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PWLL, the p-Wave Locked Loop, helps determining instantaneously the p to p time interval of the ECG and enables us to perform heart rate variability studies with p_p variation. In the previous PWLL circuit, the prefixed delay given for changing over from r-wave to p-wave might fail to work for certain abnormal p_p variations present in ECGs. In this improved version of the PWLL, the time duration...
Utilization of renewable energy resources is gaining momentum in several countries. Establishment of distributed renewable energy plants would cover the regional needs of the country besides sharing the power distribution with other parts of the country. For implementing this establishment, the country is proposed to be divided into several power regions named as cells or nodes and one or more renewable...
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