Patents by Inventor Liu Liu

Liu 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: 20230396785
    Abstract: Among other things, embodiments of the present disclosure improve the functionality of electronic messaging and imaging software and systems by automating the client-side transcoding of video data based on content. For example, an appropriate transcoding configuration can be selected for video data having complex motion or textures. Accordingly, video quality can be improve when complex motions or textures are present.
    Type: Application
    Filed: August 18, 2023
    Publication date: December 7, 2023
    Inventors: Liu Liu, Chao Pang, Rong Yan
  • Patent number: 11838933
    Abstract: The present invention is designed to appropriately select PUCCH resources used to transmit HARQ-ACK. According to one aspect of the present invention, a user terminal has a control section that monitors candidate resources of one or more downlink (DL) control channels (DL) transmitted in multiple different time and/or frequency resources, and detects one or more downlink control information (DCI), and a transmission section that transmits delivery acknowledgment information in response to a downlink (DL) data channel by using an uplink (UL) control channel, and the control section selects resources for the UL control channel based on the DCI.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: December 5, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Qin Mu, Liu Liu, Chongning Na, Xin Wang, Jing Wang, Lihui Wang, Min Liu, Huiling Jiang
  • Publication number: 20230376037
    Abstract: An autonomous vehicle simulation system for analyzing motion planners is disclosed. A particular embodiment includes: receiving map data corresponding to a real world driving environment; obtaining perception data and configuration data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating simulated perception data for each of the plurality of simulated dynamic vehicles based on the map data, the perception data, and the configuration data; receiving vehicle control messages from an autonomous vehicle control system; and simulating the operation and behavior of a real world autonomous vehicle based on the vehicle control messages received from the autonomous vehicle control system.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 23, 2023
    Inventors: Liu LIU, Yuwei WANG, Xing SUN, Yufei ZHAO, Wutu LIN
  • Publication number: 20230373483
    Abstract: A system and method for adaptive cruise control with proximate vehicle detection are disclosed. The example embodiment can be configured for: receiving input object data from a subsystem of a host vehicle, the input object data including distance data and velocity data relative to detected target vehicles; detecting the presence of any target vehicles within a sensitive zone in front of the host vehicle, to the left of the host vehicle, and to the right of the host vehicle; determining a relative speed and a separation distance between each of the detected target vehicles relative to the host vehicle; and generating a velocity command to adjust a speed of the host vehicle based on the relative speeds and separation distances between the host vehicle and the detected target vehicles to maintain a safe separation between the host vehicle and the target vehicles.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 23, 2023
    Inventors: Wutu LIN, Liu LIU, Zijie Xuan, Xing SUN, Kai-Chieh MA, Yufei ZHAO
  • Patent number: 11825248
    Abstract: A method includes: obtaining a transmission bandwidth granularity G1 of a target service and an optical-layer spectrum resource of a target fiber channel corresponding to the target service, where the optical-layer spectrum resource includes N consecutive frequency slots, and all of the N consecutive frequency slots have a same spectrum bandwidth; determining a target spectrum slice from the N frequency slots based on the transmission bandwidth granularity G1, where the target spectrum slice includes N1 consecutive frequency slots, and the target spectrum slice includes at least G1 consecutive idle frequency slots; and allocating the G1 consecutive idle frequency slots included in the target spectrum slice to the target service.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: November 21, 2023
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Liu Liu, Yufei Wang, Guangzhi Li, Guangyi Qiao
  • Patent number: 11796513
    Abstract: A dual channel nondestructive testing method for a rock bolt and related devices includes: determining a target phase difference and an instantaneous phase difference of the first received signal and the second received signal; determining an integral instantaneous phase difference between the first received signal and the second received signal based on the target phase difference and an instantaneous phase difference; determining a length of the exposed section of the rock bolt, a length of the rock bolt and a position of a grouting defect based on the integral instantaneous phase difference, a first velocity of the acoustic signal propagating in an exposed section of the rock bolt and a second velocity of the acoustic signal propagating in an anchor section of the rock bolt.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: October 24, 2023
    Assignee: Institute of Rock and Soil Mechanics, Chinese Academy of Sciences
    Inventors: Liu Liu, Shaojun Li, Quan Jiang, Yaxun Xiao, Guangliang Feng
  • Publication number: 20230337267
    Abstract: The present disclosure provides a method and a system for dynamically triggering to change an access and mobility policy. The method for dynamically triggering to change an access and mobility policy includes: generating, by an AF, an AM policy authorization updating request under a condition that a preset application starts or terminates, wherein the AM policy authorization updating request comprises identification information associated with the application; sending, by the AF, the AM policy authorization updating request to a PCF entity through a NEF entity; acquiring, by the PCF entity, a policy parameter associated with the identification information; sending, by the PCF entity, an AM policy identifier and the policy parameter to an access network side device through an AMF entity; and scheduling, by the access network side device, a wireless resource corresponding to the policy parameter.
