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    • 3. 发明申请
    • WIRELESS COMMUNICATION APPARATUS FOR DETERMINING DIRECTION OF ARRIVAL INFORMATION TO FORM A THREE-DIMENSIONAL BEAM USED BY A TRANSCEIVER
    • 用于确定到达信息的方向的无线通信装置形成由收发器使用的三维光束
    • US20080303718A1
    • 2008-12-11
    • US12192477
    • 2008-08-15
    • Bing A. ChiangSteven Jeffrey GoldbergMichael James Lynch
    • Bing A. ChiangSteven Jeffrey GoldbergMichael James Lynch
    • H01Q3/00G01S3/02
    • H01Q3/40H01Q21/205H01Q25/02H04B7/0617H04B7/086
    • A wireless communication method and antenna system for determining the direction of arrival (DOA) of received signals in azimuth and elevation, (i.e., in three dimensions), to form a beam for transmitting and receiving signals. The system includes two antenna arrays, each having a plurality of antenna elements, two first stage multi-mode-port matrices, at least one second stage multi-mode-port matrix, an azimuth phase detector, an elevation amplitude detector, a plurality of phase shifters and a transceiver. The antenna arrays and the first stage multi-mode-port matrices form a plurality of orthogonal omni-directional modes. Each of the modes has a characteristic phase set. Two of the modes' phases are used to determine DOA in azimuth. The second stage multi-mode-port matrix forms a sum-mode and a difference-mode used to determine the DOA of the received signals in elevation. A beam is formed in the direction of the received signals by adjusting the phase shifters.
    • 一种无线通信方法和天线系统,用于确定方位和高程(即,三维)中的接收信号的到达方向(DOA),以形成用于发送和接收信号的波束。 该系统包括两个天线阵列,每个天线阵列具有多个天线元件,两个第一级多模式端口矩阵,至少一个第二级多模式端口矩阵,方位角相位检测器,仰角振幅检测器,多个 移相器和收发器。 天线阵列和第一级多模端口矩阵形成多个正交全向模式。 每个模式都具有特征相位集合。 两个模式的相位用于确定方位角的DOA。 第二级多模式端口矩阵形成和模式和差模式,用于确定接收信号的高程的DOA。 通过调整移相器在接收信号的方向上形成一个波束。
    • 4. 发明授权
    • Locking device for telescoping elements
    • 伸缩元件锁定装置
    • US5791805A
    • 1998-08-11
    • US682681
    • 1996-11-13
    • Michael James LynchRana James Waitai
    • Michael James LynchRana James Waitai
    • B25G1/04F16B7/14F16B7/10
    • F16B7/1454B25G1/04Y10T16/473Y10T403/7064Y10T403/7077
    • A locking device for a pair of telescoping tubular poles. An engagement member fits to one end of first pole and is slidingly engaged within second pole. A groove of the engagement member engages with a rib in the second pole so the first pole cannot rotate relative to the second pole. First pole also slidingly engages through a clamp which is mounted to the end of the second pole. A cover fits over the clamp. A cam located between the inside wall over engages with a clamping element of the clamp. A lever extends from cam through an opening in the cover. By manipulating the lever the cam can cause the clamping element to clampingly lock the first pole against sliding movement in the second pole.
    • PCT No.PCT / NZ95 / 00004 Sec。 371日期:1996年11月13日 102(e)日期1996年11月13日PCT 1995年1月20日PCT PCT。 WO95 / 20107 PCT出版物 日期1995年7月27日一个用于一对伸缩管状柱的锁定装置。 接合构件适合于第一极的一端并滑动地接合在第二极内。 接合构件的槽与第二极中的肋接合,使得第一极不能相对于第二极旋转。 第一极还通过安装到第二极端的夹具滑动地接合。 盖子夹在夹子上。 位于内壁之间的凸轮与夹具的夹紧元件接合。 杠杆从凸轮延伸通过盖中的开口。 通过操纵杆,凸轮可以使夹紧元件夹紧地锁定第一极以防止第二极中的滑动。
    • 6. 发明授权
    • Method of stabilizing valve lift-off in hydraulic shock absorbers
    • 稳定液压减震器阀门起升的方法
    • US5992583A
    • 1999-11-30
    • US49347
    • 1998-03-27
    • Benjamin J SaltsmanColin Jeffrey YoungMichael James LynchWilliam M. Stewart
    • Benjamin J SaltsmanColin Jeffrey YoungMichael James LynchWilliam M. Stewart
    • F16F9/00F16F9/348F16F9/50F16F9/53F16F9/06
    • F16F9/006F16F9/348F16F9/50
    • Method of stabilizing valve lift-off movement in an automotive hydraulic shock absorber having compression and expansion chambers filled with a hydraulic shock-absorber fluid is diclosed. The chamber are divided by a valve body which has one or more orifices that have fluid flow therethrough controlled by a spring biased valve that lifts off from the valve body when the fluid pressure differential between chambers is above a predetermined amount. The steps of the method comprise (a) stationing the spring biased valve with respect to the orifices so that the fluid forcing the valve to lift off and overcome the spring bias will exit from the orifices in a manner that creates a velocity gradient in the expansion chamber resulting in pressure differences that disturb a smooth lift-off of the valves; and (b) modifying the hydraulic shock absorber fluid to form a mixture containing fumed amorphous silica whereby the fluid mixture will possess a viscosity inversely proportional to the velocity of the fluid mixture regions, the mixture will achieve the needed hydraulic attenuation.
