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    • 1. 发明申请
    • Methods and Apparatus for Positioning Measurement in Multi-Antenna Transmission Systems
    • 在多天线传输系统中定位测量的方法和装置
    • US20120231809A1
    • 2012-09-13
    • US13120030
    • 2011-03-10
    • Iana SiominaYngve Selen
    • Iana SiominaYngve Selen
    • H04W4/00
    • H04W64/00G01S5/10
    • This document discloses solutions for using a mix of reference signal types in a wireless communications network, e.g., a first type and a second type, in making positioning-related measurements. In one example, a UE uses a “mix” of CRS and PRS. As an example case, a UE receives PRS and, possibly, CRS from one or more cells, while it receives only CRS from one or more other cells. In this case, the UE determines, e.g., received signal timing values for CRS as received from some cells, on a per-cell basis, and for PRS as received from other cells, on a per-cell basis. The UE can measure and report on per-signal/per-cell basis and can perform calculations involving a mix of timing measurements made for both CRS and PRS. In a further aspect, reference signal transmissions are controlled or coordinated on a per-port basis in cells that use multiple antenna ports for transmitting within each such cell.
    • 本文件公开了在无线通信网络(例如,第一类型和第二类型)中使用参考信号类型的混合来进行定位相关测量的解决方案。 在一个示例中,UE使用CRS和PRS的“混合”。 作为示例情况,UE从一个或多个其他小区仅接收CRS,而从一个或多个小区接收PRS和可能的CRS。 在这种情况下,UE以每个小区为基础确定从一些小区接收的CRS的接收信号定时值,以及基于每个小区从其他小区接收的PRS的接收信号定时值。 UE可以基于每个信号/每个单元来测量和报告,并且可以执行涉及针对CRS和PRS的时序测量的混合的计算。 在另一方面,在使用多个天线端口用于在每个这样的小区内传输的小区中,基于每端口的参考信号传输被控制或协调。
    • 2. 发明授权
    • Methods and apparatus for positioning measurement in multi-antenna transmission systems
    • 在多天线传输系统中定位测量的方法和装置
    • US08682389B2
    • 2014-03-25
    • US13120030
    • 2011-03-10
    • Iana SiominaYngve Selen
    • Iana SiominaYngve Selen
    • H04M1/38
    • H04W64/00G01S5/10
    • This document discloses solutions for using a mix of reference signal types in a wireless communications network, e.g., a first type and a second type, in making positioning-related measurements. In one example, a UE uses a “mix” of CRS and PRS. As an example case, a UE receives PRS and, possibly, CRS from one or more cells, while it receives only CRS from one or more other cells. In this case, the UE determines, e.g., received signal timing values for CRS as received from some cells, on a per-cell basis, and for PRS as received from other cells, on a per-cell basis. The UE can measure and report on per-signal/per-cell basis and can perform calculations involving a mix of timing measurements made for both CRS and PRS. In a further aspect, reference signal transmissions are controlled or coordinated on a per-port basis in cells that use multiple antenna ports for transmitting within each such cell.
    • 本文件公开了在无线通信网络(例如,第一类型和第二类型)中使用参考信号类型的混合来进行定位相关测量的解决方案。 在一个示例中,UE使用CRS和PRS的“混合”。 作为示例情况,UE从一个或多个其他小区仅接收CRS,而从一个或多个小区接收PRS和可能的CRS。 在这种情况下,UE以每个小区为基础确定从一些小区接收的CRS的接收信号定时值,以及基于每个小区从其他小区接收的PRS的接收信号定时值。 UE可以基于每个信号/每个单元来测量和报告,并且可以执行涉及针对CRS和PRS的时序测量的混合的计算。 在另一方面,在使用多个天线端口用于在每个这样的小区内传输的小区中,基于每端口的参考信号传输被控制或协调。
    • 3. 发明授权
    • Method and apparatus relating to spectrum sensing
    • 与频谱感测相关的方法和装置
    • US08995922B2
    • 2015-03-31
    • US12994207
    • 2009-06-03
    • Yngve SelenJonas KronanderHugo Tullberg
    • Yngve SelenJonas KronanderHugo Tullberg
    • H04B17/00H04W24/08H04W4/08H04W24/00H04W88/02
    • H04W24/08H04W4/08H04W24/00H04W88/02
    • The invention presents methods and corresponding device relating to cooperative spectrum sensing. First a candidate set of sensors that can participate in an occasion of cooperative spectrum sensing is obtained. A cost formula for calculating a cost associated with using sensors from the candidate set in the cooperative spectrum sensing is then defined (75; 107, 97). The candidate set is partitioned (29; 14, 145) into an active set and a passive set. The active set contains any sensor (s) from the candidate that is to participate in the cooperative spectrum sensing. The passive set includes any sensor (s) that is not to participate in the cooperative spectrum sensing. The partitioning of the candidate set is done by applying an optimization procedure (79, 81, 83; 111, 113, 115) which performs a constrained optimization of the cost in accordance with the defined cost formula.
