Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. First and second LED circuits and respective first and second driver circuit are mounted on the printed circuit board. The first LED circuit is configured to emit a first color temperature of white light when receiving power from the first driver circuit and the second LED circuit is configured to emit a second color temperature of white light when receiving the power from the second driver circuit. The second color temperature of white light emitted from the second LED circuit is different than the first color temperature of white light emitted from the first LED circuit.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes a first LED circuit having at least two phosphor coated LEDs connected in series and at least one additional LED circuit having at least two phosphor coated LEDs connected in series. The LED lighting device also includes a switch having user selectable positions for providing user control to select DC voltage level options to change a DC voltage level that is delivered to at least one of the first LED circuit or the at least one additional LED circuit. One user selectable position decreases a brightness level individually of the first LED circuit and the at least one additional LED circuit. Another user selectable position individually disconnects the first LED circuit and the at least one additional LED circuit from a mains power source.

Abstract: A lighting system includes an LED downlight mountable to a ceiling and an insulation displacement connector (IDC). Light from the downlight can be faced downward to project light or upward to reflect light off of the ceiling. The IDC connects the downlight to a wire system. The lighting system can be changed from a first to a second configuration by at least one of adding an additional downlight using a corresponding IDC or removing an existing downlight using a corresponding IDC. The second configuration does not significantly affect a desired output range of light from any downlight or any LED circuit of any downlight that remains or preexists from the first configuration.

Abstract: A lighting device is disclosed. An example lighting device includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting device also includes a driver including at least one bridge rectifier, a housing, and a power source adapter. The driver receives an AC voltage from the power source adaptor and provides an output voltage to the at least one LED circuit. The lighting device also includes at least one resistor provided in series with the plurality of phosphor coated LEDs.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes an LED circuit having at least two LEDs connected in series that emit a color temperature of white light. The example LED lighting device also includes a switch configured to be manually switched by a user to change the color temperature of white light that is emitted from the LED circuit. Switching the switch changes the color temperature of light emitted from the LED circuit by dimming or increasing a brightness of the at least two LEDs.

Abstract: A lighting system includes an LED downlight mountable to a ceiling, a driver, and an insulation displacement connector (IDC). Light from the downlight can be faced downward to project light or upward to reflect light off of the ceiling. The driver has an input with a first voltage and an output with a second voltage, the second voltage being lower than the first and being provided through a wire system extending from the LED driver. The IDC connects the downlight to the wire system. The lighting system can be changed from a first to a second configuration by at least one of adding an additional downlight using a corresponding IDC or removing an existing downlight using a corresponding IDC. The second configuration does not significantly affect a desired output range of light from any downlight or any LED circuit of any downlight that remains or preexists from the first configuration.

Abstract: A lighting device and a lighting system having reversed biased LEDs are disclosed. In an example, a lighting system includes a driver integrated circuit configured to output a DC voltage and at least one LED circuit having at least two LEDs. The at least one LED circuit is electrically configured so that a first LED in the at least one LED circuit is electrically connected to and forward biased by the driver integrated circuit and a second LED in the at least one LED circuit is electrically connected to and reverse biased by the driver integrated circuit. The lighting system also includes a switching circuit configured to switch a biasing of the first LED and the second LED in the at least one LED circuit after receiving a signal from a sensor.

Abstract: A lighting device is disclosed. An example lighting device includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting device also includes a driver including at least one bridge rectifier, a housing including a reflective material or coating, and a power source adapter. The driver receives an AC voltage from the power source adaptor and provides an output voltage to the at least one LED circuit. The lighting device also includes a circuit configured to electrically decouple the driver after detecting the output voltage of the driver is outside a predetermined voltage range.

Abstract: An LED lighting device is disclosed. The example LED lighting device includes at least one LED circuit having at least two LEDs, where an LED of the at least two LEDs is configured to emit a different color temperature of white light than at least one other LED of the at least two LEDs. The example LED lighting device also includes a switch directly connected to the at least one LED circuit and configured to be manually switched by a user to change the color temperature of white light that is emitted from the at least one LED circuit. Switching the switch changes the color temperature of light emitted from the at least one LED circuit by dimming or increasing a brightness of the LED that is configured to emit the different color temperature of white light than the at least one other LED of the at least two LEDs.

Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. First and second LED circuits and respective first and second driver circuit are mounted on the printed circuit board. The first LED circuit is configured to emit a first color temperature of white light when receiving power from the first driver circuit and the second LED circuit is configured to emit a second color temperature of white light when receiving the power from the second driver circuit. The second color temperature of white light emitted from the second LED circuit is different than the first color temperature of white light emitted from the first LED circuit.

Abstract: A lighting device and system having at least one circuit, the circuit having at least two LEDs connected in series, parallel or anti-parallel configuration and at least one current limiting diode. The device or system may be driven with AC or DC power and may further include a sensor and polarity switching circuit to utilize all LEDs within the circuit when drive by DC power.

