s. Mature in the 70s, developed in the 1980s, and its peak will be formed in the 90s. According to the information contained: the total number of cable television subscribers in the United States in 1986