A light apparatus is provided having a housing and an array of light emitting units integrally formed within the housing, each light emitting unit containing at least one light emitting diode (LED). The apparatus further includes a processor in communication with the LEDs in each light emitting unit,...http://www.google.de/patents/US20050128743?utm_source=gb-gplus-sharePatent US20050128743 - Light apparatus and method for controlling the intensity of a light emitting diode
