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    • 11. 发明申请
    • Transmission antenna diversity
    • 发射天线分集
    • US20070072570A1
    • 2007-03-29
    • US11605382
    • 2006-11-29
    • Ari HottinenRisto Wichman
    • Ari HottinenRisto Wichman
    • H04B17/00H04B7/08H04B1/06
    • H04L1/0065H04B7/022H04B7/0408H04B7/061H04L1/0071H04L1/06
    • In mobile communications systems transmission antenna diversity is used e.g. to compensate for fading caused to the signal on the radio path. It is known to make the choice of transmission antenna jointly for all subscriber connections, but it is not hereby possible to offer the optimum transmission antenna to simultaneous connections. The present invention aims at a method for implementing transmission antenna diversity on a data transmission connection, which is set up between a transmitting unit (BS), wherein there are several transmission antenna routes (ANT1, ANT2, ANT3), and a receiving unit (MS1, MS2). In the method, a broadcast signal is transmitted through all transmission antenna routes (ANT1, ANT2, ANT3) of the transmitting unit, with the aid of these signals a choice is made in the receiving unit (MS1, MS2) of the optimum transmission antenna route and a message of the choice is transmitted to the transmitting unit (BS), which transmits user data through the transmission antenna route connected for use. According to the invention, the method is characterised in that the broadcast signal of each transmission antenna route is shaped by an individual signal shaping method which is different from the others and a transmission antenna route is connected for use based on the received antenna choice message, individually for each receiving unit.
    • 在移动通信系统中,例如使用发射天线分集。 以补偿对无线电路径上的信号造成的衰落。 已知为所有用户连接共同选择发射天线,但是不可能将最佳的发射天线提供给同时连接。 本发明的目的在于在数据传输连接上实现发射天线分集的方法,该数据传输连接建立在发射单元(BS)之间,其中存在多个发射天线路由(ANT 1,ANT 2,ANT 3)和 接收单元(MS 1,MS 2)。 在该方法中,通过发送单元的所有发送天线路由(ANT 1,ANT 2,ANT 3),通过这些信号,在接收单元(MS 1,MS 2)中进行选择,发送广播信号, 的最佳发送天线路由,并且选择的消息被发送到发送单元(BS),发送单元通过连接的使用的发送天线路由发送用户数据。 根据本发明,该方法的特征在于,每个发送天线路由的广播信号由与其他发送天线路径不同的单独的信号整形方法整形,并且基于所接收的天线选择消息将发送天线路由连接使用, 单独为每个接收单元。
    • 13. 发明授权
    • Reception method and a receiver
    • 接收方式和接收方
    • US06665334B1
    • 2003-12-16
    • US09380149
    • 1999-08-25
    • Risto WichmanAri Hottinen
    • Risto WichmanAri Hottinen
    • H04B169
    • H04B1/7107
    • A reception method and receiver in a system employing a CDMA method, which comprises means for digitizing a received transmission. The received transmission comprises a desired signal and a plurality of interfering signals, which signals are each multiplied by a code of a known code set. To cancel effectively the multiple access interference, the receiver comprises means for canceling at least some of the interfering signals from the desired signal, and means for detecting the desired signal after transmission, and means for canceling the effect of the interference signals from the desired signal.
    • 一种采用CDMA方法的系统中的接收方法和接收机,其包括用于数字化所接收的传输的装置。 所接收的传输包括期望的信号和多个干扰信号,这些信号各自乘以已知码集的码。 为了有效地取消多址干扰,接收机包括用于从期望信号中消除至少一些干扰信号的装置,以及用于在传输之后检测所需信号的装置,以及用于消除来自所需信号的干扰信号的影响的装置 。
    • 16. 发明申请
    • COGNITIVE RADIO RESOURCE UTILIZATION
    • 认知无线电资源利用
    • US20130028346A1
    • 2013-01-31
    • US13193697
    • 2011-07-29
    • Ari Hottinen
    • Ari Hottinen
    • H04B15/00
    • H04W16/14H04W88/06
    • The present document discloses a solution for utilizing guard time intervals of another wireless communication system. First, it is detected in a first wireless communication apparatus of a first wireless communication system a guard time interval following a transmission of a second wireless communication apparatus of a second wireless communication system. Thereafter, the first wireless communication apparatus is configured to schedule a transmission in the first wireless communication system to a transmission time interval starting on or after the beginning of the detected guard time interval and ending within the detected guard time interval of the second wireless communication system.
