In this paper, isochronous service of Advanced Orbit System (AOS) is researched, and the possible schemes for implementing pseudo-random code ranging by using isochronous service of AOS are discussed.
本文对高级在轨系统(AOS)提供的等时性业务进行了深入的研究，讨论了利用AOS等时性业务实现伪码测距的可能方案。
The pseudo random noise ranging code has been applied extensively to spread spectrum communications.
伪随机码在扩频通信中得到广泛应用。
Software and hardware implementation of ranging was sum up including triangulation & parallax measuring, pulse current ranging and pseudo random noise ranging.
总结了测距功能的软硬件实现技术，包括传统的三角测量和视差测距技术、电脉冲测距技术、伪码扩频脉冲串测距技术。
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