Patents by Inventor Hongbo Zhang

Hongbo Zhang 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).

  • Publication number: 20250112924
    Abstract: Disclosed technology of training a third classifier to select between sensitive or non-sensitive categories for a webpage including both sensitive and non-sensitive content. The technology involves collecting webpages as a tentatively labeled dataset A and a dataset B, training a first classifier including at least a first sensitive category classifier and a first non-sensitive category classifier using the tentatively labeled dataset A, referring some dual labelled webpages generated by the first classifier to a curator to curate and resolve label conflict, receiving curated labels from the curator and updating dataset B with the curated labels, training a second classifier using the updated dataset B, referring some dual labelled webpages generated by the second classifier to a curator to curate and resolve label conflict, receiving curated labels from the curator and updating dataset A with the curated labels, and training the third classifier with updated dataset A and updated dataset B.
    Type: Application
    Filed: August 8, 2024
    Publication date: April 3, 2025
    Applicant: Netskope, Inc.
    Inventors: Rongrong Tao, Xinjun Zhang, Yi Zhang, Dong Guo, Hongbo Yang, Jun Ou
  • Publication number: 20250111288
    Abstract: The technology discloses training a classifier to label webpages with categories, extracting from a training database with thousands of webpages tentatively labeled with ground truth categories, dataset A and dataset B; training a classifier using A; and applying it to webpages in B to assign a webpage a label and a classification score. Also disclosed is cleaning B, removing webpages based on evaluation of a decision confidence metric derived from the score assigned for the webpage; and training a second classifier using cleaned B, with second classifier weights initialized independent of trained first classifier weights; and applying the second classifier to webpages in A to assign a webpage the label, score, and decision confidence matrix, and cleaning A, removing webpages from A based on the decision confidence metric. Then combining cleaned A and cleaned B into a combined clean dataset, and training the third classifier using the combined clean dataset.
    Type: Application
    Filed: October 2, 2023
    Publication date: April 3, 2025
    Applicant: Netskope, Inc.
    Inventors: Yi Zhang, Rongrong Tao, Xinjun Zhang, Dong Guo, Hongbo Yang, Jun Ou
  • Publication number: 20250100432
    Abstract: The present disclosure discloses an apparatus comprising: a backrest; a side impact protection block movably fitted to the backrest between a folding position and an unfolding position; and a self-locking structure fitted to the side impact protection block or the backrest, the self-locking structure being configured to block the side impact protection block in the unfolding position from switching to the folding position. The self-locking structure comprises a self-locking member and a self-locking reset member, the self-locking member being fitted to the backrest or the side impact protection block, the self-locking reset member being configured to apply a force to the self-locking member to drive it into an extended position that blocks the side impact protection block in the unfolding position from switching to the folding position.
    Type: Application
    Filed: December 11, 2024
    Publication date: March 27, 2025
    Inventors: Daliang ZHANG, Hongbo CHEN
  • Patent number: 12257079
    Abstract: An intraocular pressure (IOP) includes a transmission film component, which is in direct contact with intraocular aqueous humor and configured to sense pressure fluctuations in the intraocular aqueous humor; a reflective film component set on an inner side of the transmission film component; and an adhesion layer component set on an inner layer of the reflective film component and configured to connect to an attachment device. An enclosed space formed by the reflective film component and the transmission film component constitutes a resonance chamber, which is filled with a filling medium. When a pressure in the intraocular aqueous humor is changed, the transmission film component is deformed, resulting in a change in a near-infrared (NIR) spectrum reflected by the reflective film component; the IOP is detected according to the change of the NIR spectrum.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: March 25, 2025
    Assignee: MINGCHE BIOTECHNOLOGY CO., LTD
    Inventors: Dongni Ren, Fule Wang, Kemin Wang, Ruixue Yin, Heming Wei, Hongbo Zhang
  • Patent number: 12261660
    Abstract: A downlink channel estimation method based on a co-prime array in asymmetric massive MIMO architecture is provided. First, an uplink and downlink asymmetric receiving and transmitting system model based on a co-prime array is established, and a deviation of the frequency domain direction caused by array broadband signals is observed; then, uplink receiving is performed to estimate an uplink channel, and channel parameters such as the number of paths, the angle of arrival and the path gain are recovered; and finally, a downlink channel is reconstructed based on the channel parameters recovered according to the uplink channel. By means of the high angular resolution of the co-prime array, the problem that a recovered uplink channel cannot be directly used for pre-coding of a downlink channel is solved.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: March 25, 2025
    Assignee: NANJING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS
    Inventors: Jun Zhang, Jiacheng Lu, Shu Cai, Hairong Wang, Wenjun Lv, Hongbo Zhu
  • Patent number: 12230242
    Abstract: Provided are a sound gathering device for voiceprint monitoring and a preparation method. The sound gathering device is a cone structure and includes a front end portion (1) and a rear end portion (2), the front end portion (1) is trumpet-shaped, an inner wall surface of the front end portion (1) is present a pattern array of a microstructure (3), and the microstructure (3) presenting the pattern array is formed through laser etching. A sound wave frequency monitored by the sound gathering device is 50 Hz˜10 kHz, and a sound wave enters the sound gathering device from an entrance of the front end portion (1), is reflected through the pattern array of the microstructure (3) on the inner wall surface of the front end portion (1), and is transmitted from an exit of the rear end portion (2), and a sound pressure of the exit of the rear end portion (2) is 4 times˜8 times a sound pressure of the entrance of the front end portion (1).
