Abstract: A solid state lighting apparatus can include an electrical connector that is configured to releasably couple to a standardized electrical fixture having ac voltage provided thereat, where the electrical connector includes an opening that is configured to provide a recess in the electrical connector including an interior contact to provide the ac voltage in the recess when connected to the standardized electrical fixture. A protective circuit stage of a solid state lighting driver circuit can be in the recess to electrically coupled to the interior contact. An electrical wire can include a first portion that can be electrically coupled to the protective circuit stage in the recess and a second portion that is outside the recess. A solid state lighting housing can be configured to releasably couple to the second portion of the electrical wire.

Abstract: The present invention relates a LED bulb structure, including: a base, a screw connector which is integrated with the end of the base, and a LED driver; a lamp body is mounted on the base, the top portion of lamp body is a platform on which an PCB substrate is arranged, LED lights are located on the PCB substrate, a lampshade which is engaged with a ring-shape groove of the platform. A reflector assembly includes a reflecting cover support which is inserted in the ring-shape groove located at the edge of the platform, and a reflecting cover which is loaded from the bottom of the reflecting cover support. The reflector assembly further can include a horn-shape reflector which is located above the LED lights inside the lampshade, and has a big small shape with two openings shaped by mean of complete revolving a parabola.

Abstract: A detachable LED bulb which is easy to be maintained is disclosed. The LED bulb includes a circuit board, LED elements, heat dissipating cup, a base and a power driver. The circuit board has two power lines with a second connector. The LED elements are mounted on the circuit. The heat dissipating cup has a hollow portion, a seat for supporting the circuit and a second coupler. The base has a first coupler for coupling with the second coupler. The power driver is received in the hollow portion of the dissipating cup, is electrically connected between the base and the circuit board, and has a first connector for detachably connecting the second connector of the power lines.

Abstract: An LED replacement light bulb for use in a standard AC light bulb socket is provided. The light bulb includes a body, a heat sink portion and an end cap arranged to receive DC electrical current from the AC light bulb socket where the AC electrical system has been converted to a DC electrical system. The LED replacement bulb includes a base and wires connecting the base to a plurality of LEDs or to an LED board. A quick disconnect is disposed between the base and the plurality of LEDS or the LED board to allow for easy removal and replacement of the LEDs or of the LED board. In one preferred embodiment, a lens cover is provided with stand-off legs to avoid metal to metal contact between the bulb and its surrounding lighting fixture.

Abstract: A light-emitting diode lamp includes a light engine, a power assembly, and a heatsink. The light engine includes a plurality of light-emitting diodes, and the power assembly includes a socket disposed at one end of the power assembly and a heat spreader plate disposed at another end of the power assembly opposite the socket. The light engine is mounted to the heat spreader plate. The power assembly further includes a power supply circuit that is electrically coupled to the socket and to the light engine. The socket is configured to electrically couple the power supply circuit to an external electrical source. The heatsink encircles the power assembly and is thermally connected to the light engine. The heatsink also includes a plurality of perforations, which are arranged to facilitate a natural convection airflow over and through the heatsink.

Abstract: The present invention relates to a lamp holder structure comprising a main body having a universal accommodating slot and an accommodating space concavely formed at the top and the bottom of the main body respectively, and a first electrically conductive plate and a second electrically conductive plate both installed at the top of the main body proximate to the universal accommodating slot, wherein the second electrically conductive plate is electrically coupled with a lamp holder base contained in the accommodating space, a metal spring plate is embedded into the main body, and a pressing element is contained in the universal accommodating slot and can be rotated or moved back and forth in the universal accommodating slot for pressing against a flange of the metal spring plate, such that the metal spring plate can be electrically coupled to or detached from the first electrically conductive plate.

Abstract: A socketable LED light bulb includes a fixture for contacting power connections of a standard light bulb socket, a stem that connects one or more LEDs with the fixture, and an electronics housing configured with at least one electronic component for regulating power supplied to the one or more LEDs. The electronics housing is along the stem between the one or more LEDs and the fixture. Another socketable LED light bulb includes a fixture for contacting power connections of a standard light bulb socket, and a power converter that transmits the output voltage to flexible circuitry to power one or more LEDs. A shell provides mechanical support for the flexible circuitry, and forms apertures through which the one or more LEDs emit light.

