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烽火通信空芯光纤工程化瓶颈获新突破
Zheng Quan Shi Bao Wang· 2025-08-14 02:05
人民财讯8月14日电,近日,烽火通信(600498)依托自研空芯反谐振光纤(HC-ARF),在工程化应用研 究方面取得突破性进展。针对各项指标满足现网应用条件的长跨距空芯光纤所面临的水汽浸入、CO气 体吸收峰、OPGW空芯光缆雷击实验等工程化难题,开展系统性研究,相关成果已于《光学学报》、 《光通信研究》等期刊发表,推动技术向规模化应用迈进。展望未来,空芯光纤有望在加密通信、6G 网络等领域重塑全球技术格局。 ...
“天算星座”二期正式启动
Ke Ji Ri Bao· 2025-05-18 23:26
Core Insights - The successful launch of the "Zhuque-2" rocket on May 17 marks the initiation of the second phase of the "Tiansuan Constellation" project, with the "Beiyou-2" and "Beiyou-3" satellites entering their designated orbits [1] Group 1: Project Overview - The "Tiansuan Constellation" is an open-source space computing experimental platform, with the second phase planning to launch a total of 24 satellites focusing on advanced fields such as space computing, 6G networks, and intelligent remote sensing [1] - The first batch of satellites in this phase, "Beiyou-2" and "Beiyou-3," were developed by Beijing University of Posts and Telecommunications in collaboration with Changsha Tianyi Research Institute [1] Group 2: Technological Innovations - The development team overcame key technological challenges related to the reliability of space servers, real-time capabilities of hyperspectral cameras, and the stability of laser communication systems in orbit [2] - Significant technological breakthroughs have enabled the satellites to possess deep payload integration and dynamic optimization capabilities, addressing issues such as unreliable computational supply, poor timeliness of remote sensing data, and limited communication bandwidth [2] Group 3: Future Developments - Following the launch, the satellites will conduct a series of frontier technology experiments in satellite internet, including inter-satellite high-capacity laser communication and dynamic tuning of satellite laser communication payload rates [2]
光莆股份(300632) - 厦门辖区上市公司2024年年报业绩说明会暨投资者网上集体接待日活动
2025-05-16 12:51
Group 1: Investor Relations and Company Overview - Xiamen Guangpu Electronics Co., Ltd. participated in the 2024 annual report performance briefing on May 15, 2025, to enhance interaction with investors [1] - The company emphasized its commitment to shareholder rights and market value performance through transparent information disclosure [2] Group 2: Business Operations and Market Strategy - The company focuses on core business operations, particularly in optical integrated sensor packaging and semiconductor optical applications, to enhance profitability and cash flow [2] - The company aims to establish a closed-loop industrial chain for optical integrated sensors, enhancing R&D investment and promoting integration of production, learning, and research [4] Group 3: Product Development and Market Applications - The company has developed a transparent antenna circuit board that can extend to 6G network applications and has established software development and information security departments [2] - The company’s optical health products, such as the "Xinyou Beauty Lamp," have various skincare benefits and are primarily sold through online platforms [3] Group 4: Capacity and Production Plans - The company’s sensor packaging capacity has reached 40KK/month, focusing on high-growth areas such as robotics, drones, and smart driving [8] - The company is dynamically adjusting production capacity for composite copper foil based on market demand and customer needs [3] Group 5: Strategic Partnerships and Investments - The company has invested in various funds and companies, with some planning to go public, including Zhongchuang Xinhang and Haichen Energy [3] - The Hong Kong operational center will serve as a hub for global business and investment mergers and acquisitions [7]
6G芯片,出现突破
半导体行业观察· 2025-03-16 03:06
如果您希望可以时常见面,欢迎标星收藏哦~ 来源:内容编译自spectrum,谢谢。 太赫兹波被认为是一种强大的工具,可以在潜在的 6G 网络中快速传输大量数据,并像 X 射线一样 穿透固体物质——而且没有危险的电离辐射。然而,事实证明,将这些想法真正付诸实践非常困 难。现在,一个研究小组表示,他们正在利用一种可以将强大的太赫兹波放在芯片上的设备,让太 赫兹梦想更接近现实。 太赫兹波位于微波和远红外光之间电磁波谱中被忽视的部分,通常在 0.1 到 10 太赫兹的范围内。除 了能够穿透许多材料之外,太赫兹波的频率比无线电波更高,这使得它们能够传输更多信息。太赫 兹波的缺点是利用它们的物理条件具有挑战性。它们很快就会被空气中的水蒸气吸收,在铜等常用 的电子材料中会损耗,而且产生这些频率的方法通常很大或只能以低功率产生它们。 由于硅和空气的介电常数不同,在芯片中产生太赫兹波时,这个问题就很明显了。介电常数是指材 料集中电场的能力。当波遇到介电常数不同的材料边界时,一部分波会被反射,一部分会被透射。 材料之间的对比度越大,反射越大。硅的介电常数为 11.9,远高于空气 (1),因此,太赫兹波会在 硅和空气的界面处反射。 ...