Patents by Inventor Yulei Zhang

Yulei 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).

  • Patent number: 11909340
    Abstract: A motor vibration method and a motor vibration device are provided. The motor vibration method includes: receiving a vibration instruction, and acquiring target environmental data by a preset sensor, wherein the target environmental data includes one or more of environmental noise data, acceleration data and/or pressure data; determining a first vibration signal according to the target environmental data; generating a target vibration signal according to the first vibration signal and a preset second vibration signal, wherein a first frequency of the first vibration signal is greater than a second frequency of the second vibration signal; and controlling the motor to vibrate according to the target vibration signal. The method combines a traditional vibration reminding effect and a sound reminding effect provided by adding the medium- and high-frequency signal, thereby enhancing the reminding efficiency by means of motor vibration and increasing the successful rate of message delivery.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: February 20, 2024
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Yajun Zheng, Yulei Zhang, Chengyan Sang
  • Publication number: 20240034778
    Abstract: The disclosure is directed to a monoclonal antibody. or an antigen-binding fragment thereof. directed against fibrils of amyloid beta (A?) peptides, as well as a method of treating and diagnosing neurodegenerative diseases using the monoclonal antibody.
    Type: Application
    Filed: December 21, 2021
    Publication date: February 1, 2024
    Inventors: Alec A. Desai, Peter M. Tessier, Matthew D. Smith, Yulei Zhang
  • Patent number: 11418354
    Abstract: This application provides an authentication method and related device and system. The method includes sending, by a first network device, a first next-hop resolution protocol (NHRP) registration request message to the second network device, where the first NHRP registration request message is used to request the second network device to perform digital certificate authentication on the first network device, and the first NHRP registration request message includes first PKI certificate information. The method may further include receiving, by the first network device, a first NHRP registration reply message indicating that the digital certificate authentication performed by the second network device succeeds. In this way, authentication is performed between a spoke device and a hub device using a PKI certificate. This helps reducing authentication workload and improving authentication security.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: August 16, 2022
    Assignee: XFUSION DIGITAL TECHNOLOGIES CO., LTD.
    Inventors: Yeyi Ji, Liang Zang, Wenjuan Cai, Yulei Zhang
  • Patent number: 11307082
    Abstract: Embodiments of the present disclosure relate to the field of intelligent devices. The present disclosure provides a method for monitoring motor vibration, a terminal device, and a computer readable storage medium. In the method, vibration data of the motor is acquired in real time when it is detected that a motor is vibrating; the vibration data is converted into image data indicating a vibration sensation; and the image data is displayed. In this way, the strength of motor vibration is visualized, and the distinguishability of tactile perception is improved.
    Type: Grant
    Filed: July 28, 2019
    Date of Patent: April 19, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xiuyue Wang, Yulei Zhang
  • Patent number: 11303528
    Abstract: A communications connection detection method includes sending, by a first network node, a detection request packet to a second network node, where the detection request packet is used to detect whether the first network node and the second network node are in a connected mode, deleting, by the first network node, a next hop resolution protocol (NHRP) table between the first network node and the second network node when the first network node determines that the first network node does not receive a detection response packet sent by the second network node.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: April 12, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yeyi Ji, Yulei Zhang, Liang Zang, Bizhen Liu, Honghao Zhu
  • Patent number: 11289110
    Abstract: A method and device for audio signal processing is provided. The method includes steps of: obtaining an inputted audio signal; parsing the audio signal to obtain at least one audio feature; determining at least one vibration feature corresponding to the at least one audio feature; and generating a vibration signal corresponding to the audio signal according to the at least one vibration feature. The inputted audio signal is automatically converted into a vibration signal by the vibration feature corresponding to the audio feature of the inputted audio signal, which can avoid errors caused by manual operation and make the vibration signal possess high versatility.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: March 29, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Yajun Zheng, Hanlin Deng, Xiang Lu, Yulei Zhang
  • Patent number: 11277391
    Abstract: A method includes obtaining, by a first network device comprising a processor, characteristic information from an encrypted packet received from a second network device based on a determination that the first network device cannot decrypt the encrypted packet. The first network device is free from having an internet protocol security (IPsec) security association (SA), and the second network device has the IPsec SA. The method also includes generating, by the first network device, generating an informational exchange packet when the first network device obtains, based on the characteristic information, an internet key exchange (IKE) SA corresponding to the characteristic information. The informational exchange packet instructs the second network device to delete the IPsec SA on the second network device. The method further includes sending, by the first network device, the informational exchange packet to the second network device.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: March 15, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Lihua Mao, Bizhen Liu, Xueming Mei, Yulei Zhang, Bing Ni
  • Patent number: 11000761
    Abstract: The present disclosure discloses a virtual motor vehicle engine controlling system including a processor, a virtual motor vehicle engine, a start/stop controlling unit, a brake controlling unit, a acceleration controlling unit, a sound play controlling unit and a video play controlling unit, the virtual motor vehicle engine controlling system further including a tactile feedback unit controlled by the processor which may perform tactile feedback to the user at the virtual motor vehicle engine interface. The virtual motor vehicle engine controlling system of the present invention has a better effect of user experience compared with related technologies.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: May 11, 2021
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xiuyue Wang, Yulei Zhang, Jianqi Li
  • Patent number: 10992821
    Abstract: Embodiments of the present disclosure relate to the field of communication technology, and disclose a vibration method, a mobile terminal, and a computer-readable medium. A corresponding relation between music parameters and vibration signals is pre-stored in the mobile terminal. The vibration method is applied to a mobile terminal and includes: acquiring, according to the a preset ringtone, a music parameter of the ringtone; searching for a vibration signal corresponding to the music parameter according to the music parameter of the ringtone; generating a driving signal matching the ringtone according to the found vibration signal, where the driving signal is used to drive a motor inside the mobile terminal to produce a vibration matching the ringtone; and when the ringtone is played, driving the motor to vibrate according to the generated driving signal. In this way, the mobile terminal vibrates according to the rhythm of music, meeting users' personalized requirements.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: April 27, 2021
    Assignee: AAC Technologies Pte. Ltd.
