Patents by Inventor Hengbin LI
Hengbin LI 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: 11916973Abstract: The disclosure relates to a method for Internet Protocol based Multimedia Subsystem (IMS) registration and device, a communication device, and a storage medium. The method for IMS registration includes determining whether a network side supports an IMS service; acquiring, based on an IMS Access Point Name (APN), an address for the IMS registration when the network side supports the IMS service; performing the IMS registration based on the acquired address for the IMS registration; and initiating an IMS re-registration when the IMS registration fails.Type: GrantFiled: April 26, 2021Date of Patent: February 27, 2024Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Wentao Li, Hengbin Cui
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Patent number: 11309468Abstract: A method of fabricating a micro light emitting diode (micro LED) array substrate having a plurality of micro LEDs. The method includes forming a plurality of signal lines on a base substrate; depositing a semiconductor material on the base substrate to form a semiconductor material layer; and patterning the semiconductor material layer to form a semiconductor layer of the plurality of micro LEDs. A surface of the plurality of signal lines away from the base substrate is uncovered during depositing the semiconductor material. The plurality of signal lines form a grid for facilitating epitaxial growth of the semiconductor material.Type: GrantFiled: November 27, 2018Date of Patent: April 19, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Peng Chen, Xinxia Zhang, Hengbin Li, Guolei Wang
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Publication number: 20210367119Abstract: A method of fabricating a micro hit emitting diode (micro LED) array substrate having a plurality of micro LEDs. The method includes forming a plurality of signal lines on a base substrate; depositing a semiconductor material on the base substrate to form a semiconductor material layer; and patterning the semiconductor material layer to form a semiconductor layer of the plurality of micro LEDs. face of the plurality of signal lines away from the base substrate is uncovered during de sit the semiconductor material. The plurality of signal lines form a grid for facilitating epitaxial growth of the semiconductor material.Type: ApplicationFiled: November 27, 2018Publication date: November 25, 2021Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Peng Chen, Xinxia Zhang, Hengbin Li, Guolei Wang
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Patent number: 11075230Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and a display device are provided. The thin film transistor includes a first electrode on a substrate, a first insulating layer on the first electrode with the first insulating layer having a sidewall, an active layer on the first insulating layer with the active layer connected to the first electrode and comprising a portion on the sidewall which is configured as a channel of the thin film transistor, and a second electrode on the active layer with the second electrode connected to the active layer.Type: GrantFiled: October 8, 2019Date of Patent: July 27, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Binbin Cao, Chengzhi Ye, Fangfang Li, Hui An, Hengbin Li
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Patent number: 10942403Abstract: A display substrate and a display apparatus are provided. The display substrate includes a film layer and a blocking structure. The film layer includes a via surrounded by the blocking structure. The blocking structure is at an edge of the via.Type: GrantFiled: August 12, 2019Date of Patent: March 9, 2021Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chengzhi Ye, Binbin Cao, Hui An, Fangfang Li, Hengbin Li
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Publication number: 20200119154Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and a display device are provided. The thin film transistor includes a first electrode on a substrate, a first insulating layer on the first electrode with the first insulating layer having a sidewall, an active layer on the first insulating layer with the active layer connected to the first electrode and comprising a portion on the sidewall which is configured as a channel of the thin film transistor, and a second electrode on the active layer with the second electrode connected to the active layer.Type: ApplicationFiled: October 8, 2019Publication date: April 16, 2020Inventors: Binbin CAO, Chengzhi YE, Fangfang LI, Hui AN, Hengbin LI
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Publication number: 20200117028Abstract: A display substrate and a display apparatus are provided. The display substrate includes a film layer and a blocking structure. The film layer includes a via surrounded by the blocking structure. The blocking structure is at an edge of the via.Type: ApplicationFiled: August 12, 2019Publication date: April 16, 2020Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chengzhi YE, Binbin CAO, Hui AN, Fangfang LI, Hengbin LI
