公开(公告)号：US20190357153A1

公开(公告)日：2019-11-21

申请号：US16349429

申请日：2017-01-12

Applicant: Huawei Technologies Co., Ltd.

Inventor： Lili Zhang ,  Guorong Li ,  Hongcheng Zhuang ,  Richard Stirling-Gallacher

IPC: H04W52/24 ,  H04W72/04 ,  H04W52/16 ,  H04W52/42 ,  H04W52/08

Abstract: Embodiments of the present invention provide a power control method and a terminal, so as to improve accuracy of transmit power used by the terminal during uplink transmission. The method includes: obtaining, by a first terminal, parameter information required for power control, where the parameter information includes at least one of a first parameter, a second parameter, and a third parameter; and determining, by the first terminal based on the parameter information, uplink transmit power used when uplink transmission is performed on a target beam or a target beam pair; where the first parameter includes a beam reception gain of a network device and/or a beam sending gain of the first terminal; the second parameter is used to indicate interference caused by a second terminal to the first terminal on the target beam; and the third parameter includes beam-specific target power and/or terminal-specific target power.

公开(公告)号：US10455593B2

公开(公告)日：2019-10-22

申请号：US15879092

申请日：2018-01-24

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Hongcheng Zhuang ,  Zezhou Luo ,  Jun Chen

IPC: H04W72/08 ,  H04W16/14 ,  H04W24/02 ,  H04W28/16 ,  H04W16/28 ,  H04W88/08

Abstract: A method for allocating access and backhaul resources is provided, including: obtaining multiple coordinating sets in a network and a transmission mode corresponding to each coordinating set; determining, according to the multiple coordinating sets and the transmission mode corresponding to each coordinating set, an access and backhaul resource allocation manner corresponding to an optimal network access and backhaul joint utility; and instructing wireless access points in the network to use the access and backhaul resource allocation manner to transmit data to user terminals in the network. This ensures proper and flexible allocation of access and backhaul resources and improves system resource utilization.

公开(公告)号：US10383048B2

公开(公告)日：2019-08-13

申请号：US15448189

申请日：2017-03-02

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hongcheng Zhuang ,  Jietao Zhang

IPC: H04W88/06 ,  H04W52/24 ,  H04W88/08 ,  H04W48/20 ,  H04B17/318 ,  H04B17/336 ,  H04L5/00 ,  H04L12/26

Abstract: Embodiments of the present invention disclose a cell selection method in a wireless network, a base station, and user equipment. The method includes: determining, by a base station, available uplink and downlink capacities of each cell in a coverage area of the base station; determining available uplink and downlink capacities of a backhaul link of the base station; calculating an uplink offset and a downlink offset of each cell according to the available uplink and downlink capacities of each cell and the available uplink and downlink capacities of the backhaul link of the base station; determining an uplink path loss of user equipment (UE); and sending a message to the UE, where the message carries the uplink path loss of the UE, the uplink offset, and the downlink offset, which are used by the UE to perform cell selection.

公开(公告)号：US10285140B2

公开(公告)日：2019-05-07

申请号：US15582373

申请日：2017-04-28

Applicant: Huawei Technologies Co., Ltd. ,  Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.

Inventor： Hongcheng Zhuang ,  Andrian Beletchi ,  Jietao Zhang

IPC: H04W52/36 ,  H04W52/00 ,  H04W52/24 ,  H04W52/34

Abstract: Embodiments of the present invention disclose a power estimation method and apparatus. On a premise of controlling interference caused by a second node to a first node to be within a range, a transmit power of the second node can be increased so as to improve communication quality of the second node. A specific solution is: obtaining an estimated load value of each first node in N first nodes according to a transmit power and user service requirements of each first node that are obtained and according to a transmit power set for each second node in M second nodes, and further, respectively using the transmit power set for each second node as an allowed transmit power of each second node according to the estimated load value of each first node in the N first nodes.

公开(公告)号：US10045289B2

公开(公告)日：2018-08-07

申请号：US15464792

申请日：2017-03-21

Applicant: Huawei Technologies Co., Ltd.

Inventor： Fan Huang ,  Hongcheng Zhuang

IPC: H04W52/02 ,  H04W16/32

Abstract: A method for controlling enabling of a station, the method compromising: determining, according to coverage of at least two stations and expected transmission rates of all services, at least one target service that meets a first preset condition or a second preset condition, the first preset condition comprises: for a first target service corresponding to a first station, only the first station can meet an expected transmission rate of the first target service, and the second preset condition comprises: for a second target service corresponding to a second station, no station can meet an expected transmission rate of the second target service; and determining a target station as a to-be-enabled station from the at least two stations according to a sum of expected transmission rates of target services corresponding to each station.

