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    • 1. 发明专利
    • Position determination using carrier phase measurements of satellite signals
    • 使用卫星信号载波相位测量的位置确定
    • JP2012002820A
    • 2012-01-05
    • JP2011177618
    • 2011-08-15
    • Topcon Gps Llcトップコン ジーピーエス,エルエルシー
    • MARK I ZODCHSYUKIVIKTOR A WEITZELALEX ZINOVIEV
    • G01S19/05G01S19/43G01S19/07G01S19/20G01S19/41G01S19/51
    • G01S19/51G01C21/00G01S19/43
    • PROBLEM TO BE SOLVED: To provide a method and apparatus for determining the relative position of a mobile unit that moves from an initial position to a plurality of successive positions.SOLUTION: A mobile unit receives signals from a plurality of navigation satellites and tracks the carrier phases of the signals during movement. For each of the received signals, carrier phase increments are calculated over a plurality of epochs. Anomalous carrier phase increments are determined and eliminated from further calculations. The non-eliminated carrier phase increments are then used to calculate coordinate increments for each of the time epochs. If, after elimination, the remaining number of carrier-phase increments is less than a threshold for a particular epoch, then coordinate increments for the particular epoch may be extrapolated using data from prior epochs. In other embodiments, least squares method and Kalman filtering may be used to calculate the coordinate increments. The coordinate increments may then be summed over a plurality of time epochs in order to determine a position of the mobile unit relative to its initial position.
    • 要解决的问题:提供一种用于确定从初始位置移动到多个连续位置的移动单元的相对位置的方法和装置。 解决方案:移动单元从多个导航卫星接收信号,并在运动期间跟踪信号的载波相位。 对于每个接收的信号,在多个历元上计算载波相位增量。 确定并消除异常载波相位增量的进一步计算。 然后使用未消除的载波相位增量来计算每个时间周期的坐标增量。 如果在消除之后,对于特定时期,剩余的载波相位增量数小于阈值,则可以使用来自先前时期的数据来外推特定时期的坐标增量。 在其他实施例中,可以使用最小二乘法和卡尔曼滤波来计算坐标增量。 然后可以在多个时间历元上将坐标增量相加,以便确定移动单元相对于其初始位置的位置。 版权所有(C)2012,JPO&INPIT
    • 2. 发明专利
    • Estimation and determination of carrier wave ambiguity in position navigation system
    • 载波波导在位置导航系统中的估计和确定
    • JP2005283576A
    • 2005-10-13
    • JP2005070471
    • 2005-03-14
    • Topcon Gps Llcトップコン ジーピーエス,エルエルシー
    • BRABEC VERNON JOSEPHGOAD CLYDE CKHVALKOV ALEXANDER ARAPOPORT LEV BORISOVICH
    • G01S19/44G01C15/00G01C25/00G01S3/782G01S5/00G01S5/14
    • G01S3/782G01C15/002G01S19/44
    • PROBLEM TO BE SOLVED: To provide a method and a device for determining ambiguity of the decimal and integer of a floating point in a satellite position navigation system.
      SOLUTION: A Rover station has a satellite receiving device positioned periodically on an unknown place, capable of receiving a navigation signal. A relative position coordinate between a base station existing on a known place and the Rover station is calculated, and other position parameters relative to the satellite position are calculated. Therefore, geometric constraint based on a measured elevation angle between the Rover and the base station is incorporated into data calculation and processing, to thereby enable to support determination of carrier wave phase ambiguity. The elevation angle is measured by transmitting a plurality of laser beams to an optical sensor of the Rover station. Higher accuracy can be acquired in the specification of the place of the Rover by this technique.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于确定卫星位置导航系统中浮点的小数和整数的模糊度的方法和装置。 解决方案:漫游站具有定位在未知地点的能够接收导航信号的卫星接收设备。 计算存在于已知位置的基站与流动站之间的相对位置坐标,并计算相对于卫星位置的其他位置参数。 因此,基于在Rover和基站之间的测量仰角的几何约束被并入到数据计算和处理中,从而能够支持载波相位模糊度的确定。 通过将多个激光束发射到流动站的光学传感器来测量仰角。 通过这种技术可以在Rover的地方的规格中获得更高的精度。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • Positioning by using carrier wave phase measurement value of satellite signal
    • 使用卫星信号的载波波相位测量值定位
    • JP2007071869A
    • 2007-03-22
    • JP2006214209
    • 2006-08-07
    • Topcon Gps Llcトップコン ジーピーエス,エルエルシー
    • ZHODZISHSKY MARK IVEITSEL VICTOR AZINOVIEV ALEXEY
    • G01S19/05G01C21/00G01S19/07G01S19/20G01S19/41H04Q7/34
    • G01S19/51G01C21/00G01S19/43
