A Low-Noise CMOS THz Imager Based on Source Modulation and an In-Pixel High-Q Passive Switched-Capacitor N-Path Filter.
Assim BoukhaymaAntoine DupretJean-Pierre RostaingChristian C. EnzPublished in: Sensors (2016)
Keyphrases
- high noise
- image sensor
- switching median filter
- focal plane
- low signal to noise ratio
- noise reduction
- impulse noise
- salt and pepper noise
- low snr
- median filter
- noise detection
- power supply
- power consumption
- infrared
- noise level
- imaging systems
- impulsive noise
- signal detection
- noise free
- high pass filter
- gaussian noise
- noise removal
- high speed
- low variance
- random noise
- multiplicative noise
- high levels
- weighted averaging
- wiener filter
- nonlinear filters
- filtering method
- video camera
- signal to noise ratio
- circuit design
- received signal
- dynamic range
- image processing algorithms
- image restoration
- switched networks
- noisy pixels
- photon counting
- noise shaping
- charge coupled device
- image processing
- high signal to noise ratio
- morphological filters
- additive noise
- digital camera
- shortest path
- super resolution
- denoising
- input image
- color images