Patents by Inventor Sheng GAO
Sheng GAO 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: 20210050560Abstract: A flexible display panel includes a flexible substrate, a buffer layer, a first insulating layer including at least two sub insulating layers, and an organic light-emitting structure which are laminated, the display panel further includes a conductive layer, and the conductive layer is located between the flexible substrate and the organic light-emitting structure.Type: ApplicationFiled: June 25, 2019Publication date: February 18, 2021Applicant: Everdisplay Optronics (Shanghai) Co.,Ltd.Inventor: Sheng GAO
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Patent number: 10845569Abstract: Disclosed is a camera module that comprises a lens assembly that includes a lens base and a lens tube integrated with the lens base for receiving at least one lens; and a voice coil motor assembly for driving the lens assembly, comprising a base, two leaf springs, at least two coils, and at least two magnets. The coils are respectively fixed on two opposite sides of the base, the magnets are fixed on two opposite sides of the lens assembly respectively, and the magnets are located by inner sides of the coils respectively, the lens assembly is clamped by the leaf springs and supported on the base, the coils drive the magnets and the lens assembly to move after being energized. The camera module is simply structured, easy to assembly, less bulky and fit for the demand of thin products.Type: GrantFiled: August 1, 2018Date of Patent: November 24, 2020Assignee: SAE MAGNETICS (H.K.) LTD.Inventors: Yiu Sing Ho, Shou Sheng Gao, Zong Qin Shi
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Publication number: 20200202757Abstract: Disclosed are a reliability test fixture and an online test device (100) for a flexible display component. The fixture comprises a support (110) and a rotating shaft (120) rotatably mounted on the support. A engagement recess (122) for fixing a flexible display component is provided in an axial direction on the surface of the rotating shaft (120). A test module (130) used to detect an electrical parameter of an internal circuit of the flexible display component is disposed inside the rotating shaft (120). The test module (130) has a test contact (132) for electrically connecting to the flexible display component. During a test, the flexible display component is fixed in the engagement recess (122) and is electrically connected to the test module (130). In this way, each time the rotating shaft (120) bents the flexible display component, the test module (130) can timely detect the electrical parameter of the internal circuit of the bent flexible display component.Type: ApplicationFiled: December 2, 2016Publication date: June 25, 2020Applicant: Kunshan New Flat Panel Disp. Tech. Center Co., LtdInventors: Jingxun Zhao, Sheng Gao, Bo Yuan, Xiuqi Huang
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Publication number: 20200192778Abstract: User activity pertaining to a product is automatically analyzed. Based, at least in part, on the analyzing the user activity pertaining to the product, a temporal logging level model can be derived. The temporal logging level model can determine a first logging level to be applied to the product. The temporal logging level model also can determine a duration of time for which the first logging level is to be applied to the product. Application of the first logging level to the product for the determined duration of time can be initiated.Type: ApplicationFiled: December 12, 2018Publication date: June 18, 2020Inventors: Jin Sheng Gao, Qi Li, Bo Tong Liu, Zhi Li, Jonathan Dunne
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Publication number: 20200125671Abstract: A method, system, and computer program product are provided. Content portions of respective items of multiple items of textual content are tagged according to determined topics, keywords and phrases. Data is collected regarding viewed regions of a display screen displaying at least a portion of the respective item. A model is derived for predicting portions of textual content of interest based on the collected data regarding the viewed regions of the display screen and the tagging. A new item of textual content is altered to provide portions of interest based on the model.Type: ApplicationFiled: October 17, 2018Publication date: April 23, 2020Inventors: Qi Li, Jin Sheng Gao, Zhi Li, Bo Tong Liu, Jonathan Dunne
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Patent number: 10418919Abstract: An electric tool and a motor drive system are provided. The motor drive system includes a trigger switch, an electronic switch, and a switch control circuit connected between the trigger switch and the electronic switch. The trigger switch is connected in series to a power supply. The electronic switch is configured to control a motor to be powered on or powered off. The switch control circuit is configured to control the electronic switch based on a state of the trigger switch, wherein the electronic switch is delayed to be turned off after the trigger switch is turned off to control the motor to be powered off later than a time that the trigger switch is turned off.Type: GrantFiled: September 30, 2016Date of Patent: September 17, 2019Assignee: Johnson Electric International AGInventors: Yuk Tung Lo, Hai Bo Ma, Song Chen, Siu Chung Yip, Yong Sheng Gao, Jian Xun Zou
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Publication number: 20190244983Abstract: The flexible display substrate provided by the present disclosure includes a flexible substrate, on which at least one conductive composite layer is disposed, each of the at least one conductive composite layer includes two metal layers and an insulated layer between the two metal layers, each of the two metal layers includes metal line segments separated from each other, the insulated layer is provided with contact holes, and the metal line segments in the two metal layers are connected through metal in the contact holes to form a continuous metal wire.Type: ApplicationFiled: January 11, 2019Publication date: August 8, 2019Inventors: Bo YUAN, Yucheng LIU, Sheng GAO, Lin XU
