Engineering & Applied Sciences 144 Computer Science 73 Electrical & Computer Engineering 68 Telecommunications 60 Mobile communication systems 9 Electrical Engineering 8 Wireless communication systems 8 Mobile computing 7 Health & Biological Sciences 5 Medicine 5 Computer networks 4 Database management 3 Medical & Biomedical Informatics 3 Sensor networks 2 Ad hoc networks (Computer networks) 1 Aeronautics Engineering & Astronautics 1 Chemical & Materials Engineering 1 Civil & Environmental Engineering 1 Computer algorithms 1 Digital techniques 1 Digital television 1 Local area networks (Computer networks) 1 Materials Science 1 Mechanical Engineering 1 Medical Technology 1 Medicine - General 1 Operating systems (Computers) 1 Personal communication service systems 1 Portable computers 1 Recording and reproducing 1