Patent application number | Description | Published |
20110075689 | TUNING METHOD OF EXTERNAL CAVITY LASER DIODE, VARIABLE WAVELENGTH LASER MODULE, AND PROGRAM OF EXTERNAL CAVITY LASER DIODE TUNING - A tuning methods of an External Cavity Laser Diode (ECLD), comprises steps of: (1) providing a laser light to a grating so as to tilt the grating to an optical axis of a collimated laser light, (2) adjusting the orientation of the grating relative to the collimated laser light, (3) monitoring singleness of longitudinal mode and optical power of a light emitted from the grating, (4) calculating an orientation of the grating to exhibit intended optical power at which the singleness of longitudinal mode shows at least predetermined value, (5) adjusting the grating orientation or the optical axis of the collimated laser light to the calculated grating orientation. | 03-31-2011 |
20130277707 | LIGHT EMITTING DEVICE - A light-emitting device having superior light extraction efficiency and method for producing a light emitting device are provided. A light emitting device includes a base body having wiring conductors, conductive adhesive member, especially an anisotropic conductive adhesive member, including electrically conductive particles mixed in a light transmissive resin, and a semiconductor light emitting element bonded on the wiring conductors via the anisotropic conductive adhesive. The anisotropic conductive adhesive member includes the electrically conductive particles with a concentration lower in a surrounding region around the semiconductor light emitting element than in a lower region located between the semiconductor light emitting element and the base body. | 10-24-2013 |
20140038325 | LIGHT-EMITTING DEVICE MANUFACTURING METHOD - A method for manufacturing a light-emitting device comprises retaining a conductor wire so that a straight-line distance between adjacent mounting portions while the conductor is retained is less than a distance along the conductor wire between the adjacent mounting portions; mounting a plurality of light emitting diodes to respective ones of the mounting portions on the retained conductor wire; and after the mounting step, sealing the plurality of light-emitting diodes mounted on the conductor wire. | 02-06-2014 |
20140061684 | LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - A light-emitting device may comprise a substrate, an electric wire fixed to the substrate, and a plurality of light-emitting diodes mounted to the electric wire. According to one embodiment, each of the plurality of light-emitting diodes is an LED chip, and the light-emitting diodes on the substrate are sealed individually or collectively by one or more sealing members. According to another embodiment, the substrate has a plurality of through holes, wherein a plurality of portions of the electric wire provided on a rear surface side of the substrate communicates with a front surface side of the substrate at the plurality of through holes of the substrate, and wherein the plurality of light-emitting diodes is respectively mounted to the respective portions of the electric wire that communicate with the front surface side of the substrate. Other embodiments relate to methods of manufacturing a light-emitting device. | 03-06-2014 |
20140177220 | LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - A light-emitting device includes a first substrate having a through-hole, a plurality of first light-emitting elements that are arranged on the first substrate, a second substrate that is attached to the first substrate to cover the through-hole of the first substrate, and a second light-emitting element arranged on the second substrate, and electrically connected to wiring of the first substrate. | 06-26-2014 |
20140183575 | LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - The light-emitting device has a plurality of light-emitting elements that is mounted on one or more wiring patterns on a substrate. A new light-emitting element that replaces a defective element is mounted on the same wiring pattern on which the defective element is mounted. The defective element or a trace that remains after removal of the defective element is sealed by a same sealing member by which the new light-emitting element is sealed. | 07-03-2014 |
20140185294 | LIGHT EMITTING DEVICE - In a light emitting device, one of at least one reinforcing portion is disposed on a site for joining regions of two wiring portions. The site for joining regions is provided for at least a first joining region where the first groove portion and the third groove portion join, and a second joining region where the second groove portion and the third groove portion join. A light emitting element is disposed over the third groove portion. In a plan view of the substrate member, the reinforcing portion surrounds the light emitting element. The upper surface of the reinforcing portion is lower than the upper surface of the light emitting element. | 07-03-2014 |
20140239331 | LIGHT EMITTING DEVICE, LIGHT EMITTING ELEMENT MOUNTING METHOD, AND LIGHT EMITTING ELEMENT MOUNTER - Disclosed is a light emitting device including: a light emitting element including an LED chip and a phosphor layer provided at the light emitting side of the LED chip; and a substrate on which the light emitting element is bonded by an adhesive material. The adhesive material is an anisotropic conductive material. | 08-28-2014 |
20140334164 | WIRING BOARD AND LIGHT EMITTING DEVICE USING SAME - A wiring board includes an insulated substrate, a wiring pattern and a folded part. The insulated substrate has an elongated shape with shorter sides extending along a width direction. The wiring pattern is provided on the substrate. The wiring pattern extends between both ends in the width direction of the substrate, and has an exposed part exposed at at least one of the ends of the substrate. In the folded part, the exposed part of the wiring pattern and the substrate are integrally folded up inwardly toward an upper face side of the substrate at each of the ends of the substrate. | 11-13-2014 |
20150084073 | LIGHT EMITTING DEVICE - A light emitting device includes a light emitting element and a substrate including a flexible base, a plurality of wiring portions, a groove portion, and a reflective layer. The flexible base extends in a first direction corresponding to a longitudinal direction of the substrate. The wiring portions are arranged on the flexible base. The groove portion is formed between the wiring portions spaced apart from each other. The groove portion includes a first groove portion extending in a second direction intersecting the first direction. The reflective layer is arranged on the plurality of wiring portions. The light emitting element is disposed near the reflective layer and electrically connected to the plurality of wiring portions. The light emitting element is spaced apart from the first groove portion. | 03-26-2015 |