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Resonance Enhanceme...
Resonance Enhancement in Noise
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- Cheney, Margaret (författare)
- Colorado State University
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- Kim, Jerry (författare)
- Envisioneering Inc
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- Kirsteins, Ivars (författare)
- Naval Undersea Warfare Centre
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- Kristensson, Gerhard (författare)
- Lund University,Lunds universitet,Teoretisk elektroteknik,Forskargrupper vid Lunds universitet,Electromagnetic Theory,Lund University Research Groups
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(creator_code:org_t)
- 2023
- Engelska 21 s.
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Serie: Technical Report LUTEDX/(TEAT-7280)/1-21/(2023) ; TEAT-7280
- Relaterad länk:
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https://portal.resea... (primary) (free)
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https://lup.lub.lu.s...
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Abstract
Ämnesord
Stäng
- This document compares two approaches to finding resonance peaks from asingle sensor: 1) averaging multiple measurements of the transfer function orfrequency-domain scattering matrix, versus 2) using the iterative time-reversalprocess, which involves iteratively re-transmitting a time-reversed version ofthe scattered field at the previous iterations. The averaging method has theadvantage of handling arbitrarily much noise if sufficiently many averages areused. On the other hand, up to a certain level of noise, the time-reversalmethod has dramatic advantages over the averaging method; but it also requires more complex equipment. This document discusses the tradeoffs involved, with the goal of providing information that may be useful in the system design process.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik -- Signalbehandling (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering -- Signal Processing (hsv//eng)
Publikations- och innehållstyp
- rap (ämneskategori)
- vet (ämneskategori)