2.5G

Domestic First 12-Inch Silicon Photonic Chip Wafer Platform Launched; China Mobile Participates in New Stone Unmanned Vehicle D-Round Financing; Ministry of Industry and Information Technology to Accelerate the Cultivation of Five Key Application Scenarios

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Technology Domestic First 12-Inch Silicon Photonic Chip Wafer Platform Launched According to news from “China Optics Valley”, the first domestic wafer service platform based on a 12-inch 40nm CMOS process line, featuring a fully localized silicon photonic PDK (Process Design Kit), TDK (Test Design Kit), and ADK (Assembly Design Kit), has officially been launched in … Read more

Ministry of Industry and Information Technology: Accelerating the Cultivation of Key Application Scenarios in 5G+, Artificial Intelligence+, and Robotics+

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5G+ Beidou + Robotics, factories are in a panic, but the bosses are smiling. Recently, the Ministry of Industry and Information Technology held a meeting proposing to promote the integration of five key technologies: 5G, artificial intelligence, robotics, industrial internet, and Beidou navigation. This is not just a simple list of technologies; it aims to … Read more

Recommended High-Frequency Microwave Circuit Board Material Cases

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– 5G Base Station Massive MIMO Antenna Array: A leading equipment manufacturer uses Rogers RO3010 high-frequency substrate (Dk=10.2) with a hybrid pressing process, increasing the antenna unit density to 64 units per board, supporting a transmission rate of 10Gbps in the 28GHz band, with insertion loss reduced by 15%. – L4 Level Autonomous Driving Millimeter-Wave … Read more

Guide to Avoid Pitfalls When Choosing 5G Plans: Recognize the SA Standalone Network Identifier, The Secret to a 40% Speed Boost

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When you excitedly upgrade to a 5G plan at the service center, but find that the speed at home is not much different from 4G—don’t rush to blame your phone; the issue may lie with the plan!The true watershed for experiencing 5G lies in the small print of “SA Standalone Network”. Real-world data from operators … Read more

The Development of IoT Sees a Dual Improvement in Quality and Quantity: China Telecom’s Network + Platform Empowers Intelligent Applications

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In the era of the Internet of Things, traditional connection methods are being continuously redefined. Recently, the Ministry of Industry and Information Technology and the National Development and Reform Commission jointly released the “Guidelines for the High-Quality Development of Industrial Parks.” It specifies that the leading industries in the parks should not exceed three, promotes … Read more

Zhuhai Yueya Semiconductor (Proposed Listing on Shenzhen Stock Exchange’s Growth Enterprise Market): Ongoing Projects

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Zhuhai Yueya Semiconductor focuses on the advanced packaging field of semiconductors, centering aroundAI, 5G, automotive electronics, and high-power power management as the four core application directions, with “IC packaging substrates + embedded packaging modules” as the core product line, laying out multiple high-barrier ongoing projects. These projects are all based on the company’s self-developed core … Read more

In-Depth Research on the PCB Industry (2025)

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PCB Industry Research Report (2025) 1. Industry Overview and Global Position PCB (Printed Circuit Board), as the support and electrical connection carrier for electronic components, is a core foundational component of the electronic information industry, often referred to as the “heart of electronic systems.” The global PCB industry is characterized by an “Asian dominance, with … Read more

Significant News! Chip Giant Unisoc Launches IPO, Benefiting These A-Share Companies

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Significant News! Valued at 70 billion! Chip giant Unisoc has launched its IPO, benefiting these A-share companies. The Chinese chip industry is witnessing a milestone event as the world’s fourth-largest smartphone chip manufacturer officially enters the capital market. On June 27, 2025, the official website of the China Securities Regulatory Commission quietly updated a record: … Read more

Detailed Specifications of Qualcomm Snapdragon 6, 7, and 8 Series SoCs Released Since 2020, Sorted by Release Date

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Detailed Specifications of Qualcomm Snapdragon 6, 7, and 8 Series SoCs Released Since 2020, Sorted by Release Date

Snapdragon 8 Series Snapdragon 888 (Super Dragon) Release Date: December 2, 2020, Qualcomm, USA Process Technology: Samsung 5nm CPU Architecture: 1×Cortex-X1 (2.84GHz) + 3×Cortex-A78 (2.42GHz) + 4×Cortex-A55 (1.8GHz), Qualcomm, USA Cache Configuration: L3 Cache 4MB, System Cache 3MB GPU: Adreno 660 (Frequency 840MHz), Qualcomm, USA Memory Support: LPDDR5-3200 5G Support: Integrated X60 Modem (Downlink 7.5Gbps), … Read more

5G NR Protocol: Priority Preemption

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5G NR Protocol: Priority Preemption

If the resource blocks (RB) within a certain bandwidth part (BWP) are highly utilized, then high-priority services with low latency requirements may need to preempt resource blocks that have already been allocated to another connection.This type of preemption is illustrated in Figure 3.41. In the example, the packet scheduler allocates a set of resource blocks … Read more