公开(公告)号：US09779949B2

公开(公告)日：2017-10-03

申请号：US14428863

申请日：2014-05-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Feng Zhang ,  Zhanfeng Cao ,  Qi Yao ,  Jingxia Gu

IPC: H01L27/14 ,  H01L29/04 ,  H01L29/66 ,  H01L27/12 ,  H01L21/283 ,  G02F1/1343 ,  G02F1/1368 ,  H01L29/45

CPC classification number: H01L21/283 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/1368 ,  G02F2001/134372 ,  H01L27/124 ,  H01L27/1288 ,  H01L29/45

Abstract: An array substrate is provided, wherein a pixel electrode has the same material as a source/drain and has a thickness less than that of the source/drain, or a common electrode has the same material as a gate and has a thickness less than that of the gate, which guarantees transmittance of the array substrate while reducing the process complexity. A display device and a manufacturing method of the array substrate are also provided.

公开(公告)号：US09455414B2

公开(公告)日：2016-09-27

申请号：US14428847

申请日：2014-05-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shi Shu ,  Jingxia Gu ,  Chuanxiang Xu ,  Yonglian Qi ,  Qi Yao

IPC: H01L33/16 ,  H01L51/50 ,  H01L27/12 ,  G02F1/1335 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  G02F1/017 ,  G02F1/1362

CPC classification number: H01L51/502 ,  G02F1/133617 ,  G02F2001/01791 ,  G02F2001/136222 ,  H01L27/12 ,  H01L27/322 ,  H01L27/3248 ,  H01L27/3276 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5209 ,  H01L51/5225 ,  H01L51/5284 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/301

Abstract: An array substrate, manufacturing method thereof and a display device are provided. The array substrate comprises thin film transistor units (2) arranged in array, and further comprises a quantum dot layer (3) disposed over the thin film transistor units (2). The quantum dot layer includes at least three kinds of quantum dots, any one kind of which emits light of a respective wave band when being irradiated and excited by light from an incident portion of the array substrate. The array substrate can improve color gamut range, transmittance of a display device without increasing the power consumption of the display device.

Abstract translation: 提供阵列基板，其制造方法和显示装置。 阵列基板包括排列成阵列的薄膜晶体管单元（2），并且还包括设置在薄膜晶体管单元（2）上的量子点层（3）。 量子点层包括至少三种量子点，其中任何一种在被来自阵列基板的入射部分的光照射和激发时发射各波段的光。 阵列基板可以在不增加显示装置的功耗的情况下提高显示装置的色域范围，透射率。

公开(公告)号：US20150380654A1

公开(公告)日：2015-12-31

申请号：US14436949

申请日：2014-04-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chen Tang ,  Jingxia Gu

IPC: H01L51/00 ,  H01L51/56 ,  C09K11/08 ,  C09K11/06 ,  C09K11/88 ,  H01L51/50 ,  H01L27/32

CPC classification number: H01L51/0039 ,  C09K11/06 ,  C09K11/08 ,  C09K11/881 ,  C09K2211/14 ,  C09K2211/1416 ,  H01L27/322 ,  H01L51/0043 ,  H01L51/502 ,  H01L51/5036 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/301 ,  Y02B20/181

Abstract: The present disclosure provides a light emitting device, a production method thereof, and a display panel, for simplifying the production process of light emitting device and improving the performance of the light emitting device. The light emitting device in the present disclosure comprises a white light emitting layer comprising a polyfluorene blue light material, and red light quantum dots and green light quantum dots doped in the polyfluorene blue light material.

