Patents by Inventor Jianguo Liu

Jianguo Liu 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: 20210158165
    Abstract: Implementations of the present specification provide a model-based prediction method and apparatus. The method includes: a model running environment receives an input tensor of a machine learning model; the model running environment sends a table query request to an embedding running environment, the table query request including the input tensor, to request low-dimensional conversion of the input tensor; the model running environment receives a table query result returned by the embedding running environment, the table query result being obtained by the embedding running environment by performing embedding query and processing based on the input tensor; and the model running environment inputs the table query result into the machine learning model, and runs the machine learning model to complete model-based prediction.
    Type: Application
    Filed: February 2, 2021
    Publication date: May 27, 2021
    Inventors: Yongchao LIU, Sizhong LI, Guozhen PAN, Jianguo XU, Qiyin HUANG
  • Publication number: 20210160922
    Abstract: A method, device and computer readable medium for determining TA. A method includes, the network device (120) determines an estimation of a timing advance and an error of the timing advance based on a random access preamble received from the terminal device (110). The network device (120) determines different communication modes with different lengths of overheads for the terminal device (110) based on the error. The network device (120) may update the estimation of the timing advance based on feedback information from the terminal device (110). In this way, accuracy of the estimation of the timing advancing is improved.
    Type: Application
    Filed: June 6, 2018
    Publication date: May 27, 2021
    Inventors: Zhe LUO, Tao TAO, Jianguo LIU, Gang SHEN, Jun WANG, Zhuo WU, Yan MENG
  • Patent number: 11009923
    Abstract: A mainboard fixing device, a display module and a display device are provided. The mainboard fixing device includes a printed circuit board (PCB) mainboard, a first elastic member and a second elastic member. The first elastic member and the second elastic member are disposed at a first side and a second side of the PCB mainboard, respectively. The first side and the second side are symmetric with each other.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: May 18, 2021
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Fangyi Liu, Xiaoping Zhang, Xin Wang, Yangli Zheng, Jianguo Zhu, Futeng Li, Jianru Yang
  • Publication number: 20210137472
    Abstract: A protection apparatus applied to a radiotherapy treatment couch and a radiotherapy treatment couch are provided. The protection apparatus includes: a protection panel and a status control mechanism connected to the protection panel, the protection panel being located in a to-be-protected area of the treatment couch and being perpendicular to a couch top of the treatment couch when in a use position, and the status control mechanism being configured to fix the protection panel to the use position or adjust the protection panel to a lay-down position. In the embodiments of the present disclosure, the status control mechanism may adjust the protection panel in the use position, or in the lay-down position, so that the protection panel may protect a patient when in the use position, and the protection panel may not hinder a movement of the patient when in the lay-down position.
    Type: Application
    Filed: November 4, 2020
    Publication date: May 13, 2021
    Inventors: Hui LIU, Jianguo HE, Fengjiao ZHANG, Shunwu ZHAO
  • Publication number: 20210140595
    Abstract: The invention discloses a lighting lamp comprising strip lamp holder, circuit board, light source and strip lens; the strip lens comprises light incident surface, two first total reflection surfaces located outside the light incident surface and respectively disposed on both sides of the main optical axis, two first light emitting surfaces respectively disposed on both sides of the main optical axis and located between the light incident surface and the first total reflection surface, two second total reflection surfaces located outside the light incident surface and respectively disposed on both sides of the main optical axis, and two second light emitting surfaces respectively disposed on both sides of the main optical axis and located between the second total reflection surface and the first light emitting surface on the same side. The lighting lamp of the present invention obtains a larger illumination range on the illumination surface with more uniform lighting.
