Industrial Technology Research Institute

Toalux Electric Corp.

Jian-Shian Lin

Chieh-Lung Lai

Hsiu-Chen Hsu

Hsiu-Jen Lin

Min-Chieh Chou

Zong-Ru Tu

Tung-Chuan Wu

Cheng-Hsuan Lin

Hung-Yi Lin

Wei-Han Wang

Po-Hung Yao

Lai-Sheng Chen

Chen-Chin Cheng

Han-Ping Yang

Meng-Chi Huang

Tune-Hune Kao

Yu-Tang Chen

Jen-Hui Tsai

Shih-Che Lo

Weng-Jung Lu

Yi-Ping Huang

Yen-Chieh Mao

Jenq-Yang Chang

Yi-Ting Sun

Jauh-Jung Yang

Jyh-Chun Chang

Yi-Ming Chu

Ben-Sheng Lin

Che-Lung Hsu

Jung-Kang Peng

Ming-Fong Chen

Shau-Yi Chen

Mao-Jen Wu

Min-Lung Hsieh

Ya-Chun Tu

Chih-Chieh Su

Jian-Chiuan Wang

Yao-Chi Peng

Chia-shen Cheng

An optical measuring device includes a case, a reflective layer and a light collecting lens module. A measuring chamber and a channel, which is connected to the measuring chamber and is connected to an opening of the case, reside in the case. The reflective layer is disposed onto an inner surface of the measuring chamber. The light collecting lens module is located inside the channel. A light beam emits into the channel of the optical measuring device through an opening, passes through the light collecting lens module and enters the measuring chamber afterward.

Optical measuring system and optical measuring device thereof

A die structure, a manufacturing method and a substrate, wherein the die structure is constituted by a chip on wafer (COW) and the substrate, and the substrate is formed by stacking and then cutting a plurality of thermal and electrical conductive poles and a plurality of insulating material layers. Moreover, the fabricating of the die structure comprises a plurality of COWs carried on a carrier board is bonded on the substrate, the plurality of COWs are in contact with the plurality of thermal and electrical conductive poles on the substrate, and then the carrier board is removed. After that, a phosphor plate is adhered on the plurality of COWs so as to form a stacked structure. Thereafter, the stacked structure is cut, thus forming a plurality of die structures having at least one COW.

Die structure, manufacturing method and substrate thereof

A die-bonding method is suitable for die-bonding a LED chip having a first metal thin-film layer to a substrate. The method includes forming a second metal thin film layer on a surface of the substrate; forming a die-bonding material layer on the second metal thin film layer; placing the LED chip on the die-bonding material layer with the first metal thin film layer contacting the die-bonding material layer; heating the die-bonding material layer at a liquid -solid reaction temperature for a pre-curing time, so as to form a first intermetallic layer and a second intermetallic layer; and heating the die-bonding material layer at a solid-solid reaction temperature for a curing time for performing a solid-solid reaction. The liquid-solid reaction temperature and the solid-solid reaction temperature are both lower than 110&#xb0; C., and a melting point of the first and second intermetallic layers after the solid-solid reaction is higher than 200&#xb0; C.

Die-bonding method of LED chip and LED manufactured by the same

A light-emitting diode (LED) module and an LED packaging method. As the LED module is packaged under the consideration of candela distribution, each of the lead frames of the LED chips packaged in the LED module is bended for tilting the LED chips by different angles to exhibit various lighting effects. Meanwhile, in the LED packaging method, a plurality of LED chips can be loaded on board rapidly and aligned by one operation to result in less deviation in the candela distribution curve.

LED module and packaging method thereof

A diffraction grating recording medium including a waveguide layer and a grating structure layer is provided. The waveguide layer has a reflective surface and a light incident surface, in which a thickness of the waveguide layer is between 100 nanometers and 2 micrometers, and the reflective surface reflects a light that enters the waveguide layer from the light incident layer. The grating structure layer is disposed on the light incident surface of the waveguide layer, in which the grating structure layer has a plurality of diffractive elements, and the arranging period of the diffractive elements is between 50 nanometers and 900 nanometers.

Diffraction grating recording medium

A light source device is disclosed, which involves forming a plurality of carrier planes on a substrate with at least one of the carrier planes forming an angle relative to the substrate, and respectively mounting LEDs on the carrier planes and electrically connecting the LEDs with the carrier planes so as to obtain a preferred light distribution effect, thereby eliminating the need of additional light control element in the prior art and enhancing light emitting efficiency of the light source device.

