卫星国产化

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中国广播电视专用卫星实现全面国产化-财经-金融界
Jin Rong Jie· 2025-09-06 07:13
Core Insights - The launch of the Zhongxing 9C satellite successfully replaces the Zhongxing 9 satellite for broadcasting television services [1] - Zhongxing 9C is designed with enhanced capabilities, including a significant increase in payload capacity and power, improving service delivery and coverage [1] - The satellite features flexible beam and frequency designs to support the future development of live satellite and broadcasting television [1] - It aims to provide high-quality audiovisual services to 154 million live satellite users [1] Summary by Categories Satellite Performance - Zhongxing 9C utilizes the domestically developed Dongfanghong-4 enhanced satellite platform, optimizing overall performance [1] - The satellite's payload capacity and power have been significantly increased, enhancing its service capabilities [1] Coverage and Capacity - The satellite includes multiple beam types: national beam, maritime beam, western beam, and movable beam, effectively improving coverage capabilities [1] - The satellite enhances coverage for national borders and territorial waters [1] Future Development - The design of the beams and frequency is flexible and diverse, catering to the collaborative development needs of live satellite and broadcasting television [1] - Zhongxing 9C is positioned to support the growth of high-definition and ultra-high-definition broadcasting services [1]
祝贺!它将全面实现国产化
中国基金报· 2025-06-22 09:00
Core Viewpoint - The successful launch of the Zhongxing 9C satellite marks a significant step towards the complete domestication of China's broadcasting and television satellites, enhancing the country's capabilities in satellite communication and broadcasting services [1][2]. Group 1: Satellite Launch and Development - On June 20, China successfully launched the Zhongxing 9C satellite using the Long March 3B rocket, which will be operated by China Satellite Communications Co., Ltd. after in-orbit testing [1]. - The Zhongxing 9C satellite features significant performance improvements, particularly in regional coverage, reinforcing the security of satellite broadcasting services [1][2]. - The development of broadcasting satellites in China has evolved from initial experimental satellites to fully domesticated systems, with the Zhongxing 9C satellite replacing the imported Zhongxing 9 satellite [2]. Group 2: Technological Advancements - The second-generation broadcasting and live satellite upgrade project, initiated in 2017, has led to the successful launch of several satellites, including Zhongxing 9B, 6D, and 6E, demonstrating a commitment to self-reliance in satellite technology [2]. - Key components of the satellites, such as batteries and power distribution units, have been successfully domesticated, breaking previous monopolies and achieving self-control over core components [2]. - The reliability and performance of domestically produced satellites have reached advanced international levels, contributing to the overall improvement of satellite broadcasting capabilities in China [2]. Group 3: Current Operational Capacity - Currently, China Satellite Communications operates satellites that support over 200 standard-definition TV programs, nearly 100 high-definition TV programs, 3 ultra-high-definition TV programs, and around 400 radio programs, significantly expanding the country's satellite broadcasting coverage [3].
将全面实现国产化!从中星9C卫星看我国广播电视专用卫星发展
Xin Hua She· 2025-06-20 14:38
Core Viewpoint - The successful launch of the Zhongxing 9C satellite marks a significant advancement in China's satellite broadcasting capabilities, leading to the complete domestication of broadcasting and live transmission satellites in the country [2][3]. Group 1: Satellite Launch and Capabilities - On June 20, China successfully launched the Zhongxing 9C satellite using the Long March 3B rocket, which has now entered its designated orbit [2]. - The Zhongxing 9C satellite enhances regional coverage and strengthens the satellite broadcasting business, becoming a crucial part of the public cultural service system in broadcasting and television [2][3]. - The satellite's capabilities allow families in remote areas, such as high-altitude pastures and fishing boats, to access information through a satellite antenna [2]. Group 2: Development and Progress - Since 2017, China Satcom has initiated the second-generation upgrade and replacement project for broadcasting transmission and live satellites, with the Zhongxing 9C satellite replacing the imported Zhongxing 9 satellite [3]. - The development of domestic satellites has progressed from initial experimental communication satellites to fully domesticated broadcasting satellites, showcasing the efforts of researchers [3]. - Key components of the satellites, such as batteries and power distribution units, have been successfully domesticated, breaking monopolies and achieving self-sufficiency [3]. Group 3: Current Operations and Coverage - Currently, China Satcom operates over 200 standard-definition television programs, nearly 100 high-definition programs, 3 ultra-high-definition programs, and around 400 radio programs through its satellites [4]. - The satellite broadcasting transmission tasks have effectively expanded the available scarce satellite orbital frequency resources in China [4].