Patents by Inventor XUAN XU

XUAN XU 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).

  • Patent number: 11967047
    Abstract: A method, apparatus, and a non-transitory computer-readable storage medium for image denoising. The method may include obtaining a raw image captured by a camera. The method may also include obtaining a color modeled image based on the raw image. The method may further include obtaining a subsampled raw image based on the raw image. The method may also include obtaining a denoised image based on a neural network processing the color modeled image and the subsampled raw image.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: April 23, 2024
    Assignee: KWAI INC.
    Inventors: Paras Maharjan, Ning Xu, Xuan Xu, Yuyan Song
  • Publication number: 20240126374
    Abstract: A method for touchless gesture recognition is provided. The method includes transmitting ultrasonic signals via a speaker. The method includes generating ultrasonic signals. The method includes receiving the reflected ultrasonic signals from an object via two or more microphones. The method includes computing a frequency shift according to the reflected ultrasonic signals. The method includes identifying a gesture that corresponds to a movement of the object according to the frequency shift. The method includes performing a function that corresponds to the gesture.
    Type: Application
    Filed: February 13, 2023
    Publication date: April 18, 2024
    Inventors: Yu-Xuan XU, Ching-Lung CHAN, Shih-Chung WANG, Yen-Son Paul HUANG, Shih-Chin GONG
  • Publication number: 20240121798
    Abstract: Systems, methods and devices for control channel monitoring may include a wireless communication device receiving, from a wireless communication node, a plurality of parameters. The wireless communication device may perform, responsive to a trigger event, a PDCCH monitoring behavior comprising at least one of PDCCH monitoring according to a search space set (SSS) group from N SSS groups or skipping of PDCCH monitoring according to a skipping period, based on the plurality of parameters. The parameter N may be an integer greater than or equal to two and less than or equal to ten. The skipping period may be determined from one or more candidate skipping periods.
    Type: Application
    Filed: July 14, 2023
    Publication date: April 11, 2024
    Applicant: ZTE Corporation
    Inventors: Qiujin GUO, Mengzhu CHEN, Jun XU, Xiaoying MA, Yuzhou HU, Xuan MA
  • Patent number: 11950186
    Abstract: Techniques are described to enable a user equipment (UE) to save power consumption and/or can enable the UE to acquire the channel state in time without reducing the UE's data transmission efficiency. An example technique includes determining, by the communication device, an operating mode based on a first signaling, and operating the communication device in the operating mode, where the operating mode includes any one of a normal mode, a first power saving mode, a second power saving mode, a third power saving mode, or a fourth power saving mode.
    Type: Grant
    Filed: June 16, 2022
    Date of Patent: April 2, 2024
    Assignee: ZTE Corporation
    Inventors: Xiaoying Ma, Jun Xu, Mengzhu Chen, Hao Wu, Qiujin Guo, Xuan Ma, Focai Peng
  • Publication number: 20240107556
    Abstract: This disclosure relates generally to a method, device, and system for saving UE power consumption in wireless communications. One method performed by a UE including receiving, from a wireless communication nod, a configuration message comprising configuration information associated with a Physical Downlink Control Channel (PDCCH) monitoring behavior set; receiving, from the wireless communication node, a control message indicating a PDCCH monitoring behavior from the PDCCH monitoring behavior set or a PDCCH monitoring behavior associated with the PDCCH monitoring behavior set; and determining the PDCCH monitoring behavior based on the control message.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Applicant: ZTE Corporation
    Inventors: Xiaoying MA, Jun XU, Xuan MA, Mengzhu CHEN, Focai PENG
  • Publication number: 20240101683
    Abstract: An anti-FGFR2 antibody, an encoding nucleic acid of the antibody, a vector and host cell for the expression and production thereof, an antibody-drug conjugate, and a pharmaceutical composition comprising the antibody. The present invention further relates to the use of the antibody molecule in a drug for diagnosing a cancer caused by FGFR2-pathway-related dysregulation, and the use of the antibody or antibody-drug conjugate in the preparation of a medicament for treating a cancer caused by FGFR2-pathway-related dysregulation, in particular gastric cancer.
