Patents by Inventor Xiong HU
Xiong HU 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: 20240119908Abstract: A display panel and a driving method thereof are provided. The driving method includes: acquiring a display synchronization signal, and according to it to determine a first backlight synchronization signal including a plurality of second pulses corresponding to a plurality of first pulses in the display synchronization signal; acquiring a display setting frequency greater than a minimum value of refresh rates of frame images, and according to it to determine a unit backlight clock signal, where a duration of the unit backlight clock signal is equal to of a reciprocal of the display setting frequency; and generating a third pulse between some two adjacent second pulses to drive a backlight plate to emit light.Type: ApplicationFiled: December 27, 2021Publication date: April 11, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xiong Hu, Yu Wu, Xiaolong Chen, Tao He
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Publication number: 20240086035Abstract: A display method includes an electronic device that runs a first application and displays a first interface in a form of a floating window in response to a first operation. The first interface includes a first title bar and a first content display part. The electronic device displays a second interface in response to a second operation. The second interface includes the first title bar, the first content display part, and a second content display part adjacent to the first content display part. The first title bar includes a first subtitle label corresponding to the second content display part.Type: ApplicationFiled: December 16, 2021Publication date: March 14, 2024Inventors: Shujie He, Puliang Luo, Qianqiao Hu, Dapeng Zhang, Binfei Li, Xiong Zhuang, Hongjun Liao
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Publication number: 20240046888Abstract: The present application provides a display panel and a driving method thereof. The method of driving the display panel includes: acquiring a frequency state of the display panel; determining a target sub-backlight clock signal of a frame to be displayed according to a preset rule and a preset refresh rate of the frame to be displayed when the frequency state is a frequency conversion state, wherein a duration of the target sub-backlight clock signal is equal to a reciprocal of the preset refresh rate, and the target sub-backlight clock signal is used to drive a backlight plate in the display panel to emit light within the duration of the target sub-backlight clock signal.Type: ApplicationFiled: December 21, 2021Publication date: February 8, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Xiong Hu
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Publication number: 20240029627Abstract: The present application provides a driving method, a driving device, and a display terminal of a display panel. The display panel includes light emitting elements. The driving method includes: obtaining a grayscale data of a displayed image; determining a target current level from preset multiple current levels according to the grayscale data; determining a pulse width modulation signal according to the grayscale data; and driving the light emitting elements to emit light according to the target current level and the pulse width modulation signal.Type: ApplicationFiled: May 21, 2021Publication date: January 25, 2024Inventors: Haoran LI, Xiong HU
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Publication number: 20240020112Abstract: Managing source code change set commits to decrease time to identify software bugs in versions of a software project is provided. An initial order of relevant commits corresponding to the software project is determined in a priority queue based on a weight of each respective commit of the relevant commits. The initial order of the relevant commits is adjusted in the priority queue based on a build distance between the relevant commits of affected source files. A particular commit having a highest priority ranking is selected in the priority queue for build and test. The build and the test of the particular commit having the highest priority ranking in the priority queue is executed.Type: ApplicationFiled: July 12, 2022Publication date: January 18, 2024Inventors: Ke Wen Lin, Xiong Hu Luo, Chaofan Qiu, Li Rong Yi
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Publication number: 20240021137Abstract: A method of preventing a backlight module from overheating and a display device are provided. The method can prevent backlight partitions from having a long-time high-brightness operation and causing the backlight module to overheat by obtaining a driving current of each backlight partition in the backlight module, judging whether a brightness of each backlight partition in the backlight module exceeds a reference brightness, and adjusting the brightness of each backlight partition that exceeds the reference brightness to a target brightness.Type: ApplicationFiled: March 12, 2021Publication date: January 18, 2024Inventors: Xiong HU, Yu WU, Guangxing XIAO
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Publication number: 20230353006Abstract: A motor shaft, a motor, and an electric vehicle. The motor shaft includes a shaft body and an insulation coating. The shaft body includes a first mounting portion and a second mounting portion that are connected by fastening. A positioning step surface is disposed at an end that is of the first mounting portion and that is close to the second mounting portion. The first mounting portion is configured to mount a rotor. The second mounting portion is covered with the insulation coating, and the second mounting portion is configured to mount a bearing. A resistivity of the insulation coating is not less than 107 ?·m. In this way, a possibility that a shaft current is generated when a shaft voltage discharges and breaks down a lubricating oil film in the bearing to form a path can be effectively reduced.Type: ApplicationFiled: July 7, 2023Publication date: November 2, 2023Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Xiong HU, Xueyu MEI, Zhengyi TANG, Senlin MA
