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A Filtering Delta S...
A Filtering Delta Sigma ADC for LTE and Beyond
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- Andersson, Mattias (författare)
- Lund University,Lunds universitet,Institutionen för elektro- och informationsteknik,Institutioner vid LTH,Lunds Tekniska Högskola,Department of Electrical and Information Technology,Departments at LTH,Faculty of Engineering, LTH
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- Andersson, Martin (författare)
- Ericsson AB
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- Sundström, Lars (författare)
- Ericsson AB
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- Mattisson, Sven (författare)
- Ericsson AB
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- Andreani, Pietro (författare)
- Lund University,Lunds universitet,Institutionen för elektro- och informationsteknik,Institutioner vid LTH,Lunds Tekniska Högskola,Department of Electrical and Information Technology,Departments at LTH,Faculty of Engineering, LTH
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(creator_code:org_t)
- 2014
- 2014
- Engelska.
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Ingår i: IEEE Journal of Solid-State Circuits. - 0018-9200. ; 49:7, s. 1535-1547
- Relaterad länk:
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http://dx.doi.org/10...
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https://lup.lub.lu.s...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Abstract in UndeterminedThis paper presents a filtering ADC for the LTE communication standard, where a second-order Delta-Sigma modulator (DSM) is incorporated into the third-order Chebychev channel-select filter (CSF) of the radio receiver. The CSF introduces an additional third-order suppression of both thermal and quantization DSM noise, while the CSF transfer function is maintained. A design method for the filtering ADC accounting for unavoidable DSM-DAC delays is developed and experimentally demonstrated. The 65 nm CMOS prototype is clocked at 576/288 MHz with an 18.5/9.0 MHz LTE bandwidth, has an in-band gain of 26 dB, an SNDR of 56.4/58.1 dB, an input-referred noise of 5 nV/root Hz, and an out-of-band (half-duplex) IIP3 of 20/12 dBV(rms), with a power consumption of 7.9/5.4 mW and an overall state-of-the art performance.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering (hsv//eng)
Nyckelord
- channel-select filter
- A/D converter
- continuous-time
- Delta-Sigma
- modulator (DSM)
- filtering A/D converter
- low-pass filter
- STF
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
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