Patents by Inventor Lang Chen
Lang Chen 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: 20260057472Abstract: The present disclosure provide an image processing method and apparatus, a device, and a medium. An embodiment of the method includes: obtaining an original image comprising a target object; determining, based on the original image, position information of a plurality of key points corresponding to the target object; obtaining a deformation coefficient that is set for the key points; and generating, based at least on the position information of the key points and the deformation coefficient, a target image corresponding to the original image according to a preset style, wherein the target image comprises a deformed object generated by performing stylization deformation on the target object.Type: ApplicationFiled: August 21, 2025Publication date: February 26, 2026Inventors: Zifan WANG, Lang CHEN
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Publication number: 20260037565Abstract: Techniques for implementing task inference using an AI interface are disclosed. In an example method, a computing system receives, from a first client device, a first chat message. The computing system determines, using a language model, a task based on the first chat message, the task including one or more executable instructions. The computing system outputs, to the first client device, information about the task. The computing system receives, from the first client device, a first indication to perform the task. The computing system outputs one or more commands to cause an execution of the one or more executable instructions of the task and a generation of a task output. The computing system outputs, to the first client device, the task output.Type: ApplicationFiled: July 30, 2024Publication date: February 5, 2026Applicant: Zoom Video Communications, Inc.Inventors: Lang Chen, Zijian Li, Yike Liu, Ying Lu, Jihong Xiong, Shengjie Xu, Keping Zhai, Haoming Zhong
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Patent number: 12345706Abstract: The present disclosure discloses a detection kit and a preparation method thereof and a detection method for novel coronavirus, and relates to the technical field of biomedicine, including an antigen test strip. The antigen test strip includes a substrate, bibulous paper, immune nitrocellulose membrane, and immune microsphere pad. The immune microsphere pad, the immune nitrocellulose membrane and the bibulous paper are pasted on the substrate. The immune microsphere pad is coated with latex microsphere-labeled novel coronavirus SARS-CoV-2 monoclonal antibody 1. The immune nitrocellulose membrane is provided with a test line coated with novel coronavirus SARS-CoV-2 monoclonal antibody 2 and a quality control line coated with goat anti-mouse IgG polyclonal antibody. The present disclosure uses latex particles as labeled tracer, and uses antigen-antibody reaction and lateral chromatography to detect and analyze targets, having advantages of convenience and swift.Type: GrantFiled: September 22, 2021Date of Patent: July 1, 2025Assignee: BEIJING JINWOFU BIOENGINEERING TECHNOLOGY CO., LTDInventors: Li Wang, Lang Chen
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Publication number: 20250117891Abstract: The disclosure provides a method and apparatus for processing an image, an electronic device, and a storage medium. The image processing method includes: obtaining an image to be processed, where the image to be processed includes a face region, and a skin state of the face region in the image to be processed is at a first skin age; and inputting the image to be processed into a pre-trained target skin image processing model, and obtaining a target effect image corresponding to the image to be processed, where the target skin image processing model is obtained by training an initial skin image processing model according to a sample original image and a sample effect image corresponding to the sample original image, a skin state of a face region in the target effect image is at a second skin age, and the second skin age is less than or equal to the first skin age.Type: ApplicationFiled: January 13, 2023Publication date: April 10, 2025Inventor: Lang CHEN
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Publication number: 20250095112Abstract: Embodiments of the present disclosure relate to an image processing method and apparatus, a device, and a medium. The method includes: training to generate a first image generator, and training to generate a second image generator, the second image generator being configured to process an input random feature vector to generate a target object image with a second style; respectively processing an input sample feature vector on the basis of the first image generator and the second image generator, to generate a sample image with a first style and a sample image with the second style as paired sample data; and training, on the basis of the paired sample data, a preset model to generate a target image generator, wherein the target image generator is configured to process an input image with the first style to generate an output image with the second style.Type: ApplicationFiled: January 13, 2023Publication date: March 20, 2025Inventors: Lang CHEN, Siyu ZHOU
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Patent number: 12224246Abstract: A processing method of a flexible hybrid electronic system is provided and includes the following steps: etching out embedded grooves on a front surface of a silicon-based substrate embedding a plurality of heterogeneous chips into corresponding embedded grooves, wherein front surfaces of the embedded chips are flush with the front surface of the silicon-based substrate; then gradually realize the polymer flexible connection, electrical interconnection, insulation protection, and polymer flexible coverage between chips. The processing method processes the flexible hybrid electronic system based on the method of embedding chips, which can reduce material loss and processing steps, and is beneficial to realizing large-scale manufacturing.Type: GrantFiled: April 30, 2021Date of Patent: February 11, 2025Assignee: PEKING UNIVERSITYInventors: Wei Wang, Lang Chen
