4392results about How to "Improve lighting effects" patented technology

The invention provides an elongated lighting fixture with multiple light emitting diodes (LEDs) arrayed in two groups that are angled to each other. The fixture provides an extremely broad light emitting angle and includes an elongated housing having a pair of side walls with at least one fin to dissipate heat. Each side wall has a support member extending upward at angle from the side wall, wherein the side walls terminate at a central wall. A generally transparent cover is connected to the housing and extends between opposed ends of the housing. A first elongated fastener and a second elongated fastener are utilized to mount a first group of LEDs and a second group of LEDs to the first support member and the second support member, respectively. First and second interconnection board assemblies are affixed to respective support members beneath the group of LEDs by the first and second fasteners. When the first and second interconnection board assemblies are energized by an internal power source, current travels from each interconnection assembly through the fasteners to each group of LEDs for illumination.

The present invention relates to a light-emitting device including a light source, a first light-emitting material spaced apart from the light source, and at least one additional light-emitting material. The first light-emitting material includes low reabsorbing semiconductor nanocrystals having an emission-center core, an exterior protective shell, and at least one inner light-absorbing shell. The device is useful for efficiently producing white light having a high color rendering index.

A soft solder flowing into the recesses of a semiconductor thin film LED provides: (a) increased bonding strength and better mechanical durability, (b) improved heat dissipation, (c) enhanced light extraction when the LED film is bonded to a new carrier. Annealing localized islands of absorbing metal creates an ohmic contact. Those isolated islands are inter-connected by a layer of a highly reflective metal. This design enables a significant absorption reduction within the LED device and leads to a significant improvement of light extraction. Additionally, the light extraction efficiency of an isotropic light emitting device is improved via surface shaping of the device by a 2D-array of micro-lenses and photonic band gap structure. For manufacturability purpose the making of micron-size lenses of the surface of the chip may preferably be performed as a final step, preferably with optical lithography.

The T-bar includes an elongate rigid spine extending between terminal ends including either a fixed anchor or adjustable anchor for attachment to adjacent T-bars or other supports. An upper heat sink is provided on an upper portion of the spine to enhance heat transfer from the T-bar to air surrounding upper portions of the T-bar. A light housing is provided on a lower portion of the T-bar which is configured to support a lighting module therein, such as a light emitting diode (LED) light. A lower heat sink is provided above this light housing and integrated into a rest shelf which supports ceiling tiles adjacent the T-bar. A power supply is provided which can be removably attached to the T-bar and provide appropriately conditioned power for the lighting module.

An illuminated protective headgear (10) has an inner core (11) of resilient cushioning material with cavities (18a, 18b, 19a, 19b), an outer shell (12) with portions overlying said core (11) with windows (13) that are clear to translucent or open and are of graphical configuration disposed on opposite sides of the headgear (10), and a power circuit supported by said inner core with lighting panels (44) having light sources (21–23, 25–27, 21a–23a, 25a–27a) disposed in the cavities (18a, 18b) so as to be viewed through a respective window (13), and timing circuitry for timing the on-off sequence of the lights, so as to create an effect of motion of the illumination within each window (13). Several embodiments are disclosed.

The present invention relates to an LED module for illumination, and more particularly, to an LED module for illumination capable of enhancing light emitting efficiency by having a light emitting structure, in which the thickness of an insulation substrate with an electrode pattern formed on a top portion thereof is minimized, a heat radiation substrate is formed by integrally attaching a radiator to a bottom surface of the insulation substrate, and LED elements are attached to the electrode pattern of the heat radiation substrate through silver epoxy with excellent heat conductivity as an adhesive agent, so that heat generated from the LED elements can effectively radiate through the radiator, white light is effectively generated from the light emitted from the LED elements, and the white light can be emitted to the outside maximally.

The present invention relates to the use of light-converting, colloidal, doped semiconductor nanocrystals to provide a new generation of high performance, low cost monochromatic and white light sources based on LEDs.

A self-illumination circuit board includes a double-layer substrate structure, a circuit layer embedded in the substrate structure and carrying a circuit layout, side-emitting light sources mounted in the substrate structure and electrically connected to the circuit layout for emitting light sideways, and light guide plates embedded in the substrate structure and respectively disposed adjacent to the side-emitting light sources for uniformly distributing light emitted from the side-emitting light sources over respective light exit surfaces thereof. The invention also provides a self-illumination keyboard using the self-illumination circuit board.

