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全球首款全频段高速通信芯片问世
Ke Ji Ri Bao· 2025-08-29 00:19
Core Insights - A groundbreaking adaptive, broadband, high-speed wireless communication chip has been developed using advanced thin-film lithium niobate photonic materials, marking a significant achievement in optoelectronic integration technology [1][2] - The chip overcomes the limitations of traditional electronic hardware, which operates only in single frequency bands, by enabling cross-band functionality [1] - The system achieves a transmission rate exceeding 120 gigabits per second, meeting the peak rate requirements for 6G communication [2] Group 1 - The chip integrates capabilities for broadband wireless and optical signal conversion, low-noise carrier signal coordination, and digital baseband modulation, effectively bridging the gap between different frequency devices [1] - The proposed integrated optoelectronic oscillator (OEO) architecture utilizes high-precision optical micro-ring frequency locking, enabling rapid and precise generation of communication signals across a super-wide frequency range from 0.5 GHz to 115 GHz [1] - This innovation addresses previous challenges in balancing bandwidth, noise performance, and reconfigurability, representing a milestone breakthrough in the field [1] Group 2 - The chip is expected to lay the hardware foundation for "AI-native networks," allowing dynamic adjustment of communication parameters to adapt to complex electromagnetic environments [2] - Future applications include enhancing base stations and vehicular devices to accurately sense their surroundings during data transmission, driving upgrades in key components such as broadband antennas and optoelectronic integrated modules [2] - The development paves the way for efficient utilization of frequency spectrum resources in terahertz and higher frequency bands for 6G communication [2]
8.28犀牛财经晚报:多家银行宣布下调存款利率 国泰君安国际在香港推出加密货币交易服务
Xi Niu Cai Jing· 2025-08-28 10:28
Group 1: Banking Sector - Several small and medium-sized banks have announced a reduction in RMB deposit rates, with declines ranging from 10 to 20 basis points [1] - Three banks in Sichuan Province plan to jointly establish a wealth management company, expressing confidence in obtaining the necessary license [1] Group 2: Technology and Innovation - A new adaptive, full-bandwidth, high-speed wireless communication chip has been developed by Chinese scientists, capable of achieving over 120 Gbps transmission rates, meeting 6G communication requirements [2] - Guotai Junan International has officially launched cryptocurrency trading services in Hong Kong, allowing clients to trade various cryptocurrencies [2] Group 3: Consumer Goods - The sales of matcha beverages have surged, with new products selling over 10,000 cups in their first week, indicating a growing trend among young consumers [2] Group 4: Financial Performance Reports - Zhujiang Beer reported a net profit of 612 million yuan for the first half of 2025, a year-on-year increase of 22.51% [6] - Baolong Technology's net profit decreased by 9.15% year-on-year, despite a revenue increase of 24.06% [7] - Nanshan Aluminum achieved a net profit of 2.625 billion yuan, up 19.95% year-on-year [8] - Jindi Co. reported a net profit increase of 32.86% year-on-year, with revenue growth of 40.57% [10] - Caitong Securities reported a net profit of 1.083 billion yuan, a year-on-year increase of 16.85% [11] - Yili Co. reported a net profit of 7.2 billion yuan, a year-on-year decrease of 4.39% [12] - China Galaxy reported a net profit increase of 47.86% year-on-year, with revenue growth of 37.71% [15] Group 5: Market Trends - The ChiNext 50 Index surged by 7.23%, with significant gains in semiconductor and computing power sectors, while the overall market saw over 2,800 stocks rise [16]
重磅!我科学家研发出这一芯片,全球首款!
Huan Qiu Wang Zi Xun· 2025-08-28 00:44
Core Viewpoint - The research team has developed the world's first adaptive full-band high-speed wireless communication chip based on optoelectronic integration technology, laying a revolutionary hardware foundation for the practical application of 6G communication technology [1][2]. Group 1: Technology Breakthrough - The chip, the size of a fingernail, can dynamically allocate resources across a full frequency range from microwave, Sub 6 GHz to millimeter wave and even terahertz, achieving data transmission speeds exceeding 120 Gbps [1][3]. - The system utilizes advanced thin-film lithium niobate photonic materials and introduces a new architecture called "ultra-wideband optoelectronic fusion wireless transceiver engine," which allows for broad, rapid, and precise frequency reconstruction [2][3]. Group 2: Performance and Capabilities - The chip can generate communication signals across an ultra-wide range of 0.5 GHz to 115 GHz with high precision and low noise, overcoming the classic industry challenge of noise accumulation at high frequencies [3]. - The system demonstrates impressive performance consistency, maintaining stable communication quality across all frequency bands, with no degradation in high-frequency performance [3]. Group 3: Future Implications - This technology will enable more flexible and intelligent AI wireless networks, potentially reshaping the future landscape of wireless communication [4]. - It lays the hardware foundation for a truly "AI-native network," capable of dynamically adjusting communication parameters to adapt to complex electromagnetic environments [4]. - The breakthrough is expected to drive upgrades in key components such as broadband antennas and optoelectronic integrated modules, leading to a comprehensive transformation across the entire industry chain [4].