Patents by Inventor Xiaobo Zhang
Xiaobo 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).
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Publication number: 20240414692Abstract: The present disclosure provides a method and a device in a User Equipment (UE) and a base station used for paging. The UE first monitors a first signaling in X time intervals respectively, and then receives a first radio signal. The first signaling is used for determining scheduling information for the first radio signal. The scheduling information includes at least one of {occupied time-frequency resource, adopted MCS, subcarrier spacing of subcarriers in occupied frequency domain resource}. The first radio signal carries a paging message. The frequency domain resource is used for transmitting the first signaling belongs to a first subband. The first subband includes a positive integer number of consecutive subcarriers in frequency domain. At least one of {location of the first subband in frequency domain, subcarrier spacing of subcarriers included in the first subband} is used for determining the X time intervals.Type: ApplicationFiled: February 23, 2024Publication date: December 12, 2024Applicant: APEX BEAM TECHNOLOGIES LLCInventor: Xiaobo ZHANG
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Publication number: 20240414662Abstract: A node first receives a first information set, the first information set is used to indicate a first reference signal resource set and a second reference signal resource set; then transmits a target signal, the target signal comprises a second information set; the second information set comprises a first power difference value; the first power difference value is equal to a difference value of a first target power value minus a first reference power value, and the first reference power value is equal to a sum of a first power value and a second power value; the first power value is associated with the first reference signal resource set, and the second power value is associated with the second reference signal resource set. This improves the reporting method of power headroom when the terminal is configured with multiple reference signal resource sets to improve spectrum efficiency.Type: ApplicationFiled: August 19, 2024Publication date: December 12, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qi JIANG, Xiaobo ZHANG
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Patent number: 12166701Abstract: The present disclosure provides a method and a device in a node used for wireless communications. A first node firstly receives a first signaling and a second signaling, the first signaling indicating a first zone size and a second zone size, while the second signaling indicating a first radio resource pool and a second radio resource pool; and then determines according to the current position whether to transmit a first signal in a first radio resource set; when the first radio resource set is associated with the first radio resource pool, the first zone size is used to determine the current position. By respectively associating the first zone size and the second zone size with the first radio resource pool and the second radio resource pool, the present disclosure manages to optimize the determination of feedback transmission in sidelink, which in turn improves the spectrum efficiency of sidelink transmission.Type: GrantFiled: February 11, 2022Date of Patent: December 10, 2024Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qi Jiang, Xiaobo Zhang
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Patent number: 12167373Abstract: The present disclosure provides a method and device in a node used for wireless communications. A first node first receives a first signaling, receives a first signal in a first time-frequency resource set, and the first time-frequency resource set belongs to a first time-frequency resource pool; then transmits a first information set in a target time-frequency resource set; the first field in the first signaling is used to indicate the target time-frequency resource set out of the second time-frequency resource set and the third time-frequency resource set; the first information set is used to indicate whether the first signal is correctly received; the second time-frequency resource set is related to a location of the first time-frequency resource set in the first time-frequency resource pool. The application improves the transmission efficiency of the sidelink feedback channel to improve the spectrum efficiency on sidelink.Type: GrantFiled: May 3, 2022Date of Patent: December 10, 2024Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qi Jiang, Xiaobo Zhang
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Publication number: 20240406940Abstract: A first node receives a first signaling and transmits a first signal. The first signaling indicates scheduling information of the first signal; the first signal comprises a first sub-signal and a second sub-signal; a first field and a second field of the first signaling are respectively used to determine antenna ports for transmitting the first sub-signal and the second sub-signal; a payload of bit(s) in the second field of the first signaling is related to K1 candidate integers; the relationship between the payload of the bit(s) in the second field of the first signaling and the K1 candidate integers is related to whether a time-domain resource occupied by the first sub-signal overlaps with a time-domain resource occupied by the second sub-signal. The above method meets different requirements for the number of bits in the first field and the second field for different multiplexing methods.Type: ApplicationFiled: August 16, 2024Publication date: December 5, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Keying WU, Xiaobo ZHANG
