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17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.

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模拟电路基础


Dive into analog circuit fundamentals, from semiconductor basics to feedback amplifiers, mastering analysis and design of essential electronic systems for signal processing and amplification.
- XuetangX
- Self-Paced
- Free Online Course
飞行器结构力学


Master the mechanics and structural analysis of aircraft components, from basic elastic principles to finite element methods, covering beams, plates, shells, and stability analysis.
- XuetangX
- Self-Paced
- Free Online Course
电工和电子技术I

Discover fundamental electrical and electronic principles, from DC circuits to semiconductor devices, while developing analytical skills for amplifier design and PLC control systems.
- XuetangX
- Self-Paced
- Free Online Course
通信网理论基础


Dive into communication network theory fundamentals, covering queuing theory, graph theory, and reliability analysis for network planning, design, evaluation, and optimization.
- XuetangX
- Self-Paced
- Free Online Course
概率、随机过程与随机几何及其应用


本课程旨在讲解概率论、随机过程和随机几何的基础及深层次概念，并重点强调如何将这些理论应用于信息相关工程问题的解决。
- XuetangX
- Self-Paced
- Free Online Course
电影音乐


Explore the intricate relationship between music and film through comparative studies of Eastern and Western film scores, focusing on orchestration, functionality, and cultural significance.
- XuetangX
- Self-Paced
- Free Online Course
莎士比亚名剧赏析


深入探索莎士比亚五部经典名剧，从文艺复兴时期的历史背景出发，通过细致赏析感受戏剧魅力，提升文学鉴赏能力和审美品位。
- XuetangX
- Self-Paced
- Free Online Course
智能电子系统设计与实践


探索智能电子系统的设计与实践，掌握传感器原理、电子元器件应用及仿真开发平台，为电子信息技术领域打下坚实基础。
- XuetangX
- Self-Paced
- Free Online Course
化工设计与实践I

展开化工设计学习的学员务必先知，本课程视频内容虽然简短易学，但是后面的实例繁多。如果学而不时时习之，就会有化工设计的规矩森严，瓶颈坚固之感。如果按部就班，勤加练习，就会受益良多。
- XuetangX
- Self-Paced
- Free Online Course
系统安全评估原理


通过本课程学习，使学生了解安全评估现状及发展趋势，掌握安全评估原理与基本方法，掌握重大事故后果评估方法，掌握针对某一行业安全评估方法选取与应用的原则与基本技巧。
- XuetangX
- Self-Paced
- Free Online Course
现代探测技术


通过本课程学习, 使研究生掌握现代光学探测技术相关器件特性、系统设计及典型应用, 为专业知识的学习与应用打下必要的基础；培养学生独立分析问题、解决问题的能力及创新意识。
- XuetangX
- Self-Paced
- Free Online Course
最优与鲁棒控制


Discover optimal and robust control through variational methods and dynamic programming, covering linear-quadratic problems, Pontryagin's principle, and multi-agent systems.
- XuetangX
- Self-Paced
- Free Online Course
微波遥感与信道建模


面向5G/6G通信、遥感与智慧城市等关键领域，系统讲授雷达遥感与信道建模核心方法，培养学生跨学科科研能力与国际化工程视野，是电子信息研究生不可或缺的专业课程。
- XuetangX
- Self-Paced
- Free Online Course
低空经济产业创新概述


探索低空经济产业全景，掌握技术-经济-政策-实践四维知识体系，解析产业链协同、核心技术支撑与多元应用场景，培养复合型产业人才所需的系统认知与实战能力。
- XuetangX
- Self-Paced
- Free Online Course
光电成像技术与系统


北京理工大学研究生光电成像公开课，覆盖红外、偏振等核心理论与自动驾驶、医疗等多领域应用，助学习者掌握技术原理、提升实践能力，为相关研究与工程实践筑牢基础。
- XuetangX
- Self-Paced
- Free Online Course

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