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    • 1. 发明授权
    • Method for establishing the driving direction of a vehicle with an
electronic compass
    • 用电子罗盘确定车辆行驶方向的方法
    • US4738031A
    • 1988-04-19
    • US005030
    • 1986-11-17
    • Gunter AlberterHarald BauerReinhard HelldorferPeter IttnerHans Rauch
    • Gunter AlberterHarald BauerReinhard HelldorferPeter IttnerHans Rauch
    • G01C17/28G01C17/38G01P13/02
    • G01C17/38G01P13/02
    • A method for establishing the driving direction of a motor vehicle is suggested with an electronic compass which is provided with a magnetometer having two probes being turned by 90.degree. with respect to each other and an evaluation circuit. For establishing the ground field (He) and its angle (.phi.') in a vector diagram (X,Y) at first the measuring points (M1 . . . M4) with the maximum and minimum values (x,y) of the elliptical polar frequency (O) of the magnetic field (H) measured on the magnotemeter by turning the vehicle are picked up and from this the vector of a fixed interference field (Hs) with the coordinates of the center point (P) is established as a parameter of the polar frequency (O). Thereafter, the measuring points (M5 . . . M8) of the magnetic field (H) with the maximum and minimum distances of the points on the polar frequency (O) with respect to its center point (P) are picked up and from this the length of the semiaxis (a,b) are established as parameters of the polar frequency (O). The rotating angle (.alpha.) of the polar frequency (O) is established as a parameter from the measuring values of one of these measuring points and the center point (P). Finally, during the drive the driving direction is calculated from the measured values of the magnetic field (H) and the established parameters of the polar frequency (O) by means of an algorithm (FIG. 2).
    • PCT No.PCT / DE85 / 00494 Sec。 371日期:1986年11月17日第 102(e)日期1986年11月17日PCT 1985年11月27日PCT PCT。 出版物WO86 / 05584 日本1986年9月25日。一种用于建立机动车辆行驶方向的方法是用电子罗盘提出的,该电子罗盘设置有具有相对于彼此旋转90度的两个探针的磁力计和评估电路。 为了在矢量图(X,Y)中建立地面场(He)及其角度(phi'),首先测量点(M1 ... M4)具有椭圆的最大值和最小值(x,y) 拾取通过转动车辆在电压表上测量的磁场(H)的极坐标频率(O),并且由此将具有中心点(P)的坐标的固定干涉场(Hs)的向量建立为 参数极坐标(O)。 此后,拾取磁极(H)的极点频率(O)上的极点相对于其中心点(P)的最大和最小距离的测量点(M5 ... M8),从该点 半轴(a,b)的长度被确定为极坐标频率(O)的参数。 从这些测量点和中心点(P)之一的测量值建立极坐标频率(O)的旋转角(α)作为参数。 最后,在驱动期间,通过算法(图2)从磁场(H)的测量值和极坐标频率(O)的已建立参数计算驱动方向。
    • 2. 发明授权
    • Method of inputting starting and destination points into navigation
systems
    • 将起动和目标点输入到导航系统的方法
    • US5107433A
    • 1992-04-21
    • US477927
    • 1990-06-18
    • Reinhard HelldorferUlrich KanzlerHans RauchStefan Hartmann
    • Reinhard HelldorferUlrich KanzlerHans RauchStefan Hartmann
    • G01C21/00G01C21/36G08G1/09G08G1/0969
    • G01C21/36
    • A method inputting starting and destination points into an electronic navigation system for motor vehicles in which relevant data of street system maps comprising a street identification character and reference point coordinates with assigned house numbers, are stored in a data storage. When inputting, the street identification character and house number of the starting and destination point are entered, then the data storage is first searched for the street identification character and then for the inputted house number. When there is agreement with a house number of the reference points in the data storage its coordinates are taken over for navigation. When there is a disagreement, the reference points adjacent to it in the data storage are determined and the coordinates of the starting or destination point are determined by means of interpolation and used for navigation (FIG. 20).
    • PCT No.PCT / DE88 / 00698 Sec。 371 1990年6月18日第 102(e)日期1990年6月18日PCT提交1988年11月10日PCT公布。 第WO89 / 06399号公报 日期:1989年7月13日。一种将起点和目的地点输入到机动车辆的电子导航系统中的方法,其中将包括街道识别字符和参考点的街道系统地图的相关数据与分配的房屋号码进行坐标存储在数据存储器中 。 当输入时,输入起始点和目的地点的街道识别字符和房屋号码,然后首先搜索数据存储区域的街道识别字符,然后搜索输入的房屋号码。 当与数据存储器中的参考点的房屋号码一致时,其坐标被接管用于导航。 当存在不一致时,确定在数据存储器中与其相邻的参考点,并且通过插值确定起始点或目标点的坐标并用于导航(图20)。
    • 3. 发明授权
    • Navigation method for vehicles with electronic compass
    • 带电子罗盘的车辆导航方法
    • US5021962A
    • 1991-06-04
    • US378182
    • 1989-06-26
    • Reinhard HelldorferUlrich KanzlerHans RauchEva Osterkamp
    • Reinhard HelldorferUlrich KanzlerHans RauchEva Osterkamp
    • G01C17/38
    • G01C17/38
    • A method for determining the north direction or the travel direction of a vehicle having an electronic compass is proposed by means of which field disturbances at the magnetometer of the compass, occurring during the navigation drive, are measured and evaluated for avoiding angle errors on the direction indication of the compass. For this purpose, the measurement values (Px, y) of the magnetometer are continuously checked by an evaluating circuit of the navigation system and with a deviation (.DELTA.x, y) of several successive measurement values past a predetermined tolerance range (A) of the locus diagram and a simultaneous angle change of the earth's magnetic field vector, an intervention is effected in the direction indication. In this connection, according to the invention, the rate of change (.DELTA..zeta./t) of the direction indicated by the compass is limited to a predetermined value (B/C), this limit value (B/C) being weighted in dependence on the duration (t1, t2) of the measurement value deviation and the limit of the rate of the indicated direction change (.DELTA..zeta./t) (FIG. 4).