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Patent number: 10399319Abstract: A device for attachment of double-sided adhesive and a method for attachment of the double-sided adhesive are provided. The device includes a driver, a platform and a robot arm provided above the platform. The robot arm is connected with the driver and configured to, under the driving of the driver, place the double-sided adhesive onto a preset position of the platform, strip off the first protective film of the double-sided adhesive at the preset position, press the printed circuit board assembly (PCBA) at the preset position against the double-sided adhesive without the first protective film, and unload the PCBA attached with the double-sided adhesive from the preset position. A positioning structure is provided at the preset position and configured to secure the adhesive layer and the second protective film when the robot arm strips off the first protective film, and release the securing of the adhesive layer and the second protective film when the double-sided adhesive is attached to the PCBA.Type: GrantFiled: January 28, 2016Date of Patent: September 3, 2019Assignees: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Shancai Zhang, Chengcheng Hou, Yueyuan Zhang, Hengbin Li, Ming Hu
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Patent number: 9811190Abstract: The present disclosure discloses a driving display method for an in-cell touch display screen. The method comprises the following steps: outputting a predetermined picture; performing initialization scanning on touch sensor electrodes of a TFT array substrate to obtain initialization scanning data as basic data; alternately outputting a display picture and the predetermined picture, and after the predetermined picture is output, scanning the touch sensor electrodes to obtain display scanning data; comparing the display scanning data and the basic data to determine whether a touch occurs. The disclosure also discloses an in-cell touch display screen and a display apparatus with the in-cell touch display screen.Type: GrantFiled: October 17, 2014Date of Patent: November 7, 2017Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Tao Ma, Hengbin Li
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Publication number: 20170259548Abstract: A device for attachment of double-sided adhesive and a method for attachment of the double-sided adhesive are provided. The device includes a driver, a platform and a robot arm provided above the platform. The robot arm is connected with the driver and configured to, under the driving of the driver, place the double-sided adhesive onto a preset position of the platform, strip off the first protective film of the double-sided adhesive at the preset position, press the printed circuit board assembly (PCBA) at the preset position against the double-sided adhesive without the first protective film, and unload the PCBA attached with the double-sided adhesive from the preset position. A positioning structure is provided at the preset position and configured to secure the adhesive layer and the second protective film when the robot arm strips off the first protective film, and release the securing of the adhesive layer and the second protective film when the double-sided adhesive is attached to the PCBA.Type: ApplicationFiled: January 28, 2016Publication date: September 14, 2017Applicants: BOE Technology Group Co., Ltd., Hefei Xinsheng Optoelectronics Technology Co. Ltd.Inventors: Shancai Zhang, Chengcheng Hou, Yueyuan Zhang, Hengbin Li, Ming Hu
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Patent number: 9697779Abstract: The present disclosure provides a driving method and apparatus of a liquid crystal display apparatus and a liquid crystal display apparatus, and belongs to a liquid crystal display field. The driving method comprises: generating gray scale data of sub-pixels according to received image data; taking a plurality of sub-pixels as a processing unit, generating gray scale voltage polarity signals, which are used for making gray scale voltages of the plurality of sub-pixels tend to zero entirely, respectively corresponding to the gray scale data of the plurality of sub-pixels; outputting the gray scale data and the corresponding polarity signal of the each sub-pixel to a source driver of the liquid crystal display apparatus. The present disclosure may improve display defects caused by turbulence in a common voltage, such as a green attachment, a crosstalk, a flicker, etc.Type: GrantFiled: September 4, 2013Date of Patent: July 4, 2017Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haifeng Lu, Hengbin Li
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Publication number: 20160246429Abstract: The present invention discloses a detection method and system for detecting whether or not a touch screen is touched, and a touch display device, for precisely detecting whether or not the touch screen is touched.Type: ApplicationFiled: August 25, 2014Publication date: August 25, 2016Inventors: Tao MA, Hengbin LI
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Patent number: 9305511Abstract: A common electrode voltage compensating method, apparatus and a timing controller, the method comprising making statistics for grey scale data of every pixel for displaying a display picture; calculating a grey scale shifting rate between two adjacent rows of pixels, and obtaining common electrode voltage compensation signal parameters based on the grey scale shifting rate; generating positive/negative polarity information of the common electrode voltage compensation signal parameters based on a pixel voltage polarity inversion signal; generating a common electrode voltage compensation control signal based on the common electrode voltage compensation signal parameters and the positive/negative polarity thereof. The common electrode voltage compensating method, apparatus and timing controller address the problem of display picture pixels grey scale shifting due to a reversion of the positive/negative polarity of grey scale voltage.Type: GrantFiled: August 8, 2013Date of Patent: April 5, 2016Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tao Ma, Hengbin Li
