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一、在我国有线电视网络采用加解扰技术进行电视节目服务,必须遵循广播电影电视部第2、5、12号令的规定进行经营和管理。该项服务由广播电影电视部已批准的有线电视台开办,并必须向省级以上的广播电视行政主管部门申报批准。 二、我国采用加解扰技术进行电视节目服务的管理体制为两级加扰管理体制。一级加扰用于中央、省、自治区和直辖市通过卫星、微波、光纤等传输的加扰电视节目;二级加扰用于经授权接收后的中央和省级加扰电视节月或用于各地有线电视台自办的加扰电视节目。经授权接收的中央和省级电视节目可以解扰后采用不同于原加扰方式进行加扰,也可以不解扰只更换管理控制信息,向本有线电视网络
First, in China’s cable network using descrambler technology for television program services, must comply with the provisions of Radio Film and Television Ministry No. 2, 5 orders for management and management. This service is run by cable television stations approved by the Radio, Film and Television Department and must be approved by the radio and television administrative department at or above the provincial level. Second, China’s management system using the descrambling technology for television program service is a two-level scramble management system. Level 1 scrambling is used for scrambled television programs transmitted by satellite, microwave, optical fiber, etc. by central, provincial, autonomous region and municipality directly under the Central Government; level 2 scramble is used for central and provincial scramble TV festival after authorized reception or for Cable TV stations throughout the scrambled TV programs. Authorized to receive the central and provincial television programs can be descrambled after using different from the original scrambling mode to scramble, you can also unscramble only replace the management control information to the cable television network