    Type: Grant
    Filed: July 20, 2023
    Date of Patent: February 18, 2025
    Assignee: State Grid Jiangsu Taizhou Power Supply Company
    Inventors: Yong Li, Ting Chen, Ling Ju, Jijing Yin, Ze Zhang, Xingchun Xu, Beibei Weng, Zhenguo Chuai, Yan Wu, Li Chen, Yang Cheng, Tianyu He, Le Yuan, Jie Qian, Debao Tang, Yanquan Zhu, Anqi Ding, Kaiming Bian, Wen Chen, Wanjian Hu, Hongbo Dai, Weijun Shi
  • Publication number: 20250051787
    Abstract: Disclosed is a method for gene expression by transient transformation of a wild rice seed using Agrobacterium. The method includes the following steps: subjecting a wild rice seed to induction culture and subculture in sequence, and selecting a resulting callus with a dense structure to allow pre-culture to obtain a pre-cultured callus; transforming a 1305Ubi-Ubi-GFP-H plasmid carrying a green fluorescent protein (GFP) gene into an Agrobacterium strain EHA105 or LBA4404 to obtain a positive Agrobacterium strain; subjecting the positive Agrobacterium strain to culture to obtain a bacterial suspension with an optical density (OD) value of 0.02 to 0.5 at a wavelength of 600 nm to obtain an infection bacterial solution; and infecting the pre-cultured callus with the infection bacterial solution to allow co-culture and recovery culture in sequence; observing an infection status of a recovered callus under a stereo fluorescence microscope, and calculating a transient expression rate.
    Type: Application
    Filed: May 2, 2024
    Publication date: February 13, 2025
    Applicants: Tobacco Research Institute of CAAS, Institute of Crop Sciences, CAAS
    Inventors: Ning YAN, Yi SUI, Yali LI, Chuanyin WU, Wanhong LI, Qing MA, Hongbo ZHANG, Zhongfeng ZHANG
  • Patent number: 12222465
    Abstract: The present application provides a rocket apparatus and a method for changing an electrical environment in a thunderstorm cloud. A corona probe and an atmospheric electric field detector analyzes and obtains, based on spin angular velocity information of a rocket and inclination attitude information of the rocket that are provided by a gravity gyroscope, accurate strength of a three-dimensional electric field and accurate polarity of a charge in the thunderstorm cloud. A charge-neutralizing agent module externally releases a charged agent whose polarity is opposite to the charge in the thunderstorm cloud, to consume the charge in the thunderstorm cloud via neutralization between a heterocharge carried by the charged agent and the charge in the thunderstorm cloud.
    Type: Grant
    Filed: June 14, 2024
    Date of Patent: February 11, 2025
    Assignee: Institute of Atmospher ic Physics, CAS
    Inventors: Rubin Jiang, Xiushu Qie, Hongbo Zhang, Ruiling Chen, Yufan Ren, Kun Liu, Mingyuan Liu, Dongxia Liu, Dongfang Wang, Yuejian Xuan, Xiang'ao Xia
  • Publication number: 20250036153
    Abstract: The present application provides a rocker device, the rocker device includes a supporting base, a rocker, a deviating element, and a reset assembly. The rocker is provided with a pressing part. The deviating element includes a first end and a second end opposite to each other, and the first end is in contact with the pressing part. The reset assembly is disposed on the second end. When the pressing part presses the first end of the deviating element, the second end of the deviating element deviates, and the reset assembly drives the second end of the deviating element to reset. The assembly of the rocker device in the present application is simple, reducing a frictional resistance between the deviating element and the supporting base, thereby improving usage experience.
