Three general analysis methods are discussed: amplitude, timeandfrequencyanalysis, which are the most elementary methods.
幅域分析法、时域分析法以及频域分析法。
2
Recent implementations of third - and fourth-order timeandfrequencyanalysis signatures in this processor are also briefly described.
第三和第四阶的时间和频率分析，签名，该处理器还简要介绍了近期实现。
3
This method analyzes VHF and UHF signal of detected cable joint, using timeandfrequencyanalysis. This method can be used for detecting PD pulse inside or outside the insulating joint.