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    • 1. 发明申请
    • Link adaptation for point-to-multipoint channel
    • 点到多点通道的链路适配
    • US20050113099A1
    • 2005-05-26
    • US10717918
    • 2003-11-21
    • Stefan ErikssonHannes EkstroemAndreas SchiederHenning Wiemann
    • Stefan ErikssonHannes EkstroemAndreas SchiederHenning Wiemann
    • H04L1/00H04L12/56H04W4/06H04W28/04H04Q7/20
    • H04W72/005H04L1/0003H04L1/0009H04L1/0015H04L1/0026H04L2001/0093
    • A network node (28) of a wireless telecommunication network (20) uses a first coding scheme (selected from plural possible coding schemes) for encoding of a point-to-multipoint (PTM) transmission carried to plural mobile stations (30) on a common downlink channel (32). The mobile stations (30) receiving the point-to-multipoint transmission on the common downlink channel (32) evaluate the link quality of the point-to-multipoint transmission. Feedback from the plural mobile stations (30) regarding the link quality of the point-to-multipoint transmission is provided to the network node (28) on a common uplink channel (36). A controller (48) at the network node (28) monitors information received on the common uplink channel for feedback regarding the link quality of the point-to-multipoint transmission. The controller (48) at the network node (28) uses the feedback to determine whether to change from the first coding scheme to a second coding scheme for the encoding of the point-to-multipoint transmission to the plural mobile stations (30).
    • 无线电信网络(20)的网络节点(28)使用第一编码方案(从多个可能的编码方案中选择)来对在多个移动站(30)上传送的点对多点(PTM)传输进行编码 公共下行链路信道(32)。 接收公共下行链路信道(32)上的点对多点传输的移动站(30)评估点对多点传输的链路质量。 来自多个移动站(30)的关于点对多点传输的链路质量的反馈被提供给公共上行链路信道(36)上的网络节点(28)。 在网络节点(28)处的控制器(48)监视在公共上行链路信道上接收的关于点对多点传输的链路质量的反馈的信息。 网络节点(28)处的控制器(48)使用反馈来确定是否从第一编码方案改变为用于对多个移动台(30)的点对多点传输的编码的第二编码方案。
    • 2. 发明授权
    • Link adaptation for point-to-multipoint channel
    • 点到多点通道的链路适配
    • US07164890B2
    • 2007-01-16
    • US10717918
    • 2003-11-21
    • Stefan ErikssonHannes EkstroemAndreas SchiederHenning Wiemann
    • Stefan ErikssonHannes EkstroemAndreas SchiederHenning Wiemann
    • H04B1/00
    • H04W72/005H04L1/0003H04L1/0009H04L1/0015H04L1/0026H04L2001/0093
    • A network node (28) of a wireless telecommunication network (20) uses a first coding scheme (selected from plural possible coding schemes) for encoding of a point-to-multipoint (PTM) transmission carried to plural mobile stations (30) on a common downlink channel (32). The mobile stations (30) receiving the point-to-multipoint transmission on the common downlink channel (32) evaluate the link quality of the point-to-multipoint transmission. Feedback from the plural mobile stations (30) regarding the link quality of the point-to-multipoint transmission is provided to the network node (28) on a common uplink channel (36). A controller (48) at the network node (28) monitors information received on the common uplink channel for feedback regarding the link quality of the point-to-multipoint transmission. The controller (48) at the network node (28) uses the feedback to determine whether to change from the first coding scheme to a second coding scheme for the encoding of the point-to-multipoint transmission to the plural mobile stations (30).
