Abstract: A Light-Emitting Diode (“LED”) light includes a ring-shaped housing wish a cross section, a transparent section and a non-transparent section. The ring-shaped housing defines a horizontal plane relative to a midpoint of the cross section, and a board is fitted within the ring-shaped housing at an angle between about ten to sixty degrees relative to the horizontal plane with LEDs mounted thereon the board to emit light through the transparent section. In one aspect, the board is a printed circuit board. In one aspect, the LEDs are mounted approximately perpendicularly onto the board.

Abstract: A track lighting system wherein a module having a plurality of LEDs mounted thereto is placed within a channel shaped rail system, the module being positionable within the rail system. A first surface of a first printed circuit board (PCB) is positioned on the bottom surface of the rail system and a pair of parallel conductive members are positioned on the second surface of the PCB. The bottom surface of the module has a plurality of spaced openings through which are inserted input power detents which contact corresponding conductive members. The power detents are connected to a circuit which converts the 24 VDC power input to a constant current; the output of the circuit being coupled to a second PCB upon which is mounted the LEDs. Openings are formed in the sides of the rail system and detents, positioned on the sides of the module, engage corresponding openings formed in the rail system sides to lock the module in position within the rail system.

Abstract: A solar rechargeable lantern that utilizes light emitting diodes (LEDs) as the light source. The lantern comprises a base member having a rechargeable battery positioned therein, a light emitting portion, a solar panel connected to the battery and a printed circuit board mounted in the light emitting portion and having a plurality of LED arrays mounted thereto, the battery in turn being connected to the LED arrays. A controller is provided to control the charge applied to the battery by the solar panel and to monitor the charge status of the battery. The LED array comprises twelve parallel rows of LEDs, each row having a plurality of serially connected LEDs.

Abstract: The AC output from a source is rectified and applied to a resistor/Zener diode circuit connection which determines the magnitude of the rectified voltage applied via a circuit to a first MOSFET device. The inverted output of the first MOSFET device is applied to the gate electrode of a second MOSFET device in a manner such that the second MOSFET device is ON even when the AC output passes through zero. The output of the second MOSFET device is connected to a resistor which determines the magnitude of the load applied to the dimmer.

Abstract: An improved LED light bulb for use in a brake light bulb socket of an automobile or similar vehicle wherein selected numbers of LED are energized at full intensity depending upon whether the automobile is in the brake light mode or the tail light mode. The light emitting diode lamp includes first and second printed circuit boards having first and second pluralities of light emitting diodes mounted thereupon for emitting monochromatic light in response to power signals supplied from the automobile. All LED's are on full intensity in the brake light mode and less than the full number of LED's on the first and second printed circuit boards are on at full intensity for the tail light mode.

Abstract: A streetlight wherein the conventional incandescent light bulb is replaced by sets of light-emitting LED clusters. The clusters comprise parallel circuits of LED bulbs mounted on a printed circuit board (PCB). Preferably, the configuration comprises ten clusters, each cluster having two parallel circuits of LEDs, each circuit having twenty LEDs. Each cluster may be connected separately to its own power source or a single power source can be used to power the entire set of clusters. The LED bulbs face downwards, and operate to disperse light directly onto the intended area of the road or street surface. The lamp is encased within a glass cover lens.

Abstract: An LED lamp has a substantially planar circuit board having two opposed sides, and a plurality of light-emitting diodes (LEDs) grouped to form two LED arrays. The LEDs of one of the two LED arrays are mounted along opposite edges of one of the sides of the circuit board. The LEDs of the other LED array are mounted along opposite edges of the other side of the circuit board.

Abstract: An LED lamp has a housing and a plurality of light-emitting diodes (LEDs) arranged to form two different LED arrays. The housing has a pair of openings on opposite sides. Each of the LED arrays corresponds to a different one of the openings of the housing such that at least a portion of each of the LED arrays is exposed through the corresponding opening.

