An apparatus for controlling an operation of a linear compressor includes: a sensorless circuit unit for detecting a current and a voltage applied to a linear compressor and outputting a work operation value corresponding to them; a stroke controller for receiving the work operation value and outputting...http://www.google.ca/patents/US6537034?utm_source=gb-gplus-sharePatent US6537034 - Apparatus and method for controlling operation of linear compressor
