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    • 1. 发明申请
    • METHOD FOR INTERFERENCE SOURCE IDENTIFICATION
    • 干扰源识别方法
    • WO2003063532A1
    • 2003-07-31
    • PCT/SE2002/000139
    • 2002-01-25
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)LARSSON, KjellSVENSSON, BjörnGUSTAFSSON, Jörgen
    • LARSSON, KjellSVENSSON, BjörnGUSTAFSSON, Jörgen
    • H04Q7/34
    • H04W24/00
    • The present invention relates to a method to identify one or more interference sources in a mobile radio system, preferably in a GSM radio network for mobile telephones. A received signal (r) consists of a wanted signal and a number of interference signals of which one is a dominating interference signal and where all signals includes a known training sequence (TK1,TK2,... ). The carrier is estimated and subtracted from the received signal (r) giving a remaining interference signal (s).This signal is correlated against known training sequences (TKj, j=0,1,2,...,7) resulting in a training sequence associated with the interfering signal.According to the invention, the identification code (BCC) of a possible interference source (BS1) from said training sequence is determined. After that, a number of candidates (CA1,CA2, ), each corresponding with a certain cell from the identification code (BCC) are determined and also the frequency which is disturbed and the timing offset (t1,t2,... Fig 7) for the frequencies used by said candidates. Finally it is investigated if one or more (fa,fb ) of these have the same time offset as the interference signal (t0) resulting in that at least one candidate (CA3) with the best matching offsets on its frequencies is identified as the interference source.
    • 本发明涉及一种在移动无线电系统中,优选地在用于移动电话的GSM无线电网络中识别一个或多个干扰源的方法。 接收信号(r)由有用信号和多个干扰信号组成,其中一个是主导干扰信号,其中所有信号包括已知的训练序列(TK1,TK2,...)。 估计载波并从接收到的信号(r)中减去给出剩余干扰信号(s)。该信号与已知的训练序列(TKj,j = 0,1,2,...,7)相关,导致 训练序列与干扰信号相关联。根据本发明,确定来自所述训练序列的可能的干扰源(BS1)的识别码(BCC)。 之后,确定从识别码(BCC)分别对应于特定小区的多个候选(CA1,CA2,...),并且确定被干扰的频率和定时偏移(t1,t2,...) )用于所述候选者使用的频率。 最后,调查其中一个或多个(fa,fb)是否与干扰信号(t0)具有相同的时间偏移,导致在其频率上具有最佳匹配偏移的至少一个候选(CA3)被识别为干扰 资源。
    • 2. 发明申请
    • ARRANGEMENT IN CONNECTION WITH A PROPELLER WITH ANGULARLY ADJUSTABLE BLADES
    • 与具有可调节刀片的螺旋桨相关的安装
    • WO2003095303A1
    • 2003-11-20
    • PCT/SE2003/000748
    • 2003-05-08
    • NYA BERG PROPULSION ABSVENSSON, BjörnTHYBERG, Conny
    • SVENSSON, BjörnTHYBERG, Conny
    • B63H21/38
    • B63H23/321B63H3/04B63H3/08B63H21/386
    • An arrangement for an adjustable propeller for vessels comprising a propeller (22) and a drive shaft (20) extending through the hull, at least two propeller blades (25) which are each mounted rotatably in a respective bearing seat, a propeller boss (17), and a supply duct (5) arranged in the said propeller boss (17) for supplying lubricant to the said seat, the cavity (21) in the propeller boss (17) being completely filled with lubricant which is under positive pressure, and the propeller boss (17) also comprising an outlet duct (6) for return flow of the said lubricant from the said bearing seat in the propeller boss (17) out through the propeller boss (17), the ducts (5), (6) being interconnected outside the boss (17) so that circulation of lubricant through the propeller boss (17) is brought about. A method for lubricating a propeller boss (17) in an arrangement for an adjustable propeller for vessels, lubricant being supplied to a cavity (21) in the propeller boss (17) through a duct (5), a cavity (21) being completely filled with lubricant, arrangement being made such that the lubricant is under positive pressure and is conveyed away from the propeller boss (17) through a duct (6), and in this way circulation of lubricant through the propeller boss (17) being brought about.
    • 一种用于容器的可调式推进器的装置,包括螺旋桨(22)和延伸穿过船体的驱动轴(20),至少两个螺旋桨叶片(25)可旋转地安装在相应的轴承座中,螺旋桨毂(17 )和布置在所述螺旋桨毂(17)中用于向所述座椅供应润滑剂的供应管道(5),螺旋桨毂(17)中的空腔(21)完全充满正压力的润滑剂,以及 螺旋桨毂(17)还包括出口管道(6),用于使所述润滑剂从螺旋桨毂(17)中的所述轴承座返回流经螺旋桨毂(17),导管(5),(6) )连接在凸台(17)外部,使得润滑剂通过螺旋桨毂(17)的循环。 一种用于润滑用于容器可调螺旋桨的布置的螺旋桨毂(17)的方法,通过管道(5)将润滑剂供应到螺旋桨毂(17)中的空腔(21),空腔(21)完全 填充有润滑剂,布置成使得润滑剂处于正压力下并且通过导管(6)从螺旋桨毂(17)输送,并且以这种方式使润滑剂通过推进器凸台(17)的循环带来 。