An adjustable power supply circuit for a treatment and/or disinfection system using high intensity broad-spectrum pulsed light that includes a capacitor power supply, a capacitor bank connected to the capacitor power supply and a high intensity light source, a trigger circuit including a trigger coil connected to the high intensity light source, and a controller. The capacitor bank includes a plurality of capacitors connected in series and/or in parallel, where the capacitor bank is adjustable to adjust an amount of energy supplied to the high intensity light source. The controller receives input data and controls charging of the capacitor bank by the at least one capacitor power supply to power the high intensity light source at a desired voltage and triggers the trigger circuit to turn on the light source at the desired voltage to strobe pulsed light with an amount of fluence to treat contaminants.

An electronic device adapted for adjusting a light effect of a CCFL is provided. The electronic device is electronically connected to the CCFL. The electronic device comprises a PWM controller configured to receive at least a digital signal and to output a specific-frequency reference signal according to the digital signal, a driver electronically connected to the PWM controller and configured to output a first voltage signal according to the specific-frequency reference signal, and a transformer electronically connected to the driver and the CCFL. The transformer amplifies the first voltage signal to generate a second voltage signal and sends the second voltage signal to the CCFL. A light effect is generated by the CCFL according to the second voltage signal.

An electronic device adapted for adjusting a light effect of a CCFL is provided. The electronic device is electronically connected to the CCFL. The electronic device comprises a PWM controller configured to receive at least a digital signal and to output a specific-frequency reference signal according to the digital signal, a driver electronically connected to the PWM controller and configured to output a first voltage signal according to the specific-frequency reference signal, and a transformer electronically connected to the driver and the CCFL. The transformer amplifies the first voltage signal to generate a second voltage signal and sends the second voltage signal to the CCFL. A light effect is generated by the CCFL according to the second voltage signal.

The present invention discloses a stroboscopic lamp apparatus comprising a main control module and a number of LED modules. The main control module comprises a main CPU and a battery module supplying power to the stroboscopic lamp apparatus. The output terminal of the main CPU connects to two power bus lines. Each of the LED modules consists of a slave module and a number of LED wafers. The slave module comprises a slave CPU. The slave CPU comprises two bus connection pins, a number of address pins, and a number of output pins. The two bus connection pins are connected to the two power bus lines respectively. Different voltages are applied to the the address pins in order to configure different communication addresses. The output pins are connected to the plurality of the LED wafers.

The present invention discloses a stroboscopic lamp apparatus comprising a main control module and a number of LED modules. The main control module comprises a main CPU and a battery module supplying power to the stroboscopic lamp apparatus. The output terminal of the main CPU connects to two power bus lines. Each of the LED modules consists of a slave module and a number of LED wafers. The slave module comprises a slave CPU. The slave CPU comprises two bus connection pins, a number of address pins, and a number of output pins. The two bus connection pins are connected to the two power bus lines respectively. Different voltages are applied to the the address pins in order to configure different communication addresses. The output pins are connected to the plurality of the LED wafers.

A method for flashlamp control, in which a main pulse of the lamp current, producing a flash, is generated, and a pre-pulse of the lamp current is previously generated by application of a bias voltage includes a flashlamp with an ignition electrode, a bias voltage source, a main voltage source and a control system. The load of the flashlamp is minimized during the production of a main pulse by a pre-ignition. A pre-pulse is generated by applying a plasma voltage which is higher than the bias voltage, as an electrode voltage, and igniting a plasma in the flashlamp by means of an ignition electrode and maintaining same by means of the bias voltage during the pre-pulse.

A method for flashlamp control, in which a main pulse of the lamp current, producing a flash, is generated, and a pre-pulse of the lamp current is previously generated by application of a bias voltage includes a flashlamp with an ignition electrode, a bias voltage source, a main voltage source and a control system. The load of the flashlamp is minimized during the production of a main pulse by a pre-ignition. A pre-pulse is generated by applying a plasma voltage which is higher than the bias voltage, as an electrode voltage, and igniting a plasma in the flashlamp by means of an ignition electrode and maintaining same by means of the bias voltage during the pre-pulse.

A discharge lamp driver includes a discharge lamp drive unit that supplies a drive current to the discharge lamp, and a control unit that controls the discharge lamp drive unit according to a drive current waveform, wherein the drive current waveform has a mixed frequency drive period including a unit drive period containing a first drive period in which a first drive current is supplied to the discharge lamp and a second drive period provided immediately after the first drive period, in which a second drive current is supplied to the discharge lamp, the first drive current is a half-period alternating current having a frequency higher than 10 Hz and not higher than 300 Hz, the second drive current is an alternating current having a frequency higher than 1000 Hz, and a length of the second drive period is equal to or longer than a length of the first drive period.

A stroboscopic device includes a flash discharge tube, a first element for performing switching operation of flash discharge tube, a second element for performing ON control of the first element by an ON operation, and performing OFF control of the first element by an OFF operation, a third element for performing the OFF control of the first element by an ON operation, and performing the ON control of the first element by an OFF operation, and a first circuit for holding the ON operation of the third element for a predetermined period. The first circuit includes a fourth element for holding the ON control of the third element by the ON operation, and a second circuit capable of setting an operation period of an ON operation of the fourth element. This makes it possible to prevent false operation of the first element due to noise with a simple circuit configuration.

A stroboscopic device includes a flash discharge tube, a first element for performing switching operation of flash discharge tube, a second element for performing ON control of the first element by an ON operation, and performing OFF control of the first element by an OFF operation, a third element for performing the OFF control of the first element by an ON operation, and performing the ON control of the first element by an OFF operation, and a first circuit for holding the ON operation of the third element for a predetermined period. The first circuit includes a fourth element for holding the ON control of the third element by the ON operation, and a second circuit capable of setting an operation period of an ON operation of the fourth element. This makes it possible to prevent false operation of the first element due to noise with a simple circuit configuration.