29237results about "Semiconductor devices for light sources" patented technology

To provide a vehicular lighting tool having a snow melting function without degrading a design thereof.SOLUTION: A vehicular lighting tool includes: a lamp body opened in front; a lamp cover made of a translucent member and forming a lighting chamber by being attached to an opening of the lamp body; an extension member stored in the lighting chamber and arranged facing an inner surface of the lamp cover to hide an internal mechanism inside the lighting chamber from outside; and a heat generation member installed on the inner surface of the lamp cover and generating heat by power supply. A color of the heat generation member matches with a color of a facing surface of the extension member against the lamp cover. By using a heat generation member having the color matched with the extension member which is a background when viewed from a front side of the vehicle lighting tool, a degradation in design of the vehicular lighting tool is suppressed by preventing the heat generation member from being visible.SELECTED DRAWING: Figure 1

The invention relates to a glass assembly and a vehicle. The glass assembly comprises a glass assembly body, and a first mounting part and a second mounting part are arranged on the glass assembly body at intervals; a lamp group; the lamp set is arranged on the side face, facing the glass assembly, of the cover plate, the cover plate is provided with a first connecting part and a second connecting part, the first connecting part is detachably connected with the first mounting piece, and the second connecting part is detachably connected with the second mounting piece. When the lamp set breaks down and needs to be maintained or replaced after being used for a period of time, the first connecting part and the first mounting part can be detached, the second connecting part and the second mounting part can be detached, and then the cover plate and the lamp set can be detached from the glass assembly together in a fast, convenient and labor-saving mode. Compared with the installation mode that the lamp set is directly or indirectly bonded and fixed to the glass assembly in the prior art, according to the scheme, the disassembly operation difficulty of the lamp set can be greatly reduced, the maintenance and replacement cost is reduced, time and labor are saved in the lamp set disassembly operation, and the use experience feeling of a user is easily improved.

A multifunctional handheld fan is disclosed, including a fan main housing with two ends interpenetrated each other. A fan component is provided in the fan main housing, a lighting component is provided at an air outlet of the fan main housing, and a handle component is provided on an outer wall of the fan main housing. The handle component includes a connecting housing, and one end of the connecting housing is threaded with a handle housing. A battery is installed in the handle housing, and one end of the handle housing away from the connecting housing is provided with a flashlight component. By setting up the fan component, the lighting component and the flashlight component, so that the handheld fan of the present disclosure has the functions of blowing, lighting and flashlight, making it suitable for night use and thus is multifunctional.

Indirect vision system VIS comprises mirrors and / or cameras and a mixed-function multi-focal multi-functional DS light signal device having the reflector 50 and its associated source hidden under an opaque cover Hi capable of developing an illuminating surface 3 with a line design or luminous perimeter figures, associate and combine within the light perimeter, under the Hi cover, in the H casing or in the structure, other devices and functional subassemblies. With aerodynamic profile associated with protecting and improving the perception of light signal.

The present disclosure provides a gamepad, comprising: a PCB circuit board, a transparent colloid, a key dial assembly and a transparent button; the PCB circuit board is provided with a button position and LED lamp beads arranged at the button position; the transparent colloid is arranged on the button position; the key dial assembly comprises a support member fixed on the PCB circuit board, a dial rotatably connected to the support member and a gear set meshingly connected to the dial; the dial is arranged on the transparent colloid; the dial is provided with several first transparent holes and second transparent holes adjacent to each of the first transparent holes; the first transparent holes and the second transparent holes correspond to the switching of the button position on the PCB circuit board when the dial is rotated with the axis of the support member.

A job-site tool in one aspect of the present disclosure includes: a display; a flexible printed circuit; and a control circuit. The display is visible tool from outside and includes at least one surface light emitter. The flexible printed circuit includes conductive traces. The at least one surface light emitter is on the flexible printed circuit and is electrically connected to the conductive traces. The control circuit is electrically connected to the display via the conductive traces.

