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1. 发明授权

US08791693B2 Method and apparatus for defined magnetizing of permanently magnetizable elements and magnetoresistive sensor structures 有权
标题翻译：用于定义永久磁化元件和磁阻传感器结构的磁化的方法和装置
公开(公告)号：US08791693B2
公开(公告)日：2014-07-29
申请号：US13292752
申请日：2011-11-09
申请人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
发明人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
IPC分类号： G01N27/72 , G01R33/09
CPC分类号： G01R33/1207 , G01R33/1215
摘要： An apparatus includes a sensor arrangement with a sensor chip. A magnetic field generator is configured to generate a secondary magnetic field opposing an external primary magnetic field at the sensor chip. The magnetic field generator protects the sensor arrangement against the external primary magnetic field.
摘要翻译：一种装置包括具有传感器芯片的传感器装置。磁场发生器被配置为产生与传感器芯片处的外部初级磁场相对的次级磁场。磁场发生器保护传感器装置免受外部主磁场的影响。

2. 发明授权

US08063632B2 Method and apparatus for defined magnetizing of permanently magnetizable elements and magnetoresistive sensor structures 有权
标题翻译：用于定义永久磁化元件和磁阻传感器结构的磁化的方法和装置
公开(公告)号：US08063632B2
公开(公告)日：2011-11-22
申请号：US12163552
申请日：2008-06-27
申请人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
发明人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
IPC分类号： G01R33/09
CPC分类号： G01R33/1207 , G01R33/1215
摘要： A method of magnetizing a permanently magnetizable element associated with a magnetic field sensor structure includes generating a test magnetic field penetrating the magnetic field sensor structure and the permanently magnetizable element, detecting the magnetic field and providing a test signal based on a magnetic field through the magnetic field sensor structure, aligning the test magnetic field and the magnetic field sensor structure with the permanently magnetizable element to each other, until the test signal reaches a set value corresponding to a predetermined magnetized field distribution with respect to the magnetic field sensor structure, and generating a magnetizing field for permanently magnetizing the element to be permanently magnetized, wherein the magnetizing field corresponds to the predetermined magnetic field distribution within a tolerance range.
摘要翻译：磁化与磁场传感器结构相关联的永久可磁化元件的方法包括产生穿过磁场传感器结构和永久可磁化元件的测试磁场，检测磁场并且通过磁场提供基于磁场的测试信号场传感器结构，将测试磁场和磁场传感器结构与永久可磁化元件相互对准，直到测试信号达到相对于磁场传感器结构的预定磁场分布对应的设定值，并产生用于永久磁化待永久磁化的元件的磁化场，其中磁化场对应于在公差范围内的预定磁场分布。

3. 发明申请

US20120056615A1 Method and Apparatus for Defined Magnetizing of Permanently Magnetizable Elements and Magnetoresistive Sensor Structures 有权
标题翻译：用于永久磁化元素和磁阻传感器结构的定义磁化的方法和装置
公开(公告)号：US20120056615A1
公开(公告)日：2012-03-08
申请号：US13292752
申请日：2011-11-09
申请人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
发明人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
IPC分类号： G01R35/00 , G01R33/02
CPC分类号： G01R33/1207 , G01R33/1215
摘要： An apparatus includes a sensor arrangement with a sensor chip. A magnetic field generator is configured to generate a secondary magnetic field opposing an external primary magnetic field at the sensor chip. The magnetic field generator protects the sensor arrangement against the external primary magnetic field.
摘要翻译：一种装置包括具有传感器芯片的传感器装置。磁场发生器被配置为产生与传感器芯片处的外部初级磁场相对的次级磁场。磁场发生器保护传感器装置免受外部主磁场的影响。

4. 发明申请

US20090001982A1 Method and Apparatus for Defined Magnetizing of Permanently Magnetizable Elements and Magnetoresistive Sensor Structures 有权
标题翻译：用于永久磁化元素和磁阻传感器结构的定义磁化的方法和装置
公开(公告)号：US20090001982A1
公开(公告)日：2009-01-01
申请号：US12163552
申请日：2008-06-27
申请人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
发明人： Udo Ausserlechner , Thomas Bever , Dirk Hammerschmidt , Joachim Weitzel
IPC分类号： H01F13/00 , G01R33/09
CPC分类号： G01R33/1207 , G01R33/1215
摘要： A method of magnetizing a permanently magnetizable element associated with a magnetic field sensor structure includes generating a test magnetic field penetrating the magnetic field sensor structure and the permanently magnetizable element, detecting the magnetic field and providing a test signal based on a magnetic field through the magnetic field sensor structure, aligning the test magnetic field and the magnetic field sensor structure with the permanently magnetizable element to each other, until the test signal reaches a set value corresponding to a predetermined magnetized field distribution with respect to the magnetic field sensor structure, and generating a magnetizing field for permanently magnetizing the element to be permanently magnetized, wherein the magnetizing field corresponds to the predetermined magnetic field distribution within a tolerance range.
摘要翻译：磁化与磁场传感器结构相关联的永久可磁化元件的方法包括产生穿过磁场传感器结构和永久可磁化元件的测试磁场，检测磁场并且通过磁场提供基于磁场的测试信号场传感器结构，将测试磁场和磁场传感器结构与永久可磁化元件相互对准，直到测试信号达到相对于磁场传感器结构的预定磁场分布对应的设定值，并产生用于永久磁化待永久磁化的元件的磁化场，其中磁化场对应于在公差范围内的预定磁场分布。

