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1.发明申请Method and Apparatus for Determining Walking Direction for a Pedestrian Dead Reckoning Process 审中-公开用于确定行人航行推算过程的步行方向的方法和装置公开(公告)号：US20140142885A1
公开(公告)日：2014-05-22
申请号：US13682684
申请日：2012-11-20
申请人： CSR TECHNOLOGY INC.
发明人： Mahesh Chowdhary , Manish Sharma , Arun Kumar , Sankalp Dayal , Mahaveer Jain
摘要： The present invention relates generally to position determination, and more particularly to methods and apparatuses to determine the walking direction (heading of a user) using MEMS inertial sensors commonly found in mobile devices such as cellphones. According to some aspects, the invention includes a methodology to allow the walking angle to be determined dynamically. In embodiments, the methodology includes pattern matching accelerometer measurement data to a reference acceleration pattern.
摘要翻译： 本发明一般涉及位置确定，更具体地涉及使用通常在诸如手机的移动设备中发现的MEMS惯性传感器来确定步行方向（用户的方向）的方法和装置。 根据一些方面，本发明包括一种允许动态地确定步行角度的方法。 在实施例中，该方法包括将加速度计测量数据模式匹配到参考加速度模式。
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2.发明授权公开(公告)号：US10302434B2
公开(公告)日：2019-05-28
申请号：US13682684
申请日：2012-11-20
申请人： CSR Technology Inc.
发明人： Mahesh Chowdhary , Manish Sharma , Arun Kumar , Sankalp Dayal , Mahaveer Jain
摘要： The present invention relates generally to position determination, and more particularly to methods and apparatuses to determine the walking direction (heading of a user) using MEMS inertial sensors commonly found in mobile devices such as cellphones. According to some aspects, the invention includes a methodology to allow the walking angle to be determined dynamically. In embodiments, the methodology includes pattern matching accelerometer measurement data to a reference acceleration pattern.
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