Abstract: A light emitting apparatus comprises: an LED-based light source; a spherical, spheroidal, ovoid, egg-shaped, or toroidal diffuser generating a Lambertian light intensity distribution output at any point on the diffuser surface responsive to illumination inside the diffuser; and a base including a base connector. The LED based light source, the diffuser, and the base are secured together as a unitary LED lamp installable in a lighting socket by connecting the base connector with the lighting socket. The base is operatively connected with the LED based light source in the unitary LED lamp to electrically power the LED based light source using electrical power received at the base connector.

Abstract: An LED lamp that allows for the replacement of incandescent bulbs used in various different lighting systems without the degradation of operating properties commonly associated with conventional LED replacement lamps. Regarding a conventional landscape lighting system, the system commonly comprises a transformer configured to supply power to a specific number of individual lamps having a specific bulb installed therein. The LED lamp may allow the user to selectively vary the number of individual lamps utilized in the landscape lighting system. Further, if the landscape lighting system is designed to utilize incandescent bulbs, the LED lamp may allow for the convenient and easy replacement of the incandescent bulbs to allow the user to achieve the maximum benefits associated with the use of LED lamps over conventional incandescent bulbs.

Abstract: A laminated heat-dissipating and non-disposable LED lamp includes a lamp holder, an LED luminous module, a lampshade and a heat dissipation unit. The lamp holder is provided with a hollow shell, the LED luminous module is assembled on the lamp holder and the lampshade is mounted on the LED luminous module. The heat dissipation unit is covered around the circumferential side of the lamp holder, instituted of a multi-ply heat-dissipating layer. By so designing, heat energy produced by the LED lamp can be transmitted to the heat dissipation unit, and the heat-dissipating layer can function to increase a heat dissipation area and a heat dissipation distance of contact of the LED lamp with open air, able to prolong service life and enhance luminous efficiency of the LED lamp and also reduce electronic waste.

Abstract: Lighting apparatus and methods employing LED light sources are described. The LED light sources are integrated with other components in the form of a luminaire or other general purpose lighting structure. Some of the lighting structures are formed as Parabolic Aluminum Reflector (PAR) luminaires, allowing them to be inserted into conventional sockets. The lighting structures display beneficial operating characteristics, such as efficient operation, high thermal dissipation, high output, and good color mixing.

Abstract: Disclosed are LED lamp assemblies that are substantially inseparable. The LED lamp assemblies use discrete components that are individually manufactured and then assembled in a manner that substantially prevents disassembly or disengagement of components. An interference fit can be used to substantially secure components of the LED lamp assemblies. Bonding techniques can also be used, including adhesive and solvent bonds, as well as thermal bonds, including sonic bonds.

Abstract: In one embodiment, a lamp with a ferrule includes a substrate to support a light emitting element and a wire insertion portion formed therein. A support portion to arrange the substrate is formed in one end portion of a base body. A through-hole is formed in the support portion corresponding to the wire insertion portion. A concave container portion is provided in the other end portion of the base body to accommodate a circuit board to mount electric parts. An insulating case is arranged between the circuit board and the concave container portion. The insulating case includes a protection element inserted in the through-hole and the wire insertion portion. The protection element is projected at least to inside of the wire insertion portion. A ferrule for supplying electric power to the light emitting element is provided in the other end portion of the base body.

Abstract: An LED light bulb that includes a base providing an electrical connector and a substantially hollow envelope extending from the base. The light bulb further includes a metal space separator having a top side, bottom side and side wall that has a plurality of holes connected by at least one channel that extends through the interior of the separator, such that air can pass through the separator. At least one LED is mounted on the separator in electrical connection with the base connector.

Abstract: A lighting system includes at least one light emitting diode and a coating of matrix material having at least one glass-coated quantum dot in a base material. The at least one glass-coated quantum dot may be selected from at least one of a group II-VI materials, III-V materials, IV-VI materials, I-III-VI materials and combinations of such materials. The matrix material may be silicone, and the lighting system may include a light bulb replacement fixture including a threaded screw electrically connected to the light emitting diode.

