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Design of Oversampl...
Design of Oversampled Uniform DFT Filter Banks with Reduced Inband Aliasing and Delay Constraints
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- Grbic, Nedelko (author)
- Blekinge Tekniska Högskola,Institutionen för signalbehandling
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Haan, Jan Mark de (author)
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- Nordholm, Sven (author)
- Blekinge Tekniska Högskola,Institutionen för signalbehandling
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- Claesson, Ingvar (author)
- Blekinge Tekniska Högskola,Institutionen för signalbehandling
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(creator_code:org_t)
- Kuala Lumpur, Malaysia : IEEE, 2001
- 2001
- English.
- Related links:
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https://bth.diva-por... (primary) (Raw object)
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https://urn.kb.se/re...
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Abstract
Subject headings
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- Subband adaptive filters have been proposed to avoid the drawbacks of slow convergence and high computational complexity associated with time domain adaptive filters. Subband processing introduces transmission delays caused by the filter bank and signal degradations due to aliasing effects. One efficient way to reduce the aliasing effects is to allow a higher sample rate than critically needed in the subbands and thus reduce subband signal degradation. We suggest a design method, for a uniform DFT filter bank with any over sampling factor, where the total filter bank group delay may be specified, and where the aliasing and magnitude/phase distortions are minimized.
- En ny metod för design av översamplade filterbankar presenteras. Metoden minimerar vikningstermer inuti de olika subbanden. Dessa termer orsakar avvikelser från optimala lösningar varför det är önskvärt att minimera effekten av dessa.
Subject headings
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik -- Signalbehandling (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering -- Signal Processing (hsv//eng)
Keyword
- Subband
- filterbank design
- Uniform DFT
- inband aliasing
Publication and Content Type
- ref (subject category)
- kon (subject category)
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