The invention provides an LED lamp intelligent energy-saving control method and system, and the method comprises the steps: obtaining environment illumination intensity data, personnel flow density data and current working state parameters of an LED lamp, which are collected by a plurality of sensors, carrying out the preprocessing of the original data of the sensors, and obtaining a standardized environment perception data set; calculating power resources required by the intelligent control system are evaluated according to the LED lamp control parameter optimization scheme, the brightness output of the LED lamp is controlled according to the calculating power resources, and the current proportion of red, green and blue LED chips is adjusted according to the color temperature; whether the light beam angle needs to be adjusted or not is judged through matching analysis of the light beam angle and environmental perception data, if yes, the lens position of the LED lamp is changed, and the output spectral characteristics of the LED lamp are measured and determined through a spectrum analyzer; after sensor calibration parameters are updated, LED lamp power consumption data are collected, and if the deviation between actual power consumption and a theoretical calculation value is smaller than a preset percentage, it is determined that the energy-saving control effect reaches an expected target.

An LED candle warmer lamp includes a base and a light diffusing shell. The light diffusing shell is connected to the base. An LED light strip is disposed between the base and the light diffusing shell. The LED light strip includes LED lamp beads. A limiting hole allowing a power line to pass through is defined on the light diffusing shell. The power line is electrically connected to the LED light strip. An accommodating groove is defined on a top end of the base. A fixing rod is disposed adjacent to one side of the accommodating groove. A heating lamp disposed over the accommodating groove is connected to the fixing rod. When in use, a candle is placed in the accommodating groove, the heating lamp is turned on, and a switch is turned on to control a brightness and a color temperature of the LED lamp beads.

A light fixture with convenient assembling, which includes a base, a circuit board with a light source, a body and a light-transmitting shade. The body and the shade are integrally formed, the circuit board is arranged on a connecting ring and embedded on an inner wall of the body, and the body is embedded on an inner wall of the base. In the disclosure, the shade and the body are provided in an integrated structure, which does not require subsequent adhesive or ultrasonic hot melting assembly and fixation, can simplify an assembly process, and exhibits stable and reliable quality. By providing the circuit board on the connecting ring and providing a guide clamping protrusion and a guide clamping groove, it is convenient to quickly clamp the connecting ring and the circuit board to the base and avoid relative rotation between them, thus ensuring smooth circuit connection.

A light emitting system includes one or more first light sources operable to illuminate an environment from a first angular range, one or more second light sources operable to illuminate the environment from a second angular range different from the first angular range, a device comprising a sensor, and one or more processors that determine ambient light properties and first light property values for a spatial zone in the environment using the sensor when directing the one or more first light sources to illuminate the environment, determine second light property values in the environment using the sensor when directing the one or more second light sources to illuminate the environment, and adjust the light flux output of the one or more first light sources and the one or more second light sources based at least on the ambient light properties and the first and second light property values.

A swimming pool lamp is disclosed, including a lamp body provided in the swimming pool, and a wireless control component for sending and receiving remote control signals. Because the lamp body and the wireless control component are split setup, it can effectively avoid the wireless control component getting into water to affect the signal transmitting and receiving. The lamp body can be remotely controlled by a terminal provided, and the terminal can change luminous effects of LED lamp beads provided on the surface of the lamp panel. A mechanical button is provided on the surface of the lamp body, so that the luminous effects of the LED lamp beads on the lamp panel can be controlled by the mechanical button in conjunction with a control button without using the terminal for remote control, thus realizing a variety of control effects of the swimming pool lamp.

An electronic candle, including an inner housing, a light element disposed on the inner housing, a candle tube sleeved outside the inner housing and an electronic assembly, the candle tube is light-transmissive and non-transparent, the lighting element emits light that passes through the candle tube; and the electronic assembly includes a printed circuit board assembly (PCBA) and a lamp head, at least a portion of the PCBA is arranged within the inner housing, the PCBA is electrically connected to both the light element and the lamp head, and the lamp head extends through the candle tube.

An umbrella with a flexible light strip of the present invention has an umbrella body and a flexible light strip. The flexible light strip comprises a connecting portion, a light tape and a diffused portion; the flexible light strip is connected to the umbrella body via the connecting portion and has a long groove inside the connecting portion; the light tape is disposed in the groove; the diffused portion is connected to the connecting portion and is in a certain shape to diffuse the light of the light tape. The umbrella with a flexible light strip of the present invention realizes atmosphere construction and illumination, the flexible light strip has the long groove inside the connecting portion, and the flexible light tape passes through the groove to realize the lighting of the whole diffused portion, so that the whole flexible light strip emits light in a diffusion manner.

