A Sub-Sampling-Assisted Phase-Frequency Detector for Low-Noise PLLs With Robust Operation Under Supply Interference.
Chun-Wei HsuKarthik TripurariShih-An YuPeter R. KingetPublished in: IEEE Trans. Circuits Syst. I Regul. Pap. (2015)
Keyphrases
- image noise
- low frequency
- greater robustness
- low signal to noise ratio
- imaging artifacts
- noisy environments
- signal noise ratio
- noisy data
- weak signal detection
- salt pepper
- phase difference
- high noise
- phase information
- estimation error
- monte carlo
- direct sequence spread spectrum
- power spectra
- detection method
- low pass filtering
- high pass
- random noise
- sampling algorithm
- random sampling
- feature descriptors
- face detection