Abstract: An aqueous polyimide precursor solution composition, in which a polyamic acid, which is formed by the reaction of a tetracarboxylic acid component and a diamine component, is dissolved in an aqueous solvent together with an imidazole in an amount of 1.6 mole or more per mole of the tetracarboxylic acid component of the polyamic acid.

Abstract: In an aspect, in general, an apparatus includes an electrically conductive housing including a first portion and second portion, the first portion including electronic circuitry. An electromagnetic shield separates the first portion and the second portion and is configured to electromagnetically isolate the electronic circuitry of the first portion from the second portion. The electromagnetic shield includes a plurality of electrically conductive walls partially separating the first portion and the second portion, a plurality of electrically conductive spring loaded fingers extending from an end of at least one of the plurality of electrically conductive walls and configured to contact an inner surface of the housing. Together, the plurality of electrically conductive walls and the plurality of electrically conductive spring loaded fingers separate the first portion and the second portion.

Abstract: An electronic device includes a case having an opening, an electronic circuit and a dust cover. The electronic circuit is disposed in the case and includes a circuit board, a switch, and an expansion card slot. The switch and the expansion card slot are electrically connected at the circuit board. The opening exposes the switch and the expansion card slot. The expansion card slot includes an electrical connector used for electrical connection with an expansion card. The dust cover is detachably disposed at the opening The dust cover includes a cap portion, a press portion and an elastic portion. The cap portion closes the opening. The press portion faces the switch. The elastic portion is respectively connected to the cap portion and the press portion, so the press portion is capable of moving relative to the cap portion and hence has a trigger position and a release position.

Abstract: An electronic device includes a housing defining an exterior of the electronic device, the housing accommodating a main board, a metal plate coupled to the housing, and a battery attached to the metal plate, the battery being electrically connected to the main board.

Abstract: An electronic device includes a motherboard defining a number of through holes, a bottom wall forming a number of posts, and a fixing member including a fixing body mounted to the bottom wall and a movable body pivotably mounted to the fixing body. Each through hole includes a first hole and a second hole communicating with each other. Each post includes a supporting portion, a head, and a neck. The fixing body defines a slot. The movable body includes a main portion, a hook, and a projection extending from an end of the main portion. The heads are extended through the first holes. The necks abut against end walls bounding the corresponding second holes. The motherboard is sandwiched between the heads and the supporting portions. The hook is engaged in the slot, and the projection abuts against an end of the motherboard adjacent to the fixing member.

Abstract: An electronic device includes a motherboard defining a number of through holes, a bottom wall forming a number of posts, and a fixing member including a fixing body mounted to the bottom wall and a movable body slidably mounted to the fixing body. Each through hole includes a first hole and a second hole communicating with each other. Each post includes a supporting portion, a head, and a neck. The fixing body forms a protrusion. The movable body includes a main portion, a connecting portion connected to the main portion and defining a limiting slot. The heads are extended through the first holes; the necks abut end walls bounding the second holes. The motherboard is sandwiched between the heads and the supporting portions, the protrusion is engaged in the limiting slot, and the main body abuts against an end of the motherboard adjacent to the fixing member.

Abstract: An electronic component is provided with two or more component terminals. A mount board is provided with two or more board terminals. The board terminal is provided with an inclined portion on a surface of the board terminal, the inclined portion being the wider as closer to a base end side toward a peripheral edge. A position of the component terminal is offset in relation to a position of the corresponding board terminal. A position of the other component terminal is offset in the opposite side to the direction of the offset in relation to a position of the corresponding board terminal. The component terminal makes contact with the inclined portion of the board terminal to bond the component terminal and the board terminal.

Abstract: Improvements in a system to connect and multiplex sensor signals that connects and multiplexes sensor signals is disclosed. The number of plug connections may line up and match the number of circuit breakers on one side of a panel. The device installs on panel board configurations to gathers precise power information for amps, volts, power factor, watts and kWh—and is certified to provide utility-grade data on each branch circuit metering. Up to 4 panel board strips per units of 4, 8 or 21 can be connected together to monitor 120 circuits. The system is adaptable to three phase monitoring and ground fault measurement and monitoring which is not conveniently provided by existing hard wired systems. The number of plug connections may line up with and match the number of circuit breakers on one side of the panel.

Abstract: An electronic module includes a substrate, which includes a dielectric material having multiple sides, including first and second sides, and first and second cavities indented respectively within the first and second sides. First and second conductive contacts within the first and second cavities are configured for contact with at least first and second electronic components that are mounted respectively in the first and second cavities. Conductive traces within the substrate are in electrical communication with the first and second conductive contacts.