    Inventor: Yulei Zhang
  • Publication number: 20210117080
    Abstract: The embodiments of the present disclosure relate to the technical field of electronic devices and disclose a method and an apparatus for adjusting a virtual key of a mobile terminal. According to the present disclosure, a method for adjusting a virtual key of a mobile terminal includes: collecting first touch information within a non-virtual-key region; determining whether the first touch information satisfies a first predetermined adjustment condition; receiving second touch information within the virtual key region when it is determined that the first touch information satisfies the first predetermined adjustment condition; and adjusting the virtual key based on the second touch information. The method and apparatus for adjusting a virtual key of a mobile terminal can effectively prevent false triggering of the virtual key.
    Type: Application
    Filed: November 30, 2020
    Publication date: April 22, 2021
    Inventors: Xiuyue Wang, Yulei Zhang, Dongping Deng
  • Patent number: 10979813
    Abstract: A terminal and a method for controlling a stereo sound effect thereof are provided. The terminal includes at least two speakers, and the method includes: presetting a relationship between an angle and a sound effect, the relationship represents a sound effect of each speaker at each corresponding angle value; acquiring, in real time, an angle value of an orientation of a screen of the terminal; and after acquiring the angle value, acquiring the a sound effect of each speaker at the angle value according to the relationship of each speaker, and controlling each speaker to play according to the corresponding sound effect. Mo matter how the terminal rotates, the sound effect played at the same angle value is kept unchanged, so that the terminal can show the consistent stereo sound effect at different angle values.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: April 13, 2021
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xiuyue Wang, Yulei Zhang, Jianqi Li
  • Publication number: 20210036644
    Abstract: A motor vibration method and a motor vibration device are provided. The motor vibration method includes: receiving a vibration instruction, and acquiring target environmental data by a preset sensor, wherein the target environmental data includes one or more of environmental noise data, acceleration data and/or pressure data; determining a first vibration signal according to the target environmental data; generating a target vibration signal according to the first vibration signal and a preset second vibration signal, wherein a first frequency of the first vibration signal is greater than a second frequency of the second vibration signal; and controlling the motor to vibrate according to the target vibration signal. The method combines a traditional vibration reminding effect and a sound reminding effect provided by adding the medium- and high-frequency signal, thereby enhancing the reminding efficiency by means of motor vibration and increasing the successful rate of message delivery.
    Type: Application
    Filed: August 17, 2020
    Publication date: February 4, 2021
    Inventors: Yajun Zheng, Yulei Zhang, Chengyan Sang
  • Publication number: 20200401264
    Abstract: The invention provides a method for generating tactile feedback. The method includes the steps of monitoring whether frictional force is generated on the surface of a preset touch assembly; when monitoring that the frictional force is generated on the surface of the touch assembly, acquiring frictional force data corresponding to the frictional force, then determining driving parameters of a preset motor according to the frictional force data and driving the motor according to the driving parameters. The invention further includes a device for performing the method described above. The user can perceive a motor vibration feedback from a finger or a palm during operation, and the probability of touch by mistake or repetitive operations of the user can be effectively reduced.