    Type: Application
    Filed: September 30, 2020
    Publication date: May 13, 2021
    Inventors: Xiaoyun Liu, Zuping He, Jianguo Dong, Kai Xu
  • Publication number: 20210141941
    Abstract: An FPGA hardware device obtains encrypted data of each participant of a secure computing system, where the FPGA hardware device stores at least one first key, where the at least one first key is at least one first key of all participants in the secure computing system or at least one first key of a predetermined number of trusted managers in the secure computing system, where the FPGA hardware device includes an FPGA chip. The FPGA hardware device decrypts the encrypted data of each participant by using a working key of each participant, to obtain plaintext data of each participant, where the working key of each participant is obtained based on a corresponding first key of the at least one first key. The FPGA hardware device performs computing based on the plaintext data of each participant to obtain a computing result. The FPGA hardware device outputs the computing result.
    Type: Application
    Filed: January 20, 2021
    Publication date: May 13, 2021
    Applicant: Advanced New Technologies Co., Ltd
    Inventors: Guozhen Pan, Yichen Tu, Ni Zhou, Jianguo Xu, Yongchao Liu
  • Patent number: 10992666
    Abstract: An identity verification method performed at a terminal includes playing in an audio form action guide information including mouth shape guide information selected from a preset action guide information library at a speed corresponding to the action guide information, and collecting a corresponding set of action images within a preset time window; performing matching detection on the collected set of action images and the action guide information, to obtain a living body detection result indicating whether a living body exists in the collected set of action images; according to the living body detection result that indicates that a living body exists in the collected set of action images: collecting user identity information and performing verification according to the collected user identity information, to obtain a user identity information verification result; and determining the identity verification result according to the user identity information verification result.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: April 27, 2021
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Feiyue Huang, Jilin Li, Guofu Tan, Xiaoli Jiang, Dan Wu, Junwu Chen, Jianguo Xie, Wei Guo, Yihui Liu, Jiandong Xie
  • Publication number: 20210116977
    Abstract: A mainboard fixing device, a display module and a display device are provided. The mainboard fixing device includes a printed circuit board (PCB) mainboard, a first elastic member and a second elastic member. The first elastic member and the second elastic member are disposed at a first side and a second side of the PCB mainboard, respectively. The first side and the second side are symmetric with each other.
    Type: Application
    Filed: March 29, 2018
    Publication date: April 22, 2021
    Inventors: Fangyi Liu, Xiaoping Zhang, Xin Wang, Yangli Zheng, Jianguo Zhu, Futeng Li, Jianru Yang
  • Patent number: 10931412
    Abstract: Embodiments of the present disclosure provide a method and apparatus of obtaining feedback of HARQ acknowledgment information. The method comprises allocating to UE an uplink control channel resource for report of HARQ acknowledgment information related to downlink data transmission on an unlicensed carrier. The method also comprises obtaining feedback of the HARQ acknowledgment information from the UE within a predefined deferral window. The predefined deferral window specifies a minimum delay and a maximum delay for report of the HARQ acknowledgment information. The embodiments of the present disclosure may increase the reliability and reduce the latency of HARQ acknowledgment information feedback. In addition, the embodiments of the present disclosure may not only be for LAA scenarios, but also may be extended to standalone LAA access scenarios on unlicensed carriers.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: February 23, 2021
    Assignee: Alcatel Lucent
    Inventors: Jianguo Liu, Tao Tao, Yan Meng, Zhe Luo, Dawei Wang, Junrong Gu, Gang Shen
  • Patent number: 10924295
    Abstract: The present invention relates to a method and an apparatus for occupying an unlicensed band channel, thereby avoiding misjudgment of an occupied unlicensed band state. A method for occupying an unlicensed band channel includes: a user equipment receiving a power increase rate of a reference signal transmission unit of an unlicensed band channel determined by a secondary cell (Scell) base station; the user equipment receiving, in the unlicensed band channel, a sub-frame of reference signal transmission unit level power distribution sent by the Scell base station; the user equipment decoding the power increase rate; and the user equipment using the power increase rate to process the sub-frame.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: February 16, 2021
    Assignee: ALCATEL LUCENT
    Inventors: Junrong Gu, Feng Han, Jianguo Liu, Yan Meng, Jun Wang, Zhuo Wu, Gang Shen, Tao Tao
  • Publication number: 20200412446
    Abstract: The present disclosure relates to a method, a system and a computer readable storage medium for controlling protection switching on an optical network. The method for controlling protection switching on an optical network includes: determining a low-frequency signal for service protection, and modulating the low-frequency signal for service protection to a transmission channel of a service signal to be protected and transmitting the low-frequency signal; detecting the low-frequency signal over the transmission channel and acquiring transmission quality information of the low-frequency signal; and determining whether to perform protection switching according to the transmission quality information of the low-frequency signal.
