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    • 1. 发明申请
    • NAVIGATION SYSTEM, NAVIGATION DEVICE, NAVIGATION SERVER, VEHICLE PROVIDED WITH A NAVIGATION DEVICE, GROUP OF SUCH VEHICLES AND NAVIGATION METHOD
    • 导航系统,导航设备,导航服务器,提供导航设备的车辆,这种车辆组和导航方法
    • WO2011065818A1
    • 2011-06-03
    • PCT/NL2010/050771
    • 2010-11-18
    • NEDERLANDSE ORGANISATIE VOOR TOEGEPAST- NATUURWETENSCHAPPELIJK ONDERZOEK TNORUIZENAAR, Marcel Gregorius Anthonius
    • RUIZENAAR, Marcel Gregorius Anthonius
    • G01C21/16
    • G01C21/165
    • A navigation system is disclosed comprising a navigation device (2a) with a navigation sensor unit (3) and a magnetic field sensor unit (4), the navigation device is arranged to be moved. The navigation sensor unit (3) is arranged for providing a navigation signal with navigation information ( ā, θ ). The magnetic field sensor unit is arranged for providing a magnetic field signal (H) indicative for a magnetic field strength. The navigation system further comprises a first integration unit (6a) for integrating the navigation signal ( ā, θ ) and for providing a first integration result (p), a second integration unit (6b) for calculating a path-integral of the magnetic field signal using the navigation signal, and for providing a second integration result (m), a first auxiliary integration unit (6c) for providing a first coefficient (α), a second auxiliary integration unit (6d) for providing a second coefficient (φ), and a proximity detector (5) for providing a proximity signal (Snc) indicative whether a distance between the navigation device (2a) and a reference position is less than a predetermined value. A matrix solving unit (8) for solves a set of equations based on the first integration result, the second integration result, the first coefficient and the second coefficient.
    • 公开了一种导航系统,其包括具有导航传感器单元(3)和磁场传感器单元(4)的导航装置(2a),所述导航装置被布置成移动。 导航传感器单元(3)被布置为提供具有导航信息(a,γ)的导航信号。 磁场传感器单元布置成提供表示磁场强度的磁场信号(H)。 导航系统还包括用于对导航信号(a,θ)进行积分并用于提供第一积分结果(p)的第一积分单元(6a),用于计算磁场的路径积分的第二积分单元(6b) 信号,用于提供第二积分结果(m),用于提供第一系数(a)的第一辅助积分单元(6c),用于提供第二系数(f)的第二辅助积分单元(6d) 以及用于提供表示导航装置(2a)和基准位置之间的距离是否小于预定值的接近信号(Snc)的接近检测器(5)。 一种用于基于第一积分结果,第二积分结果,第一系数和第二系数求解一组方程的矩阵求解单元(8)。
    • 2. 发明申请
    • SIGNAL PROCESSING MODULE, NAVIGATION DEVICE WITH THE SIGNAL PROCESSING MODULE, VEHICLE PROVIDED WITH A NAVIGATION DEVICE AND METHOD OF PROVIDING NAVIGATION DATA
    • 信号处理模块,具有信号处理模块的导航装置,用导航装置提供的车辆和提供导航数据的方法
    • WO2010062176A1
    • 2010-06-03
    • PCT/NL2009/050719
    • 2009-11-26
    • NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNORUIZENAAR, Marcel Gregorius Anthonius
    • RUIZENAAR, Marcel Gregorius Anthonius
    • G01C25/00G01P21/00
    • G01C25/005
    • A signal processing module (50) comprises a difference signal generating module (60) for generating at least one difference signal (Δ) from a first and a second acceleration measurement vector signal (S1, S2), the first and the second acceleration measurement vector signal (S1, S2) respectively comprising a first and a second sequence of vector signal samples, the vector signal samples comprising at least a first and a second linearly independent acceleration measurement signal component, wherein the vector signal samples represent a measurement result of an acceleration sensor having a variable orientation as a function of time, wherein samples in the first sequence have a corresponding sample in the second sequence. The signal processing module (50) further comprises an inverse calculation module (70) with a matrix inversion facility (71) for providing inverted matrix data (M -1 ) by inverting a matrix derived from at least one angle of rotation signal, matrix (M) being indicative for a difference in orientation at which the sample of the first sequence and the corresponding sample of the second sequence were obtained, and with a matrix multiplication facility (72) for estimating from the at least one difference signal and the inverted matrix data a bias signal (b1, b2) and/or an object state signal corrected for bias.