5. 发明授权

US08766623B2 Magnetic-field sensor including a plurality of magnetoresistive sensor elements and method of calibrating a magnetic-field sensor 有权
标题翻译：包括多个磁阻传感器元件的磁场传感器和校准磁场传感器的方法
公开(公告)号：US08766623B2
公开(公告)日：2014-07-01
申请号：US13086117
申请日：2011-04-13
申请人： Udo Ausserlechner , Dirk Hammerschmidt
发明人： Udo Ausserlechner , Dirk Hammerschmidt
IPC分类号： G01R35/00 , G01B7/30 , G01R33/02 , G01D18/00 , G01D5/14 , G01R33/09 , G01R33/00
CPC分类号： G01D18/008 , G01D5/145 , G01P3/487 , G01P21/02 , G01R33/0035 , G01R33/09 , G01R33/095
摘要： A magnetic-field sensor and a method of calibrating a magnetic-field sensor are disclosed. In one embodiment the method includes supplying the measurement arrangements with an excitation signal to generate a tappable measuring signal at each measurement tap of the measurement arrangements, detecting the measuring signals, evaluating the detected measuring signals by comparing the detected measuring signals with a comparison value, determining the measurement arrangement with a smallest difference, in terms of magnitude, between the detected measuring signals and the comparison value, and choosing the measurement arrangement with the smallest difference for a measurement operation of the magnetic-field sensor. The magnetic-field sensor includes a plurality of magnetoresistive sensor elements connected to form measurement arrangements each measurement arrangement including a measurement tap, wherein the magnetoresistive sensor elements are laterally distributed on a chip of the magnetic field sensor.
摘要翻译：公开了磁场传感器和校准磁场传感器的方法。在一个实施例中，该方法包括向测量装置提供激励信号以在测量装置的每个测量抽头处产生可触发测量信号，检测测量信号，通过将检测到的测量信号与比较值进行比较来评估检测到的测量信号，以检测到的测量信号与比较值之间的最小差值来确定测量装置，并且对于磁场传感器的测量操作选择具有最小差异的测量装置。磁场传感器包括多个磁阻传感器元件，其连接成形成测量装置，每个测量装置包括测量分接头，其中磁阻传感器元件横向分布在磁场传感器的芯片上。

6. 发明申请

US20100072988A1 SYSTEM THAT OBTAINS A SWITCHING POINT WITH THE ENCODER IN A STATIC POSITION 有权
标题翻译：与编码器在静态位置获得切换点的系统
公开(公告)号：US20100072988A1
公开(公告)日：2010-03-25
申请号：US12235230
申请日：2008-09-22
申请人： Dirk Hammerschmidt , Udo Ausserlechner
发明人： Dirk Hammerschmidt , Udo Ausserlechner
IPC分类号： G01B7/30
CPC分类号： G01D5/14 , G01D5/142 , G01D5/145 , G01P3/487 , G01R33/093 , G01R33/095 , G01R33/096 , G01R33/098 , H03M1/202 , H03M1/28
摘要： A system including an encoder, multiple sensing elements and control logic. The encoder has a pole pitch and is configured to rotate in a direction of rotation. The multiple sensing elements are situated along the direction of rotation and span at least half the length of the pole pitch. The control logic is configured to receive signals from the multiple sensing elements based on the encoder in a static position and obtain a switching point based on the signals.
摘要翻译：包括编码器，多个感测元件和控制逻辑的系统。编码器具有极间距并且构造成沿旋转方向旋转。多个感测元件沿着旋转方向设置并且跨过极间距的至少一半长度。控制逻辑被配置为基于处于静态位置的编码器从多个感测元件接收信号，并且基于该信号获得切换点。

7. 发明授权

US09240800B2 System that obtains a switching point with the encoder in a static position 有权
标题翻译：获取编码器处于静态位置的切换点的系统
公开(公告)号：US09240800B2
公开(公告)日：2016-01-19
申请号：US13595007
申请日：2012-08-27
申请人： Dirk Hammerschmidt , Udo Ausserlechner
发明人： Dirk Hammerschmidt , Udo Ausserlechner
IPC分类号： G01B7/30 , H03M1/28 , G01D5/14 , G01P3/487 , H03M1/20
CPC分类号： G01D5/14 , G01D5/142 , G01D5/145 , G01P3/487 , G01R33/093 , G01R33/095 , G01R33/096 , G01R33/098 , H03M1/202 , H03M1/28
摘要： A system including an encoder, multiple sensing elements and control logic. The encoder has a pole pitch and is configured to rotate in a direction of rotation. The multiple sensing elements are situated along the direction of rotation and span at least half the length of the pole pitch. The control logic is configured to receive signals from the multiple sensing elements based on the encoder in a static position and obtain a switching point based on the signals.
摘要翻译：包括编码器，多个感测元件和控制逻辑的系统。编码器具有极间距并且构造成沿旋转方向旋转。多个感测元件沿着旋转方向设置并且跨过极间距的至少一半长度。控制逻辑被配置为基于处于静态位置的编码器从多个感测元件接收信号，并且基于该信号获得切换点。

