GNSS Receiver Pseudorange Bias

Up to 160 cm across receivers

Biases arise from receiver correlator and front-end design and cannot be absorbed by clock offsets; their correction improves ambiguity resolution and pseudorange positioning.

Geng, Tao · Zhongxing, Li · Xie, Xin · Ma, Zhuang · Zhao, Qile

Wuhan Daxue Xuebao (Xinxi Kexue Ban)/Geomatics and Information Science of Wuhan University 2023

Specifications

三种系统估计偏差标准差小于

{'zh': '12', 'en': ''} cm

reduced by GPS

{'zh': '', 'en': '22'} %

positioning errors reduced

{'zh': '', 'en': '57.0'} cm

Advantages

Pseudorange bias inconsistency up to 160 cm between receivers from different manufacturers