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公开(公告)号：US10075947B2
公开(公告)日：2018-09-11
申请号：US15660980
申请日：2017-07-27
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Jianqin Liu , Kunpeng Liu , Qiang Wu , Yongxing Zhou , Jianghua Liu
CPC classification number: H04W72/042 , H04L5/00 , H04L5/0053 , H04W72/04 , Y02D70/20
Abstract: The present invention provides a method for assigning the number of control channel candidates and the number of blind detection times, a base station, and a user equipment. The method includes determining a first aggregation level set {L1i} and determining the number of EPDCCH candidates corresponding to each aggregation level in the {L1i}. {L1i} is formed by N aggregation levels supported by an EPDCCH. A second aggregation level set {L2j} is determined along with the number of EPDCCH candidates corresponding to each aggregation level in the {L2j}. {L2j} is formed by M aggregation levels supported by an EPDCCH to be detected, {L2j} is a subset of {L1i}, and the number of EPDCCH candidates corresponding to L2j in {L2j} is greater than or equal to the number of EPDCCH candidates corresponding to L2j in {L1i}.
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公开(公告)号：US20180103477A1
公开(公告)日：2018-04-12
申请号：US15840659
申请日：2017-12-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Qiang Wu , Jianqin Liu , Jianghua Liu
CPC classification number: H04W72/0453 , H04L5/001 , H04L5/0048 , H04L5/0053 , H04L43/50 , H04W24/02 , H04W72/02 , H04W72/12 , H04W88/08
Abstract: The present disclosure describes a physical downlink control channel (PDCCH) candidate determining method and device, and relates to the field of wireless communications, so as to avoid PDCCH blocking and improve reliability of control information transmission. The method of the present invention includes: determining an PDCCH resource set p in a subframe k, where the PDCCH resource set p includes NECCE,p,k=q×r enhanced control channel elements (ECCEs), an PDCCH candidate of an PDCCH with an aggregation level being L corresponds to L ECCEs having consecutive reference numerals, and an PDCCH candidate is capable of carrying an PDCCH; and determining the number of PDCCH candidates at the aggregation level L of a carrier corresponding to an index Cellindex and an ECCE corresponding to each PDCCH candidate, where the ECCE corresponding to each PDCCH candidate at the aggregation level L is related to the index Cellindex.
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公开(公告)号：US09838106B2
公开(公告)日：2017-12-05
申请号：US15160919
申请日：2016-05-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jianqin Liu , Jianghua Liu
IPC: H04B7/06 , H04B7/0417 , H04W72/04 , H04L1/00
CPC classification number: H04B7/0639 , H04B7/0417 , H04B7/0626 , H04B7/065 , H04L1/0026 , H04W72/0413 , H04W72/0446
Abstract: Embodiments relate to a feedback method channel state information. The method includes acquiring, by user equipment, first channel state information based on a first channel state information measurement resource that is configured by a base station and that corresponds to a first antenna port representing a horizontal dimension. The method also includes acquiring, based on a second channel state information measurement resource, which is configured by the base station, of a second antenna port representing a vertical dimension, second channel state information. The method also includes feeding back channel state information to the base station, which includes: feeding back the first channel state information to the base station according to a first feedback mode, and feeding back the second channel state information to the base station according to a second feedback mode, where the second feedback mode is different from the first feedback mode.
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104.发明申请公开(公告)号：US20170325206A1
公开(公告)日：2017-11-09
申请号：US15660980
申请日：2017-07-27
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Jianqin Liu , Kunpeng Liu , Qiang Wu , Yongxing Zhou , Jianghua Liu
CPC classification number: H04W72/042 , H04L5/00 , H04L5/0053 , H04W72/04
Abstract: The present invention provides a method for assigning the number of control channel candidates and the number of blind detection times, a base station, and a user equipment. The method includes determining a first aggregation level set {L1i} and determining the number of EPDCCH candidates corresponding to each aggregation level in the {L1i}. {L1i} is formed by N aggregation levels supported by an EPDCCH. A second aggregation level set {L2j} is determined along with the number of EPDCCH candidates corresponding to each aggregation level in the {L2j}. {L2j} is formed by M aggregation levels supported by an EPDCCH to be detected, {L2j} is a subset of {L1i}, and the number of EPDCCH candidates corresponding to L2j in {L2j} is greater than or equal to the number of EPDCCH candidates corresponding to L2j in {L1i}.
