Patent application number | Description | Published |
20090185775 | MANUFACTURING METHOD OF OPTICAL WAVEGUIDE DEVICE, OPTICAL WAVEGUIDE DEVICE OBTAINED THEREBY, AND OPTICAL WAVEGUIDE CONNECTING STRUCTURE USED FOR THE SAME - A method of manufacturing optical waveguide device, comprising steps of: preparing optical waveguide including under cladding layer and protruding core pattern formed on the under cladding layer; preparing mold having protrusions for shaping recesses for fitting with predetermined portions of the core pattern; preparing board provided with light-receiving/emitting element mounted thereon; placing the mold around the light-receiving/emitting element for positioning top surfaces of the protrusions of the mold over light-receiving/emitting portions of the light-receiving/emitting element; filling the mold with sealing resin material and hardening the material in the mold to form sealing resin layer having recesses for fitting with the core pattern; after removing the sealing resin layer from the mold, the core pattern are fitted with the recesses of the resin layer to optically couple the light-receiving/emitting portions and the optical waveguide; and forming an over cladding layer for covering the remaining portion of the core pattern. | 07-23-2009 |
20090186305 | MANUFACTURING METHOD OF OPTICAL WAVEGUIDE DEVICE - A method of manufacturing an optical waveguide device which is capable of connecting light-receiving and light-emitting elements mounted on a board and an optical waveguide to each other with high accuracy. Insulation layers are formed on a first surface of a metal substrate. A first photomask is positioned by using an alignment mark formed in the metal substrate, and exposure to light and development are performed to form conductor layers. A second photomask is positioned on a second surface of the metal substrate opposite from the first surface by similarly using the above-mentioned alignment mark, and exposure to light and development are performed to form an opening for optical coupling between a light-emitting element and an optical waveguide film. The light-emitting element is mounted on pads of the conductor layers, and the optical waveguide film is fixed to the metal substrate using the optical coupling opening. | 07-23-2009 |
20090208167 | MANUFACTURING METHOD OF OPTO-ELECTRIC HYBRID BOARD AND OPTO-ELECTRIC HYBRID BOARD OBTAINED THEREBY - A method of manufacturing an opto-electric hybrid board capable of optically coupling light-emitting and light-receiving elements mounted on an electrical wiring board and an optical waveguide provided in an optical wiring board to each other easily with high accuracy. An opto-electric hybrid board obtained thereby. Guide pins have end portions fitted in alignment openings of an electrical wiring board and end portions fitted in alignment openings of an optical wiring board to accomplish alignment therebetween. The electrical wiring board is configured such that a conductor layer having pads for mounting light-emitting and light-receiving elements thereon and interconnect lines is formed on a metal substrate, and the alignment openings are formed in the metal substrate. The optical wiring board is configured such that an optical waveguide is formed on a metal substrate, and optical coupling openings for the optical waveguide and the alignment openings are formed in the metal substrate. | 08-20-2009 |
20090269704 | MANUFACTURING METHOD OF OPTO-ELECTRIC HYBRID BOARD - An opto-electric hybrid board manufacturing method which improves the alignment accuracy of an optical element with respect to a core of an optical waveguide. When a core ( | 10-29-2009 |
20090286187 | MANUFACTURING METHOD OF OPTICAL WAVEGUIDE DEVICE - To provide a manufacturing method of an optical waveguide device which is capable of suppressing the surface roughening of core side surfaces of an optical waveguide when the optical waveguide is formed on a surface of a metal substrate. An under cladding layer | 11-19-2009 |
20090297096 | OPTO-ELECTRIC HYBRID MODULE AND MANUFACTURING METHOD THEREOF - An opto-electric hybrid module capable of reducing the propagation loss of light beams, and a manufacturing method thereof. An opto-electric hybrid module in which a light-emitting element and a light-receiving element are mounted on the front surface side of an electric circuit board E, and an optical waveguide W | 12-03-2009 |
20100104246 | MANUFACTURING METHOD OF OPTO-ELECTRIC HYBRID MODULE AND OPTO-ELECTRIC HYBRID MODULE MANUFACTURED THEREBY - An opto-electric hybrid module manufacturing method which suppresses a cost loss, and to provide an opto-electric hybrid module manufactured by the method. An opto-electric hybrid module is produced by separately preparing a first board for a middle portion having an optical waveguide extending from one end to the other end of the board, a second board for a light emitting end portion having a light emitting element and an optical waveguide connectable to one end of the optical waveguide of the middle portion and a third board for a light receiving end portion having a light receiving element and an optical waveguide connectable to the other end of the optical waveguide of the middle portion, checking the second and third boards for light transmission, and connecting second and third boards judged to be acceptable to the first board. | 04-29-2010 |
20100104251 | OPTICAL WAVEGUIDE AND MANUFACTURING METHOD THEREOF - An optical waveguide having a light path deflecting capability, including a core layer defining a light path, two cladding layers holding the core layer therebetween and covering the core layer, and a light path deflection structure formed selectively in a predetermined region of the core layer having a light path deflection cavities arranged at predetermined intervals in a matrix array in a phantom plane inclined at a predetermined angle with respect to an optical axis of the core layer by applying a laser beam a plurality of times to the core layer through either of the cladding layers without damaging the cladding layers. A method for manufacturing an optical waveguide having a light path deflecting capability including applying a laser beam a plurality of times to the core layer through either of the cladding layers without damaging the cladding layers and without damaging an outer surface of the optical waveguide. | 04-29-2010 |
20100129026 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREOF - An opto-electric hybrid board in which a new alignment mark having an identifying mark that is easy to recognize is formed in addition to a conventional alignment mark, and a method of manufacturing the opto-electric hybrid board. The opto-electric hybrid board includes an optical waveguide portion | 05-27-2010 |