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Patent number: 12002160Abstract: An avatar method, apparatus and device, and a medium are provided. The method includes: acquiring a target image in response to a user input; and obtaining an avatar corresponding to the target image by using a first generator; the first generator being trained and obtained on the basis of a first sample image set and a second sample image set generated by a three-dimensional model. In the present disclosure, by using the first generator, the generation method for an avatar is effectively simplified, thus improving generation efficiency, and avatars in one-to-one correspondence to target image can be generated, so that the avatars are more diversified. Additionally, the first generator is easy to deploy in various production environments, thus reducing the performance requirements on hardware devices.Type: GrantFiled: December 20, 2022Date of Patent: June 4, 2024Assignee: BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD.Inventors: Weiwei Lyu, Qiwei Huang, Xu Bai, Lang Chen
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Publication number: 20230357062Abstract: Disclosed is a method and system for realizing rapid degradation of halogenated organic pollutants in water. The system comprises a hydrodehalogenation reactor, an advanced oxidation reactor, a hydrogen gas supply unit and a control unit. The method comprises: 1) introducing a palladium salt into the hydrodehalogenation reactor and the advanced oxidation reactor, and reducing and loading palladium onto the surfaces of membrane modules; 2) introducing a wastewater containing the halogenated organic pollutants into the hydrodehalogenation reactor, and subjecting the halogenated pollutants to hydrodehalogenation with palladium catalysis; 3) introducing the dehalogenated wastewater into the advanced oxidation reactor, and adding a persulfate into the second reactor body.Type: ApplicationFiled: September 8, 2022Publication date: November 9, 2023Inventors: Xiong Zheng, Yang Wu, Lang Chen, Yinguang Chen, Jiasheng Jin
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Publication number: 20230170307Abstract: A processing method of a flexible hybrid electronic system is provided and includes the following steps: etching out embedded grooves on a front surface of a silicon-based substrate embedding a plurality of heterogeneous chips into corresponding embedded grooves, wherein front surfaces of the embedded chips are flush with the front surface of the silicon-based substrate; then gradually realize the polymer flexible connection, electrical interconnection, insulation protection, and polymer flexible coverage between chips. The processing method processes the flexible hybrid electronic system based on the method of embedding chips, which can reduce material loss and processing steps, and is beneficial to realizing large-scale manufacturing.Type: ApplicationFiled: April 30, 2021Publication date: June 1, 2023Applicant: PEKING UNIVERSITYInventors: Wei WANG, Lang CHEN
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Publication number: 20230128505Abstract: An avatar method, apparatus and device, and a medium are provided. The method includes: acquiring a target image in response to a user input; and obtaining an avatar corresponding to the target image by using a first generator; the first generator being trained and obtained on the basis of a first sample image set and a second sample image set generated by a three-dimensional model. In the present disclosure, by using the first generator, the generation method for an avatar is effectively simplified, thus improving generation efficiency, and avatars in one-to-one correspondence to target image can be generated, so that the avatars are more diversified. Additionally, the first generator is easy to deploy in various production environments, thus reducing the performance requirements on hardware devices.Type: ApplicationFiled: December 20, 2022Publication date: April 27, 2023Inventors: Weiwei LYU, Qiwei HUANG, Xu BAI, Lang CHEN
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Publication number: 20230077887Abstract: The present disclosure discloses a detection kit and a preparation method thereof and a detection method for novel coronavirus, and relates to the technical field of biomedicine, including an antigen test strip. The antigen test strip includes a substrate, bibulous paper, immune nitrocellulose membrane, and immune microsphere pad. The immune microsphere pad, the immune nitrocellulose membrane and the bibulous paper are pasted on the substrate. The The immune microsphere pad is coated with latex microsphere-labeled novel coronavirus SARS-CoV-2 monoclonal antibody 1. The immune nitrocellulose membrane is provided with a test line coated with novel coronavirus SARS-CoV-2 monoclonal antibody 2 and a quality control line coated with goat anti-mouse IgG polyclonal antibody. The present disclosure uses latex particles as labeled tracer, and uses antigen-antibody reaction and lateral chromatography to detect and analyze targets, having advantages of convenience and swift.Type: ApplicationFiled: September 22, 2021Publication date: March 16, 2023Inventors: Li WANG, Lang CHEN
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Patent number: 11111265Abstract: The present application relates to a method for preparing a cholic acid compound. Specifically, the method prepares a compound as shown in formula I, including subjecting a compound of formula 2 to an oxidization reaction to obtain a compound of formula 3; attaching a trimethylsilyl group to the compound of formula 3 to obtain a compound of formula 4; reacting the compound of formula 4 with acetaldehyde to obtain a compound of formula 5; subjecting the compound of formula 5 to a catalytic hydrogenation reaction to obtain a compound of formula 6; and converting a cyano group of the compound of formula 6 to a carboxyl group to give the compound of formula I.Type: GrantFiled: November 1, 2018Date of Patent: September 7, 2021Assignee: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.Inventors: Xiquan Zhang, Xingdong Cheng, Aiming Zhang, Chunguang Xia, Lang Chen, Ce Gao
