Patents by Inventor Sai Xu

Sai 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).

  • Publication number: 20230412542
    Abstract: A system and method for dynamically transforming email signatures. A method includes: receiving an email from an email client prior to delivery to an intended recipient, the email including an original signature; analyzing the email to obtain information associated with the intended recipient of the email; predicting a preferred language of the intended recipient based on the information; converting the original signature to a revised signature, wherein the revised signature utilizes the preferred language; and forwarding the email with the revised signature to the intended recipient.
    Type: Application
    Filed: June 27, 2022
    Publication date: December 21, 2023
    Inventors: Sai Xu, Xin Liu, Yimin Liu
  • Publication number: 20230411256
    Abstract: The present invention provides a manufacturing method of a semiconductor packaging member, a semiconductor packaging member and a mounting method thereof. The manufacturing method of the semiconductor packaging member includes the following steps of: forming a through hole running through vertically in an outer pin of a lead frame, and disposing a tin block in the through hole; and cutting the lead frame to at least partially expose a side of the tin block located on a cutting surface. Subsequently, when the semiconductor packaging member is soldered on a circuit board, the tin block is melted to realize all-position soldering from a front surface to side surfaces and a back surface, and even the interior of the outer pin, thereby improving the reliability of a circuit, and effectively improving the stability and the pass rate in AOI detection.
    Type: Application
    Filed: January 21, 2023
    Publication date: December 21, 2023
    Inventors: KAI LIU, SAI XU
  • Patent number: 11803789
    Abstract: Described embodiments provide systems and methods for providing remote application action feed cards. A ticket can be received from a client device. The ticket can be indicative of an action of a remote application and the remote application can be accessible by a group of users. The device can receive information about the action identified in the received ticket from at least one user of the group of users in response to provision of a determined key and the received ticket to the group of users. The device can provide the received information to client devices of user of the group of users to identify actions of other users of the group of users.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: October 31, 2023
    Inventors: Sai Xu, Yiming Wang
  • Patent number: 11727669
    Abstract: An intelligent recognition method of hyperspectral image of parasites in raw fish relates to optical detection technology, and includes step 1: obtaining a hyperspectral image of the raw fish in a wavelength range from 300 to 1100 nm; step 2: extracting a grayscale image of the hyperspectral image at a wavelength value of 437 nm, and obtaining a position range of fish meat in the grayscale image by performing a median filtering process and a binarization process on the grayscale image; step 3: extracting spectral signals of pixel points in the position range of the hyperspectral image, performing a first-order derivative process on the spectral signals, and import the spectral signals after the first-order derivative process into a preset first model, a second model, and a third model for analysis. The method can accurately distinguish the parasite body in the raw fish.
    Type: Grant
    Filed: October 28, 2022
    Date of Patent: August 15, 2023
    Assignee: Institute of Facility Agriculture, Guangdong Academy of Agricultural Science
    Inventors: Sai Xu, Huazhong Lu, Changyuan Zhang, Xin Liang, Guangjun Qiu, Changxiang Fan, Jian Peng
  • Patent number: 11700873
    Abstract: An automatic peeling and splitting device for citrus fruits includes a bracket, a pomelo fixing module, and a pomelo peeling module arranged on the bracket. The pomelo fixing module includes a cylinder arranged on an upper part of the bracket, a fixed block arranged on a power output end of the cylinder, and a motor arranged on the fixed block, the power output end of the motor is connected with a rotation shaft, an end of the rotation shaft is sleeved with an air sac, and the end of the rotation shaft is further hinged with a plurality of arc baffles, a concave member of the arc baffle is bonded to a surface of the air sac, an outer convex edge of the arc baffle faces outside of the air sac; the rotation shaft and the power output end of the cylinder are both extended vertically downward.
