53results about How to "Reduce the effect of light" patented technology

An in-line skate wheel incorporating transverse-mounted and self-powered illuminating device is disclosed. The wheel includes two mutually coupled anchors, a rotor held between the two coupled anchors, multiple illuminating devices installed in transverse orientation on the rotor, a stator within the rotor but kept apart from the rotor, an axle extending through the two coupled anchors and the stator, and a protective covering placed around the rim of the first and second anchors. The transverse-mounted illuminating devices allow the skate wheel to be fitted on in-line skates and skate boards that can only use small wheels. Further, the present design can prevent scratching of the illuminating devices against the ground to avoid abrasion on the surface of the illuminating devices that would otherwise attenuate the light given out by the illuminating devices.

A rotation angle detection apparatus which detects a rotation angle with respect to a reference disposition position of an object included in a detection subject image, includes: a plurality of kinds of pixel extraction pattern for extracting a plurality of pixels which detect an image feature amount from pixels configuring the detection subject image; a feature amount detector which detects, for each pixel extraction pattern, an image feature amount of the extracted plurality of pixels; a likelihood memory which stores a likelihood of the rotation angle, correlated in advance to the image feature amount, for each pixel extraction pattern; and a rotation angle determiner which determines a rotation angle which has a greatest likelihood, based on the image feature amount corresponding to each pixel extraction pattern and on the likelihood, as the rotation angle of the object.

The invention relates to a reflection film, and in more detail, to a non-coating type diffuse reflection film and the manufacturing method thereof to solve the problem in the prior art that the current short OD backlight module is likely to experience light shadows. The invention therefore, provides a non-coating type diffuse reflection film and the manufacturing method thereof. The reflection film comprises an ABA three-layer co-extruded structure wherein the materials for the layer A include polyester, inorganic particles and antistatic agents, the layer B includes polyester, incompatible resin, toughening resin, chain extenders, nucleating agents, antioxidant and dispersant. The reflection film of the invention achieves a good light shadow reducing effect and boasts low glossiness and high reflectivity. Compared with a coating type reflection film, the reflection film of the invention can be processed with simple technology and at a low cost. The comprehensive performances are, however, good.

The present invention discloses a thin film transistor, comprising an active layer, a gate insulating layer, a gate electrode, a source electrode, and a drain electrode formed on a substrate. The active layer is above the substrate. The gate insulating layer, the source electrode, and the drain electrode are above the active layer. The gate electrode is above the gate insulating layer. Wherein, the thin film transistor further comprises a shielding layer between the substrate and the active layer, the shielding layer is used to absorb external light. The thin film transistor according to the present invention not only has strong stability, but also has high output efficiency. Moreover, the thin film transistor can follow the existing process, which facilitates mass production. The present invention further discloses a manufacturing method of the thin film transistor and a thin film transistor array substrate using the thin film transistor.

The invention relates to the technical field of illuminating lamps, and discloses an LED illuminating lamp convenient to maintain. The lamp comprises a lampshade, wherein fixed wires are fixedly mounted on the left side and the right side of the top of the lampshade respectively; connecting rods are fixedly mounted on the left side and the right side of the bottom of the lampshade respectively; afixed block is fixedly mounted at the bottom of each connecting rod, and the opposite side of the fixed block is movably provided with a rotating disc; the opposite side of the rotating disc is movably provided with a movable block, and the opposite side of the movable block is fixedly provided with a lamp holder; the left side of the lamp holder is fixedly provided with limiting springs located on the upper and lower sides of the movable block; the top of the lamp holder is fixedly provided with a connecting wire; the opposite side of the lamp holder is fixedly provided with an LED lamp; theopposite side of the fixed block is movably provided with a cleaning knob; and the left side and the right side of the bottom of the lampshade are fixedly provided with limiting plates. According to the LED illuminating lamp convenient to maintain, the operation is relatively simple, the LED illuminating lamp is convenient to maintain, the lighting effect of the LED illuminating lamp is improved,and the LED illuminating lamp is more convenient to use.