    • 无线电信网络(20)的网络节点(28)使用第一编码方案(从多个可能的编码方案中选择)来对在多个移动站(30)上传送的点对多点(PTM)传输进行编码 公共下行链路信道(32)。 接收公共下行链路信道(32)上的点对多点传输的移动站(30)评估点对多点传输的链路质量。 来自多个移动站(30)的关于点对多点传输的链路质量的反馈被提供给公共上行链路信道(36)上的网络节点(28)。 在网络节点(28)处的控制器(48)监视在公共上行链路信道上接收的关于点对多点传输的链路质量的反馈的信息。 网络节点(28)处的控制器(48)使用反馈来确定是否从第一编码方案改变为用于对多个移动台(30)的点对多点传输的编码的第二编码方案。
    • 3. 发明授权
    • Modulation scheme management
    • 调制方案管理
    • US07471928B2
    • 2008-12-30
    • US10857359
    • 2004-06-01
    • Johan AxnasStephen CraigDayong ChenStefan Eriksson
    • Johan AxnasStephen CraigDayong ChenStefan Eriksson
    • H04B1/00H04B7/00
    • H04L1/0003H04B17/309H04B17/382H04L1/206H04W52/262
    • The invention involves selection of modulation scheme for a mobile unit (100) having access to a link quality enhancing algorithm (130) operable only on data modulated using a subset of the available modulation schemes. The mobile unit (100) performs signal quality measurements on a communications link (410), over which data modulated with a first modulation scheme is communicated. A link quality measure is then determined for this first modulation. A quality enhancement due to operation of the algorithm (130) is also determined. This quality measure and the quality enhancement are used for generating decision information, which is reported to the network (200). There the information is used for estimating link quality measure(s) of currently non-employed modulation(s) for the mobile unit (100). The selection of a modulation scheme for the communications link is then performed based on the decision information and the estimated quality measure(s).
    • 本发明涉及对具有访问链路质量增强算法(130)的移动单元(100)的调制方案的选择,所述链路质量增强算法仅可用于使用可用调制方案的子集调制的数据。 移动单元(100)在通信链路(410)上执行信号质量测量,通过其传送以第一调制方案调制的数据。 然后确定该第一调制的链路质量测量。 还确定了由于算法(130)的操作引起的质量增强。 这种质量测量和质量增强用于生成报告给网络的决策信息(200)。 该信息用于估计移动单元(100)的当前非采用调制的链路质量测量。 然后基于决策信息和估计的质量度量来执行对通信链路的调制方案的选择。
    • 4. 发明申请
    • Method and arrangement for signal processing comprising first and second pulse compression filters
    • 包括第一和第二脉冲压缩滤波器的信号处理方法和装置
    • US20070080853A1
    • 2007-04-12
    • US10582132
    • 2003-12-16
    • Stefan Eriksson
    • Stefan Eriksson
    • G01S13/08
    • G01S13/282G01S7/2806
    • The invention refers to a method and an arrangement for signal processing for a target detecting device (1) where a return signal (8) is divided into two parallel branches where a first compression filter (15) compresses the signal in the first branch and where a second compression filter (17) compresses the signal in the second branch. The second compression filter (17) compresses the return signal (8) to a higher degree than the first compression filter (15). A delay filter (19) delays the first compressed signal (16a) compensating for a delay ΔT. Detectors (21, 22) processes the compressed signals (16b, 18) giving rise to detector signals (21, 23). The detector signals are compared and the minimum value of the compared detector signals (21, 23) is selected for all time frames, giving rise to a first output signal (25) comprising the minimum values from the first and second detector signals (21, 23).
    • 本发明涉及用于目标检测装置(1)的信号处理的方法和装置,其中返回信号(8)被分成两个并行分支,其中第一压缩滤波器(15)压缩第一分支中的信号,并且其中 第二压缩滤波器(17)压缩第二分支中的信号。 第二压缩滤波器(17)将返回信号(8)压缩到比第一压缩滤波器(15)更高的程度。 延迟滤波器(19)延迟补偿延迟ΔT的第一压缩信号(16a)。 检测器(21,22)处理产生检测器信号(21,23)的压缩信号(16b,18)。 检测器信号被比较,并且对于所有时间帧选择比较的检测器信号(21,23)的最小值,产生包括来自第一和第二检测器信号(21,23)的最小值的第一输出信号(25) 23)。
    • 5. 发明授权
    • Method and apparatus for recursive filtering of parallel intermittent streams of unequally reliable time discrete data
    • 用于不平等可靠的时间离散数据的并行间歇流的递归滤波的方法和装置
    • US06502063B1
    • 2002-12-31
    • US09454220
    • 1999-12-09
    • Stefan ErikssonAnders FuruskärStefan Jäverbring
    • Stefan ErikssonAnders FuruskärStefan Jäverbring
    • G06F1500
    • G01D1/00
    • An apparatus and method for recursive filtering of time discrete measurement data relating to a measurable time-varying attribute to generate an estimated magnitude for the attribute at a particular time instant. Each measurement has an associated reliability indicator representing a relative reliability of the measurement. Using the individual reliability indicators and a time-weighted filtered reliability indicator for a prior time instant, a filtered reliability indicator for the current time instant is generated. The filtered reliability indicator for the current time instant is then used to reliability-weight a weighted average of the plurality of measurements and to reliability-weight a time-weighted estimated magnitude for the prior time instant. The weighted values are then used to generate an estimated magnitude of the time-varying attribute for the current time instant.