A portable fan includes a housing, an air blowing assembly, a power supply assembly and a mounting shell. The housing is provided with a first air inlet, an air outlet and a first air guide chamber. The air blowing assembly is configured to drive an air flow to flow from the first air inlet to the air outlet. The power supply assembly is electrically connected to the air blowing assembly to supply power to the air blowing assembly. The mounting shell is connected to the housing. The mounting shell includes a first mounting part and a second mounting part. The first mounting part is integrally formed with the second mounting part. The first mounting part is configured to mount the air blowing assembly and the second mounting part is configured to mount the power supply assembly.

A work light includes a housing having a first housing portion and a second housing portion, a lighting unit coupled to the first housing portion and configured to move, and a clamp mechanism. A battery receptacle is coupled to the housing and is configured to receive a battery that provides power to the lighting unit for illuminating a work area. The clamp mechanism is configured to secure the work light in a location on or adjacent to the work area. The clamp mechanism includes a first jaw formed on the first housing portion, a second jaw formed on the second housing portion, and a hinge that biases the first housing portion relative to the second housing portion. A handle extending from the first housing portion is graspable to move the first housing portion relative to the second housing portion against a bias of the hinge to open the clamp mechanism.

A smart lighting device, and a system including one or more smart lighting devices, that are well-suited for use in at-home setting. The devices may be configured as night lights, and can provide continuous monitoring of a person in the at-home setting and provide alerts to the person of potential fall risk areas in the home. Further, the devices may provide alerts to others (other designated persons / organizations), e.g., in the event of a fall or fall risk. Further, the devices may recognize unknown persons in the home, and provide alerts to others. The system may be configured to route these alerts to according to user preference and / or a severity of the detected situation / alert.

The invention provides a lamp which comprises a shell, the shell comprises a bottom wall and a frame extending from the bottom wall to the direction away from the bottom wall, and a light outlet is formed between the bottom wall and the frame; the first light source system is arranged on the bottom wall and surrounded by the frame, the first light source system is provided with a first light emitting surface arranged at the light outlet, the first light source system comprises a first light emitting module, and light emitted by the first light emitting module is emitted out through the first light emitting surface; the second light source system is arranged between the frame and the first light source system, surrounds the first light emitting surface of the first light source system, extends in the light emitting direction of the first light emitting module, is provided with a second light emitting surface which surrounds the first light emitting surface and is located on the inner side of the frame, and comprises a second light emitting module; light emitted by the second light-emitting module is emitted out in the direction away from the frame after passing through the second light-emitting face, and the emergent light of the first light-emitting face and the emergent light of the second light-emitting face intersect. The lamp can simulate the effect that sunlight irradiates through a window.

A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.

A lantern-shaped decorative lamp and a lighting device are provided. The lantern-shaped decorative lamp includes a skeleton, a lighting component, and a flexible lampshade. The skeleton is unfoldable or collapsable in a vertical direction. The lighting component is mounted on the skeleton. The flexible lampshade is wrapped around an outer side of the skeleton. In an unfolded state, the skeleton and the flexible lampshade are unfolded to unfold the lantern-shaped decorative lamp. In a storage state, the skeleton and the flexible lampshade are collapsed in the vertical direction to minimize a volume of the lantern-shaped decorative lamp.

A lighting device disclosed in an embodiment of the invention comprises a substrate; a light source disposed on the substrate; and a light guide member disposed on the substrate and the light source, wherein the light guide member includes an exit surface and a first reflective surface facing the exit surface, the first reflective surface includes a plurality of reflective portions having different heights with respect to an upper surface of the substrate, and each of the plurality of reflective portions may include a plurality of first surfaces inclined with respect to the upper surface of the substrate.

A multifunctional camping fan telescopic lamp is provided, which includes a base, a rotating base, a fan, and a telescopic lamp. The rotating base is in a “Y” shape and is installed on the base through a rotating mechanism to achieve a horizontal circular rotation of the fan; a cover is provided with a built-in light strip, thereby providing additional lighting or ambient lighting effects. Two sides of the fan are connected to the rotating base through a ratchet module, enabling manual adjustment of up-and-down tilt angle. The telescopic lamp is installed on a back of the fan through a telescopic rod, allowing for free adjustment of the light height and rotation within multiple angle ranges to expand an illumination range. Internally integrated with batteries, PCB boards, and intelligent control systems, it supports functions such as power display and working mode selection, thereby optimizing energy utilization efficiency.