    Type: Application
    Filed: September 11, 2020
    Publication date: December 31, 2020
    Inventor: Jianguo LIU
  • Publication number: 20200329470
    Abstract: The method implemented at a network device includes dividing a wireless system bandwidth into a plurality of non-overlapping bandwidth ranges each including a plurality of operating channels available for channel bonding. The method also includes allocating one of the plurality of bandwidth ranges for a wireless communication between the network device and a terminal device served by the network device. The method further includes determining, from the plurality of operating channels for the bandwidth range, one operating channel as a primary channel of the wireless communication. Embodiments of the present disclosure also provide a corresponding network device, a method implemented at a terminal device and a corresponding terminal device, and a non-transitory computer-readable medium.
    Type: Application
    Filed: December 21, 2018
    Publication date: October 15, 2020
    Applicant: Nokia Technologies OY
    Inventors: Jianguo LIU, Tao TAO, Zhe LUO, Jun WANG, Zhuo WU, Gang SHEN
  • Publication number: 20200267728
    Abstract: There is provided a method including determining a first control channel including a first plurality of resources in dependence on a first parameter and the downlink bandwidth; determining a second plurality of resources available on at least a second control channel; and combining the first and second plurality of resources to define an effective control channel for use in signalling acknowledgement data to at least one user apparatus.
    Type: Application
    Filed: March 2, 2017
    Publication date: August 20, 2020
    Inventors: Frank FREDERIKSEN, Jianguo LIU, Tao TAO
  • Publication number: 20200223752
    Abstract: A method for preparing iron alloy and a cement material, in the field of solid waste recycling, provides an efficient, synergistic effect between main components of carbon, calcium and heavy metal in municipal solid waste incineration (MSWI) fly ash and main components of iron, aluminum and silicon in red mud, so that the iron alloy and cement material can be readily obtained. By using waste to treat waste and using the complementarity of the components of two waste streams, carbon in the MSWI fly ash may provide a reductant to accelerate an iron mineral in the red mud to reduce into metal iron. With the formation of the metal iron, a siderophile heavy metal element in the MSWI fly ash is also accelerated to enter an iron phase. Meanwhile, the cement material is formed by Al2O3 and SiO2 in the red mud and CaO in the MSWI fly ash.
    Type: Application
    Filed: November 16, 2018
    Publication date: July 16, 2020
    Inventors: Chao GENG, Jianguo LIU, Shichao WU, Shuyao YU
  • Patent number: 10681539
    Abstract: A multi-band channel encrypting switch control device is provided. The device comprises a transmission part and a receiving part. The transmission part comprises: a first controller to store a secret key and to send a digital signal; an encrypting unit to encrypt the digital signal; a multi-band transmitter to select a plurality of wavebands to transmit the encrypted signal on the plurality of wavebands under control of the secret key; and a switch. The receiving part comprises: a multi-band detector to receive the encrypted signal transmitted on the plurality of wavebands; a decrypting unit to decrypt the encrypted signal; and a second controller to store the secret key and to decide whether or not to issue a switch signal by processing the signal and making decisions using the process result. A transmission device, a receiving device, and a control method are also provided.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: June 9, 2020
    Assignee: INSTITUTE OF SEMICONDUCTORS, CHINESE ACADEMY OF SCIENCES
    Inventors: Ninghua Zhu, Wei Chen, Jianguo Liu
  • Patent number: 10477579