Abstract: A fastener includes a main body having a front portion and a rear portion, a securing member engageable with the rear portion of the main body, and a light source unit securable between the securing member and the front portion of the main body, for providing light to illuminate the front portion of the main body.

Abstract: A LED lamp assembly is disclosed. The LED lamp assembly includes a heat radiator, a base body and a cover body. The base body is located on one end of the heat radiator and the cover body is located on the other end of the heat radiator. The base body has a plurality of first engaging parts, each of which is associated with a first engaging portion. The cover body has a plurality of second engaging parts, each of which is associated with a second engaging portion. The first engaging portion is configured to correspond to and engage with the second engaging portion so as to sandwich the heat radiator between the base body and the cover body.

Abstract: A lighting apparatus includes a primary lighting source powered by from a facility A-C power source, and backup LED lighting source powered by batteries.

Abstract: A lamp includes a housing, a heat sink, a light emitter, a fan and a blocking ring. The housing includes first and second shells, with the first shell forming a light-transparent portion and a first engaging portion. An air outlet portion is formed in a wall of the first shell, with the second shell forming a second engaging portion and a base. An air inlet portion is formed in a wall of the second shell. The heat sink includes a base plate and a plurality of fins defining a compartment. Each of the fins has first and second ends. The light emitter is electrically connected to the base. The blocking ring is mounted inside the housing. The blocking ring has two sides forming first and second flanges. The blocking ring further includes a side forming a protrusion ring and partially covering an outer periphery of the heat sink.

Abstract: A light-emitting diode (LED) bulb has an LED within a shell. The LED bulb also includes a driver circuit for providing current to the LED. The drive circuit has a thermal protection circuit, which includes a thermistor having a positive thermal coefficient and a switching temperature. The driver circuit also includes a switch-mode power supply (SMPS) controller with an input pin and an output pin. The thermistor is connected to the input pin. When the thermistor temperature is above the switching temperature, the thermal protection circuit causes the SMPS controller to produce a signal with a second duty cycle on the output pin. When the thermistor temperature is below the switching temperature, the thermal protection circuit causes the SMPS controller to produce a signal with a first duty cycle on the output pin. The second duty cycle is higher than the first duty cycle.

Abstract: A luminaire includes an electrical base, an optic, and a heat sink disposed between the base and the optic. An LED driver circuit is disposed at least partially within the heat sink, and is disposed in electrical communication with the base. An LED light source is disposed in thermal communication with one or more surfaces of the heat sink, and in electrical communication with the driver circuit, the LED assembly includes an LED module. The light source includes a printed circuit board with a plurality of projections that are bendable such that the projections are arranged on an angle when assembled on the heat sink.

Abstract: An LED-based lamp assembly with a driver assembly having a base portion rotateably engageable with the socket of a light fixture to make a first electrical contact with the light fixture. The driver assembly has an electrically conductive, retractable tip portion coupled to the base portion and that makes a second electrical contact with the light fixture. The tip portion retracts relative to the base when in electrical contact with the light fixture's socket portion. A lamp housing assembly operably connected to the driver assembly has a lamp housing connected to the driver assembly. The lamp housing is coupled to at least one substrate having at least one LED light thereon. The substrate is connected to, or is an integral part of, a heat sink that carries heat away from the substrate and/or LED light. The lamp housing assembly is rotatable relative to the light fixture to adjust the angular position of the light source.

Abstract: The present invention is a light bulb featuring a removable LED light source. The preferred source being a lighting source with a three dimensional lead frame as disclosed in the parent applications to this application. Control circuitry is included to convert electrical power into power usable by the LEDs.

Abstract: The invention relates to a lighting device (1) comprising an envelope (2), a base (3), a solid-state light source (4) and optical means (5) provided with a light-outcoupling surface, the solid-state light source (4) being optically coupled to said optical means (5). The use of a spirally wound optical fiber as optical means (5) and a transparent envelope (2) shaped as a conventional light bulb provides a lighting device (1) which is a good look -alike of the conventional incandescent lamp, such as, for instance, the carbon filament lamp. The long lifetime and high efficiency of LEDs as a solid-state light source (4) will make this lighting device (1) a very attractive alternative for the conventional incandescent lamp. The lighting device (1) according to the present invention has the further advantage that a large gamut of colors can be chosen and adjusted by using, for instance, red green and blue LEDs in said lighting device (1).

