The general situation of the postgraduate entrance examination of Beihang Communication Engineering is as follows: professional name: information and communication engineering research direction: communication and information system signal and information processing information network integrated circuit design remote sensing transmission and processing aviation and satellite navigation technology preliminary test major: 92 1 comprehensive basic course for communication major or 923 comprehensive basic course for information major: 92 1 comprehensive electronic circuit foundation for communication major (second edition) or advanced. Education Press Zhang Analog Electronic Technology Foundation (4th Edition) Higher Education Press Children's Engineering Electromagnetic Field Foundation (Chapters 1, 3-8) Study Guide of Electromagnetic Field Theory, Beihang Press, Signal and System Electronics Industry Press Su (2nd Edition Chapter 1-8) Higher Education Press Zheng et al. 923 Comprehensive Mathematical Physics Methods for Information Specialty (Chapters 7-9, 12,/kloc-0) Liang Zhu's Random Process and Its Application (3rd Edition) Chapter 6) Tsinghua University Press (1986) Lu Dagan's Signals and Systems (2nd Edition, Chapter 1-Chapter 8), Higher Education Press, Zheng et al.