    • 信号处理模块(50)包括差分信号产生模块(60),用于从第一和第二加速度测量矢量信号(S1,S2)产生至少一个差分信号(α),第一和第二加速度测量矢量 分别包括第一和第二矢量信号样本序列的信号(S1,S2),所述矢量信号样本包括至少第一和第二线性独立的加速度测量信号分量,其中所述矢量信号样本表示加速度的测量结果 传感器具有作为时间的函数的可变取向,其中第一序列中的样品具有第二序列中的相应样品。 信号处理模块(50)还包括具有矩阵反转设备(71)的逆计算模块(70),用于通过反转从至少一个旋转角度信号矩阵(矩阵)得到矩阵数据(M -1) M)指示获得第一序列的样本和第二序列的相应样本的取向差异,并且使用用于从至少一个差分信号和反相矩阵估计的矩阵乘法设备(72) 数据偏置信号(b1,b2)和/或针对偏压校正的目标状态信号。
    • 3. 发明申请
    • MEASUREMENT DEVICE AND METHOD FOR MEASURING
    • 测量装置和测量方法
    • WO2012115515A1
    • 2012-08-30
    • PCT/NL2012/050108
    • 2012-02-23
    • NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNORUIZENAAR, Marcel Gregorius Anthonius
    • RUIZENAAR, Marcel Gregorius Anthonius
    • G01C17/38G01C19/00G01C19/56G01C25/00G01P15/00
    • G01C15/00G01C17/38G01C19/00G01C19/56G01C19/5776G01C25/00G01C25/005G01P15/08G01P15/18G01P21/00
    • A measuring device is disclosed for measuring a vectorial physical quantity (x), comprising a first and a second sensor (S1, S2), an actuator (M2), a noise extraction unit (NX) and a low frequency noise estimator (LF). The first and a second sensor (S1, S2) are arranged for measuring a component of the vectorial physical quantity (x), and for generating a respective sense signal (y1, y2). The sensors have an Allan variance curve with a minimum value for a particular integration time Tmin, said Allan variance curve having a first tangent line to a portion of the curve for which the integration time approaches 0, and having a second, horizontal, tangent line of constant standard deviation corresponding to said Allan minimum value, said first and said second tangent line having an intersection point for a second particular integration time. The low frequency noise estimator (LF) estimates a low frequency noise component from the difference signal (r) and from information about the relative rotation ( a) between the sensors and generates an estimated noise signal (n1) indicative for the estimated value of said noise component. The low frequency noise estimator has an effective integration time that is at least two times a sample time with which the sense signals are obtained, which effective integration time is less than the smallest particular integration time of the sensors comprised in the measuring device and which effective integration time is at most two times said second integration time.
    • 公开了一种用于测量矢量物理量(x)的测量装置,包括第一和第二传感器(S1,S2),致动器(M2),噪声提取单元(NX)和低频噪声估计器(LF) 。 第一和第二传感器(S1,S2)被布置用于测量矢量物理量(x)的分量,并且用于产生相应的感测信号(y1,y2)。 所述传感器具有针对特定积分时间Tmin具有最小值的Allan方差曲线,所述Allan方差曲线具有与所述积分时间接近0的曲线部分的第一切线,并且具有第二水平切线 对应于所述Allan最小值的恒定标准差,所述第一切线和所述第二切线具有用于第二特定积分时间的交点。 低频噪声估计器(LF)从差分信号(r)和关于传感器之间的相对旋转(a)的信息估计低频噪声分量,并且生成指示所述传感器的估计值的估计噪声信号(n1) 噪声分量。 低频噪声估计器具有有效积分时间,其至少是获得感测信号的采样时间的两倍,有效积分时间小于测量装置中包括的传感器的最小特定积分时间,并且有效积分时间 整合时间最多为第二次积分时间的两倍。
    • 4. 发明申请
    • NAVIGATION METHOD, NAVIGATION SYSTEM, NAVIGATION DEVICE, VEHICLE PROVIDED THEREWITH AND GROUP OF VEHICLES
    • 导航方法,导航系统,导航装置,提供的车辆和车辆组
    • WO2010062179A1
    • 2010-06-03
    • PCT/NL2009/050722
    • 2009-11-26
    • NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNORUIZENAAR, Marcel Gregorius Anthonius
    • RUIZENAAR, Marcel Gregorius Anthonius
    • G01S5/14G01S5/00G01C21/00
    • G01C21/28G01S5/0072G01S19/49
    • A navigation system is described comprising at least a first and a second navigation device (201A, 201B) that each is capable of determining an initial estimation (P 1A , P 1B ) of their own position, - the first navigation device (201A) having a facility (225A) for transmitting its relevant navigation information (P 1A ) to the second navigation device (201B), - the second navigation device (201B) having a facility (225B) for receiving the relevant navigation information (P 1A ), - at least one of the first and second navigation device (201A, 201B) having a facility (210A, 210B) for providing a proximity signal (Spr, S'pr) that indicates whether the first and second navigation device are within proximity of each other, - the second navigation device having a dead reckoning facility (210B) for calculating the initial estimation (P 1B ) of its position and a facility (250B) for improving an accuracy of estimating its own position using relevant navigation information (P 1A ) provided by the first navigation device (201A) for positions for which the proximity signal (Spr) was given.