Abstract: The lighting device includes: a heat radiating part provided with a cavity that accommodates a part of a plurality of drive circuit components driving a light source module; and a base part provided with a cavity that accommodates another part (e.g., a transistor) of the drive circuit components. Then, the drive circuit components are accommodated in the cavity of the heat radiating part and the cavity of the base part.

Abstract: An LED lamp with replaceable light unit according to the invention includes a heat dissipation housing, a metal connector, a driver circuit board, a light unit slice, a pad and a shade. The heat dissipation housing has an opening at one end and a joint portion at another end. The metal connector is disposed to the joint portion of the heat dissipation housing. The driver circuit board disposed inside the heat dissipation housing to electrically connect with metal connector. The light unit slice and the pad are disposed inside the opening, and the light unit slice is electrically connected with the driver circuit board. The shade is disposed inside the opening. The LED lamp with replaceable light unit can be realized by the assembly of the above elements according to the different preferred embodiment of the present invention.

Abstract: An LED night-light includes a housing with a threaded, cylindrical opening having an interior surface adapted to receive a threaded end of a light bulb. First and second prongs are supported in parallel by the housing. The prongs have interior ends extending into an interior of the housing and exterior ends extending out of the housing such that the exterior ends are configured to engage an electrical outlet. A disk is received in and supported by a groove in the interior surface. A light-emitting diode (LED) is mounted on the disk. The night-light further includes a circuit board including an LED driver circuit electrically connected to the LED. The driver circuit energizes the LED when the first and second prongs are plugged into an electrical outlet connected to a power source.

Abstract: An LED bulb includes an LED module having a PCB on which at least one LED element is mounted. A housing has a plurality of heat dissipating protrusions which protrude from an outer circumferential surface thereof, with a thread being formed on a predetermined portion of the housing. A light transmitting cover has a thread by which the cover can be fastened to the thread which is formed on the predetermined portion of the housing, in a threaded manner. Further, the LED bulb includes a bottom case into which an inverter for supplying a direct current to the LED module is inserted. The bottom case is inserted into the housing to be fastened to the housing. A socket is fastened to the bottom case.

Abstract: The present invention is a light bulb featuring a removable LED light source. The preferred source being a lighting source with a three dimensional lead frame as disclosed in the parent applications to this application. Control circuitry is included to convert electrical power into power usable by the LEDs.

Abstract: A light emitting diode (LED) lamp including a connector, an LED module, an angle adjusting ring, an isolating ring, and a heat dissipating module is provided. The LED module is electrically connected to the connector and has at least one LED unit. The angle adjusting ring is disposed between the LED module and the connector for rotating the LED module, and includes at least one locking element for fixing the LED module on the connector. The isolating ring is disposed between the connector and the angle adjusting ring. The heat dissipating module is in contact with the LED module for preventing the LED module from overheating. The heat dissipating module includes at least one heat pipe and a plurality of fins connecting to the at least one heat pipe, where the at least one LED unit is disposed on the at least one heat pipe.

Abstract: The present invention is a LED lamp, which comprises an insulation body having a first end electrically installed onto a lamp holder and a second end electrically connected to the first end, a heat dissipation element sleeved on the insulation body, and a light source module electrically and movably connected to the second end, wherein the light source module includes at least one LED, each of the LED is electrically mounted on a lower surface of a printed circuit board, and a lower surface and a upper surface of a heat dissipation plate are connected to an upper surface of the printed circuit board and a lower surface of the heat dissipation element respectively. Since the light source module is electrically and movably connected to the second end, a user can replace the light source module without replacing the whole LED lamp when the light source module is damaged.

Abstract: An LED bulb includes a base, a shell, a plurality of LEDs, a thermally conductive liquid, and a liquid-volume compensator mechanism. The shell is connected to the base. The plurality of LEDs is attached to the base and disposed within the shell. The thermally conductive liquid is held within the shell. The liquid-volume compensator mechanism is attached to the base. The liquid-volume compensator mechanism is configured to compensate for expansion of the thermally conductive liquid. The liquid-volume compensator mechanism moves from a first position to a second position. A first volume is provided for the thermally conductive liquid in the first position. A second volume, which is greater than the first volume, is provided for the thermally conductive liquid in the second position.

