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21.发明授权Channel interference mitigation method, apparatus, and system for performing channel compensation to obtain another channel according to received adjustment parameters 有权用于根据接收的调整参数进行信道补偿以获得另一信道的信道干扰减轻方法，装置和系统公开(公告)号：US08638744B2
公开(公告)日：2014-01-28
申请号：US13835751
申请日：2013-03-15
Applicant: Huawei Technologies Co., Ltd.
Inventor： Rui Wang , Hong Cheng , Yinggang Du
IPC: H04W4/00
CPC classification number: H04W72/0426 , H04B17/102 , H04B17/318 , H04J11/0056 , H04L5/0023 , H04L5/0037 , H04L5/0073
Abstract: Embodiments of the present invention provide a data transmission processing method, apparatus, and system. The method includes: receiving, by a first base station, an adjustment parameter transmitted by a terminal, where the adjustment parameter is obtained by the terminal according to reference signals separately transmitted by the first base station and a second base station; performing, by the first base station and according to the adjustment parameter, channel compensation on a first channel between the first base station and the terminal to obtain a second channel; and transmitting, by the first base station, a first signal over the second channel to the terminal, so that the terminal obtains the first signal from a mixed signal of the first signal and a second signal that is transmitted by the second base station.
Abstract translation: 本发明的实施例提供一种数据传输处理方法，装置和系统。 该方法包括：由第一基站接收由终端发送的调整参数，其中终端根据由第一基站和第二基站分别发送的参考信号获得调整参数; 由所述第一基站和所述调整参数对所述第一基站与所述终端之间的第一信道进行信道补偿，以获得第二信道; 以及由所述第一基站通过所述第二信道向所述终端发送第一信号，使得所述终端从所述第一信号的混合信号和由所述第二基站发送的第二信号获得所述第一信号。
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公开(公告)号：US10050810B2
公开(公告)日：2018-08-14
申请号：US15130652
申请日：2016-04-15
Applicant: Huawei Technologies Co., Ltd.
Inventor： Teyan Chen , Hong Cheng , Sheng Liu
Abstract: A channel estimation method includes: obtaining a self-interference channel estimation value of an ith moment and a communication channel estimation value of the ith moment, the i being greater than or equal to 0; obtaining a local end transmitting signal of the ith moment; obtaining an opposite end transmitting signal estimation value of the ith moment; and according to the self-interference channel estimation value of the ith moment, the communication channel estimation value of the ith moment, the local end transmitting signal of the ith moment and the opposite end transmitting signal estimation value of the ith moment, obtaining the self-interference channel estimation value and communication channel estimation value of an i+1 moment, and the i+1 moment differing from the i moment by 1 unit of time.
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公开(公告)号：US10044531B2
公开(公告)日：2018-08-07
申请号：US15332483
申请日：2016-10-24
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Hong Cheng , Teyan Chen , Sheng Liu
Abstract: The embodiments of present disclosure provide a method for estimating a response of a baseband self-interference channel and an apparatus, where the method includes: estimating a response of a baseband self-interference channel to obtain a first estimation response of the baseband self-interference channel; starting to perform first full duplex communication; canceling baseband self-interference in a first baseband received signal according to the first estimation response, where the first baseband received signal is a baseband signal received during the first full duplex communication; determining a first parameter of the baseband self-interference channel; determining an estimation policy of the baseband self-interference channel according to the first parameter; and estimating the response of the baseband self-interference channel according to the estimation policy.
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公开(公告)号：US09888483B2
公开(公告)日：2018-02-06
申请号：US14795599
申请日：2015-07-09
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yinggang Du , Hong Cheng
IPC: H04L12/28 , H04W4/00 , H04W72/08 , H04W24/02 , H04L5/14 , H04W52/02 , H04W72/00 , H04W48/20 , H04B1/10 , H04B1/403
CPC classification number: H04W72/085 , H04B1/1027 , H04B1/406 , H04L5/14 , H04W24/02 , H04W48/20 , H04W52/02 , H04W72/005 , Y02B70/30 , Y02D70/00 , Y02D70/1222 , Y02D70/1224 , Y02D70/1262 , Y02D70/40
Abstract: A method and a device for communication mode switching are provided in embodiment of the present disclosure. The method includes: acquiring at least one candidate communication mode for switching according to a preset channel quality condition, where the channel quality condition is met under the candidate communication mode for switching; evaluating each of the at least one candidate communication mode for switching according to a switch criterion and acquiring an evaluation value of each of the at least one candidate communication mode for switching; and ranking the evaluation value of the at least one candidate communication mode for switching in an ascending order or a descending order and switching a communication system from a current communication mode to a candidate communication mode for switching corresponding to an evaluation value ranked as the first.
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公开(公告)号：US20170063518A1
公开(公告)日：2017-03-02
申请号：US15347633
申请日：2016-11-09
Applicant: Huawei Technologies Co., Ltd.