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Publication number: 20190079263Abstract: Disclosed is a camera module that comprises a lens assembly that includes a lens base and a lens tube integrated with the lens base for receiving at least one lens; and a voice coil motor assembly for driving the lens assembly, comprising a base, two leaf springs, at least two coils, and at least two magnets. The coils are respectively fixed on two opposite sides of the base, the magnets are fixed on two opposite sides of the lens assembly respectively, and the magnets are located by inner sides of the coils respectively, the lens assembly is clamped by the leaf springs and supported on the base, the coils drive the magnets and the lens assembly to move after being energized. The camera module is simply structured, easy to assembly, less bulky and fit for the demand of thin products.Type: ApplicationFiled: August 1, 2018Publication date: March 14, 2019Inventors: Yiu Sing HO, Shou Sheng GAO, Zong Qin SHI
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Patent number: 10205371Abstract: A voice coil motor includes a housing having a cavity; a movable assembly received in the cavity; a fixing assembly configured outside of the movable assembly; and a first spring plate and a second spring plate configured at an upper surface and a lower surface of the movable assembly respectively. The fixing assembly comprises at least two magnetic elements connected with the first spring plate and a spacer member configured on the second spring plate to connect the second spring plate to the magnetic elements or the housing. The voice coil motor is served as an actuator of electronic products such as digital cameras, mobile phones, and digital cameras, which has thin thickness, good performance and strong applicability.Type: GrantFiled: March 28, 2016Date of Patent: February 12, 2019Assignee: SAE MAGNETICS (H.K.) LTD.Inventors: Sidney Chou, Yiu Sing Ho, Kam Fung Yip, Wen Ju Yang, Hai Yang Wu, Shou Sheng Gao, Yong Bing Hu, Guo Hong Lu
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Patent number: 10197482Abstract: A method for bending test of a flexible screen is disclosed, including: connecting the flexible screen to a mounting device; conducting a mechanical extrusion test to the flexible screen to bend the flexible screen, in which an extrusion point for the mechanical extrusion test is away from connection points between the flexible screen and the mounting device; and conducting a bending performance detection to the flexible screen. And a system for bending test of a flexible screen is also disclosed. The bending performance of the flexible screen can be tested by simulating an environment for the flexible screen in the mechanical extrusion test, and compared with the traditional methods and apparatuses for bending test of a flexible screen, the method and system for bending test of a flexible screen according to the present disclosure are convenience for operation and low cost in testing.Type: GrantFiled: December 17, 2014Date of Patent: February 5, 2019Assignees: Kunshan New Flat Panel Display Technology Center Co., Ltd., Kunshan Go-Visionox Opto-Electronics Co., Ltd.Inventors: Sheng Gao, Dongdong Liu, Xiuqi Huang
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Patent number: 10054527Abstract: A method for bending test of a flexible screen is disclosed, including: connecting the flexible screen to a fixing device to form two connection ends; and conducting an extrusion test to the flexible screen, including moving the fixing device to change the distance between the connection ends of the fixing device so that the distance is less than or equal to the length of the flexible screen between the two connection ends. A system for bending test of a flexible screen is also disclosed. The above method and system for bending test of a flexible screen, which can simulate an operational environment of the flexible screen by moving the fixing device to conduct an extrusion test to the flexible screen, can reduce testing costs compared with the traditional methods and apparatuses for bending test of a flexible screen.Type: GrantFiled: December 17, 2014Date of Patent: August 21, 2018Assignees: KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD., KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.Inventors: Dongdong Liu, Sheng Gao, Xiuqi Huang
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Patent number: 9819290Abstract: A power tool and a motor drive circuit thereof are provided. The motor drive circuit includes an inverter, a controller and a current sensor. The inverter includes a plurality of semiconductor switches and configured to convert a voltage from a power supply into an alternating current for an electric motor. The controller is configured to output detecting signals and drive signals for the inverter. The current sensor is configured to sample a current flowing through the motor, the current comprising a plurality of driving current portions corresponding to the drive signals and a plurality of position detecting current portions corresponding to the detecting signals. The controller determines the drive signals at least based on the position detecting current portions of the current so as to control power modes of the semiconductor switches in the inverter in a starting stage of the motor.Type: GrantFiled: September 9, 2016Date of Patent: November 14, 2017Assignee: JOHNSON ELECTRIC S.A.Inventors: Hai Bo Ma, Yong Gang Li, Yong Sheng Gao, Jin Yun Gan, Yuk Tung Lo, Wei Long Lan
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Publication number: 20170288584Abstract: A motor drive system is provided, which includes: an inverter coupled with two terminals of a power supply, where the inverter includes multiple semi-conductive switch elements and is configured to convert a voltage provided by the power supply to an alternating current to drive a motor; a microcontroller configured to output a drive signal to control an power mode of the semi-conductive switch elements in the inverter; and a rheostat coupled with the microcontroller and configured to provide an input signal to the microcontroller by sliding, where the microcontroller outputs a brake signal to the inverter to control the motor to stop operating when the input signal meets a predetermined condition, and the microcontroller is powered off when the motor stops rotating.Type: ApplicationFiled: April 5, 2017Publication date: October 5, 2017Inventors: Hai Bo MA, Yuk Tung LO, Jin Zhou CHEN, Yong Sheng GAO, Jian Xun ZOU, Song CHEN
