156 results about "Optoelectronics" patented technology

In an optical component where fixation of resin welding is performed by emitting a laser beam to screwing parts of an inner lens barrel and an outer lens barrel after focus adjustment, the laser beam is emitted to melt and cure a joint of the screwing part of the inner lens barrel and the screwing part of the outer lens barrel by 0.5 mm to 3.0 mm in a direction parallel to a direction of protrusion of the inner lens barrel relative to the outer lens barrel, so that welding and fixation are completed.

A laser processing apparatus including a laser beam branching mechanism provided between a laser oscillator and a focusing unit. The laser beam branching mechanism includes a spread angle adjusting unit for adjusting the spread angle of a laser beam and a branching unit for branching the laser beam into a plurality of laser beams. The branching unit includes a half-wave plate, a first polarization beam splitter for separating the laser beam into P polarized light and S polarized light, a first mirror for reflecting the P polarized light, a second mirror for reflecting the S polarized light, and a second polarization beam splitter for leading the P polarized light reflected by the first mirror and the S polarized light reflected by the second mirror to different optical paths extending in the same direction.

The invention discloses an organic light emitting display panel and a manufacturing method. The organic light emitting display panel comprises a substrate base plate; a light emitting element layer, located on a substrate base plate and provided with a plurality of first grooves; and a packaging layer, located above the light emitting element layer and filled in the plurality of first grooves. According to the invention, the plurality of first grooves are arranged in the light emitting element layer so that the packaging layer packaged above the light emitting element layer is filled in the plurality of first grooves, that is, a pinning structure is formed between the packaging layer and the light emitting element layer, thereby enhancing the adhesion between the packaging layer and the light emitting element layer and avoiding the stripping between the packaging layer and the light emitting element layer in a bending process.

The invention relates to a light sensor comprising a light transmitter for transmitting a light signal (Tx, Txd) into a region to be monitored, a light receiver for receiving a reflected light signal (Rx) from an object present in the monitored region, at least one signal generator for producing a first signal (Tx) to energize the light transmitter and also for producing a second signal (L0) standing in a defined phase relationship to the first signal (Tx), but with a different signal shape in comparison to the first signal (Tx), and also a correlation stage for producing the correlation function (KKF) between the received light signal (Rx) and the second signal (L0, L0d) as well as an evaluation stage following the correlation stage for determining information related to the distance between the light sensor and the object.

Different types of thin film transistors are disposed on the same flexible substrate and an organic light emitting display using the same includes a display area and a non-display area; a first buffer layer over an entire surface of the flexible substrate; a driving transistor on the buffer layer in the display area, the driving transistor including a polycrystalline silicon (LIPS) layer, a first gate electrode, a first source electrode, and a first drain electrode; a capacitor electrode on the first source electrode of the driving transistor and forming a storage capacitor together with the first source electrode; a switching transistor in the display area to be spaced apart from the driving transistor; and a dummy electrode on the switching transistor, the dummy electrode formed of the same material as the capacitor electrode, and disposed on the same plane as the capacitor.

The present invention provides a photo-curable transfer sheet by which an optical information recording medium having small thickness and high capacity can be advantageously prepared, the photo-curable transfer layer of the sheet cured in the production of the optical information recording medium having excellent adhesion to the reflective layer such silver alloy and easy peeling property from the stamper to easily bring about the transfer layer having an uneven surface such as pits, etc accurately formed along an uneven surface of the stamper. The photo-curable transfer sheet has a photo-curable transfer layer comprising a photo-curable composition deformable by application of pressure, wherein the photo-curable composition comprises a polymer and a reactive diluent having a photopolymerizable functional group, and the reactive diluent has at least one hydroxyl group and an acryloyl group and/or methacryloyl group, the total of acryloyl group and/or methacryloyl group being at least two. The invention also provides a process for the preparation of an optical information recording medium using the sheet, and the optical information recording medium.