Abstract translation: 本发明提供一种发光装置及其制造方法以及显示面板，用于简化发光装置的制造工序，提高发光装置的性能。 本公开的发光器件包括由聚芴蓝光材料构成的白色发光层，以及掺杂在聚芴蓝光材料中的红光量子点和绿光量子点。

公开(公告)号：US09905789B2

公开(公告)日：2018-02-27

申请号：US14418256

申请日：2014-06-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jingxia Gu ,  Juanjuan You ,  Chen Tang

IPC: H01L29/06 ,  H01L31/00 ,  H01L51/50 ,  H01L51/00 ,  C09K11/06 ,  C09K11/08 ,  H01L51/56

CPC classification number: H01L51/502 ,  C09K11/06 ,  C09K11/08 ,  C09K2211/14 ,  H01L51/0007 ,  H01L51/0039 ,  H01L51/504 ,  H01L51/56 ,  H01L2251/301 ,  Y02B20/181

Abstract: Disclosed are a light-emitting composite film, its manufacture method, and a white light organic electroluminescent device. Said light-emitting composite film comprises a first light-emitting layer and a second light-emitting layer. The first light-emitting layer comprises polyfluorene or polyfluorene derivatives, and the second light-emitting layer comprises quantum dots. A variety of color gamut and an improved brightness of devices can be achieved by the light-emitting composite film.

公开(公告)号：US09828544B2

公开(公告)日：2017-11-28

申请号：US14426811

申请日：2014-07-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jingxia Gu ,  Chen Tang

IPC: C09K11/06 ,  C09K11/56 ,  H01L33/06 ,  B05D1/00 ,  C08G61/02 ,  H01L51/00 ,  C08K3/30 ,  H01L51/50

CPC classification number: C09K11/565 ,  B05D1/005 ,  C08G61/02 ,  C08G2261/1412 ,  C08G2261/3142 ,  C08G2261/5222 ,  C08G2261/95 ,  C08K3/30 ,  C08K2003/3036 ,  C09K11/06 ,  C09K2211/1416 ,  H01L33/06 ,  H01L51/0003 ,  H01L51/0039 ,  H01L51/502 ,  C08L65/00

Abstract: Embodiments of the invention relate to a composite film and a fabrication method thereof, a photoelectric element and a photoelectric apparatus. The fabrication method of the composite film includes: preparing a polyfluorene-based compound solution, wherein the polyfluorene-based compound solution includes polyfluorene or polyfluorene derivatives; preparing a quantum dot solution; mixing the polyfluorene-based compound solution and the quantum dot solution together to prepare a mixed solution; removing a solvent in the mixed solution to prepare the composite film.

公开(公告)号：US09778508B2

公开(公告)日：2017-10-03

申请号：US14892652

申请日：2015-04-16

Applicant: Boe Technology Group Co., Ltd.

Inventor： Yongda Ma ,  Jingxia Gu

IPC: G02F1/1335

CPC classification number: G02F1/133608 ,  G02F1/133603 ,  G02F1/133604 ,  G02F2001/133628

Abstract: The present application discloses a liquid crystal display device and a backlight module thereof. The backlight module comprises a backboard, a separating plate, and a light source component; wherein the backboard has a base plate and a plurality of side plates, and the backboard is an injection molding board; the separating plate is mounted in an accommodating groove, a heat dissipation chamber is formed between the separating plate and the base plate, in the heat dissipation chamber, the backboard is provided with convection holes; the light source component comprises a plurality of lamp substrates and a plurality of LED lamps mounted on the lamp substrates, the lamp substrates are located within the heat dissipation chamber, and the separating plate is provided with transparent holes enabling light emitted by each of the LED lamps to penetrate the separating plate in a thickness direction of the separating plate.

公开(公告)号：US09633899B2

公开(公告)日：2017-04-25

申请号：US14513324

申请日：2014-10-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shi Shu ,  Zhijun Lv ,  Jingxia Gu ,  Yue Shi ,  Fangzhen Zhang ,  Bing Sun ,  Chuanxiang Xu

IPC: H01L21/768 ,  H01L21/3205 ,  H01L23/498 ,  H05K3/06 ,  H01L21/308

CPC classification number: H01L21/76892 ,  H01L21/3081 ,  H01L21/32055 ,  H01L23/49877 ,  H01L2924/0002 ,  H05K3/064 ,  H05K2201/0108 ,  H05K2201/0323 ,  H05K2201/10128 ,  H01L2924/00