Abstract: A component-embedded resin substrate includes a resin structure including a plurality of laminated resin layers and having an end surface surrounding an outer periphery of the resin layers and a plurality of embedded components arranged as embedded in the resin structure. The plurality of embedded components include a first embedded component and a second embedded component. When viewed in a planar view, the first embedded component has a first outer side extending along a portion of an end surface 5 closest to the first embedded component. When viewed in a planar view, the second embedded component has a second outer side extending along a portion of the end surface closest to the second embedded component. When viewed in a planar view, the outer side is oblique to the second outer side.

Abstract: A device includes a carrier, a first semiconductor chip arranged over the carrier and a first electrically conductive element arranged over the carrier. The device further includes a first wire electrically coupled to the first electrically conductive element and a second wire electrically coupled to the first electrically conductive element and to the first semiconductor chip. The first electrically conductive element is configured to forward an electrical signal between the first wire and the second wire.

Abstract: An electronic device has a printed substrate having land electrodes and a chip-type electronic component having external electrodes formed on a surface of a component element body. The land electrodes and the external electrodes are bonded via a solder to form electrode bonding parts. A thermosetting resin is filed between the electrode bonding parts. The bonding material contains solder particles having a melting point T1, a thermosetting resin having a curing temperature T2 that is higher than the melting point T1, and an activating agent having an activation temperature T3 that is lower than the curing temperature T2. The viscosity of the contained components except the solder particles at the melting point T1 is 0.57 Pa·s or less, and the melting point T1 and the activation temperature T3 satisfy T1?T3<50° C.

Abstract: The present invention relates to a high-voltage switching device with energy-supply device according to the preamble of the first claim.

Abstract: A modularized lighting device includes a multifunctional module. The multifunctional module includes a module base a top of which is combined with a substrate to house a sensor and a camera lens in a receiving space of the module base. The module base is provided, on the bottom thereof, with a light emission element included light board that is coupled to the module base. Through a plurality of mounting holes, the module base can be mounted in an interior space of a housing of a variety of lighting fixtures/devices to allow a user to selectively use a single function or multiple functions for easy replacement of components of for example the sensor and the camera lens. Thus, the present invention makes use of the multifunctional module to be applicable to various types of lighting devices to achieve the purposes of enhancing convenience and modularized function selection.

Abstract: Provided is optical waveguide sheet for a keypad having a light guiding portion 21 positioned below an indicating portion 11a of a keytop part 11, and a light introducing portion 22 positioned above a light source 13 to guide the light emitted from the light source 13 to the light guiding portion 21 so as to be guided toward the indicating portion 11a. The light introducing portion 22 includes a through hole 24 formed therein, a light introducing flap 23 of a barrel shape formed around the edge of the through hole 24 so as to connect with the light introducing portion 22 and protrude toward the light source 13, and a light introducing section 23a provided on an end of the light introducing flap 23 for the light emitted from the light source 13 to be introduced.

Abstract: A backlight keyboard structure includes a light guide plate, a base plate and a keyboard frame. The keyboard frame comprising a fixing portion. The base plate is adjacent to one side of the light guide plate and disposed between the keyboard frame and the light guide plate. The base plate has a through hole corresponding to the fixing portion. The base plate has an indentation portion surrounding the through hole and disposed between the light guide plate and the through hole for shielding.

Abstract: A computing device is disclosed. The computing device includes a housing having an illuminable portion. The computing device also includes a light device disposed inside the housing. The light device is configured to illuminate the illuminable portion.

Abstract: An improved approach is provided for implementing LED lighting systems and lamps that address the issues identified above. A new type of LED package is disclosed that reduces manufacturing and production costs, while simultaneously allowing for improved thermal management and wide angle light distribution. A self-contained LED package is disclosed that can be mounted as an entire unit onto a lamp platform. The LED package permits the dimensional configuration of the package components to be aligned with desired emission angles. For example, overhangs between phosphor components and circuit boards in the package can be avoided, thereby ensuring that the final lighting system will provide any desired emission angles.

Abstract: A light source device includes a first excitation light source which emits first excitation light having a wavelength in a first wavelength region, a first optical member, a second optical member and a holding member which holds the first optical member and the second optical member. The first optical member converts at least part of the first excitation light to emit first wavelength converted light, and increase divergence angle of the transmitted first excitation light by a first incremental angle. A second optical member is disposed in a region including an optical axis of the first excitation light, and increases the divergence angle of the transmitted first excitation light by a second incremental angle larger than the first incremental angle.