[Object] To provide an inexpensive and flexible conductive thin film which is excellent in carrier mobility and electric conductivity and which is formed by highly orienting nanotube or an electronic functional organic material by simple and convenient means, as well as a thin film transistor using the conductive thin film.

[Solution Means] A conductive thin film (1) is formed by mixing a first material (5) having electric conductivity or semiconductivity and a second material (6) to prepare a mixture and orienting the mixture by utilizing liquid crystallinity thereof.

Organic light emitting devices are provided. One organic light emitting device includes a buffer layer including a fullerene-based material and a hole injection layer and/or a hole transport layer doped with the fullerene-based material.

A vehicle light unit can convert an LED light source to a linear light emitting state and can be incorporated into a vehicle light. The vehicle light unit can include a first to fourth lens part in front of an LED light source. The first to third lens parts can convert the point light source or the LED light source into a linear light emitting portion with improved light utilization efficiency by providing first to fourth total reflection surfaces utilizing internal reflection to the third lens part. The light rays through the linear light emitting portion can be incident on the fourth lens part. The fourth lens part can include a plate-shaped light guiding portion with a plurality of total reflection surfaces on one surface and corresponding lens cut portions on the other opposite surface.

The invention provides a method for manufacturing an array substrate utilizing a laser ablation process. A conductive layer can be selectively patterned by the laser ablation process without a photo mask due to different adhesions between the conductive layer and other materials. The patterned conductive layer thus formed adjoins an inorganic passivation layer to provide a substantially continuous surface.

The object of the present invention is to provide a thin film which has excellent heat resistance and water resistance together with excellent flexibility, and a thin film laminate comprising the thin film, and the present invention provides a thin film comprising a heat-resistant fluid between layers comprising heat-resistant flakes.

A micro cell fuel cell using a nano porous structure according to a thin film process and an anodizing process as a template for implementing a porous structure of an electrode, its fabrication method, and a micro fuel cell stack using the same are disclosed. The micro-fuel cell includes a solid electrolyte and first and second electrodes separately formed on the electrolyte, wherein at least one of the first and second electrodes is supported by a template having a plurality of nano pores formed by depositing, anodizing and etching a thin film, and is a porous electrode with nano pores formed at positions corresponding to the entirety or a portion of the plurality of nano pores formed on the template. The micro-fuel cell can be fabricated based on the thin film process, and unit cells can be highly integrated to implement a micro-fuel cell system generating a high voltage and a high current.

The invention discloses a method for preparing small-size grain perovskite thin film by an in-situ method. In the preparation of polycrystalline perovskite thin films, alkylamine is introduced into the precursor solution to modify the surface of perovskite grains, grain growth is hindered and a film with small-size grains is obtained. The perovskite thin film is used as the light-emitting layer ofthe LED device, and the EQE is improved.

An image display device includes: a light source that emits a beam having a spreading angle in a first direction and a spreading angle in a second direction, which is smaller than the spreading angle in the first direction, in a direction perpendicular to the first direction; an afocal optical system member that has a focal point and changes the beam emitted by the light source into a parallel beam; an anisotropic diffusion plate that is arranged at the focal point and that widens at least the spreading angle in the second direction; a vibration unit that vibrates the anisotropic diffusion plate; a fly-eye lens array on which the parallel beam emitted from the afocal optical system member becomes incident; an image display element that modulates the beam that has passed through the fly-eye lens array into image display light.

A device includes a substrate (308) and a metallic layer (336) formed over the substrate (308) with a deposition process for which the metallic layer (336) is characterizable as having a pre-determinable as-deposited defect density. As a result of a fabrication process, the defect density of the metallic layer (336) is reduced relative to the pre-determinable as-deposited defect density of the same layer (336) or another layer having like composition and which is formed under like deposition conditions. In a related method, a substrate (308) is provided and a removable layer (330) is formed over the substrate (308). A metallic layer (336) is formed over the removable layer (330) and is patterned and etched to define a structure over the removable layer (330). The removable layer (330) is removed, and the metallic layer (336) is heated for a time beyond that necessary for bonding of a hermetic sealing cap (340) thereover.