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Publication number: 20240396698Abstract: A user equipment transmits a first wireless signal and transmits a second wireless signal; the first wireless signal is generated by a first sequence; the first wireless signal is used to determine a first time interval; the first time interval is a time interval between a first and a second time instant; the first time instant is a starting time instant at which a transmitter of the first wireless signal transmits the first wireless signal; the second time instant is a starting time instant at which a transmitter of the second wireless signal transmits the second wireless signal; the first time instant is earlier than the second time instant; the second wireless signal occupies a first wireless resource; the first wireless resource is one of J candidate wireless resources; the first time interval is used to determine the first wireless resource out of the J candidate wireless resources.Type: ApplicationFiled: January 26, 2024Publication date: November 28, 2024Applicant: APEX BEAM TECHNOLOGIES LLCInventor: Xiaobo ZHANG
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Publication number: 20240397553Abstract: The present application discloses a method and device for wireless communications, comprising transmitting a first signal, and the first signal indicating a request for a first system information block; receiving a first system information block transmitted by broadcast; wherein the first node is in RRC_CONNECTED state; whether the first signal is a signal transmitted on a PRACH or an RRC message occupying a CCCH in a random access procedure or an RRC message occupying a DCCH is dependent on a first parameter set, at least a latter of a downlink reception time and an uplink transmission time is dependent on the first parameter set. The present application can save more electricity through the first signal.Type: ApplicationFiled: May 17, 2024Publication date: November 28, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Yu CHEN, Xiaobo ZHANG
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Publication number: 20240397393Abstract: The present application discloses a method and a device in a communication node for wireless communications. The communication node receives a first signaling, the first signaling indicating a first condition set, the first condition set including multiple triggering conditions; and as a response to a first triggering condition being satisfied, disconnects from a first serving cell and applies a first candidate configuration, the first candidate configuration including configuration information for a second serving cell, the first serving cell and the second serving cell each being a SpCell; the first triggering condition being satisfied occurs after receiving the first signaling, the first triggering condition is a triggering condition in a first condition subset, and the first condition subset is a proper subset of the first condition set; the first condition subset is related to the first serving cell.Type: ApplicationFiled: July 12, 2024Publication date: November 28, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qiaoling YU, Xiaobo ZHANG
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Publication number: 20240397559Abstract: The present application provides a method and device in a node for wireless communications. A first transmitter transmits a first preamble in a first PRACH occasion; a first receiver receives a first signaling, and the first signaling adopts a first RNTI; wherein the first signaling is used to respond to a transmission of the first preamble; a first time-domain symbol is an earliest time-domain symbol of the first PRACH occasion; an index of a reference time-domain symbol and an index of a reference slot are both used to determine the first RNTI, the reference time-domain symbol is a time-domain symbol other than the first time-domain symbol, and the reference time-domain symbol belongs to the reference slot; a time-domain position of the reference time-domain symbol is related to at least one of the first PRACH occasion or the first preamble.Type: ApplicationFiled: July 12, 2024Publication date: November 28, 2024Applicant: SHANGHAI TUILUO COMMUNICATION TECHNOLOGY PARTNERSHIP (LIMITED PARTNERSHIP)Inventors: Yang HU, Xiaobo ZHANG
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Publication number: 20240397434Abstract: The node firstly receives a first information set, the first information set indicating a first reference signal resource set and a second reference signal resource set; and then transmits a target signal, the target signal comprising a second information set; the second information set comprises a first power difference, or comprises a second power difference and a third power difference; the first power difference is associated with the first reference signal resource set or the second reference signal resource set; the second power difference and the third power difference are respectively associated with the first reference signal resource set and the second reference signal resource set; the target signal is used to determine whether the second information set comprises the first power difference or comprises both the second power difference and the third power difference. This application improves uplink power control for multi-panel terminals to increase system flexibility.Type: ApplicationFiled: August 5, 2024Publication date: November 28, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qi JIANG, Xiaobo ZHANG