Abstract: An improved LED light bulb for use in a brake light bulb socket of an automobile or similar vehicle wherein selected numbers of LED are energized at full intensity depending upon whether the automobile is in the brake light mode or the tail light mode. The light emitting diode lamp includes first and second printed circuit boards having first and second pluralities of light emitting diodes mounted thereupon for emitting monochromatic light in response to power signals supplied from the automobile. All LED's are on full intensity in the brake light mode and less than the full number of LED's on the first and second printed circuit boards are on at full intensity for the tail light mode.

Abstract: A signal light fixture for use on a vehicle has a plurality of light-emitting diodes (LEDs) arranged to form an array divided into a first section and a second section, wherein LEDs in the first section emit red light, and wherein LEDs in the second section emit yellow light. A portion of the LEDs in the first section are illuminated to perform a rear tail light function, and all of the LEDs in the first section are illuminated to perform a brake light function. A portion of the LEDs in the second section are illuminated to perform a running light function, and all of the LEDs in the second section are illuminated to perform a turn signal function.

Abstract: An LED light bulb has a bulb base having an electrical contact, an outer sidewall, an insulator between the electrical contact and the outer sidewall. The LED light bulb further includes a bulb circuit board mounted upon the bulb base and extending upwardly therefrom. The bulb circuit board has a first side and a second side. A plurality of LEDs are mounted on the first and second sides of the bulb circuit board such that the plurality of LEDs are in electrical communication with the electrical contact through a resistor. A flange extending outwardly from the outer sidewall adjacent a bottom edge of the outer sidewall.

Abstract: An LED lamp has a housing and a plurality of light-emitting diodes (LEDs) arranged to form two different LED arrays. The housing has a pair of openings on opposite sides. Each of the LED arrays corresponds to a different one of the openings of the housing such that at least a portion of each of the LED arrays is exposed through the corresponding opening.

Abstract: An LED light bulb has a bulb base having an electrical contact, an outer sidewall, an insulator between the electrical contact and the outer sidewall. The LED light bulb further includes a bulb circuit board mounted upon the bulb base and extending upwardly therefrom. The bulb circuit board has a first side and a second side. A plurality of LEDs are mounted on the first and second sides of the bulb circuit board such that the plurality of LEDs are in electrical communication with the electrical contact through a resistor. A flange extending outwardly from the outer sidewall adjacent a bottom edge of the outer sidewall.

Abstract: A light emitting diode lamp for use in a brake light bulb socket of an automobile or similar vehicle has first and second printed circuit boards having first and second pluralities of light emitting diodes mounted thereupon for emitting monochromatic light in response to power signals supplied from the automobile. The light emitting diode lamp further includes a body adapted to form a bayonet connection, a base having at least one contact, and a support sleeve having a wiring conduit, a support tray, and at least two support stanchions for supporting the first printed circuit board. Finally, the light emitting diode lamp includes at least one resistor electrically connected between the at least one contact and a first wire that is electrically connected to the first and second printed circuit boards.

Abstract: A light source in the form of a light emitting diode (LED) cluster module suitable for use as an aircraft forward position light source. The light source comprises multiple LED components mounted on a base structure together with supporting electronic components to regulate the function of the LED components. The LED components are configured on the base structure in a manner so as to be capable of complying with the Federal Aviation Regulations minimum light intensities or candela requirements and color specifications while in a preferred implementation using a traditional aircraft 28-volt power supply. Furthermore, the preferred implementations are capable of meeting stringent dimensional design criteria and therefore are suitably adaptable as replacement light sources for existing aircraft forward position light housings.

Abstract: A light source particularly suited for a display in a dispensing machine. The light source includes an array of light emitting diodes (LEDs) mounted on a printed circuit board (PCB) with a multi-directional, multi-functional reflector disposed about the PCB. The reflector reflects the LED light in multi-directions and serves to provide a more uniform light intensity throughout the illuminated surface. The reflector also encloses the total light radiation to a predefined surface area.