There are actually many directions for the postgraduate entrance examination of electronic information engineering. The direction of postgraduate entrance examination is different in different disciplines. The first-level discipline is a major discipline, and two disciplines is a sub-discipline.
Electronic science and technology: physical electronic circuits and systems
Information and communication engineering: communication and information system signal and information processing
Control Science and Engineering: System Engineering Identification and Intelligent System Mode
You can apply for:
1 Circuit and system
2 integrated circuit engineering
3 automatic control engineering
Pattern recognition and intelligent system
5 communication and information system
6 signal and information processing
7 electronics and communication engineering