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Patent number: 11790825Abstract: A backlight brightness control method, a backlight brightness control device, and a display equipment are provided. By using a constant current integrated circuit to input constant current to backlight sources in backlight partitions, uniformity of backlight brightness is allowed to be improved. By determining a target peak current inputted to the backlight sources in the backlight partitions according to a grayscale level of partition images, not only can the backlight brightness required by a high grayscale level be ensured, but fine adjustment of the backlight brightness under a low grayscale level can also be ensured.Type: GrantFiled: April 20, 2021Date of Patent: October 17, 2023Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xiong Hu, Yu Wu, Haoran Li
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Publication number: 20230272844Abstract: A two-speed transmission gearbox of an electric vehicle is provided, including an input shaft, a countershaft, a first clutch, and a second clutch. A first-gear input tooth and a second-gear input tooth are disposed on the input shaft. A first-gear output tooth and a second-gear output tooth are disposed on the countershaft, the first-gear output tooth can be in constant mesh with the first-gear input tooth, and the second-gear output tooth can be in constant mesh with the second-gear input tooth. The first clutch is disposed on the countershaft and connects the first-gear output tooth to the countershaft. The second clutch is disposed on the countershaft and connects the second-gear output tooth to the countershaft. Therefore, a risk of damage caused by the clutch due to a high rotation speed is reduced, response time and drag torque of the clutch are reduced.Type: ApplicationFiled: May 9, 2023Publication date: August 31, 2023Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Hu ZHONG, Xiong HU, Huan WANG
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Publication number: 20230120603Abstract: A transmission and a vehicle. A first clutch of the transmission is a bidirectional clutch. When the first clutch is disposed on an input shaft, the first clutch is located between a first-stage input gear and a second-stage input gear. When the first clutch is disposed on a countershaft, the first clutch is located between a first-stage output gear and a second-stage output gear. Alternatively, the transmission includes the first clutch and a second clutch that are disposed on the input shaft or the countershaft. A quantity of components in the transmission is reduced, and a structure of the transmission is simplified, to reduce costs of the transmission, and reduce production costs of the vehicle to some extent.Type: ApplicationFiled: December 22, 2022Publication date: April 20, 2023Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Hu ZHONG, Xiong HU, Zhengyi TANG, Ke WANG
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Patent number: 11620958Abstract: A display device and a controlling method thereof are provided. The display device includes a display panel, a backlight unit, and a time schedule controller. The display panel is configured to display images. Areas where afterimages of dynamic images occur are identified according to comparison results of dither values. Tailing phenomenon of the dynamic images may be relieved by transmitting backlight data without brightness to a second backlight sub-area corresponding to where the afterimages occur. Furthermore, because frequency multiplication is not applied, risks of display instability will not increase.Type: GrantFiled: November 19, 2020Date of Patent: April 4, 2023Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Yan Li, Yu Wu, Xiong Hu, Haoran Li, Tao He, Guangxing Xiao
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Patent number: 11615014Abstract: Provided are techniques for using relocatable debugging information entries to save compile time when there are changes to source code. While compiling source code, for an unchanged function, a copy is made of a relocatable debugging information entries table and of a relocation information table. In addition, for a changed function, a new relocatable debugging information entries table and a new relocation information table are generated. The copy of the relocatable debugging information entries table and the new relocatable debugging information entries table are merged. The copy of the relocation information table and the new relocation information table are merged. The relocatable debugging information entries in the merged relocatable debugging information entries table are resolved according to information in the merged relocation information table to generate relocated Debugging with Attributed Record Formats information, which is stored in an object file that corresponds to the source code.Type: GrantFiled: July 29, 2021Date of Patent: March 28, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Zheng Chen, Jinsong Ji, Chaofan Qiu, Xiong Hu Luo
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Publication number: 20230034188Abstract: Provided are techniques for using relocatable debugging information entries to save compile time when there are changes to source code. While compiling source code, for an unchanged function, a copy is made of a relocatable debugging information entries table and of a relocation information table. In addition, for a changed function, a new relocatable debugging information entries table and a new relocation information table are generated. The copy of the relocatable debugging information entries table and the new relocatable debugging information entries table are merged. The copy of the relocation information table and the new relocation information table are merged. The relocatable debugging information entries in the merged relocatable debugging information entries table are resolved according to information in the merged relocation information table to generate relocated Debugging with Attributed Record Formats information, which is stored in an object file that corresponds to the source code.Type: ApplicationFiled: July 29, 2021Publication date: February 2, 2023Inventors: Zheng CHEN, Jinsong JI, Chaofan QIU, Xiong Hu LUO
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Patent number: 11545326Abstract: A hot swap component is provided, which includes a movable portion and a fixed portion that may be electrically connected to each other by using electrical connectors. When a circuit breaker works, a pin that is of an electrical connector and that is located on the movable portion is correspondingly connected to a base located on the fixed portion, and the fixed portion and the circuit breaker inside the movable portion are conducted. When the circuit breaker is faulty and needs to be repaired and replaced, the movable portion can be pulled out from the fixed portion, and the circuit breaker is electrically disconnected from the fixed portion. An anti-electric shock protection mechanism of the fixed portion isolates a first base inside the fixed portion, thereby implementing safe hot swap of the circuit breaker.Type: GrantFiled: June 18, 2021Date of Patent: January 3, 2023Assignee: Huawei Digital Power Technologies Co., Ltd.Inventors: Bo Zhou, Xiaofei Pu, Xiong Hu
