Patents Assigned to Chongqing HKC Optoelectronics Technology Co., Ltd.
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Patent number: 11432441Abstract: The present application discloses a display module (20) and a display apparatus (10). The display panel (10) includes a heat dissipation structure (70) for dissipating heat of a source driver (60). The heat dissipation structure (70) is adhered to an upper surface (61) of the source driver (60) far away from the printed circuit board (50), and at least one side or top corner of the upper surface (61) is not adhered with the heat dissipation structure.Type: GrantFiled: November 1, 2018Date of Patent: August 30, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Mingliang Wang
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Patent number: 11423854Abstract: The present application discloses a driving method and driving system of a display panel, and a display device. The driving method includes: converting the first color signal to obtain a first HSV (hue, saturation, value) spatial signal; obtaining a second HSV spatial signal; reducing the minimum value of the first brightness normalized signals according to the second HSV spatial signal to obtain second brightness normalized signals; converting the second brightness normalized signals to obtain a second color signal; and driving the display panel using the second color signal.Type: GrantFiled: March 9, 2020Date of Patent: August 23, 2022Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Jianfeng Shan
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Patent number: 11422541Abstract: Disclosed are a production management method and a production management system. The method includes: acquiring a first time data of a first type machine; filtering to obtain a production data of a first type product produced by the first type machine under the first time data based on a preset algorithm; searching to obtain a current distribution site of the first type product, according to the production data of the first type product; and withholding the first type product in the current distribution site.Type: GrantFiled: June 22, 2018Date of Patent: August 23, 2022Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Chungkuang Chien
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Patent number: 11422400Abstract: This application discloses a display panel and a display device. The display panel includes: a first substrate, provided with a plurality of recessed portions; a second substrate, including a first metal layer; a plurality of photo spacers; a peripheral area; and a second metal layer. The depth of the recessed portion is smaller than a doubled thickness of the second metal layer.Type: GrantFiled: October 31, 2018Date of Patent: August 23, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Zhongnian Liu
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Patent number: 11415842Abstract: The present disclosure provides a pixel electrode and a display panel. The pixel electrode includes a trunk portion including a first trunk and a second trunk and branch portions. The first trunk and the second trunk are pixel electrode areas. An intersection point of the first trunk and the second trunk is a central point of the trunk portion. the first trunk intersects with the second trunk to form four equal pixel electrode areas and the four pixel areas are four branch portions. Each of the four branch portions includes a plurality of branches. An end of each branch or an end of an extension line thereof intersects with the first trunk or an extension line thereof. An other end of each branch or an other end of the extension line thereof intersects with the second trunk or an extension line thereof.Type: GrantFiled: November 23, 2018Date of Patent: August 16, 2022Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Hongyan Chang
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Patent number: 11409166Abstract: The present disclosure provides a display panel and a display device. The display panel includes a first substrate, a second substrate disposed opposite to the first substrate, a display area, a sealant disposed in the non-display area of the display panel, a gold ball coating area disposed in the non-display area, and a retaining wall disposed between the gold ball coating area and the display area. The retaining wall is configured to block a gold ball from flowing into the display area.Type: GrantFiled: November 1, 2018Date of Patent: August 9, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Huiping Wang
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Patent number: 11404452Abstract: A manufacturing method of a display panel comprises: providing a first substrate; forming active switches on the first substrate; providing a second substrate disposed opposite to the first substrate; forming a color filter layer on the first substrate or the second substrate; and forming at least one spacer unit on the first substrate or the second substrate. The spacer unit comprises a photosensitive spacer material comprising two different wavelengths of light initiators.Type: GrantFiled: December 13, 2017Date of Patent: August 2, 2022Assignees: HKC CORPORATION LIMI TED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yu-Jen Chen
