Patent ID: 6919692

Claim:
Gas-discharge light source control device includes a gas-discharge lamp as a load, resonance circuit in the form of choking coil and capacitor coupled to the load, an ignition pulse generator with a power controlled switch and (L) element coupled to the load, a power supply mains, and a control command circuit formed by microprocessor control unit with a pulse oscillator, load state control elements, current and voltage level monitoring elements and a starting switch with controlling driver of a switching element, and characterised in that it contains power supply mains timing block, which is galvanically connected to microprocessor control unit and power supply mains, detector of frequency-modulated signals, coupled inductively to power supply mains timing unit and galvanically to the microprocessor control unit, voltage source, connected to ignition pulse generator, whose power control switch is coupled to microprocessor control unit, and electric current source, coupled to power supply mains and resonance circuit located where choking coil and capacitor connect; then current and voltage level control elements are installed into the power supply mains and coupled to microprocessor control unit capable of receiving remote commands, transmitting telemetric signals through the power supply mains and monitoring load parameters, depending on current and voltage of the power supply mains, the level of signals of load state monitoring elements and remote control signals; the starting switch is coupled to the load and through the driver to microprocessor control unit, and load state control elements are connected to load and microprocessor control unit, while the inductive element of the ignition pulse generator is a transformer with its secondary winding being coupled in series to the choking coil of the resonance circuit and to the load.