A phase locked loop device for automatic detection of sleep spindles and stage 2

This publication has 2 references indexed in Scilit:

• Tracking the dominant frequency of the EEG by phase-locked loop demodulation
  Electroencephalography and Clinical Neurophysiology, 1974
• Detection of Phase Characteristics of Alpha Waves in the Electroencephalogram
  IEEE Transactions on Biomedical Engineering, 1971