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公开(公告)号：US10939386B2
公开(公告)日：2021-03-02
申请号：US16623289
申请日：2018-06-01
Applicant: ZTE CORPORATION
Inventor： Ke Yao , Bo Gao , Yuxin Wang , Chuangxin Jiang , Zhaohua Lu
Abstract: Provided are a method and device for determining transmission power, a terminal and a storage medium. The method includes measuring a first reference signal and determining a pathloss of the first reference signal; determining an pathloss of the uplink transmission according to a type of the uplink transmission, an association relationship between the uplink transmission and the first reference signal, and the pathloss of the first reference signal; determining an power adjustment amount of the uplink transmission; and determining the transmission power of the uplink transmission according to at least one of the pathloss of the uplink transmission or the power adjustment amount of the uplink transmission.
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公开(公告)号：US10833746B2
公开(公告)日：2020-11-10
申请号：US15733011
申请日：2018-03-22
Applicant: ZTE CORPORATION
Inventor： Yong Li , Zhaohua Lu , Hao Wu , Chuangxin Jiang , Yuxin Wang , Huahua Xiao , Yijian Chen
Abstract: Disclosed are a method and device for transmitting a channel state information-reference signal, a processor and a storage medium. The method includes: determining, by a base station, channel state information-reference signal, where the channel state information-reference signal at least includes the number of CSI-RS ports and information of components, the CSI-RS ports are used for transmitting the CSI-RS, and a CSI-RS resource is used for carrying the CSI-RS; sending, by the base station, the information of the CSI-RS to a terminal; and transmitting, by the base station, the CSI-RS. In such a way, the technical problems in the related art of poor channel measurement performance and high system complexity are solved.
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公开(公告)号：US10686571B2
公开(公告)日：2020-06-16
申请号：US15934993
申请日：2018-03-24
Applicant: ZTE Corporation
Inventor： Yuxin Wang , Yijian Chen , Yu Ngok Li
Abstract: The present disclosure provides a method for signaling configuration. The method includes: signaling, by a base station, a first special subframe configuration and a second special subframe configuration to a User Equipment (UE) via a first signaling message and a second signaling message. The first special subframe configuration is determined by the base station and the UE based on the first signaling message, and the second special subframe configuration is determined by the base station and the UE based on the first signaling message and the second signaling message or based on the second signaling message. With the above method, the problem associated with low multiplexing capacity of Sounding Reference Signals (SRSs) can be solved and the multiplexing capacity of SRSs can be improved.
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24.发明授权公开(公告)号：US10673505B2
公开(公告)日：2020-06-02
申请号：US15568078
申请日：2016-01-04
Applicant: ZTE Corporation
Inventor： Yijian Chen , Yu Ngok Li , Huahua Xiao , Jian Li , Zhaohua Lu , Yuxin Wang , Jing Zhao
IPC: H04B7/06 , H04L1/00 , H04L5/00 , H04B7/0456 , H04W24/10 , H04B17/345
Abstract: A method and device for configuring channel information are provided. The method includes: a base station configures Q Channel State Information (CSI) measurement threads for a CSI process, wherein Q is an integer greater than or equal to 2; and the base station configures P1 channel measurement reference signals and P2 interference measurement resources for the Q CSI measurement threads, wherein the P1 channel measurement reference signals are used to perform channel measurement on the Q CSI measurement threads, and the P2 interference measurement resources are used to perform interference measurement on the Q CSI measurement threads, P1 and P2 being integers greater than zero.
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25.发明授权公开(公告)号：US10651910B2
公开(公告)日：2020-05-12
申请号：US15763272
申请日：2016-08-08
Applicant: ZTE Corporation
Inventor： Yijian Chen , Yu Ngok Li , Jianxing Cai , Huahua Xiao , Yong Li , Yuxin Wang , Zhaohua Lu , Hao Wu
Abstract: Information sending, information determining and relationship determining methods and devices are provided. According to the information sending method, a base station sends M parameter sets via high-layer signaling, wherein M>=1, M is a positive integer, each parameter set includes quasi-co-location Non-Zero Power (NZP) Channel State Information Reference Signal (CSI-RS) indication information, and the quasi-co-location NZP CSI-RS indication information is used by a terminal to acquire a large-scale characteristic of a channel; and when M>1, the base station indicates, via a physical-layer control signaling, parameter set selection information of a subframe on which the physical-layer control signaling is sent.