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Publication number: 20170288580Abstract: A motor drive system is provided, which includes: an inverter including an upper-half bridge and a lower-half bridge, the upper-half bridge and the lower-half bridge each including at least two semi-conductive switch elements, where the inverter is configured to convert a voltage provided by a power supply to an alternating current to drive a motor; a microcontroller configured to output a drive signal to the alternately turn on each two of the at least two semi-conductive switch elements of the upper-half bridge and each two of the at least two semi-conductive switch elements of the lower-half bridge when the motor performs braking, whereby a motor winding and the turned-on semi-conductive switch elements form a circuit a capacitor configured to supply power to the microcontroller when the motor performs braking.Type: ApplicationFiled: April 5, 2017Publication date: October 5, 2017Inventors: Hai Bo MA, Yuk Tung LO, Jin Zhou CHEN, Yong Sheng GAO, Jian Xun ZOU, Song CHEN
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Publication number: 20170288583Abstract: A motor drive system is provided, which includes an inverter coupled with two terminals of a power supply, where the inverter includes multiple semi-conductive switch elements and is configured to convert a voltage provided by the power supply to an alternating current to drive a motor; a microcontroller coupled with two terminals of the power supply, where the microcontroller has an operation mode and a sleep mode; and a switch body, of which two terminals are respectively coupled with two terminals of the microcontroller, where the switch body is configured to output a response signal to the microcontroller to switch the microcontroller from the operation mode to the sleep mode or from the sleep mode to the operation mode according to the response signal.Type: ApplicationFiled: April 4, 2017Publication date: October 5, 2017Inventors: Hai Bo MA, Yuk Tung LO, Jin Zhou CHEN CHEN, Yong Sheng GAO, Jian Xun ZOU, Song CHEN
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Publication number: 20170163183Abstract: A motor control system controls power supplying of a motor. The motor control system is configured to control the motor be excited in advance of a zero crossing of a back electromotive force by an advance angle, and the advance angle gradually increases from an acceleration mode to a constant speed operating mode after the motor is started. The motor control system is further configured to control the motor to be excited within a conduction angle, and the conduction angle gradually reduces to a pre-determined value from the acceleration mode to the constant speed operating mode after the motor is started.Type: ApplicationFiled: December 7, 2016Publication date: June 8, 2017Inventors: Yong Sheng GAO, Hai Bo MA, Yuk Tung LO, Song CHEN, Siu Chung Yip, Jin Zhou CHEN, Jian Xun ZOU
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Publication number: 20170163184Abstract: A motor control system includes a drive controller and an inverter having two half bridges. When an excitation voltage for a motor is inverted or the motor is freewheeled, the drive controller turns off one semiconductor switch and turns on the other semiconductor switch after delaying for a delay angle in same half-bridge.Type: ApplicationFiled: December 7, 2016Publication date: June 8, 2017Inventors: Hai Bo MA, Yong Sheng GAO, Song CHEN, Siu Chung Yip, Yuk Tung LO, Jin Zhou CHEN, Jian Xun ZOU
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Publication number: 20170102302Abstract: A method for bending test of a flexible screen is disclosed, including: connecting the flexible screen to a mounting device; conducting a mechanical extrusion test to the flexible screen to bend the flexible screen, in which an extrusion point for the mechanical extrusion test is away from connection points between the flexible screen and the mounting device; and conducting a bending performance detection to the flexible screen. And a system for bending test of a flexible screen is also disclosed. The bending performance of the flexible screen can be tested by simulating an environment for the flexible screen in the mechanical extrusion test, and compared with the traditional methods and apparatuses for bending test of a flexible screen, the method and system for bending test of a flexible screen according to the present disclosure are convenience for operation and low cost in testing.Type: ApplicationFiled: December 17, 2014Publication date: April 13, 2017Inventors: Sheng GAO, Dongdong LIU, Xiuqi HUANG
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Publication number: 20170102301Abstract: A method for bending test of a flexible screen is disclosed, including: connecting the flexible screen to a fixing device to form two connection ends; and conducting an extrusion test to the flexible screen, including moving the fixing device to change the distance between the connection ends of the fixing device so that the distance is less than or equal to the length of the flexible screen between the two connection ends. A system for bending test of a flexible screen is also disclosed. The above method and system for bending test of a flexible screen, which can simulate an operational environment of the flexible screen by moving the fixing device to conduct an extrusion test to the flexible screen, can reduce testing costs compared with the traditional methods and apparatuses for bending test of a flexible screen.Type: ApplicationFiled: December 17, 2014Publication date: April 13, 2017Inventors: Dongdong LIU, Sheng GAO
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Patent number: D914019Type: GrantFiled: May 28, 2019Date of Patent: March 23, 2021Assignee: ZHUHAI RAVV TECHNOLOGY CO., LTD.Inventors: Sheng Gao, Junwei Luo