Reduction of Intensity Noise in Semiconductor Lasers by Simultaneous Usage of the Superposition of High Frequency Current and the Electric Negative Feedback.
Minoru YamadaItaru TeraKenjiro MatsuokaTakuya HamaYuji KuwamuraPublished in: IEICE Trans. Electron. (2012)
Keyphrases
- high frequency
- low frequency
- high frequencies
- visual quality
- high resolution
- high frequency components
- negative feedback
- subband
- wavelet transform
- low pass
- discrete wavelet transform
- positive feedback
- power supply
- frequency domain
- multi resolution analysis
- image processing
- wavelet coefficients
- relevance feedback
- wavelet domain
- random noise
- image quality
- multiresolution
- learning environment
- high quality
- computer vision
- low and high frequency