The systems and methods described herein relate to LED systems capable of generating light, such as for illumination or display purposes. The light-emitting LEDs may be controlled by a processor to alter the brightness and/or color of the generated light, e.g., by using pulse-width modulated signals. Thus, the resulting illumination may be controlled by a computer program to provide complex, predesigned patterns of light in virtually any environment.

Multicolored led lighting method and apparatus

Provided herein are methods and systems for providing controlled lighting, including methods and systems for providing both white and non-white colored lighting, including color temperature controlled lighting. Such methods and systems include optical facilities for modifying light from a lighting unit, such as an LED-based lighting unit, including variable optical facilities and fixed optical facilities. Also provided are methods and systems for using multi-color lighting units in a variety of commercial applications. Also provided are methods and systems for lighting control, including methods to assist lighting designers and installers to improve the quality of lighting in environments. Also provided are intelligent dimmers, switches, sockets and fixtures, as well as facilities for programming and using them. Also provided are various sensor-feedback applications of lighting technology, including sensor-feedback involving light sensors and forward voltage sensors. Also provided are lighting methods and systems that operate on time-based parameters.

Controlled lighting methods and apparatus

High-brightness LEDs, combined with a processor for control, can produce a variety of pleasing effects for display and illumination. A system disclosed herein uses high-brightness, processor-controlled LEDs in combination with diffuse materials to produce color-changing effects. The systems described herein may be usefully employed to bring autonomous color-changing ability and effects to a variety of consumer products and other household items. The system may also include sensors so that the illumination of the LEDs might change in response to environmental conditions or a user input. Additionally, the system may include an interface to a network, so that the illumination of the LEDs may be controlled via the network.

Light emitting diode based products

An embodiment of the invention provides a tissue biopsy and treatment apparatus that comprises an elongated delivery device that is positionable in tissue and includes a lumen. A sensor array having a plurality of resilient members is deployable from the elongated delivery device. At least one of the plurality of resilient members is positionable in the elongated delivery device in a compacted state and deployable with curvature into tissue from the elongated delivery device in a deployed state. At least one of the plurality of resilient members includes at least one of a sensor, a tissue piercing distal end or a lumen. The sensor array has a geometric configuration adapted to volumetrically sample tissue at a tissue site to differentiate or identify tissue at the target tissue site. At least one energy delivery device is coupled to one of the sensor array, at least one of the plurality of resilient members or the elongated delivery device.

Tissue biopsy and treatment apparatus and method

The present invention relates to smart lighting devices bearing processors, and networks comprising smart lighting devices, capable of providing illumination, and detecting stimuli with sensors and/or sending signals. Sensors and emitters can, in some embodiments, be removed and added in a modular fashion. Smart lighting devices and smart lighting networks can be used for communication purposes, building automation, systems monitoring, and a variety of other functions.

Universal lighting network methods and systems

Provided herein are methods and systems for signal processing for illumination control signals, which may include a decoder for decoding a combined signal and a connection for delivering a portion of the combined signal to an illumination source, which source is capable of generating an illumination condition from the portion of the combined signal. The system may also include an encoder for encoding the combined signal from and illumination control signal and a second signal. The combined signal may include any signal, such as a video signal, a radio frequency signal, an electrical signal, an infrared signal, an acoustic signal, and audio signal, and an optical signal. The encoder may send signals to the decoder by any known method or system, such as broadcast, cable, network, circuit, or the like. The system may include a controlled illumination source and another device, which may be any electrical device, such as an entertainment device. The device may be a television, a computer, a compact disc player, a stereo, a radio, a video cassette player, a DVD player, a toy, a CD-ROM drive, a film projector, a surround sound system, a dolby sound system, a THX sound system, and a tape player. The decoder may be connected to the controlled devices by any connection, such as a circuit, a network, a data bus, a cable, a wire, a radio frequency transmitter and receiver, an infrared transmitter and receiver, a broadcast transmitter and receiver, an optical transmitter and receiver, an acoustic transmitter and receiver, a microwave transmitter and receiver, and a circuit. The system may also include a signal generator for generating signal that controls the other device and an illumination control driver for generating the illumination control signal for the illumination source. The illumination source may be an LED system that is controlled by a microprocessor to vary at least one of the color and intensity of the illumination produced by the illumination source in response to the illumination control signal.

Lighting entertainment system

Methods and systems are provided for illuminating various materials using an LED system. These methods and systems can be applied to a plurality of materials, including biological entities, and may be employed to effect one or more changes in the illuminated material. Exemplary systems may be particularly configured and suitable for use in medical applications, including diagnostic and therapeutic interventions.

Precision illumination methods and systems

Methods and systems are provided for providing active and passive thermal or cooling facilities for LED lighting systems, including radiating and convective thermal facilities, including fans, phase change materials, conductive polymers, potting compounds, vents, ducts, and other thermal facilities.

George G. Mueller

Papers

Multicolored led lighting method and apparatus

Light emitting diode based products

Lighting entertainment system

Precision illumination methods and systems

Thermal management methods and apparatus for lighting devices