Patents Assigned to HKC Corporation
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Patent number: 10520778Abstract: This invention relates to a liquid crystal lens and a display device, and the liquid crystal lens includes a first substrate, a second substrate, a first electrode unit, plural electrode units, and a liquid crystal layer. Liquid crystal molecules corresponding to the electrode units form a plurality of lenses under the effect of a controlled electric field produced by the second electrode unit and the first electrode unit, and at least some of the lenses have different structures.Type: GrantFiled: August 14, 2017Date of Patent: December 31, 2019Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Yu-Jen Chen
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Patent number: 10522571Abstract: Disclosed are an array substrate and a method of manufacturing the array substrate. The method of manufacturing an array substrate includes: forming a first metal layer on a substrate, and etching the first metal layer; forming an insulating layer on the substrate and the first metal layer; forming an active layer and an ohmic contact layer successively on the insulating layer; etching the active layer and the ohmic contact layer; forming a second metal layer on the ohmic contact layer and the insulating layer, and etching the second metal layer; forming a protective layer on the second metal layer and the insulating layer; forming a photoresist layer on the protective layer, and performing exposure and development; and forming a transparent conducting layer directly on the color filter, and etching the transparent conducting layer to form a pixel electrode layer.Type: GrantFiled: July 26, 2017Date of Patent: December 31, 2019Assignees: HKC CORPORATION LIMITED, Chongqing HKC Optoelectronics Technology Co., LtdInventor: Yu-jen Chen
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Publication number: 20190392761Abstract: A pixel-related circuit and a display panel are provided. The pixel-related circuit includes a plurality of pixel groups arranged in an array. The pixel group includes several pixel cells. Each pixel cell includes a first switch, a second switch, a voltage-dividing switch, and a common electrode line.Type: ApplicationFiled: November 13, 2018Publication date: December 26, 2019Applicant: HKC CORPORATION LIMITEDInventor: Beizhou HUANG
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Patent number: 10516334Abstract: The present application discloses a power circuit, a driving circuit of a display panel, and a display device. A voltage dividing module is connected between the power input end and the input end of a power converter, and a controlled end of the power converter is connected to a first control end of a power chip. An input end of a first switch module is connected to an output end of the power converter, and an output end of the first switch module is connected to an output end of the power. A controlled end of the first switch module is connected to a second control end of the power chip. At this time, the voltage dividing module divides a voltage of the power output by the output end of the power.Type: GrantFiled: May 30, 2019Date of Patent: December 24, 2019Assignee: HKC Corporation LimitedInventor: Huailiang He
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Publication number: 20190385547Abstract: A control circuit of a display panel, a display device, a control method are provided. The control circuit includes a communication bus, a display control circuit, at least one of a first switch and a second switch. The communication bus includes a clock signal line and a data signal line. The display control circuit has a first signal input terminal electrically connected to the clock signal line, a second signal input terminal electrically connected to the data signal line, a signal output terminal electrically connected to the display drive circuit. The first switch is disposed between the first signal input terminal and the clock signal line with a first control terminal being electrically connected to a first control signal line, the second switch is disposed between the second signal input terminal and the data signal line with a second control terminal being electrically connected to a second control signal line.Type: ApplicationFiled: May 10, 2017Publication date: December 19, 2019Applicants: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO. LTD.Inventor: Yu-jen Chen
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Publication number: 20190385548Abstract: Provided are a display device and a driving method for the display device.Type: ApplicationFiled: March 3, 2017Publication date: December 19, 2019Applicants: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO. LTD.Inventor: Yu-jen Chen
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Publication number: 20190385546Abstract: This application provides a display apparatus and a method for driving same. The display apparatus includes: a timing module, configured to indicate a plurality of polarity inversion signals; and a display panel, including: two substrates disposed opposite to each other and a liquid crystal layer between the two substrates; and a plurality of source drive units, connected to the plurality of source lines, where the plurality of source drive units controls, according to the plurality of polarity inversion signals, polarity inversions of the liquid crystals corresponding to the pixel units. The plurality of source drive units corresponds to a plurality of display zones of the display region. The plurality of polarity inversion signals indicates polarity distribution patterns of different types, so that the liquid crystals corresponding to the plurality of display zones perform polarity inversions according to indications of the corresponding polarity inversion signals.Type: ApplicationFiled: September 4, 2017Publication date: December 19, 2019Applicants: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Bin QIU