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Publication number: 20160085374Abstract: The present disclosure discloses a driving display method for an in-cell touch display screen. The method comprises the following steps: outputting a predetermined picture; performing initialization scanning on touch sensor electrodes of a TFT array substrate to obtain initialization scanning data as basic data; alternately outputting a display picture and the predetermined picture, and after the predetermined picture is output, scanning the touch sensor electrodes to obtain display scanning data; comparing the display scanning data and the basic data to determine whether a touch occurs. The disclosure also discloses an in-cell touch display screen and a display apparatus with the in-cell touch display screen.Type: ApplicationFiled: October 17, 2014Publication date: March 24, 2016Inventors: Tao Ma, Hengbin Li
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Patent number: 9171519Abstract: A method for driving a liquid crystal display panel (61), a driving device (50), and a liquid crystal display (60). The method for driving a liquid crystal display panel (61) comprises: compensating for voltages of data lines according to pixel values of pixels on the liquid crystal display panel (61) that correspond to an image to be displayed; and inputting the voltages of the data lines after compensation to the data lines to drive the liquid crystal display panel (61) for display. Such a driving method is capable of reducing charging and discharging time for pixel electrodes and improving the display quality of a liquid crystal display.Type: GrantFiled: November 6, 2012Date of Patent: October 27, 2015Assignees: BOE Technology Group Co., Ltd., Hefei BOE Optoelectronics Technology Co., Ltd.Inventors: Xiaopeng Liu, Yongjun Yoon, Yanping Zhang, Hengbin Li, Shanshan Huang
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Publication number: 20140118320Abstract: A method for driving a liquid crystal display panel (61), a driving device (50), and a liquid crystal display (60). The method for driving a liquid crystal display panel (61) comprises: compensating for voltages of data lines according to pixel values of pixels on the liquid crystal display panel (61) that correspond to an image to be displayed; and inputting the voltages of the data lines after compensation to the data lines to drive the liquid crystal display panel (61) for display. Such a driving method is capable of reducing charging and discharging time for pixel electrodes and improving the display quality of a liquid crystal display.Type: ApplicationFiled: November 6, 2012Publication date: May 1, 2014Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaopeng Liu, Yongjun Yoon, Yanping Zhang, Hengbin Li, Shanshan Huang
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Publication number: 20140085345Abstract: A common electrode voltage compensating method, apparatus and a timing controller, the method comprising making statistics for grey scale data of every pixel for displaying a display picture; calculating a grey scale shifting rate between two adjacent rows of pixels, and obtaining common electrode voltage compensation signal parameters based on the grey scale shifting rate; generating positive/negative polarity information of the common electrode voltage compensation signal parameters based on a pixel voltage polarity inversion signal; generating a common electrode voltage compensation control signal based on the common electrode voltage compensation signal parameters and the positive/negative polarity thereof. The common electrode voltage compensating method, apparatus and timing controller address the problem of display picture pixels grey scale shifting due to a reversion of the positive/negative polarity of grey scale voltage.Type: ApplicationFiled: August 8, 2013Publication date: March 27, 2014Applicants: Boe Technology Group Co., Ltd., Hefei Boe Optoelectronics Technology Co., Ltd.Inventors: Tao MA, Hengbin LI
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Publication number: 20140071184Abstract: The present disclosure provides a driving method and apparatus of a liquid crystal display apparatus and a liquid crystal display apparatus, and belongs to a liquid crystal display field. The driving method comprises: generating gray scale data of sub-pixels according to received image data; taking a plurality of sub-pixels as a processing unit, generating gray scale voltage polarity signals, which are used for making gray scale voltages of the plurality of sub-pixels tend to zero entirely, respectively corresponding to the gray scale data of the plurality of sub-pixels; outputting the gray scale data and the corresponding polarity signal of the each sub-pixel to a source driver of the liquid crystal display apparatus. The present disclosure may improve display defects caused by turbulence in a common voltage, such as a green attachment, a crosstalk, a flicker, etc.Type: ApplicationFiled: September 4, 2013Publication date: March 13, 2014Applicants: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Haifeng LU, Hengbin LI