Patents by Inventor Yongcan Wang
Yongcan Wang 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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Patent number: 10558099Abstract: The present application discloses a display panel having a plurality of gate lines and a plurality of data lines crossing over each other thereby defining an array of a plurality of subpixels along a first direction and a second direction in the display panel. The display panel includes a black matrix layer defining a plurality of subpixel areas corresponding to the plurality of subpixels; a plurality of pixel electrodes, each of which in one of the plurality of subpixels and having an aperture region; and an auxiliary black matrix layer dividing the aperture region into at least two aperture sub-regions separated by the auxiliary black matrix layer.Type: GrantFiled: March 16, 2017Date of Patent: February 11, 2020Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Quan Gan, Yongcan Wang, Feng Yang
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Publication number: 20190361304Abstract: The present application discloses a display panel having a plurality of gate lines and a plurality of data lines crossing over each other thereby defining an array of a plurality of subpixels along a first direction and a second direction in the display panel. The display panel includes a black matrix layer defining a plurality of subpixel areas corresponding to the plurality of subpixels; a plurality of pixel electrodes, each of which in one of the plurality of subpixels and having an aperture region; and an auxiliary black matrix layer dividing the aperture region into at least two aperture sub-regions separated by the auxiliary black matrix layer.Type: ApplicationFiled: March 16, 2017Publication date: November 28, 2019Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Quan GAN, Yongcan Wang, Feng Yang
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Publication number: 20190281081Abstract: A malicious attack detection method includes receiving, by a controller, a packet-in message sent by a switch, sending, by the controller, an abnormal flow entry to the switch, receiving, by the controller, a triggering count sent by the switch, where the triggering count is a quantity of times that the abnormal flow entry is triggered, and determining, according to the triggering count, whether a malicious attack is initiated.Type: ApplicationFiled: May 17, 2019Publication date: September 12, 2019Inventors: Ke Lin, Yongcan Wang, Yingjun Tian
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Patent number: 10313375Abstract: A malicious attack detection method includes: receiving, by a controller, a Packet-in message sent by a switch, where the Packet-in message includes a source host identifier and a destination host identifier of a data packet for which the switch does not find a flow entry; when determining that a host indicated by the destination host identifier does not exist in an SDN network, sending, by the controller, an abnormal flow entry to the switch; receiving, by the controller, a triggering count sent by the switch, where the triggering count is a quantity of times that the abnormal flow entry is triggered; and determining, according to the triggering count, whether a malicious attack is initiated. According to the method, a malicious attack from a host can be detected, a data processing volume of a controller can be reduced, and performance of the controller can be improved.Type: GrantFiled: May 20, 2016Date of Patent: June 4, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTDInventors: Ke Lin, Yongcan Wang, Yingjun Tian
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Patent number: 10268083Abstract: A curved surface display panel and a display device are disclosed. The curved surface display panel includes a first substrate a second substrate disposed as opposed to the first substrate, a plurality of spacer formed on the first substrate and a plurality of spacer bases formed on the second substrate in one to one correspondence to the spacers. An end of the spacer distal to the first substrate has a first inclined surface, an end of the spacer base distal to the second substrate has a second inclined surface, and the first inclined surface abuts on the second inclined surface.Type: GrantFiled: October 19, 2016Date of Patent: April 23, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yongcan Wang, Liangliang Jiang, Lei Guo, Shuishui Zhang
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Patent number: 10257322Abstract: A method for establishing an in-band connection in an OpenFlow network and switch where the method includes receiving, from a first port, a SYN packet passing through a first path, recording the first port as a first transmit port between a target controller and a source switch, according to the SYN packet passing through the first path, in an in-band connection list, and forwarding the SYN packet passing through the first path, receiving a SYN response packet from a second port, determining the first transmit port between the target controller and the source switch, and forwarding the SYN response packet from the first transmit port between the target controller and the source switch which enable controllers and switches provided by more manufacturers are compatible.Type: GrantFiled: April 11, 2016Date of Patent: April 9, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Ke Lin, Yongcan Wang
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Patent number: 10126477Abstract: The present disclosure relates to the field of display technology, and provides an optical compensation film, its manufacturing method, a polarizer, a liquid crystal display panel and a display device. The optical compensation film includes a first substrate, a second substrate arranged opposite to the first substrate, a first alignment layer arranged at a side of the first substrate opposite to the second substrate, a second alignment layer arranged at a side of the second substrate opposite to the first substrate, and a first liquid crystal layer arranged between the first alignment layer and the second alignment layer, wherein the first liquid crystal layer is provided with a predetermined pretilt angle.Type: GrantFiled: October 30, 2015Date of Patent: November 13, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yongcan Wang, Hongming Zhan, Lifeng Lin