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Publication number: 20190385553Abstract: This application provides a drive apparatus and a display panel. The drive apparatus includes: a plurality of gate line groups, where each of the gate line groups includes a plurality of gate lines; and a gate drive unit, connected to the plurality of gate line groups, and configured to input a gate drive signal in each scanning period, where in a scanning period, the gate drive unit alternately provides a scanning signal to the plurality of gate lines.Type: ApplicationFiled: September 4, 2017Publication date: December 19, 2019Applicants: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Wenxin LI
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Patent number: 10510289Abstract: An optimization method and device for brightness compensation, including: setting a compensation reference sampling area; providing a brightness obtaining apparatus, and photographing, by the brightness obtaining apparatus, the compensation reference sampling area to obtain a sampling frame; measuring brightness uniformity of all photographing units in the sampling frame, selecting one of the photographing units having good brightness uniformity as a sampling and photographing unit, and using brightness of the sampling and photographing unit as a compensation reference value to obtain a compensation reference curve; photographing a to-be-compensated panel to obtain a brightness compensation reference frame; applying brightness of all photographing units in the brightness compensation reference frame to the compensation reference curve, and calculating a plurality of pieces of brightness compensation data of the first pixel units corresponding to the photographing units; and performing brightness compensationType: GrantFiled: September 19, 2017Date of Patent: December 17, 2019Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Mingliang Wang
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Patent number: 10502883Abstract: The present disclosure is related to a backlight module and a display apparatus thereof. The display apparatus comprises a display panel and a backlight module. The backlight module comprises a light guide plate having a light incident side, a plurality of optical fiber bundles disposed at an edge of the light incident side of the light guide plate. Each of the optical fiber bundles comprises a light-guiding section and a light-outputting section, and a plurality of light-outputting sections of the plurality of optical fiber bundles are arranged at the light incident side of the light guide plate.Type: GrantFiled: April 14, 2017Date of Patent: December 10, 2019Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yu-Jen Chen
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Patent number: 10504459Abstract: This application provides an over-driving apparatus, a storage method thereof, and a display device using same.Type: GrantFiled: May 31, 2017Date of Patent: December 10, 2019Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yu-Jen Chen
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Publication number: 20190353941Abstract: A processing process and processing device for a display panel are provided. The processing process for a display panel includes: an insulating spacer layer is arranged between a cutting region of a glass panel to be cut of a liquid crystal board and an array pad; a single-sided glass panel of the liquid crystal board is subjected to single glass cutting process; residual material is taken out from split pieces on a split region of the cut glass panel of the liquid crystal board; and the spacer layer is removed, the array pad is exposed, and then the liquid crystal board is outputted.Type: ApplicationFiled: August 31, 2017Publication date: November 21, 2019Applicants: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: CHUNG-KUANG CHIEN
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Patent number: 10481320Abstract: Disclosed are a clamping method and a display device. The method includes providing a plastic frame, a backplate, an optical film and a light guide plate, and the plastic frame including a first clamping portion having a fixed column, and the backplate including a second clamping portion; forming a through hole at a position corresponding to the second clamping portion and the fixed column, and the through hole having a size bigger than the fixed column; installing the optical film and the light guide plate between the first clamping portion and the second clamping portion, and passing the fixed column through the through hole; and hot melting the part of the fixed column extending out of the through hole to form a hot melt portion wrapped around the through hole, so that the first and second clamping portions clamp the optical film and the light guide plate securely.Type: GrantFiled: December 20, 2017Date of Patent: November 19, 2019Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Jiahe Cheng
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Patent number: 10475394Abstract: A driving method for a liquid crystal display includes following steps: first sub-pixels are divided into array blocks, and at least one of the first sub-pixels is selected as a glowing pixel; an image to be displayed is received, a pixel signal of a liquid crystal pixel is acquired, and a high voltage panel driving signal and a low voltage panel driving signal of each first sub-pixel are achieved by looking up a table for the liquid crystal pixel; a high luminance signal and a low luminance signal for driving the glowing pixel are calculated according to the high voltage panel driving signal and the low voltage panel driving signal of the first sub-pixel in one array block, respectively; the glowing pixel are driven in turn by the high luminance signal and the low luminance signal, and the other first sub-pixels are driven by the pixel signal.Type: GrantFiled: December 11, 2017Date of Patent: November 12, 2019Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co.,ltd.Inventor: Yu-Jen Chen