    • 一种用于对与可测量的时变属性相关的时间离散测量数据进行递归滤波以在特定时刻产生所述属性的估计幅度的装置和方法。 每个测量具有表示测量的相对可靠性的相关联的可靠性指示符。 使用单个可靠性指示符和一个时间加权滤波的可靠性指示符在以前的时刻,生成当前时刻的经滤波的可靠性指示符。 然后将用于当前时刻的经滤波的可靠性指示符用于对多个测量的加权平均值进行可靠性加权,并将可靠性权重加权在先前时刻的时间加权估计幅度。 然后,加权值用于产生当前时刻的时变属性的估计幅度。
    • 6. 发明授权
    • Electrically steerable antenna arrangement
    • 电动导向天线布置
    • US09583831B2
    • 2017-02-28
    • US14113367
    • 2011-04-26
    • Stefan ErikssonMagnus IsacssonClaes Nylund
    • Stefan ErikssonMagnus IsacssonClaes Nylund
    • H01Q3/00H01Q3/26G01S7/40G01S13/02
    • H01Q3/26G01S7/4026G01S2013/0254
    • An electrically steerable antenna arrangement comprising at least a first antenna function and a second antenna function, each antenna function comprising at least one antenna element, the antenna functions having at least one main radiation lobe that is electrically steerable, where each antenna function comprises at least one signal altering means arranged for altering the time characteristics and/or phase characteristics and/or frequency characteristics of a signal fed through the signal altering means, the electrically steerable antenna arrangement comprising a control unit arranged for feeding a signal comprising control information to the antenna functions via a control connection, the signal altering means being arranged to take certain settings in dependence of the control information, such that for certain settings of the signal altering means, a certain angular direction of said main radiation lobe in relation to an antenna reference plane is acquired. The electrically steerable antenna arrangement further comprises a first monitoring unit connected to the control connection, and a second monitoring unit connected to the antenna functions, the first monitoring unit being arranged to analyze the control information fed to the signal altering means and trigger a first alert via a first alert connection if there is a deviation which exceeds a first threshold, where furthermore the antenna functions are arranged to send signal information to the second monitoring unit regarding the resulting signal fed to said antenna elements, the second monitoring unit being arranged to analyze said signal information and to trigger a second alert via a second alert connection if there is a deviation which exceeds a second threshold.
