Abstract:
A light emitting module with a reduced thickness is provided.A method of manufacturing a light emitting module sequentially includes: providing a light guiding plate having a first main surface being a light emitting surface, and a second main surface on the side opposite to the first main surface; providing a plurality of light emitting elements on the light guiding plate; and forming a wiring electrically connecting the plurality of light emitting elements. A light emitting module includes: a light guiding plate having a first main surface and a second main surface; a plurality of wavelength conversion parts disposed at the second main surface of the light guiding plate so as to be spaced apart from each other; a plurality of light emitting elements respectively bonded to the plurality of wavelength conversion parts; and a wiring connected to the plurality of light emitting elements.
Abstract:
A composite board is provided with a board and a covering member. The board includes a base made of ceramics, first wiring provided on an upper surface of the base, and second wiring provided on a lower surface of the base and electrically connected to the first wiring. The covering member covers the base such that the first wiring and the second wiring are exposed.
Abstract:
A light emitting module includes a light guide plate including a first face, a second face opposing the first face, and a through part penetrating between the first face and the second face, a light emitting device disposed in the through part on a second face side, a light transmissive member disposed on the light emitting device in the through hole on a first face side and between the light emitting device and a lateral wall of the through part, and a first light reflecting member disposed between an upper face of the light emitting device and the light transmissive member while being in contact with the upper face of the light emitting device.
Abstract:
A light-emitting module includes a light-emitting element unit including a light-emitting element, a light-transmissive member covering a main light-emitting surface of the light-emitting element, and a first light-reflective member covering lateral surfaces of the light-emitting element; a light-transmissive light-guiding plate having a first main surface and a second main surface having a recess accommodating the light-emitting element unit; a second light-reflective member covering the second main surface and the light-emitting element unit; and a light-transmissive bonding member disposed in contact with inner lateral surfaces of the recess and outer lateral surfaces of the light-emitting element unit. At least a portion of the first light-reflective member is located outside the recess in a cross-sectional view, and is in contact with the light-transmissive bonding member. The light-transmissive bonding member has an inclined surface forming an acute angle with a corresponding outer lateral surface of the first light-reflective member.
Abstract:
A method of manufacturing a light emitting module according to the present disclosure includes: preparing a light guide plate that comprises a first main surface serving as a light-emitting surface and a second main surface opposite to the first main surface; respectively providing light emitting elements on the second main surface so as to correspond to each of a plurality of optically functional portions provided on the first main surface of the light guide plate; and forming wires electrically connecting the plurality of light emitting elements.
Abstract:
A light emitting device includes: a light emitting element comprising: a semiconductor multilayer structure that has an electrode formation surface, a light-emitting surface opposite to the electrode formation surface, and side surfaces between the electrode formation surface and the light-emitting surface, and a pair of electrodes provided on the electrode formation surface; a covering member covering the side surfaces of the light emitting element; and an optical member disposed over the light-emitting surface of the light emitting element and an upper surface of the covering member, the optical member comprising: a light-reflective portion disposed above the light emitting element, and a light-transmissive portion disposed between the light-reflective portion and the covering member and forming a part of an outer side surface of the light emitting device.
Abstract:
A semiconductor device includes a substrate; a light emitting element flip-chip mounted on the substrate; a phosphor-containing member provided at least above the light emitting element and separated from the light emitting element; and a first reflecting member configured to cover the phosphor-containing member, at least one of a side faces of the light emitting device having an opening for extracting light emitted from the light emitting element and light wavelength-converted by the phosphor-containing member.
Abstract:
A light-emitting apparatus has a light-emitting device and a supporting board. The light-emitting device has a pair of n-electrodes with a p-electrode therebetween, on the same plane. The supporting board includes an insulating substrate on which positive and negative electrodes are formed, opposing to the p- and n-electrodes of the light-emitting device, respectively. Bonding members bond the p- and n-electrodes with the positive and negative electrodes, respectively. The positive electrode on the supporting board is formed within the width region of the p-electrode and narrower in width than the width of the p-electrode, in a cross-section along a line extending through the pair of n-electrodes. The negative electrodes oppose to the n-electrodes, respectively, with the same widths, or with that side face of each of the negative electrodes which faces the positive electrode being retracted outwardly from that side face of each of the n-electrodes which faces the p-electrode.
Abstract:
A light-emitting module includes a light-emitting element unit including a light-emitting element, a light-transmissive member covering a main light-emitting surface of the light-emitting element, and a first light-reflective member covering lateral surfaces of the light-emitting element; a light-transmissive light-guiding plate having a first main surface and a second main surface having a recess accommodating the light-emitting element unit; a second light-reflective member covering the second main surface and the light-emitting element unit; and a light-transmissive bonding member disposed in contact with inner lateral surfaces of the recess and outer lateral surfaces of the light-emitting element unit. At least a portion of the first light-reflective member is located outside the recess in a cross-sectional view, and is in contact with the light-transmissive bonding member. The light-transmissive bonding member has an inclined surface forming an acute angle with a corresponding outer lateral surface of the first light-reflective member.
Abstract:
A light emitting device including a light emitting element, a light transmissive member, a light guide member, and a light reflective member. The light transmissive member is disposed on an upper surface of the light emitting element, and has a lower surface including a first region facing the light emitting element and a second region positioned outside of the first region. The light guide member covers a lateral surface of the light emitting element and the second region of the lower surface of the light transmissive member. The light reflective member covers the light emitting element, an upper surface of the light transmissive member and the light guide member. One of lateral surfaces of the light transmissive member is exposed from the light reflective member.