    • PROBLEM TO BE SOLVED: To provide method and system for determining relative position of a mobile unit which transfers from initial position to a plurality of consecutive positions. SOLUTION: The mobile unit receives signals from a plurality of navigation satellites to track carrier wave phase of those signals during transfer. For each received signal, carrier wave phase increment is calculated over a plurality of epochs. Abnormal carrier wave phase increment is determined from additional calculations to be rejected. Then carrier wave phase increment not rejected is used to calculate coordinates increment during each time epoch. If a remaining number of carrier wave phase increments after rejection is fewer than threshold for specific epoch, the coordinates increment during the above specific epoch can be extrapolated using data from previous epoch. In other embodiment, least squares method and Kalman filtering are used to calculate coordinates increment. Thus the position of the mobile unit can be determined relative to its initial position by sequentially totalizing coordinates increments over a plurality of epochs. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供用于确定从初始位置转移到多个连续位置的移动单元的相对位置的方法和系统。 解决方案:移动单元从多个导航卫星接收信号,以便在传送期间跟踪那些信号的载波相位。 对于每个接收的信号,在多个时期计算载波相位增量。 从额外的计算中确定异常载波相位增量以被拒绝。 然后使用载波相位增量不被拒绝来计算每个时间周期内的坐标增量。 如果在拒绝之后剩余的载波相位增量小于特定时期的阈值,则可以使用来自先前时期的数据来推算上述特定时期期间的坐标增量。 在其他实施例中,使用最小二乘法和卡尔曼滤波来计算坐标增量。 因此,通过在多个历元上顺序地累加坐标增量,可以相对于其初始位置来确定移动单元的位置。 版权所有(C)2007,JPO&INPIT
    • 7. 发明申请
    • POSITION ESTIMATION USING A NETWORK OF GLOBAL-POSITIONING RECEIVERS
    • 使用全球定位接收机网络的位置估计
    • WO2004028060A2
    • 2004-04-01
    • PCT/US2003/029604
    • 2003-09-23
    • TOPCON GPS LLC
    • RAPOPORT, Lev, BorisovichZINOVIEV, Alexei, Eugenyevich
    • H04L
    • G01S19/44G01C15/00G01S19/04G01S19/32G01S19/33
    • Disclosed are methods and apparatuses for determining the position of a roving receiver in a coordinate system using at least two base-station receivers, which are located at fixed and known positions within the coordinate system. The knowledge of the precise locations of the base-station receivers makes it possible to better account for one or all of carrier ambiguities, receiver time offsets, and atmospheric effects encountered by the rover receiver, and to thereby increase the accuracy of the estimated receiver position of the rover. Base lines are established between the rover and each base-station, and a base line is established between the base stations. Navigation equations, which have known quantities and unknown quantities, are established for each baseline. Unknowns for the baseline between base stations are estimated, and then used to correlate and reduce the number of unknowns associated with rover baselines, thereby improving accuracy of the rover's estimated position.
    • 公开了用于使用位于坐标系内的固定和已知位置处的至少两个基站接收机来确定在坐标系中的粗纱接收机的位置的方法和装置。 对基站接收机的精确位置的了解使得可以更好地考虑流动站接收机遇到的载波模糊度,接收机时间偏移和大气效应中的一个或全部,从而增加估计的接收机位置的精度 的流浪者。 在流动站和每个基站之间建立基线,并且在基站之间建立基线。 为每个基线建立具有已知数量和未知数量的导航方程。 估计基站之间基线的未知数,然后用于关联和减少与流动站基线相关的未知数,从而提高流动站估计位置的准确性。
    • 9. 发明申请
    • POSITIONING POLES FOR SURVEYING EQUIPMENT, GLOBAL POSITIONING ANTENNAS, AND THE LIKE
    • 调查设备定位柱,全球定位天线等
    • WO2003081122A1
    • 2003-10-02
    • PCT/US2003/008791
    • 2003-03-20
    • TOPCON GPS LLC
    • ASHJAEE, Javad
    • F16M11/38
    • G01C15/06F16M11/046F16M11/242F16M2200/027
    • A positioning pole (10) comprising an elongated center pole (20), a first guide (21) disposed on an outer surface of the center pole (20), a first support leg (50), and a first attachment coupler (60) which pivotally attaches the first support leg (50) to the first guide (21). The first guide (21) has an elongated dimension oriented parallel to the elongated dimension of the pole (10). The first attachment coupler (60) has an elongated dimension oriented parallel to the elongated dimension of the guide (21), a first face (61), and a second face (62). The first face (61) of the first attachment coupler (60) has a contoured surface interfitting with the pole’s first guide (21) and enables the first attachment coupler (60) to slide along the elongated dimension of the first guide (21) without separating from the guide in directions that are perpendicular to the guide’s elongated dimension. A locking mechanism (80) locks the attachment coupler (60) to a corresponding guide once a desired position is found for the support leg (50).
    • 包括细长中心极(20)的定位杆(10),设置在所述中心极(20)的外表面上的第一引导件(21),第一支撑腿(50)和第一附接联接器(60) 其将第一支撑腿(50)枢转地附接到第一引导件(21)。 第一引导件(21)具有平行于极(10)的细长尺寸定向的细长尺寸。 第一连接联接器(60)具有平行于引导件(21),第一面(61)和第二面(62)的细长尺寸定向的细长尺寸。 第一附接联接器(60)的第一面(61)具有与杆的第一引导件(21)相互配合的轮廓表面,并且使得第一连接联接器(60)能够沿着第一引导件(21)的细长尺寸滑动,而没有 在与引导件的细长尺寸垂直的方向上与引导件分离。 一旦找到用于支撑腿(50)的期望位置,锁定机构(80)将附接联接器(60)锁定到相应的引导件。