The invention relates to a device for optically inspecting a container that is empty or filled with liquid, comprising an illumination unit and a recording apparatus. The illumination unit comprises an illumination surface, by means of which a two-dimensional light pattern consisting of at least two regions of different light intensities can be produced and the container can be irradiated with light from the light pattern, in particular said light can shine therethrough. According to the invention, a mirror system is further provided which is arranged in the beam path between the illumination unit and the container and comprises at least one concave mirror. The mirror system images the light pattern produced by the illumination unit onto the plane of the entrance pupil of the recording apparatus.

The invention relates to a vacuum cleaner nozzle including: a nozzle body having at least one leading edge (30, 35), at least one light source (60) arranged to emit light, at least one projection surface (15) arranged on said at least one leading edge (30, 35), for receiving the light emitted by said at least one light source (60) and for projecting a light beam for lighting a floor to be cleaned, characterized in that said at least one projection surface (15) is arranged along said at least one leading edge (30, 35) and in that the vacuum cleaner nozzle includes transmission means arranged between said at least one light source (60) and said at least one projection surface (15), for transmitting and distributing the light emitted by said at least one light source (60) along said at least one projection surface (15).

The invention discloses a solar street lamp with an automatic cleaning function, and belongs to the technical field of outdoor lighting equipment. The solar street lamp comprises a base, a lamp post and a first mounting box, the lamp post is fixedly connected to the base, the first mounting box is connected to the lamp post in a lifting mode, and a first mounting frame is fixedly connected to the top of the first mounting box; a solar panel is fixedly connected to the first mounting frame, a first flow dividing cavity is formed in the first mounting frame, and a first spray head matched with the solar panel is fixedly connected to the output end of the first flow dividing cavity; the illuminating lamp and the solar panel are lowered to the ground, maintenance personnel can maintain the illuminating lamp and the solar panel conveniently, so that workers do not need to climb to a high position, the safety of street lamp maintenance is improved, and dust is prevented from reducing the conversion rate of the solar panel and affecting the illuminance of the illuminating lamp by automatically cleaning the solar panel and the lampshade.

The invention discloses a nitride light emitting diode. The nitride light emitting diode comprises a substrate, an N-type nitride, a multi-quantum well, V-pits, stress control layers, a P-type nitride and a P-type contact layer, wherein the stress control layers are at least arranged at two sides of and / or above the V-pits of a multi-quantum well region, tensile stress or pressure stress is applied to side walls of the V-pits by adjusting tensile stress or pressure stress of the stress control layers, an opening angle Theta of the V-pits is controlled, the reflectivity of the V-pits on emergent light of the multi-quantum pit MQW is controlled, the influence of a total reflection angle on emergent light is reduced, the light extraction efficiency is improved, and the luminous intensity and the luminous efficiency of the nitride light emitting diode are improved.

The invention discloses an LED control system used for tunnel illumination, and relates to the technical field of tunnel illumination. The LED control system comprises an information collection unit used for collecting environmental data, an information analysis and processing unit used for analyzing and processing data, a control unit used for controlling the LED illumination luminance, an LED illumination unit used for providing a light source for a tunnel, a feedback unit used for feeding back the illumination parameter and circuit fault, and a monitoring unit used for a manual management control system. By collecting the atmospheric visibility and illumination luminance outside the tunnel, and vehicle speed data, the lamplight illumination intensity in the tunnel can be adjusted in real time, a ''black hole'' effect generated in the tunnel when a driver enters the tunnel and a ''white hole'' effect when the driver drives out of the tunnel can be eliminated; when there is no vehicledriving, the illumination in the tunnel is lowered to the minimum, so that waste of illumination is reduced, and utilization rate of resource is improved; by virtue of the feedback unit, the illumination parameters and the preset input parameters can be compared, so that system illumination error can be lowered; and by virtue of setting of the monitoring unit, system examination and maintenance by a maintenance staff can be performed conveniently.

The present invention relates to a lens for a light source, comprising a bottom surface defining a recessed region at its center and a top surface rising from the bottom surface, wherein a surface of the recessed region comprises an incident surface disposed at its center and a reflective surface disposed around the incident surface, first incident light from the light source reaches and exits the top surface in a first direction after being refracted by the incident surface to form a first emergent light for forward illumination, and second incident light from the light source is reflected, when being emitted to the reflective surface, and then exits in a second direction to form a second emergent light for backward illumination. The present invention further relates to an illuminating device using the lens.

