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Sensitivity improvement of Phase-Noise Measurement of mcrowave oscillators using if delay line based discriminator
Salehi Barzegar, A ; Sharif University of Technology
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- Type of Document: Article
- DOI: 10.1109/LMWC.2016.2575003
- Publisher: Institute of Electrical and Electronics Engineers Inc
- Abstract:
- The conventional delay-line discriminator method for phase noise measurement is modified to achieve better sensitivity. In the proposed technique, to decrease delay-line loss, the under-test oscillator's microwave frequency is down-converted by another oscillator, and delay-line is implemented in the IF range. Full validation of the technique is presented. In adition, we experimentally demonstrate that system sensitivity is considerably improved compared to the conventional method
- Keywords:
- Delay line frequency discriminator ; Phase noise measurement ; Acoustic noise measurement ; Discriminators ; Microwave oscillators ; Conventional methods ; Delay-line discriminators ; Sensitivity improvements ; System sensitivity ; Phase noise
- Source: IEEE Microwave and Wireless Components Letters ; Volume 26, Issue 7 , 2016 , Pages 546-548 ; 15311309 (ISSN)
- URL: http://ieeexplore.ieee.org/document/7490336