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Publication number: 20220379683Abstract: An electric vehicle drive system and an electric vehicle. The electric vehicle drive system includes a powertrain and a transmission system. The powertrain includes a first power output mechanism and a second power output mechanism. One end of the transmission system is connected to the first power output mechanism, and the other end is configured to be connected to an air-conditioner compressor. The second power output mechanism is configured to drive the electric vehicle to travel. The powertrain in the electric vehicle drive system can also drive the air-conditioner compressor when driving the electric vehicle, to reduce a quantity of components inside the electric vehicle, thereby reducing space occupancy and costs.Type: ApplicationFiled: August 10, 2022Publication date: December 1, 2022Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Xiong HU, Zhengyi TANG, Hu ZHONG, Xueyu MEI, Huan WANG, Yanzhong WANG
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Publication number: 20220358871Abstract: A backlight brightness control method, a backlight brightness control device, and a display equipment are provided. By using a constant current integrated circuit to input constant current to backlight sources in backlight partitions, uniformity of backlight brightness is allowed to be improved. By determining a target peak current inputted to the backlight sources in the backlight partitions according to a grayscale level of partition images, not only can the backlight brightness required by a high grayscale level be ensured, but fine adjustment of the backlight brightness under a low grayscale level can also be ensured.Type: ApplicationFiled: April 20, 2021Publication date: November 10, 2022Inventors: Xiong HU, Yu WU, Haoran LI
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Patent number: 11484116Abstract: A foldable cabinet framework includes two side frames, a first beam body, and a second beam body, where two opposite ends of each of the first and second beam bodies are respectively connected to the two side frames. The first beam body and the second beam body each include a hinged part, and when the first beam body and the second beam body are in a straight state, the first beam body and the second beam body are supported between the two side frames, so that the two side frames are spaced apart and symmetrically disposed. The first beam body and the second beam body enclose a framework of a three-dimensional structure. The first beam body and the second beam body are folded by using the hinged part; and after the first beam body and the second beam body are folded, the two side frames are superposed with each other.Type: GrantFiled: December 29, 2020Date of Patent: November 1, 2022Assignee: HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.Inventors: Yongling Wang, Xiong Hu, Yejian Yao
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Publication number: 20220319450Abstract: A display device and a controlling method thereof are provided. The display device includes a display panel, a backlight unit, and a time schedule controller. The display panel is configured to display images. Areas where afterimages of dynamic images occur are identified according to comparison results of dither values. Tailing phenomenon of the dynamic images may be relieved by transmitting backlight data without brightness to a second backlight sub-area corresponding to where the afterimages occur. Furthermore, because frequency multiplication is not applied, risks of display instability will not increase.Type: ApplicationFiled: November 19, 2020Publication date: October 6, 2022Applicant: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Yan LI, Yu WU, Xiong HU, Haoran LI, Tao HE, Guangxing XIAO
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Patent number: 11326979Abstract: The present invention discloses a push-swing combined wave generator, comprising a wave-generating fixing bracket, a servo motor, a driving wheel, a connecting rod, a first hydraulic cylinder, a second hydraulic cylinder, a first hydraulic cylinder push rod, a second hydraulic cylinder push rod, and a wave-generating plate. The sliding pins arranged in the wave-generating plate slide in the axial direction, and are switchable to connect either the first hydraulic cylinder push rod or the second hydraulic cylinder push rod with the wave-generating plate, and thus to render the push-swing combined wave generator to operate in respective locked state or unlocked state. The present invention integrates pushing and swinging, is capable of implementing horizontal pushing and swinging wave generating modes respectively, generating various wave types, and meeting requirements of various forms of wave generating.Type: GrantFiled: October 20, 2020Date of Patent: May 10, 2022Inventors: Gang Tang, Peng Lu, Congqiang Tang, Xiong Hu
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Patent number: 11327054Abstract: A method for determining the excitation frequency of vibratory stress relief by employing a system for determining the excitation frequency of vibratory stress relief is disclosed, comprising the steps of: connecting the component to the system for determining excitation frequency of vibratory stress relief; selecting a group of preferred excitation frequency of the vibratory stress relief according to the results of numerical simulation; obtaining the reference voltage peak of the sinusoidal signal from the preferred excitation frequency, and transforming the sinusoidal signal into an excitation signal for vibratory stress relief treatment; converting the vibration signal of the component during vibratory stress relief treatment into voltage signal to obtain the actual voltage peak; comparing the actual voltage peak with the reference voltage peak, and selecting the frequency with the maximum difference of voltage peak as the excitation frequency for the vibratory stress relief treatment.Type: GrantFiled: September 6, 2019Date of Patent: May 10, 2022Inventors: Bangping Gu, Siqi Wang, Zhenwu Yan, Wei Wei, Xiong Hu, Jintao Lai