    Type: Application
    Filed: September 27, 2023
    Publication date: January 30, 2025
    Inventors: HANG TIAN, YAWU ZHANG, WEI HUANG, SHANPENG KE, WEN FAN, HONGBO LIU
  • Patent number: 12204070
    Abstract: A method for analyzing signal irregularity of radiation in a lightning leader is provided, which relates to a field of lightning signal processing and includes: S1: acquiring electric field signals; S2: dividing the electric field signals into multiple segments according to time, and calculating an average sample entropy value of each segment of the electric field signals; S3: dividing the multiple segments of electric field signals into three regions according to the time, quantifying irregularity of radiation of the three regions in the leader according to sample entropies and performing classification based on numerical variation characteristics of the irregularity; S4: comparing the classified data with lightning positioning data to form an analysis database; and S5: acquiring real-time electric field signals, calculating average sample entropy values of the electric field signals, and predicting development characteristics of irregular radiation in the lightning leader.
    Type: Grant
    Filed: June 15, 2022
    Date of Patent: January 21, 2025
    Assignees: Nantong University, Institute of Atmospheric Physics, Chinese Academy of Sciences
    Inventors: Zilong Ma, Rubin Jiang, Xiushu Qie, Hongyan Xing, Hongbo Zhang
  • Publication number: 20250013875
    Abstract: An apparatus is provided for determining improved motion planner hyperparameters. The apparatus is configured to: receive a data pair comprising a set of hyperparameters and a utility score defining a utility of a motion planner outcome resulting from the set of hyperparameters; provide a model defining a relationship between the hyperparameters and the utility score; generate trial hyperparameters using a guidance objective configured to evaluate a quality of trial sets of hyperparameters in dependence on the model; determine a trial outcome of the motion planner based on the trial hyperparameters; and determine a new utility score of the trial hyperparameters based on comparing the trial outcome with truth data. The apparatus therefore optimises currently deployed hyperparameters by comparison with truth data in order to provide hyperparameters that can produce realistic motion planning trajectories and outperform currently deployed hyperparameters.
    Type: Application
    Filed: September 13, 2024
    Publication date: January 9, 2025
    Inventors: Alexander Imani Cowen-Rivers, Yilun Yang, Shaoyu Yang, Rasul Tutunov, Aivar Sootla, Haitham Bou Ammar, Hongbo Zhang
  • Publication number: 20250000809
    Abstract: According to an example aspect of the present invention, there are provided biomolecules encapsulated with Metal Organic Frameworks (MOFs) for use in intracellular delivery and controlled release of the biomolecules within cells, in vitro and in vivo. The invention also discloses the use of MOFs in combination with biomolecules for gene editing, cancer therapy and vaccine development.
    Type: Application
    Filed: August 16, 2022
    Publication date: January 2, 2025
    Inventors: Hongbo Zhang, Chang Liu, Xiaoyu Xu
  • Patent number: 12160143
    Abstract: A high-voltage permanent magnet frequency conversion all-in-one machine according to an embodiment of the present disclosure includes a frequency converter configured to perform frequency conversion on a high-voltage alternating current, and output at least three alternating currents, a permanent magnet motor configured to receive the alternating currents subjected to the frequency conversion and output from the frequency converter, to drive the motor to operate, and a controller configured to control the frequency converter to perform the frequency conversion on the high-voltage alternating current, and control an operation state of the permanent magnet motor.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: December 3, 2024
    Assignee: QINGDAO CCS ELECTRIC CORPORATION
    Inventors: Chenglin Song, Hongbo Zhang, Xian Liu, Xufeng Yang
  • Publication number: 20240352474
    Abstract: The present disclosure belongs to the technical field of plant genetic engineering. An objective of the present disclosure is to increase an anthocyanidin content of a rice seed. The present disclosure provides use of ZlMYB1 and ZlMYB2 genes from Zizania latifolia in increasing an anthocyanidin content of a rice seed, where the ZlMYB1 gene has the nucleotide sequence set forth in SEQ ID NO: 1; and the ZlMYB2 gene has the nucleotide sequence set forth in SEQ ID NO: 2. In the present disclosure, the ZlMYB1 and ZlMYB2 genes can be effectively overexpressed in rice. When a growth environment is consistent with that of a control plant, rice seeds from a rice plant overexpressing the ZlMYB1 and ZlMYB2 genes turn black and have a significantly increased anthocyanidin content compared with those from the control plant.
