摘要:
A thin film transistor substrate includes a plurality of thin film transistors arranged in columns and rows respectively on a substrate. Each of the thin film transistors includes a laser annealed part in which an amorphous silicon layer that forms a channel region is laser annealed to be a polysilicon layer, each laser annealed part is disposed with a designed pitch in a scanning direction in which a laser light for laser annealing and the substrate move relatively to each other, and the laser annealed part is provided within a channel width formed in a direction orthogonal to the scanning direction and being narrower than the channel width.
摘要:
A beam exposure device includes a light-emitting unit for emitting light beams from a plurality of light-emitting positions, a scan unit, an optical condensing system for condensing a spot of the light beams onto a surface to be exposed, and a micro-deflection unit for micro-deflecting the plurality of light beams to expose the space between the beams in the plurality of light beams. The optical condensing system includes a first microlens array arranged between the light-emitting unit and the micro-deflection unit and provided with a plurality of microlenses corresponding to the light-emitting positions; and a second microlens array arranged between the micro-deflection unit and the surface to be exposed and provided with a plurality of microlenses each microlens corresponding to the light-emitting unit.
摘要:
The present invention relates to an exposure device which forms an image of a pattern on a mask onto a substrate with microlens arrays to expose the substrate, and reduces a size of an lighting unit which emits an exposure light. Microlens arrays include plural microlenses which are arranged two-dimensionally and arranged in a direction intersecting a movement direction. Lighting unit includes an LD array bar in which plural laser diodes are arranged, and lighting optical system which transforms plural emitted lights emitted from the plural laser diodes into an exposure flux having a slit form. The slit form spreads across plural pieces of the microlenses, and which, with respect to the movement direction, is limited in an area not reaching a microlens arranged in an adjacent row in the movement direction, and illuminates plural microlenses arranged in a row with an exposure light by the exposure light flux.
摘要:
A nondestructive inspection apparatus of a structure includes: an inspection apparatus body 1 provided with an infrared light irradiation unit irradiating a structure 3 to be inspected with heating infrared light, a temperature variation measuring unit measuring a variation in temperature of the structure due to the irradiation with infrared light from the infrared light irradiation unit, a drive-control-and-accumulation unit performing drive control of the infrared light irradiation unit and the temperature variation measuring unit and performing data accumulation; and a self-running mechanism unit 2 enabling the inspection apparatus body 1 to move along the structure 3. The structure 3 is inspected for an internal defect by irradiating the structure 3 with heating infrared light while the apparatus moves along the structure 3 through the use of the self-running mechanism unit 2 and measuring the variation in temperature of the structure 3 due to the irradiation with infrared light.
摘要:
The present invention provides a mask having a plurality of elongate openings formed in a substrate, including: a plurality of reinforcement portions having a thickness smaller than a thickness of the substrate and bridging the openings across a longitudinal direction thereof on one side of the substrate; and a recess portion having a step formed by excavating an area around the openings on each side of the reinforcement portions along the longitudinal direction. The mask accordingly achieves and retains high mechanical strength without increasing the mask thickness.
摘要:
The present invention is a laser irradiation apparatus which is capable of selecting a laser light of a wavelength among a plurality of laser lights having different wavelengths according to a purpose of irradiation and irradiating an object to be irradiated with the laser light having the wavelength. The laser irradiation apparatus includes, on an optical path of a mixed light beam of the plurality of laser lights having different wavelengths, a slit having a width corresponding to a diffraction limit of the laser light having the shortest wavelength among the plurality of laser lights having different wavelengths, and an objective lens for focusing a laser light that has passed through the slit on the object to be irradiated.
摘要:
A deposition mask is provided. The deposition mask including: a resin film 1 in which penetrating opening patterns 4 are formed and a frame-shaped metal thin film 5 having an opening is provided on one face 1a of the film 1; a metal mask 2 provided at a position corresponding to the opening of the metal thin film 5 on one face 1a side of the film 1, the metal mask 2 being separated from and independent of the film 1, the metal mask 2 being provided with through holes 6; and a metal frame 3 positioned on one face 1a side of the film 1, the metal frame 3 supporting the film 1 and the metal mask 2 by spot-welding a portion of the metal thin film 5 and an edge region of the metal mask 2 to one end face 3a.
摘要:
The semiconductor optical integrated circuit has a semiconductor substrate; a pn junction part formed in the semiconductor substrate so as to continuously extend along a signal transmission route, a light emitting part formed on a part of the pn junction part; and an optical waveguide part formed continuous to the light emitting part on the pn junction part. The light emitting part supplies a drive current to the pn junction part to generate an optical signal from the pn junction part, and the optical waveguide part transmits the optical signal while amplifying the optical signal by an amplification current supplied to the pn junction part.
摘要:
A method including: a first step of forming a mask member having a structure in which a magnetic metal member provided with through-holes is in tight contact with one surface of a film; a second step of forming a plurality of preliminary opening patterns by subjecting the film to penetration processing by irradiating laser beams at predetermined regular positions in the plurality of through-holes; and a third step of performing laser processing so as to form each opening pattern over the corresponding preliminary opening pattern, is provided.
摘要:
An optical interconnection device for transmitting and receiving an optical signal between a plurality of laminated semiconductor substrates. The optical interconnection device has a plurality of light emitting elements or a plurality of light receiving elements arranged in one of the semiconductor substrates that have pn junction parts using the semiconductor substrate as a common semiconductor layer. The light emitting element and the light receiving element, which form a pair and which transmit and receive an optical signal between the different semiconductor substrates, emit and receive light at a common wavelength.