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105.发明申请公开(公告)号：US20170324529A1
公开(公告)日：2017-11-09
申请号：US15491290
申请日：2017-04-19
Applicant: Huawei Technologies Co., Ltd.
Inventor： Qiang Wu , Chi Gao , Jianqin Liu , Jianghua Liu
CPC classification number: H04L5/0048 , H04L5/001 , H04L5/0053 , H04L5/0064 , H04W72/04 , H04W72/0406
Abstract: The present invention provides methods for transmitting and receiving a control channel, a base station, and a user equipment. The method for transmitting a control channel includes: determining m PRB pairs used for transmitting a control channel to be transmitted; when a distributed transmission mode is used for transmission, determining an aggregation level L of the control channel to be transmitted; determining, according to the aggregation level L, a first control channel candidate at the aggregation level L; and placing, on physical resources to which the first control channel candidate is mapped, control information of the control channel to be transmitted, and transmitting the control information. The present invention improves multiplexing efficiency of control channels of different modes.
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Patent Agency Ranking
公开(公告)号：US09565010B2
公开(公告)日：2017-02-07
申请号：US14100281
申请日：2013-12-09
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Lei Wan , Xinrui Feng , Yong Wu , Jianqin Liu , Wei Sun
CPC classification number: H04L5/0073 , H04L5/0026 , H04W16/28 , H04W72/046
Abstract: The present invention discloses a method including: obtaining downtilt coordination information of a local cell and downtilt coordination information of a neighbor cell; and setting, according to the downtilt coordination information of the local cell and the downtilt coordination information of the neighbor cell, a downtilt of a time-frequency resource block on an antenna of the local cell with respect to a to-be-coordinated user equipment. The downtilt coordination information of the local cell and that of the neighbor cell are referenced to for setting the downtilt of the time-frequency resource block on the antenna of the local cell with respect to the to-be-coordinated user equipment, which avoids interference on user equipments within a service range of the neighbor cell while ensuring signal received power and SINR experience for user equipments within a service range of the local cell.
Abstract translation: 本发明公开了一种方法，包括：获取本地小区的下行协调信息和相邻小区的下行协调信息; 并且根据本地小区的下行协调信息和相邻小区的下行协调信息来设置本地小区的天线上的时间 - 频率资源块相对于协调的用户设备的下降 。 参考本地小区的下行协调信息和相邻小区的下行协调信息，用于设置本地小区的天线上相对于协调的用户设备的时频资源块的下倾，避免了干扰 在相邻小区的服务范围内的用户设备上，同时确保本地小区的服务范围内的用户设备的信号接收功率和SINR经验。
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公开(公告)号：US20160269089A1
公开(公告)日：2016-09-15
申请号：US15160919
申请日：2016-05-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jianqin Liu , Jianghua Liu
CPC classification number: H04B7/0639 , H04B7/0417 , H04B7/0626 , H04B7/065 , H04L1/0026 , H04W72/0413 , H04W72/0446
Abstract: Embodiments relate to a feedback method channel state information. The method includes acquiring, by user equipment, first channel state information based on a first channel state information measurement resource that is configured by a base station and that corresponds to a first antenna port representing a horizontal dimension. The method also includes acquiring, based on a second channel state information measurement resource, which is configured by the base station, of a second antenna port representing a vertical dimension, second channel state information. The method also includes feeding back channel state information to the base station, which includes: feeding back the first channel state information to the base station according to a first feedback mode, and feeding back the second channel state information to the base station according to a second feedback mode, where the second feedback mode is different from the first feedback mode.
Abstract translation: 实施例涉及一种反馈方法信道状态信息。 该方法包括：基于由基站配置的第一信道状态信息测量资源，并且对应于表示水平维度的第一天线端口，由用户设备获取第一信道状态信息。 该方法还包括：基于由基站配置的第二信道状态信息测量资源获取表示垂直维度的第二天线端口，第二信道状态信息。 该方法还包括向基站反馈信道状态信息，其包括：根据第一反馈模式将第一信道状态信息反馈到基站，并且根据第一反馈模式向基站反馈第二信道状态信息 第二反馈模式，其中第二反馈模式不同于第一反馈模式。
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108.发明授权Power control method, activation management method, user equipment, and base station 有权功率控制方法，激活管理方法，用户设备和基站公开(公告)号：US09408163B2
公开(公告)日：2016-08-02
申请号：US14192226
申请日：2014-02-27
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Guanglin Han , Jianqin Liu
CPC classification number: H04W52/146 , H04W52/0206 , H04W52/34 , H04W52/36 , H04W52/50 , H04W72/0413 , H04W72/042 , H04W72/0473 , H04W74/0833 , H04W84/042 , Y02D70/1242 , Y02D70/1262 , Y02D70/1264
Abstract: An embodiment of the present invention discloses a power control method, including: obtaining, by a UE, configuration information, where the configuration information includes a configuration parameter of at least one Scell configured by a base station for the UE; setting, by the UE, an initial power adjustment value of the Scell according to the configuration parameter of the Scell in the configuration information; and controlling, by the UE, transmit power on the Scell according to the set initial power adjustment value of the Scell. Correspondingly, an embodiment of the present invention further discloses an activation management method, a UE, and a base station. By using the present invention, transmit power of a UE on an Scell can be accurately controlled, thereby ensuring accuracy of data transmission.