    Type: Application
    Filed: August 23, 2021
    Publication date: October 19, 2023
    Inventors: Jiayifan LIU, Biao LONG, Zhuoyi CHEN, Yue SUN, Liu LIU, Mingxue LI, Linfeng ZHANG, Qingyang WANG, Ye ZHAO, Bo WANG, Lei CAO
  • Publication number: 20230333554
    Abstract: A system and method for generating simulated vehicles with configured behaviors for analyzing autonomous vehicle motion planners are disclosed. A particular embodiment includes: obtaining configuration instructions and data for each of a plurality of simulated vehicles, a specific driving behavior for each of the plurality of simulated vehicles corresponding to perception data obtained from perception data sensors; and generating a plurality of trajectories and acceleration profiles to transition each of the plurality of simulated vehicles from a current position and speed to a corresponding target position and target speed, the target position and the target speed corresponding to the specific driving behavior for each of the plurality of simulated vehicles.
    Type: Application
    Filed: June 16, 2023
    Publication date: October 19, 2023
    Inventors: Xingdong LI, Xing SUN, Wutu LIN, Liu LIU
  • Patent number: 11782440
    Abstract: An autonomous vehicle simulation system for analyzing motion planners is disclosed. A particular embodiment includes: receiving map data corresponding to a real world driving environment; obtaining perception data and configuration data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating simulated perception data for each of the plurality of simulated dynamic vehicles based on the map data, the perception data, and the configuration data; receiving vehicle control messages from an autonomous vehicle control system; and simulating the operation and behavior of areal world autonomous vehicle based on the vehicle control messages received from the autonomous vehicle control system.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: October 10, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Liu Liu, Yuwei Wang, Xing Sun, Yufei Zhao, Wutu Lin
  • Patent number: 11778209
    Abstract: Among other things, embodiments of the present disclosure improve the functionality of electronic messaging and imaging software and systems by automating the client-side transcoding of video data based on content. For example, an appropriate transcoding configuration can be selected for video data having complex motion or textures. Accordingly, video quality can be improve when complex motions or textures are present.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: October 3, 2023
    Assignee: Snap Inc.
    Inventors: Liu Liu, Chao Pang, Rong Yan
  • Patent number: 11778614
    Abstract: A terminal is disclosed that includes a receiver that receives first downlink control information (DCI) for scheduling initial transmission and second DCI for scheduling retransmission and a processor that controls transmission of a first uplink (UL) shared channel that is scheduled by the first DCI and transmission of a second UL shared channel that is scheduled by the second DCI. The processor controls the transmission of the first UL shared channel and the transmission of the second UL shared channel based on a reference value that is configured for timing for transmitting a UL shared channel based on information provided through higher layer signaling. The processor also controls transmission of the second UL shared channel in response to information included in each of the first DCI and the second DCI that indicates whether the UL shared channel includes initially transmitted data.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: October 3, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Shaozhen Guo, Lihui Wang, Liu Liu, Xiaolin Hou, Huiling Jiang
  • Patent number: 11770785
    Abstract: A terminal is disclosed including a receiver and a processor. The receiver receives a synchronization signal block, the synchronization signal block including a synchronization signal and a broadcast channel. The processor determines a control resource set for receiving system information based on information notified by the broadcast channel. In other aspects, a radio communication method is also disclosed.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: September 26, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Satoshi Nagata, Jing Wang, Liu Liu
  • Publication number: 20230300887
    Abstract: A terminal (UE 200) receives a temporary identifier and offset information in an initial access channel when using a second frequency band different from a first frequency band allocated for mobile communication. Also, the terminal (UE 200) converts the received temporary identifier into an identifier for communication in the second frequency band based on the offset information.