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Patent number: 11400552Abstract: A residual material separation device, including: a loading platform, configured to support a display panel that includes a substrate layer, a circuit layer, and residual material at a lateral side of the circuit layer, where the loading platform is used to contact the circuit layer of the display panel and avoid the residual material; a fixing portion, configured to contact the substrate layer of the display panel to fix the display panel to the loading platform; and a pressing portion disposed in proximity to a side of the loading platform to apply a pressing force to a part of the substrate layer adjacent to the residual material, where the residual material is allowed to be separated from the display panel under the action of the pressing force and freely fall off.Type: GrantFiled: November 23, 2018Date of Patent: August 2, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Qigui Chen
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Patent number: 11402555Abstract: A display panel, a manufacturing method therefor and a display device are provided. The display panel includes a first substrate and color resists. An alignment film is formed on outer surfaces of the color resists. The first substrate includes a display color resist region and a dummy color resist region. A channel depth of the dummy color resist region is smaller than a channel depth of the display color resist region.Type: GrantFiled: October 31, 2018Date of Patent: August 2, 2022Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Chuan Wu
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Patent number: 11404018Abstract: A display device comprises a power supply chip configured to output a gate-on voltage; a gamma chip configured to provide a gamma voltage; a detection resistor having a first terminal and a second terminal, wherein the first terminal is grounded; a display panel comprising a plurality of sub-pixels, a plurality of driving transistors and at least one detection transistor; wherein a gate electrode of the driving transistor receives the gate-on voltage, a first electrode of the driving transistor receives the gamma voltage, and a second electrode of the driving transistor is electrically connected to a corresponding sub-pixel; a gate electrode of the detection transistor receives the gate-on voltage, a first electrode of the detection transistor receives a test voltage, and a second electrode of the detection transistor is electrically connected to the second terminal; and a control circuit electrically connected to the second terminal.Type: GrantFiled: May 6, 2020Date of Patent: August 2, 2022Assignees: HKC Corporation Limited, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Mingliang Wang
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Patent number: 11404509Abstract: The present application discloses a display panel and a display apparatus. The display panel includes a plurality of pixels. Each of the pixels at least includes a first sub pixel, a second sub pixel and a third sub pixel corresponding to blue. The first sub pixel includes a first active switch. The second sub pixel includes a second active switch. The third sub pixel includes a third active switch. The opening rates of the first sub pixel and the second sub pixel are less than the opening rate of the third sub pixel. The channel ratios of the first active switch and the second active switch are greater than the channel ratio of the third active switch.Type: GrantFiled: November 21, 2018Date of Patent: August 2, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chuan Wu
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Patent number: 11400485Abstract: The present application is applicable to the field of material making, and there is provided a baking method, device and baking oven including: acquiring a predetermined instruction, and starting timing and cycling the following steps: controlling a first set of pins to support a substrate from an initial position and recording the rising times of the first set of pins; raising the first set of pins to a first preset position, and controlling the first set of pins to move a first preset distance in a first preset direction, wherein the first preset distance is associated with the rising times of the first set of pins; controlling the lowering of the first set of pins such that a second set of pins supports the substrate; and controlling the first set of pins to return to the initial position, when the first set of pins drops to a second preset position.Type: GrantFiled: December 28, 2018Date of Patent: August 2, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Xiaobin Guo
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Patent number: 11398200Abstract: A display device is disclosed. Plural sub-pixels of display panel are electrically connected to a gate line set of corresponding row. Each data line is electrically connected to two adjacent sub-pixels of same pixel. The first gate line of each gate line set is electrically connected to one of odd-numbered and even-numbered ones of sub-pixels of pixels of same row. The second gate line of each gate line set is electrically connected to the other one of the odd-numbered and even-numbered ones of sub-pixels of pixels of same row. In one frame time, the data signal drives the two adjacent sub-pixels of same pixel through the nth and (n+1)th data lines using opposite polarities, and the data signal drives the column-direction adjacent two sub-pixels through the nth and (n+1)th data lines using opposite polarities.Type: GrantFiled: December 29, 2018Date of Patent: July 26, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yu-Jen Chen