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: July 18, 2023
    Inventors: Sai Xu, Huazhong Lu, Changyuan Zhang, Xin Liang
  • Patent number: 11682203
    Abstract: A feature extraction method of fruit spectrum includes taking a vector of each wavelength point in spectrum of samples as source data, and acquiring a sorting of all vectors by processing the source data by SPA; according to the sorting of the vectors, acquiring distribution points of each sample on a coordinate system; acquiring classification results of the samples by destructive analysis, and acquiring a number of first sample categories; acquiring a first Euclidean distance between the first sample categories; according to a sorting of the wavelength points, acquiring distribution points of each sample on the coordinate system; acquiring a number of second sample categories; acquiring a second Euclidean distance between the second sample categories; determining whether the first Euclidean distance is less than the second Euclidean distance; determine a (M+2)-th vector to be valid or invalid based on a comparison result.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: June 20, 2023
    Inventors: Sai Xu, Huazhong Lu, Xin Liang
  • Patent number: 11647017
    Abstract: Methods and systems for management of subscriber identities associated with user devices are described herein. The user device may enroll the user device to a server and lock a subscriber identity associated with the device by setting a password on the subscriber identity. If a credential entered by a user is verified, the subscriber identity associated with the device may be unlocked. Alternatively, the user device may retrieve one or more identities associated with the user, the user device and/or the subscriber identity. A server may register the one or more identities with a database. If the user device sends a request to connect to the network, the server may verify the one or more identities retrieved by the user device to determine whether to grant access from the user device to the network.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: May 9, 2023
    Inventors: Yuran Ou, Bo Zang, Sai Xu
  • Publication number: 20230139695
    Abstract: One disclosed method involves receiving a first plurality of character keycodes corresponding to authenticate a first user to a first application, determining, based at least in part on the first user operating the client device, a first conversion process applicable to the first user, converting, using the first conversion process, the first plurality of character keycodes into a second plurality of character keycodes different than the first plurality, and providing the second plurality of character keycodes to authenticate the first user to the first application, wherein the first application is configured to authenticate using the second plurality of character keycodes instead of the first plurality, thus, prohibiting a second user from using the first plurality of character keycodes to authenticate to the first application absent application of the first conversion process.
    Type: Application
    Filed: November 12, 2021
    Publication date: May 4, 2023
    Inventors: Sai Xu, Taodong Lu, Qin Zhang
  • Publication number: 20230127308
    Abstract: An automatic peeling and splitting device for citrus fruits includes a bracket, a pomelo fixing module, and a pomelo peeling module arranged on the bracket. The pomelo fixing module includes a cylinder arranged on an upper part of the bracket, a fixed block arranged on a power output end of the cylinder, and a motor arranged on the fixed block, the power output end of the motor is connected with a rotation shaft, an end of the rotation shaft is sleeved with an air sac, and the end of the rotation shaft is further hinged with a plurality of arc baffles, a concave member of the arc baffle is bonded to a surface of the air sac, an outer convex edge of the arc baffle faces outside of the air sac; the rotation shaft and the power output end of the cylinder are both extended vertically downward.
    Type: Application
    Filed: October 21, 2022
    Publication date: April 27, 2023
    Inventors: Sai Xu, Huazhong Lu, Changyuan Zhang, Xin Liang
  • Patent number: 11620807
    Abstract: Systems and methods for Optical Character Recognition (“OCR”) based anti-spoofing for Unicode homograph. The method comprises: performing operations by a computing device to make an OCR identification on an original electronic address so as to obtain an OCR electronic address; encoding (a) the original electronic address to obtain an encoded access address and (b) the OCR electronic address to obtain an encoded OCR electronic address; comparing the encoded access address to the encoded OCR electronic address; and determining if a Unicode homograph spoofing situation exists based on results of the comparing.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: April 4, 2023
    Assignee: Citrix Systems, Inc.
    Inventors: Haipeng Luo, Sai Xu
  • Publication number: 20230083101
    Abstract: A feature extraction method of fruit spectrum includes taking a vector of each wavelength point in spectrum of samples as source data, and acquiring a sorting of all vectors by processing the source data by SPA; according to the sorting of the vectors, acquiring distribution points of each sample on a coordinate system; acquiring classification results of the samples by destructive analysis, and acquiring a number of first sample categories; acquiring a first Euclidean distance between the first sample categories; according to a sorting of the wavelength points, acquiring distribution points of each sample on the coordinate system; acquiring a number of second sample categories; acquiring a second Euclidean distance between the second sample categories; determining whether the first Euclidean distance is less than the second Euclidean distance; determine a (M+2)-th vector to be valid or invalid based on a comparison result.
    Type: Application
    Filed: July 21, 2022
    Publication date: March 16, 2023
    Inventors: Sai Xu, Huazhong Lu, Xin Liang
  • Patent number: 11557016
    Abstract: Methods and systems for tracking image senders using client devices are described herein. A computing system may receive an image containing a first watermark vector corresponding to a user account of an image sender. The computing system may convert the image to a frequency domain image that contains the first watermark vector. From the frequency domain image, the computing system may identify the first watermark vector. The computing system may compare the first watermark vector to each of a plurality of stored watermark vectors, each corresponding to a known user account, to determine a probability of a match. The computing system may determine the user account of the sender of the image by determining which of the plurality of stored watermark vectors has a highest probability of a match, and may send, to a workplace administrator platform, an indication of the user account.
    Type: Grant
    Filed: February 23, 2021
    Date of Patent: January 17, 2023
    Inventors: Shuzhen Li, Sai Xu
  • Patent number: 11546376
    Abstract: A computer system is provided. The computer system includes a memory and at least one processor coupled to the memory and configured to recognize a user input field of a web site displayable in a browser, the website identified as a security risk based on a whitelist of website addresses; determine that a sequence of characters within the user input field matches one or more entries in a list of partial passwords in response to the web site being identified as a security risk; and prevent the user from entering additional characters into the user input field in response to the determination, to block receipt of the password by the web site. The determination may be performed in response to a count of characters in the sequence of characters exceeding a threshold.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: January 3, 2023
    Assignee: Citrix Systems, Inc.
