10 public-domain matches
Switching
Switching Theory And Logic Design
Data Communications and Network Technologies
Simulation and Analysis of High Voltage Engineering in Power Systems
IS/QC 750105: Semiconductor Devices - Discrete Devices - Signal (Including Switching) and Regulator Diodes -Blank Detail Voltage-Regulator Diodes and Voltage-Reference Diodes, Excluding Temperature-Compensated Precision Reference Diodes
US Patent 2602150: High-speed brightness switching for static type constant current regulators
SWITCHING OVER TO SOLAR ENERGY SECTOR DUE TO DIESEL PRICE HIKE (1-Mar-2013)
IS 6297-4: Transformers and Inductors (Power, Audio, Pulse and Switching) for Electronic Equipment, Part 4: Pulse and Switching Transformers

Simplified curve and switch work
Ralph in the Switch Tower