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Patent Agency Ranking
公开(公告)号：US20190268185A1
公开(公告)日：2019-08-29
申请号：US16407167
申请日：2019-05-08
Applicant: ZTE Corporation
Inventor： Yuxin Wang , Chuangxin Jiang , Shujuan Zhang , Zhaohua Lu , Yu Ngok Li
Abstract: Disclosed is an information transmission method. The method includes that: a first communication node determines a resource or parameter for a second communication node to transmit a reference signal, and indicates the resource or parameter to the second communication node through signaling; and the second communication node receives the signaling transmitted by the first communication node, determines the resource or parameter for transmitting the reference signal based on the signaling or based on the signaling and a rule predefined by the first communication node and the second communication node, and uses the determined resource or parameter to transmit the reference signal.
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公开(公告)号：US20190260430A1
公开(公告)日：2019-08-22
申请号：US16324808
申请日：2017-07-25
Applicant: ZTE CORPORATION
Inventor： Jianxing Cai , Zhaohua Lu , Yu Ngok Li , Yijian Chen , Huahua Xiao , Hao Wu , Yong Li , Yuxin Wang
IPC: H04B7/0417 , H04B7/0456 , H04W24/10 , H04L5/00
Abstract: The present invention provides a channel state information feedback method and device. The method includes: selecting, by a communication node, N information groups from configured M information groups; where N and M are positive integers, and N is less than or equal to M; processing, by the communication node, the selected N information groups in a preset manner to obtain index information of the N information groups and parameter information of the preset manner, wherein the index information comprises group indices of the N information groups or index of information in the N information groups; and feeding back, by the communication node, the index information and the parameter information.
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公开(公告)号：US10341080B2
公开(公告)日：2019-07-02
申请号：US15567998
申请日：2015-10-19
Applicant: ZTE Corporation
Inventor： Yuxin Wang , Yijian Chen , Yu Ngok Li
IPC: H04L5/14 , H04B7/0417 , H04L5/00 , H04B7/0413 , H04W24/10 , H04W92/10 , H04B7/06 , H04B7/0456
Abstract: Provided are a method and apparatus for determining the quantity of channel quality indicators (CQI). The method comprises: a terminal determining the quantity of ranks or the quantity of CQIs to be fed back according to at least one piece of the following pieces of information: the quantity of ports of a channel state information referenced signal (CSI-RS), the quantity of ports of a downlink demodulation reference signal (DMRS), and a configuration signalling of a base station. The present invention solves the problem of non-matching between CQIs reported by a TDD system under an FD-MIMO and CQIs actually needing to be used in the related art, improves the reliability of downlink transmission, saves overheads of a downlink signalling, and improves the downlink transmission performance.
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公开(公告)号：US20180331797A1
公开(公告)日：2018-11-15
申请号：US15773925
申请日：2016-10-24
Applicant: ZTE Corporation
Inventor： Yuxin Wang , YU Ngok Li , Yijian Chen , Zhaohua Lu , Yong Li , Huahua Xiao , Jianxing Cai , Hao Wu
IPC: H04L5/00
CPC classification number: H04L5/0007 , H04L5/0023 , H04L5/0048 , H04L5/005 , H04L5/0082 , H04L5/0091 , H04L5/1469 , H04L27/261
Abstract: The invention provides a method of transmitting a sounding reference signal (SRS) and a device utilizing the same. The method comprises: a user equipment transmits, to a base station, a sounding reference signal (SRS) on a time domain symbol in a special subframe, wherein the time domain symbol comprises one or more time domain symbols of time domain symbols occupying an uplink pilot time slot; and a number of the time domain symbols occupying the uplink pilot time slot is N, N is an integer, and 3≤N≤12. The embodiment resolves a problem of an incomplete scheme of transmitting an SRS on a time domain symbol, and realizes transmission of an SRS on increased time domain symbols.
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公开(公告)号：US20180123772A1
公开(公告)日：2018-05-03
申请号：US15567998
申请日：2015-10-19
Applicant: ZTE CORPORATION
Inventor： Yuxin Wang , Yijian Chen , Yu Ngok Li
IPC: H04L5/14 , H04L5/00 , H04B7/0417
CPC classification number: H04L5/1461 , H04B7/0413 , H04B7/0417 , H04B7/0456 , H04B7/0486 , H04B7/0632 , H04B7/0689 , H04L5/005 , H04L5/0051 , H04L5/0057 , H04L5/0094 , H04L5/1469 , H04W24/10 , H04W92/10
Abstract: Provided are a method and apparatus for determining the quantity of channel quality indicators (CQI). The method comprises: a terminal determining the quantity of layers or the quantity of CQIs to be fed back according to at least one piece of the following pieces of information: the quantity of ports of a channel state information referenced signal (CSI-RS), the quantity of ports of a downlink demodulation reference signal (DMRS), and a configuration signalling of a base station. The present invention solves the problem of non-matching between CQIs reported by a TDD system under an FD-MIMO and CQIs actually needing to be used in the related art, improves the reliability of downlink transmission, saves overheads of a downlink signalling, and improves the downlink transmission performance
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