Improvement of lighting systems. RU patent 2504930.

FIELD: electricity.

SUBSTANCE: power supply adapter (20) is designed for lighting unit (50) that has solid-state source (50a, 50b, 50c) of light. Power supply adapter (20) contains input (22) for connection with the main power supply source, power transmission module (40a, 40b, 40c, 140a) connected to input (22) and providing output signal fit to activate solid-state source (50a, 50b, 50c) of light and controller (30) that receives voltage signal from input (22) and is capable to send control signal to power transmission module (40a, 40b, 40c, 140a) in order to decrease power received from the input (22). Power supply adapter (20) receives current from the input (22) as a function of voltage at input (22) so that power supply adapter (20) is a variable resistor for supply mains.

EFFECT: improving efficiency of power transmission to solid-state source of light.

15 cl, 4 dwg

IPC classes for russian patent Improvement of lighting systems. RU patent 2504930. (RU 2504930):

H05B37/02 - Controlling

Another patents in same IPC classes:

Acoustic control unit / 2503157
Control unit comprises a microphone unit, a delay unit, a hysteresis unit with a source of reference voltage. In the microphone unit the point of connection of supply resistance and microphone is via a reservoir connected to the first inlet of the first comparator. This input via a filter-divider is connected with the second input of the first comparator, and via the first feedback it is connected to the output of the first comparator. The output of the first comparator is also connected with a signal input of the delay unit, the signal output of the latter is connected to the signal input of the hysteresis unit, more specifically - to the first input of the second comparator. The second input of the second comparator is connected to a source of reference voltage, and via the second feedback it is connected to the output of the second comparator.

Methods and devices for facilitation of creation, selection and/or adjustment of lighting effects or light shows / 2498540
Library of indexed and preset lighting effects or show are searched by the search engine on the basis of data submitted by a user/designer in order to identify a set of effects or shows having attributes which are related in certain extent to the data submitted by the user. Search results are presented then to the user; such results i.e. controlled subcollection of intellectually selected lighting effects or light shows which can be ranged in terms of relevancy and any of them can be easily selected by the user. The user can use one or more effects of shows from search results as is to be implemented by lighting system or change one or more effects of shows from search results in order to specify some aspect(s)/show(s) in compliance with the user preferences.

Light control system, and method of automatic presentation of lighting stage / 2497317
Main idea of the invention consists in improvement of presentation of a lighting stage by means of automatic interference compensation, as for example of an outside lighting source or a dynamic event of disturbance of the presented lighting stage. A version of implementation of the invention provides for a light control method for automatic presentation of the lighting stage by means of a lighting system. Besides, light control system (10) is adapted for surveying of the presented lighting stage for occurrence of interference (14, 20, 22, 24) and automatic repeated configuration of the lighting system so that the surveyed occurrence of interference can be compensated (16, 18, 12).

Light source with total low distortion by higher harmonics / 2491604
Light system includes the first lighting module and second lighting module connected to the first one in parallel. During each cycle of alternating current the first lighting module conducts current at the first cycle area while the second lighting module conducts current at the second cycle area. In case of these currents joining the total current supplied from the power supply source in essence corresponds to the shape of applied alternating voltage. In this connection occurring distortion is minimal and low level of distortion by higher harmonics is achieved.

Device and method of inputting colour selection / 2488242
Version of the invention provides a device (10) for inputting a colour selection, having a means (12) of selecting colour hue, which represents selected colours in form of a colour hue scale on its direction, a means (14) of selecting saturation, which represents the selected saturation scale on its direction. The means (12) of selecting colour hue and the means (14) of selecting saturation are arranged such that they include an overlapping region (16), and the means (14) of selecting saturation is transparent and shaded from completely transparent to completely white for viewing the colour hue and saturation selection in the overlapping region (16), and a means (18) of detecting positions of the means (12) of selecting colour hue and the means (14) of selecting saturation and generating a colour selection signal (19) depending on the detected positions.

Lighting appliances based on light-emitting diodes suitable for operation in grid, and methods of their supply and control / 2483498
Appliance comprises a body having several parts. In the first part of the body there is one or more circuit cards of supply and control, comprising one or more switched sources of supply for reception of linear AC voltage and release of output DC voltage, and a converter of a communication protocol for reception of the first commands of lighting formatted in accordance with the first protocol of communication, and conversion of at least some of the first lighting commands into the second lighting commands formatted in accordance with the second protocol of communication. In the second part of the body there are many modular circuit cards connected to a circuit card (circuit cards) of supply and control. Each modular circuit card comprises multiple lighting devices based on light-emitting diodes (LEDs), connected to output DC voltage and reacting at the second lighting commands, formatted in accordance with the second protocol of communication.