Abstract: The invention provides a method for patterning a graphene layer and a method for manufacturing a display substrate. The method for patterning a graphene layer comprises: forming an isolation layer on a graphene layer; forming a photoresist layer on the isolation layer; patterning the photoresist layer; etching the isolation layer according to the patterned photoresist layer to form a patterned isolation layer; etching the graphene layer according to the patterned photoresist layer to form a patterned graphene layer; and removing the patterned isolation layer. In the method of the invention, the unfavorable condition of the prior art may be avoided that a graphene film sloughs off or a photoresist remains on a graphene film when a photoresist material is peeled off, and the product yield can be improved in the case that the production cost is controlled.

公开(公告)号：US09530978B2

公开(公告)日：2016-12-27

申请号：US14413006

申请日：2014-06-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jingxia Gu ,  Chen Tang ,  Zhanfeng Cao ,  Qi Yao ,  Feng Zhang

IPC: H01L35/24 ,  H01L51/50 ,  C09K11/02 ,  C09K11/88 ,  H05B33/14 ,  H01L27/32 ,  B82Y20/00 ,  B82Y40/00

CPC classification number: H01L51/502 ,  B82Y20/00 ,  B82Y40/00 ,  C09K11/02 ,  C09K11/883 ,  H01L27/322 ,  H05B33/14 ,  Y10S977/774 ,  Y10S977/888 ,  Y10S977/95

Abstract: The embodiments of the invention disclose a hollow white composite quantum dot preparation method, a display panel and a display device. In the preparation method, unicolor quantum dots of different colors are prepared into corresponding unicolor quantum dot emulsions through an emulsion polymerization technique, dissolved silicon dioxide nano particles are used as a seed solution, the individual unicolor quantum dot emulsions are dropped in the seed solution in sequence, such that the surfaces of the silicon dioxide nano particles are coated with the unicolor quantum dots in the individual unicolor quantum dot emulsions in sequence according to the dropping order so as to obtain white composite quantum dots, and finally, the silicon dioxide nano particles in the white composite quantum dots are removed to obtain hollow white composite quantum dots. The hollow white composite quantum dot particles obtained by the preparation method are controllable in particle size and uniform in size, and the problems of low quantum efficiency, poor stability of quantum dots, and the like are solved; besides, the color gamut of the hollow white composite quantum dots can be adjusted, so that the applicability is high, and the application range is wide; in addition, the preparation method is simple, and a batch production is facilitated.

Abstract translation: 本发明的实施例公开了中空白色复合量子点制备方法，显示面板和显示装置。 在制备方法中，通过乳液聚合技术将不同颜色的单色量子点制备成相应的单色量子点乳剂，溶解的二氧化硅纳米颗粒用作种子溶液，单个单色量子点乳剂滴入种子溶液中 顺序，使得二氧化硅纳米颗粒的表面根据滴加顺序依次在单个单色量子点乳剂中涂覆单色量子点，以获得白色复合量子点，最后，二氧化硅纳米颗粒 在白色复合量子点被去除以获得中空的白色复合量子点。 通过该制备方法获得的中空白色复合量子点粒子的粒径可以控制，尺寸均匀，解决了量子效率低，量子点稳定性差等问题; 此外，可以调节中空白色复合量子点的色域，使其适用性高，应用范围广; 另外，制备方法简单，容易进行批量生产。

公开(公告)号：US20160276613A1

公开(公告)日：2016-09-22

申请号：US14413006

申请日：2014-06-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jingxia Gu ,  Chen Tang ,  Zhanfeng Cao ,  Qi Yao ,  Feng Zhang

IPC: H01L51/50 ,  C09K11/88 ,  H01L27/32 ,  C09K11/02

CPC classification number: H01L51/502 ,  B82Y20/00 ,  B82Y40/00 ,  C09K11/02 ,  C09K11/883 ,  H01L27/322 ,  H05B33/14 ,  Y10S977/774 ,  Y10S977/888 ,  Y10S977/95

