Semiconductor Integrated Circuits (Second Edition)

1. Overview of the Textbook Knowledge Framework The textbook revolves around the fundamental principles, manufacturing processes, circuit design, functional components, and applications of semiconductor integrated circuits, consisting of 12 chapters divided into four major modules: Fundamental Theory Module (Chapters 1-4) Chapter 1 Introduction: Introduces the concept, development history, principles, and challenges of integrated circuits (issues … Read more

New Variables in the Semiconductor War! Lee Jae-myung Calls Trump at Midnight for a Favor, While Secretly Taking Two Actions Towards China…

On June 4th, the weather in Seoul was not too hot, but the atmosphere in the Blue House was already a bit tense… Lee Jae-myung had just won the presidential election with 49.42% of the votes, and before he could celebrate properly, he hurriedly made a phone call—not to a member of Congress or to … Read more

Technical Implementation Approaches for Semiconductor Tunable Lasers

Abbreviations Used in This Article (1) DFB：Distributed Feedback Laser(分布式反馈激光器)。It provides feedback through an integrated Bragg grating (a periodically modulated refractive index structure), achieving single longitudinal mode laser output with narrow linewidth and high wavelength stability, widely used in optical communication and sensing fields. (2) DBR：Distributed Bragg Reflector Laser(分布式布拉格反射器激光器)。Similar to DFB but with a different structure, … Read more

The Impact of China’s Rare Earth Exports on the Semiconductor Industry

1. Recent News Reports on Rare Earth Exports According to the Ministry of Commerce website, on the evening of June 7, a reporter asked: Recently, many countries have expressed concern over China’s export control measures on rare earths. What measures will China take to address these concerns? In response, the spokesperson of the Ministry of … Read more

120 Billion: A Semiconductor Pioneer Faces Bankruptcy

Defeated by Chinese competitors. Author: I Liu Bo Reported by: Investment界PEdaily It is lamentable. According to the Wall Street Journal, American silicon carbide wafer leader Wolfspeed is about to file for bankruptcy. Following the news, the company’s stock price plummeted 60% overnight on Wednesday, topping the list of declines in the US stock market. Wolfspeed … Read more

Comparison of Real-Time Performance of Commonly Used RTOS in Embedded Development

For real-time operating system (RTOS) kernels, the speed of quickly finding the highest priority task from the task ready list is an important metric for measuring real-time performance.This article analyzes the highest priority task lookup algorithms of μCOS-II, μCOS-III, and FreeRTOS, providing reference for selecting RTOS for embedded development applications.First, the conclusions are given:1) μCOS-II … Read more

AI Module Robotics Programming Course for Ages 7-10

– Linxia City LeBo Robotics Programming Education – AI Module Robotics Programming Course <<< For Ages 7-10 | Regular Course >>> Course Introduction Product Positioning: An educational AI product developed for youth worldwide, integrating voice, vision, and emotional expression technologies. Core Technology: Utilizes self-developed smart servo motors. Supports five programming languages: modular, Scratch, Python, C, … Read more

AI and Elderly Care: Humanoid Robots Bring a New Model of Elderly Care! Robots Are in the Testing Phase

AI is now popular worldwide, with familiar names like Doubao, DeepSeek, and ChatGPT, which even ordinary people can use for short video promotions, personal image clips, and office document production. Recently, it was mentioned on China National Radio that elderly care robots will enter a phase of large-scale application, with prices becoming more affordable, bringing … Read more

Guangdong Accelerates the Creation of an Innovation Hub for Artificial Intelligence and Robotics Industry

According to a report from China News Service in Guangzhou on June 7 (Reporter Sun Qiuxia), in recent years, Guangdong has introduced a series of policies to support the innovative development of the artificial intelligence and robotics industry. With a complete industrial chain and a strong industrial foundation, Guangdong is accelerating the creation of a … Read more

ZhiTe New Materials Ventures into AI Chemical Robotics, Incubating Super Insulation Materials

Stock Analysis: Partnering with the University of Science and Technology of China, laying out the chemical robotics and AI for Science new materials industrialization.Continuing to deepen the fiber masterbatch business, with new production capacity expected to be gradually released in the second half of 2025. According to the company’s official WeChat account, in April 2025, … Read more