    Type: Application
    Filed: December 29, 2021
    Publication date: March 28, 2024
    Inventors: Chenggang Zhu, Liangliang Xu, Jiexian Dong, Chaochun Zhang, Xuan Yang, Fangli Peng, Yeqing Li, Chaole Chen, Liming Bao, Xiangyan Min
  • Publication number: 20240098697
    Abstract: This disclosure relates generally to a method, device, and system for transmitting and receiving paging indication in wireless communications. One method performed by a UE n an idle or an inactive state including receiving a Downlink Control Information (DCI) from a wireless communication node, wherein the DCI is scramble by a Radio Network Temporary Identification (RNTI) and comprises a paging indication, and wherein the paging indication indicates whether the UE is to receive a next coming paging occasion; resolving the paging indication from the DCI in response to determining that a predetermined condition is met; and determining whether the UE is to receive the next coming paging occasion based on the paging indication.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 21, 2024
    Applicant: ZTE Corporation
    Inventors: Focai PENG, Mengzhu CHEN, Jun XU, Xuan MA, Qiujin GUO, Xiaoying MA
  • Publication number: 20240098752
    Abstract: This disclosure relates generally to a method, device, and system for saving network and User Equipment (UE) power consumption in wireless communications. One method performed by a wireless communication node including transmitting, to a UE, an indication message indicating configuration information for a configuration of at least one element associated with the wireless communication node or the UE, where a type of the configuration comprises one of: an activation of the at least one element, a deactivation of the at least one element, or a configuration update related to the at least one element; and where the at least one element comprises at least one of: a cell, a frequency layer, a frequency band, a carrier, a Transmission and Reception Point (TRP), a beam, a Transmission Configuration Indication (TCI) state, an antenna, an antenna port, a MIMO layer, a rank, an antenna panel, a reference signal, or a reference resource.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 21, 2024
    Applicant: ZTE Corporation
    Inventors: Mengzhu CHEN, Xuan MA, Xiaoying MA, Jun XU
  • Publication number: 20240098696
    Abstract: Method, device and computer program product for wireless communication are provided. A method includes receiving, by a wireless communication terminal from a wireless communication node, one or more paging early indications, PEIs. The wireless communication node indicates whether to detect paging information in one of paging occasions, POs, according to an indicator in at least one PEI of the PEIs and a paging indication in a PEI among the PEIs, or according to the paging indication in the PEI and a relationship between the PEIs and the POs.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 21, 2024
    Applicant: ZTE Corporation
    Inventors: Xuan MA, Mengzhu CHEN, Jun XU, Focai PENG
  • Publication number: 20240092727
    Abstract: Crystalline 4-((L-valyl)oxy)butanoic acid, methods of preparing crystalline 4-((L-valyl)oxy)butanoic acid, pharmaceutical compositions of crystalline 4-((L-valyl)oxy)butanoic acid, and methods of treatment using crystalline 4-((L-valyl)oxy)butanoic acid are disclosed.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 21, 2024
    Inventors: JIA-NING XIANG, XUESONG XU, XUAN ZHANG, JAMES TIEN, HAO-WEI SHIH, HSIN-YI HUANG
  • Publication number: 20240089921
    Abstract: Provided are a signal sending method and apparatus, a signal receiving method and apparatus, a device, and a storage medium. The signal receiving method includes: receiving a paging early indication (PEI) signal before a paging occasion (PO), where the PEI signal is used for indicating to a user equipment (UE) whether to receive the PO in a paging cycle; and performing a predefined operation based on the PEI signal.
    Type: Application
    Filed: December 29, 2021
    Publication date: March 14, 2024
    Inventors: Xuan MA, Mengzhu CHEN, Jun XU, Focai PENG
  • Publication number: 20240007793
    Abstract: A package structure of a micro speaker is provided. The package structure includes a substrate having a hollow chamber, a diaphragm suspended over the hollow chamber, a coil embedded in the diaphragm, a carrier board disposed on a bottom surface of the substrate, a first permanent magnetic element disposed on the carrier board and in the hollow chamber, and a lid wrapped around the substrate and the diaphragm. The diaphragm includes an etching pattern. One end of the lid exposes a portion of the top surface of the diaphragm.
    Type: Application
    Filed: July 1, 2022
    Publication date: January 4, 2024
    Inventors: Yu-Xuan XU, Li-Jen CHEN, Yu-Ting CHENG, Shih-Chin GONG
  • Publication number: 20230395237
    Abstract: The present disclosure provides methods and systems for image processing. The methods may include obtaining original projection data of a target subject. For each of at least one slice location of the target subject, the methods may include generating a plurality of candidate slice images of the slice location based on a plurality of distance-weight relationships and the original projection data. Each of the plurality of distance-weight relationships may indicate a weight of a portion of the original projection data acquired by the radiation source and a distance from the radiation source to the slice location when acquiring the portion of the original projection data. The methods may further include generating at least one target medical image of the target subject based on the plurality of candidate slice images of each of the at least one slice location.
    Type: Application
    Filed: June 7, 2023
    Publication date: December 7, 2023
    Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Yuan BAO, Xuan XU, Peng WANG, Liyi ZHAO
  • Patent number: 11818563
    Abstract: A package structure of a micro speaker is provided. The package structure includes a substrate, a diaphragm, a coil, an etch stop layer, a carrier board, a permanent magnetic element, and package lid. The substrate has a hollow chamber. The diaphragm is suspended over the hollow chamber. The coil is embedded in the diaphragm. The etch stop layer is positioned below the coil and overlaps the coil in the direction that is perpendicular to the top surface of the diaphragm. The etch stop layer is made of a metal material. The carrier board is disposed on the bottom surface of the substrate. The permanent magnetic element is disposed on the carrier board and in the hollow chamber. The package lid is wrapped around the substrate and the diaphragm, and has a lid opening that exposes a portion of the top surface of the diaphragm.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: November 14, 2023
    Assignee: FORTEMEDIA, INC.
