公开(公告)号：US09972754B2

公开(公告)日：2018-05-15

申请号：US15251851

申请日：2016-08-30

Applicant: NICHIA CORPORATION

Inventor： Tomonori Miyoshi ,  Kenji Ozeki

IPC: H01L33/50 ,  H01L33/60 ,  H01L27/15 ,  H01L23/00 ,  H01L33/46 ,  H01L33/32 ,  H01L33/62 ,  H01L23/498 ,  H01L33/56

CPC classification number: H01L33/505 ,  H01L23/49805 ,  H01L24/16 ,  H01L24/32 ,  H01L25/0753 ,  H01L27/156 ,  H01L33/32 ,  H01L33/46 ,  H01L33/502 ,  H01L33/507 ,  H01L33/508 ,  H01L33/56 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62 ,  H01L2224/16225 ,  H01L2224/29191 ,  H01L2224/32059 ,  H01L2224/32225 ,  H01L2224/73204 ,  H01L2924/00

Abstract: A light emitting device includes a light emitting element; a light-transmissive member that has a lower surface positioned inside a peripheral edge of an upper surface of the light emitting element in plan view, a first lateral surface extending from the lower surface and having at least one inclined surface that is inclined with respect to the upper surface of the light emitting element, and a second lateral surface positioned above and outside the first lateral surface; a light-transmissive adhesive member positioned inside the second lateral surface in plan view, wherein the adhesive member adheres the upper surface of the light emitting element and the lower surface of the light-transmissive member to each other and covers the first lateral surface; and a light-reflective member covering the second lateral surface.

公开(公告)号：US09954153B2

公开(公告)日：2018-04-24

申请号：US15636550

申请日：2017-06-28

Applicant: NICHIA CORPORATION

Inventor： Tomonori Miyoshi ,  Kenji Ozeki

IPC: H01L33/00 ,  H01L33/58 ,  H01L33/60 ,  H01L33/50 ,  H01L33/54 ,  H01L27/15

CPC classification number: H01L33/54 ,  H01L27/15 ,  H01L27/156 ,  H01L33/502 ,  H01L33/505 ,  H01L33/507 ,  H01L33/52 ,  H01L33/56 ,  H01L33/58 ,  H01L33/60 ,  H01L2224/73253 ,  H01L2924/181 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0058 ,  H01L2924/00012

Abstract: A light-emitting device includes a substrate; a light-emitting element mounted on the substrate; a first light-transmissive member bonded to an upper surface of the light-emitting element via an adhesive; and a second light-transmissive member placed on an upper surface of the first light-transmissive member. In a plan view of the light-emitting device, a peripheral edge of a lower surface of the first light-transmissive member is positioned more inward than a peripheral edge of the upper surface of the light-emitting element. The adhesive extends from the upper surface of the light-emitting element to a lower surface of the second light-transmissive member, the adhesive covers a side surface of the first light-transmissive member, and the adhesive is separated from the substrate.

公开(公告)号：US09673360B2

公开(公告)日：2017-06-06

申请号：US14572347

申请日：2014-12-16

Applicant: Nichia Corporation

Inventor： Tomonori Miyoshi

IPC: H01L33/54 ,  H01L33/00 ,  H01L25/075 ,  H01L33/50

CPC classification number: H01L33/56 ,  H01L25/0753 ,  H01L33/005 ,  H01L33/505 ,  H01L33/507 ,  H01L33/54 ,  H01L2924/0002 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2924/00

Abstract: Provided is a method for manufacturing a light emitting device that can manufacture the light emitting device at low cost. The manufacturing method of a light emitting device includes: a mounting step of mounting a plurality of light emitting elements at predetermined intervals in one direction on a substrate; a first resin formation step of continuously forming a first resin layer in the one direction to directly cover the light emitting elements mounted; a trench formation step of forming a trench between the light emitting elements in a direction intersecting the one direction; and a second resin charging step of charging a second resin into the trench.

公开(公告)号：US11984697B2

公开(公告)日：2024-05-14

申请号：US18181150

申请日：2023-03-09

Applicant: NICHIA CORPORATION

Inventor： Tomonori Miyoshi ,  Hiroaki Yuto

IPC: H01S5/00 ,  H01S5/02257 ,  H01S5/042 ,  H01S5/068 ,  H01S5/02216 ,  H01S5/02325 ,  H01S5/024

CPC classification number: H01S5/0087 ,  H01S5/02257 ,  H01S5/042 ,  H01S5/06825 ,  H01S5/0071 ,  H01S5/02216 ,  H01S5/02325 ,  H01S5/02469

Abstract: An optical member includes: a conversion member including a fluorescent material; a light reflecting ceramic holding the conversion member, the conversion member and the light reflecting ceramic having a continuous surface; a light-transmissive film on the continuous surface; and a wiring on the light-transmissive film.

公开(公告)号：US11870017B2

公开(公告)日：2024-01-09

申请号：US17499362

申请日：2021-10-12

Applicant: NICHIA CORPORATION

Inventor： Tomonori Miyoshi

IPC: H01L33/50 ,  H01L33/54 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62 ,  H01L33/44 ,  F21S41/141 ,  H01L25/075 ,  H01L27/15

CPC classification number: H01L33/505 ,  H01L25/0753 ,  H01L27/153 ,  H01L33/54 ,  H01L33/58 ,  F21S41/141 ,  H01L33/60 ,  H01L33/62

Abstract: A light-emitting device includes a substrate; at least one light-emitting element on or above the substrate; a plate-shaped light-transmissive member having a lower surface that faces an upper surface of the at least one light-emitting element; a covering member that covers a lateral surface of the at least one light-emitting element and a lateral surface of the light-transmissive member; and a light-guiding member that is disposed between the light-emitting element and the light-transmissive member. In a plan view, a first lateral side of an upper surface of the light-transmissive member is outside a first lateral side of the upper surface of the at least one light-emitting element, and a second lateral side of the upper surface of the light-transmissive member is inside a second lateral side of the upper surface of the at least one light-emitting element.

