Hybrid Modular Multilevel Converter With Arm-Interchange Concept for Zero-/Low- Frequency Operation of AC Drives.
Ahmed A. ElserougiIbrahim AbdelsalamAhmed M. MassoudShehab AhmedPublished in: IEEE Access (2020)
Keyphrases
- low frequency
- high frequency
- wavelet transform
- frequency domain
- subband
- discrete wavelet transform
- wavelet coefficients
- low and high frequency
- frequency band
- low pass
- original images
- wavelet analysis
- high frequency components
- electromagnetic fields
- control method
- image compression
- contourlet transform
- high resolution