公开(公告)号：US09462491B2

公开(公告)日：2016-10-04

申请号：US14398543

申请日：2012-06-21

申请人： Zhaohua Lu ,  Xiaodan Zhang ,  Kun Liu

发明人： Zhaohua Lu ,  Xiaodan Zhang ,  Kun Liu

IPC分类号： H04W4/00 ,  H04W24/02 ,  H04W88/10 ,  H04W88/08

CPC分类号： H04W24/02 ,  H04W88/08 ,  H04W88/10

摘要： Provided are a method and device for processing a standard version mode of a base station, a terminal and a base station. A base station working in a first standard version mode judges whether a working mode of the base station needs to be adjusted, the first standard version mode is a mode of providing services for a first standard version terminal at least supporting a first standard version. If a judging result is yes, the base station adjusts the first standard version mode to another standard version mode, wherein said another standard version mode is a mode of providing services for other standard version terminals at least supporting another standard version other than the first standard version. Through the solutions, the problem that the system spectrum efficiency is hard to improve effectively and the networking flexibility is low due to the excessive emphasis on backward compatibility can be solved.

摘要翻译： 提供一种用于处理基站，终端和基站的标准版本模式的方法和装置。 以第一标准版本模式工作的基站判断是否需要调整基站的工作模式，第一标准版本模式是为第一标准版本终端提供至少支持第一标准版本的服务的模式。 如果判断结果为是，则基站将第一标准版本模式调整为另一标准版本模式，其中所述另一标准版本模式是为其他标准版本终端提供至少支持除第一标准之外的另一标准版本的服务的模式 版。 通过解决方案，可以解决系统频谱效率难以有效提高的问题，由于过度强调向后兼容性，网络灵活性较低。

公开(公告)号：US09392530B2

公开(公告)日：2016-07-12

申请号：US13806284

申请日：2010-11-16

申请人： Feng Xie ,  Zhaohua Lu ,  Lin Chen ,  Jianjian Zhu

发明人： Feng Xie ,  Zhaohua Lu ,  Lin Chen ,  Jianjian Zhu

IPC分类号： H04W76/02 ,  H04W48/06

CPC分类号： H04W48/06 ,  H04W48/08 ,  H04W76/10

摘要： The disclosure discloses a terminal access method and a radio communication network. The method comprises: after a first terminal accesses the radio communication network, the radio communication network stores the first context information corresponding to a first identifier of the first terminal; the radio communication network receives an access request message from a second terminal, wherein the access request information carries a second identifier of the second terminal; the radio communication network establishes the second context information for the second terminal according to the first identifier, the first context information and the second identifier; and the radio communication network implements the access of the second terminal according to the second context information. In the disclosure, duplicate establishment of the same information in context information can be avoided, so that the non-data-service overhead of the radio communication network is reduced.

摘要翻译： 本公开公开了一种终端接入方法和无线电通信网络。 该方法包括：在第一终端接入无线通信网络之后，无线通信网络存储对应于第一终端的第一标识符的第一上下文信息; 所述无线通信网络从第二终端接收接入请求消息，其中，所述接入请求信息携带所述第二终端的第二标识符; 无线电通信网络根据第一标识符，第一上下文信息和第二标识符建立第二终端的第二上下文信息; 无线通信网根据第二上下文信息来实现第二终端的接入。 在本公开中，可以避免上下文信息中相同信息的重复建立，从而降低无线电通信网络的非数据业务开销。

公开(公告)号：US09077404B2

公开(公告)日：2015-07-07

申请号：US13989753

申请日：2011-06-21

申请人： Xiaoshan Jia ,  Dengkui Zhu ,  Yanfeng Guan ,  Dihao Ning ,  Zhaohua Lu ,  Huahua Xiao ,  Xiaoxiao Jiao

发明人： Xiaoshan Jia ,  Dengkui Zhu ,  Yanfeng Guan ,  Dihao Ning ,  Zhaohua Lu ,  Huahua Xiao ,  Xiaoxiao Jiao

IPC分类号： H04B7/04 ,  H04B7/02 ,  H04J11/00 ,  H04L5/00 ,  H04B7/06 ,  H04W72/08

CPC分类号： H04B7/0456 ,  H04B7/024 ,  H04B7/0639 ,  H04J11/0059 ,  H04L5/0023 ,  H04L5/0035 ,  H04L5/0037 ,  H04L5/0073 ,  H04L5/0092 ,  H04W72/08