An illumination button applied to an illumination switch assembly is provided. The illumination button includes a light guide body and a button cap. The light guide body is disposed in the button cap to press a switch element with a pressing bump and to receive light from a light source with a light receiving structure. The light received by the light receiving structure is guided by the light guide body to leave a top surface of the button cap through a light exiting structure. Two connecting members are disposed on an edge the button cap, wherein the two connecting members provided to be clamped by clamping members disposed on an inner surface of a housing, so as to hold the button cap in a button hole of the housing. Therefore, the button cap is able to be installed to the housing quickly with out using a tool.

The invention discloses a pitaya high-quality and high-yield cultivation method adopting a water and fertilizer integrated fertigation technology. The method comprises the steps of screening of cultivated varieties, seedling cultivation, soil preparation, planting line and belt fabrication, bent frame building with stand columns, trickle irrigation system laying, plastic film mulching, seedling planting, irrigation, fertilization, trimming, clipping, flower thinning, fruit sorting, pest control, plastic film mulching for protection against frost and the like. According to the method, the pitaya variety of a self-pollination type is adopted as the cultivated variety, the fence planting mode and the fertigation technology are adopted, the investment in labor cost such as in pollination, weed control and fertilization is greatly saved, the lighting effect for pitaya is improved, the fertile fruit percentage is effectively raised, the fruit quality is effectively improved, the fertilizer using efficiency is raised to the maximum extent, the input-output cycle is short, the output is high, and the pitaya cultivation technology is worthy of being promoted widely.

The present invention discloses an elongated flexible lighting equipment and fabrication method of same, wherein the fabrication method comprises the steps: connecting a plurality of non-vacuum or non-gas filled lighting elements in series, parallel, or series-parallel with conductors to form a string of lighting source with electrical connection means provided at its both terminals thereof, disposing a power supply basbus formed of several conductors of similar or different polarity in parallel to the string of lighting source for connecting both terminals of the string of lighting source to preformed electrodes, enclosing the string of lighting source with a soft PVC insulation material using a plastic extrusion press with a specific die block so as to form a flexible main body of lighting equipment enclosed in an insulation housing.

A light diffusion arrangement, for a photographic device having a flashlight, includes a diffuser housing, a plurality of diffracting mesh members, and a plurality of light diffusing elements. The diffuser housing has a light-admissible surrounding sidewall radially extended from a base portion to define a light diffraction cavity. The diffracting mesh members are integrally formed on an inner side surface of the surrounding sidewall of the diffuser housing, while the light diffusing elements are integrally formed on an outer side surface of the surrounding sidewall of the diffuser housing, wherein the diffracted light is arranged to impinge on the light diffusing elements from the light diffraction cavity, in such a manner that each of the light diffusing elements is adapted to diverge the diffracted light for diffusing the diffracted light, so as to provide a uniform light diffusion effect as an optimal lighting effect for the photographic device.

On a surface of a GaAs substrate, layers to be a top cell are formed by epitaxial growth. On the top cell, layers to be a bottom cell are formed. Thereafter, on a surface of the bottom cell, a back surface electrode is formed. Thereafter, a glass plate is adhered to the back surface electrode by wax. Then, the GaAs substrate supported by the glass plate is dipped in an alkali solution, whereby the GaAs substrate is removed. Thereafter, a surface electrode is formed on the top cell. Finally the glass plate is separated from the back surface electrode. In this manner, a compound solar battery that improves efficiency of conversion to electric energy can be obtained.

A pair of light emitting knickers comprises a pair of knickers having an edge strip; a light emitting unit being installed on the edge strip of the knickers through a combining unit; the light emitting unit including a flexible transmission line; the transmission line being bendable to be as characters or patterns on the edge strip; the transmission line being installed with a plurality of light emitting elements; a combining unit for combining the light emitting unit to the edge strip; wherein by the light emitting unit, the knickers can light up by actuating the light emitting elements of the light emitting unit. The light emitting unit has a control circuit board with a predetermined control way; and the control circuit board is installed with batteries and control switches. Moreover the light emitting unit can be used to a brassiere.

