Big data information system
Cloud computing and data
Artificial intelligence applications
Information security technology
Blockchain and Data
Internet of Things and Intelligence
Business Intelligence Analysis
decision support system
Data mining techniques
Information system optimization
Information System Architecture
User experience design
Data visualization
Cross organizational systems
Information system governance
Information system integration
E-commerce system
Information system security
Data analysis methods
Information system evaluation
Signal processing algorithms
Speech signal processing
Image recognition technology
radar signal processing 
Biological signal processing
Signal compression technology
Signal transmission optimization
Signal quality assessment
Signal encryption technology
Signal demodulation technology
Signal detection analysis
Signal filtering technology
Signal feature extraction
Signal noise suppression
Signal reconstruction technology
Signal recognition technology
Signal synchronization technology
Signal coding technology
Signal modulation and demodulation
Signal parameter estimation
5G communication technology
IoT technology
Communication network optimization
Communication Security and Privacy
Communication network architecture
Research and development of communication equipment
Communication industry model
Communication marketing strategy
Research on the Communication Market
Communication development strategy
Communication protocol design
Satellite communication technology
Quantum communication technology
Spectrum resource sharing
Communication signal processing
Cognitive communication technology
Visible light communication
Communication anti-interference
Optimization of communication energy efficiency
Communication network integration