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    • 2. 发明授权
    • Locating method, drive test terminal and hand-held terminal
    • 定位方法,驱动测试终端和手持终端
    • US09554253B2
    • 2017-01-24
    • US14759416
    • 2014-01-03
    • SHANGHAI DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTDDATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD
    • Jun LiaoJun Ma
    • H04W24/00H04W4/04H04W4/02G01C21/20G01C25/00
    • H04W4/043G01C21/206G01C25/005H04W4/025H04W4/04
    • The present invention provides a locating method, a drive test terminal and a hand-held terminal. Herein, the locating method comprises: a first terminal receiving an included angle value between a current advancing direction of a user and a due north direction, which is sent from a second terminal, wherein the first terminal is provided with a gyroscope, the second terminal is used to calculate the included angle value of the included angle between the current advancing direction and the due north direction according to the current advancing direction input by the user and a due north direction indication diagram, and send the included angle value to the first terminal; and the first terminal using the included angle value to correct an output angle of the gyroscope, so as to locate the first terminal. By the present invention, the directional angle may be accurately determined without using a magnetometer.
    • 本发明提供了一种定位方法,驱动测试终端和手持终端。 这里,定位方法包括:第一终端,接收从第二终端发送的用户的当前行进方向与正向北方向之间的夹角值,其中,第一终端设置有陀螺仪,第二终端 用于根据用户输入的当前前进方向和正向北方向指示图来计算当前行进方向与正北方向之间的夹角的夹角值,并将夹角值发送到第一终端 ; 以及使用夹角值的第一终端来校正陀螺仪的输出角度,以便定位第一终端。 通过本发明,可以在不使用磁力计的情况下精确地确定方向角度。