    • 包括至少第一天线功能和第二天线功能的电导向天线装置,每个天线功能包括至少一个天线元件,所述天线功能具有至少一个电导向的主辐射波瓣,其中每个天线功能至少包括 一个信号改变装置,被布置成改变通过信号改变装置馈送的信号的时间特性和/或相位特性和/或频率特性,电可转向天线装置包括控制单元,该控制单元被布置为将包括控制信息的信号馈送到天线 通过控制连接功能,所述信号改变装置被布置为根据控制信息进行某些设置,使得对于信号改变装置的某些设置,所述主辐射波瓣的某个角度方向相对于天线参考平面 被收购。 电导向天线装置还包括连接到控制连接的第一监视单元和连接到天线功能的第二监视单元,第一监视单元被布置成分析馈送到信号改变装置的控制信息并触发第一警报 通过第一警报连接,如果存在超过第一阈值的偏差,则此外天线功能被布置为向第二监视单元发送关于馈送到所述天线元件的结果信号的信号信息,第二监视单元被布置成分析 所述信号信息,并且如果存在超过第二阈值的偏差,则经由第二警报连接触发第二警报。
    • 7. 发明授权
    • Detecting the presence of coding scheme CS-I RLC/MAC control message
    • 检测编码方案CS-I RLC / MAC控制消息的存在
    • US08238276B2
    • 2012-08-07
    • US12531224
    • 2008-03-07
    • John DiachinaStefan Eriksson
    • John DiachinaStefan Eriksson
    • H04B7/00H04B3/24
    • H04L1/0075
    • A method of transmitting a downlink, coding scheme CS-1 RLC/MAC control message from a BSS to an EGPRS MS (61), and receiving and detecting the CS-1 RLC/MAC control message in the MS. The BSS places in an MCS-1 radio block, a CS-1 RLC/MAC control block identical to a coding scheme CS-1 RLC/MAC control message excluding the MAC header octet. The BSS also places a coding scheme CS-4 stealing bit code word in the radio block using legacy stealing bit values and positions. The CPS field (26) of the block header (25) indicates that the radio block contains a CS-1 RLC/MAC control message. The MS receives the radio block and detects the coding scheme CS-4 stealing bit code word. In response, the MS interprets the received radio block header to identify the CPS field. The MS determines from the CPS field that a CS-1 RLC/MAC control block has been received.
    • 将下行链路编码方案CS-1 RLC / MAC控制消息从BSS发送到EGPRS MS(61)的方法,以及接收和检测MS中的CS-1 RLC / MAC控制消息。 BSS放置在MCS-1无线电块中,CS-1 RLC / MAC控制块与除了MAC头字节之外的编码方案CS-1 RLC / MAC控制消息相同。 BSS还使用传统的窃取位值和位置将编码方案CS-4窃取位代码字放在无线电块中。 块标题(25)的CPS字段(26)表示无线块包含CS-1 RLC / MAC控制消息。 MS接收无线电块并检测编码方案CS-4窃取位码字。 作为响应,MS解释所接收的无线电块头部以识别CPS字段。 MS从CPS字段确定已经接收到CS-1 RLC / MAC控制块。
    • 8. 发明授权
    • Flexible layer one for radio interface to PLMN
    • 灵活的第一层用于无线电接口到PLMN
    • US07188300B2
    • 2007-03-06
    • US10134017
    • 2002-04-26
    • Stefan ErikssonArne BerglundDavid Bladsjo
    • Stefan ErikssonArne BerglundDavid Bladsjo
    • H03M13/03
    • H04W28/18H04W28/22
    • Flexibly configurable layer one transport channels produce radio blocks in response to communication information and extract communication information from radio blocks. Each transport channel can include an encoder or a decoder coupled to and cooperable with a data puncturer or a data repeater. An information source can produce for each transport channel first configuration information and second configuration information, wherein the first configuration information is indicative of how the associated transport channel is to be configured if a first modulation type is used for a current radio block, and wherein the second configuration information is indicative of how the associated transport channel is to be configured if a second modulation type is used for the current radio block. The physical layer can include a description information source that provides description information from which various configurations of the transport channels can be determined. The description information source provides the description information in the physical layer in response to further information which the description information source receives from a higher layer and which is indicative of a service request initiated by a communication network.
    • 灵活可配置的第一层传输信道响应于通信信息产生无线电块并从无线电块提取通信信息。 每个传输信道可以包括与数据穿孔器或数据中继器耦合并与其配合的编码器或解码器。 信息源可以为每个传输信道产生第一配置信息和第二配置信息,其中如果第一调制类型用于当前无线电块,则第一配置信息指示如何配置关联的传输信道,并且其中, 如果第二调制类型用于当前无线电块,第二配置信息指示如何配置关联的传输信道。 物理层可以包括提供描述信息的描述信息源,从该信息源可以确定传输信道的各种配置。 描述信息源响应于描述信息源从较高层接收的进一步信息提供物理层中的描述信息,并且其指示由通信网络发起的服务请求。