Patents by Inventor Cheng Lv
Cheng Lv 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: 20250036707Abstract: The disclosure relates to a content processing method and apparatus, a device, and a storage medium. The method includes: showing a target content page to display a multimedia content; determining a content consumption intention on the multimedia content based on browsing information corresponding to the target content page; determining target summary information that adapted to the content consumption intention, where the target summary information is generated at least based on the multimedia content; in response to the content consumption intention being a shallow consumption intention, the target summary information is first summary information; and in response to the content consumption intention being a deep consumption intention, the target summary information is second summary information with a larger information content; and displaying the target summary information on the target content page.Type: ApplicationFiled: July 12, 2024Publication date: January 30, 2025Inventors: Man LIU, Cheng LV, Rendan PAN, Xinji ZHONG
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Publication number: 20250037667Abstract: A display panel includes a plurality of rows of pixel circuits, one or more rows of first dummy pixel circuits, a plurality of cascaded scanning driving units and at least one first dummy scanning driving unit. The plurality of rows of pixel circuits are arranged in a first direction. The one or more rows of first dummy pixel circuits are located on a side of the plurality of rows of pixel circuits in the first direction. Each scanning driving unit is configured to transmit a scanning signal to at least one row of pixel circuits. A first dummy scanning driving unit is cascaded to a first stage of scanning driving unit among the plurality of scanning driving units, and is configured to transmit; a cascade signal to the first stage of scanning driving unit; and transmit scanning signals to at least one row of first dummy pixel circuits.Type: ApplicationFiled: February 1, 2023Publication date: January 30, 2025Inventors: Xing Zhang, Pan Xu, Ying Han, Chengyuan Luo, Donghui Zhao, Guangshuang Lv, Cheng Xu
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Publication number: 20250029558Abstract: A driving circuit, a driving method and a display device are provided. The driving circuit includes a first control node control circuit, a second control node control circuit, a first node control circuit and a second node control circuit, wherein, the first control node control circuit is configured to control a potential of the first control node; the second control node control circuit is configured to control a potential of the second control node; the first node control circuit is configured to control a potential of the first node; the second node control circuit is electrically connected to the second control node, a first clock signal terminal and a second node respectively, and is configured to control to connect the first clock signal terminal and the second node under the control of the potential of the second control node.Type: ApplicationFiled: November 30, 2022Publication date: January 23, 2025Inventors: Xing ZHANG, Pan XU, Donghui ZHAO, Ying HAN, Chengyuan LUO, Guangshuang LV, Cheng XU, Miao LIU, Dandan ZHOU
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Publication number: 20250031531Abstract: A display substrate and a display device, the display substrate includes a base substrate, a pixel driving circuit layer, a first planarization layer, a first metal layer, a second planarization layer, a plurality of first electrodes and a pixel definition layer; the pixel driving circuit layer includes a plurality of pixel driving circuits, the first planarization layer includes a plurality of first vias respectively exposing output terminals of the pixel driving circuits, the first metal layer includes a plurality of data lines extending in a first direction, the pixel definition layer includes a plurality of first definition walls extending in the first direction and a plurality of second definition walls extending in a second direction, and an orthographic projection of at least part of the data lines on the base substrate respectively overlaps with orthographic projections of the plurality of first definition walls on the base substrate.Type: ApplicationFiled: November 28, 2022Publication date: January 23, 2025Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying HAN, Pan XU, Xing ZHANG, Guangshuang LV, Donghui ZHAO, Chengyuan LUO, Cheng XU
