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    • 43. 发明申请
    • POSITION DETERMINATION WITH PEER-TO-PEER COMMUNICATION
    • 同步通信的位置确定
    • US20120244880A1
    • 2012-09-27
    • US13442859
    • 2012-04-10
    • Chong U. LEEJeremy M. SteinLeonid Sheynblat
    • Chong U. LEEJeremy M. SteinLeonid Sheynblat
    • H04W4/02
    • G01S5/06G01S5/0081G01S5/0221G01S5/0226G01S5/0289G01S5/14G01S13/74G01S13/876G01S19/46G01S2205/008H04W64/00H04W84/18
    • For position determination with peer-to-peer communication, a target terminal broadcasts a request for assistance in determining its position. At least one ranging terminal receives the request. Each ranging terminal sends a response with a time of arrival (TOA) measurement for the request and the position of the ranging terminal. For two-way peer-to-peer, the target terminal receives at least one response from the at least one ranging terminal, obtains a TOA measurement for each response, estimates the distance to each ranging terminal based on the TOA measurement for the request and/or the TOA measurement for the response, and computes a position estimate for itself based on the estimated distance and the position for each ranging terminal. For one-way peer-to-peer, a network entity receives at least one response from the at least one ranging terminal, computes a position estimate for the target terminal, and sends the position estimate to the target terminal.
    • 为了通过点对点通信进行位置确定,目标终端在确定其位置时广播请求协助。 至少一个测距终端接收请求。 每个测距终端都会发送响应,其中包含请求的到达时间(TOA)测量和测距终端的位置。 对于双向对等,目标终端从至少一个测距终端接收至少一个响应,获得每个响应的TOA测量,基于该请求的TOA测量估计到每个测距终端的距离;以及 /或用于响应的TOA测量,并且基于每个测距终端的估计距离和位置来计算其自身的位置估计。 对于单向对等体,网络实体从至少一个测距终端接收至少一个响应,计算目标终端的位置估计,并将位置估计发送给目标终端。
    • 47. 发明授权
    • Sensor-based orientation system
    • 基于传感器的定向系统
    • US08006556B2
    • 2011-08-30
    • US12426868
    • 2009-04-20
    • Leonid Sheynblat
    • Leonid Sheynblat
    • G01P3/04
    • G01C21/16G01P15/18
    • A method for measuring positional changes of an object, including rotation about any or all of three axes, using linear accelerometers. There is disclosed a method of using a linear accelerometer to integrate two other 3D linear accelerometers in order to measure and supply for further use six-dimensional information, that is, translation in three dimensions and rotation about three axes. Two linear accelerometer sensors are used to determine all but one of the variables in the six degrees of freedom. Output from a third accelerometer generates the data need to determine a sixth, rotational, degree of freedom. The need for a gyroscope for detecting changes in heading (i.e., yaw or azimuth) may therefore be avoided.
    • 一种用于使用线性加速度计测量物体的位置变化的方法,包括围绕任何或全部三个轴的旋转。 公开了一种使用线性加速度计来集成另外两个3D线性加速度计的方法,以便测量和供应进一步使用六维信息,即三维平移和围绕三个轴的旋转。 两个线性加速度传感器用于确定六个自由度中的所有变量中的所有变量。 来自第三加速度计的输出产生需要确定第六,旋转,自由度的数据。 因此,可以避免需要用于检测航向变化的陀螺仪(即偏航或方位角)。
    • 49. 发明申请
    • Method And Apparatus For Improving Radio Location Accuracy With Measurements
    • 用于通过测量提高无线电位置精度的方法和装置
    • US20100203899A1
    • 2010-08-12
    • US12700633
    • 2010-02-04
    • Leonid SheynblatWyatt Thomas Riley
    • Leonid SheynblatWyatt Thomas Riley
    • H04W24/00
    • H04W4/025G01S5/0263G01S19/46G01S19/48H04W64/00
    • A method and apparatus to utilize a set of measurements (either partial or compete) to improve the accuracy of an initial position estimate for a wireless terminal. The initial position estimate for the terminal is first obtained (e.g., based on a cell-ID or an enhanced cell-ID solution). Measurements are obtained for the terminal. The initial position estimate is then updated with the measurements to obtain a revised position estimate for the terminal. The updating may be performed by (1) deriving a measurement vector based on the initial position estimate and the measurements, (2) forming an observation matrix for the measurements, (3) determining a matrix of weights, (4) deriving a correction vector based on the measurement vector, the observation matrix, and the weight matrix, and (5) updating the initial position estimate with the correction vector.
    • 一种利用一组测量(部分或竞争)来提高无线终端的初始位置估计的精度的方法和装置。 首先获得终端的初始位置估计(例如,基于小区ID或增强小区ID解决方案)。 对终端进行测量。 然后用测量值更新初始位置估计,以获得终端的修改的位置估计。 可以通过(1)基于初始位置估计和测量导出测量向量来执行更新,(2)形成用于测量的观察矩阵,(3)确定权重矩阵,(4)导出校正向量 基于测量矢量,观测矩阵和权重矩阵,以及(5)用校正矢量更新初始位置估计。
    • 50. 发明申请
    • METHOD AND APPARATUS FOR POSITION DETERMINATION WITH HYBRID SPS ORBIT DATA
    • 用于利用混合SPS数据进行位置确定的方法和装置
    • US20100194634A1
    • 2010-08-05
    • US12365657
    • 2009-02-04
    • Zoltan F. BiacsLeonid SheynblatArnold Jason Gum
    • Zoltan F. BiacsLeonid SheynblatArnold Jason Gum
    • G01S1/00
    • G01S19/27G01S19/23G01S19/258G01S19/33G01S19/42
    • A method and system for a mobile station to determine its position (or velocity) and time using a hybrid combination of satellite orbit data. In one aspect, the mobile station combines predicted orbit data from one satellite and real-time orbit data from another satellite in the determination of a fix. The combination can be made to the satellites in the same or different satellite systems. The mobile station can use the real-time orbit data of a satellite at one time period and the predicted orbit data of the same satellite at another time period. In another aspect, the mobile station can use the real-time orbit data to correct the clock bias in the predicted orbit data. The correction to the clock bias can be made to the same satellite that provides the real-time orbit data, or to a different satellite in the same or in another satellite system.
    • 移动台用卫星轨道数据的混合组合来确定其位置(或速度)和时间的方法和系统。 在一个方面,移动台在确定固定时将来自一个卫星的预测轨道数据和来自另一颗卫星的实时轨道数据相结合。 可以对相同或不同卫星系统的卫星进行组合。 移动台可以在一个时间段使用卫星的实时轨道数据,并在另一时间段使用同一卫星的预测轨道数据。 另一方面,移动站可以使用实时轨道数据来校正预测轨道数据中的时钟偏差。 可以对提供实时轨道数据的相同卫星或相同或另一卫星系统中的不同卫星进行对时钟偏差的校正。