    Type: Application
    Filed: December 14, 2023
    Publication date: October 24, 2024
    Inventors: Ning YAN, Qianqian QI, Yali LI, Xi CHEN, Wanhong LI, Yanning XIE, Yongmei DU, Hongbo ZHANG, Zhongfeng ZHANG
  • Publication number: 20240336662
    Abstract: Compositions and methods for modifying the production levels of alkaloids in plants are provided. Alkaloid production can be genetically controlled by modulating the transcriptional activation of PMT genes mediated by members of the ERF family and/or Myc family of transcription factors. Novel nucleotide sequences encoding the Myc family of transcription factors are also provided.
    Type: Application
    Filed: June 26, 2024
    Publication date: October 10, 2024
    Applicant: University of Virginia Patent Foundation
    Inventors: Michael Paul TIMKO, Paul J. RUSHTON, Sheng-Cheng HAN, Hongbo ZHANG, Marta Tatiana BOKOWIEC
  • Publication number: 20240315155
    Abstract: Disclosed are an implement descending stability control method and system and a tractor. An outlet of a main pump is communicated with an inlet of a main overflow valve, an inlet of a constant-difference overflow valve and an inlet of an implement control valve. An oil outlet of the implement control valve is connected with a spring cavity of the constant-difference overflow valve through a steady-state throttle valve and is communicated with an inlet of a switching valve. An oil outlet of the switching valve is connected with a rodless cavity of a suspension cylinder in a suspension mechanism, and the rodless cavity of the suspension cylinder is communicated with an inlet of a descending valve. A rod cavity of the suspension cylinder is connected with an inlet of a secondary overflow valve.
    Type: Application
    Filed: October 13, 2021
    Publication date: September 26, 2024
    Applicants: JiangSu XCMG Construction Machinery Research Institute LTD., Xuzhou XCMG Agricultural Equipment Technology Co., Ltd
    Inventors: Xiao ZHANG, Luyun ZHANG, Hongbo ZHANG, Haoliang QIN
  • Publication number: 20240294179
    Abstract: Examples of data processing methods and apparatus are described. One example method includes determining first pose information of a vehicle at a second moment based on pose information of the vehicle at a first moment and a first model, where the first model is a pose estimation model from the first moment to the second moment. Data collected by one or more sensors is obtained. Second pose information of the vehicle at the second moment is determined based on the first pose information and the data.
    Type: Application
    Filed: April 26, 2024
    Publication date: September 5, 2024
    Inventors: Leijie WANG, Zhenbo LIU, Feng WEN, Hongbo ZHANG
  • Patent number: 12078484
    Abstract: A sensing component of a gyroscope and an opto-MEMS gyroscope comprising said sensing component are provided, the sensing component comprising, a frame; a proof mass configured to be displaced in response to a Coriolis force applied to the sensing component; and a photonic crystal cavity comprising, a first photonic crystal coupled to the proof mass; and a second photonic crystal coupled to the frame; wherein the first and second photonic crystals each comprises an array of holes formed thereon; wherein the photonic crystal cavity is configured to generate an optical output in response to the Coriolis force, and wherein the sensing component is configured to measure the Coriolis force based on changes in the optical output.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: September 3, 2024
    Assignee: ANYON TECHNOLOGIES PTE. LTD.
    Inventors: Hongbo Zhang, Hengjiang Ren, Jie Luo
  • Patent number: 12054523
    Abstract: Compositions and methods for modifying the production levels of alkaloids in plants are provided. Alkaloid production can be genetically controlled by modulating the transcriptional activation of PMT genes mediated by members of the ERF family and/or Myc family of transcription factors. Novel nucleotide sequences encoding the Myc family of transcription factors are also provided.
    Type: Grant
    Filed: August 1, 2023
    Date of Patent: August 6, 2024
    Assignee: University of Virginia Patent Foundation
    Inventors: Michael Paul Timko, Paul J Rushton, Sheng-Cheng Han, Hongbo Zhang, Marta Tatiana Bokowiec
  • Publication number: 20240258254
    Abstract: The bonding pad includes a surface electrode layer that has a first surface; a resistance layer that has a second surface; a stress buffer layer that is disposed between the surface electrode layer and the resistance layer in the first direction; and a connecting member that connects the surface electrode layer and the stress buffer layer in the first direction. The connecting member includes an insulator that is in contact with the each of the surface electrode layer and the stress buffer layer in the first direction, and a plurality of plugs that are in contact with the insulator in the direction orthogonal to the first direction and electrically connect the surface electrode layer and the stress buffer layer. In the first direction, a thickness of the stress buffer layer is larger than a thickness of the surface electrode layer.
    Type: Application
    Filed: December 8, 2023
    Publication date: August 1, 2024
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yuki TERADO, Kazuya HOKAZONO, Hongbo ZHANG, Shiori UOTA