    • 描述的导航系统包括至少第一和第二导航装置(201A,201B),每个导航装置能够确定其自身位置的初始估计(P 1A,P 1B), - 第一导航装置(201A)具有 用于将其相关导航信息(P1A)发送到第二导航装置(201B)的设备(225A), - 具有用于接收相关导航信息(P1A)的设施(225B)的第二导航装置(201B) 第一和第二导航装置(201A,201B)中的至少一个具有用于提供接近信号(Spr,S'pr)的设施(210A,210B),其指示第一和第二导航装置是否在彼此接近之内 - 具有用于计算其位置的初始估计(P 1B)的航位推算设备(210B)和用于提供使用提供的相关导航信息(P 1A)来提高其自身位置的估计精度的设施(250B)的第二导航设备 由t 他的第一导航装置(201A)用于接收信号(Spr)的位置。
    • 5. 发明申请
    • LOCATION INFORMATION BASED UPON ELECTRONIC TAGS
    • 基于电子标签的位置信息
    • WO2010053371A1
    • 2010-05-14
    • PCT/NL2009/050679
    • 2009-11-09
    • NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNORUIZENAAR, Marcel Gregorius AnthoniusNEEF, Reinder MartinusVAN MERRIËNBOER, Simon Adrianus
    • RUIZENAAR, Marcel Gregorius AnthoniusNEEF, Reinder MartinusVAN MERRIËNBOER, Simon Adrianus
    • G06Q10/00
    • G06Q10/087
    • A method of producing location information relating to articles (e.g. 9 o ) utilizes tag devices (1 0 , 1 1 1 2 , •••)• The method comprises the steps of: • the tag devices (e.g. I 0 ), when in each other's proximity, exchanging identification data and storing the time and date of the exchange together with the identification data of the other tag device, and also storing data relating to previous exchanges, • the tag devices, when in the proximity of an information collection device (e.g. 2 o ), communicating the stored times and dates together with the stored identification data to an information collection device, • the information collection device (2 0 ) transmitting the times and dates and the identification data received from the tag devices to a central processing device (3), and • the central processing device (3) deriving location information from the times and dates and the identification data. Each tag device (e.g. 1 o ), during each encounter with another tag device (e.g. 1 1 ), also exchanges and stores encounter data relating to previous encounters, such that the encounter data which each tag device communicates to an information collection device (e.g. 2 o ) may relate to encounters of a plurality of tag devices.
    • 一种产生与物品(例如9o)相关的位置信息的方法利用标签装置(10,1112,°)。该方法包括以下步骤:●标签装置(例如,I0)当彼此相邻时,交换识别 数据,并将交换的时间和日期与其他标签装置的识别数据一起存储,并且还存储与先前交换有关的数据,当标签装置在信息收集装置(例如2o)附近时,通信 将存储的时间和日期与存储的标识数据一起存储到信息收集装置,将从标签装置接收的时间和日期的信息收集装置(20)和从标签装置接收的识别数据传送到中央处理装置(3),并且将 中央处理装置(3)从时间和日期导出位置信息和识别数据。 每个标签设备(例如,1o)在与另一个标签设备(例如11)的每次遇到期间也交换并存储与先前遭遇相关的遭遇数据,使得每个标签设备与信息收集设备通信的遭遇数据(例如2o) 可以涉及多个标签装置的遭遇。