Abstract: A blackout light bulb has a housing with an Edson screw at one end for screwing into a light fixture socket and a plurality of spaced apart LEDs mounted to its opposite end. A flexible stalk is connected to the housing between the Edison screw and the LEDs and can be bent into a selected shape for positioning a free end of the stalk as desired. A circuit board in the housing has an electronic circuit connected to the Edison screw, to the LEDs and to a photo cell at the free end of the stalk. A rechargeable battery in the housing is connected to the circuit board so that it is charged under certain normal conditions and so that it lights up the LEDs under other blackout conditions.

Abstract: An LED based module designed to be easily retrofitted into existing incandescent based light fixtures with minimum or no modification is provided. The LED module of the present disclosure includes a generally cylindrical threaded adapter module including a flat top surface and a conical bottom portion. The bottom portion includes a threaded cavity for receiving a conventional threaded rod of a light fixture which then couples the LED module to the light fixture. The top surface of the LED module is configured to mount a metal core printed circuit board including at least one LED (light emitting diode). Furthermore, the LED module includes at least two channels running therethrough to accommodate wires or conductors from the light fixture to the metal core printed circuit board. The threaded surface of the LED module is configured to accept a conventional shade retainer ring or nut.

Abstract: A lighting device including a test device for testing the proper operation of a primary and a secondary power supply alternatively providing electrical power to the light. The test device is attached to a bracket using a single fastener such as a nut and the bracket is attached to a receptacle for the light using a different single fastener, such as a pop-rivet or screw.

Abstract: An LED lamp has a lamp base and a support connected to the lamp base, on which at least one LED is mounted, the support including at least one hollow element, each with at least two air passage openings to permit an air flow through a cavity of at least one hollow element.

Abstract: The LED lamp contains one or more base plates, each having a plurality of through terminal holes connected by a patterned conduction layer. The base plates are separated by support tubes and a number of LEDs have their terminals threaded through the terminal holes and soldered to the conduction layers of the base plates. When the LEDs are turned on, the produced heat is dissipated first by the lengthy terminals of the LEDs between the base plates, and then by the extended conduction layers along the base plates. A large number of LEDs therefore could be packed into an even smaller space and the LED lamp has an even lower production cost.

Abstract: The present invention is a light bulb featuring a removable LED light source. The preferred source being a lighting source with a three dimensional lead frame as disclosed in the parent applications to this application. Control circuitry is included to convert electrical power into power usable by the LEDs.

Abstract: A device redistributes light emitted by one or more LEDs and constitutes a secondary optical component for the construction of sources, lamps, illuminating bodies, and solid state optical signaling apparatuses. In one of its basic forms the device comprises a main optical element and an optical protection case coupled by a pin, with the optical element being disposed in a cavity of the protection case.

Abstract: Lighting devices which comprise a connector portion, a light emitter, a casing and a heat transfer component. At least a first portion of the heat transfer component which is in contact with the casing is spaced farther from an axis of the connector portion than a second portion of the heat transfer component. Also, fixtures comprising a housing, a socket and at least one heat transfer component. Also, lighting assemblies comprising a housing, a socket, a heat transfer component and a lighting device which comprises a light emitter and a casing, respective portions of the heat transfer component being in contact with the casing and with the housing. Also, lighting devices comprising means for transferring heat, and methods of deploying lighting devices.

Abstract: A modular lighting apparatus includes a replaceable bulb assembly, an adapter, and a mechanical and electrical connector assembly that removably connects the bulb assembly to the adapter for use. The bulb assembly includes a light-emitting component mounted to a body. In example embodiments the light-emitting component includes spiral-tube CFLs, low-profile transverse CFL tubes, and omni-directional LED arrays. The adapter includes a standard screw base mounted to a body that houses an electronic ballast. In this way, the bulb assembly can be removed from the adapter and replaced, while reusing the electronic ballast in the adapter. And the screw-base adapter allows the reuse of the electronic ballast in standard screw-socket household light fixtures. In addition, the reusable adapter base also may be provided with an integral photocell for light-based control of the lighting apparatus without increasing the overall height of the composite lighting apparatus.

