Low-Frequency Pulse Voltage Injection Scheme-Based Sensorless Control of IPMSM Drives for Audible Noise Reduction.
Gaolin WangDianxun XiaoNannan ZhaoXueguang ZhangWei WangDianguo XuPublished in: IEEE Trans. Ind. Electron. (2017)
Keyphrases
- noise reduction
- low frequency
- high frequency
- noisy environments
- wavelet transform
- edge preserving
- signal to noise ratio
- frequency domain
- edge detection
- noise level
- median filter
- subband
- wiener filter
- diesel engine
- low pass
- visual quality
- frequency band
- control system
- vector median filter
- image processing
- multiresolution
- discrete wavelet transform
- wavelet domain
- control strategy
- image coding
- image quality
- feature vectors
- speech enhancement
- multiscale
- computer vision
- hearing aids