A walk-behind mower has a mower deck, a plurality of wheels, a head, and a plurality of light sources. The wheels are rotatably coupled to the mower deck. The wheels move the walk-behind mower over a support surface in a forward direction and a rearward direction. The head is coupled to the mower deck. The head can store at least one battery pack. The light sources are coupled to at least one of the mower deck and the head. The light sources project light through a continuous illumination angle about the walk-behind mower. The illumination angle extends along an arc from the forward direction toward the rearward direction and is at least 90 degrees.

The present invention is applicable to the technical field of lamp products, and provides a multi-angle adjustable spot-flood light, comprising a lamp holder, a light source, an optical assembly and an angle adjustment mechanism. Wherein the optical assembly comprises a first optical lens and a second optical lens spaced from and parallel to the first optical lens, a first optical structure is arranged on a light-emitting surface of the first optical lens, and a second optical structure is arranged on a light incident surface of the second optical lens. The angle adjustment mechanism comprises a first lens holder fixedly connected to the lamp holder and a second lens holder rotatable relative to the first lens holder, the first optical lens is fixed on the first lens holder, and the second optical lens is fixed on the second lens holder.

A multimode lighting system is disclosed. Due to industry standards, manufacturers of lighting devices are incentivized to create high initial light outputs that drop off quickly. Portable lighting devices with multiple modes of operation that can maximize light output and runtime according to industry standards (e.g., FL-1) as well as other lighting modes with more consistent light output over the device runtime. Lighting modes may be adjusted automatically based on sensor input. In an extreme mode, light output may be adjusted based on the temperature of the lights. Automatic modes may be adjusted based on ambient lighting or distance to a target. Lifecycle adjustments may be made to output current levels to obtain consistent light output throughout the lifecycle of lights by adjusting lighting based on accumulated usage.

A device includes a first light-emitting subassembly to emit light at a first correlated color temperature (CCT) comprising a first phosphor and a first light-emitting device positioned to excite the first phosphor. The device also includes a second light-emitting subassembly to emit light at a second CCT comprising a second phosphor and a second light-emitting device positioned to excite the second phosphor. The device also includes a third light-emitting device to emit light at a third CCT. The device may also include a control circuit configured to provide first controlled power to the first light-emitting device, second controlled power to the second light-emitting device, and third controlled power to the third light-emitting device. The device includes one or more inputs to the control circuit to provide power, brightness information, and target color temperature information to the control circuit.

An embedded carousel ambient lighting shower head, characterized by: including a ceiling frame, lamp body, LED strip, shower head main body and water outlet panel; The ceiling frame includes a cylindrical body with an upper and lower opening, a top ring seat board, and evenly distributed fixed seat boards; The lamp body includes a downwardly open annular lamp shell and an annular translucent lamp cover, the lamp shell is made of aluminum material; The annular LED strip is placed on the top plate of the lamp shell, and the lamp body is embedded in the lower part of the cylindrical body; The shower head main body is embedded in the center hole of the lamp body and cooperates with the fixed seat board to stop; The long screw passes through the corner of the shower head main body and screw into the fixed seat board; The short screw passes through the water outlet panel and screw into the shower head main body.

A lighting apparatus includes a light source plate, multiple types of LED modules, a switch connector, a manual switch, a controller and a main housing. The multiple types of LED modules respectively emit lights of different parameters. The switch module is used for holding a state among multiple candidate states. The switch connector is disposed at least partially on a back side of the light source plate. The manual switch is coupled to the switch module via the switch connector to change the state. The controller is coupled to the switch module for determining a set of driving currents supplied to the multiple types of LED modules to emit a mixed light of a required parameter corresponding to the state of the switch module. a main housing for holding the light source plate. The main housing has a lateral wall.

A light holding system having a light holder with wings that define an outer contoured surface. A channel extends inwardly of the outer contoured surface and has a bottom wall and lateral walls. The bottom wall has a ridge wall having a retention barb extending from a bottom surface. The wings are resiliently bendable between an uninstalled and an installed position. In the uninstalled position the tips of the wings are at a first distance from the retention barb and in the installed position the tips of the wings are at a second distance. The second distance is greater than the first distance. An end cap having an outer shell and a coped portion within the end may receive the light holder in the coped portion.

A cleaner head for a vacuum cleaner includes a laser diode for illuminating debris located upon a region of a work surface located in front of the cleaner head with green light.