    Inventors: Li-Jen Chen, Yu-Xuan Xu, Yu-Ting Cheng, Shih-Chin Gong
  • Publication number: 20230239628
    Abstract: A package structure of a micro speaker is provided. The package structure includes a substrate, a diaphragm, a coil, an etch stop layer, a carrier board, a permanent magnetic element, and package lid. The substrate has a hollow chamber. The diaphragm is suspended over the hollow chamber. The coil is embedded in the diaphragm. The etch stop layer is positioned below the coil and overlaps the coil in the direction that is perpendicular to the top surface of the diaphragm. The etch stop layer is made of a metal material. The carrier board is disposed on the bottom surface of the substrate. The permanent magnetic element is disposed on the carrier board and in the hollow chamber. The package lid is wrapped around the substrate and the diaphragm, and has a lid opening that exposes a portion of the top surface of the diaphragm.
    Type: Application
    Filed: June 2, 2022
    Publication date: July 27, 2023
    Inventors: Li-Jen CHEN, Yu-Xuan XU, Yu-Ting CHENG, Shih-Chin GONG
  • Publication number: 20230191646
    Abstract: A chain saw includes a housing, an electric motor, a transmission system, a control system including a circuit board assembly, and a power supply assembly. The circuit board assembly obliquely intersects with a first straight line; in a direction of a second straight line perpendicular to a direction of the first straight line and extending along an up and down direction, the electric motor has a projection surface and the circuit board assembly has a projection surface, the projection surface of the electric motor at least partially overlaps the projection surface of the circuit board assembly. In the direction of the first straight line, the power supply assembly has a projection surface and the circuit board assembly has a projection surface, and the projection surface of the power supply assembly at least partially overlaps the projection surface of the circuit board assembly.
    Type: Application
    Filed: February 22, 2023
    Publication date: June 22, 2023
    Inventors: Toshinari Yamaoka, Xuan Xu
  • Publication number: 20230169326
    Abstract: A method for training a neural network system for generating paired low resolution (LR) and high resolution (HR) images, the neural network system, an apparatus, and a non-transitory computer-readable storage medium thereof are provided. The method includes that a first generator in the neural network system generates a LR image based on a random vector; a second generator in the neural network system generates a HR image based on the random vector, where the HR image is paired with the LR image; obtaining a plurality of losses based on the LR image and the HR image; and updating the first generator based on the plurality of losses.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 1, 2023
    Applicant: KWAI INC.
    Inventors: Ahmed Cheikh SIDIYA, Xuan XU, Ning XU
  • Publication number: 20230169626
    Abstract: A neural network system for restoring images, a method and a non-transitory computer-readable storage medium thereof are provided. The neural network system includes an encoder and a generative adversarial network (GAN) prior network. The encoder includes a plurality of encoder blocks, where each encoder block includes at least one transformer block and one convolution layer, where the encoder receives an input image and generates a plurality of encoder features and a plurality of latent vectors. Additionally, the GAN prior network includes a plurality of pre-trained generative prior layers, where the GAN prior network receives the plurality of encoder features and the plurality of latent vectors from the encoder and generates an output image with super-resolution.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 1, 2023
    Applicant: KWAI INC.
    Inventors: Ahmed Cheikh SIDIYA, Xuan XU, Ning XU
  • Publication number: 20230109090
    Abstract: A method, apparatus, and a non-transitory computer-readable storage medium for image denoising. The method may include obtaining a raw image captured by a camera. The method may also include obtaining a color modeled image based on the raw image. The method may further include obtaining a subsampled raw image based on the raw image. The method may also include obtaining a denoised image based on a neural network processing the color modeled image and the subsampled raw image.
    Type: Application
    Filed: September 30, 2021
    Publication date: April 6, 2023
    Applicant: KWAI INC.
    Inventors: Paras MAHARJAN, Ning XU, Xuan XU, Yuyan SONG
  • Publication number: 20230099539
    Abstract: A method, apparatus, and a non-transitory computer-readable storage medium for sub-band image reconstruction. The method may include obtaining an image captured by a camera. The method may also obtain a transform image based on the image captured by the camera. The transform image may be in a transform domain. The method may further obtain decomposed image components of the transform image. The decomposed image components may include a low frequency component and at least one high frequency component.
    Type: Application
    Filed: September 30, 2021
    Publication date: March 30, 2023
    Applicant: KWAI INC.
    Inventors: Paras MAHARJAN, Ning XU, Xuan XU, Yuyan SONG