    • 本发明提出了与合作频谱感测有关的方法和相应装置。 首先,获得可以参与协作频谱感测的候选传感器组。 然后定义用于计算与在合作频谱感测中的候选集合使用传感器相关联的成本的成本公式(75; 107,97)。 候选集被分割成一个活动集和一个被动集合(29; 14,145)。 活动集包含来自候选人参与协作频谱感测的任何传感器。 无源组包括不参与协作频谱感测的任何传感器。 通过应用根据定义的成本公式执行成本的约束优化的优化过程(79,81,83; 111,113,115)来完成候选集的划分。
    • 4. 发明授权
    • Method and apparatus relating to spectrum sensing
    • 与频谱感测相关的方法和装置
    • US08270906B2
    • 2012-09-18
    • US12993555
    • 2009-06-04
    • Yngve SelenJonas KronanderHugo Tullberg
    • Yngve SelenJonas KronanderHugo Tullberg
    • H04B17/00
    • H04W24/08H04W4/08H04W24/00H04W88/02
    • The invention comprises a method and a corresponding apparatus (53). A candidate set of sensors that are available to participate in an occasion of cooperative spectrum sensing is obtained. For each sensor in the candidate set, its radial distance to a central coordinating node in a communication system is also obtained (73). A sequence of minimum radii is produced (75,79). For each minimum radius in the sequence, an accommodation number is determined (75,87). The accommodation number associated with a minimum radius is the greatest number of sensors that can be placed on circle having this radius without a probability that all these sensors are mutually uncorrelated falling below a design probability threshold. Sensors from the candidate set are then selectively added (91,95) to an active set of sensors based on the minimum radii, the corresponding accommodation numbers and the obtained radial distances.
    • 本发明包括一种方法和相应的装置(53)。 获得可用于参与协作频谱感测的候选的传感器组。 对于候选集中的每个传感器,也获得其到通信系统中的中央协调节点的径向距离(73)。 产生一个最小半径序列(75,79)。 对于序列中的每个最小半径,确定住宿号码(75,87)。 与最小半径相关联的住宿号码是可以放置在具有该半径的圆上的传感器的最大数量,而不具有所有这些传感器彼此不相关落在设计概率阈值以下的概率。 然后根据最小半径,对应的住宿号码和所获得的径向距离,选择性地将候选集的传感器(91,95)添加到有源传感器集合(91,95)。
    • 5. 发明申请
    • Method and Apparatus Relating to Spectrum Sensing
    • 与频谱感应有关的方法和装置
    • US20110098005A1
    • 2011-04-28
    • US12994207
    • 2009-06-03
    • Yngve SelenJonas KronanderHugo Tullberg
    • Yngve SelenJonas KronanderHugo Tullberg
    • H04B17/00
    • H04W24/08H04W4/08H04W24/00H04W88/02
    • The invention presents methods and corresponding device relating to cooperative spectrum sensing. First a candidate set of sensors that can participate in an occasion of cooperative spectrum sensing is obtained. A cost formula for calculating a cost associated with using sensors from the candidate set in the cooperative spectrum sensing is then defined (75; 107, 97). The candidate set is partitioned (29; 14, 145) into an active set and a passive set. The active set contains any sensor (s) from the candidate that is to participate in the cooperative spectrum sensing. The passive set includes any sensor (s) that is not to participate in the cooperative spectrum sensing. The partitioning of the candidate set is done by applying an optimization procedure (79, 81, 83; 111, 113, 115) which performs a constrained optimization of the cost in accordance with the defined cost formula.