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Publication number: 20200347091Abstract: The present application belongs to the field of pharmaceutical chemistry, and relates to a method for preparing a cholic acid compound. Specifically, the present application provides a process for preparing a compound as shown in formula I, comprising subjecting a compound of formula 2 to an oxidization reaction to obtain a compound of formula 3; attaching a trimethylsilyl group to the compound of formula 3 to obtain a compound of formula 4; reacting the compound of formula 4 with acetaldehyde to obtain a compound of formula 5; subjecting the compound of formula 5 to a catalytic hydrogenation reaction to obtain a compound of formula 6; and converting a cyano group of the compound of formula 6 to a carboxyl group to give the compound of formula I. The preparation method has high yield, requires less purification operations, and is suitable for industrial application.Type: ApplicationFiled: November 1, 2018Publication date: November 5, 2020Inventors: Xiquan ZHANG, Xingdong CHENG, Aiming ZHANG, Chunguang XIA, Lang CHEN, Ce GAO
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Publication number: 20170086036Abstract: Techniques for group messaging on a mobile computing device are described. An apparatus may comprise a message server to communicate messages between multiple mobile computing devices. The message server may have a group message management module to establish a group messaging session between the multiple mobile computing devices. The group message management module may have a group generating module to receive a message with a group message indicator and identifying information for multiple mobile computing devices within the message. The group generating module may form a message group to communicate messages from any one of the mobile computing devices to all of the mobile computing devices for the group messaging session. Other embodiments are described and claimed.Type: ApplicationFiled: December 1, 2016Publication date: March 23, 2017Inventors: Radha Neelakantan, Benoit Boningue, Richard Julius Donald, Manisha Parekh, Ryan Case, Peter Fry, David Champlin, Lang Chen
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Patent number: 8769760Abstract: A multi-head Dust mop including a bracket, a joint and a connecting rod, wherein at least two cleaning heads are arranged at the bottom circumference of the bracket; the bottom circumference of the bracket has a fastening shaft matched with the cleaning heads; the fastening shaft consists of a number of elastic fasteners; the bottom of the outer surface of each elastic fastener has a flange protruding outwards; and the cleaning heads are sleeved on the fastening shaft and limited between the flanges and the lower surface of the bracket. Several cleaning heads are capable of completely cleaning narrow corners. The connecting rod, and the cleaning heads are capable of respectively rotating in two directions. The installation of the multi-head Dust mop is completed by pressing the springs of the parts.Type: GrantFiled: January 20, 2012Date of Patent: July 8, 2014Assignee: Guangdong Minglang Life Products Manufacturing Co., Ltd.Inventor: Lang Chen
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Patent number: 8737578Abstract: A computing device is configured to receive an incoming communication from another computing device. The incoming communication may be for purpose of initiating a voice-exchange session. In response to receiving the incoming call, the computing device may identify or determine a message identifier of the other computing device. The message identifier is determined based at least in part on data provided with the incoming communication. The computing device may programmatically address a message to the other computing device using the message identifier determined from the incoming communication.Type: GrantFiled: September 7, 2012Date of Patent: May 27, 2014Assignee: QUALCOMM IncorporatedInventors: David Champlin, Srikiran Prasad, Lang Chen, Rajan Ranga, Robert Haitani
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Publication number: 20120329494Abstract: A computing device is configured to receive an incoming communication from another computing device. The incoming communication may be for purpose of initiating a voice-exchange session. In response to receiving the incoming call, the computing device may identify or determine a message identifier of the other computing device. The message identifier is determined based at least in part on data provided with the incoming communication. The computing device may programmatically address a message to the other computing device using the message identifier determined from the incoming communication.Type: ApplicationFiled: September 7, 2012Publication date: December 27, 2012Inventors: David CHAMPLIN, Srikiran PRASAD, Lang CHEN, Rajan RANGA, Robert HAITANI
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Patent number: 8311189Abstract: A computing device is configured to receive an incoming communication from another computing device. The incoming communication may be for purpose of initiating a voice-exchange session. In response to receiving the incoming call, the computing device may identify or determine a message identifier of the other computing device. The message identifier is determined based at least in part on data provided with the incoming communication. The computing device may programmatically address a message to the other computing device using the message identifier determined from the incoming communication.Type: GrantFiled: October 8, 2010Date of Patent: November 13, 2012Assignee: Hewlett-Packard Development Company, L.P.Inventors: David Champlin, Srikiran Prasad, Lang Chen, Rajan Ranga, Robert Haitani
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Patent number: D1023483Type: GrantFiled: October 30, 2023Date of Patent: April 16, 2024Inventor: Lang Chen
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Patent number: D1100070Type: GrantFiled: January 3, 2024Date of Patent: October 28, 2025Inventor: Lang Chen