    Abstract: Embodiments of the present disclosure relates to a communication device working on unlicensed frequency band and a method for executing the same. The method comprises: determining a mapping relationship between multiple quality of service (QoS) priority classes and multiple Listen-Before-Talk (LBT) priority classes, wherein the multiple QoS priority classes are in one-to-one correspondence with multiple QoS requirements; and transmitting radio traffic based on the mapping relationship. Embodiments of the present disclosure proposes the mapping relationship between LBT priority class and various QoS priority classes associated with different radio traffic types and presents signaling design and exchange related to the mapping relationship.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: November 12, 2019
    Assignee: Alcatel Lucent
    Inventors: Feng Han, Jianguo Liu, Tao Tao, Yan Meng, Junrong Gu
  • Patent number: 10470213
    Abstract: The present invention relates to a method and an apparatus for implementing Listen-Before-Talk. According to an embodiment of the present invention, if the channel assessment does not stop at a boundary of the first symbol, the preamble comprises at least a first part, and if the channel assessment stops at the boundary of the first symbol, the preamble comprises a second part. And the first part is transmitted on a remaining portion of the first symbol until the end of the first symbol, and the second part is transmitted on at least one symbol following the first symbol. Besides, the data is transmitted to the receiving device in at least one symbol in the subframe in which the preamble transmission ends.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: November 5, 2019
    Assignee: Alcatel-Lucent
    Inventors: Jianguo Liu, Feng Han, Yan Meng, Gang Shen, Sigen Ye, Jun Wang, Matthew Baker
  • Publication number: 20190159243
    Abstract: The disclosure provides a method for assisting a UE to implement a UL channel access in a base station of an eLAA-based communication system. The method comprises determining a listen-before-talk (LBT) priority for the UE; and transmitting a first signaling indicating the determined LBT priority to the UE. An enhanced UL channel access mechanism is proposed by the disclosure. In this mechanism, the eNB can provide some assistance to facilitate UL access. Chances of multiple user multiplexing and spectrum efficiency in LAA UL can be improved by this solution.
    Type: Application
    Filed: March 30, 2017
    Publication date: May 23, 2019
    Applicant: Alcatel Lucent
    Inventors: Tao Tao, Jianguo Liu, Yan Meng, Junrong Gu, Dawei Wang, Zhe Luo, Gang Shen
  • Publication number: 20190123861
    Abstract: Embodiments of the present disclosure provide a method and apparatus of obtaining feedback of HARQ acknowledgment information. The method comprises allocating to UE an uplink control channel resource for report of HARQ acknowledgment information related to downlink data transmission on an unlicensed carrier. The method also comprises obtaining feedback of the HARQ acknowledgment information from the UE within a predefined deferral window. The predefined deferral window specifies a minimum delay and a maximum delay for report of the HARQ acknowledgment information. The embodiments of the present disclosure may increase the reliability and reduce the latency of HARQ acknowledgment information feedback. In addition, the embodiments of the present disclosure may not only be for LAA scenarios, but also may be extended to standalone LAA access scenarios on unlicensed carriers.
    Type: Application
    Filed: March 31, 2017
    Publication date: April 25, 2019
    Applicant: Alcatel Lucent
    Inventors: Jianguo Liu, Tao Tao, Yan Meng, Zhe Luo, Dawei Wang, Junrong Gu, Gang Shen
  • Publication number: 20190059104
    Abstract: Embodiments of the present disclosure disclose a method and apparatus for determining a channel sensing threshold in uplink channel detection of licensed-assisted access. The method comprises determining one or more parameters associated with the user equipment; and determining a channel sensing threshold for the user equipment based on at least one of the one or more parameters. The threshold determination method may realize suitable threshold determination, flexible channel access, and balance of channel access opportunity among a plurality of radio access points.
    Type: Application
    Filed: January 30, 2017
    Publication date: February 21, 2019
    Applicant: Alcatel Lucent
    Inventors: Junrong Gu, Jianguo Liu, Tao Tao, Yan Meng, Sigen Ye, Gang Shen