The present invention relates to fluorescent lighting fixtures, which are aligned in series at regular intervals, which are easily connected one another, and which prevent discontinuation of illumination occurring between fluorescent lamps. The fluorescent lighting fixture includes: a fluorescent lamp having a tube type lamp body, auxiliary tubes mounted at the tops of both ends of the lamp body, and terminal pins inwardly formed at an end of each auxiliary tube; a body having a stabilizer mounted therein for lighting the fluorescent lamp, connection terminals located at both ends thereof at a predetermined interval and electrically connected with the stabilizer; and sockets mounted at both ends of the body, each of the sockets having a support slit formed in the outer surface thereof for fixing and supporting the terminal pins of the fluorescent lamp, and a receiving slit for allowing the terminal pins to be inserted into the support slit.

A visual system for laparoscopy comprising a visual device having a visual head member and an elongated connector; a manipulation device having a handheld operation portion, an insertion portion and a first contact element; and an external device comprising means to communicate with the vision head member, via the first contact element, when the elongated connector is mounted in an lumen of the insertion portion. The insertion portion of the manipulation device is configured to be extendable out from a body cavity through an airtight passage whereby the elongated connector is configured to be slidably mounted into the lumen of the insertion portion outside of the body cavity upon the insertion portion is withdrawn into the body cavity.

The invention discloses an infrared light source assembly. The infrared light source assembly comprises an infrared light source, a lens and a driving assembly, wherein the infrared light source is used for emitting infrared light, the lens covers the infrared light source and is used for leading the infrared light transmitted onto the lens outside the infrared light source assembly, and the driving assembly is used for driving the infrared light source and / or the lens to move to make the lens lead the infrared light to the target direction. For the infrared light source assembly, the infrared light source or / and the lens is driven through the driving assembly to move to make the infrared light emitted by the infrared light source to change through the emission direction after projection of the lens, the purpose that the infrared light is led by the lens to the target direction is realized, so the strong-enough infrared light can be projected to an eye portion of a to-be-identified object even when emission power of the infrared light source is relatively small, energy of infrared light beams of the infrared light source is made to be more concentrated, illumination intensity is relatively large, and the light supplement effect is relatively good. The invention discloses an electronic device.

The present invention discloses a vehicular tilt-sensing method and an automatic headlight leveling system using the same. The method of the present invention comprises steps: using an image capture device to capture an image of the road and obtain at least one instantaneous lane marking line from the image; extending the instantaneous lane marking lines afar to obtain an instantaneous vanishing point; establishing an instantaneous horizontal line passing through the instantaneous vanishing point; calculating from the image the displacement between a datum horizontal line and the instantaneous horizontal line; and calculating the tilt angle with the displacement and the focal length of the image; using the tilt angle to generate a control signal to control level adjusting controllers to adjust headlights, whereby the headlights can provide optimized illumination to enhance night driving safety on a rugged road or in the case that the vehicle is unevenly loaded.

A lighting device provides with a mechanism which rotates, oscillates or rolls a lighting unit, and includes a power source (1), a trigger (2), a lighting unit (3) and a motor (4), wherein the power source (1) supplies power to the lighting unit (3) and the motor (4) via the trigger (2). The lighting device further includes a control unit which is connected in parallel to the lighting device. By changing internal circuits of the control unit, a pins which connects to an energy storage element is set, therefore the lighting unit flashes in a predetermined sequence after interruption of power is resumed, and the lighting unit moves in a certain track, occurring a path in which position of light spots changed.

A modular LED can include an LED chip, a base, and a lens. The lens preferably has a focus at a position spaced a certain distance behind the base to form a virtual light source image of the LED chip. Plural modular LEDs can be integrated into a lamp such that virtual light source images are superimposed. Thus, a light source module can serve as a single light source.

The invention belongs to the technical field of mobile augmented reality, and provides a photorealistic sense generation method of a mobile augmented reality type doodle picture book. The photorealistic sense generation method comprises the steps of: (1) texture design, which is used for designing textures displayed by a three-dimensional augmented model before and after pickup; (2) three-dimensional augmented model design, which is used for designing a geometric model of a role model of a doodle object and drawing a UV plot map of the role model; (3) and vertex Shader design, wherein picture book images in an image sequence acquired by a camera are subjected to a series of processing steps such as projection, conversion and rasterization by means of a Shader program, so that the display of the model after pickup is more realistic. The photorealistic sense generation method can expand the material selection range of the doodle picture book, can creatively solve the problem of normal illumination and visual effect of a three-dimensional augmented model provided with a narrow component, and establishes the method for generating photorealistic sense of the mobile augmented reality type doodle picture book.