    • 本发明提出了与合作频谱感测有关的方法和相应装置。 首先,获得可以参与协作频谱感测的候选传感器组。 然后定义用于计算与在合作频谱感测中的候选集合使用传感器相关联的成本的成本公式(75; 107,97)。 候选集被分割成一个活动集和一个被动集合(29; 14,145)。 活动集包含来自候选人参与协作频谱感测的任何传感器。 无源组包括不参与协作频谱感测的任何传感器。 通过应用根据定义的成本公式执行成本的约束优化的优化过程(79,81,83; 111,113,115)来完成候选集的划分。
    • 6. 发明申请
    • METHOD AND APPARATUS RELATING TO SPECTRUM SENSING
    • 与光谱传感相关的方法和装置
    • US20110065471A1
    • 2011-03-17
    • US12990880
    • 2009-06-01
    • Yngve SelenJonas KronanderHugo Tullberg
    • Yngve SelenJonas KronanderHugo Tullberg
    • H04W72/04
    • H04W24/08H04W4/08H04W24/00H04W88/02
    • The invention presents methods and corresponding devices for improving cooperative spectrum initiating sensing. A device (61;61.1) first receives an invitation (17;35) to participate in cooperative spectrum sensing. The device performs an autonomous decision (19) on whether or not to participate in the cooperative spectrum sensing in response to the invitation. If it is determined to participate in the cooperative spectrum sensing to which the invitation relates, spectrum sensing is then performed (21;45). With the invention, sensor selection becomes “distributed”, i.e. it is up to the device itself to decide on participation in the cooperative sensing, rather than having, for example, a central entity determining what devices should act as sensors in the cooperative spectrum sensing. One advantage is that the amount of signalling required for sensor selection can be kept at a minimum, thereby saving communication resources.
    • 本发明提出了用于改进协作频谱启动感测的方法和相应装置。 设备(61; 61.1)首先接收参与协作频谱感测的邀请(17; 35)。 设备响应于该邀请执行是否参与协作频谱感测的自主决定(19)。 如果决定参与与邀请相关的协作频谱感知,则进行频谱感测(21; 45)。 利用本发明,传感器选择变得“分散”,即由设备本身来决定参与协作感测,而不是具有例如确定哪些设备应当用作协作频谱感测中的传感器的中央实体 。 一个优点是可以将传感器选择所需的信号量保持在最低限度,从而节省通信资源。
    • 9. 发明申请
    • Method and Apparatus Relating to Spectrum Sensing
    • 与频谱感应有关的方法和装置
    • US20110076959A1
    • 2011-03-31
    • US12993555
    • 2009-06-04
    • Yngve SelenJonas KronanderHugo Tullberg
    • Yngve SelenJonas KronanderHugo Tullberg
    • H04B17/00
    • H04W24/08H04W4/08H04W24/00H04W88/02
    • The invention comprises a method and a corresponding apparatus (53). A candidate set of sensors that are available to participate in an occasion of cooperative spectrum sensing is obtained. For each sensor in the candidate set, its radial distance to a central coordinating node in a communication system is also obtained (73). A sequence of minimum radii is produced (75,79). For each minimum radius in the sequence, an accommodation number is determined (75,87). The accommodation number associated with a minimum radius is the greatest number of sensors that can be placed on circle having this radius without a probability that all these sensors are mutually uncorrelated falling below a design probability threshold. Sensors from the candidate set are then selectively added (91,95) to an active set of sensors based on the minimum radii, the corresponding accommodation numbers and the obtained radial distances.
    • 本发明包括一种方法和相应的装置(53)。 获得可用于参与协作频谱感测的候选的传感器组。 对于候选集中的每个传感器,也获得其到通信系统中的中央协调节点的径向距离(73)。 产生一个最小半径序列(75,79)。 对于序列中的每个最小半径,确定住宿号码(75,87)。 与最小半径相关联的住宿号码是可以放置在具有该半径的圆上的传感器的最大数量,而不具有所有这些传感器彼此不相关落在设计概率阈值以下的概率。 然后根据最小半径,对应的住宿号码和获得的径向距离,选择性地将候选集的传感器(91,95)添加到有源传感器集合(91,95)。