Abstract: A display device includes a display component, a plurality of light sources, a flat optical member, a rear side support member, and a reflective sheet. The light sources are disposed on a rear side of the display device relative to the display component. The light sources irradiate the display component with light. The light sources are arranged with respect to the rear side support member such that among light emitted towards the display component from an edge-side light source that is disposed closest to an edge portion of the rear side support member out of the light sources, light emitted at a brightness that is at least half of an maximum brightness of the edge-side light source reaches an edge portion of the flat optical member corresponding to the edge portion of the rear side support member.

Abstract: A knife with illumination and floating means is presented. In an embodiment, a knife is presented having a handle and blade. The handle has a waterproof battery compartment that acts as a floatation means. Also the handle has a waterproof battery compartment cover (60) and a waterproof on/off switch to turn a light that shines on the blade on or off. Also, a sheath is removably disposed to the blade via a locking arm. The sheath has a belt clip also.

Abstract: A display shelf system includes at least one pair of conductive support brackets. At least one pair of conductive standards have a plurality of slots for receiving and supporting the conductive support brackets. An insulating rail cover is disposed at least partially over at least one of the conductive standards. An illumination apparatus includes LEDs (light emitting diodes), disposed on a surface of a circuit board having a connector at each end. A low voltage power supply can power the light emitting diodes through the conductive standards.

Abstract: Disclosed herein is a pocket-size accessory that can acts as a stand for holding a smart cellphone, MP3 player or tablet computer with a built in flashlight unit. The accessory includes a clam shell style housing comprising an upper case and a lower case pivotally connected together along one end with the flashlight unit mounted on the inside surface on the lower case. The upper case includes two upper side arms and a lower resting lip that extends perpendicularly outward. The lower case includes an integrally formed transverse structure with two laterally extending axles that are extended into two bores form in the arm of the upper case to enable the two cases to snap fit together and pivot approximately 270 degrees. The flashlight unit includes at least one LED bulb, a printed circuit board with a voltage boosting circuit, at least one battery, and a switch.

Abstract: VCSEL arrays with planar electrical contacts readily adaptable for surface mounting are provided. Monolithic VCSEL arrays are configured in array patterns on two and three-dimensional surfaces for configuring optical illuminator modules. Illuminator modules are easily expandable by increasing the array size or by modularly arranging more arrays with or without a transparent substrate, in different shapes by tiling array modules monolithically on a common substrate, or by tiling small modules. The surface mountable illuminator modules are easily assembled on a thermally conductive surface that may be air or liquid cooled for efficient heat dissipation. Array modules may be integrated with other electronic circuits such as current drivers, sensors, controllers, processors, etc.

Abstract: A modular lighting system for mounting in the garage, under a cabinet, or on a wall area includes a LED light mounted in the housing and two battery operated detachable, removable flashlight assemblies mounted in the housing. The flashlight assembly includes a rechargeable battery; an electrical device, such as a male plug for interconnecting the battery and power source; and an electrical device for sensing power loss. The lighting system also includes a flashlight electrical connection in the housing, such as a plug receptacle, for connection to the male plug for supplying power from the power source to the detachable flashlight assembly.

Abstract: A solar powered ground lights is typically mounted in a walkway, pathway, pool deck, roadway, park pathway, either in cement, wood, synthetic materials, or otherwise, and are ideally suited for use in walls, ceilings, and pool or dock areas because they are readily mounted from the top, requiring only a cylindrical depression and possibly three screws for mounting and require no external wiring. The solar powered ground lights are also low voltage and safe. Illumination of the Solar powered ground lights is provided by a Solar Powered system utilizing Light Emitting Diodes (LEDs), or an electro-illuminescent Lighting system backed up with a solar powered circuit for the rechargeable battery. This provides for an illumination system capable if providing ease if view for pedestrians as well as illuminating roadways. The system may be fully IP68 waterproof rated.

Abstract: A lighting device is described having a diffuser having an aperture and generally enclosing a chamber. An electrical light source is positioned to direct light through at least a portion of the diffuser via the chamber. A circuit controls power to electrical light source. There is at least one solar cell. A base portion attaches to a portion of the diffuser proximate the aperture. The base portion includes a base housing, a substantially tubular neck portion extending below the base housing, and a battery compartment at least partially disposed in the neck portion providing a cavity to removably receive and support a rechargeable battery; and wherein the battery compartment is integrally formed with the neck portion. A support member is included to elevate the rechargeable battery above a substrate, the support member comprising an axial conduit running through the length of the center of rotational symmetry of the support member.

