Patents by Inventor Jikai Yao

Jikai Yao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10254588
    Abstract: A curved surface LCD panel and a display device are disclosed. The curved surface LCD panel includes an array substrate and an opposite substrate parallel with each other and curved in a same direction, wherein edge zones of the array substrate and the opposite substrate having plural optical retardation zones, each of the optical retardation zones on the array substrate being corresponding to one of the optical retardation zones on the opposite substrate, and two corresponding optical retardation zones constituting a zone group; a LC layer located between the array substrate and the opposite substrate; and an optical compensation film attached at each of the optical retardation zones in at least one zone group; wherein the optical compensation film being perpendicular to an optical axis of the optical retardation zone attached with the optical compensation film and having an equal optical retardation with the optical retardation zone.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: April 9, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Weili Zhao, Jikai Yao, Hua Huang
  • Publication number: 20190094576
    Abstract: The present disclosure relates to a light-exiting direction adjustment element including a first substrate; a second substrate disposed opposite to the first substrate; a light transmission part disposed between the first substrate and the second substrate; and an adjustment part disposed between the adjacent light transmission parts, wherein the adjustment part includes an electrode control unit and light-shielding charged particles used to shield light passing through the adjustment part under control of the electrode control unit.
    Type: Application
    Filed: March 29, 2018
    Publication date: March 28, 2019
    Inventors: Yingtao WANG, Jikai YAO
  • Publication number: 20190086660
    Abstract: Embodiments of the present disclosure provide a MEMS light valve, a pixel array and a display apparatus. The MEMS light valve includes a first grating including first openings arranged in a matrix; a second grating, parallel to the first grating and including light emitting areas corresponding to the first openings, wherein the second grating is capable of moving with respect to the first grating along a shifting direction parallel to the first grating. Light emitting materials which emit lights having certain wavelengths by means of excitation by external lights are provided on the light emitting areas.
    Type: Application
    Filed: March 15, 2018
    Publication date: March 21, 2019
    Inventors: Bin Zhang, Jikai Yao, Tingting Zhou, Xuefei Sun, Xinxing Wang
  • Patent number: 10225907
    Abstract: A light emitting device, a fabricating method thereof, and a display device are disclosed. In the light emitting device, a light emitting functional layer includes at least two QD light emitting layers which emit light of different colors, and a transparent insulating layer which is arranged between any two neighboring QD light emitting layers. The light emitting device has a reduced power consumption, and the problem of shift in color of the emitted light due to high-energy excitons transfer is overcome.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: March 5, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Xu, Shi Shu, Xiaolong He, Jikai Yao
  • Publication number: 20190019968
    Abstract: The embodiments of the present disclosure disclose a collimated light source, a manufacturing method thereof and a display device. The collimated light source includes a substrate, a film layer with a plurality of concave microstructures on the substrate, a reflective layer on the film layer, and a plurality of light-emitting parts corresponding to the concave microstructures one-to-one. Each of the light-emitting parts is located at a focal point of a corresponding concave microstructure. According to the embodiments of the present disclosure, the light emitted from each light-emitting part is reflected by the reflective layer on the corresponding concave microstructure and then exits in parallel light from a side of the reflective layer facing away from the substrate.
    Type: Application
    Filed: June 29, 2017
    Publication date: January 17, 2019
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaolong HE, Yingtao WANG, Feng GUAN, Jikai YAO
  • Publication number: 20190018272
    Abstract: The present disclosure provides a display panel and a display device, relating to the filed of display technology, at least partly solving the problem of light leakage in the existing display panel and reducing the amount of light leakage. The display panel of the present disclosure includes an array substrate, an opposite substrate and a liquid crystal layer between the array substrate and the opposite substrate; an optical compensation film disposed at either side of the liquid crystal layer, wherein the optical compensation film is configured to compensate for a phase retardation subjected by light passing through the liquid crystal layer.