Inventor： Teyan Chen , Sheng Liu , Hong Cheng
CPC classification number: H04L5/1461 , H04L27/38
Abstract: The present embodiments relate to the field of communications, and discloses a signal processing method and apparatus, which can implement self-interference cancellation when in-phase quadrature (IQ) imbalance exists in a communications system. An embodiment is acquiring, a digital baseband reference signal, a self-interference reference signal, and a frequency-domain baseband signal. The method also includes obtaining, according to the digital baseband reference signal, a basic reference signal and an image reference signal that are image to each other and estimating an estimated value of a first comprehensive response and an estimated value of a second comprehensive response according to the basic reference signal, the image reference signal, and the self-interference reference signal. Additionally, the method includes calculating a self-interference signal according to the estimated value of the first comprehensive response, the estimated value of the second comprehensive response, the basic reference signal, and the image reference signal, so as to perform self-interference cancellation on the frequency-domain baseband signal.
Abstract translation: 本实施例涉及通信领域，并且公开了一种信号处理方法和装置，其可以在通信系统中存在同相正交（IQ）不平衡时实现自干扰消除。 一个实施例是获取数字基带参考信号，自干扰参考信号和频域基带信号。 该方法还包括：根据数字基带参考信号，根据数字基带参考信号获得作为图像的基本参考信号和图像参考信号，并且根据以下方式估计第一综合响应的估计值和第二综合响应的估计值 基本参考信号，图像参考信号和自干扰参考信号。 此外，该方法包括根据第一综合响应的估计值，第二综合响应的估计值，基准参考信号和图像参考信号来计算自干扰信号，以执行自干扰消除 在频域基带信号上。
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Patent Agency Ranking
公开(公告)号：US09439243B2
公开(公告)日：2016-09-06
申请号：US14161518
申请日：2014-01-22
Applicant: Huawei Technologies Co., Ltd.
Inventor： Sheng Liu , Rui Wang , Hong Cheng
CPC classification number: H04W88/12 , H04W84/02 , H04W84/042 , H04W88/14 , H04W88/16
Abstract: The present invention provides a new system structure of mobile cellular system based on layered cloud computing. A core network part of the system structure includes a CRG node, and an access network part includes an MC node and a DU node. The system structure proposed in the present invention is compatible with all conventional mobile air interface protocols, supports the layered cloud computing function, and is capable of providing joint signal processing and joint scheduling, flexibly allocating computing resources among nodes, and compressing the structure of the core network, so that larger network data throughput can be provided for users with lower deployment cost.
Abstract translation: 本发明提供了一种基于分层云计算的移动蜂窝系统的新系统结构。 所述系统结构的核心网络部分包括CRG节点，并且接入网络部分包括MC节点和DU节点。 本发明提出的系统结构与所有常规移动空中接口协议兼容，支持分层云计算功能，能够提供联合信号处理和联合调度，灵活分配节点间的计算资源，并压缩 核心网络，从而可以为具有较低部署成本的用户提供更大的网络数据吞吐量。
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公开(公告)号：US09124332B2
公开(公告)日：2015-09-01
申请号：US14286011
申请日：2014-05-23
Applicant: Huawei Technologies Co., Ltd.
Inventor： Rui Wang , Yinggang Du , Hong Cheng
CPC classification number: H04B7/0837 , H04B7/0613 , H04L25/03891 , H04L25/08 , H04L27/3488 , H04L2025/0342
Abstract: Embodiments of the present invention provide a method, an apparatus, and a system for interference alignment. The method includes: receiving signals transmitted by transmit ends, where the signals include interference signals and a wanted signal; aligning original constellation diagrams of the interference signals to acquire a first interference aligned constellation diagram; performing, according to the first interference aligned constellation diagram, interference signal demodulation and decoding on the received signals to acquire an interference source bit sequence; performing, according to the interference source bit sequence and the first interference aligned constellation diagram, interference reconstruction and removal to acquire a second interference aligned constellation diagram; and performing, according to the second interference aligned constellation diagram, wanted signal demodulation and decoding on the signal sequence to acquire the wanted signal transmitted by a wanted signal transmit end. The embodiments of the present invention are applicable to radio communications.
Abstract translation: 本发明的实施例提供了用于干涉对准的方法，装置和系统。 该方法包括：接收由发射端发射的信号，其中信号包括干扰信号和有用信号; 对准干扰信号的原始星座图以获得第一干扰对齐的星座图; 根据第一个干扰对齐的星座图，对接收到的信号进行干扰信号解调和解码，以获取干扰源比特序列; 根据干扰源比特序列和第一干扰对齐星座图执行干扰重构和去除以获取第二干扰对齐的星座图; 并且根据第二干涉对准星座图执行对信号序列的有用信号解调和解码以获得由有用信号发送端发送的有用信号。 本发明的实施例可应用于无线电通信。
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28.发明申请WIRELESS LOCAL AREA NETWORK COORDINATED DATA TRANSMISSION METHOD, DEVICE, AND SYSTEM 有权无线局域网协调数据传输方法，设备和系统公开(公告)号：US20140140335A1
公开(公告)日：2014-05-22
申请号：US14165138
申请日：2014-01-27
Applicant: Huawei Technologies Co., Ltd.