Abstract: Improved lighting devices, such as non-rechargeable and rechargeable flashlights, having simplified designs with fewer component parts are described. A focusing feature is described where the light source is held stationary and the reflector is moved through the engagement of threads and/or teeth arrangement. An improved reflector that avoids regions of increased thickness to reduce or avoid distortion caused by sink is also described.

Abstract: The present invention provides an electronic simulation candle, mainly consisting of a power supply base, a power driven device, a flame piece swinger and a light source fixation base. The power driven device is electrically connected to the power supply base, and disposed above the power supply base. The light source fixation base is disposed above the power driven device. The flame piece swinger is disposed between the power driven device and the light source fixed base. In addition, the upper half of the flame piece swinger extends upward out from a central through hole provided on the light source fixation base. The upper half of the flame piece swinger is a flame piece body having a concave surface. A hollow tapered swinger expanding gradually from up to down is integrally disposed below the flame piece body. In addition, a support rod extending upward is inserted into the power driven device.

Abstract: A small, lightweight, illuminable, wearable, clip-on safety light device that resembles a decorative seasonal or ornamental attachment to apparel or personal items which incorporates a series of LED's or other means of producing bright light capable of being operated through multiple modes of operation, such as sequential, random, continuous, and the like. The light is capable of being seen a distance away from the wearer, and will draw the attention of the human eye, thereby making the wearer more visible at night or in low light conditions.

Abstract: According to one embodiment, a light-emitting module includes a rectangular substrate, at least two light-emitting circuits and inter-module connection part. The light-emitting circuit connects plural light-emitting elements in a longitudinal direction of the substrate. The inter-module connection parts include respective pairs of electrodes connected with the respective light-emitting circuits on an end of the substrate in the longitudinal direction. The respective pairs of electrodes are arranged to be closer to side parts of the substrate in a short direction thereof than an arrangement area of the light-emitting elements and are arranged side by side in the longitudinal direction of the substrate.

Abstract: A track light device includes a track, a track light and at least one light bar. The track extends along a longitudinal axis. The track light is mounted slidably to the track. The light bar is disposed fixedly on an outer surface of the track unit and extends along the longitudinal axis for providing uniform illumination.

Abstract: An illumination device capable of being mounted to a horse's tail, mane, or other parts of the horse, for alerting an observer of the presence of the horse. The illumination device includes one or more strands of lights in a parallel arrangement.

Abstract: To improve an angular color difference and emit uniform illumination light. According to an embodiment, a light-emitting device in an embodiment includes a light-emitting module (15). The light-emitting module (15) includes a substrate (21), a plurality of light-emitting elements (45) made of semiconductor, and a plurality of sealing members (54). The light-emitting elements (45) are disposed on the substrate (21). The sealing members (54) contain, as a main component, translucent resin mixed with a phosphor. The sealing members (54) are heaped up from the bottom surfaces thereof bonded on the substrate (21) and are each formed to bury a singularity or a plurality of the light-emitting elements (45). A ratio (H/D) of a diameter D of the bottom surfaces to height H of the heaps of the sealing members (54) is set to 0.22 to 1.0.

Abstract: A light source module including a substrate, a plurality of light emitting devices installed on the substrate, and a plurality of lenses installed on the substrate to cover the plurality of light emitting devices, respectively, and each of the plurality of lenses having a pair of open end portions facing one another, the plurality of lenses arranged such that an open end portion of one lens faces an opened end portion of an adjacent lens is provided.

Abstract: There is disclosed a LED light (10) including a lower housing (14), an upper housing (15), and a thermally insulative base gasket (16). The upper housing has a top wall (31) with a central mounting area (35) and a peripheral margin. The wall thickness of the central mounting area is thicker than that of the peripheral margin (38). The upper housing also includes a plurality of heat dissipating ribs (41) extending between the mounting area and the sidewalls. The ribs increase in height as they extend outwardly toward the sidewalls. The lighting portion includes a LED light array (37), a lens (48), and a lens gasket (49). With the LED array mounted to the central mounting area, heat generated by the LED array is conveyed to the central mounting area and then conveyed through the upper housing top wall and ribs to the sidewalls.

Abstract: A mobile electronic device is provided, including a first housing, a second housing and a circuit board assembly. The first housing is connected to the second housing to form a receiving space with the circuit board assembly disposed therein. The circuit board assembly includes a first circuit board having a plurality of light emitting diodes, a second circuit board, and a frame disposed between the first circuit board and the second circuit board.

Abstract: An LED lamp and at least one associated system of such lamps for illuminating internal and external surfaces, in particular industrial facilities and surfaces, with improved lighting efficiency is provided. The radiation-source LEDs which are constructed as a 3-chip LED, and the adjacent chips are arranged rotated relative to one another in such a way that the asymmetrical emission of a 3-chip LED is balanced thereby. Aspherical individual lenses or individual lenses comprising a biconical surface are preferably used as optical elements.