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Patent number: 11385509Abstract: This application discloses a display panel and a display apparatus. A non-display area in the display panel includes a plurality of fan-out areas, a drive circuit in the display panel includes a plurality of sub-drive circuits, each fan-out area is an area formed by all first metal lines connected with each sub-drive circuit, and the fan-out areas are connected with a display area and the drive circuit; each fan-out area includes a plurality of second metal lines, and each of the second metal lines is located between two adjacent first metal lines; and the surface of each fan-out area is flat.Type: GrantFiled: December 12, 2018Date of Patent: July 12, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chuan Wu
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Patent number: 11387262Abstract: This application discloses a display panel and a display device. The display panel includes a first metal layer, an insulation layer is formed on the first metal layer, a second metal layer is formed on the insulation layer, and a width of the first metal layer is different from a width of the second metal layer.Type: GrantFiled: November 21, 2018Date of Patent: July 12, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Jia-Ren Lin
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Patent number: 11385514Abstract: The present application discloses an array substrate and a display panel. The array substrate includes a display region and a peripheral region; a plurality of pixels formed in the display region; a plurality of alignment circuit formed in the peripheral region for implementing alignment for the liquid crystals within the pixels; where the alignment circuits include first bonding pads and a plurality of short-circuited bars, each of the plurality of short-circuited bars is electrically connected to the first bonding pads through transfer lines, and any two of the transfer lines adjacently disposed are disposed on different metal layers.Type: GrantFiled: November 14, 2018Date of Patent: July 12, 2022Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventor: Chunhui Yang
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Patent number: 11378291Abstract: A clean room and a method for regulating an airflow of the clean room. The clean room includes: a plurality of process spaces in communication with one another, and a fan filter unit. The fan filter units is installed at a top of each one of the plurality of process spaces, and a bottom of each of the plurality of process spaces is provided with a ventilation passage. The clean room further includes: an airflow regulation device, configured to regulate an airflow in each of the process spaces; the airflow regulation device is installed inside each of the plurality of process spaces, and is arranged downstream of the respective fan filter unit.Type: GrantFiled: May 27, 2017Date of Patent: July 5, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chunchin Huang
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Patent number: 11380740Abstract: The present application discloses a display panel and a display device. The display panel includes a substrate; an active switch, which is arrange on the substrate and includes a first active switch and a second active switch; a pixel, which is arrange on the substrate and coupled to the first active switch and includes a quantum dot light-emitting diode; and a light sensor, which is arrange on the substrate and coupled to the second active switch and includes a quantum dot light sensing layer.Type: GrantFiled: June 25, 2018Date of Patent: July 5, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: En-Tsung Cho
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Patent number: 11380278Abstract: A driving circuit and a display device. The driving circuit uses a binding point voltage generation circuit to output first voltages, second voltages and a plurality of first voltage-divided binding point voltages. The two second voltages are voltage divided by a first voltage dividing circuit to generate a plurality of second voltage-divided binding point voltages. Each first data driving circuit outputs first amplified binding point voltages. Each second data driving circuit outputs second amplified binding point voltages. The first voltages, the second voltages, each first amplified binding point voltage, and each second amplified binding point voltage are inputted to each first data driving circuit and each second data driving circuit.Type: GrantFiled: June 10, 2020Date of Patent: July 5, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Li Tang
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Patent number: 11380234Abstract: Provided herein is a circuit for ageing display panel, including an ageing signal input circuit, a power input circuit and a power output circuit, in which the ageing signal input circuit and the power input circuit are independently connected to the power output circuit, and the power output circuit is connected to a load; the ageing signal input circuit is configured to receive an ageing signal and output the ageing signal to the power output circuit; the power input circuit is configured to provide a supply voltage for the power output circuit; and the power output circuit is configured to output the received supply voltage to the load.Type: GrantFiled: December 11, 2018Date of Patent: July 5, 2022Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Wenxin Li