Unit of background lighting, liquid crystal display device, method of brightness control, program of brightness control and record medium / 2483497
Controller (11) LED assesses whether a temperature sensor (21) is normal in accordance with data of measured temperature, and controls brightness of LED (32), measured by an abnormal temperature sensor (21) in accordance with alternative data of temperature instead of temperature data measured by an abnormal temperature sensor (21).

Computer-controlled lighting system / 2482638
Lighting system comprises an interface (102) for description of a working surface (120) within the lighting system and the desired illumination of the working surface (120), at least one lamp (104a, 104b) for lighting of the working surface (120) and a processor (106) for automatic calculation of configuration parameters, which make it possible to configure at least one lamp (104a, 104b) so that the desired illumination of the working surface (120) could be achieved.

System and method to control led lamp power supply / 2481752
System to control LED lamp power supply comprises a LED controller (58); multiple LED channels (60), in the working position connected with the LED controller (58). Each of many LED channels (60) comprises a channel switch (62) arranged in series with at least one shunted LED circuit (83). Besides, the shunted LED circuit (83) comprises a shunt switch (68), arranged in parallel with a LED source (80). The LED controller (58) reduces power loss in the channel switch (62) or the shunt switch (68), when the power loss (Ploss) in electronic circuits of the LED lamp exceeds the power loss limit (Plim) in electronic circuits of the LED lamp; and each of channel switches (62) receives a signal (63) of channel switch control from the LED controller (58), and each of shunt switches (68) receives a signal (69) of shunt switch control from the LED controller (58). Versions are also described to control power supply of a LED lamp.

System and method to control led lamp colour / 2481751
System to control LED lamp colour comprises a LED controller (58); multiple LED channels (60), in process of work connected with the LED controller (58). Each of many LED channels (60) comprises a channel switch (62) connected in series with at least one shunted LED circuit (83). Besides, the shunted LED circuit (83) comprises a shunt switch (68), connected in parallel with a LED source (80). The LED controller (58) determines, whether the LED source (80) is in the control range with feedback, saves measured values of optical flow for the LED source (80), when the LED source (80) is in the control range with feedback and blocks saving of measured values of optical flow, when the LED source (80) is not in the control range with feedback.

Light diode lamp / 2248107
Device has block for connection to AC current source, converter for forming a DC current source and light diode group, consisting of multiple light diodes. Light diode group is provided with block for prior telling of service duration, including counter for measuring power-on period on basis of frequency of AC current source, integration device for power feeding, which is measured by counter, and for recording integrated value in energy-independent memory device and device for controlling power feeding mode for controlling light level of diodes in different modes, including normal lighting modes. Prior messaging block is meant for integration of power-on period for output of forwarding message, indicating approach of service duration end.

Controlled light-emitting diode light signal / 2249524
Proposed controlled light-emitting diode light signal contains N transformers whose primary windings are connected in series aiding and connected to supply source through contact of signal relay and power electrodes of transistor, and each of N secondary windings of transformers is connected through protective diodes with corresponding group of light-emitting diodes consisting of K light-emitting diodes connected in series aiding. Each of K x N light-emitting diodes of groups is optically coupled with each of parallel connected K x N photoresistors. Light signal contains resistor and comparator circuit where first point of connection of parallel-connected photoresistors is connected to point of connection of contact of signal relay and transformer, and second point of connection of parallel-connected photoresistor is connected to first output of resistor and input of comparator circuit. Comparator circuit consists of differential amplifier whose first input is connected with common contact of voltage drop relay, its front and resting contacts are connected to first and second sources of reference voltage, respectively, second input of differential amplifier being input of comparator circuit whose output connected to control input of pulse generator being output of differential amplifier. Second output of resistor is connected with point of connection of one of power electrodes of transistor and supply source. Invention makes it possible to control brightness of light-emitting diodes and stabilize radiation, and it provides possibility of double reduction of voltage and blackout.

