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    • 1. 发明申请
    • DETERMINING FORMATION PARAMETERS USING ELECTROMAGNETIC COUPLING COMPONENTS
    • 使用电磁耦合元件确定形成参数
    • WO2009009342A1
    • 2009-01-15
    • PCT/US2008/068883
    • 2008-07-01
    • SCHLUMBERGER CANADA LIMITEDSCHLUMBERGER TECHNOLOGY B.V.PRAD RESEARCH AND DEVELOPMENT LIMITEDSERVICES PETROLIERS SCHLUMBERGERSCHLUMBERGER HOLDINGS LIMITEDYANG, JianLI, QimingSEYDOUX, Jean
    • YANG, JianLI, QimingSEYDOUX, Jean
    • G01V3/28
    • G01V3/28
    • A method to determine one or more parameters of a formation traversed by a borehole, at least a portion of the formation having substantially parallel boundaries, the method comprising disposing a tool in the borehole, wherein the tool includes a transmitter having a dipole moment at an angle Θ T with respect to a longitudinal axis of the tool and a receiver having a dipole moment at an angle Θ R with respect to the longitudinal axis of the tool, the transmitter and receiver comprising a transmitter-receiver pair; transmitting an electromagnetic signal while rotating the tool; receiving the electromagnetic signal to produce a measured signal from the transmitter-receiver pair; and determining the one or more formation parameters for the portion of the formation having substantially parallel boundaries based on the measured signal from the transmitter-receiver pair. A tool disposed in a borehole penetrating a formation, at least a portion of the formation having substantially parallel boundaries, the tool comprising a single transmitter having a transmitter dipole moment at an angle Θ T with respect to a longitudinal axis of the tool; a single receiver having a receiver dipole moment at an angle Θ R with respect to the longitudinal axis of the tool; and a rotational position indicator.
    • 一种用于确定由钻孔穿过的地层的一个或多个参数的方法,所述地层的至少一部分具有基本上平行的边界,所述方法包括在所述钻孔中布置工具,其中所述工具包括在所述钻孔中具有偶极矩 角度TT相对于工具的纵向轴线和相对于工具的纵向轴线具有角度TR的偶极矩的接收器,发射机和接收机包括发射机 - 接收机对; 在旋转刀具的同时传输电磁信号; 接收电磁信号以产生来自发射机 - 接收机对的测量信号; 并且基于来自发射机 - 接收机对的测量信号,确定具有基本平行边界的地层部分的一个或多个地层参数。 一种工具,其设置在穿透地层的井眼中,所述地层的至少一部分具有基本上平行的边界,所述工具包括具有相对于所述工具的纵向轴线的角度TT的发射器偶极矩的单个发射器; 具有相对于工具的纵向轴线的角度TR的接收器偶极矩的单个接收器; 和旋转位置指示器。
    • 5. 发明申请
    • A SELF-GROUNDED ANTENNA ARRANGEMENT
    • 自接地天线布置
    • WO2014062112A1
    • 2014-04-24
    • PCT/SE2013/051130
    • 2013-09-30
    • GAPWAVES ABYANG, JianAL-RAWI, AliFRANZÉN, MagnusORLENIUS, CharlieKISHK, Ahmed A
    • YANG, JianAL-RAWI, AliFRANZÉN, MagnusORLENIUS, CharlieKISHK, Ahmed A
    • H01Q1/36H01Q9/26
    • H01Q9/28H01Q1/48H01Q5/25H01Q9/26H01Q9/40H01Q9/43H01Q21/0087H01Q21/24
    • The present invention relates to a self-grounded antenna arrangement (10) comprising a base or central portion (5) arranged in a first plane and a number of arm sections (1,2,3,4) associated with said central portion (5), which taper towards a respective end tip. It comprises an electric conducting material, each arm section being adapted to form a transition from the central portion and being bent backwards towards the central portion by more than 180° so that its end tip approaches a first side of the central portion, at an opening therein. The end tip is connected to feeding means for feeding via an arm section specific port, one specific port ( 11 1 , 11 2 ,11 3 ; 11 4 ;) for each arm section. Each arm section (1,2,3,4) comprises a mixed functionality of a curved monopole antenna and a loop antenna, and the antenna arrangement provides substantially uncoupled ports with far field functions that are almost orthogonal in polarization, direction or shape. The invention is in particular intended for use in MIMO antenna systems for statistical multipath environments.
    • 本发明涉及一种自接地天线布置(10),包括布置在第一平面中的基座或中心部分(5)和与所述中心部分(5)相关联的多个臂部分(1,2,3,4) ),其朝向相应的末端倾斜。 它包括导电材料,每个臂部分适于形成从中心部分的过渡部分,并向中心部分向后弯曲超过180°,使得其端部末端接近中心部分的第一侧,在开口处 在其中。 端头连接到馈送装置,用于经由臂部分特定端口馈送,用于每个臂部分的一个特定端口(111,112,113; 114;)。 每个臂部分(1,2,3,4)包括弯曲单极天线和环形天线的混合功能,并且天线装置提供基本上未耦合的端口,其具有在极化,方向或形状上几乎正交的远场功能。 本发明特别旨在用于用于统计多路径环境的MIMO天线系统。