    Type: Application
    Filed: February 13, 2017
    Publication date: January 17, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weili ZHAO, Xue DONG, Jikai YAO
  • Patent number: 10139668
    Abstract: A curved surface ADS display panel and a manufacturing method thereof are disclosed. The curved surface ADS display panel includes a first substrate; a second substrate facing the first substrate, wherein the second substrate has a first surface far away from the first substrate; a liquid crystal layer sandwiched between the first substrate and the second substrate; and a glass light guide plate completely adhered on the first surface of the second substrate. Also, the glass light guide plate has a thickness of D1, and the first substrate, the liquid crystal layer, and the second substrate have a total thickness of D2, wherein |D1?31 D2|/D1?30%.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: November 27, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xinxing Wang, Jikai Yao, Jaegeon You
  • Patent number: 10134952
    Abstract: The invention relates to a light emitting device, a manufacturing method thereof and a display device. The light emitting device comprises: a substrate, and a first electrode layer, a second electrode layer and a light emitting layer arranged above the substrate, the light emitting layer being disposed between the first electrode layer and the second electrode layer, the light emitting layer comprises a hole transport layer having a first thickness which is capable of avoiding performance degradation of the light emitting device.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: November 20, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaolong He, Shi Shu, Wei Xu, Zhanfeng Cao, Jikai Yao
  • Publication number: 20180315775
    Abstract: An array substrate, a method for fabricating the same, and a display device are disclosed. The array substrate includes a substrate and a plurality of pixel units on the substrate. Each pixel unit comprises at least a thin film transistor and an ILED. A drain of each thin film transistor is connected with a first pole of each ILED through a first electrode line, and a second pole of each ILED is connected with a second electrode line. Since the ILEDs have the advantages of small size, high brightness, high contrast, lightness of weight, low consumption, wide gamut, high efficiency, long lifetime, quick response or the like, the array substrate onto which the ILEDs are applied by transferring has a high resolution, an improved display effect or the like.
    Type: Application
    Filed: August 16, 2017
    Publication date: November 1, 2018
    Inventors: Xiaolong HE, Zhifu LI, Zhiyuan JI, Jikai YAO
  • Publication number: 20180299611
    Abstract: A curved surface ADS display panel and a manufacturing method thereof are disclosed. The curved surface ADS display panel includes a first substrate; a second substrate facing the first substrate, wherein the second substrate has a first surface far away from the first substrate; a liquid crystal layer sandwiched between the first substrate and the second substrate; and a glass light guide plate completely adhered on the first surface of the second substrate. Also, the glass light guide plate has a thickness of D1, and the first substrate, the liquid crystal layer, and the second substrate have a total thickness of D2, wherein |D1?D2|/D1?30%.
    Type: Application
    Filed: January 5, 2018
    Publication date: October 18, 2018
    Inventors: Xinxing WANG, Jikai YAO, Jaegeon YOU
  • Patent number: 10067377
    Abstract: The present invention discloses an array substrate and a method for preparing the same, and a display device. The array substrate comprises a substrate, and a thin-film transistor and a passivation layer formed on a side of the substrate, and the array substrate is divided into a reflective region and a transmissive region, wherein an insulating layer is formed on the reflective region on a side of the passivation layer that is far from the substrate, and a nanoparticle layer for diffuse reflecting an incident light is formed on a side of the insulating layer that is far from the substrate. Not only the viewing angle of the array substrate is enlarged, but also the performances of the array substrate such as transmittance, contrast and dark-state uniformity are guaranteed, thus the present invention is especially applicable for display devices for large-scale outdoor display.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: September 4, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xinxing Wang, Jaegeon You, Jikai Yao
  • Publication number: 20180217371
    Abstract: Embodiments of the present disclosure provide a MEMS light valve, which includes: a fixed grating partitioned into first regions and second regions, which are arranged alternately, wherein the fixed grating comprises reflective units configured within the first regions for reflecting at least part of incident light and the second regions do not reflect light; and a movable grating located at a side of the fixed grating to which outside light is incident and movable in a plane where the movable grating is located, wherein the movable grating is capable of block part or all of the reflective units during moving. The embodiments of the present disclosure are adopted to manufacture of a MEMS light valve and a display device including the MEMS light valve.
    Type: Application
    Filed: April 25, 2016
    Publication date: August 2, 2018
    Inventors: Zhen Liu, Feng Guan, Ming Zhu, Jikai Yao
  • Publication number: 20180188563
    Abstract: A display substrate, a liquid crystal display panel and a liquid crystal display device are provided. The display substrate includes a plurality of pixel units, where each pixel unit includes a first sub-pixel, a second sub-pixel and a third sub-pixel; the display substrate further includes: a base substrate, a pattern layer and a first polarizer arranged on the base substrate in sequence along a direction away from the base substrate; the pattern layer includes a first pattern in the first sub-pixel and a second pattern in the second sub-pixel, the first pattern is configured to emit first primary color light under an excitation of back light, and the second pattern is configured to emit second primary color light under the excitation of the back light; the third sub-pixel is configured to emit third primary color light under the excitation of the back light, or the third sub-pixel is configured to allow the back light to pass therethrough; and the first polarizer is a metallic wire grid polarizer.
