FOREWORD

Special Section on Analog Circuit Techniques and Related TopicsI am honored to introduce this special section on analog circuit techniques and related topics.Analog circuits play a crucial role in enabling a wide range of technologies, from high-performance signal processing to energy-efficient power management.They form the foundation of many modern systems, including communication devices, sensors, power electronics, and biomedical equipment.As these applications evolve, the demand for innovative analog circuit techniques continues to grow.Additionally, the use of analog circuits has rapidly expanded, now covering broad fields such as IoT (Internet of Things) and AI (Artificial Intelligence).This special section presents a selection of high-quality papers that address the latest challenges and opportunities in analog circuit design and related fields.The topics covered include DC-DC converters, wireless power transfer, distributed amplifiers, and neural network technologies for automated analog circuit design.The authors provide both theoretical insights and practical implementations, offering a comprehensive overview of the current state and future directions in this field.I believe readers will find a wealth of innovative ideas in the technical papers featured in this special section.