摘要： The disclosure discloses a method for coordinating downlink MIMO precoding among multiple BSs, including that: each BS first performs independent resource allocation to allocate resources to users of each BS, then receives PMI information fed back by a time-frequency resource block occupying MS in a respective cell, wherein the PMI information includes optimal and recommended or restrained PMIs corresponding to an MS; adjacent BSs perform information interaction with each other to acquire PMI information of MSs occupying the same time-frequency resource block in adjacent cells; and it is determined whether there is any conflict between MSs occupying the same time-frequency resource block in adjacent cells according to PMI information fed back by an MS in the current cell and interaction information from adjacent BSs, and a new PM is generated in a corresponding manner. The disclosure also discloses a device for implementing the method. The coordinating method and device of the disclosure can reduce or eliminate interference among users at a border through downlink resource allocation and precoding coordination between adjacent cells, thereby enhancing performance of the entire network.

摘要翻译： 本公开公开了一种用于协调多个BS之间的下行MIMO预编码的方法，包括：每个BS首先执行独立的资源分配以向每个BS的用户分配资源，然后接收由占用MS的时间 - 频率资源块反馈的PMI信息 其中所述PMI信息包括对应于MS的最佳和推荐或约束的PMI; 相邻BS执行彼此的信息交互以获取在相邻小区中占据相同时间 - 频率资源块的MS的PMI信息; 并且根据当前小区中的MS反馈的PMI信息和来自相邻BS的交互信息，确定在相邻小区中占用相同时间 - 频率资源块的MS之间是否存在冲突，并且在一个新的PM中生成新的PM 相应的方式。 本公开还公开了一种用于实现该方法的装置。 本公开的协调方法和装置可以通过下行链路资源分配和相邻小区之间的预编码协调来减少或消除边界用户之间的干扰，从而提高整个网络的性能。

公开(公告)号：US20150131549A1

公开(公告)日：2015-05-14

申请号：US14398543

申请日：2012-06-21

申请人： Zhaohua Lu ,  Xiaodan Zhang ,  Kun Liu

发明人： Zhaohua Lu ,  Xiaodan Zhang ,  Kun Liu

IPC分类号： H04W24/02 ,  H04W88/08

CPC分类号： H04W24/02 ,  H04W88/08 ,  H04W88/10

摘要： Provided are a method and device for processing a standard version mode of a base station, a terminal and a base station. A base station working in a first standard version mode judges whether a working mode of the base station needs to be adjusted, the first standard version mode is a mode of providing services for a first standard version terminal at least supporting a first standard version. If a judging result is yes, the base station adjusts the first standard version mode to another standard version mode, wherein said another standard version mode is a mode of providing services for other standard version terminals at least supporting another standard version other than the first standard version. Through the solutions, the problem that the system spectrum efficiency is hard to improve effectively and the networking flexibility is low due to the excessive emphasis on backward compatibility can be solved.

摘要翻译： 提供一种用于处理基站，终端和基站的标准版本模式的方法和装置。 以第一标准版本模式工作的基站判断是否需要调整基站的工作模式，第一标准版本模式是为第一标准版本终端提供至少支持第一标准版本的服务的模式。 如果判断结果为是，则基站将第一标准版本模式调整为另一标准版本模式，其中所述另一标准版本模式是为其他标准版本终端提供至少支持除第一标准之外的另一标准版本的服务的模式 版。 通过解决方案，可以解决系统频谱效率难以有效提高的问题，由于过度强调向后兼容性，网络灵活性较低。

公开(公告)号：US08909281B2

公开(公告)日：2014-12-09

申请号：US13126383

申请日：2009-03-13

申请人： Zhaohua Lu ,  Peng Hao ,  Yan Xue ,  Ying Liu ,  Kun Liu

发明人： Zhaohua Lu ,  Peng Hao ,  Yan Xue ,  Ying Liu ,  Kun Liu

IPC分类号： H04B7/00 ,  H04W52/42 ,  H04L5/00 ,  H04W52/24 ,  H04W52/14 ,  H04W52/54 ,  H04W72/04 ,  H04W72/08

CPC分类号： H04W52/42 ,  H04L5/0007 ,  H04L5/0053 ,  H04W52/146 ,  H04W52/243 ,  H04W52/54 ,  H04W72/0473 ,  H04W72/082 ,  H04W72/085

摘要： The present invention discloses a method and a system for controlling an uplink transmitting power, and a base station, wherein the method comprises: determining respective power control parameters of each frequency partition in a system whose uplink frequency band is divided into a plurality of frequency partitions, wherein each frequency partition comprises a plurality of physical sub-carriers; and a base station transmitting the power control parameters of all or part of the frequency partitions to a terminal, so that the terminal determines a transmitting power on a sub-carrier included in a corresponding frequency partition according to the power control parameters. By using the present invention, the power control parameters of a plurality of frequency partitions of an uplink frequency band are transmitted to the terminal, so that the terminal determines the transmitting power on the sub-carrier included in the corresponding frequency partition according to the power control parameters, which can solve the problems that the methods for controlling the uplink transmitting power in related technology is not flexible and can not effectively improve the uplink performance of the system, and can achieve the aims of controlling the uplink interference between the cells effectively and improving the uplink performance of the system.

