Industrial Technology Research Institute

Au Optronics Corporation

Changhua Christian Hospital

Avertronics Inc.

Tyntek Corporation

Lru Technology Inc.

Chia-Fen Hsieh

Shih-Yi Wen

Chien-Chun Lu

Chun-Hsing Lee

Ya-Hui Chiang

Tzung-Te Chen

Chen-Peng Hsu

Han-Kuei Fu

Hung-Lieh Hu

Hsin-Yun Tsai

Tze-Chien Tsai

Tung-Yun Liu

Hsi-Ching Huang

Shou-Jen Kuo

Rung-Ywan Tsai

Yao-Jun Tsai

Yu-Chen Yu

Ching-Ian Chao

Yi-Keng Fu

Yuan-Ching Chen

Chi-I Lai

Bing-Yuan Lai

Zhi-Wei Koh

Sheng-Ho Huang

En-Chung Chang

Chia-Chun Yu

Yen-Chu Li

Chun-Yi Tung

Re-Ching Lin

Jun-Yu Wu

A light source device, including a first light source, providing a first light beam in a first time period of a first period; and a second light source, providing a second light beam in a second time period of the first period, is provided. The first light beam and the second light beam have the same color temperature. The first light beam and the second light beam are emitted alternately in the first period, and a color rendering index of mixed light of the first light beam and the second light beam is greater than or equal to 85.

Light source device and display device alternately emitting light beams

A light source apparatus including a light-emitting module and a control unit is provided. The light-emitting module is configured to provide a light. The control unit is configured to make the light switched between a first light and a second light so that at least one of a blue-light hazard and a circadian stimulus value of the light is changed. A wavelength of a blue light main peak in a spectrum of the first light is different from a wavelength of a blue light main peak in a spectrum of the second light.

Light source apparatus and display apparatus

An embodiment of the disclosure provides a light source apparatus including a light-emitting module and a control unit. The light-emitting module is configured to provide a light. The control unit is configured to change proportion of a first sub-light and a second sub-light to form the light so that a circadian action factor (CAF) and a correlated color temperature (CCT) of the light varies along a CAF vs. CCT locus of the light different from a CAF vs. CCT locus of sunlight. A CAF vs. CCT coordinate of one of the first sub-light and the second sub-light is below the CAF vs. CCT locus of sunlight, and a CAF vs. CCT coordinate of the other one of the first sub-light and the second sub-light is above the CAF vs. CCT locus of sunlight. A display apparatus is also provided.

An illumination system including light source devices, a light receiver, a calculation module and a control module is provided. The light source devices emit light beams having different frequencies respectively. The light receiver receives at least one of the light beams emitted from the light source devices. The calculation module is coupled to the light receiver and obtains at least one optical parameter of the at least one of the light beams according to the at least one of the light beams received by the light receiver. Each of the at least one optical parameter includes a light intensity, a color temperature, a color rendering index or an illumination ratio. The control module is coupled to the calculation module and the light source devices. The control module controls the at least one optical parameter of the at least one of the light beams. A control method thereof is also provided.

Illumination system and control method thereof

A positioning system by visible light includes at least one luminaire, at least one positioning transceiver and a server. The luminaire is disposed at a specific position and has a first identification code, and emits the first identification code in a selected signal form. Each positioning transceiver has a second identification code, and further includes a receiving device and a wireless transceiver. The receiving device movably receives the first identification and demodulates the first identification code. The wireless transceiver transmits the first and the second identification codes to a receiving terminal. The server is coupled to the at least one positioning transceiver via the receiving terminal, and obtains the first and the second identification codes so as to position the at least one positioning transceiver in a space defined by the at least one luminaire.

Luminaire positioning system and method thereof

A light source apparatus comprises a main body, a plurality of light source modules and a processor. The main body includes a plurality of configuration areas distributed on a surface of the main body. The plurality of configuration areas is oriented towards different directions, respectively. The plurality of light source modules is located in the plurality of configuration areas, respectively. Each of the plurality of light source modules includes a circuit substrate and an ultraviolet emitting device. The processor is electrically connected to the plurality of light source modules. The processor is adapted to drive the ultraviolet emitting device of each of the plurality of light source modules. A method of using a light source apparatus is also provided.

Light source apparatus and method of using the same

An illumination system that includes a light source device and an algorithm unit is provided. The light source includes a color temperature adjustable light source. The algorithm unit is coupled to the light source device and outputs a control signal to the light source device according to a reflection spectrum of an object, a visual color matching function, a visual preference correction function, or a combination of the above. The light source device outputs an illumination beam according to the control signal, so as to develop target visual perception of the object while the object is being irradiated by the illumination beam. A method for developing target visual perception of an object is also provided.

Illumination system and method for developing target visual perception of an object

An illumination system that includes a light source device and an algorithm unit is provided. The algorithm unit is coupled to the light source device and outputs a control signal to the light source device according to a reflection spectrum of an object, a visual color matching function, a visual preference correction function, or a combination of the above. The light source device outputs an illumination beam according to the control signal, so as to develop target visual perception of the object while the object is being irradiated by the illumination beam. A method for developing target visual perception of an object is also provided.

Illumination system

A multi-function lighting system is provided. Multiplex configuration of a lighting module and optical time domain modulation of an electric controlling system are applied to a lighting system which senses environmental conditions to automatically or artificially change a color, a light intensity and a color-temperature of a light to influence people's feelings and moods. The environmental sensing device further feedbacks an information of humidity or temperature so that parameter of optimum light environment can be set accordingly. The lighting module is applied to the design of the lighting system, such that the lighting system can be manufactured in a customization way to meet varied requirements in the landscaping and optical designs, not only reducing the cost and increasing mass production rate but also providing multi-functions including landscaping lighting, ergonomic lighting, display lighting, light communication, plant lighting air purifying, and preservation of fruits and vegetables.

Multi-function lighting system

A light source apparatus including a light-emitting module and a control unit is provided. The light-emitting module is configured to provide a light. The control unit makes the light emitted from the light-emitting module switched between a first light and a second light. A spectrum of the first light is different from a spectrum of the second light, and color temperatures of the first light and the second light are substantially the same as each other.

Light source apparatus

A light emitting diode includes a semiconductor stacked structure, a substrate, a first electrode, a second electrode and a third electrode. The semiconductor stacked structure includes a first semiconductor layer, a second semiconductor layer and a light emitting layer. A light extraction layer with a roughened structure is formed on the doped semiconductor layer to improve the light emitting efficiency of LED. Furthermore, the strength of the semiconductor stacked structure can be enhanced by the light extraction layer, to improve the reliability of the LED and the production yields of manufacturing process.

Light emitting diode

A light-emitting diode package structure including a chip carrier portion, a light-emitting diode chip, and a package material is provided. The light-emitting diode chip is disposed on the chip carrier portion of the package. The package material is filled in the chip carrier portion and covers the light-emitting diode chip. The package material includes a matrix material, a plurality of first powder particles, and a plurality of second powder particles. The first powder particles and the second powder particles are distributed in the matrix material. Each first powder particle is a wavelength conversion material. Each second powder particle has a shell-like structure.

Growing community of inventors

Hsinchu County, Taiwan

Chia-Fen Hsieh