The influence of non-audible high frequency noise on the playback sound of audio equipment.
Daiju KobayashiTakeshi KuwabaraTakahiro YoshidaPublished in: GCCE (2017)
Keyphrases
- high frequency
- low frequency
- high frequencies
- high frequency components
- discrete wavelet transform
- audio signal
- high resolution
- digital video
- visual quality
- noisy environments
- low pass
- wavelet transform
- multimedia
- frequency band
- subband
- wavelet domain
- high pass
- signal processing
- multiscale
- wavelet coefficients
- frequency domain
- random noise
- noise reduction
- computer vision
- video streams
- audio visual
- dct domain
- speaker identification