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Patent number: 12155600Abstract: The present disclosure provides a method and a device for use in wireless communication node. The communication node transmits first information; herein, for a given SCS, the communication node assumes that X1 PRB(s) is (are) comprised in frequency-domain resources that can be occupied by the communication node for transmissions, X1 being a positive integer, and the X1 PRB(s) occupies (occupy) consecutive frequency-domain resources; a position of the X1 PRB(s) in frequency domain is related to at least one of whether the communication node is in coverage or a synchronization reference source selected by the communication node; the first information is used to indicate a position of the X1 PRB(s) in frequency domain, and the first information is transmitted via an air interface. The method in the present disclosure reduces interference and improves link and system performance.Type: GrantFiled: April 21, 2021Date of Patent: November 26, 2024Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Zheng Liu, Xiaobo Zhang, Lin Yang
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Publication number: 20240389029Abstract: The disclosure provides a method and a base station device for wireless communication. A RRC signaling having reference signal resource set(s) and second-type bit field(s) is transmitted, each of the second-type bit field(s) for indicating one power offset and corresponding to one of a plurality of indexes related to the reference signal resource set(s), the second-type bit field(s) including only one second-type bit field corresponding to a first index of the indexes. A PHY signaling having a first bit for determining a first reference signal resource set associated to the plurality of indexes is transmitted. Then a first radio signal at a first power value that is only related to power offsets indicated by all second-type bit fields among the second-type bit field(s) that correspond to the first index is received, the first radio signal being Quasi Co-located with one of the reference signal resource set(s).Type: ApplicationFiled: May 17, 2024Publication date: November 21, 2024Inventors: Qi Jiang, Xiaobo Zhang
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Publication number: 20240381322Abstract: The present disclosure discloses a method and device in UE and base station used for wireless communications. A UE transmits a first radio signal, the first radio signal indicating a first reference signal out of M reference signals; and monitors a first signaling in each of W time-frequency resource block(s). Herein, at least one reference signal of the M reference signals is transmitted by a first serving cell, and the first serving cell is not added by the UE; the UE assumes that a transmission antenna port of the first signaling is Quasi-Co-Located with a transmission antenna port of the first reference signal; W is a positive integer, and M is a positive integer greater than 1. Such method can be employed to avoid delay and service interruption brought about by cell handover.Type: ApplicationFiled: July 19, 2024Publication date: November 14, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Keying WU, Xiaobo ZHANG, Lin YANG
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Publication number: 20240381361Abstract: The present application provides a method and device for wireless communications. A communication node receives a first message, the first message is configured with an uplink grant, and any two uplink grants configured by the first message are non-overlapping in time; transmits first control information in a first uplink grant, the first control information indicates whether a target uplink grant is unused, the first uplink grant and the target uplink grant are configured by the first message, the target uplink grant is after the first uplink grant; a candidate for an indication of the first control information for the target uplink grant depends on a first condition set; when the first condition set is met, a candidate for an indication of the first control information for the target uplink grant comprises unused and not unused. The method improves the resource utilization rate and avoids the interference.Type: ApplicationFiled: May 7, 2024Publication date: November 14, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qiaoling YU, Xiaobo ZHANG
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Publication number: 20240381348Abstract: Present application discloses a method and a device in a communication node for wireless communications. The communication node receives a first message, the first message configuring uplink grants, any two uplink grants configured by the first message being temporally non-overlapped; and receives a second message, the second message indicating a first symbol set; and transmits first control information in a first uplink grant, the first control information indicating whether K2 uplink grant(s) is(are) unused, the first uplink grant and the K2 uplink grant(s) being configured by the first message, the K2 uplink grant(s) being after the first uplink grant; the K2 uplink grant(s) is(are) dependent on at least a former of a time-domain location of the uplink grants configured by the first message or a location of the first symbol set; K2 being a positive integer. The scheme improves the effectiveness of information indicated by the first control information.Type: ApplicationFiled: May 7, 2024Publication date: November 14, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qiaoling YU, Xiaobo ZHANG