摘要翻译： 本发明公开了一种用于控制上行链路发射功率的方法和系统，以及一种基站，其特征在于，该方法包括：确定上行频带划分为多个频率分区的系统中每个频率分区的各个功率控制参数 其中每个频率分区包括多个物理子载波; 以及基站，将全部或部分频率分区的功率控制参数发送到终端，使得终端根据功率控制参数确定包括在相应频率分区中的子载波上的发射功率。 通过使用本发明，将上行链路频带的多个频率分区的功率控制参数发送到终端，使得终端根据功率确定包括在相应频率分区中的子载波上的发射功率 控制参数，可以解决相关技术中控制上行发射功率的方法不灵活，无法有效提高系统上行性能的问题，可以有效实现控制小区上行干扰的目的， 提高系统的上行性能。

公开(公告)号：US20120281781A1

公开(公告)日：2012-11-08

申请号：US13522456

申请日：2010-01-27

申请人： Huahua Xiao ,  Dengkui Zhu ,  Zhaohua Lu ,  Kun Liu

发明人： Huahua Xiao ,  Dengkui Zhu ,  Zhaohua Lu ,  Kun Liu

IPC分类号： H04B7/02 ,  H04L25/03 ,  H04L27/00

CPC分类号： H04B7/024 ,  H04B7/0434 ,  H04B7/0465 ,  H04B7/0617 ,  H04B7/0632 ,  H04B7/0636 ,  H04B7/0689 ,  H04B7/0697 ,  H04B7/10 ,  H04L1/0001 ,  H04L1/0026

摘要： The present invention discloses a method and a system for transmitting data using the collaborative multiple input multiple output (MIMO) beamforming. The method comprises: selecting an MIMO mode according to channel quality information (CQI) (S502); performing the MIMO encoding on a data stream according to the selected MIMO mode, and distributing the encoded data stream to a plurality of transmitting ends which are mutual collaborative (S504); and transmitting, by the plurality of transmitting ends, the encoded data stream (S506). The present invention solves the problem in the relevant art of reducing the system performance and the flexibility, which is caused by adopting the fixed MIMO mode when the system carries out the encoding and the transmission, which is capable of improving the system performance.

摘要翻译： 本发明公开了一种使用协同多输入多输出（MIMO）波束形成来发送数据的方法和系统。 该方法包括：根据信道质量信息（CQI）选择MIMO模式（S502）; 根据所选择的MIMO模式对数据流执行MIMO编码，并将编码数据流分配到相互协作的多个发送端（S504）; 以及由所述多个发送端发送所述编码数据流（S506）。 本发明解决了当系统进行编码和传输时采用固定MIMO模式，从而提高系统性能的相关技术中降低系统性能和灵活性的问题。

公开(公告)号：US20110269451A1

公开(公告)日：2011-11-03

申请号：US13143198

申请日：2009-12-24

申请人： Kun Liu ,  Zhaohua Lu ,  Ying Liu ,  Feng Xie ,  Yang Liu ,  Hongyun Qu

发明人： Kun Liu ,  Zhaohua Lu ,  Ying Liu ,  Feng Xie ,  Yang Liu ,  Hongyun Qu

IPC分类号： H04W4/00

CPC分类号： H04W48/12 ,  H04W4/08 ,  Y02D70/00

摘要： The present invention discloses a method for sending auxiliary detection signaling, comprising: for each base station in a base station group, that is, a first base station, the other base stations in the base station group except the first base station respectively send auxiliary detection signaling at the carrier frequency of the first base station. The technical solution saves both signaling overhead and power and reduces the complexity of a search carried out by an MS.