公开(公告)号：US10021633B2

公开(公告)日：2018-07-10

申请号：US15069332

申请日：2016-03-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hongcheng Zhuang ,  Jietao Zhang ,  Zezhou Luo

IPC: H04W48/18 ,  H04W28/02 ,  H04W48/20 ,  H04W36/16 ,  H04W48/16 ,  H04W72/08 ,  H04W24/02 ,  H04W36/22

CPC classification number: H04W36/165 ,  H04W24/02 ,  H04W28/0268 ,  H04W36/22 ,  H04W48/16 ,  H04W48/18 ,  H04W48/20 ,  H04W72/082

Abstract: A method for accessing to a mobile communication network, comprising: acquiring a session matching level for each cell, which is calculated based on a session type of a session initiated by a user terminal as needed, a session data rate available to the user terminal of each cell and load balance parameters of each cell; accessing to a cell selected according to the session matching level for each cell. Further, it also provides another method for accessing to a mobile communication network, and corresponding user terminal, network-side device and communication system.

公开(公告)号：US20180152951A1

公开(公告)日：2018-05-31

申请号：US15879092

申请日：2018-01-24

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Hongcheng Zhuang ,  Zezhou Luo ,  Jun Chen

IPC: H04W72/08 ,  H04W24/02

Abstract: A method for allocating access and backhaul resources is provided, including: obtaining multiple coordinating sets in a network and a transmission mode corresponding to each coordinating set; determining, according to the multiple coordinating sets and the transmission mode corresponding to each coordinating set, an access and backhaul resource allocation manner corresponding to an optimal network access and backhaul joint utility; and instructing wireless access points in the network to use the access and backhaul resource allocation manner to transmit data to user terminals in the network. This ensures proper and flexible allocation of access and backhaul resources and improves system resource utilization.

公开(公告)号：US09906966B2

公开(公告)日：2018-02-27

申请号：US15646727

申请日：2017-07-11

Applicant: Huawei Technologies Co., Ltd.

Inventor： Zezhou Luo ,  Hongcheng Zhuang

IPC: H04B17/00 ,  H04W24/02 ,  H04W28/06 ,  H04W72/04

CPC classification number: H04W24/02 ,  H04W28/06 ,  H04W72/0446

Abstract: The present invention provides a network optimization system, device, and method, including: determining, by a radio resource management functional entity, radio resource statistical data that is based on a TTI time granularity, acquiring radio resource configuration information, and managing a radio resource of a cell in which the radio resource management functional entity is located; determining, by a distributed optimization functional entity, first time granularity data and a first key performance index (KPI), determining first reference configuration information, determining a first optimization plan according to the first statistical data and the first reference configuration information, and optimizing the first KPI; and determining, by a centralized optimization functional entity, second statistical data that is based on a second time granularity, and a second KPI, determining second reference configuration information, determining, according to the second statistical data and the second reference configuration information.

公开(公告)号：US09900850B2

公开(公告)日：2018-02-20

申请号：US15099224

申请日：2016-04-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hongcheng Zhuang ,  Zezhou Luo

IPC: H04W72/00 ,  H04W52/34 ,  H04W52/02 ,  H04W52/24 ,  H04W24/02 ,  H04W52/14 ,  H04W52/36 ,  H04W84/12 ,  H04W88/08

CPC classification number: H04W52/346 ,  H04W24/02 ,  H04W52/0206 ,  H04W52/143 ,  H04W52/241 ,  H04W52/243 ,  H04W52/343 ,  H04W52/367 ,  H04W84/12 ,  H04W88/08 ,  Y02D70/142

Abstract: A method for joint configuration of power and channel of a WLAN is provided, including: selecting transmitting power of each AP from transmitting power ranges of APs of a WLAN to form an AP transmitting power combination; determining a set of AP operating channel combinations corresponding to each AP transmitting power combination according to operating channels of the APs in the WLAN; calculating an estimated load of each AP corresponding to each AP operating channel combination corresponding to each AP transmitting power combination, and calculating KPIs of the WLAN corresponding to each AP operating channel combination according to the estimated load of each AP; and selecting, according to the calculated KPIs, an optimal channel configuration scheme of the WLAN corresponding to each AP transmitting power combination, and selecting an optimal power and channel configuration scheme of the WLAN, thereby improving throughput and resource utilization efficiency of the WLAN.

公开(公告)号：US09723500B2

公开(公告)日：2017-08-01

申请号：US15187441

申请日：2016-06-20

Applicant: Huawei Technologies Co., Ltd.

Inventor： Zezhou Luo ,  Hongcheng Zhuang

IPC: H04W24/02 ,  H04W28/06 ,  H04W72/04

CPC classification number: H04W24/02 ,  H04W28/06 ,  H04W72/0446

Abstract: The present invention provides a network optimization system, device, and method, including: determining, by a radio resource management functional entity, radio resource statistical data that is based on a TTI time granularity, acquiring radio resource configuration information, and managing a radio resource of a cell in which the radio resource management functional entity is located; determining, by a distributed optimization functional entity, first time granularity data and a first key performance index KPI, determining first reference configuration information, determining a first optimization plan according to the first statistical data and the first reference configuration information, and optimizing the first KPI; and determining, by a centralized optimization functional entity, second statistical data that is based on a second time granularity, and a second KPI, determining second reference configuration information, determining, according to the second statistical data and the second reference configuration information.