Abstract: An LED light bulb includes a base and a hollow shell. The base has a closed end, an open end and a sleeve between the two ends. The shell is connected to the open end of the base. The LED light bulb includes at least two LEDs substantially linearly arranged within the shell, and supported by a self-supporting wire connecting one terminal of an LED to the next LED in each strand.

Abstract: A lighting device comprises a serpentine shaped CCFL, a driver driving the CCFL, a connector that allows the device to connect to and receive power from conventional power sockets, and a fixture that connects them into a single device. Such device can be used for general lighting purposes and replaces incandescent and other fluorescent lamps in current use without having to change electrical sockets. The fixture mechanically connects the CCFL, the driver and the connector to form an unitary mechanical structure. Preferably an air gap is maintained between the CCFL and the driver.

Abstract: A device has a plurality of light emitting diodes (LEDs), heat conducting structure that includes a heat pipe and that carries heat from the region of the LEDs to a further location spaced therefrom, and heat dissipating structure that accepts heat from the heat conducting structure at the further location and that discharges the heat externally of the device. In a different embodiment, a device has a radiation generator, a thermal spreader that receives heat emitted by the radiation generator, heat conducting structure that carries heat from the thermal spreader to a location spaced therefrom, and heat dissipating structure that accepts heat at the location from the heat conducting structure and that discharges the heat externally of the device.

Abstract: The invention relates to a lighting device (1) comprising an envelope (2), a base (3), a solid-state light source (4) and optical means (5) provided with a light-outcoupling surface, the solid-state light source (4) being optically coupled to said optical means (5). The use of a spirally wound optical fiber as optical means (5) and a transparant envelope (2) shaped as a conventional light bulb provides a lighting device (1) which is a good look-alike of the conventional incandescent lamp, such as, for instance, the carbon filament lamp. The long life-time and high efficiency of LEDs as a solid-state light source (4) will make this lighting device (1) a very attractive alternative for the conventional incandescent lamp. The lighting device (1) according to the present invention has the further advantage that a large gamut of colors can be chosen and adjusted by using, for instance, red green and blue LEDs in said lighting device (1).

Abstract: A high power LED Housing consisting of one or more LED to form a LED assembly fitted into a metal body having an upper portion with a gripping means and a lower portion with a fitting means and a base. The LED assembly is connected by electrical wire to a base of the metal body, the base of the metal body having an electrical contact. By means of the gripping means, the LED housing can be installed or removed from a socket shaped to receive the LED housing. The LED housing can be assembled into panels of LED housing which can be fitted with electrical and electronic circuits to monitor and control the operation of the LED housing for various applications.

Abstract: A light emitting diode (LED) based light engine that can replace a conventional PAR type bulb with no modifications to a host lighting fixture is provided. The light engine includes a thermally conductive housing including a generally cylindrical wall defining a cavity, an outer surface of the wall includes a plurality of axially radiating fins and disposed on an inner surface of the wall is an annular center wall dividing the cavity into a first, upper cavity and a second, lower cavity; a light module including at least one LED is disposed in the first, upper cavity and configured to contact the annular center wall, wherein heat generated by the at least one LED is disposed in the second, lower cavity and electrically coupled to the light module.

Abstract: A lamp includes an outer shell having heat conductivity, a base provided in the outer shell, and a cover provided in the outer shell. The outer shell has a light source support, and a heat radiating surface exposed to the outside of the outer shell. The light source support is formed integral with the heat radiating surface. A light source is supported on the light source support. The light source is heated during lighting, and thermally connected to the light source support. The light source is covered with the cover.

Abstract: An irreversible electrical base for irreversibly converting an incandescent lighting product to a low-power lighting product is provided. Various methods of converting an incandescent lighting product to a low-power lighting product and converting a low-power lighting product to an incandescent lighting product, are provided. Various non-threaded incandescent light bulbs, non-threaded halogen incandescent light bulbs, and non-threaded LED-based light bulbs are provided. A keyless lighting fixture having an insert and twist connector is provided.

Abstract: An illumination device and method of making the device uses a three-dimensional (3D) substrate on which a number of light-emitting dies are mounted. The 3D substrate is configured to define an interior region. The illumination device includes electrical traces on at least one of the exterior surface and the interior surface of the 3D substrate.