1. The design of flyback switching transformer and feedback control loop and the improvement of the circuit for considering electromagnetic compatibility are the critical technologies.

2. Networked control system(NCS) is the system that feedback control loop communicate through a real-time network.

3. Repetitive controller also is designed out of state feedback control loop to improve static performance of APF.

4. Fault-tolerant control is realized by introducing fault-assist feedback control loop in feedback loop.

5. The insertion of the communication network feedback control loop inevitably produces the time delays.

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6. The insertion of the communication network in the feedback control loop makes the analysis, simulation and design of networked control systems complicated.

7. The detection methods of oscillation and sluggishness in feedback control loop are given, in order to reduce the diagnosis range of poor performance causes.

8. From the automatic tuning technology of DM4 system, a major conclusion is that self-tuning database technology should be based on the paradigm of a feedback control loop.

9. The paper presents a high accuracy digit velocity device and speed feedback control loop.

10. We analyze the working principle and technical characteristics of the feedback control loop in this power supply in detail.

11. The main principle that we pursued in the self-tuning design of DM4 network subsystem and I/O subsystem is the concept of an online feedback control loop.

12. Realization of the control needs analysis and design of the feedback control loop.

13. A new modeling and design method for the parameter optimization of the feedback control loop of switching regulators is presented.