20120201490 | OPTICAL SENSOR MODULE - An optical sensor module is provided in which an engagement portion of a board unit is fitted in a groove of an optical waveguide unit and, even with the single engagement portion, the board unit is stably supported. An optical sensor module includes an optical waveguide unit, and a board unit mounted with an optical element and coupled to the optical waveguide unit. The optical waveguide unit includes a single edge extension portion axially extending along one side edge of an over-cladding layer, a board unit engagement groove provided in the single edge extension portion, and a projection provided on a side wall of the vertical groove and kept in abutment against an engagement portion of the board unit. The board unit includes an engagement portion fitted in the vertical groove, which abuts against the projection within the vertical groove. | 08-09-2012 |
20120237158 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREFOR - Provided are an opto-electric hybrid board which eliminates the necessity of an aligning operation of a core of an optical waveguide unit and an optical element of an electric circuit unit and which is excellent in mass-productivity, and a manufacturing method therefor. The opto-electric hybrid board includes an optical waveguide unit and an electric circuit unit having an optical element mounted thereon, the electric circuit unit being coupled to the optical waveguide unit. The optical waveguide unit includes fitting holes which are formed in a surface of an overcladding layer and are located and formed at predetermined locations with respect to one end surface of a core. The electric circuit unit includes protruding portions which fit into the fitting holes and are located and formed at predetermined locations with respect to the optical element. | 09-20-2012 |
20120237159 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREFOR - Provided are an opto-electric hybrid board which eliminates the necessity of an aligning operation of a core of an optical waveguide unit and an optical element of an electric circuit unit and which is excellent in mass-productivity, and a manufacturing method therefor. The opto-electric hybrid board includes an optical waveguide unit and an electric circuit unit having an optical element mounted thereon, the electric circuit unit being coupled to the optical waveguide unit. The optical waveguide unit includes protruding portions which are extendingly provided at portions of at least one of the undercladding layer and the overcladding layer, and are located and formed at predetermined locations with respect to a light transmitting surface of a core. The electric circuit unit includes fitting holes into which the protruding portions fit, and are located and formed at predetermined locations with respect to the optical element. | 09-20-2012 |
20120251036 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREFOR - Provided are an opto-electric hybrid board and a manufacturing method therefor. The opto-electric hybrid board includes an optical waveguide unit and an electric circuit unit having an optical element mounted thereon, the electric circuit unit being coupled to the optical waveguide unit using coupling pins. The optical waveguide unit includes fitting holes for fitting the coupling pins thereinto, which are formed in a surface of an overcladding layer, located and formed at predetermined locations with respect to one end surface of a core. The electric circuit unit includes fitting through holes for fitting the coupling pins therethrough, located and formed at predetermined locations with respect to the optical element. The optical waveguide unit and the electric circuit unit are coupled to each other in a state in which the coupling pins fit through the fitting through holes and fit into the fitting holes. | 10-04-2012 |
20120251037 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREFOR - Provided are an opto-electric hybrid board and a manufacturing method therefor. The opto-electric hybrid board includes an optical waveguide unit and an electric circuit unit having an optical element mounted thereon, the electric circuit unit being coupled to the optical waveguide unit. The optical waveguide unit includes notch portions for locating the electric circuit unit, which is formed in portions of at least one of an undercladding layer and an overcladding layer, and the notch portions are located and formed at predetermined locations with respect to one end surface of a core. The electric circuit unit includes bent portions, which fit into the notch portions, and the bent portions are located and formed at predetermined locations with respect to the optical element. The optical waveguide unit and the electric circuit unit are coupled to each other under a state in which the bent portions fit into the notch portions. | 10-04-2012 |
20120251038 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREFOR - Provided are an opto-electric hybrid board and a manufacturing method therefor. An optical waveguide unit includes protruding portions which are extendingly provided at portions of at least one of an undercladding layer and an overcladding layer, and the protruding portions are located and formed at predetermined locations with respect to a light transmitting surface of a core. An electric circuit unit includes a bent portion having fitting holes into which the protruding portions fit and having an optical element. The fitting holes are located and formed at predetermined locations with respect to the optical element. The optical waveguide unit and the electric circuit unit are coupled to each other in a state in which the protruding portions fit into the fitting holes to form an opto-electric hybrid board. | 10-04-2012 |
20120251055 | OPTO-ELECTRIC HYBRID BOARD AND MANUFACTURING METHOD THEREFOR - Provided are an opto-electric hybrid board and a manufacturing method. The opto-electric hybrid board includes an optical waveguide unit and an electric circuit unit having an optical element mounted thereon. The optical waveguide unit includes socket portions for locating the electric circuit unit, which are formed on a surface of an undercladding layer and formed of the same material as a core. The socket portions are located at predetermined locations with respect to one end surface of a core. The electric circuit unit includes bent portions which are formed by bending a part of an electric circuit board so as to stand, for fitting into the socket portions. The bent portions are located at predetermined locations with respect to the optical element. The optical waveguide unit and the electric circuit unit are coupled in a state in which the bent portions fit into the socket portions. | 10-04-2012 |