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Performance Evaluat...
Performance Evaluation of Phase-Angle Gradient Method for Phase Retrieval based on Low-Frequency amplitude-Only Near-Field Data
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- Johansson, Markus, 1978 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Lui, Hoi-Shun, 1980 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Persson, Mikael, 1959 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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(creator_code:org_t)
- 2010
- 2010
- Engelska.
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Ingår i: Progress in Electromagnetics Research B. - 1937-6472. ; 25:25, s. 113-130
- Relaterad länk:
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http://dx.doi.org/10...
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https://research.cha...
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https://doi.org/10.2...
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Abstract
Ämnesord
Stäng
- The Phase Angle Gradient Method (PAGM) is a recent technique developed for phase retrieval based on amplitude-only measurement data. Preliminary results have shown that the PAGM is able to perform phase retrieval at 100MHz with accurate phase information based on measured fIeld components on three planar surfaces. In this paper, a performance evaluation of the PAGM under different conFigurations is conducted. Phase retrieval based on field measurements for different plane sizes and separations between the planes are studied rigorously. In addition, the PAGM is tested for different initial phase distributions. The results show that the PAGM is capable of retrieving phase information even if the separation between the measurement planes is small in terms of wavelengths.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering (hsv//eng)
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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