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一.当今电视技术与我国电视事业发展之回顾应美国草谷公司(GVG)和香港安恒利国际有限公司(ACE)的邀请,我有幸于今年4月中旬赴美,参加一年一度在世界闻名的赌城——内华达州的拉斯维加斯市举办的美国NAB(美国广播协会)展览会。NAB展览会是世界上最大的广播电视设备展览会,因而吸引了世界各地无数的厂商与用户。 NAB展示了当年世界广播电视技术的最新发展,特别在现代科学技术迅速发展的今天,在电视由模拟技术向数字技术发展的关键阶段,它更是牵动着无数广播电视技术人员的心。现有的模拟设备还能用几年?计算机硬盘、光盘会取代录像磁带吗?多媒体非线形编辑系统会取代传统的录像机编辑系统吗?几年前,我国电视台的工程技术人员对数字化
I. Today’s TV Technology and the Development of China’s TV Business At the invitation of GVG and ACE, I was fortunate to be in the United States in mid-April this year and attend the annual World Famous Casino - NAB (American Broadcasting Association) show in Las Vegas, Nevada. NAB Expo is the world’s largest exhibition of radio and television equipment, which has attracted countless companies and users from all over the world. NAB shows the latest development of radio and television technology in the world at that time. Especially in the rapid development of modern science and technology, NAB has touched the hearts and minds of countless radio and television technicians at the crucial stage of the development of television from analogue technology to digital technology. Existing analog devices can also use a few years? Computer hard disk, CD will replace the video tape? Multimedia nonlinear editing system will replace the traditional video editing system? A few years ago, China’s television station engineering and technical personnel to digitize