Patents by Inventor Bo Dai

Bo Dai 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: 20230254796
    Abstract: Methods, systems, and devices for resource configuration using the burst spread parameter in mobile communication technology are described. An example method for wireless communication includes receiving, by a wireless device from a network node, a configuration for a pre-configured group of semi-persistent scheduling (SPS) resources with a bundling relationship. Another example method for wireless communication includes receiving, by a wireless device from a network node, a value based on a propagation delay of a wireless channel between the network node and a wireless device, and performing, based on the value of the propagation delay, a propagation delay compensation operation.
    Type: Application
    Filed: April 14, 2023
    Publication date: August 10, 2023
    Inventors: Jie TAN, Xiubin SHA, Bo DAI, Ting LU
  • Patent number: 11723085
    Abstract: Embodiments of the disclosed technologies provide a carrier frequency selecting method and apparatus. The method comprises: determining, by UE, whether information of a service carrier frequency sent by a base station is received, wherein the service carrier frequency is the carrier frequency to carry traffic selected by the base station when a target cell carrying the UE is a multi-carrier cell; residing, by the UE, at a carrier frequency corresponding to the information for a service carrier frequency, if so; and, otherwise, residing, by the UE, at an original camped carrier frequency. With the embodiments of the disclosed technologies, the problem that a service carrier frequency selecting strategy in related techniques is to perform selection passively and lacks initiative is solved, and a technical basis for balancing loads on carrier frequencies carrying traffic is provided and further system efficiency is enhanced for an NB-IoT system, which is mainly to transmit small data.
    Type: Grant
    Filed: December 2, 2021
    Date of Patent: August 8, 2023
    Assignee: ZTE Corporation
    Inventors: Xiubin Sha, Bo Dai, Qian Dai, Jianxun Ai, Lianbin Xiao, Ting Lu, Zhongda Du, Yuanfang Yu, Sergio Parolari
  • Patent number: 11722854
    Abstract: Provided are a multicast transmission method and apparatus, and a computer storage medium. The method includes: transmitting multicast channel data according to a multicast search space. The multicast search space is configured for transmitting multicast downlink control information. The multicast channel data includes at least one of multicast control channel data, multicast traffic channel data and multicast control channel change notification data.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: August 8, 2023
    Assignee: ZTE CORPORATION
    Inventors: Xianming Chen, Bo Dai, Jianxun Ai, Kun Liu, Weiwei Yang, Huiying Fang
  • Publication number: 20230247526
    Abstract: Provided are an access control method, a first network node, a second network node, and a storage medium. The method includes: acquiring a target access control parameter according to a terminal type to which the first network node belongs; and determining access control information according to the target access control parameter, where the access control information includes access allowed or access forbidden.
    Type: Application
    Filed: June 11, 2021
    Publication date: August 3, 2023
    Inventors: Xu LIU, Bo DAI, Xiubin SHA
  • Publication number: 20230247585
    Abstract: Provided are a channel transmission and reception method, a communication node, and a storage medium. The channel transmission method includes determining a physical uplink control channel (PUCCH) frequency hopping pattern, where the PUCCH frequency hopping pattern is one of preset frequency hopping patterns, and the preset frequency hopping patterns include at least two types of frequency hopping patterns; where in a first-type frequency hopping pattern, a PUCCH before and after hopping occupies adjacent time domain symbols, and in a second-type frequency hopping pattern, an interval exists between time domain symbols occupied by the PUCCH before and after the hopping; and transmitting a PUCCH corresponding to the PUCCH frequency hopping pattern according to the PUCCH frequency hopping pattern.
    Type: Application
    Filed: April 11, 2023
    Publication date: August 3, 2023
    Inventors: Kun LIU, Bo DAI, Huiying FANG
  • Publication number: 20230246773
    Abstract: Provided are a signal transmission method, apparatus, and device, and a storage medium. The method includes generating a second narrowband positioning reference signal sequence according to a system frame number (SFN); obtaining a second narrowband positioning reference signal according to the second narrowband positioning reference signal sequence; and transmitting a first narrowband positioning reference signal on a first radio frame set, and transmitting the second narrowband positioning reference signal on a second radio frame set.
    Type: Application
    Filed: March 27, 2023
    Publication date: August 3, 2023
    Applicant: ZTE CORPORATION
    Inventors: Youjun HU, Bo DAI, Huiying FANG, Kun LIU, Weiwei YANG
  • Publication number: 20230247656
    Abstract: This disclosure relates generally to adaptive and dynamic paging resource selection and System Information (SI) acquisition in a wireless communication network. Performed by a first network element in a network, the method including: receiving a first message from a second network element of the network; deriving a User Equipment (UE) specific paging resource configuration associated with a UE based on the first message; selecting a paging radio resource based on the UE specific paging resource configuration and based on a radio resource specific paging configuration pre-defined in the first network element; and sending a paging message over the selected paging radio resource to the UE while the UE is in a radio resource control (RRC) inactive state.