    Inventors: Yiming Wang, Sai Xu
  • Patent number: 11539829
    Abstract: Systems and methods for controlling access to a mobile device. A method for unlocking a mobile device includes detecting a user input comprising two or more user actions performed at one or more physical input buttons of the mobile device when the mobile device is in a lock state. The lock state prevents use of at least one functionality of the mobile device. Each user action corresponds to a code. The method also includes determining whether the detected user input is valid, and changing a state of the mobile device from the lock state to an unlock state to enable the use of the at least one functionality of the mobile device if the detected user input is valid.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: December 27, 2022
    Assignee: Citrix Systems. Inc.
    Inventors: Sai Xu, Qin Zhang
  • Publication number: 20220382430
    Abstract: In one aspect, an example methodology implementing the disclosed techniques includes, by a computing device, responsive to initiation of an application of the computing device, a display of which including a virtual keyboard, detecting, by the computing device, an input on a shortcut key of the virtual keyboard. The method also includes, by the computing device, translating the shortcut key into one or more keystrokes based on a configuration file for that short key and providing the one or more keystrokes to the application to execute a function of the shortcut key in response to the detected input.
    Type: Application
    Filed: June 28, 2021
    Publication date: December 1, 2022
    Inventors: Sai Xu, Taodong Lu, Qin Zhang
  • Publication number: 20220368793
    Abstract: Methods and systems for rotating elements displayed by computing devices are described herein. At least one image of a user of a computing device may be captured by a camera of the computing device. An angle of the eyes of the user with respect to the computing device may be determined. Based on that determined angle, at least one element of content displayed by the computing device may be rotated so as to allow for display of that element in an orientation consumable by the user. For example, the element might be rotated at an angle corresponding to the angle of the eyes of the user with respect to the orientation of the computing device.
    Type: Application
    Filed: June 1, 2021
    Publication date: November 17, 2022
    Inventors: Sai Xu, Qin Zhang, Rui Zhang
  • Patent number: 11488037
    Abstract: Methods and systems are described for prioritizing notifications based on user responses. The system may include determining a first score indicative of a first relevance of a notification to a first user at a first client device. The first score is determined based on at least metadata characterizing the notification. The notification is prioritized for the first user based on at least the first score. The notification is presented at the first client device based on at least the prioritization for the first user. A second score is determined that is indicative of a second relevance of the notification to a second user at a second client device. The second score is determined based on at least a response to the notification from the first client device.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: November 1, 2022
    Assignee: CITRIX SYSTEMS, INC.
    Inventors: Yuran Ou, Xiaolu Chu, Sai Xu
  • Patent number: 11457120
    Abstract: Improved watermarking techniques for text content are disclosed. An example methodology implementing the techniques includes selecting a sequence of text characters to form a watermark and representing at least one text character of the sequence of text characters by a code which, when inserted into text content, does not affect the appearance of the text content. The methodology also includes embedding the code which represents the at least one text character of the watermark into text content so that the code enables identification of the at least one text character upon extraction of the code from the text content.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: September 27, 2022
    Assignee: Citrix Systems, Inc.
    Inventors: Sai Xu, Yuran Ou, Qin Zhang
  • Publication number: 20220197669
    Abstract: Methods, systems, and computer-readable media for adjustment of display of applications on an endpoint device are presented. A computing device may receive coordinates for an endpoint device. The coordinates may be representative of dimensions of a canvas on which to render an image for display on a screen of the endpoint device. Subsequently, the computing device may provide an image of a remote application to the endpoint device. Then, the computing device may provide information to the endpoint device in response to receipt of input by the endpoint device. The input by the endpoint device may be an input received on the image of the remote application and may be indicative of an editable area of the canvas. The information provided by the computing device may enable adjustment of a size or location of an input area of the canvas.
    Type: Application
    Filed: February 22, 2021
    Publication date: June 23, 2022
    Inventors: Sai Xu, Taodong Lu, Cungang Lin, Qin Zhang
  • Patent number: 11336606
    Abstract: In accordance with one disclosed method, a first computing system may receive a message from an application hosted on a second computing system, the message being indicative of an event of the application. In response to receiving the message, the first computing system may generate a notification indicative of the event and send the generated notification to a client device. The first computing system may receive a response to the notification from the client device, and may process the response so as to cause the application to take an action responsive to the event.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: May 17, 2022
    Assignee: Citrix Systems, Inc.
    Inventors: Sai Xu, Taodong Lu, Qin Zhang