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    • 24. 发明授权
    • Roller bearing cage
    • 滚子轴承保持架
    • US4684268A
    • 1987-08-04
    • US917200
    • 1986-10-09
    • Anders SahlgrenRolf GustafssonBo GoranssonYngve Sundqvist
    • Anders SahlgrenRolf GustafssonBo GoranssonYngve Sundqvist
    • F16C33/46F16C23/08F16C33/54
    • F16C23/086F16C33/4682F16C33/543
    • A cage for the rollers in a roller bearing in which the roller axes (2) define an angle with the bearing axis (3) has two annular portions (4, 5) and intermediate cage bars (6) defining cage pockets (7). The bars are situated radially inside of the roller axes with respect to the bearing and a flange (8) for guiding the roller by contacting their ends is extending radially outwards from one of the annular portions (4). A protrusion (9) is arranged on the flange (8) in connection to each pocket (7) or insertion into a recess in the adjacent roller end and thereby keeping the roller in the cage pocket. A recess (10) in the other annular portion (5) opposite each protrusion (9) simplifies the snapping of the roller into its pocket in the cage.
    • 滚子轴承(2)与滚子轴线(2)与轴承轴线(3)形成一定角度的滚子的保持架具有两个环形部分(4,5)和定义保持箱(7)的中间笼条(6)。 杆相对于轴承位于滚子轴线的径向内侧,并且用于通过接触其端部引导辊的凸缘(8)从环形部分(4)中的一个径向向外延伸。 凸缘(9)与每个凹槽(7)连接或者插入相邻辊端部的凹槽中,从而将滚子保持在凹槽中。 与每个突起(9)相对的另一个环形部分(5)中的凹部(10)简化了将滚筒卡在其中的凹槽中。
    • 27. 发明申请
    • Multi-Antenna Receiver Interference Cancellation Method and Apparatus
    • 多天线接收干扰消除方法和装置
    • US20100272220A1
    • 2010-10-28
    • US12808232
    • 2007-12-17
    • Hideshi MuraiBo Goransson
    • Hideshi MuraiBo Goransson
    • H04B1/10
    • H04B7/0413H04B7/0854H04L1/005H04L1/06H04L1/1812H04L25/03006
    • A composite signal including a plurality of component signal streams is processed using QR-decomposition to detect symbols and calculate a decision metric for each of the signal streams (202). Soft serial interference cancellation is performed on the composite signal based on the symbols detected for different ones of the signal streams and a ranking of the signal streams (204). The symbols are re-detected and the decision metric re-calculated for each signal stream based on soft serial interference cancellation results (206). The different decision metric calculations for at least one of the signal streams are compared to determine whether symbol detection is more accurate with or without soft serial interference cancellation (208). The signal streams are decoded using symbols detected based on soft serial interference cancellation results when symbol detection is determined to be more accurate with soft serial interference cancellation (210). Otherwise, the streams are decoded based on the symbols detected using QR-decomposition (210).
    • 使用QR分解处理包括多个分量信号流的复合信号以检测符号并计算每个信号流(202)的决策度量。 基于对不同信号流检测到的符号和信号流(204)的等级,对复合信号执行软串行干扰消除。 重新检测符号,并且基于软串行干扰消除结果为每个信号流重新计算决策度量(206)。 对至少一个信号流的不同决策度量计算进行比较,以确定符号检测在是否具有或不具有软串行干扰消除的情况下更准确(208)。 当使用软串行干扰消除结果检测到的符号来解码信号流,当使用软串行干扰消除确定符号检测更准确时(210)。 否则,基于使用QR分解检测的符号来解码流(210)。
    • 28. 发明申请
    • Antenna Weights Calculation Based on Users' Interference Rejection Capabilities
    • 基于用户干扰抑制能力的天线权重计算
    • US20100194650A1
    • 2010-08-05
    • US12669548
    • 2007-07-19
    • Bo GoranssonSven PeterssonStefan Felter
    • Bo GoranssonSven PeterssonStefan Felter
    • G01R29/08G06F19/00
    • H04B7/0617H04B7/0452H04B7/0628
    • The present invention relates to a method and arrangement in a transmitter unit of a multi-antenna system for an improved calculating of the antenna weights for a beamforming transmission of data from a transmitter unit to a target receiver unit, whereby interfering signal components for receiving units other than the target receiving unit and the desired communication signal at a target receiving unit are weighted by receiver-specific parameters describing the receiver capabilities of said units in terms of their capability for interference suppression and/or signal enhancement. The invention also relates to a method and arrangement for scheduling of user equipments by using said information on the signal processing capabilities for received signals of each receiving unit.
    • 本发明涉及多天线系统的发射机单元中的方法和装置,用于改进计算从发射机单元到目标接收机单元的波束成形传输的天线权重,由此用于接收单元的干扰信号分量 在目标接收单元以外的目标接收单元以及目标接收单元的期望的通信信号由接收机特定的参数加权,该参数描述了所述单元的接收机能力,就其干扰抑制和/或信号增强的能力而言。 本发明还涉及通过使用关于每个接收单元的接收信号的信号处理能力的信息来调度用户设备的方法和装置。