The invention discloses a mosquito prevention LED ceiling lamp. The mosquito prevention LED ceiling lamp comprises a lamp base, a base plate, a mosquito control mesh cover, a mosquito control lamp, an LED illumination module, a lamp cover and a rubber sealing washer; the lamp base is fixed on a ceiling; the base plate is fixed in the lamp base; the mosquito control mesh cover is arranged between the base plate and the lamp base; the mosquito control lamp is arranged in the mosquito control mesh cover; the LED illumination module is arranged on the lower surface of the base plate; and the lamp cover and the base plate are fixedly connected through the rubber sealing washer. Through the mode, the mosquito prevention LED ceiling lamp, provided by the invention, is additionally provided with the mosquito control mesh cover and the mosquito control lamp above the base plate for solving the problem of mosquitoes entering the lamp cover of a general ceiling lamp, so that the ceiling lamp has a mosquito prevention function for preventing the mosquitoes from entering the lamp cover to cause electric faults to reduce the illumination performance, also gives consideration to moisture prevention, and effectively prolongs the service life of the LED illumination module.

The invention discloses a convenient-to-clean new energy street lamp, and relates to the technical field of road lighting. The convenient-to-clean new energy street lamp comprises a supporting plate device, which comprises a supporting plate, wherein a supporting block is fixedly connected to the upper surface of the supporting plate, a solar panel is fixedly connected to the upper surface of thesupporting block, a fixing ring is fixedly connected to the right side face of the supporting plate, a lampshade is fixedly connected to the lower surface of the supporting plate, a cleaning device isarranged below the supporting plate, a wind power device is arranged on the upper surface of the supporting plate, a water accumulation device is arranged on the right side of the solar panel, and afixing device is arranged on the lower surface of the supporting plate. According to the invention, by arranging a hair brush in a cleaning device, under the action of a motor, the hair brush is driven to swing, so that a lampshade can be directly cleaned, and it is guaranteed that the lampshade is cleaned; and by arranging a water accumulation box is arranged in a water accumulation device and can collect rainwater, and the rainwater flows to a spray head through a pipe and is sprayed to the lampshade and a supporting rod through the spray head, so that dust on the lampshade and the supporting rod can be washed away.

The invention belongs to the technical field of lighting, and discloses a buried lamp dissipating heat through airflow circulation. The buried lamp comprises an embedded part. An airflow circulation layer is arranged in the embedded part. A fan shell is arranged at the bottom of the embedded part. An air outlet is formed in the top end of the fan shell. Fan blades are arranged in the fan shell, and a rotation shaft is arranged on one sides of the fan blades. A motor is arranged at the bottom of the rotation shaft. An electric heating wire is arranged at the bottom of the fan shell. A first air hole is formed in the top of the embedded part. A partition plate is arranged on one side of the airflow circulation layer, and a second air hole is formed in one side of the partition plate. Through the airflow circulation layer and the fan, circulation between heat generated during work of the buried lamp and outside cold air is accelerated, heat dissipation is efficient and fast, the work life of the buried lamp is prolonged, and cost is reduced; and the electric heating wire and the fan can dry dew on a glass cover, and the lighting effect is prevented from being weakened by the dew.

The invention discloses a backlight light source and a display device. The backlight light source comprises a circuit board, LED particles and light barrier chips, wherein the LED particles comprise fixed surfaces and light emitting surfaces relatively arranged; the fixed surfaces are fixed on the circuit board; the backlight light source is provided with at least two light source areas arranged in a first direction in sequence; multiple LED particles are arranged in each light source area; and the light barrier chips are arranged on one sides, far from the circuit board, of the light emitting surfaces of the LED particles. Light rays generated by each light source area are limited in the area of self light source area by the light barrier chips as far as possible, so that the influence on other light source areas is reduced or prevented, and the contrast of the display device is improved.