Provided is an organic EL device, including: a transparent substrate having a front surface and a rear surface; a first electrode layer, an organic layer including a light emitting layer and a second electrode layer that are formed in order on the front surface of the transparent substrate; and a reflective layer formed on the second electrode layer on a side opposite to the organic layer and having light reflectivity for light incident from the second electrode layer, the first electrode layer and the second electrode layer being formed of a transparent material, light being extracted from the rear surface of the transparent substrate.

A reinforced coating for a substrate includes a bond coat layer bonded to a surface of the substrate; an intermediate layer bonded to the bond coat layer; a reinforced layer bonded to the intermediate layer, wherein the reinforced layer comprises a woven fiber mesh disposed in the reinforced layer in a substantially planar position.

The invention relates to a multi-focus array light spot generation device and method. The method comprises the following steps: S1) sending an arbitrarily-polarized laser beam; S2) converting the arbitrarily-polarized laser beam into a linearly-polarized laser beam; S3) carrying out collimation and beam expanding on the linearly-polarized laser beam; S4) carrying out phase modulation on the linearly-polarized laser beam obtained after collimation and beam expanding; S5) converting the linearly-polarized laser beam obtained after phase modulation into an azimuthally-polarized laser beam; and S6) focusing the azimuthally-polarized laser beam, and generating multi-focus array light spots in a focusing area, polarization direction and spatial position of each focus being arbitrarily adjustable. Compared with the prior art, the device and method can realize simultaneous adjustment of polarization direction and spatial position of each focus.

A light source module includes an array of illumination elements and a light diffusing material. The light source module is configured to receive a control signal for adjusting diffusion of light emitted from the light source module and in response adjust the amount of diffusion of light emitted from the light source module. A light source module may include a segmented light diffusing material where each segment is associated with an illumination element. And individual segments may have light diffusing properties that are different than other segments of the light diffusing material. Some illumination elements may emit light of a different color spectrum than other illumination elements, and a light diffusing material may scatter the different colored light to illuminate a scene with combinations of light of different colors. A light source module may be embedded in a mobile computing device.

A color filter including: a transparent substrate; a light shielding part formed on the transparent substrate and contains at least a light shielding material and a resin; and a colored layer formed in the opening part of the light shielding part on the transparent substrate to cover a part of the light shielding part. The light shielding part has: the width of the thick film region, 85% of more of the maximum film thickness of the light shielding part and disposed in the central part of the light shielding part, in a range of 30% to 60% of the light shielding part line width; and the width of each of the thin film regions, 50% or less of the maximum film thickness of the light shielding part and disposed on the both side parts of the light shielding part, in a range of 10% to 20% of the light shielding part line width.

The embodiment of the invention provides an array substrate, a manufacturing method of the array substrate and a display device and relates to the technical field of display. The mask exposure technology using frequency is reduced in the low-temperature polycrystalline silicon AMOLED array substrate manufacturing process. In the array substrate manufacturing process, a grid, a gird insulating layer and a polycrystalline silicon active layer are formed on a substrate base plate through the one-time composition technology; then, patterns of a first via hole and a second via hole located in the surface of a passivation layer are formed through the one-time composition technology; next, a source, a drain and a pixel electrode are formed through the one-time composition technology, and the source and the drain are electrically connected with the polycrystalline silicon active layer through the first via hole and the second via hole respectively; finally, a pixel definition layer is formed through the one-time composition technology.

The invention is directed to a darkfield illumination system and is applicable in transmitted light microscopy and in incident light microscopy. A combination with a first, segmented mirror and a second, aspherical mirror is proposed for the purpose of uniform illumination of the large object fields occurring at low magnifications.