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Publication number: 20240373668Abstract: A multifunctional composite panel and a system for fabricating the multifunctional composite panel are disclosed. The multifunctional composite panel may include a plurality of structural layers and a plurality of photovoltaic layers disposed adjacent the plurality of structural layers. The structural layers may include a plurality of alternating layers where each of the alternating layers includes a first layer and a second layer. The first layer may include one or more polymers and the second layer may include one or more inorganic materials. The system for fabricating the multifunctional composite panel may include a based configured to support the multifunctional composite panel and a plurality of application heads disposed proximal the based and configured to form layers of the multifunctional composite panel.Type: ApplicationFiled: July 19, 2024Publication date: November 7, 2024Applicant: The Boeing CompanyInventors: Jiangtian Cheng, Paul S. Nordman, Hojun Yoon, Xiaobo Zhang
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Publication number: 20240372674Abstract: A first node receives a first signaling, transmits a first signal, a second signal, a first reference signal and a second reference signal in a target time-frequency resource block; the first signaling is used to indicate the target time-frequency resource block; the first signaling is used to indicate a first reference signal resource group and a second reference signal resource group, the first reference signal resource group is used to determine antenna port(s) for transmitting the first signal, and the second reference signal resource group is used to determine antenna port(s) for transmitting the second signal; the first/second reference signal is associated with the first/second reference signal resource group; a time density of the first reference signal and a time density of the second reference signal are related to whether the first signal and the second signal carry a same TB (Transport Block).Type: ApplicationFiled: July 15, 2024Publication date: November 7, 2024Applicant: SHANGHAI TUILUO COMMUNICATION TECHNOLOGY PARTNERSHIP (LIMITED PARTNERSHIP)Inventors: Lu WU, Xiaobo ZHANG
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Publication number: 20240373373Abstract: The node firstly receives a first information set, the first information set indicating a first reference signal resource set; and then transmits a second information set; the second information set includes a first power difference and a second power difference; the first power difference is equal to a difference obtained by subtracting a first target power value from a first power value, and the second power difference is equal to a difference obtained by subtracting a second target power value from a second power value; the first target power value and the second target power value are both associated to a first reference signal resource in the first reference signal resource set; the first target power value and the second target power value are for a same cell. This application improves uplink power control under multi-panel terminals to increase system flexibility.Type: ApplicationFiled: July 17, 2024Publication date: November 7, 2024Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITEDInventors: Qi JIANG, Xiaobo ZHANG
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Publication number: 20240365299Abstract: A method and device in anode for wireless communications. A first node receives a first signaling, transmits a target signal and a target reference signal group in a target time-frequency resource block; a number of layer(s) of the target signal is equal to a sum of a number of layer(s) of a first sub-signal and a number of layer(s) of a second sub-signal; a first reference signal resource group is used to determine antenna port(s) for transmitting the first sub-signal, and a second reference signal resource group is used to determine antenna port(s) for transmitting the second sub-signal; the target reference signal group comprises P reference signals; a first reference signal is a reference signal transmitted by a first antenna port among the P reference signals; transmit power of the first reference signal on a first RE is linearly correlated with a linear value of a first factor.Type: ApplicationFiled: July 12, 2024Publication date: October 31, 2024Applicant: SHANGHAI TUILUO COMMUNICATION TECHNOLOGY PARTNERSHIP (LIMITED PARTNERSHIP)Inventors: Lu WU, Xiaobo ZHANG
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Publication number: 20240365341Abstract: The present application discloses a method and a device in a node for wireless communications. A first receiver receives first information and a first DCI, the first DCI comprising a first field; a first transmitter transmits a first bit block on a first wireless channel; herein, the first DCI is used to schedule the first wireless channel, the first field in the first DCI being used to determine one of a frequency-domain resource occupied by the first wireless channel or an MCS used by the first wireless channel; the first information is used to determine whether there is a field in the first DCI that is related to a method of indication of the first field in the first DCI and is used to determine a waveform for the first wireless channel.Type: ApplicationFiled: July 11, 2024Publication date: October 31, 2024Applicant: SHANGHAI TUILUO COMMUNICATION TECHNOLOGY PARTNERSHIP (LIMITED PARTNERSHIP)Inventors: Yang HU, Xiaobo ZHANG