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(上接2008年第11期)数字电影(Digital Cinema)、手持电视(手机电视)是现代影视技术的发展方向,它既和数字电视有着许多共同的地方,又具有各自的特殊之处。影视业发展的趋势一定着重在增值服务方面,因此条件接收是必须用到的技术。由于各自的特点,在数字电视系统中用到的条件接
(Continued from Nov, 2008) Digital Cinema and Handheld TV are the development direction of modern video technology. They have much in common with digital TV and have their own special features. The trend of the development of film and television industry must focus on value-added services, so conditional access is the technology that must be used. Due to their own characteristics, the conditions used in digital TV system access