Illumination control apparatus / 2249925
Apparatus includes primary pulse-type photo-converter with built-in photo detector forming output pulse-width modulated information signal; secondary converter including micro-controller, shaping amplifier, switch, display module, power unit, inductor, unit for controlling illumination, switching controller of power supply of mains. Secondary converter includes in addition real-time clock and standby power source. Primary pulse-type photo-converter is connected with secondary converter by means of two-wire line that is connected with inlet of shaping amplifier and first terminal of inductor at one side and outlet of primary pulse type converter at other side. Outlet of shaping amplifier is connected with first inlet of micro-controller whose second inlet is connected with switch. Third inlet of micro-controller is connected with outlet of real-time clock. First outlet of micro-controller is connected with first inlet of power unit. Second outlet of micro-controller is connected with inlet of display module. Inlet of illumination control module is connected with third outlet of micro-controller. AC supply mains is connected with second inlet of power unit whose first outlet is connected with second terminal of inductor. Second outlet of power unit is connected with inlet of standby power source whose outlet is connected with respective inlet of real time clock. Outlet of illumination control unit is connected with connected in parallel first inlets of N switching controllers of power of mains. AC mains is connected with second (connected in parallel) inlets of N switching controllers of power of mains. Connected in parallel outlets of said switching controllers through load (illuminating lamps) are connected with zero wire of AC mains.

Starting device for high-pressure gas-discharge lamps / 2264696
Proposed device designed for use in gas-discharge lamps of high starting voltage amounting to about 4 kV, such as high-pressure sodium vapor lamps, xenon and metal halide lamps that enables starting two lamps at a time from ac 220 V supply mains has dc current supply whose output is connected through series-interconnected converter and rectifier to input of inverter whose common input is connected to common inputs of inverter and rectifier and output, to its inverting output through two series-connected lamps; novelty is introduction of two voltage sensors, current sensor, second inverter, voltage multiplier, switch, capacitor, two delay circuits, OR circuit and NAND circuit; common output of dc current supply is connected to common inputs of two voltage sensors, multiplier, and through current sensor, to common inputs of converter and switch; output of dc current supply is connected to input of second inverter whose output is connected through multiplier to midpoint of two lamps and to capacitor electrode, other electrode of capacitor being connected to input of inverter; output of first voltage sensor is connected to input of NAND circuit and to input of first delay circuit whose inverting output is connected to input of OR circuit whose other input is connected to output of second voltage sensor and output, to clear inputs of converter and inverter, to control input of switch, and to input of second delay circuit whose output is connected to other input of NAND circuit; output of the latter is connected to clear input of second inverter; switch input is connected to rectifier output and current sensor output is connected to control input of converter.

Decorative multicolor lamp with control device / 2265969
Device with control device has emission source, diffuser, electric outputs. Emission source has at least two light diodes of different colors with given space distributions of emission and localized in space as at least one group, board and control device, containing programmed channels for separate control over emission of light diodes of each color by feeding periodically repeating power pulses, lengths of which for light diodes of different color are independent from each other, while relations of lengths of period of power pulse, its increase front, decrease and pause are determined for light diodes of each color. Diffuser, inside which board with light diodes is positioned, is made at least partially enveloping the area of effect of emission of light diodes of emission source.

Emergency lighting device / 2265970
Device additionally has digital counters and comparators, included in each light source between power source and transformer control circuit.

Emergency lighting device / 2265971
Device additionally includes band filters, included in each light source between output of controlled modulator and transformer control circuit, and amplitude modulator, connected along control chain to adjustable generator and connected between power source and light source.

Emergency lighting device / 2265972
Device additionally includes delay circuits and pulse generators, included in each light source between power source and transformer control circuit.

Method and complex system for illumination / 2267870
By means of personal computer, using specialized graphic software, a frame of required light diode illumination is formed. By means of color pattern, each imitator of light diode module is colored. After forming of one frame, other frames are formed, which require to be colored in similar way. Number of frames is determined by given model of illumination. As a result, animated cinematic is produced, which reflects appearance of illumination model. After that, programmed model is transferred to flash memory of controller through RS-485 interface port. Then, controller outputs aforementioned data into loop line with light diode modules.

Method for extracting power for auxiliary device from signal, sent to light from phase light controller / 2292677
Power of one or several auxiliary devices 26 of light is extracted from lamp power impulse series, fed by phase light controller 28. Direct current power block 44 is connected to output 38,40 of light controller 28 to produce and store direct current energy for powering auxiliary devices. Controller 48 of lamp is connected to output 38,40 of light controller 28 to transfer power of power impulses to lamp 24. Lamp controller 48 has adjustable impulse transfer characteristic for powering the lamp not to interfere with its operation due to alterations to power consumed by auxiliary devices. Adjustable impulse transfer characteristic may be provided with switching device 76, which either interrupts or blocks selected parts of lamp power impulses. Adjustable impulse transfer characteristic maintains constant apparent brightness of lamp, independently on changes of power consumption by auxiliary devices. In disabled state or in preliminary heating mode transfer of power to lamp 24 is decreased to avoid emission of visible light. In full brightness mode lamp power impulses are practically left unchanged by lamp controller 48.