Abstract: A lighting device including a housing, at least one light source housed by the housing, a conductive element mounted to the housing and having portions that define a slot, the slot forming a slot antenna radiating element for wireless control of the at least one light source and a feedline for feeding the slot antenna radiating element.

Abstract: In various embodiments, direct illumination is provided from a primary light emitter and decorative illumination is provided from a secondary light emitter illuminating a shade.

Abstract: In various embodiments, a lens array comprises a plurality of aspheric lens elements each optically coupled to a light-emitting element and producing an out-of-focus image thereof. The images combine to generate a target luminous intensity distribution, e.g., providing constant illuminance on a plane.

Abstract: A light source unit of a light engine is disclosed, wherein the light source unit includes a plurality of LED sub light source units each comprising at least one LED and an optical device corresponding to the at least one LED, the optical device is configured to modify a beam from each LED to be an approximately collimated beam.

Abstract: An airport light for generating and elliptical beam of light and a method for generating such a beam of light is disclosed. The airport light has within a housing a first module with first LEDs, generating a first beam of light and a second module with a second LEDs, generating a second beam of light.

Abstract: The present invention aims at mitigating a light guide member being peeled off and a display panel being damaged by stress exerted on an adhesive section or the like between the light guide members.

Abstract: There is provided a light emitting diode (LED) lens for double-sided lighting, including a light diffusion agent diffused therein, the LED lens including a light receiving portion receiving light, a first light transmitting portion corresponding to the light receiving portion and transmitting a portion of the light in an upward direction therefrom, a reflective portion extended from the first light transmitting portion and reflecting a portion of the light, and a second light transmitting portion facing the first light transmitting portion and transmitting the light reflected by the reflective portion in a downward direction therefrom.

Abstract: According to one embodiment, a lighting device is provided which includes: a module; a first cover member; and a second cover member. The module has a light emitting body and a frame. The light emitting body emits light by organic electro-luminescence. The frame is formed of a light transmitting material. The first cover member is formed of a material that is a light transmitting material and has a stiffness higher than that of the frame. The first cover member is disposed on one end side of the module. The second cover member is formed of a material that is a light transmitting material and has a stiffness higher than that of the frame. The second cover member is disposed on the other end side of the module such that the module is sandwiched between the first cover member and the second cover member.

Abstract: According to one embodiment, there is provided a lighting device including a plurality of panels; a frame; and a connection body. The panel emits light by organic electro-luminescence. The frame is formed of a material which is an insulating material and transmits the light. The frame seals the plurality of panels. The connection body has conductivity. The panel has a substrate, a first electrode, a second electrode, a first conductive body, and a second conductive body. The first conductive body has conductivity, is connected to the first electrode, and is provided in a first side surface of the substrate. The second conductive body has conductivity, is connected to the second electrode, and is provided in a second side surface of the substrate. The plurality of panels are electrically connected to each other via the first conductive body, the second conductive body, and the connection body.

Abstract: The present invention relates to a lighting method for an LED lighting apparatus, in which e.g. an LED for illuminating an edge of a light distribution pattern far away from a street lamp has a relatively larger illumination angle and a smaller radiation angle, and an LED for illuminating the center of a light distribution pattern near the street lamp and an edge of a light distribution pattern adjacent to the street lamp has a relatively smaller illumination angle and a smaller radiation angle. Thus, each LED illuminates different areas of the road, thereby ensuring the uniformity of illumination of an overall light distribution pattern.

Abstract: Disclosed is a LED bulb comprises a bulb body, a bulb cap and an angle adjusting means. The angle adjusting means includes a first ratchet member fixed to the bulb and a second ratchet member fixed to the bulb cap. The first ratchet member and the second ratchet member are rotatable on a rotation axis, and the first ratchet member and the second ratchet member are engaged with each other at an adjusted position angle to emit the light in an emitting direction from the emitting plane with respect to the bulb cap. Accordingly, it provides an adjustable connecting angle between the bulb body and the bulb cap to thus adjust the emitting plane of the bulb body to a desired direction to overcome the problems in the conventional art.

Abstract: A LED strip light connector system for providing a reliable connection between a flexible LED light strip and a connector. The LED strip light connector system generally includes a connector adapted to receive an end of a light strip, and a support member extending outwardly from the connector to support the light strip near the connector. The light strip is attached to the surface of the support member thereby preventing movement of the light strip with respect to the connector.