The embodiment of the invention provides a display panel and a display device, relates to the technical field of display, and aims to reduce the risk of chamfering or separation of an extraction structure. The display panel comprises: a substrate; an anode; a pixel definition layer provided with a first opening, wherein the anode is overlapped with the first opening; a light-emitting layer located in the first opening; a cathode; and a light extraction layer located on one side, opposite to the substrate, of the cathode and comprising an extraction structure and a plurality of epitaxial structures which are arranged on the same layer, wherein the extraction structure is overlapped with the pixel definition layer, the epitaxial structures are communicated with the extraction structure and extend in the direction away from the epitaxial structure, the lower surface, facing the substrate, of each epitaxial structure is flush with the lower surface, facing the substrate, of the extraction structure, and the orthographic projection, on the substrate, of the epitaxial structure is overlapped with a partial region of the first opening; and the film thickness of the epitaxial structure in the direction perpendicular to the plane where the substrate is located is smaller than the film thickness of the extraction structure in the direction perpendicular to the plane where the substrate is located.

The invention discloses an automotive headlamp with a dust removal function. The automotive headlamp with the dust removal function comprises a first installation shell, wherein a second installationshell and a third installation shell are fixedly arranged at the top end and the bottom end of the first installation shell; a circular hole is formed in one side of the first installation shell; a vertically arranged bidirectional threaded rod is rotatably arranged in the first installation shell; a vertically arranged guide rod is further fixedly arranged in the first installation shell; two moving blocks are arranged on the outer side of the bidirectional threaded rod through screw threads; guiding holes are formed in the moving blocks; a guiding rod penetrates through the two moving blocksthrough a guiding hole; a vertically arranged sliding plate is arranged on one sides, close to the circular hole, of the moving blocks; two support rods are rotatably arranged on one side, close to the moving blocks, of the sliding plate, and are correspondingly and rotatably connected with the two moving blocks; and the sliding plate is slidably connected with an inner wall of the first installation shell. The automotive headlamp with the dust removal function provided by the invention is ingenious in structure and convenient to use, has favorable dustproof and automatic dedusting effects, and is long in service life.

Disclosed are mixed gas for LED bulbs and a filling method the mixed gas. The mixed gas is made from, by volume, 90% to 92% of helium, 3% to 5% of hydrogen, 1% to 3% of krypton and 1% to 3% of nitrogen. Owing to movements of molecules of the mixed gas filling an LED bulb, heat in the LED bulb is evidently decreased, the temperature is lowered, the service life of the LED bulb is prolonged, and lumen of the LED bulb is improved. During filling, four inert gases are mixed and charged through an opening of a core post until reaching a standard atmospheric pressure; the LED bulb is never severely broken even after the LED bulb falls off, and injury by fragments is avoided.

The invention discloses a garden landscape LED lamp. The LED lamp structurally comprises a power supply device, a supporting frame, a lampshade and lamp beads. The support frame is hinged with the power supply device; the lamp bead is mounted in the lampshade; the lamp beads are electrically connected with the power supply device; the lampshade is fixedly embedded in the front end of the power supply device, moth powder attached to the inner surface of a glass plate can be effectively cleaned through a powder removing mechanism; through pulling of a pulling rod, an erasing block can be attached to the inner surface of the glass plate to perform left-right wiping while sliding; therefore, the adhered moth powder is removed; a dust cleaning plate is used for cleaning moth powder on the glassplate for multiple times; the dust removing plate is arranged, the residual moth powder exists on the surface of the dust removing plate, the removing effect of the dust removing plate on the moth powder is reduced after long-time accumulation, the residual moth powder on the cleaning roller can be effectively removed through a powder scraping bin, and the situation that a large amount of residual powder on the cleaning roller is accumulated is avoided.

The invention provides a combined type road guarding guardrail. The combined type road guarding guardrail comprises a protecting fence structure, mobile base structures, anti-colliding buffer bucket structures, rod grooves, fastening bolts, light absorption band structures, an LED warning device and an indicating lamp device, wherein the protecting fence structure is welded to the upper part of the mobile base structures; and the anti-colliding buffer bucket structures are mounted on the inner side of the lower part of the protecting fence structure. According to the combined type road guarding guardrail disclosed by the invention, a protecting net is connected to an inserting groove in an inserting manner, so that combination of the guardrail is facilitated, and disassembly of the guardrail is convenient; a display screen is a flexible display screen, and a first accumulator is a flexible accumulator, so that while not in use, the display screen and the first accumulator are convenient to wind on a supporting column, and occupied space is reduced; the nap light absorption band structures are arranged, so that the situation that the illuminating effect of vehicle lamps to an opposite lane in nighttime can be reduced is facilitated; and buffer grooves, bottom wheels, U-shaped frames and buffer springs are arranged, so that each bottom wheel can be ejected from the correspondingbuffer groove, moving the guardrail is facilitated, and the using functions are increased.