公开(公告)号：US11108210B2

公开(公告)日：2021-08-31

申请号：US16230690

申请日：2018-12-21

Applicant: Nichia Corporation

Inventor： Tomonori Miyoshi ,  Masanobu Tanaka ,  Hiroaki Yuto ,  Akinori Hara ,  Teruhiko Noguchi

IPC: H01S5/02257 ,  H01S5/00 ,  H01S5/068 ,  H01S5/042 ,  H01S5/024 ,  H01S5/02216 ,  H01S5/02325

Abstract: An optical member includes a conversion member including a first surface that serves as a light-irradiated surface or a light extraction surface, and adapted to convert laser light, which is an excitation light, into light having a wavelength different from a wavelength of the excitation light; a holding member holding the conversion member and including a second surface that is continuous with the first surface of the conversion member; and a wiring having an elongated shape and extending continuously along the first surface of the conversion member and the second surface of the holding member.

公开(公告)号：US10141491B2

公开(公告)日：2018-11-27

申请号：US15450571

申请日：2017-03-06

Applicant: NICHIA CORPORATION

Inventor： Tomonori Miyoshi ,  Kenji Ozeki

IPC: H01L33/58 ,  H01L33/64 ,  H01L33/08 ,  H01L33/48 ,  H01L33/60 ,  H01L25/075 ,  H01L23/00 ,  H01L33/50 ,  H01L33/56 ,  H01L33/62

Abstract: A method of manufacturing a light emitting device includes: providing an undivided base having a first main surface and a second main surface on the opposite side from the first main surface, the undivided base having conductive patterns disposed on the first main surface and conductive patterns disposed on the second main surface; mounting a plurality of light emitting elements on the conductive patterns on the first main surface; forming a light reflecting member that integrally covers side surfaces of the light emitting elements and the first main surface of the undivided base; and, after the forming of the light reflecting member, forming at least one groove on the second main surface of the undivided base at a position corresponding to a space between the light emitting elements so that the groove reaches the first main surface and the undivided base is divided into a plurality of base members.

公开(公告)号：US09379294B2

公开(公告)日：2016-06-28

申请号：US14582323

申请日：2014-12-24

Applicant: NICHIA CORPORATION

Inventor： Kenji Ozeki ,  Tomonori Miyoshi

IPC: H01L33/00 ,  H01L33/50 ,  H01L33/48 ,  H01L33/60 ,  H01L33/58

CPC classification number: H01L25/0753 ,  H01L33/486 ,  H01L33/507 ,  H01L33/508 ,  H01L33/54 ,  H01L33/56 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62 ,  H01L2924/181 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0058 ,  H01L2933/0066 ,  H01L2924/00012

Abstract: A light emitting device includes a substrate, a light emitting element mounted on the substrate, a light transmissive member placed on an upper surface of the light emitting element, and a sealing member which seals the light emitting element and the light transmissive member. The light transmissive member is a plate-shaped member not containing a phosphor and is larger than the light emitting element when viewed from above. The sealing member includes a first sealing member which is formed of a light reflecting member for reflecting light emitted from the light emitting element and covers side surfaces of the light emitting element, and a second sealing member which contains a phosphor for converting the light emitted from the light emitting element into light having wavelength different from wavelength of the light emitted from the light emitting element and covers at least an upper surface of the light transmissive member.

公开(公告)号：US09276181B2

公开(公告)日：2016-03-01

申请号：US14731290

申请日：2015-06-04

Applicant: Nichia Corporation

Inventor： Tomonori Miyoshi ,  Kenji Ozeki ,  Tomoaki Tsuruha

IPC: H01L33/62 ,  H01L33/54 ,  H01L27/15 ,  H01L33/48 ,  H01L33/50 ,  H01L33/58 ,  H01L25/075 ,  H01L25/16

CPC classification number: H01L33/502 ,  H01L25/0753 ,  H01L25/167 ,  H01L27/156 ,  H01L33/483 ,  H01L33/54 ,  H01L33/56 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62 ,  H01L33/641 ,  H01L2224/16

Abstract: A light emitting apparatus includes an electrically insulating base member having a longitudinal direction; a pair of electrically conductive pattern portions formed on an upper surface of the base member; at least one light emitting device that is electrically connected to the pair of electrically conductive pattern portions; and a resin portion that surrounds at least a side surface of the at least one light emitting device with at least an upper surface of the at least one light emitting device being exposed from the resin portion and partially covers the pair of electrically conductive pattern portions. Each of the pair of electrically conductive pattern portions extends toward a periphery of the base member from resin-covered parts of the electrically conductive pattern portions. Each of the electrically conductive pattern portions forms a narrower area and a wider area in the longitudinal direction.

Abstract translation: 发光装置包括具有纵向方向的电绝缘基底构件; 形成在所述基底构件的上表面上的一对导电图案部分; 至少一个电连接到所述一对导电图案部分的发光器件; 以及树脂部分，其至少围绕所述至少一个发光器件的侧表面，所述至少一个发光器件的至少一个上表面从所述树脂部分露出并且部分地覆盖所述一对导电图案部分。 一对导电图案部分中的每一个从导电图案部分的树脂覆盖部分向基部构件的周边延伸。 每个导电图案部分在纵向上形成较窄的区域和更宽的区域。