    Type: Application
    Filed: November 22, 2017
    Publication date: July 5, 2018
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jikai YAO, Yingtao WANG, Ken WEN, Xue DONG
  • Patent number: 9993950
    Abstract: An imprint template includes a first region and a second region located in the periphery of the first region. The first region is provided with a first imprint structure configured to imprint a first film layer pattern into a base material in a product region of a target substrate. The second region is provided with a second imprint structure configured to imprint a second film layer pattern into the base material in the periphery of the product region of the target substrate. And the second film layer pattern is used for assessing imprint quality of the first film layer pattern.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: June 12, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Feng Guan, Jikai Yao, Yingtao Wang, Xiaolong He, Tingting Zhou
  • Publication number: 20180149917
    Abstract: The present disclosure provides a display panel, an operating method thereof and a display device. The display panel includes first substrate and second substrate disposed opposite to each other, liquid crystal layer disposed between first substrate and second substrate, orthogonal polarization layer disposed on a side of first substrate facing towards liquid crystal layer, and first absorbent layer disposed on a side of first substrate facing away from liquid crystal layer. When no electric field is loaded, both liquid crystal layer and orthogonal polarization layer transmit light with first polarization direction. When electric field is loaded, liquid crystal layer converts incident light with first polarization direction into emergent light with second polarization direction which is orthogonal to first polarization direction, and the orthogonal polarization layer reflects the light with the second polarization direction. The first absorbent layer absorbs the light incident thereon.
    Type: Application
    Filed: September 9, 2016
    Publication date: May 31, 2018
    Inventors: Xinxing Wang, Jikai Yao, Hua Huang
  • Publication number: 20180149941
    Abstract: A double-sided display panel and a double-sided display device are provided. The double-sided display panel includes a first substrate, a second substrate, a pair of electrodes, and a color display unit, an isolating reflection layer and a black-and-white display unit which are sequentially provided between the first substrate and the second substrate, wherein the color display unit includes an electrochromic material; the black-and-white display unit includes an electrolytic solution, and black particles and white particles having opposite charges dispersed in the electrolytic solution; the isolating reflection layer has properties of allowing ions in the electrolytic solution to permeation and reflecting light. The double-sided display panel has a simple structure and is easy for production, and displays on both sides do not affect each other and bistable display can be achieved.
    Type: Application
    Filed: May 18, 2016
    Publication date: May 31, 2018
    Inventors: Xin GU, Jikai YAO
  • Publication number: 20180072843
    Abstract: An electrochromic polymer having formula (1), a method for fabricating the same, and a component comprising the same are disclosed. A device fabricated from the electrochromic polymer is capable of varying between purple and transparent and has advantages of easy fabrication, wide viewing angle, rich colors, high contrast, low driving voltage, and reduced response time. The device can realize storage without power consumption, and can be applied to the field of electrochromic display device.
    Type: Application
    Filed: October 17, 2016
    Publication date: March 15, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA
    Inventors: Chunye XU, Sai MI, Xingming WU, Xin GU, Juan CHEN, Jikai YAO
  • Publication number: 20180061687
    Abstract: This disclosure provides a transfer device and a transfer method thereof. The transfer device comprises: a first machine base that carries a substrate; and at least one transfer assembly that is located above the first machine base, wherein the at least one transfer assembly comprises: a second machine base that carries a target device; a third machine base that is located above the second machine base; and a transfer head that is disposed on the third machine base for acquiring the target device from the second machine base and transferring the target device to a prescribed location on the substrate. In this disclosure, since the transfer assembly is located above the first machine base, a path that the transfer head needs to move along to complete the transfer process is shorter, thereby improving the production efficiency.
    Type: Application
    Filed: August 10, 2017
    Publication date: March 1, 2018
    Inventors: Xiaolong HE, Zhifu LI, Zhiyuan JI, Jikai YAO
  • Publication number: 20180062034
    Abstract: The invention relates to a light emitting device, a manufacturing method thereof and a display device. The light emitting device comprises: a substrate, and a first electrode layer, a second electrode layer and a light emitting layer arranged above the substrate, the light emitting layer being disposed between the first electrode layer and the second electrode layer, the light emitting layer comprises a hole transport layer having a first thickness which is capable of avoiding performance degradation of the light emitting device.
    Type: Application
    Filed: October 11, 2016
    Publication date: March 1, 2018
    Inventors: Xiaolong HE, Shi SHU, Wei XU, Zhanfeng CAO, Jikai YAO
  • Publication number: 20180054872
    Abstract: A light emitting device, a fabricating method thereof, and a display device are disclosed. In the light emitting device, a light emitting functional layer includes at least two QD light emitting layers which emit light of different colors, and a transparent insulating layer which is arranged between any two neighboring QD light emitting layers. The light emitting device has a reduced power consumption, and the problem of shift in color of the emitted light due to high-energy excitons transfer is overcome.
    Type: Application
    Filed: May 12, 2016
    Publication date: February 22, 2018
    Inventors: Wei XU, Shi SHU, Xiaolong HE, Jikai YAO