    • 在具有填充有液压减震器流体的压缩和膨胀室的汽车液压减震器中稳定阀门提升运动的方法是断开的。 该腔体由具有一个或多个具有一个或多个孔的孔体分隔开,该孔口具有流体流过,该腔体通过弹簧偏压阀控制,当腔室之间的流体压差高于预定量时,该弹簧偏压阀从阀体提升。 该方法的步骤包括(a)相对于孔口设置弹簧偏压阀,使得迫使阀提升并克服弹簧偏压的流体将以在膨胀中产生速度梯度的方式从孔排出 导致压力差异,扰乱阀门的平稳提升; 和(b)修改液压减震器流体以形成含有热解无定形二氧化硅的混合物,由此流体混合物将具有与流体混合物区域的速度成反比的粘度,混合物将达到所需的液压衰减。
    • 7. 发明授权
    • Wireless communication method and antenna system for determining direction of arrival information to form a three-dimensional beam used by a transceiver
    • 用于确定到达方向信息以形成由收发机使用的三维波束的无线通信方法和天线系统
    • US06992622B1
    • 2006-01-31
    • US11025421
    • 2004-12-29
    • Bing A. ChiangSteven Jeffrey GoldbergMichael James Lynch
    • Bing A. ChiangSteven Jeffrey GoldbergMichael James Lynch
    • H01Q3/02
    • H01Q3/40H01Q21/205H01Q25/02H04B7/0617H04B7/086
    • A wireless communication method and antenna system for determining the direction of arrival (DOA) of received signals in azimuth and elevation, (i.e., in three dimensions), to form a beam for transmitting and receiving signals. The system includes two antenna arrays, each having a plurality of antenna elements, two first stage multi-mode-port matrices, at least one second stage multi-mode-port matrix, an azimuth phase detector, an elevation amplitude detector, a plurality of phase shifters and a transceiver. The antenna arrays and the first stage multi-mode-port matrices form a plurality of orthogonal omni-directional modes. Each of the modes has a characteristic phase set. Two of the modes' phases are used to determine DOA in azimuth. The second stage multi-mode-port matrix forms a sum-mode and a difference-mode used to determine the DOA of the received signals in elevation. A beam is formed in the direction of the received signals by adjusting the phase shifters.
    • 一种无线通信方法和天线系统,用于确定方位和高程(即,三维)中的接收信号的到达方向(DOA),以形成用于发送和接收信号的波束。 该系统包括两个天线阵列,每个天线阵列具有多个天线元件,两个第一级多模式端口矩阵,至少一个第二级多模式端口矩阵,方位角相位检测器,仰角振幅检测器,多个 移相器和收发器。 天线阵列和第一级多模端口矩阵形成多个正交全向模式。 每个模式都具有特征相位集合。 两个模式的相位用于确定方位角的DOA。 第二级多模式端口矩阵形成和模式和差模式,用于确定接收信号的高程的DOA。 通过调整移相器在接收信号的方向上形成一个波束。
    • 8. 发明授权
    • Fixed window seal apparatus
    • 固定窗密封装置
    • US5979974A
    • 1999-11-09
    • US221373
    • 1998-12-28
    • Benjamin J SaltsmanMark FreelandMichael James LynchColin Jeffrey Young
    • Benjamin J SaltsmanMark FreelandMichael James LynchColin Jeffrey Young
    • B60J10/00B60J10/02
    • B60J10/70B60J10/45
    • A watertight and airtight seal is useful for use between two structures having relative movement therebetween. The seal apparatus includes a first adhesive bead (38) disposed on a first structural member (12) and a second adhesive bead (44) disposed on a second structural member (22). An elastomeric member (30) includes a first flange (34) portion bonded to the first adhesive bead and a second flange portion (36) bonded to the second adhesive bead (44). The elastomeric member also includes a flexible portion disposed between the first and second flange portions, this flexible portion being operative to freely flex during relative motion between the first and second structural members. This flexibility substantially reduces stress otherwise imparted on the first and second adhesive beads during such movements in the absence of the flexible portion, thereby improving the durability of the seal.
