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    • 3. 发明申请
    • COMP OPERATION IN CELLULAR COMMUNICATION NETWORKS
    • 细胞通信网络中的COMP操作
    • WO2012059135A1
    • 2012-05-10
    • PCT/EP2010/066894
    • 2010-11-05
    • Telefonaktiebolaget LM Ericsson (publ)ÖSTERLING, Jacob
    • ÖSTERLING, Jacob
    • H04B7/02
    • H04B7/024
    • A supporting radio base station (100) comprises an IQ sample provider (110) for extracting, in a selected subset of the available frequency band (A) and/or from a selected subset of the available antennas (B), so-called complementary IQ samples based on received radio signals including a radio signal originating from an uplink transmission of at least one UE served by a serving radio base station (200). The supporting radio base station (100) comprises an IQ sample transmitter (120) for transmitting the complementary IQ samples to the serving radio base station (200) to enable the serving radio base station to decode user data of the uplink transmission based on the complementary IQ samples together with own IQ samples provided by the serving radio base station (200). This will provide significant savings of bit rate for the exchange of IQ samples between the radio base stations.
    • 支持无线电基站(100)包括IQ采样提供器(110),用于在可用频带(A)的选定子集中和/或从所选择的可用天线(B)的子集中提取所谓的互补 基于接收到的无线电信号的IQ采样,包括源自由服务无线电基站(200)服务的至少一个UE的上行链路传输的无线电信号。 支持无线电基站(100)包括用于将互补IQ采样发送到服务无线电基站(200)的IQ采样发射机(120),以使得服务无线电基站能够基于互补的方式来解码上行链路传输的用户数据 IQ样本与服务无线电基站(200)提供的自己的IQ样本一起。 这将大大节省在无线电基站之间交换IQ采样的比特率。
    • 4. 发明申请
    • DATA COMMUNICATION SCHEDULING
    • 数据通信调度
    • WO2010117313A1
    • 2010-10-14
    • PCT/SE2009/050370
    • 2009-04-08
    • Telefonaktiebolaget LM Ericsson (publ)ÖSTERLING, JacobLINDGREN, Fredrik
    • ÖSTERLING, JacobLINDGREN, Fredrik
    • H04W52/02
    • H04W72/1252H04W52/0206H04W88/08Y02D70/1262
    • A data communication scheduling system (300) of a radio base station (100) serving multiple cells (10-30) comprises multiple radio equipment, REs, (101-103) and antenna interfaces (115, 125, 135) connectable to antennas (110, 120, 130). In order to reduce the power consumption, only a subset of the RE (101) is active, while the other REs (102, 103) are turned off. A transmitter controller (155) is arranged for controlling the active RE (101) to be shared among multiple cells (10-30) during a radio frame (40) so that each cell (10-30) is guaranteed at least one sub frame (50-58) for downlink transmission. A receiver antenna system multiplexer(140) selectively interconnects the active RE (101) with the antenna interfaces (115, 125, 135) according to the operation of a receiver controller (145). Consequently, the RE (101) becomes connected to different antenna interfaces (115, 125, 135) during different sub frames (50-58) to thereby allow each cell (10- 30) at least one assigned uplink sub frame (53-55) in the radio frame (40) at a predefined sub frame distance after the at least one downlink sub frame(50-52) assigned to the same cell (10-30).
    • 服务多个小区(10-30)的无线基站(100)的数据通信调度系统(300)包括多个无线电设备,RE,(101-103)和可连接到天线的天线接口(115,125,135) 110,120,130)。 为了降低功耗,只有RE(101)的子集有效,而其他RE(102,103)被关闭。 发射机控制器(155)被布置用于在无线电帧(40)期间控制活动RE(101)在多个小区(10-30)之间共享,使得每个小区(10-30)被保证至少一个子帧 (50-58)用于下行链路传输。 接收机天线系统多路复用器(140)根据接收机控制器(145)的操作选择性地将活动RE(101)与天线接口(115,125,135)互连。 因此,RE(101)在不同子帧(50-58)期间变得连接到不同的天线接口(115,125,135),从而允许每个小区(10-30)至少一个分配的上行子帧(53-55) )在分配给相同小区(10-30)的至少一个下行链路子帧(50-52)之后的预定义子帧距离处在无线电帧(40)中。
    • 6. 发明申请
    • COMP OPERATION IN CELLULAR COMMUNICATION NETWORKS
    • 细胞通信网络中的COMP操作
    • WO2012059134A1
    • 2012-05-10
    • PCT/EP2010/066883
    • 2010-11-05
    • Telefonaktiebolaget LM Ericsson (publ)ÖSTERLING, Jacob
    • ÖSTERLING, Jacob
    • H04B7/02
    • H04B7/024
    • The invention relates to Coordinated MultiPoint (COMP) operation in a cellular communication network. A supporting radio base station (RBS) (100) is configured to provide complementary IQ samples and transmit, via a network interface to a transport network, these IQ samples to a multicast group that includes a serving RBS (200) to enable the serving RBS to decode user data based on both complementary IQ samples and own IQ samples. The serving RBS (200) is thus configured to provide own IQ samples, and join the multicast group for receiving, via a network interface to a transport network, complementary IQ samples from the supporting RBS (100).
    • 本发明涉及蜂窝通信网络中的协调多点(COMP)操作。 支持无线电基站(RBS)(100)被配置为提供互补的IQ采样并且经由网络接口​​向传输网络发送这些IQ采样到包括服务RBS(200)的多播组,以使能服务的RBS 基于互补IQ样本和自己的IQ样本来解码用户数据。 因此,服务RBS(200)被配置为提供自己的IQ采样,并且加入多播组,以经由网络接口​​向传输网络接收来自支持RBS(100)的互补IQ样本。
    • 8. 发明申请
    • CONTROLLLING CELL ACTIVATION IN A RADIO COMMUNICATION NETWORK
    • 控制无线电通信网络中的细胞激活
    • WO2010093298A1
    • 2010-08-19
    • PCT/SE2009/050161
    • 2009-02-16
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)ÖSTERLING, Jacob
    • ÖSTERLING, Jacob
    • H04W52/02
    • H04W52/0206H04W88/08Y02D70/1222Y02D70/1224Y02D70/1226Y02D70/1262Y02D70/164Y02D70/24
    • In a radio communication network having one or more active cells, a basic idea is to request (S1) signal strength measurements in an area of at least one passive other cell of a radio base station currently not transmitting any cell-defining information for the passive cell. Based on received information representative of the requested signal strength measurements, at least one passive cell is selected (S2) for activation, and the selected cell is then requested to be activated (S3) by causing the corresponding radio base station managing the selected cell to start transmission of cell-defining information to assist user equipment in finding the cell. In this way the invention allows cells to stay passive for as long as possible to reduce power consumption, and allows passive cells to be activated when needed to ensure satisfactory communication services for the users.
    • 在具有一个或多个活动小区的无线电通信网络中,基本思想是在当前不发送用于被动的小区定义信息的无线电基站的至少一个无源其他小区的区域中请求(S1)信号强度测量 细胞。 基于接收到的表示所请求的信号强度测量的信息,选择至少一个被动小区(S2)进行激活,然后通过使对应的无线基站管理所选择的小区来请求激活所选择的小区(S3) 开始传输小区定义信息以辅助用户设备查找小区。 以这种方式,本发明允许电池长时间保持被动,以降低功耗,并且当需要时允许被动电池被激活以确保用户满意的通信服务。