Patents by Inventor Puyu QI
Puyu QI 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).
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Publication number: 20240164174Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate; light-emitting devices of a plurality of colors arranged in an array on the base substrate; an anti-reflection layer on the side of the layer where the light-emitting device is away from the base substrate; and a chiral liquid crystal layer between the layer where the light-emitting device is and the anti-reflection layer, wherein the orthographic projection of the chiral liquid crystal layer on the base substrate overlaps the orthographic projection of a light-emitting device of at least one color on the base substrate; the central reflection wavelength of the chiral liquid crystal layer is roughly the same as the light-emitting wavelength of the light-emitting device of at least one color overlapping the chiral liquid crystal layer, and the helix direction of the chiral liquid crystal layer is left-handed helix or right-handed helix.Type: ApplicationFiled: August 25, 2021Publication date: May 16, 2024Inventor: Puyu QI
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Patent number: 11815707Abstract: The present disclosure provides a display device and a method for manufacturing the same. The display device includes: a display panel; and polarizing structures and light absorbing structures located on a light emitting side of the display panel. A plurality of groove structures are formed between the polarizing structures, and each of the light absorbing structures is located in the groove structures.Type: GrantFiled: June 28, 2019Date of Patent: November 14, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Bing Zhang, Puyu Qi
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Patent number: 11774656Abstract: Disclosed are a polarizer, a method for manufacturing the same, and a display device. The polarizer includes an optical retardation layer and a linear polarization layer which are laminated, wherein the optical retardation layer includes at least two types of retardation regions for performing phase retardation on incident light, a phase retardation amount of each type of retardation region including a quarter of a wavelength of light of one color, and the phase retardation amounts of the at least two types of retardation regions including quarters of wavelengths of light of at least two different colors. The present disclosure is favorable to improving the color cast of the display device.Type: GrantFiled: August 14, 2020Date of Patent: October 3, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Puyu Qi, Bing Zhang
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Publication number: 20220384529Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a transparent display region and a non-transparent display region, the transparent display region includes a first sub-pixel array including a red sub-pixel, a green sub-pixel, a blue sub-pixel and a transparent sub-pixel, the non-transparent display region includes a second sub-pixel array including a red sub-pixel, a green sub-pixel and a blue sub-pixel, and an aperture ratio of the blue sub-pixel in the first sub-pixel array is less than an aperture ratio of the blue sub-pixel in the second sub-pixel array.Type: ApplicationFiled: June 15, 2021Publication date: December 1, 2022Inventor: Puyu QI
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Publication number: 20220093700Abstract: The present disclosure provides a display panel and manufacturing method thereof, and a display apparatus. The display panel includes a substrate, a pixel unit and a filter member. The substrate includes a pixel region including a first sub-pixel region and a second sub-pixel region. The pixel unit includes a first sub-pixel with a non-blue light-emitting color and a second sub-pixel with a blue light-emitting color. The filter member includes a first filter portion and a second filter portion. A projection of the first filter portion on the substrate is in the first sub-pixel region, and a projection of the second filter portion on the substrate is in an area of the pixel region other than the first sub-pixel region. The first filter portion only allows light emitted by the first sub-pixel to pass through, and the second filter portion only allows light emitted by the second sub-pixel to pass through.Type: ApplicationFiled: May 21, 2021Publication date: March 24, 2022Inventor: Puyu QI
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Patent number: 11183552Abstract: Embodiments of the present disclosure provide a display panel, a method for manufacturing a display panel, and a display device. The display panel includes: a display substrate; an encapsulation layer covering the display substrate; a plurality of first electrodes on the encapsulation layer; a black matrix disposed on the encapsulation layer and covering the plurality of first electrodes; a plurality of color resist units disposed on the encapsulation layer and located in opening areas of the black matrix; and a plurality of second electrodes on the black matrix.Type: GrantFiled: March 9, 2020Date of Patent: November 23, 2021Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Puyu Qi
