公开(公告)号：US20230006109A1

公开(公告)日：2023-01-05

申请号：US17848408

申请日：2022-06-24

Applicant: Genesis Photonics Inc.

Inventor： Yun-Han Wang ,  Chin-Hua Hung ,  Chuan-Yu Liu ,  Tsai-Chieh Shih ,  Jui-Fu Chang ,  Yu-Jung Wu ,  Yu-Feng Lin

IPC: H01L33/50 ,  H01L33/46 ,  H01L33/38 ,  H01L33/56 ,  H01L21/56 ,  H01L23/00 ,  H01L21/683

Abstract: A light emitting device and a manufacturing method thereof are provided. The light emitting device includes a light emitting unit, a fluorescent layer, a reflective layer, and a light-absorbing layer. The light emitting unit has a top surface, a bottom surface opposite to the top surface, and a side surface located between the top surface and the bottom surface. The light emitting unit includes an electrode disposed at the bottom surface. The fluorescent layer is disposed on the top surface of the light emitting unit. The reflective layer covers the side surface of the light emitting unit. The light-absorbing layer covers the reflective layer, so that the reflective layer is located between the side surface of the light emitting unit and the light-absorbing layer.

公开(公告)号：US10957674B2

公开(公告)日：2021-03-23

申请号：US16699805

申请日：2019-12-02

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Jui-Fu Chang ,  Chin-Hua Hung ,  Yu-Feng Lin

IPC: H01L25/075 ,  H01L33/60 ,  H01L33/50 ,  H01L33/56 ,  H01L33/54 ,  H01L33/62 ,  H01L33/48

Abstract: A manufacturing method is provided. The manufacturing method includes the following steps. Firstly, a substrate and a light-emitting component are provided, wherein the light-emitting component is disposed on the substrate. Then, a wavelength conversion layer is provided, wherein the wavelength conversion layer includes a high-density phosphor layer and a low-density phosphor layer. Then, the high-density phosphor layer is adhered to the light-emitting component by an adhesive. Then, a reflective layer is formed above the substrate, wherein the reflective layer covers a lateral surface of the light-emitting component, a lateral surface of the adhesive and a lateral surface of the wavelength conversion layer.

公开(公告)号：US20180123001A1

公开(公告)日：2018-05-03

申请号：US15788757

申请日：2017-10-19

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Long-Chi Tu ,  Jui-Fu Chang ,  Chun-Ming Tseng ,  Yun-Chu Chen

IPC: H01L33/50 ,  H01L33/48 ,  H01L33/60 ,  H01L33/62 ,  H01L33/56

CPC classification number: H01L33/505 ,  H01L33/486 ,  H01L33/508 ,  H01L33/54 ,  H01L33/56 ,  H01L33/60 ,  H01L33/62 ,  H01L2224/18 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0058 ,  H01L2933/0091

Abstract: A light-emitting device including at least one light-emitting unit, a wavelength conversion adhesive layer, and a reflective protecting element is provided. The light-emitting unit has an upper surface and a lower surface opposite to each other. The light-emitting unit includes two electrode pads, and the two electrode pads are located on the lower surface. The wavelength conversion adhesive layer is disposed on the upper surface. The wavelength conversion adhesive layer includes a low-concentration fluorescent layer and a high-concentration fluorescent layer. The high-concentration fluorescent layer is located between the low-concentration fluorescent layer and the light-emitting unit. The width of the high-concentration fluorescent layer is WH. The width of the low-concentration fluorescent layer is WL. The width of the light-emitting unit is WE. The light-emitting device further satisfies the following inequalities: WE

公开(公告)号：US09922963B2

公开(公告)日：2018-03-20

申请号：US15268681

申请日：2016-09-19

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Jui-Fu Chang ,  Chin-Hua Hung ,  Yu-Feng Lin

IPC: H01L25/075 ,  H01L33/50 ,  H01L33/60

CPC classification number: H01L25/0753 ,  H01L33/486 ,  H01L33/502 ,  H01L33/505 ,  H01L33/508 ,  H01L33/54 ,  H01L33/56 ,  H01L33/60 ,  H01L33/62 ,  H01L2224/16225 ,  H01L2933/0033 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0058

Abstract: A light-emitting device includes a substrate, a light-emitting component, a wavelength conversion component, an adhesive and a reflective layer. The light-emitting component is disposed on the substrate. The wavelength conversion component includes a high-density phosphor layer and a lower-density phosphor layer. The adhesive is formed between the light-emitting device and the high-density phosphor layer. The reflective layer is formed above the substrate and covers a lateral surface of the light-emitting component, a lateral surface of the adhesive and a lateral surface of the wavelength conversion component.