Abstract: An LED lighting device is disclosed. The LED lighting device includes a first LED circuit and at least one additional LED circuit. The first LED circuit and the at least one additional LED circuit each include LEDs connected in series. The LEDs in the first LED circuit emit a different color of light than the LEDs in the at least one additional LED circuit. The LED lighting device also includes a switch configured to be actuated by an end user and provide the end user with a means to produce a change in brightness of at least one of the first LED circuit or the at least one additional LED circuit, and switch at least one of the first LED circuit and the at least one additional LED circuit on or off.

Abstract: A lighting device is disclosed. An example lighting device includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting device also includes a driver including at least one bridge rectifier, a housing including a reflective material or coating, and a power source adapter. The driver receives an AC voltage from the power source adaptor and provides an output voltage to the at least one LED circuit. The lighting device also includes a circuit configured to electrically decouple the driver after detecting the output voltage of the driver is outside a predetermined voltage range.

Abstract: A lighting device is disclosed. The example lighting device includes a printed circuit board. At least one LED circuit and a driver circuit are mounted on the printed circuit board. The at least one LED circuit has a plurality of phosphor coated LEDs. The driver circuit includes at least one bridge rectifier. The lighting device also includes a fixture including a lens. The lighting device further includes a first power connection lead connected to a first input of the bridge rectifier and a second power connection lead connected to a second input of the bridge rectifier.

Abstract: An LED lighting device is disclosed. The LED lighting device includes a first LED circuit and at least one additional LED circuit. The first LED circuit and the at least one additional LED circuit include at least two phosphor coated discretely packaged LEDs connected in series. The phosphor coated discretely packaged LEDs in the first LED circuit emit a different color of light than the phosphor coated discretely packaged LEDs in the at least one additional LED circuit. The LED lighting device also includes a switch configured to be actuated by an end user and provide the end user with a means to produce a change in brightness of at least one of the first LED circuit or the at least one additional LED circuit, or switch at least one of the first LED circuit and the at least one additional LED circuit on or off.

Abstract: A lighting system is disclosed. An example lighting system includes at least one light emitting diode (“LED”) circuit having a plurality of LEDs, where the plurality of LEDs includes the same or differently colored LEDs. The lighting system also includes a driver including at least one bridge rectifier and at least one capacitor, a housing including a heat sinking material, and at least two connectors. One of the at least two connectors is adaptable to be connected to the driver and another one of the at least two connectors is adaptable to be connected to an AC power source. The driver is configured to receive an AC voltage from the AC power source and provide a voltage and a current to the at least one LED circuit. Additionally, the driver and the at least one LED circuit are mounted to the housing.

Abstract: A lighting system includes an LED downlight mountable to a ceiling, a driver, and an insulation displacement connector (IDC). Light from the downlight can be faced downward to project light or upward to reflect light off of the ceiling. The driver has an input with a first voltage and an output with a second voltage, the second voltage being lower than the first and being provided through a wire system extending from the LED driver. The IDC connects the downlight to the wire system. The lighting system can be changed from a first to a second configuration by at least one of adding an additional downlight using a corresponding MC or removing an existing downlight using a corresponding IDC. The second configuration does not significantly affect a desired output range of light from any downlight or any LED circuit of any downlight that remains or preexists from the first configuration.

Abstract: A lighting system is disclosed. The example lighting system includes a printed circuit board. At least one LED circuit and a driver circuit are mounted on the printed circuit board. The at least one LED circuit has a plurality of phosphor coated LEDs. The driver circuit includes at least one bridge rectifier and at least one capacitor. The lighting system also includes a housing including a lens. The lighting system further includes a first power connection lead connected to a first input of the bridge rectifier and a second power connection lead connected to a second input of the bridge rectifier. At least a first portion of each power connection lead is contained within the housing and at least a second portion of each power connection lead extends beyond the housing to enable the printed circuit board to be connected to an AC power source.

Abstract: A lighting system is disclosed. The example lighting system includes a plurality of LED lighting devices, where at least one of the LED lighting devices includes a same or different colored LED than a LED in at least one of the other LED lighting devices. The lighting system also includes a plurality of data communication circuits, where at least one of the data communication circuits is configured to transmit data signals to or receive data signals from at least one telecommunications device that comprises a circuit configured to detect human touch via capacitive sensing. The at least one data communication circuit is integrated in at least one of the LED lighting devices of the plurality of LED lighting devices. Additionally, the at least one telecommunications device is configured to control a brightness level of at least one of the LED lighting devices via the at least one data communication circuit.

Abstract: A lighting system includes an LED downlight mountable to a ceiling, a driver, and an insulation displacement connector (IDC). Light from the downlight can be faced downward to project light or upward to reflect light off of the ceiling. The driver has an input with a first voltage and an output with a second voltage, the second voltage being lower than the first and being provided through a wire system extending from the LED driver. The IDC connects the downlight to the wire system. The lighting system can be changed from a first to a second configuration by at least one of adding an additional downlight using a corresponding IDC or removing an existing downlight using a corresponding IDC. The second configuration does not significantly affect a desired output range of light from any downlight or any LED circuit of any downlight that remains or preexists from the first configuration.