    Type: Application
    Filed: December 9, 2022
    Publication date: August 3, 2023
    Applicant: ZTE Corporation
    Inventors: Xiubin SHA, Bo Dai, Jianxun Al, Zijiang Ma, Yin Gao, Ting Lu
  • Publication number: 20230239771
    Abstract: Disclosed are a network access method and apparatus, a resource maintenance method and apparatus, a device, and a storage medium. The network access method includes receiving the system message of a first cell sent by a second node, where the system message of the first cell includes the configuration information of a second cell; and accessing the second cell based on the configuration information of the second cell.
    Type: Application
    Filed: June 1, 2021
    Publication date: July 27, 2023
    Inventors: Bo DAI, Shuqiang XIA, Feng XIE, Zhifeng YUAN, Xiubin SHA
  • Patent number: 11706787
    Abstract: The present invention provides a method and apparatus for determining a scheduling gap, wherein, the method comprises: demodulating the NarrowBand Physical Downlink Control Channel in order to determine the initial subframe of the scheduled NarrowBand Physical Downlink Shared Channel (NB-PDSCH) or the NarrowBand Physical Uplink Shared Channel (NB-PUSCH), wherein, the basis for determining the initial subframe comprises at least one of the following: the final subframe of the NB-PDCCH, the final subframe in the search space where the NB-PDCCH is located, the resource allocation within the scheduling window, and the scheduling gap indication. The implementation of the present technical solutions solves the problem of how to determine the scheduling within the NarrowBand system, thereby saving indication expenditure and improving resource usage efficiency.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: July 18, 2023
    Assignee: ZTE CORPORATION
    Inventors: Jing Shi, Bo Dai, Yifei Yuan, Huiying Fang, Shuqiang Xia, Shupeng Li
  • Publication number: 20230223112
    Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for performing retrosynthesis using a neural network. One of the methods includes generating a prediction of a set of a plurality of predicted reactants that are combinable to generate a target compound, the generating comprising processing, for each of a plurality of candidate sets of reactants, a network input characterizing the candidate set using a neural network, determining, for each candidate set of the plurality of candidate sets, a score using the generated probabilities; and selecting a particular candidate set of one or more reactants using the determined scores.
    Type: Application
    Filed: June 28, 2021
    Publication date: July 13, 2023
    Inventors: Ruoxi SUN, Li LI, Bo DAI, Hanjun DAI
  • Publication number: 20230216603
    Abstract: Provided are a configuration method and apparatus, a receiving method and apparatus, a device, and a storage medium. The configuration method includes: determining a modulation and coding scheme (MCS) set based on a higher-layer configuration parameter; and configuring an MCS of data based on the MCS set; where the higher-layer configuration parameter indicates whether data transmission supports a 16 quadrature amplitude modulation (16QAM) modulation scheme, and the MCS set includes one or more of: a first MCS set and a second MCS set.
    Type: Application
    Filed: August 12, 2022
    Publication date: July 6, 2023
    Applicant: ZTE Corporation
    Inventors: Luanjian BIAN, Bo DAI, Youjun HU, Kun LIU, Weiwei YANG
  • Patent number: 11689333
    Abstract: Provided are a signal transmission method and system, which relates to wireless communications. The method includes: transmitting, by a first node, a first signal. The first signal comprises at least one of: at least one first structure, or at least one second structure. The first structure includes at least one symbol group, and the symbol group of the first structure includes a cyclic prefix and at least one symbol or includes a cyclic prefix, at least one symbol and a guard period. Each symbol group of the first structure occupies a same subcarrier or a same frequency resource in a frequency domain. The second structure includes at least one symbol group, and the symbol group of the second structure comprises a cyclic prefix and at least one symbol or includes a cyclic prefix, at least one symbol and a guard period. Each symbol group of the second structure occupies a same subcarrier or a same frequency resource in the frequency domain.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: June 27, 2023
    Assignee: ZTE Corporation
    Inventors: Kun Liu, Bo Dai, Xianming Chen, Weiwei Yang, Huiying Fang
  • Patent number: 11689270
    Abstract: Provided are a method and device for determining precoding, a method and device for detecting data, a storage medium and an electronic device. The method for determining precoding includes: receiving, by a first communication node, a precoding matrix indicator (PMI) sent by a second communication node; and determining a precoding matrix used on a control channel according to the PMI and a precoding parameter; where the precoding parameter includes at least one of: a PMI delay, the number of repetitions of the control channel, an aggregation level of the control channel, a candidate resource of the control channel, a starting physical resource block (PRB) sequence number of the control channel, a repetition resource group of the control channel, or a PRB set of the control channel.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: June 27, 2023
    Assignee: ZTE Corporation
    Inventors: Luanjian Bian, Bo Dai, Kun Liu, Weiwei Yang
  • Publication number: 20230199700
    Abstract: Methods, systems, and devices related to data transmission and accuracy for positioning User Equipment (UE) in a network are described. In one exemplary aspect, a method for wireless communication includes selecting, by a mobile device, one or more cells in a wireless network for facilitating a positioning of the mobile device in the wireless network. The method also includes transmitting, from the mobile device to a network node, a message to request assistance data corresponding to the one or more selected cells.