8. 发明授权

US08736257B2 Off-center angle measurement system 有权
标题翻译：偏心角度测量系统
公开(公告)号：US08736257B2
公开(公告)日：2014-05-27
申请号：US13267534
申请日：2011-10-06
申请人： Wolfgang Granig , Dirk Hammerschmidt , Udo Ausserlechner
发明人： Wolfgang Granig , Dirk Hammerschmidt , Udo Ausserlechner
IPC分类号： G01B7/30
CPC分类号： G01D5/145
摘要： A method for measuring an angular position of a rotating shaft, the method including providing a magnetic field which rotates with the shaft about an axis of rotation, positioning an integrated circuit having first and second magnetic sensing bridges within the magnetic field at a radially off-center position from the axis of rotation, the first and second magnetic sensing bridges respectively providing first and second signals representative of first and second magnetic field directions, the integrated circuit having a set of adjustment parameters for modifying attributes of the first and second signals, modifying values of the set of adjustment parameters until errors in the first and second signals are substantially minimized, and determining an angular position of the shaft based on the first and second signals.
摘要翻译：一种用于测量旋转轴的角位置的方法，所述方法包括提供围绕旋转轴线与所述轴一起旋转的磁场，将具有第一和第二磁感测桥的集成电路定位在所述磁场内的径向断开状态，所述第一和第二磁感测桥分别提供表示第一和第二磁场方向的第一和第二信号，所述集成电路具有用于修改第一和第二信号的属性的一组调整参数，修改直到第一和第二信号中的误差基本上最小化的调整参数集合的值，以及基于第一和第二信号来确定轴的角位置。

9. 发明授权

US08253413B2 System that obtains a switching point with the encoder in a static position 有权
标题翻译：获取编码器处于静态位置的切换点的系统
公开(公告)号：US08253413B2
公开(公告)日：2012-08-28
申请号：US12235230
申请日：2008-09-22
申请人： Dirk Hammerschmidt , Udo Ausserlechner
发明人： Dirk Hammerschmidt , Udo Ausserlechner
IPC分类号： G01B7/30 , G01R33/00
CPC分类号： G01D5/14 , G01D5/142 , G01D5/145 , G01P3/487 , G01R33/093 , G01R33/095 , G01R33/096 , G01R33/098 , H03M1/202 , H03M1/28
摘要： A system including an encoder, multiple sensing elements and control logic. The encoder has a pole pitch and is configured to rotate in a direction of rotation. The multiple sensing elements are situated along the direction of rotation and span at least half the length of the pole pitch. The control logic is configured to receive signals from the multiple sensing elements based on the encoder in a static position and obtain a switching point based on the signals.
摘要翻译：包括编码器，多个感测元件和控制逻辑的系统。编码器具有极间距并且构造成沿旋转方向旋转。多个感测元件沿着旋转方向设置并且跨过极间距的至少一半长度。控制逻辑被配置为基于处于静态位置的编码器从多个感测元件接收信号，并且基于该信号获得切换点。

10. 发明授权

US08058866B2 Off-center angle measurement system 有权
标题翻译：偏心角度测量系统
公开(公告)号：US08058866B2
公开(公告)日：2011-11-15
申请号：US12206410
申请日：2008-09-08
申请人： Wolfgang Granig , Dirk Hammerschmidt , Udo Ausserlechner
发明人： Wolfgang Granig , Dirk Hammerschmidt , Udo Ausserlechner
IPC分类号： G01B7/30
CPC分类号： G01D5/145
摘要： An angle measurement system including a magnet coupled to a rotating member and adapted to provide a magnetic field which rotates with the rotating member about a rotational axis of the rotating member, and an integrated circuit angle sensor disposed within the magnetic field at a radially off-center position from the rotational axis. The integrated circuit angle sensor includes first and second bridges of magneto resistive elements configured to respectively provide first and second signals representative of substantially orthogonal first and second directional components of the magnetic field and together representative of an angular position of the rotating member, and a set of adjustment parameters for adjusting attributes of the first and second signals having values selected to minimize errors in the first and second signals.
摘要翻译：一种角度测量系统，包括耦合到旋转构件并适于提供围绕旋转构件的旋转轴线旋转的磁场的磁体，以及集成电路角度传感器，其设置在径向断开的磁场内，从旋转轴的中心位置。集成电路角度传感器包括磁电阻元件的第一和第二桥，其被配置为分别提供代表磁场的基本上正交的第一和第二方向分量的第一和第二信号，并且一起代表旋转构件的角位置，以及一组用于调整具有被选择为使第一和第二信号中的误差最小的第一和第二信号的属性的调整参数。

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