Abstract: The embodiments of the invention disclose a hollow white composite quantum dot preparation method, a display panel and a display device. In the preparation method, unicolor quantum dots of different colors are prepared into corresponding unicolor quantum dot emulsions through an emulsion polymerization technique, dissolved silicon dioxide nano particles are used as a seed solution, the individual unicolor quantum dot emulsions are dropped in the seed solution in sequence, such that the surfaces of the silicon dioxide nano particles are coated with the unicolor quantum dots in the individual unicolor quantum dot emulsions in sequence according to the dropping order so as to obtain white composite quantum dots, and finally, the silicon dioxide nano particles in the white composite quantum dots are removed to obtain hollow white composite quantum dots. The hollow white composite quantum dot particles obtained by the preparation method are controllable in particle size and uniform in size, and the problems of low quantum efficiency, poor stability of quantum dots, and the like are solved; besides, the color gamut of the hollow white composite quantum dots can be adjusted, so that the applicability is high, and the application range is wide; in addition, the preparation method is simple, and a batch production is facilitated.

Abstract translation: 本发明的实施例公开了中空白色复合量子点制备方法，显示面板和显示装置。 在制备方法中，通过乳液聚合技术将不同颜色的单色量子点制备成相应的单色量子点乳剂，溶解的二氧化硅纳米颗粒用作种子溶液，单个单色量子点乳剂滴入种子溶液中 顺序，使得二氧化硅纳米颗粒的表面根据滴加顺序依次在单个单色量子点乳剂中涂覆单色量子点，以获得白色复合量子点，最后，二氧化硅纳米颗粒 在白色复合量子点被去除以获得中空的白色复合量子点。 通过该制备方法获得的中空白色复合量子点粒子的粒径可以控制，尺寸均匀，解决了量子效率低，量子点稳定性差等问题; 此外，可以调节中空白色复合量子点的色域，使其适用性高，应用范围广; 另外，制备方法简单，容易进行批量生产。

公开(公告)号：US09362334B2

公开(公告)日：2016-06-07

申请号：US14241199

申请日：2013-12-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Feng Zhang ,  Qi Yao ,  Jingxia Gu

IPC: H01L33/00 ,  H01L27/15 ,  H01L51/50 ,  H01L33/06 ,  H01L33/40 ,  H01L33/42 ,  H01L27/32 ,  B82Y20/00

CPC classification number: H01L27/156 ,  B82Y20/00 ,  H01L27/3267 ,  H01L33/002 ,  H01L33/005 ,  H01L33/06 ,  H01L33/405 ,  H01L33/42 ,  H01L51/502 ,  H01L2933/0016

Abstract: A double-sided display apparatus and a method of manufacturing the same are provided. The double-sided display apparatus includes a first substrate and a second substrate arranged opposite to each other; a first transparent electrode and a second reflective electrode arranged on the first substrate; a first reflective electrode opposed to the first transparent electrode on the first substrate and a second transparent electrode opposed to the second reflective electrode on the first substrate arranged on the second substrate; and a quantum light-emitting layer arranged between the respectively corresponded transparent electrodes and reflective electrodes, the quantum light-emitting layer including charge transport particles and QD light-emitting material mixed therein. The provided double-sided display apparatus is lighter, thinner, more portable, and of low cost.

Abstract translation: 提供一种双面显示装置及其制造方法。 双面显示装置包括彼此相对布置的第一基板和第二基板; 布置在第一基板上的第一透明电极和第二反射电极; 与第一基板上的第一透明电极相对的第一反射电极和布置在第二基板上的第一基板上的与第二反射电极相对的第二透明电极; 和分别对应的透明电极和反射电极之间的量子发光层，其中混合有电荷输送粒子和QD发光材料的量子发光层。 所提供的双面显示装置更轻，更薄，更便携，成本低。