    • PCT No.PCT / DE87 / 00479 Sec。 371日期:1989年6月26日 102(e)日期1989年6月26日PCT提交1987年10月22日PCT公布。 出版物WO88 / 05154 日期:1988年7月14日。一种用于确定具有电子罗盘的车辆的北方向或行进方向的方法被提出,通过该方法测量和评估在导航驱动期间发生的罗盘的磁力计的磁场干扰 以避免罗盘方向指示的角度误差。 为此,通过导航系统的评估电路和几个连续测量值的偏差(DELTA x,y)经过预定的公差范围(A),连续检查磁力计的测量值(Px,y) 轨迹图和地球磁场矢量的同时角度变化,在方向指示中进行干预。 在这方面,根据本发明,由罗盘指示的方向的变化率(DELTA zeta / t)被限制为预定值(B / C),该限制值(B / C)依次加权 在测量值偏差的持续时间(t1,t2)和指示的方向变化的速率的极限(DELTA zeta / t)(图4)上。
    • 4. 发明授权
    • Navigation method for vehicles with electronic compass
    • 带电子罗盘的车辆导航方法
    • US4989333A
    • 1991-02-05
    • US347774
    • 1989-04-21
    • Reinhard HelldorferUlrich KanzlerHans Rauch
    • Reinhard HelldorferUlrich KanzlerHans Rauch
    • G01C17/38
    • G01C17/38
    • A method for determining the direction of the earth field, the north direction and the travelling direction of a vehicle by way of a magnetometer mounted in the vehicle is based on dynamic compensation or updating of interfering field changes. For this purpose, a resultant vector (v.sub.K) is formed from the magnetic field vector (V.sub.M) effective at the magnetometer, the previous hard-magnetic interfering field vector (H.sub.H) and the nominal vector (V.sub.P) determined from the circle diagram (O) of the magnetic field, as interfering field change in accordance with the equation v.sub.K =V.sub.M -v.sub.B -H.sub.H and this vector is weighted with a factor (k
    • PCT No.PCT / DE87 / 00477 Sec。 371日期:1989年4月21日 102(e)日期1989年4月21日PCT提交1987年10月22日PCT公布。 出版物WO88 / 05153 日期:1988年7月14日。用于通过安装在车辆中的磁力计来确定车辆的地球方向,北方向和行进方向的方法基于动态补偿或干扰场变化的更新。 为此,从在磁力计上有效的磁场矢量(VM),先前的硬磁干扰场矢量(HH)和从圆图(O)确定的标称矢量(VP)形成合成矢量(vK) )作为根据等式vK = VM-vB-HH的干扰场变化,并且该因子(k <1)被加权。 然后将加权合成矢量(KxvK)加到先前的干扰场矢量(HH)。 使用如此确定的新的硬磁干扰场矢量(HH'),然后以已知的方式计算地球场的方向并对导航进行评估。
    • 5. 发明授权
    • Method of determining the location of a navigational magnetic field
sensor in a vehicle
    • 确定车辆中导航磁场传感器的位置的方法
    • US4782453A
    • 1988-11-01
    • US898376
    • 1986-08-20
    • Harald BauerReinhard Helldorfer
    • Harald BauerReinhard Helldorfer
    • G01C17/28G01C17/38
    • G01C17/38
    • To determine the optimal location for a magnetic field sensor in a navigational system in a vehicle, the field sensor is preliminarily and releasably secured at a first location in the vehicle, and then the vehicle is rotated by 360.degree., for example by moving it in a circular course. An evaluation circuit is connected to the field sensor which determines the maximum or minimum value of the entire field vector (H.sub.x, H.sub.y). The level of the disturbance field (Hs.sub.x, Hs.sub.y) is determined by carrying out the calculation by adding half of the respective maximum and minimum values in the respective vectorial directions. The steps are then repeated with a different location of the sensor and, when a minimum disturbance field is determined, the sensor can be secured to the vehicle. If the vehicle contains electrical equipment or appliances generating electromagnetic fields, for example electric motors, rear window defroster windings or the like, the testing steps should be repeated with the appliance energized so that any stray field generated thereby will not disturb the field sensor. Preferably, the disturbance field should be not over half of the saturation field of the sensor and, most desirably, should not be over half of geomagnetic field of about 16 A/m.
