“four-remote” systems

100% cold OA systems

120 Command Information Systems

128-bit operating systems

2-D digital systems

2-D linear continue us-discrete systems

2-D singular systems

2-D state-delayed systems

2D systems

2-D systems

2-D systems with time-delays

3 Plus Network Systems

32 bit systems

32-bit operating systems

3-D geographic information systems

3D high-lift systems

3-D measuring systems

3D scanning systems

3D treatment-planning systems

3G mo bile communications systems