The invention discloses a double-camera face recognition method and device, and belongs to the technical field of face recognition, and the method comprises the steps: alternately carrying out the face detection through an RGB camera and an infrared camera in a standby state, and starting the face recognition after a face target is detected. The method further comprises: the RGB camera collectingand judging whether the image quality of the face target meets a preset condition or not; the RGB camera collecting and judging whether the brightness of the face target is within a preset range or not. Through adding the infrared camera, the RGB camera is assisted to perform face detection by means of the characteristic that imaging of the infrared camera is less affected by light, the environmental adaptability of the face recognition device is improved, and the passing rate and accuracy of face recognition are improved by combining RGB recognition and infrared recognition under different conditions.

The invention relates to the technical field of new energy. The invention discloses a solar panel foldable new energy street lamp based on a gear transmission principle. The lamp comprises a lamp body, and the top of the lamp body is fixedly connected with a supporting frame. A motor is fixedly connected to the interior of the supporting frame; a main gear is fixedly connected to the outer part ofthe motor; the outer part of the main gear is in engaged connection with a first folding and unfolding gear; a motor, a main gear, a first folding and unfolding gear, a first connecting gear, a second connecting gear, an adjusting gear and a second folding and unfolding gear are matched for use, so that the effect that the motor drives the solar panel to be automatically unfolded and folded is achieved. The irradiation area is increased when the solar panel is displayed, so that the power generation efficiency is improved, the stressed area of the solar panel is reduced when the solar panel is folded, the influence of strong wind on the solar panel is reduced, the solar panel is prevented from being blown damaged by strong wind, economic losses are reduced, the lighting effect of the lampbody is guaranteed, and the application range of the new-energy street lamp is widened.

The invention discloses a light-operated adjusting system for tunnel lamp illumination. The light-operated adjusting system comprises a lampshade fixedly connected to the top part in a tunnel, whereina lamp body is fixedly connected to the top part in the lampshade; a conductive cavity is formed in the upper end of the lampshade; a conductive plate is slidably connected to the inner wall of the conductive cavity; the side wall of the conductive plate is fixedly connected with the inner wall of the conductive cavity through conductive rubber; a conductive strip is embedded in the inner wall ofthe conductive cavity; the conductive plate makes contact with the conductive strip; and the side wall of the lamp body is fixedly connected with the conductive strip and the conductive rubber through lead wires. According to the light-operated adjusting system, a light expansion air bag can be correspondingly stretched and contracted according to the change of light outside a tunnel, further theconductive rubber is deformed correspondingly, the resistance of the conductive rubber is changed, the illuminance of the lamp body is adjusted correspondingly, the brightness of the tunnel portal isclose to the outside, the black hole effect and the white hole effect are reduced when an automobile runs into or out of the tunnel, and safety accidents are reduced.

The present invention relates to the technical field of video equipment, and in particular, to a cellphone set piece device supporting network camera accessing. The device includes a smart cellphone set piece and a network camera; the smart cellphone set piece includes a smart host CPU, a displaying module, an input module, a GPS module, an LTE network multimode communication module, a storage module, an OTG USB to internet port module, a POE internet port and a power supply module, wherein each module is communicated with the smart cellphone set piece CPU, the OTG USB interface is connected to the OTGUSB to internet port module, and the OTG USB to internet port module is provided with a POE internet port externally, and the POE internet port is connected to the network camera. The device of the present invention has a small volume, is easy to carry. The connection between the smart cellphone set piece and the network camera is achieved via the OTG USB to internet port module, the video transmission therebetween is achieved, a defect of a low shooting quality of the cameral of the cellphone is overcome, the operation is easy, the influence of the light is small, and the shooting is clear and stable.