Abstract translation: 本发明的实施例公开了一种功率控制方法，包括：由UE获取配置信息，其中配置信息包括由用于UE的基站配置的至少一个Scell的配置参数; 根据配置信息中的Scell的配置参数，由UE设置Scell的初始功率调整值; 并且由所述UE根据所设置的所述Scell的初始功率调整值来控制所述Scell上的功率。 相应地，本发明的实施例还公开了激活管理方法，UE和基站。 通过使用本发明，可以精确地控制UE在Scell上的发射功率，从而保证数据传输的准确性。
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公开(公告)号：US20150156752A1
公开(公告)日：2015-06-04
申请号：US14610879
申请日：2015-01-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jianqin Liu , Kunpeng Liu , Qiang Wu , Jianghua Liu
IPC: H04W72/04
CPC classification number: H04W72/042 , H04L5/0053 , H04L5/0064 , H04W72/0406
Abstract: Embodiments of the present invention relate to the communications field and provide a control channel transmission method and apparatus. The method includes: grouping REs except a DMRS in each physical resource block pair of L determined physical resource block pairs used to transmit a control channel into N eREGs, and calculating the number of valid REs except other overheads in each eREG of the N eREGs; and then mapping each of the eCCEs onto M eREGs according to the number of valid REs included in each eREG of the N eREGs of each physical resource block pair, and sending the eCCE by using the resource elements included in the eREG.
Abstract translation: 本发明的实施例涉及通信领域并提供控制信道传输方法和装置。 该方法包括：将用于将控制信道发送到N个eREG的L个确定的物理资源块对的每个物理资源块对中的除DMRS之外的RE进行分组，以及计算N个eREG的每个eREG中除了其他开销之外的有效RE的数量; 然后根据包含在每个物理资源块对的N个eREG的每个eREG中的有效RE的数量，将每个eCCE映射到M eREG上，并通过使用eREG中包含的资源元素来发送eCCE。
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110.发明申请METHODS FOR TRANSMITTING AND RECEIVING CONTROL CHANNEL, BASE STATION, AND USER EQUIPMENT 有权发送和接收控制信道，基站和用户设备的方法公开(公告)号：US20150146672A1
公开(公告)日：2015-05-28
申请号：US14611999
申请日：2015-02-02
Applicant: Huawei Technologies Co., Ltd.
Inventor： Qiang Wu , Chi Gao , Jianqin Liu , Jianghua Liu
IPC: H04L5/00
CPC classification number: H04L5/0048 , H04L5/001 , H04L5/0053 , H04L5/0064 , H04W72/04 , H04W72/0406
Abstract: The present invention provides methods for transmitting and receiving a control channel, a base station, and a user equipment. The method for transmitting a control channel includes: determining m PRB pairs used for transmitting a control channel to be transmitted; when a distributed transmission mode is used for transmission, determining an aggregation level L of the control channel to be transmitted; determining, according to the aggregation level L, a first control channel candidate at the aggregation level L; and placing, on physical resources to which the first control channel candidate is mapped, control information of the control channel to be transmitted, and transmitting the control information. The present invention improves multiplexing efficiency of control channels of different modes.
Abstract translation: 本发明提供了发送和接收控制信道，基站和用户设备的方法。 用于发送控制信道的方法包括：确定用于发送要发送的控制信道的m个PRB对; 当使用分布式传输模式进行传输时，确定要发送的控制信道的聚合级别L; 根据聚合级L确定聚合级L的第一控制信道候选; 并且将第一控制信道候补映射到的物理资源放置在要发送的控制信道的控制信息中，并发送控制信息。 本发明提供了不同模式的控制信道的复用效率。
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