公开(公告)号：US20170084800A1

公开(公告)日：2017-03-23

申请号：US15268652

申请日：2016-09-19

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Po-Tsun Kuo ,  Long-Chi Du ,  Jui-Fu Chang ,  Yu-Feng Lin

IPC: H01L33/54 ,  H01L33/62 ,  H01L33/46 ,  H01L33/50

CPC classification number: H01L33/54 ,  H01L33/46 ,  H01L33/508 ,  H01L33/58

Abstract: A light emitting device package structure includes at least one light emitting device, a wavelength conversion adhesive layer, and a protection element. The light emitting device has an upper surface, a lower surface opposite to the upper surface, and a side surface connecting the upper surface and the lower surface. The wavelength conversion adhesive layer is disposed on the upper surface of the light emitting device and has a first edge and a second edge opposite to each other. The protection element encapsulates the side surface of the light emitting device and the second edge of the wavelength conversion adhesive layer and exposes the lower surface of the light emitting device. A third edge of the protection element is aligned with the first edge of the wavelength conversion adhesive layer.

公开(公告)号：US10910523B2

公开(公告)日：2021-02-02

申请号：US16004445

申请日：2018-06-11

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Chin-Hua Hung ,  Long-Chi Du ,  Jui-Fu Chang ,  Po-Tsun Kuo ,  Hao-Chung Lee ,  Yu-Feng Lin

IPC: H01L33/50 ,  H01L33/46 ,  H01L33/56 ,  H01L33/38 ,  H01L21/56 ,  H01L23/00 ,  H01L21/683 ,  H01L25/075

Abstract: A light emitting device includes a wavelength conversion layer, at least one light emitting unit and a reflective protecting element. The wavelength conversion layer has an upper surface and a lower surface opposite to each other. The light emitting unit has two electrode pads located on the same side of the light emitting unit. The light emitting unit is disposed on the upper surface of the wavelength conversion layer and exposes the two electrode pads. The reflective protecting element encapsulates at least a portion of the light emitting unit and a portion of the wavelength conversion layer, and exposes the two electrode pads of the light emitting unit.

公开(公告)号：US20180211942A1

公开(公告)日：2018-07-26

申请号：US15924461

申请日：2018-03-19

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Jui-Fu Chang ,  Chin-Hua Hung ,  Yu-Feng Lin

IPC: H01L25/075 ,  H01L33/60 ,  H01L33/50

CPC classification number: H01L25/0753 ,  H01L33/486 ,  H01L33/502 ,  H01L33/505 ,  H01L33/508 ,  H01L33/54 ,  H01L33/56 ,  H01L33/60 ,  H01L33/62 ,  H01L2224/16225 ,  H01L2933/0033 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2933/0058

Abstract: A light-emitting device includes a substrate, a light-emitting component, a wavelength conversion component, an adhesive and a reflective layer. The light-emitting component is disposed on the substrate. The wavelength conversion component includes a high-density phosphor layer and a lower-density phosphor layer. The adhesive is formed between the light-emitting device and the high-density phosphor layer. The reflective layer is formed above the substrate and covers a lateral surface of the light-emitting component, a lateral surface of the adhesive and a lateral surface of the wavelength conversion component.

