PEH	Piezoelectric Energy Harvesting
SSHI	Synchronized Switch Harvesting on Inductor
P-SSHI	Parallel Synchronized Switch Harvesting on Inductor
SP	Self-Powered
S-SSHI	Serial Synchronized Switch Harvesting on Inductor
PEts	Piezoelectric transducers
ML	Lithium Manganese Dioxide Rechargeable coin cell Battery
AC	Alternating Current
DC	Direct Current
SEH	Standard Energy Harvesting approach
SECE	Synchronized Electrical Charge Extraction
SSD	Synchronized Switch Damping effect
D-SSHI	Double Synchronized Switch Harvesting on Inductor
BJT	Bipolar Junction Transistor
MOSFET	Metal Oxide Semiconductor Field Effect Transistor
Vpp	Voltage peak to peak
NVC	Negative Voltage Converter
PMOS	Positive channel Metal-Oxide Semiconductor
NMOS	Negative channel Metal-Oxide Semiconductor
PKD	Peak Voltage Detector
PCD	Piezoelectric Circular Diaphragm
IC	Integrated Circuit