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Patent number: 12205630Abstract: Provided are a symmetric memory cell and a BNN circuit. The symmetric memory cell includes a first complementary structure and a second complementary structure, the second complementary structure being symmetrically connected to the first complementary structure in a first direction, wherein the first complementary structure includes a first control transistor configured to be connected to the second complementary structure, the second complementary structure includes a second control transistor, a drain electrode of the second control transistor and a drain electrode of the first control transistor being symmetrically arranged in the first direction and connected to a bit line, and the symmetric memory cell is configured to store a weight value 1 or 0.Type: GrantFiled: August 24, 2020Date of Patent: January 21, 2025Assignee: INSTITUTE OF MICROELECTRONICS, CHINESE ACADEMY OF SCIENCESInventors: Qing Luo, Bing Chen, Hangbing Lv, Ming Liu, Cheng Lu
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Patent number: 12052984Abstract: An intelligent pesticide spraying robot self-adaptive to terrain of mountain land is provided. Walking mechanisms are respectively connected to both side ends of a chassis. A pesticide spraying mechanism includes rotary drive mechanisms respectively connected to both sides of the rear end of the chassis, telescopic spray boom mechanisms correspondingly connected to the rotary drive mechanisms, rotary nozzle mechanisms correspondingly connected to the telescopic spray boom mechanisms, a liquid pesticide storage box fixed to the top of the chassis, a first water pump fixed in the liquid pesticide storage box, and first water pipes in communication with the first water pump and the rotary nozzle mechanisms. A control chip of a control identification mechanism is communicatively connected to the walking mechanisms, the rotary drive mechanisms, the telescopic spray boom mechanisms, the rotary nozzle mechanisms, the first water pump, a front-end camera, side-end cameras and ultrasonic sensors respectively.Type: GrantFiled: November 11, 2020Date of Patent: August 6, 2024Inventors: Lijun Zhao, Zihan Wang, Yang Yu, Qiang Li, Chenglin Wang, Cheng Lv, Pengcheng Lin, Chunjiang Li, Yinan Tian, Naifu Zhang, Qi Liao, Lishi Ji, Boxin Li
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Patent number: 11992827Abstract: The present disclosure provides msect-4 molecular sieves with OFF and ERI topologies, a preparation method therefor, and applications thereof. An eight-membered ring small pore molecular sieve used as a raw material is dispersed in an aqueous phase. Following that, caustic potash, an aluminum source, and an organic structure-directing agent (OSDA) are added. The pH value is then adjusted to be greater than 10, and a silicon source is introduced to attain the desired silicon-aluminum ratio, followed by stirring reaction, aging, crystallization, filtration, washing, ammonia exchange reaction, drying, and calcination. The msect-4 molecular sieves with OFF and ERI topologies, the preparation method therefor, and applications exhibit excellent hydrothermal stability, a plurality of adsorption sites exposed by a regular bone-like structure, and a large specific surface area.Type: GrantFiled: June 19, 2023Date of Patent: May 28, 2024Assignees: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTDInventors: Zhenguo Li, Kaixiang Li, Zhixin Wu, Xiaoning Ren, Jianhai Wang, Yuankai Shao, Hanming Wu, Li Zhang, Cheng Lv, Lingfeng Jia
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Patent number: 11992828Abstract: The present disclosure provides molecular sieves with intergrown phases of AEI and CHA topologies and a catalyst thereof. A preparation method for the molecular sieves include the following steps: mixing a hydroxyphosphono organic alkali R with an aluminum source and a silicon source to obtain a sol-gel precursor, putting the sol-gel precursor into a closed hydrothermal synthesis reactor for reaction, filtering the reaction solution, washing, drying, and calcination to obtain the molecular sieves with intergrown phases of AEI and CHA topologies. The molecular sieves and the catalyst thereof can be directly synthesized under mild conditions with a hydroxyphosphono organic alkali as a structure-directing agent and a phosphorus source, have a pH value of 6-9 and low requirements for corrosion resistance of production devices, and are suitable for large-scale production.Type: GrantFiled: June 19, 2023Date of Patent: May 28, 2024Assignees: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTDInventors: Kaixiang Li, Zhenguo Li, Xiaoning Ren, Yuankai Shao, Jianhai Wang, Li Zhang, Lingfeng Jia, Cheng Lv