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Patent number: 10122623Abstract: A preset flow table matching policy in a switching device is set, a flow table for processing data by a switching device that the data needs to pass through during forwarding and an action that needs to be executed in the flow table are generated according to the matching policy and capability information of the switching device, and the flow table is sent to the switching device that the data needs to pass through during forwarding such that the control device may generate, according to different flow table information of the switching device and with reference to different data forwarding policies, a corresponding flow table to be executed by the switching device, which manages switching devices of different types, and enables a switching device that has multiple flow tables to flexibly implement a data forwarding function in use of a preset policy.Type: GrantFiled: May 6, 2016Date of Patent: November 6, 2018Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yongcan Wang, Ke Lin, Yingjun Tian
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Patent number: 10018865Abstract: An array substrate and a liquid crystal display apparatus are disclosed. The array substrate includes a substrate and a first electrode formed on the substrate. The array substrate includes a first side and a second side that is opposite to the first side. The first electrode includes multiple pixels and each pixel includes multiple slits. A slit width of at least one slit close to the second side and an inter-slit distance between the at least one slit and another slit adjacent to the at least one slit are greater than a slit width of a first slit close to the first side and an inter-slit distance between the first slit and another slit adjacent to the first slit, respectively. The liquid crystal display apparatus has uniform grayscale in different positions from the first side close to the backlight source to the second side opposite to the first side.Type: GrantFiled: December 17, 2014Date of Patent: July 10, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Lifeng Lin, Hongming Zhan, Yongcan Wang
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Patent number: 10013925Abstract: A display device, a light converting device and a display system are provided. The display device includes a light-emitting module configured to emit at least two non-visible lights, non-visible lights of different types having different wavelengths; and a control module configured to control the light-emitting module to alternately emit the at least two non-visible lights at a wavelength adjusted timing, and to send a synchronous signal to a light converting device, the synchronous signal being configured to reflect the wavelength adjusted timing.Type: GrantFiled: June 22, 2016Date of Patent: July 3, 2018Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Quan Gan, Lei Guo, Yongcan Wang, Yong Jun Yoon
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Publication number: 20180136504Abstract: A curved surface display panel and a display device are disclosed. The curved surface display panel includes a first substrate a second substrate disposed as opposed to the first substrate, a plurality of spacer formed on the first substrate and a plurality of spacer bases formed on the second substrate in one to one correspondence to the spacers. An end of the spacer distal to the first substrate has a first inclined surface, an end of the spacer base distal to the second substrate has a second inclined surface, and the first inclined surface abuts on the second inclined surface.Type: ApplicationFiled: October 19, 2016Publication date: May 17, 2018Inventors: Yongcan WANG, Liangliang JIANG, Lei GUO, Shuishui ZHANG
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Patent number: 9958688Abstract: The present invention provides a stereoscopic display, which comprises a backlight, a display panel, a phase delay film arranged at a light-exiting side of the display panel, and a visual angle adjusting baffle arranged between the backlight and the display panel and parallel to the display panel for adjusting a vertical or horizontal stereoscopic visual angle of the stereoscopic display. The shading strips of the visual angle adjusting baffle can be reflective strips which can reflect light from the backlight arriving at the reflective strips back to the backlight, and the light reflected by the reflective strips to the backlight can enter the display panel after passing through the transparent strips in the visual angle adjusting baffle, thus improving display brightness of the stereoscopic display.Type: GrantFiled: May 22, 2014Date of Patent: May 1, 2018Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Lifeng Lin, Hongming Zhan, Yongcan Wang
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Publication number: 20180024282Abstract: The invention relates to a light control plate, a dual-view display panel and a display device. The light control plate comprises: a substrate; a grating structure which is arranged above the substrate and has light-transmitting regions and light-blocking regions arranged alternately; and an optical device which is arranged on a boundary of adjacent light-transmitting region and light-blocking region and used for expanding a dual-view visual angle formed by the grating structure.Type: ApplicationFiled: July 21, 2017Publication date: January 25, 2018Inventors: Yongcan WANG, Shuishui ZHANG, Quan GAN