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Publication number: 20210234134Abstract: An anti-peeping display panel and an anti-peeping display apparatus are disclosed. The anti-peeping display panel includes: a plurality of pixel units, each of the pixel units including a plurality of sub-pixels; a color filter layer including a plurality of color filter units in one-to-one correspondence with the plurality of sub-pixels, each of the color filter units being configured to filter light emitted by a corresponding sub-pixel; and a black matrix layer including a plurality of black matrices, each of the black matrices being located in an area adjoining adjacent color filter units, the black matrix being configured to block at least part of light emitted by a sub-pixel adjacent to the black matrix, and an included angle between an emission direction of the at least portion of light and a normal of a light emergent surface of the sub-pixel being greater than or equal to 40°.Type: ApplicationFiled: March 26, 2020Publication date: July 29, 2021Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Puyu QI, Bing ZHANG
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Publication number: 20210132277Abstract: Disclosed are a polarizer, a method for manufacturing the same, and a display device. The polarizer includes an optical retardation layer and a linear polarization layer which are laminated, wherein the optical retardation layer includes at least two types of retardation regions for performing phase retardation on incident light, a phase retardation amount of each type of retardation region including a quarter of a wavelength of light of one color, and the phase retardation amounts of the at least two types of retardation regions including quarters of wavelengths of light of at least two different colors. The present disclosure is favorable to improving the color cast of the display device.Type: ApplicationFiled: August 14, 2020Publication date: May 6, 2021Inventors: Puyu Qi, Bing Zhang
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Publication number: 20210028260Abstract: Embodiments of the present disclosure provide a display panel, a method for manufacturing a display panel, and a display device. The display panel includes: a display substrate; an encapsulation layer covering the display substrate; a plurality of first electrodes on the encapsulation layer; a black matrix disposed on the encapsulation layer and covering the plurality of first electrodes; a plurality of color resist units disposed on the encapsulation layer and located in opening areas of the black matrix; and a plurality of second electrodes on the black matrix.Type: ApplicationFiled: March 9, 2020Publication date: January 28, 2021Inventor: Puyu Qi
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Patent number: 10899227Abstract: Disclosed is a touch display device and a manufacture method thereof. The touch display device includes a display panel and a touch module stacked together. The touch module includes a first electrode layer, a light absorbing layer and a second electrode layer sequentially stacked on a surface of the display panel. The first electrode layer includes a plurality of first touch electrodes arranged at intervals in a first direction; the light absorbing layer includes a plurality of first sub-light absorbing layers arranged at intervals in the first direction; at least one of the plurality of first sub-light absorbing layers corresponds to at least one of the plurality of first touch electrodes and is on a side of a corresponding first touch electrode facing away from the display panel; and the second electrode layer includes a plurality of second touch electrodes arranged at intervals in a second direction; the first direction intersects the second direction.Type: GrantFiled: September 25, 2019Date of Patent: January 26, 2021Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Puyu Qi
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Publication number: 20200238828Abstract: Disclosed is a touch display device and a manufacture method thereof. The touch display device includes a display panel and a touch module stacked together. The touch module includes a first electrode layer, a light absorbing layer and a second electrode layer sequentially stacked on a surface of the display panel. The first electrode layer includes a plurality of first touch electrodes arranged at intervals in a first direction; the light absorbing layer includes a plurality of first sub-light absorbing layers arranged at intervals in the first direction; at least one of the plurality of first sub-light absorbing layers corresponds to at least one of the plurality of first touch electrodes and is on a side of a corresponding first touch electrode facing away from the display panel; and the second electrode layer includes a plurality of second touch electrodes arranged at intervals in a second direction; the first direction intersects the second direction.Type: ApplicationFiled: September 25, 2019Publication date: July 30, 2020Inventor: Puyu QI
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Publication number: 20200119313Abstract: The present disclosure provides a display device and a method for manufacturing the same. The display device includes: a display panel; and polarizing structures and light absorbing structures located on a light emitting side of the display panel. A plurality of groove structures are formed between the polarizing structures, and each of the light absorbing structures is located in the groove structures.Type: ApplicationFiled: June 28, 2019Publication date: April 16, 2020Inventors: Bing ZHANG, Puyu QI