Realization of DDS based fine resolution phase shifters

Song Jin*, Jianping An, Yuanchun Fei

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

Aim: To design high resolution digital phase shifters. Methods: Based on DDS, high resolution phase shift control was realized in IF by using high-speed digital circuits. Results: The high resolution phase shifters show the perfomances of low phase shift rate (0.09°), fast switching (<1 μs), low phase noise (≤-90dB/Hz at offset 1 kHz), and low spurious level (-65 dB). Conclusion: This high resolution phase shifters can be applied in phase array system to improve DBF performance.

Original languageEnglish
Pages (from-to)355-358
Number of pages4
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume18
Issue number3
Publication statusPublished - 1998

Keywords

  • Direct digital synthesis
  • Phase shifters
  • Phased array radars

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