The high efficiency light emitting diode apparatus mainly comprises a connector, a heat dissipating body, a light generator, a central venting portion, and a transparent casing. This connector has a flow guider, a flow chamber and a vent. The light generator contains several LEDs. The heat dissipating body includes an inner passage and an outer passage. The central venting portion has a central channel. An inner flow path and an outer flow path are formed. So, the heat dissipating effect of the flow paths is excellent. The structure forming two flow paths can enhance the heat dissipating effect. The auxiliary element can strengthen the overall illuminating effect. Plus, the auxiliary element can make the light more uniformly.

The invention discloses novel new energy vehicle charging equipment which comprises a pile, a solar electricity collecting mechanism and a charging gun. The solar electricity collecting mechanism is fixedly mounted on an end surface of the top of the pile, the pile comprises a support portion and a push portion, a push groove is formed in an end surface of the bottom of the push portion, a first screw which extends in the left-right direction is arranged in the push groove, an end of the right side of the first screw is in power connection with a first motor, a protective support device is arranged outside the first motor and comprises a damping plate and radiating fins, a push block which is fittingly connected with the first screw in a threaded manner is arranged in the push groove, a first cavity is arranged in the push block, a locking groove is formed in the push block and is positioned on the right side of the first cavity, the bottom of the locking groove is perforated through the end surfaces of the bottom of the push block, the ends of the right side of the first cavity are communicated with the upper left side of the locking groove, a countersunk groove is formed in an end surface of the bottom of the push block and is positioned at the bottom of the first cavity, and a first rotary shaft which extends in the up-down direction is arranged in the first cavity. The novel new energy vehicle charging equipment has the advantages that the novel new energy vehicle charging equipment is simple in structure and high in safety, can be operated conveniently and quickly and is environmentally friendly, charging insertion can be automatically controlled, power can be generated and supplied by the aid of solar energy, and accordingly energy can be saved.

The invention provides an intelligent dimming module and an intelligent dimming LED lamp and a control method thereof, and relates to the field of LED electronic circuits. The intelligent dimming module comprises a power supply conversion module, a Zigbee control module, a PWM control module and an intelligent dimming module. The power supply conversion module is connected with a power supply, and is connected with the Zigbee control module and the PWM control module; the intelligent dimming module is connected with the Zigbee control module, the Zigbee control module is connected with the PWM control module, the PWM control module is connected with an LED lamp, the intelligent dimming module receives an input signal of a user and outputs a corresponding control signal, and the control signal is transmitted to the PWM control module through the Zigbee control module and is used for controlling working of the LED lamp. The brightness of the LED lamp is adjusted optionally in all-color range; and the intelligent dimming LED lamp is matched with an intelligent household system and can be applied to various scenes.

A solid state light source device for generating a constant broad band light useful in multiple SLM projectors. The light source device includes a blue or UV / near UV excitation light and a moving plate carrying wavelength conversion materials to convert the excitation light into a broad band light. The wavelength conversion materials include red, green, yellow and / or blue phosphors, and may pass some of the blue excitation light. The broad band light outputted by the phosphor plate includes at least two primary color components and has a constant intensity and spectrum as a function of time. The solid state light source device further includes a second light source such as a blue light source, and a light combination device which combines the output light of the moving phosphor plate and the light from the second light source into one beam of constant, broad band light.

The invention provides an intelligent car light control method based on cloud computing. The method comprises the steps: establishing car light control modes; transmitting car speed and car concrete position coordinates detected by a vehicle-mounted navigator to a cloud server by virtue of a GPS (global positioning system) in real time; determining which kind of section of a highway where the car is positioned by matching the car position coordinates with a cloud map by the cloud server, and calculating road condition information in next set time period according to the car speed; determining one car light control mode according to the road condition information and the type of the section of the highway in the next set time period, and controlling the lighting direction of a car light in real time. According to the scheme, first of all the comprehensively concrete car light control modes are established, the types of the section of the highway where the car is positioned is determined by matching the car coordinates and the cloud map by the cloud server, and the road condition information of the next section of the high way is calculated in advance, so the lighting mode of the car light can be adjusted in advance and in time; based on the cloud computing, the response speed is high, and the timeliness is high; meanwhile, the car light control modes are set according to the types of the section of the highway and the road condition information, and lighting requirements of various road conditions can be met.