Light source device

An optical waveguide bio-sensing device, comprising: a monochromatic light source, a beam splitter, a grating chip with a sub-wavelength grating structure and a sensor. Moreover, in order to enhance the sensitivity of the system using the optical waveguide bio-sensing device, a light concentrating element or a quarter waveplate (&#xbc;&#x3bb;) is arranged in the optical path during detection. When the grating chip is not coated with a layer of biochemical substance corresponding to a monochrome light emitted from the monochromatic light source, a reflected light of a specific narrow wavelength is reflected by a specific angle as a surface plasmon resonant effect caused by waveguide coupling is excited by the incidence of the monochrome light to the grating chip through the beam splitter; otherwise, there will be little or no reflection. Accordingly, the optical waveguide bio-sensing device can detect bio-molecular interactions, reaction rate and/or molecular dynamics without any labeling in real time. Optical systems using the present invention are simplified and capable of being portable. Thus a high sensitivity detection technique is achieved.

Optical waveguide bio-sensing device

An improved lamp fixture with anti-glare function is disclosed, which comprises: a lamp; a light source; and a light-control unit, composed of a semi-Fresnel microstructure and a light-control microstructure; wherein the light source and the light-control unit are mounted on the lamp; and the semi-Fresnel microstructure is used for diffusing/collimating light of the light source while the light-control microstructure is used for controlling the resulting lighting angle. With the aforesaid lamp fixture, not only glare can be prevented, but also uniformity of the lamp fixture is improved.

Lamp fixture

A reflective illumination device is disclosed, which is comprised of a light-guiding screen with light reflecting ability and at least a directional light source; wherein the light-guiding screen includes a reflecting surface having a semi-Fresnel lens structure arranged thereon. The semi-Fresnel lens structure, being designed basing on the principle of Fresnel lens, is the equivalent of a parabolic mirror that has spiral cut ridges for focusing light to a focal point, whereas the profile of the ridges can be a planar surface, a curved surface or the combination thereof. By arranging the reflecting surface with semi-Fresnel lens structure at the bottom of the light-guiding screen and each light source at a circumferential side wall of the light-guiding screen, the light beams emitting from each light source can be reflected out of the light-guiding screen by a specific angle as the direction of the light beams is adjusted to pour on the semi-Fresnel lens structure by a specific angle matching the configuration of the same.

Reflective illumination device

A light device with integration sheet is disclosed, which comprises: a light source; and at least a sheet, each being disposed at the light emitting end of the light source and comprising a plurality of light diffusion zones; wherein each light diffusion zone has a plural arrays of microstructures arranged on the surface thereof, and each array of microstructures is capable of changing the diopter of the corresponding light diffusion zone. By controlling the distribution of the plural arrays of microstructures, the Gaussian distribution of the light source can be improved while collimating the scattered light beams to the intended illuminating area of the lighting device and diffusing the light beams emitting from the center of the light source to the same so that not only the luminous efficacy of the lighting device is enhanced, but also the uniformity of the illuminance of the lighting device is improved.

Lighting device with integration sheet

A luminaire with reflector of negative focal length is disclosed, which comprises a light source and a luminaire screen having a reflector of negative focal length, a side screen and a plate; wherein the reflector of negative focal length is capable of reflecting the upward-incident rays emitted from the light source; and the side screen is capable of reflecting the sideward-incident rays emitted from the light source and the reflected rays of the reflector; and the plate being disposed at the lower portion of the luminaire screen beneath the light source has a plurality of micro-structures arranged thereon and is capable of accepting the rays of the downward incident area along with both the reflected rays of the reflector and the side screen so as to diffuse the same for discharging. By the luminaire screen of the invention, the rays emitting from the light source of the luminaire are reflected and directed to a preferred discharging area so as to enable the rays to be discharged out of the luminaire by large angles for reducing glare.

Reflector with negative focal length

A light guide apparatus for enhancing light source utilization efficiency includes a light guide sheet, a light coupling structure and a light emerging structure. The light coupling structure is arranged on a surface of the light guide sheet and opposite to a light source. The light emerging structure is disposed on a surface of light guide sheet. Lights emitted by the light source enters into the light guide sheet via the light coupling structure and evenly emitted to outer environment via said light emerging structure, thereby enhancing light source utilization efficiency.

Light guide apparatus for enhancing light source utilization efficiency

The present invention is to disclose a SIL near-field flying head flying state control structure in which the SIL is installed in a lens holder that can be biased. The lens holder includes three detection points spaced around the SIL for detecting the distance between each detection point and an optical disk, and a number of single-axis displacement devices for controlling the corresponding lateral side of the lens holder to move axially relative to the optical disk. A server can control the single-axis displacement devices to adjust the posture of the lens holder subject to the distance between each detection point and the optical disk measured, keeping the parallelism between the SIL and the optical disk within a predetermined level.

SIL near-field flying head structure to control gap between disc and SIL with three sensor points in front of lens holder

Growing community of inventors

Yilan, Taiwan

Jian-Shian Lin