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shinodajmk

高精度 GPS 的思考

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  •   shinodajmk Dec 4, 2019 1561 views
    This topic created in 2335 days ago, the information mentioned may be changed or developed.

    除了 RTK , 差分,是否有其他的可能性

    palxie
        1
    palxie  
       Dec 4, 2019   1
    没有
    delectate
        2
    delectate  
       Dec 4, 2019   1
    除了 rtk,gps 基本上没别的方法。

    可以网络 rtcm 数据,也可以自建 rtk 基站,不过区别不大,反正都是那些东西。但是 rtk 的板子都特别贵。而且对接收条件很苛刻。多径效应容易导致很难固定解。

    还有一种方法,不过也是换汤不换药,基于基准点的位置播发,只是换成了微波或者激光,测绘学很多书籍都有提到,但是成本可就高了,动辄几十 k 起。

    rtk 还有个问题,静态时水平漂的不厉害,但是高程远远到不了 cm 级别。
    shinodajmk
        3
    shinodajmk  
    OP
       Dec 4, 2019
    @delectate 感谢大佬。
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