    Type: Application
    Filed: August 13, 2020
    Publication date: December 24, 2020
    Inventors: Yulei Zhang, Jianqi Li, Xiuyue Wang
  • Patent number: 10866645
    Abstract: A haptic feedback method for a touch display screen of a vehicle is disclosed. The method includes: acquiring a touch operation of a user from the touch display screen of the vehicle; determining a type of the acquired touch operation, and retrieving a pre-stored feedback signal corresponding to the type of the touch operation, wherein different types of the touch operations correspond to different feedback signals; and transmitting the corresponding feedback signal to an actuator, and driving the actuator to vibrate by using the feedback signal for providing haptic feedback. A haptic feedback system and a haptic feedback control device are also provided.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: December 15, 2020
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xiang Ding, Yulei Zhang
  • Patent number: 10819256
    Abstract: The present disclosure relates to the field of intelligent devices, and discloses a motor driving method, a mobile terminal, and a computer-readable storage medium. In the present disclosure, the method is applied to a mobile terminal, where a first motor and a second motor are built in the mobile terminal, and the first motor and the second motor are located on opposite parts of the mobile terminal. A first drive signal for driving the first motor to vibrate and a second drive signal for driving the second motor to vibrate are obtained, a rotation angle of the mobile terminal, when the first motor and the second motor are both in a vibration state, are monitored in real time, and the first drive signal and the second drive signal are interchanged when it is detected that the mobile terminal rotates half a turn.
    Type: Grant
    Filed: July 28, 2019
    Date of Patent: October 27, 2020
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xiuyue Wang, Yulei Zhang, Dongping Deng
  • Publication number: 20200322174
    Abstract: This application provides an authentication method and related device and system. The method includes sending, by a first network device, a first next-hop resolution protocol (NHRP) registration request message to the second network device, where the first NHRP registration request message is used to request the second network device to perform digital certificate authentication on the first network device, and the first NHRP registration request message includes first PKI certificate information. The method may further include receiving, by the first network device, a first NHRP registration reply message indicating that the digital certificate authentication performed by the second network device succeeds. In this way, authentication is performed between a spoke device and a hub device using a PKI certificate. This helps reducing authentication workload and improving authentication security.
    Type: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Inventors: Yeyi JI, Liang ZANG, Wenjuan CAI, Yulei ZHANG
  • Patent number: 10764698
    Abstract: A terminal and a method for regulating and controlling a vibrator are provided. The terminal includes N speakers and N vibrators; N is a natural number greater than 1; the speakers and the vibrators are in one-to-one correspondence, for the method includes: acquiring a sound pressure value of sound played by each speaker in real time; calculating a regulation and control coefficient of vibration amplitude of the corresponding vibrator according to the sound pressure value of the speaker and a preset sound pressure limit value of the speaker; calculating a current vibration value of the corresponding vibrator according to the regulation and control coefficient and a standard vibration value of the vibrator; and controlling each vibrator to vibrate according to the corresponding current vibration value. Through the terminal and method provided, a 3D vibrating effect is achieved, and 3D tactile experience is provided for a user.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: September 1, 2020
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xiuyue Wang, Yulei Zhang
  • Publication number: 20200220785
    Abstract: A communications connection detection method includes sending, by a first network node, a detection request packet to a second network node, where the detection request packet is used to detect whether the first network node and the second network node are in a connected mode, deleting, by the first network node, a next hop resolution protocol (NHRP) table between the first network node and the second network node when the first network node determines that the first network node does not receive a detection response packet sent by the second network node.
    Type: Application
    Filed: March 20, 2020
    Publication date: July 9, 2020
    Inventors: Yeyi Ji, Yulei Zhang, Liang Zang, Bizhen Liu, Honghao Zhu
  • Publication number: 20200211577
    Abstract: A method and device for audio signal processing is provided. The method includes steps of: obtaining an inputted audio signal; parsing the audio signal to obtain at least one audio feature; determining at least one vibration feature corresponding to the at least one audio feature; and generating a vibration signal corresponding to the audio signal according to the at least one vibration feature. The inputted audio signal is automatically converted into a vibration signal by the vibration feature corresponding to the audio feature of the inputted audio signal, which can avoid errors caused by manual operation and make the vibration signal possess high versatility.
    Type: Application
    Filed: December 5, 2019
    Publication date: July 2, 2020
    Inventors: Yajun Zheng, Hanlin Deng, Xiang Lu, Yulei Zhang
  • Publication number: 20200120078
    Abstract: A method includes obtaining, by a first network device comprising a processor, characteristic information from an encrypted packet received from a second network device based on a determination that the first network device cannot decrypt the encrypted packet. The first network device is free from having an internet protocol security (IPsec) security association (SA), and the second network device has the IPsec SA. The method also includes generating, by the first network device, generating an informational exchange packet when the first network device obtains, based on the characteristic information, an internet key exchange (IKE) SA corresponding to the characteristic information. The informational exchange packet instructs the second network device to delete the IPsec SA on the second network device. The method further includes sending, by the first network device, the informational exchange packet to the second network device.
    Type: Application
    Filed: December 11, 2019
    Publication date: April 16, 2020
    Inventors: Lihua MAO, Bizhen LIU, Xueming MEI, Yulei ZHANG, Bing NI