    • 为了确定车辆的导航系统中的磁场传感器的最佳位置,场传感器被预先和可释放地固定在车辆的第一位置,然后车辆旋转360°,例如通过将其移动到 圆形课程。 评估电路连接到场传感器,其确定整个场矢量(Hx,Hy)的最大值或最小值。 干扰场(Hsx,Hsy)的电平通过在相应的矢量方向上加上相应的最大值和最小值的一半进行计算来确定。 然后用传感器的不同位置重复步骤,并且当确定最小干扰场时,传感器可以固定到车辆。 如果车辆包含产生电磁场的电气设备或电器,例如电动马达,后窗除霜器绕组等,则应在设备通电时重复测试步骤,使得由此产生的任何杂散场不会干扰场传感器。 优选地,扰动场应不超过传感器的饱和场的一半以上,最理想的是不应超过约16A / m的地磁场的一半以上。
    • 6. 发明授权
    • Method for determination of wheel speed
    • 车轮速度确定方法
    • US5375452A
    • 1994-12-27
    • US8791
    • 1993-01-25
    • Reinhard HelldorferGerhard HettichMatthias GramannJurgen LeuteritzBernhard Topfer
    • Reinhard HelldorferGerhard HettichMatthias GramannJurgen LeuteritzBernhard Topfer
    • B60T8/172G01M15/00
    • B60T8/172
    • A method is described for determining the wheel speed during braking of a vehicle having in addition to at least one wheel with speed sensor at least one further wheel without speed sensor and means for determining the braking pressure. For this purpose, the braking operation is subdivided into several time intervals during which the relative value from the braking energy and the kinetic energy of the vehicle are obtained, and the contribution of the wheels without speed sensors to the braking energy is defined during a first time interval. Furthermore, the ratio of the relative value in this time interval to the relative values in further time intervals is formed, and the mean value for the wheel speed of all wheels without speed sensors is ascertained in the further time intervals from the ratio of the relative values.
    • 描述了一种用于确定车辆制动期间的车轮速度的方法,除了具有速度传感器的至少一个车轮之外,还具有至少一个没有速度传感器的车轮以及用于确定制动压力的装置。 为此,制动操作被细分为几个时间间隔,在该时间间隔期间,获得来自制动能量和车辆的动能的相对值,并且在第一时间段期间限定没有速度传感器的车轮对制动能量的贡献 时间间隔。 此外,形成该时间间隔中的相对值与其它时间间隔中的相对值的比率,并且在距离相对值的比率的更多时间间隔中确定没有速度传感器的所有车轮的车轮速度的平均值 价值观。
    • 7. 发明授权
    • Method for controlling a braking operation including determining brake
coefficient forces
    • 用于控制制动操作的方法,包括确定制动系数力
    • US5344222A
    • 1994-09-06
    • US35782
    • 1993-03-23
    • Reinhard HelldorferJurgen LeuteritzMatthias GramannBernhard Topfer
    • Reinhard HelldorferJurgen LeuteritzMatthias GramannBernhard Topfer
    • B60T8/172G01L5/28B60T8/32G01P3/00G01P15/02G05D15/00
    • G01L5/28B60T8/172
    • A method is described for determining brake coefficients, which define the relationship between the brake pressure and the brake force at a wheel or axle of a motor vehicle or of a section of a vehicle combination during the braking operation of the vehicle or vehicle combination. During the braking operation of vehicle, the wheel speed and the brake pressure are determined measurement/time intervals with differing brake pressure distribution between the wheels, axles or vehicle sections are formed, in which the equilibrium of forces between the brake force and the force of inertia of the motor vehicle is obtained. The mass-related brake coefficients of the brake-pressure-sensed wheels or axles and a mean value for the mass-related brake coefficient of all non-brake-pressure-sensed wheels or axles are determined from the equations for the equilibrium of forces in the measurement/time intervals; by forming the quotient between these mass-related brake coefficients, the relative brake force development of the individual axle (or of the individual section of the vehicle combination), i.e. its respective proportion of the total brake force sum, can be determined without the need to know vehicle-specific design data or the total mass.
    • 描述了一种用于确定制动系数的方法,其限定了在车辆或车辆组合的制动操作期间制动压力和机动车辆的车轮或车轴或车辆组合的部分之间的制动力之间的关系。 在车辆的制动操作期间,确定车轮速度和制动压力的测量/时间间隔,在车轮之间形成不同的制动压力分布,形成车轴或车辆部分,其中制动力和制动力之间的力平衡 获得机动车辆的惯性。 制动压力感测车轮或车轴的与质量有关的制动系数以及所有非制动压力感测车轮或车轴的质量相关制动系数的平均值由等式 测量/时间间隔; 通过在这些质量相关的制动系数之间形成商,可以确定单独轴(或车辆组合的单独部分)的相对制动力显现,即其总制动力总和的相应比例,而不需要 了解车辆特定设计数据或总质量。