公开(公告)号：US09997676B2

公开(公告)日：2018-06-12

申请号：US15268654

申请日：2016-09-19

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Chin-Hua Hung ,  Long-Chi Du ,  Jui-Fu Chang ,  Po-Tsun Kuo ,  Hao-Chung Lee ,  Yu-Feng Lin

IPC: H01L33/50 ,  H01L33/38 ,  H01L33/56 ,  H01L33/46 ,  H01L21/56 ,  H01L25/075

CPC classification number: H01L33/502 ,  H01L21/568 ,  H01L25/0753 ,  H01L33/38 ,  H01L33/46 ,  H01L33/50 ,  H01L33/504 ,  H01L33/508 ,  H01L33/56 ,  H01L2224/04105 ,  H01L2224/18 ,  H01L2224/19 ,  H01L2224/32225 ,  H01L2224/73267 ,  H01L2224/9222 ,  H01L2224/96 ,  H01L2224/97 ,  H01L2924/12041 ,  H01L2924/18162 ,  H01L2933/0016 ,  H01L2933/0025 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2224/83

Abstract: A light emitting device includes a wavelength conversion layer, at least one light emitting unit and a reflective protecting element. The wavelength conversion layer has an upper surface and a lower surface opposite to each other. The light emitting unit has two electrode pads located on the same side of the light emitting unit. The light emitting unit is disposed on the upper surface of the wavelength conversion layer and exposes the two electrode pads. The reflective protecting element encapsulates at least a portion of the light emitting unit and a portion of the wavelength conversion layer, and exposes the two electrode pads of the light emitting unit.

公开(公告)号：US20170005238A1

公开(公告)日：2017-01-05

申请号：US15268654

申请日：2016-09-19

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Chin-Hua Hung ,  Long-Chi Du ,  Jui-Fu Chang ,  Po-Tsun Kuo ,  Hao-Chung Lee ,  Yu-Feng Lin

IPC: H01L33/50 ,  H01L33/38 ,  H01L33/56 ,  H01L33/46

CPC classification number: H01L33/502 ,  H01L21/568 ,  H01L25/0753 ,  H01L33/38 ,  H01L33/46 ,  H01L33/50 ,  H01L33/504 ,  H01L33/508 ,  H01L33/56 ,  H01L2224/04105 ,  H01L2224/18 ,  H01L2224/19 ,  H01L2224/32225 ,  H01L2224/73267 ,  H01L2224/9222 ,  H01L2224/96 ,  H01L2224/97 ,  H01L2924/12041 ,  H01L2924/18162 ,  H01L2933/0016 ,  H01L2933/0025 ,  H01L2933/0041 ,  H01L2933/005 ,  H01L2224/83

Abstract: A light emitting device includes a wavelength conversion layer, at least one light emitting unit and a reflective protecting element. The wavelength conversion layer has an upper surface and a lower surface opposite to each other. The light emitting unit has two electrode pads located on the same side of the light emitting unit. The light emitting unit is disposed on the upper surface of the wavelength conversion layer and exposes the two electrode pads. The reflective protecting element encapsulates at least a portion of the light emitting unit and a portion of the wavelength conversion layer, and exposes the two electrode pads of the light emitting unit.

Abstract translation: 发光器件包括波长转换层，至少一个发光单元和反射保护元件。 波长转换层具有彼此相对的上表面和下表面。 发光单元具有位于发光单元的同一侧的两个电极焊盘。 发光单元设置在波长转换层的上表面上，并露出两个电极焊盘。 反射保护元件封装发光单元的至少一部分和波长转换层的一部分，并且曝光发光单元的两个电极焊盘。

公开(公告)号：US20210159369A1

公开(公告)日：2021-05-27

申请号：US17164725

申请日：2021-02-01

Applicant: Genesis Photonics Inc.

Inventor： Cheng-Wei Hung ,  Chin-Hua Hung ,  Long-Chi Du ,  Jui-Fu Chang ,  Po-Tsun Kuo ,  Hao-Chung Lee ,  Yu-Feng Lin

IPC: H01L33/50 ,  H01L33/46 ,  H01L33/38 ,  H01L33/56 ,  H01L21/56 ,  H01L23/00 ,  H01L21/683

Abstract: A light emitting device includes a wavelength conversion layer, at least one light emitting unit and a reflective protecting element. The wavelength conversion layer has an upper surface and a lower surface opposite to each other. The light emitting unit has two electrode pads located on the same side of the light emitting unit. The light emitting unit is disposed on the upper surface of the wavelength conversion layer and exposes the two electrode pads. The reflective protecting element encapsulates at least a portion of the light emitting unit and a portion of the wavelength conversion layer, and exposes the two electrode pads of the light emitting unit.