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Methods of calculating the position of a GNSS receiver from two-frequency and single-frequency pseudo-measurements

机译:根据两频和单频伪测量计算GNSS接收机位置的方法

摘要

The method of determination of the position of a mobile receiver using at least four satellites of which at least one first satellite transmits a first signal on one frequency, the broadcasting of the first signal being single-frequency, and of which at least one second satellite transmits second and third signals respectively on a first and a second frequency, the broadcasting of the signals being two-frequency, the receiver including means for reception of at least two frequencies, makes it possible to determine the position by a calculation of at least four pseudo-distances corresponding to the distances between each satellite and the receiver. The calculation of a pseudo-distance at the first frequency includes a step of estimation of the inter-frequency bias between the first and second frequencies.
机译:该方法用于确定移动接收机的位置,该方法使用至少四个卫星,其中至少一个第一卫星在一个频率上发送第一信号,该第一信号的广播是单频,并且其中至少一个第二卫星分别在第一和第二频率上发送第二和第三信号,信号的广播是双频的,接收器包括用于接收至少两个频率的装置,使得可以通过计算至少四个来确定位置与每个卫星和接收器之间的距离相对应的伪距离。在第一频率处的伪距的计算包括估计第一频率与第二频率之间的频率间偏差的步骤。

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