    Type: Application
    Filed: July 30, 2020
    Publication date: September 21, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Daisuke Kurita, Shinya Kumagai, Hiroki Harada, Jing Wang, Xiaolin Hou, Liu Liu, Junli Li, Yong Li
  • Patent number: 11753008
    Abstract: A system and method for adaptive cruise control with proximate vehicle detection are disclosed. The example embodiment can be configured for: receiving input object data from a subsystem of a host vehicle, the input object data including distance data and velocity data relative to detected target vehicles; detecting the presence of any target vehicles within a sensitive zone in front of the host vehicle, to the left of the host vehicle, and to the right of the host vehicle; determining a relative speed and a separation distance between each of the detected target vehicles relative to the host vehicle; and generating a velocity command to adjust a speed of the host vehicle based on the relative speeds and separation distances between the host vehicle and the detected target vehicles to maintain a safe separation between the host vehicle and the target vehicles.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: September 12, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Wutu Lin, Liu Liu, Zijie Xuan, Xing Sun, Kai-Chieh Ma, Yufei Zhao
  • Patent number: 11758558
    Abstract: An apparatus is disclosed including a receiver that receives a downlink control information and a downlink shared channel that is scheduled by the downlink control information; a processor that determines an allocation of the downlink shared channel in a time domain based on a first timing indicated by a first time unit and a second timing indicated by a second time unit that are obtained from information notified by the downlink control information; and an output apparatus that outputs information based on the downlink shared channel, wherein the first timing is defined based on a numerology of the downlink shared channel. In other aspects, a system is also disclosed.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: September 12, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Qin Mu, Liu Liu, Chongning Na, Xin Wang, Jing Wang, Lihui Wang, Min Liu, Huiling Jiang
  • Publication number: 20230283883
    Abstract: A portable electronic device with image capturing capabilities automatically or semi-automatically adjusts one or more image capturing parameters based on an input attribute of user engagement with a single-action haptic input mechanism. For example, the duration for which a single-action control button carried on a frame of the device is pressed automatically determines an image stabilization mode for on-board processing of captured image data In one example, an above-threshold press duration automatically activates a less rigorous image stabilization mode, while button release before expiry of the threshold automatically activates a more rigorous photo stabilization mode.
    Type: Application
    Filed: May 15, 2023
    Publication date: September 7, 2023
    Inventors: Rong Yan, Liu Liu
  • Patent number: 11716529
    Abstract: A portable electronic device with image capturing capabilities automatically or semi-automatically adjusts one or more image capturing parameters based on an input attribute of user engagement with a single-action haptic input mechanism. For example, the duration for which a single-action control button carried on a frame of the device is pressed automatically determines an image stabilization mode for on-board processing of captured image data. In one example, an above-threshold press duration automatically activates a less rigorous image stabilization mode, while button release before expiry of the threshold automatically activates a more rigorous photo stabilization mode.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: August 1, 2023
    Assignee: Snap Inc.
    Inventors: Rong Yan, Liu Liu
  • Patent number: 11694005
    Abstract: A method for vegetation restoration or rehabilitation of simulating a natural ecosystem based on machine learning (ML) includes: acquiring historical growth environment data of a vegetation community; extracting a site condition feature and a growth condition feature of each vegetation species; restoring and rehabilitating a vegetation community structure selection model; and selecting, based on the vegetation community structure selection model, an optimal vegetation species according to current growth environment data of the vegetation community, and restoring and rehabilitating a vegetation community simulating a natural ecosystem. The method comprehensively considers various factors affecting vegetation restoration based on the site condition and the growth condition.
    Type: Grant
    Filed: October 18, 2022
    Date of Patent: July 4, 2023
    Assignee: China Institute of Water Resources and Hydropower Research
    Inventors: Guangquan Liu, Wanli Shi, Liu Liu, Chunyu Qi, Yingfei Bai, Puhang Li, Qiang Zhang, Yonggui Chen, Heng Fu
  • Patent number: 11696306
    Abstract: An apparatus is disclosed that includes a receiver that receives downlink control information that is used for scheduling of a downlink shared channel, via a downlink control channel in a control resource set. The apparatus also includes a processor that determines a starting location in a time domain of the downlink shared channel based on the downlink control information. The apparatus further includes an output device that performs output based on downlink data signal in the downlink shared channel. When the downlink shared channel overlaps with the control resource set, a resource to which the downlink control information is mapped is not available for the downlink shared channel and wherein a field value in the downlink control information indicates an index for designating one of a plurality of starting locations that are provided in advance. In another aspect, a system is also disclosed.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: July 4, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Qin Mu, Liu Liu, Huiling Jiang
  • Publication number: 20230208603
    Abstract: The present disclosure provides a transmitting device, a receiving device, a method for transmitting interference information, and a method for channel access. The receiving device includes a processing unit configured to perform interference measurement on an unauthorized frequency band to obtain interference information; and a transmitting unit, configured to transmit the interference information to a transmitting device.
    Type: Application
    Filed: May 22, 2020
    Publication date: June 29, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Jing Wang, Xiaolin Hou, Lan Chen, Liu Liu, Yong Li, Tong Sha, Hiroki Harada, Shinya Kumagai