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Publication number: 20170242285Abstract: The present disclosure provides a display substrate assembly, a display panel and its manufacturing method, and a display device. The display substrate assembly comprises a display substrate, a first spacer and a second spacer arranged at one side of the display substrate wherein a height of the first spacer is no greater than a height of the second spacer, and a pressure-sensitive adhesive layer arranged at an end of the second spacer away from the display substrate. The present disclosure can prevent slip of the second spacer when the display panel is subjected to a horizontal external force.Type: ApplicationFiled: August 12, 2016Publication date: August 24, 2017Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Liangliang JIANG, Lei GUO, Yongcan WANG
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Patent number: 9726930Abstract: A backlight module, a liquid crystal display and a control method for driving the backlight source, the backlight module comprising an LED backlight source and a driving circuit, the LED backlight source comprising first LEDs each formed of a blue light chip, red phosphor powder and green phosphor powder, and second LEDs each formed of a blue light chip, a green light chip and red phosphor powder, and the driving circuit comprising driving circuit modules for driving the first LEDs and the second LEDs respectively. The liquid crystal display includes the above-mentioned backlight module and the display panel.Type: GrantFiled: June 18, 2013Date of Patent: August 8, 2017Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Lifeng Lin, Hongming Zhan, Yongcan Wang
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Publication number: 20170094757Abstract: A display device, a light converting device and a display system are provided. The display device includes a light-emitting module configured to emit at least two non-visible lights, non-visible lights of different types having different wavelengths; and a control module configured to control the light-emitting module to alternately emit the at least two non-visible lights at a wavelength adjusted timing, and to send a synchronous signal to a light converting device, the synchronous signal being configured to reflect the wavelength adjusted timing.Type: ApplicationFiled: June 22, 2016Publication date: March 30, 2017Inventors: Quan Gan, Lei Guo, Yongcan Wang, Yong Jun Yoon
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Publication number: 20160342032Abstract: An optical alignment film and a method for preparing the same, a display substrate and a display apparatus are disclosed. The method includes: forming an optical alignment material film layer on a substrate; illuminating the optical alignment material film layer with interference light to expose the optical alignment material film layer and developing the illuminated optical alignment material film layer to form an optical alignment film having a groove structure of alternating concaves and convexes.Type: ApplicationFiled: April 25, 2016Publication date: November 24, 2016Inventors: Liangliang Jiang, Yongcan Wang, Yong Jun Yoon, Quan Gan, Zhizhong Tu
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Publication number: 20160306223Abstract: An array substrate and a liquid crystal display apparatus are disclosed. The array substrate includes a substrate and a first electrode formed on the substrate. The array substrate includes a first side and a second side that is opposite to the first side. The first electrode includes multiple pixels and each pixel includes multiple slits. A slit width of at least one slit close to the second side and an inter-slit distance between the at least one slit and another slit adjacent to the at least one slit are greater than a slit width of a first slit close to the first side and an inter-slit distance between the first slit and another slit adjacent to the first slit, respectively. The liquid crystal display apparatus has uniform grayscale in different positions from the first side close to the backlight source to the second side opposite to the first side.Type: ApplicationFiled: December 17, 2014Publication date: October 20, 2016Inventors: Lifeng LIN, Hongming ZHAN, Yongcan WANG
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Publication number: 20160299275Abstract: The present disclosure relates to the field of display technology, and provides an optical compensation film, its manufacturing method, a polarizer, a liquid crystal display panel and a display device. The optical compensation film includes a first substrate, a second substrate arranged opposite to the first substrate, a first alignment layer arranged at a side of the first substrate opposite to the second substrate, a second alignment layer arranged at a side of the second substrate opposite to the first substrate, and a first liquid crystal layer arranged between the first alignment layer and the second alignment layer, wherein the first liquid crystal layer is provided with a predetermined pretilt angle.Type: ApplicationFiled: October 30, 2015Publication date: October 13, 2016Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Yongcan WANG, Hongming ZHAN, Lifeng LIN
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Publication number: 20160269432Abstract: A malicious attack detection method includes: receiving, by a controller, a Packet-in message sent by a switch, where the Packet-in message includes a source host identifier and a destination host identifier of a data packet for which the switch does not find a flow entry; when determining that a host indicated by the destination host identifier does not exist in an SDN network, sending, by the controller, an abnormal flow entry to the switch; receiving, by the controller, a triggering count sent by the switch, where the triggering count is a quantity of times that the abnormal flow entry is triggered; and determining, according to the triggering count, whether a malicious attack is initiated. According to the method, a malicious attack from a host can be detected, a data processing volume of a controller can be reduced, and performance of the controller can be improved.Type: ApplicationFiled: May 20, 2016Publication date: September 15, 2016Applicant: HUAWEI TECHNOLOGIES CO.,LTD.Inventors: Ke Lin, Yongcan Wang, Yingjun Tian