Extending the dynamic range of a photonic RSNS ADC using a segmentation approach

Extending the dynamic range of a photonic RSNS ADC using a segmentation approach

Approved for public release; distribution is unlimited. === The trend in high-performance digital receivers is to configure the analog-to-digital converter (ADC) directly after the antenna and low noise amplifier. Direct digitization of wideband antenna signals can be realized using Mach-Zehnder int...

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Main Author: Arslan, Erdal
Other Authors: Pace, Phillip E.
Published: Monterey, California. Naval Postgraduate School 2012
Online Access:http://hdl.handle.net/10945/5492
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spelling ndltd-nps.edu-oai-calhoun.nps.edu-10945-54922015-08-06T16:02:20Z Extending the dynamic range of a photonic RSNS ADC using a segmentation approach Arslan, Erdal Pace, Phillip E. Jenn, David C. Naval Postgraduate School (U.S.). Information Sciences Approved for public release; distribution is unlimited. The trend in high-performance digital receivers is to configure the analog-to-digital converter (ADC) directly after the antenna and low noise amplifier. Direct digitization of wideband antenna signals can be realized using Mach-Zehnder interferometers (MZI) to efficiently fold the RF signal into the optical domain. The robust symmetrical number system (RSNS) is a modular scheme formed using N ? 2 integer sequences and insures that any two successive vectors or paired terms from all N sequences differ by only one integer (integer Gray code property). A photonic ADC preprocessing architecture using the RSNS uses a modulus i m number of comparators at the output of each MZI/photodetector. The total number of comparators with a logic ?1? in each channel represents the integer values within each RSNS sequence. The dynamic range 2012-03-14T17:45:36Z 2012-03-14T17:45:36Z 2011-09 Thesis http://hdl.handle.net/10945/5492 760105175 This publication is a work of the U.S. Government as defined in Title 17, United States Code, Section 101. As such, it is in the public domain, and under the provisions of Title 17, United States Code, Section 105, it may not be copyrighted. Monterey, California. Naval Postgraduate School
collection NDLTD
sources NDLTD
description Approved for public release; distribution is unlimited. === The trend in high-performance digital receivers is to configure the analog-to-digital converter (ADC) directly after the antenna and low noise amplifier. Direct digitization of wideband antenna signals can be realized using Mach-Zehnder interferometers (MZI) to efficiently fold the RF signal into the optical domain. The robust symmetrical number system (RSNS) is a modular scheme formed using N ? 2 integer sequences and insures that any two successive vectors or paired terms from all N sequences differ by only one integer (integer Gray code property). A photonic ADC preprocessing architecture using the RSNS uses a modulus i m number of comparators at the output of each MZI/photodetector. The total number of comparators with a logic ?1? in each channel represents the integer values within each RSNS sequence. The dynamic range
author2 Pace, Phillip E.
author_facet Pace, Phillip E.
Arslan, Erdal
author Arslan, Erdal
spellingShingle Arslan, Erdal
Extending the dynamic range of a photonic RSNS ADC using a segmentation approach
author_sort Arslan, Erdal
title Extending the dynamic range of a photonic RSNS ADC using a segmentation approach
title_short Extending the dynamic range of a photonic RSNS ADC using a segmentation approach
title_full Extending the dynamic range of a photonic RSNS ADC using a segmentation approach
title_fullStr Extending the dynamic range of a photonic RSNS ADC using a segmentation approach
title_full_unstemmed Extending the dynamic range of a photonic RSNS ADC using a segmentation approach
title_sort extending the dynamic range of a photonic rsns adc using a segmentation approach
publisher Monterey, California. Naval Postgraduate School
publishDate 2012
url http://hdl.handle.net/10945/5492
work_keys_str_mv AT arslanerdal extendingthedynamicrangeofaphotonicrsnsadcusingasegmentationapproach
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