Born in 1946, professor, doctoral supervisor, former deputy dean of the School of Communication Engineering, senior member of the Chinese Institute of Communications, senior member of the Chinese Institute of Electronics, member of the China Radio and Television Professional Committee, and director of the Shaanxi Institute of Electronics. Mainly engaged in the teaching of "Analog Electronic Circuits", "High Frequency Electronic Circuits", "TV Principles", "Modern Filter Networks" and other courses, and wrote "TV Principles and Modern TV Systems", "Video Technology and Multimedia CDs" More than 10 textbooks and books such as "The Third Generation of Mobile Communication Wireless Enhancement Technology" and "The Principles of Communication System Billing". The main research directions are wireless communication, communication anti-jamming, TV systems, network measurement, etc., presided over the National Natural Science Foundation of China, etc. Research projects, published more than 60 papers.