    • 水密和气密密封对于在两者之间具有相对运动的两个结构之间使用是有用的。 密封装置包括设置在第一结构构件(12)上的第一粘合珠(38)和设置在第二结构构件(22)上的第二粘合珠(44)。 弹性体构件(30)包括结合到第一粘合剂珠的第一凸缘(34)部分和结合到第二粘合剂珠(44)的第二凸缘部分(36)。 弹性体构件还包括设置在第一和第二凸缘部分之间的柔性部分,该柔性部分可操作以在第一和第二结构构件之间的相对运动期间自由地弯曲。 这种柔性基本上减少了在不存在柔性部分的这种移动期间在第一和第二粘合剂珠上施加的应力,从而提高了密封的耐久性。
    • 9. 发明授权
    • Wireless communication apparatus for determining direction of arrival information to form a three-dimensional beam used by a transceiver
    • 用于确定到达方向信息以形成由收发机使用的三维波束的无线通信装置
    • US07427953B2
    • 2008-09-23
    • US11285683
    • 2005-11-22
    • Bing A. ChiangSteven Jeffrey GoldbergMichael James Lynch
    • Bing A. ChiangSteven Jeffrey GoldbergMichael James Lynch
    • G01S5/02H01Q3/02
    • H01Q3/40H01Q21/205H01Q25/02H04B7/0617H04B7/086
    • A wireless communication method and antenna system for determining the direction of arrival (DOA) of received signals in azimuth and elevation, (i.e., in three dimensions), to form a beam for transmitting and receiving signals. The system includes two antenna arrays, each having a plurality of antenna elements, two first stage multi-mode-port matrices, at least one second stage multi-mode-port matrix, an azimuth phase detector, an elevation amplitude detector, a plurality of phase shifters and a transceiver. The antenna arrays and the first stage multi-mode-port matrices form a plurality of orthogonal omni-directional modes. Each of the modes has a characteristic phase set. Two of the modes' phases are used to determine DOA in azimuth. The second stage multi-mode-port matrix forms a sum-mode and a difference-mode used to determine the DOA of the received signals in elevation. A beam is formed in the direction of the received signals by adjusting the phase shifters.
    • 一种无线通信方法和天线系统,用于确定方位和高程(即,三维)中的接收信号的到达方向(DOA),以形成用于发送和接收信号的波束。 该系统包括两个天线阵列,每个天线阵列具有多个天线元件,两个第一级多模式端口矩阵,至少一个第二级多模式端口矩阵,方位角相位检测器,仰角振幅检测器,多个 移相器和收发器。 天线阵列和第一级多模端口矩阵形成多个正交全向模式。 每个模式都具有特征相位集合。 两个模式的相位用于确定方位角的DOA。 第二级多模式端口矩阵形成和模式和差模式,用于确定接收信号的高程的DOA。 通过调整移相器在接收信号的方向上形成一个波束。
    • 10. 发明授权
    • Antenna for controlling a beam direction both in azimuth and elevation
    • 用于控制方位角和仰角的光束方向的天线
    • US07193574B2
    • 2007-03-20
    • US11065752
    • 2005-02-25
    • Bing A. ChiangMichael James LynchSteven Jeffrey Goldberg
    • Bing A. ChiangMichael James LynchSteven Jeffrey Goldberg
    • H01Q3/00
    • H01Q19/06H01Q19/26H01Q19/28
    • An antenna for controlling a beam direction both in azimuth and elevation is disclosed. An antenna comprises a ground plane, at least one active element, and a plurality of passive elements. Both an upper half and a lower half of the passive elements are connected to the ground plane with variable reactive loads, whereby elevation angle of the radio beam is controlled by adjusting the variable reactive loads. Alternatively, an antenna may comprise a radio frequency (RF) choke coupled to the ground plane, whereby an elevation angle of the radio beam is controlled by controlling the RF choke. Alternatively, an antenna comprises a variable lens for changing a wave front of a radio wave which is passing through the variable lens, whereby the beam width and direction are controlled by the variable lens.
    • 公开了一种用于控制方位和仰角的光束方向的天线。 天线包括接地平面,至少一个有源元件和多个无源元件。 无源元件的上半部分和下半部分均连接到具有可变无功负载的接地平面,由此通过调整可变无功负载来控制无线电波束的仰角。 或者,天线可以包括耦合到接地平面的射频(RF)扼流圈,由此通过控制RF扼流圈来控制无线电波束的仰角。 或者,天线包括用于改变通过可变透镜的无线电波的波前的可变透镜,由此可变透镜控制光束宽度和方向。