    Type: Application
    Filed: February 21, 2023
    Publication date: June 22, 2023
    Inventors: Xu Liu, Bo Dai, Xiubin Sha, Ting Lu
  • Patent number: 11683848
    Abstract: The present disclosure discloses a connection control method, which includes that: a first network element receives an Up Link (UL) S1 message used for establishing or resuming an S1 interface related to User Equipment (UE) from a second network element; and the first network element sends a Downlink (DL) S1 message to the second network element, the DL S1 message including at least one of first indication information and second indication information. The present disclosure also discloses a connection control method and device, a service processing method and device, a processor and a storage medium.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: June 20, 2023
    Assignee: ZTE CORPORATION
    Inventors: Ting Lu, Yin Gao, Bo Dai
  • Publication number: 20230189297
    Abstract: Provided are a system message transmission method and device, which relate to the field of wireless communications. According to the system message transmission method, a system message is transmitted at a preset resource location; and a physical downlink channel is transmitted according to the system message. The system message may include at least one of: frequency domain location information of a system, configuration information of a physical shared channel carrying a system message, configuration information of terminal access, available resource information of the physical downlink channel, and radio frame information.
    Type: Application
    Filed: February 8, 2023
    Publication date: June 15, 2023
    Inventors: Bo DAI, Shuqiang XIA, Guanghui YU, Liujun HU, Yifei YUAN
  • Publication number: 20230189214
    Abstract: This patent document describes, among other things, techniques, and apparatuses for providing multi-carrier configuration, selection, and continuity of service for broadcast and multicast services. In one aspect, a method of wireless communication is disclosed. The method includes transmitting, from the wireless node to the network node, a report including information identifying one or more enhanced coverage levels or number of physical random-access channel (PRACH) repetitions associated with the wireless node.
    Type: Application
    Filed: February 3, 2023
    Publication date: June 15, 2023
    Inventors: Ting LU, Bo DAI, Xiubin SHA
  • Publication number: 20230180261
    Abstract: This document generally relates to wireless communication schemes that include setting or determining PDCCH detection attempt parameters by setting or determining at least one of: a total DCI monitoring number, a specific DCI monitoring number, a non-overlapped CCE number, an aggregation level number, or a total PDCCH detection attempt number. The PDCCH detection attempt parameters may correspond to a reduced maximum number of PDCCH candidates per slot per serving cell, and/or a maximum number of non-overlapped CCEs per slot per serving cell. User devices, including reduced capability UEs, may utilize the PDCCH detection attempt parameters when detecting or blindly decoding PDCCH candidates.
    Type: Application
    Filed: July 26, 2022
    Publication date: June 8, 2023
    Applicant: ZTE Corporation
    Inventors: Youjun HU, Bo DAI, Luanjian BIAN, Huiying FANG, Weiwei YANG, Kun LIU
  • Publication number: 20230180044
    Abstract: Presented are systems and methods for enhancing wireless communication device measurements. A wireless communication device may receive a configuration of time information from the wireless communication node. The configuration may comprise a configuration of time information for measurements to be performed by the wireless communication device. The wireless communication device may perform at least one of the measurements according to the configuration.
    Type: Application
    Filed: February 2, 2023
    Publication date: June 8, 2023
    Inventors: Ting LU, Li NIU, Bo DAI, Xiubin SHA
  • Patent number: 11665643
    Abstract: A signal sending and receiving method and apparatus are provided. A first signal is sent, and a sequence of the first signal is generated at least based on a first sequence and a second sequence. There are multiple manners for determining the first sequence and the second sequence. For example, the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal, and the second sequence is determined at least according to a cell index corresponding to the first signal.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: May 30, 2023
    Assignee: ZTE CORPORATION
    Inventors: Weiwei Yang, Bo Dai, Huiying Fang, Kun Liu