摘要翻译： 本发明公开了一种发送辅助检测信令的方法，包括：对于基站组中的每个基站，即第一基站，基站组除第一基站之外的其他基站分别发送辅助检测 在第一基站的载波频率处的信令。 技术解决方案节省了信令开销和功率，并降低了MS进行的搜索的复杂性。

公开(公告)号：US20110171911A1

公开(公告)日：2011-07-14

申请号：US13119040

申请日：2009-09-15

申请人： Kun Liu ,  Zhaohua Lu ,  Ying Liu

发明人： Kun Liu ,  Zhaohua Lu ,  Ying Liu

IPC分类号： H04B15/00

CPC分类号： H04W52/346 ,  H04L1/0029 ,  H04W52/243 ,  H04W72/042

摘要： A method for transmitting and receiving interference control signaling in the wireless communication system is provided by the present invention, wherein the transmitting method includes: a base station firstly selecting SPI values of a part of sub-bands in a sub-band set in which the frequency reuse factor is Reuse=n>1 according to SPI value selecting regulation of sub-bands, then forming interference control signaling, and finally transmitting the interference control signaling to all the terminals under the base station through a downlink channel. The SPI values of a part of sub-bands may be either SPI values of kn−1 sub-bands in a sub-band set in which the frequency reuse factor is Reuse=n>1, or SPI values of sub-bands corresponding to Ln−1 transmission power levels in a sub-band set in which frequency reuse factor is Reuse=n>1. Through the present invention, the system overhead can be effectively saved.

摘要翻译： 本发明提供了一种在无线通信系统中发送和接收干扰控制信令的方法，其中发送方法包括：基站首先在子带集中选择一部分子带的SPI值， 频率复用因子是根据子带的SPI值选择调节为Reuse = n> 1，形成干扰控制信令，最后通过下行链路信道向基站下的所有终端发送干扰控制信令。 子带的一部分的SPI值可以是频带复用因子为Reuse = n> 1的子带集合中的kn-1子带的SPI值，或者对应于 频率复用因子为Reuse = n> 1的子带集中的Ln-1发射功率电平。 通过本发明，可以有效地节省系统开销。

公开(公告)号：US20200305137A1

公开(公告)日：2020-09-24

申请号：US16088034

申请日：2017-03-09

申请人： Zhaohua LU ,  Kun LIU ,  Yijian Chen ,  Peng HAO ,  Guangdong Yu

发明人： Zhaohua LU ,  Kun LIU ,  Yijian Chen ,  Peng HAO ,  Guangdong Yu

IPC分类号： H04W72/04 ,  H04L5/00 ,  H04W56/00 ,  H04W72/12

摘要： Provided is an information transmission method, apparatus and system. The information transmission method includes: obtaining, by a first communication node, a control channel description list which includes description information of N control channels, where N is a positive integer and the description information of each of the control channels includes one or more of: control channel configuration information, reference signal configuration information, link resource configuration information, operating bandwidth configuration information, puncturing configuration information, frequency hopping configuration formation, transmission time interval length configuration information, power control configuration information and beam configuration information; and sending, by the first communication node, the control channel description list to a second communication node.

公开(公告)号：US08885750B2

公开(公告)日：2014-11-11

申请号：US13522456

申请日：2010-01-27

申请人： Huahua Xiao ,  Dengkui Zhu ,  Zhaohua Lu ,  Kun Liu

发明人： Huahua Xiao ,  Dengkui Zhu ,  Zhaohua Lu ,  Kun Liu

IPC分类号： H04B7/02 ,  H04B7/06 ,  H04B7/10 ,  H04L1/00 ,  H04B7/04

CPC分类号： H04B7/024 ,  H04B7/0434 ,  H04B7/0465 ,  H04B7/0617 ,  H04B7/0632 ,  H04B7/0636 ,  H04B7/0689 ,  H04B7/0697 ,  H04B7/10 ,  H04L1/0001 ,  H04L1/0026

摘要： The present invention discloses a method and a system for transmitting data using the collaborative multiple input multiple output (MIMO) beamforming. The method comprises: selecting an MIMO mode according to channel quality information (CQI) (S502); performing the MIMO encoding on a data stream according to the selected MIMO mode, and distributing the encoded data stream to a plurality of transmitting ends which are mutual collaborative (S504); and transmitting, by the plurality of transmitting ends, the encoded data stream (S506). The present invention solves the problem in the relevant art of reducing the system performance and the flexibility, which is caused by adopting the fixed MIMO mode when the system carries out the encoding and the transmission, which is capable of improving the system performance.

摘要翻译： 本发明公开了一种使用协同多输入多输出（MIMO）波束形成来发送数据的方法和系统。 该方法包括：根据信道质量信息（CQI）选择MIMO模式（S502）; 根据所选择的MIMO模式对数据流执行MIMO编码，并将编码数据流分配到相互协作的多个发送端（S504）; 以及由所述多个发送端发送所述编码数据流（S506）。 本发明解决了当系统进行编码和传输时采用固定MIMO模式，从而提高系统性能的相关技术中降低系统性能和灵活性的问题。