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Publication number: 20230339767Abstract: An H-type molecular sieve having the CHA framework type is directly prepared through hydrothermal synthesis by using the compounds with the chemical formulas (C4H8NO)3PO and/or (C4H8NO)2PO(C4H10N) as structure-directing agents. The structure-directing agent has a molecular topological structure, which is conducive to quickly and efficiently building a molecular sieve having the CHA framework type, so that the prepared product has a regular morphology and high relative crystallinity. The synthesis method can directly synthesize the H-type molecular sieve having the CHA framework type with a relative crystallinity greater than 95%. The molecular sieve product can be obtained by direct drying and calcination without an ammonium exchange process, so the synthesis method is simple, easy to perform, and suitable for large-scale production.Type: ApplicationFiled: June 20, 2023Publication date: October 26, 2023Applicants: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTDInventors: Kaixiang LI, Zhenguo LI, Xiaoning REN, Congjie LV, Jianhai WANG, Lingfeng JIA, Yuankai SHAO, Cheng LV
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Publication number: 20230330649Abstract: The present disclosure provides msect-4 molecular sieves with OFF and ERI topologies, a preparation method therefor, and applications thereof. An eight-membered ring small pore molecular sieve used as a raw material is dispersed in an aqueous phase. Following that, caustic potash, an aluminum source, and an organic structure-directing agent (OSDA) are added. The pH value is then adjusted to be greater than 10, and a silicon source is introduced to attain the desired silicon-aluminum ratio, followed by stirring reaction, aging, crystallization, filtration, washing, ammonia exchange reaction, drying, and calcination. The msect-4 molecular sieves with OFF and ERI topologies, the preparation method therefor, and applications exhibit excellent hydrothermal stability, a plurality of adsorption sites exposed by a regular bone-like structure, and a large specific surface area.Type: ApplicationFiled: June 19, 2023Publication date: October 19, 2023Applicants: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTDInventors: Zhenguo LI, Kaixiang LI, Zhixin WU, Xiaoning REN, Jianhai WANG, Yuankai SHAO, Hanming WU, Li ZHANG, Cheng LV, Lingfeng JIA
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Publication number: 20230330650Abstract: The present disclosure provides molecular sieves with intergrown phases of AEI and CHA topologies and a catalyst thereof. A preparation method for the molecular sieves include the following steps: mixing a hydroxyphosphono organic alkali R with an aluminum source and a silicon source to obtain a sol-gel precursor, putting the sol-gel precursor into a closed hydrothermal synthesis reactor for reaction, filtering the reaction solution, washing, drying, and calcination to obtain the molecular sieves with intergrown phases of AEI and CHA topologies. The molecular sieves and the catalyst thereof can be directly synthesized under mild conditions with a hydroxyphosphono organic alkali as a structure-directing agent and a phosphorus source, have a pH value of 6-9 and low requirements for corrosion resistance of production devices, and are suitable for large-scale production.Type: ApplicationFiled: June 19, 2023Publication date: October 19, 2023Applicants: CHINA AUTOMOTIVE TECHNOLOGY AND RESEARCH CENTER CO., LTD, CATARC AUTOMOTIVE TEST CENTER (TIANJIN) CO., LTDInventors: Kaixiang LI, Zhenguo LI, Xiaoning REN, Yuankai SHAO, Jianhai WANG, Li ZHANG, Lingfeng JIA, Cheng LV
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Publication number: 20210392867Abstract: An intelligent pesticide spraying robot self-adaptive to terrain of mountain land is provided. Walking mechanisms are respectively connected to both side ends of a chassis. A pesticide spraying mechanism includes rotary drive mechanisms respectively connected to both sides of the rear end of the chassis, telescopic spray boom mechanisms correspondingly connected to the rotary drive mechanisms, rotary nozzle mechanisms correspondingly connected to the telescopic spray boom mechanisms, a liquid pesticide storage box fixed to the top of the chassis, a first water pump fixed in the liquid pesticide storage box, and first water pipes in communication with the first water pump and the rotary nozzle mechanisms. A control chip of a control identification mechanism is communicatively connected to the walking mechanisms, the rotary drive mechanisms, the telescopic spray boom mechanisms, the rotary nozzle mechanisms, the first water pump, a front-end camera, side-end cameras and ultrasonic sensors respectively.Type: ApplicationFiled: November 11, 2020Publication date: December 23, 2021Applicant: CHONGQING UNIVERSITY OF ARTS AND SCIENCESInventors: Lijun ZHAO, Zihan WANG, Yang YU, Qiang LI, Chenglin WANG, Cheng LV, Pengcheng LIN, Chunjiang LI, Yinan TIAN, Naifu ZHANG, Qi LIAO, Lishi JI, Boxin LI