Inventor： Rui Wang , Yinggang Du , Hong Cheng
CPC classification number: H04W28/08 , H04W8/08 , H04W80/02 , H04W84/045 , H04W84/12 , H04W88/06 , H04W88/10
Abstract: A WLAN coordinated data transmission method, system, and relevant device are disclosed. The WLAN coordinated data transmission method includes: detecting, by an offloading scheduling controller, whether the number of MAC SDUs buffered in a MAC SDU queue of a mobile communication module exceeds a preset threshold, and, if so, packing a part of the MAC SDUs into a MAC PDU, and sending the MAC PDU to a coordination mode management module through an interface of the mobile communication module; sending, by the coordination mode management module, the MAC PDU containing the packed part of the MAC SDUs through an LLC protocol layer to a WLAN module for transmission; and packing, by the offloading scheduling controller, a remaining part of the MAC SDUs buffered in the MAC SDU queue into a MAC PDU, and transmitting the MAC PDU through the mobile communication module.
Abstract translation: 公开了WLAN协调数据传输方法，系统和相关设备。 WLAN协调数据传输方法包括：通过卸载调度控制器检测缓冲在移动通信模块的MAC SDU队列中的MAC SDU的数量是否超过预设阈值，如果是，则打包一部分MAC SDU 进入MAC PDU，并通过移动通信模块的接口将MAC PDU发送到协调模式管理模块; 由协调模式管理模块通过LLC协议层将包含MAC SDU的打包部分的MAC PDU发送到WLAN模块进行传输; 以及由卸载调度控制器将缓冲在MAC SDU队列中的MAC SDU的剩余部分打包成MAC PDU，并通过移动通信模块发送MAC PDU。
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公开(公告)号：US20140133446A1
公开(公告)日：2014-05-15
申请号：US14161518
申请日：2014-01-22
Applicant: Huawei Technologies Co., Ltd.
Inventor： Sheng Liu , Rui Wang , Hong Cheng
CPC classification number: H04W88/12 , H04W84/02 , H04W84/042 , H04W88/14 , H04W88/16
Abstract: The present invention provides a new system structure of mobile cellular system based on layered cloud computing. A core network part of the system structure includes a CRG node, and an access network part includes an MC node and a DU node. The system structure proposed in the present invention is compatible with all conventional mobile air interface protocols, supports the layered cloud computing function, and is capable of providing joint signal processing and joint scheduling, flexibly allocating computing resources among nodes, and compressing the structure of the core network, so that larger network data throughput can be provided for users with lower deployment cost.
Abstract translation: 本发明提供了一种基于分层云计算的移动蜂窝系统的新系统结构。 所述系统结构的核心网络部分包括CRG节点，并且接入网络部分包括MC节点和DU节点。 本发明提出的系统结构与所有常规移动空中接口协议兼容，支持分层云计算功能，能够提供联合信号处理和联合调度，灵活分配节点间的计算资源，并压缩 核心网络，从而可以为具有较低部署成本的用户提供更大的网络数据吞吐量。
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公开(公告)号：US20130201950A1
公开(公告)日：2013-08-08
申请号：US13835751
申请日：2013-03-15
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Rui Wang , Hong Cheng , Yinggang Du
IPC: H04W72/04
CPC classification number: H04W72/0426 , H04B17/102 , H04B17/318 , H04J11/0056 , H04L5/0023 , H04L5/0037 , H04L5/0073
Abstract: Embodiments of the present invention provide a data transmission processing method, apparatus, and system. The method includes: receiving, by a first base station, an adjustment parameter transmitted by a terminal, where the adjustment parameter is obtained by the terminal according to reference signals separately transmitted by the first base station and a second base station; performing, by the first base station and according to the adjustment parameter, channel compensation on a first channel between the first base station and the terminal to obtain a second channel; and transmitting, by the first base station, a first signal over the second channel to the terminal, so that the terminal obtains the first signal from a mixed signal of the first signal and a second signal that is transmitted by the second base station.
Abstract translation: 本发明的实施例提供一种数据传输处理方法，装置和系统。 该方法包括：由第一基站接收由终端发送的调整参数，其中终端根据由第一基站和第二基站分别发送的参考信号获得调整参数; 由所述第一基站和所述调整参数对所述第一基站与所述终端之间的第一信道进行信道补偿，以获得第二信道; 以及由所述第一基站通过所述第二信道向所述终端发送第一信号，使得所述终端从所述第一信号的混合信号和由所述第二基站发送的第二信号获得所述第一信号。
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