CN104884895A - 电子罗盘校准方法和终端 - Google Patents

电子罗盘校准方法和终端 Download PDF

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Publication number
CN104884895A
CN104884895A CN201380068698.4A CN201380068698A CN104884895A CN 104884895 A CN104884895 A CN 104884895A CN 201380068698 A CN201380068698 A CN 201380068698A CN 104884895 A CN104884895 A CN 104884895A
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Prior art keywords
electronic compass
terminal
coordinate
movement locus
straight
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CN104884895B (zh
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李光辉
杜锋
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/38—Testing, calibrating, or compensating of compasses

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Navigation (AREA)

Abstract

本发明提供了一种电子罗盘校准方法和一种终端，其中电子罗盘校准方法包括：获取终端的运动轨迹并判断运动轨迹是否是直线运动轨迹；在确定运动轨迹为直线运动轨迹时，计算运动轨迹与指定地理方向之间的夹角；根据夹角对电子罗盘进行校准。本发明的技术方案，利用终端的直线运动轨迹来对终端的电子罗盘进行校准，通过简便的方式能够快速、准确地确定电子罗盘的磁极方向，丰富了电子罗盘校准方式。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201380068698.4A 2013-11-18 2013-11-18 电子罗盘校准方法和终端 Active CN104884895B (zh)

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PCT/CN2013/087306 WO2015070451A1 (zh) 2013-11-18 2013-11-18 电子罗盘校准方法和终端

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110307857A (zh) * 2019-04-23 2019-10-08 深圳市趣创科技有限公司 指南针校准方法、装置、计算机设备及存储介质
CN111381607A (zh) * 2018-12-29 2020-07-07 华为技术有限公司 拍摄设备的校准方向方法和装置
CN111915873A (zh) * 2020-06-23 2020-11-10 摩拜(北京)信息技术有限公司 车辆及共享车辆系统
CN113218380A (zh) * 2021-05-21 2021-08-06 北京百度网讯科技有限公司 一种电子罗盘的校正方法、装置、电子设备及存储介质
CN113566846A (zh) * 2021-07-22 2021-10-29 北京百度网讯科技有限公司 导航校准方法和装置、电子设备、计算机可读介质
CN113566847A (zh) * 2021-07-22 2021-10-29 北京百度网讯科技有限公司 导航校准方法和装置、电子设备、计算机可读介质

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* Cited by examiner, † Cited by third party
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CN112066965A (zh) * 2020-09-27 2020-12-11 四川九洲电器集团有限责任公司 一种基于定位和三维陀螺仪进行校正的电子指南针

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CN1752718A (zh) * 2004-09-20 2006-03-29 笠基企业股份有限公司 导航装置的角度相互校正方法及其装置
CN101201255A (zh) * 2007-12-21 2008-06-18 四川川大智胜软件股份有限公司 基于智能导航算法的车辆组合导航系统
JP2008241676A (ja) * 2007-03-23 2008-10-09 Aichi Micro Intelligent Corp 電子コンパスシステム
CN101487706A (zh) * 2009-03-05 2009-07-22 杨红红 基于动态提取有效数据计算方法的电子罗盘
EP2660561A1 (en) * 2011-02-17 2013-11-06 Aichi Micro Intelligent Corporation Geomagnetic device

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Publication number Priority date Publication date Assignee Title
US7637024B2 (en) * 2005-10-26 2009-12-29 Honeywell International Inc. Magnetic field sensing device for compassing and switching
CN102519450B (zh) * 2011-12-12 2014-07-02 东南大学 一种用于水下滑翔器的组合导航装置及方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1752718A (zh) * 2004-09-20 2006-03-29 笠基企业股份有限公司 导航装置的角度相互校正方法及其装置
JP2008241676A (ja) * 2007-03-23 2008-10-09 Aichi Micro Intelligent Corp 電子コンパスシステム
CN101201255A (zh) * 2007-12-21 2008-06-18 四川川大智胜软件股份有限公司 基于智能导航算法的车辆组合导航系统
CN101487706A (zh) * 2009-03-05 2009-07-22 杨红红 基于动态提取有效数据计算方法的电子罗盘
EP2660561A1 (en) * 2011-02-17 2013-11-06 Aichi Micro Intelligent Corporation Geomagnetic device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111381607A (zh) * 2018-12-29 2020-07-07 华为技术有限公司 拍摄设备的校准方向方法和装置
CN111381607B (zh) * 2018-12-29 2021-11-30 华为技术有限公司 拍摄设备的校准方向方法和装置
CN110307857A (zh) * 2019-04-23 2019-10-08 深圳市趣创科技有限公司 指南针校准方法、装置、计算机设备及存储介质
CN111915873A (zh) * 2020-06-23 2020-11-10 摩拜(北京)信息技术有限公司 车辆及共享车辆系统
CN113218380A (zh) * 2021-05-21 2021-08-06 北京百度网讯科技有限公司 一种电子罗盘的校正方法、装置、电子设备及存储介质
CN113566846A (zh) * 2021-07-22 2021-10-29 北京百度网讯科技有限公司 导航校准方法和装置、电子设备、计算机可读介质
CN113566847A (zh) * 2021-07-22 2021-10-29 北京百度网讯科技有限公司 导航校准方法和装置、电子设备、计算机可读介质
CN113566846B (zh) * 2021-07-22 2022-11-04 北京百度网讯科技有限公司 导航校准方法和装置、电子设备、计算机可读介质

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CN104884895B (zh) 2018-06-15

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