    • 本文件公开了一种利用另一无线通信系统的保护时间间隔的解决方案。 首先,在第一无线通信系统的第一无线通信装置中,检测到第二无线通信系统的第二无线通信装置的发送之后的保护时间间隔。 此后,第一无线通信装置被配置为将第一无线通信系统中的传输调度到从检测到的保护时间间隔的开始或之后开始的传输时间间隔,并且在第二无线通信系统的检测到的保护时间间隔内结束 。
    • 17. 发明授权
    • Channel access for cognitive networks
    • 认知网络的频道接入
    • US08315220B2
    • 2012-11-20
    • US12759199
    • 2010-04-13
    • Ari Hottinen
    • Ari Hottinen
    • H04W4/00
    • H04W84/20
    • A system for managing wireless interaction based on communication performance. Source apparatuses may desire to establish wireless links to target apparatuses. Prior to initiating new wireless links, source apparatuses may evaluate whether the establishment of new wireless links will increase the cumulative performance of the wireless communication environment, wherein the wireless communication environment may comprise the apparatuses communicating wirelessly within transmission range of a source apparatus. The evaluation may determine, for example, whether predicted cumulative performance of the wireless communication environment after the new wireless link is initiated would be greater than cumulative performance prior to link initiation.
    • 一种基于通信性能管理无线交互的系统。 源设备可能希望建立到目标设备的无线链路。 在发起新的无线链路之前,源设备可以评估新无线链路的建立是否会增加无线通信环境的累积性能,其中无线通信环境可以包括在源设备的传输范围内无线通信的设备。 评估可以例如确定在启动新无线链路之后的无线通信环境的预测累积性能是否将大于链路启动之前的累积性能。
    • 19. 发明申请
    • DIVERSITY TRANSMITTER AND DIVERSITY TRANSMISSION METHOD
    • 多样性发射机和多样性传输方法
    • US20100098187A1
    • 2010-04-22
    • US12574424
    • 2009-10-06
    • Ari Hottinen
    • Ari Hottinen
    • H04B7/02
    • H04L1/0631H04B7/0615H04B7/0617H04B7/0669H04L1/06H04L1/0625H04L27/2601
    • The present invention concerns a diversity transmitter, comprising: transmit symbol input means (1) for inputting a symbol matrix (b) to be forwarded to a transmit processing means (2), said transmit processing means comprising supplying means (2a) for supplying columns of said symbol to a plurality of at least two branches, each branch being supplied to a respective one of spatial channels (A1, . . . , Am) for transmission to a receiver, a parallelization means (2b) adapted to provide within each branch at least two parallel channels allocated to a respective user, and weighting means (2c) adapted to subject the symbol signals on at least one of said branches to an invertible linear transformation with a fixed complex weight, the complex weight being different for at least two parallel channels. The present invention also concerns a corresponding diversity transmission method.
    • 本发明涉及一种分集发射机,包括:发射符号输入装置(1),用于输入要传送到发射处理装置(2)的符号矩阵(b),所述发射处理装置包括供应装置(2a) 的所述符号分配给多个至少两个分支,每个分支被提供给空间信道(A1,...,Am)中的相应一个以传输到接收机,并行化装置(2b)适于在每个分支 分配给相应用户的至少两个并行信道,以及适于将所述分支中的至少一个上的符号信号对准具有固定复权重的可逆线性变换的加权装置(2c),所述复权重至少为二 并行通道。 本发明还涉及相应的分集传输方法。
    • 20. 发明授权
    • Closed-loop signaling method for controlling multiple transmit beams and correspondingly adapted transceiver device
    • 用于控制多个发送波束的闭环信令方法和相应适应的收发器装置
    • US07664061B2
    • 2010-02-16
    • US10433669
    • 2001-09-05
    • Ari Hottinen
    • Ari Hottinen
    • H04B7/00H04B7/02H04L1/02H04M1/00
    • H04B7/0647H04B7/061H04B7/0617H04L1/0026H04L1/0027
    • The present invention relates to a closed-loop signaling method for controlling multiple transmit beams, comprising the steps of receiving (S21) a plurality of at least two beams from a first transceiver (Node_B) via a plurality of transmission channels at a second transceiver (UE), evaluating (S22), at said second transceiver, characteristics of said plurality of beams received at said second transceiver, determining at least one dominant beam using said characteristic, deriving (S24) control information for being fed back from said second transceiver (UE) to said first transceiver (Node_B), based on said evaluated characteristics, wherein said control information for dominant characteristics is allocated a different quantization resolution as compared to a less dominant beam (S25, S26, S27). Also, the present invention relates to a transceiver device (UE), adapted for being used in such a closed-loop signaling method for controlling multiple transmit beams.
    • 本发明涉及一种用于控制多个发射波束的闭环信令方法,包括以下步骤:在第二收发信机处经由多个传输信道从第一收发信机(Node_B)接收(S21)多条至少两条波束 UE),在所述第二收发机处评估(S22)在所述第二收发机处接收的所述多个波束的特性,使用所述特性确定至少一个主导波束,导出(S24)从所述第二收发器反馈的(S24)控制信息 UE)到所述第一收发器(Node_B),基于所述评估的特性,其中所述主要特性的控制信息与较不主导的波束相比被分配不同的量化分辨率(S25,S26,S27)。 此外,本发明涉及一种适用于用于控制多个发射波束的这种闭环信令方法中的收发器设备(UE)。