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Patent number: 10660200Abstract: The invention provides an electronic device that includes a first functional body, a second functional body, and at least one connection member connecting the first functional body to the second functional body. The at least one connection member has a spiral pattern, and is suspended in air to allow for stretching, flexing or compressing.Type: GrantFiled: June 16, 2017Date of Patent: May 19, 2020Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Hanqing Jiang, Cheng Lv, Hongyu Yu
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Publication number: 20170290151Abstract: The invention provides an electronic device that includes a first functional body, a second functional body, and at least one connection member connecting the first functional body to the second functional body. The at least one connection member has a spiral pattern, and is suspended in air to allow tor stretching, flexing or compressing.Type: ApplicationFiled: June 16, 2017Publication date: October 5, 2017Inventors: Hanqing JIANG, Cheng LV, Hongyu YU
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Publication number: 20170201678Abstract: A user prompting method and an electronic device are described; the method is applied to the electronic device, and includes that: (S101) a solar azimuth angle at a current time and an optical axis direction angle of a lens disposed on the electronic device are acquired, wherein the optical axis direction angle and the solar azimuth angle have a same reference direction; (S102) a current shooting angle is acquired based on the solar azimuth angle and the optical axis direction angle; and (S103) an angle to be adjusted is determined based on the shooting angle, and a user is prompted to perform angle adjustment based on the angle to be adjusted.Type: ApplicationFiled: August 12, 2014Publication date: July 13, 2017Inventor: Cheng LV
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Patent number: 8373656Abstract: A finger pointing apparatus is disclosed. In one aspect the finger pointing apparatus includes at least one pressure sensor fixed on a hand for triggering a corresponding electromagnetic wave transmitter to transmit electromagnetic wave when pressure is produced by a finger contacting an external object. In another aspect, the finger pointing apparatus includes at least one electromagnetic wave transmitter connected with a corresponding pressure sensor and fixed on the hand for transmitting electromagnetic wave to all electromagnetic wave receivers when pressure is detected by the pressure sensor. In one aspect, the finger pointing apparatus includes at least two electromagnetic wave receivers arranged at fixed positions with respect to each other for receiving electromagnetic wave from the at least one electromagnetic wave transmitter and transmitting received electromagnetic wave to a microprocessor.Type: GrantFiled: August 14, 2008Date of Patent: February 12, 2013Assignee: Lenovo (Beijing) LimitedInventors: Zifeng Hou, Jinping Yang, Cheng Lv
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Publication number: 20090046059Abstract: A finger pointing apparatus is disclosed. In one aspect the finger pointing apparatus includes at least one pressure sensor fixed on a hand for triggering a corresponding electromagnetic wave transmitter to transmit electromagnetic wave when pressure is produced by a finger contacting an external object. In another aspect, the finger pointing apparatus includes at least one electromagnetic wave transmitter connected with a corresponding pressure sensor and fixed on the hand for transmitting electromagnetic wave to all electromagnetic wave receivers when pressure is detected by the pressure sensor. In one aspect, the finger pointing apparatus includes at least two electromagnetic wave receivers arranged at fixed positions with respect to each other for receiving electromagnetic wave from the at least one electromagnetic wave transmitter and transmitting received electromagnetic wave to a microprocessor.Type: ApplicationFiled: August 14, 2008Publication date: February 19, 2009Applicant: Lenovo (Beijing) LimitedInventors: Zifeng Hou, Jinping Yang, Cheng Lv