An LCD indicator unit contains an LCD indicator with a display portion that includes set temperature and current temperature display portions, a diffusion sheet disposed on the rear surface side of the LCD indicator, a reflective frame body disposed on the rear surface side of the diffusion sheet, a light guide plate disposed on the rear surface side of the reflective frame body such that an outer peripheral portion thereof is covered with the reflective frame body, and an LCD indicator control substrate disposed on the rear surface side of the light guide plate, with LEDs serving as light sources for the LCD indicator mounted on a right-side outer peripheral portion on the front surface side of the LCD indicator control substrate. Light emitted from the LEDs is caused to enter a side wall surface portion of the light guide plate to irradiate the display portion of the LCD indicator.

The invention discloses a dust-proof and energy-saving LED lamp with heat dissipation function, which comprises a fixed base, a longitudinal light pole is fixed and welded vertically in the middle above the fixed base, a horizontal connecting plate is fixedly connected to the right side of the top of the vertical light pole, and the horizontal connecting plate The upper part is fixedly connected with a solar receiving plate, and a groove is opened on the lower right side of the horizontal connecting plate, and a plurality of LED lights are fixedly connected above the inside of the groove, and a transparent dust-proof board is fixedly connected to the lower side of the groove; the horizontal connecting plate There is an air inlet hole on the left side of the board, the left side of the air inlet hole passes through the longitudinal light pole and communicates with the outside world, and the right side of the air inlet hole communicates with the groove. Compared with the prior art, the beneficial effects of the present invention are: the present invention is simple in structure, easy to use, and uses solar panels to collect solar energy for power supply, which can save energy. In addition, the device can also dissipate heat from the bulb, avoiding overheating of the bulb, and avoiding lampshade at the same time. Dust enters inside, resulting in reduced lighting effect.

The invention discloses a dot-matrix inkjet machine vision automatic detection system for a steel plate production line, which includes a roller table, an infrared sensor, a controller, an image acquisition unit, a speed measurement unit, and an image processing terminal. The infrared sensor is installed beside the roller table for In order to detect the arrival of the steel plate, the infrared sensor and the image acquisition unit are connected to the controller; when the steel plate is in place, the controller sends a command to the image acquisition unit to start collecting pictures and transmit the data to the local image processing The terminal completes the recognition of characters on the steel plate. The invention has the advantages of high degree of automation, high detection precision, high detection efficiency and the like.

The invention discloses a patient standing assisting device for surgical nursing. The device comprises a supporting main plate body, a standing main plate and an electric push rod, an adjusting sliding groove is fixed to the lower end face of the supporting main plate body, a standing supporting plate is attached to the inner wall of the supporting main plate body, and a connecting vertical plate is arranged below the standing supporting plate; and the electric push rod is installed on the lower end face of the connecting vertical plate, an adjusting supporting rod body is arranged below the adjusting sliding groove, and a detection plate is arranged on the surface of the standing main plate. According to the patient standing assisting device for surgical nursing, through structural design, standing-up auxiliary operation can be conducted on a patient, accompanying of medical staff or family members is replaced, the patient standing assisting device is suitable for auxiliary standing-up of various patients, compared with auxiliary accompanying of the family members, manpower is reduced, the falling-down situation is not likely to happen, safety is high, and H-shaped design is adopted on the whole, so that a supporting vertical plate body and an adjusting supporting rod body support the armpits on the two sides of a patient, and stability is achieved.

The invention relates to a method for calibrating a position (24) of a matrix headlamp (12) of a motor vehicle by means of a camera (16) of the motor vehicle (10), wherein the matrix headlamp (12) comprises a plurality of segments (S1, S2, S3, S4, S5, S6) controllable independently of one another for light emission. At least one first image of a sign is recorded by means of the camera (16), a location area in which the sign (30) is located is determined, the illuminance of a first segment (S1, S2, S3, S4, S5, S6) is changed, at least one second image is recorded and examined in order to ascertain whether a change in a glare effect detected on the basis of the recorded at least one second image has occurred, and, if so, the position (24) of the matrix headlamp (12) is calibrated in accordance with the first segment (S1, S2, S3, S4, S5, S6) and position information (KL, KR) derived from the location region.