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Publication number: 20190338967Abstract: 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: ApplicationFiled: May 27, 2017Publication date: November 7, 2019Applicants: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chunchin HUANG
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Patent number: 10468476Abstract: This application provides a display panel and a manufacturing method thereof and a display device. The display panel includes: a first substrate; gate lines formed on the first substrate; a gate coverage layer, formed on the first substrate, and covering the gate lines; data lines formed on the gate coverage layer; a passivation layer, formed on the gate coverage layer; an outer coating layer, formed on the passivation layer, where the outer coating layer includes a color filter; an anode electrode layer, formed on the outer coating layer; an embankment layer, formed on the outer coating layer, and covering the anode electrode layer; a pixel definition layer, formed on the embankment layer, and covering the anode electrode layer, where the pixel definition layer includes a white light emitting diode, a red sensor, a green sensor and a blue sensor.Type: GrantFiled: October 20, 2017Date of Patent: November 5, 2019Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: En-Tsung Cho
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Publication number: 20190333429Abstract: A display panel detection method and a display panel detection device, the detection method comprising the following steps: storing an image used for detection in a source driver circuit board of a display panel; electrically connecting a power board generating a power signal directly to the source driver circuit board; transmitting a power signal and a clock signal to the source driver circuit board, the clock signal being directly generated by a source driver chip of the source driver circuit board; connecting a data transmission port of the display panel to a serial interface of a computer system, a detection program for comparing a sample image and an image being configured in the computer system; and comparing the pixel consistency of the image and the sample image so as to produce a comparison result.Type: ApplicationFiled: December 14, 2017Publication date: October 31, 2019Applicants: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Wei CHEN
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Publication number: 20190333474Abstract: A split-screen display method and a display apparatus are disclosed. The method is applicable to a display apparatus including a curved display screen, and includes: obtaining position information of a preset fold line on a curved display screen in response to detecting that an user bends and splits the curved display screen according to the preset fold line and a display screen corresponding to the preset fold line is recessed relative to a rear side of the curved display screen, wherein the preset fold line is a dividing line between adjacent curved display screens formed by the bending and splitting; dividing a display interface of the curved display screen into a plurality of sub-interfaces according to the position information, and a splitting line between the two adjacent sub-interfaces coincides with the preset fold line; obtaining display content selected by the user in the sub-interfaces; and displaying the display content via the sub-interfaces.Type: ApplicationFiled: December 29, 2017Publication date: October 31, 2019Applicants: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Yu-Jen Chen
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Publication number: 20190333203Abstract: A display panel inspection method and a apparatus are provided, and the method includes the steps of: capturing a grayscale image while a predetermined light source is irradiating a display panel, and the grayscale image including plural pixel electrode images corresponsive to plural pixel electrodes in the display panel respectively; obtaining a grayscale range of the respective pixel electrode image; calling a predetermined correspondence between a predetermined grayscale range and a pixel electrode type; and identifying the pixel electrode type of the respective pixel electrode image according to the predetermined correspondence and the grayscale range.Type: ApplicationFiled: October 23, 2017Publication date: October 31, 2019Applicants: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd., Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Jin Li
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Patent number: 10456795Abstract: An adjustment device includes: an adjustment sheet; a spray pipe positioning unit, including spray pipe positioning holes and two spray pipe positioning bolts; and a nozzle positioning unit, including a nozzle positioning hole disposed at the center of the adjustment sheet and an angle fixing portion homocentrically disposed on a periphery of the nozzle positioning hole. The angle fixing portion is a rotating disc structure capable of homocentrically rotating relative to the adjustment sheet. Angle auxiliary scales are disposed on an edge of the angle fixing portion and the adjustment sheet at corresponding positions. Two symmetrical angle positioning holes and two symmetrical angle positioning bolts are further disposed on the angle fixing portion. When the angle positioning bolts are inserted into the angle positioning holes and are forced tight, an angle of the angle positioning portion relative to the adjustment sheet is fixed at a preset angle.Type: GrantFiled: May 19, 2017Date of Patent: October 29, 2019Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Chun-Bin Wen