{"id":14957,"date":"2025-08-19T07:58:18","date_gmt":"2025-08-19T06:58:18","guid":{"rendered":"https:\/\/visegradpost.com\/?p=14957"},"modified":"2025-08-18T22:33:11","modified_gmt":"2025-08-18T21:33:11","slug":"china-satellite-achieves-fivefold-starlink-speed-using-2-watt-laser-at-36000-miles-and-sends-shockwaves-through-global-tech-community","status":"publish","type":"post","link":"https:\/\/visegradpost.com\/en\/2025\/08\/19\/china-satellite-achieves-fivefold-starlink-speed-using-2-watt-laser-at-36000-miles-and-sends-shockwaves-through-global-tech-community\/","title":{"rendered":"China Satellite Achieves Fivefold Starlink Speed Using 2 Watt Laser at 36,000 Miles and Sends Shockwaves Through Global Tech Community"},"content":{"rendered":"
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IN A NUTSHELL<\/strong><\/td>\n<\/tr>\n
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  • \ud83d\ude80 Chinese scientists achieve a breakthrough in laser-based data transmission<\/strong> over 22,369 miles.<\/li>\n
  • \ud83d\udd2c The innovative combination of Adaptive Optics<\/strong> and Mode Diversity Reception<\/strong> overcomes atmospheric challenges.<\/li>\n
  • \ud83d\udca1 A 2-watt laser transmits data at a speed of 1 Gbit\/s, significantly outpacing Starlink satellites.<\/li>\n
  • \ud83c\udf10 This advancement promises to revolutionize global communication<\/strong> and open new avenues in research and defense.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

    In a remarkable leap for communication technology, Chinese scientists have achieved a significant breakthrough in laser-based data transmission. By employing a modest 2-watt laser, they managed to transmit data at a staggering speed of 1 Gbit\/s over a distance of 22,369 miles. This remarkable feat outpaces the widely used Starlink satellites, which operate at much lower speeds. This advancement holds the potential to transform global communication and research, paving the way for faster and more efficient data transmissions that were previously unimaginable.<\/p>\n

    A Revolutionary Approach to Data Transmission<\/h2>\n

    The cutting-edge approach developed by the scientists hinges on an innovative combination of technologies. Previous attempts to transmit data across vast distances using lasers encountered the challenge of atmospheric turbulence<\/strong>. These turbulences scatter light, causing it to appear weak and distorted upon reaching Earth. Traditionally, adaptive optics (AO) were used to sharpen the distorted light, or mode diversity reception<\/strong> (MDR) was employed to capture the scattered signals. However, neither method alone was sufficient to achieve reliable results under severe turbulence.<\/p>\n

    The Chinese researchers, led by Professor Wu Jian from the Peking University of Posts and Telecommunications and Liu Chao from the Chinese Academy of Sciences, synergistically combined AO and MDR. This groundbreaking<\/i> innovation allows them to overcome the limitations of individual methods and significantly enhance data transmission, even under adverse conditions. The synergy of AO and MDR thus represents a major advancement in satellite communication.<\/p>\n

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