Design and construction Integrated circuits 37 Very large scale integration 23 Semiconductors 11 Computer-aided design 10 Circuits 9 Testing 8 Junctions 7 Electronic digital computers 6 Systems on a chip 6 Microelectronics 5 Wireless communication systems 5 Electronic industries 4 Equipment and supplies 4 Quality control 4 Radio circuits 4 Reliability 4 Very high speed integrated circuits 4 Automation 3 Computers 3 Data processing 3 Digital techniques 3 Electronic apparatus and appliances 3 Electronic circuit design 3 Electronic systems 3 Fault-tolerant computing 3 Signal processing 3 System design 3 Application-specific integrated circuits 2 Design 2