(Topics include but are not limited to)
Signal Processing and Detection
Radar and sonar signal processing
Communication signal processing
Audio and sound signal processing
Sensor array and multi-channel signal processing
Multimedia signal processing
Speech and Language Processing
Image and video processing
Signal Processing in Computer Vision and Robotics Technology
optimization method 
Computational imaging/spectral imaging
machine learning
Signal processing through graphics and networks
Compressed sensing and sparse modeling
Nonlinear signal processing
Statistical signal processing
IoT signal processing
Information forensics and security
Educational signal processing
Big data signal processing
Signal processing of power system
Design/Implementation of Signal Processing System
Computer and Network Security
Network Engineering and Security
Language Programming
Assembly language programming
C language programming
Network Programming
distributed system 
Computer Networks and Communication
operating system
data structure