DE602004020015D1 - Analog-Digital-Wandler - Google Patents
Analog-Digital-WandlerInfo
- Publication number
- DE602004020015D1 DE602004020015D1 DE602004020015T DE602004020015T DE602004020015D1 DE 602004020015 D1 DE602004020015 D1 DE 602004020015D1 DE 602004020015 T DE602004020015 T DE 602004020015T DE 602004020015 T DE602004020015 T DE 602004020015T DE 602004020015 D1 DE602004020015 D1 DE 602004020015D1
- Authority
- DE
- Germany
- Prior art keywords
- analog signal
- analog
- digital converter
- signal
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/002—Provisions or arrangements for saving power, e.g. by allowing a sleep mode, using lower supply voltage for downstream stages, using multiple clock domains or by selectively turning on stages when needed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/32—Delta-sigma modulation with special provisions or arrangements for power saving, e.g. by allowing a sleep mode, using lower supply voltage for downstream stages, using multiple clock domains, by selectively turning on stages when needed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/34—Analogue value compared with reference values
- H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
- H03M1/361—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
- H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
- H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
- H03M3/424—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a multiple bit one
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
- H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
- H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
- H03M3/45—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedforward inputs, i.e. with forward paths from the modulator input to more than one filter stage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
- H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
- H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
- H03M3/454—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0311992A GB2402006B (en) | 2003-05-23 | 2003-05-23 | Analog to digital converter |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004020015D1 true DE602004020015D1 (de) | 2009-04-30 |
Family
ID=9958727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004020015T Expired - Lifetime DE602004020015D1 (de) | 2003-05-23 | 2004-05-20 | Analog-Digital-Wandler |
Country Status (5)
Country | Link |
---|---|
US (1) | US7079068B2 (de) |
EP (1) | EP1480342B1 (de) |
AT (1) | ATE426270T1 (de) |
DE (1) | DE602004020015D1 (de) |
GB (1) | GB2402006B (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7262724B2 (en) * | 2005-03-31 | 2007-08-28 | Freescale Semiconductor, Inc. | System and method for adjusting dynamic range of analog-to-digital converter |
WO2007107188A1 (en) | 2006-03-23 | 2007-09-27 | Freescale Semiconductor, Inc. | Electronic device and integrated circuit comprising a delta-sigma converter and method therefor |
US7570190B1 (en) * | 2008-03-28 | 2009-08-04 | Motorola, Inc. | Method and system for operating a comparator |
US8212699B1 (en) | 2008-09-16 | 2012-07-03 | Semtech Corporation | System and method for extending the overload range of a sigma delta ADC system by providing over-range quantization levels |
US7973689B2 (en) * | 2008-09-16 | 2011-07-05 | Semtech Corporation | Bandpass multi-bit sigma-delta analog to digital conversion |
US9419637B1 (en) | 2010-01-05 | 2016-08-16 | Syntropy Systems, Llc | Multi-mode sampling/quantization converters |
US9130584B1 (en) * | 2010-01-05 | 2015-09-08 | Syntropy Systems, Llc | Multi-mode sampling/quantization converters |
US9083958B2 (en) * | 2009-08-06 | 2015-07-14 | Qualcomm Incorporated | Transforming video data in accordance with three dimensional input formats |
US8629899B2 (en) * | 2009-08-06 | 2014-01-14 | Qualcomm Incorporated | Transforming video data in accordance with human visual system feedback metrics |
US8878912B2 (en) * | 2009-08-06 | 2014-11-04 | Qualcomm Incorporated | Encapsulating three-dimensional video data in accordance with transport protocols |
US8009072B2 (en) * | 2009-12-19 | 2011-08-30 | General Electric Company | Predictive analog-to-digital converter and methods thereof |
US9654128B2 (en) | 2010-01-05 | 2017-05-16 | Syntropy Systems, Llc | Multi-mode sampling/quantization converters |
US8873611B2 (en) * | 2010-09-10 | 2014-10-28 | Nec Corporation | Transmitter, control method, computer program and delta-sigma modulator |
US8325073B2 (en) | 2010-11-30 | 2012-12-04 | Qualcomm Incorporated | Performing enhanced sigma-delta modulation |
US8471749B2 (en) | 2011-07-18 | 2013-06-25 | Freescale Semiconductor, Inc. | Comparator |
US8836566B2 (en) | 2013-02-21 | 2014-09-16 | Freescale Semiconductor, Inc. | Low power quantizer for analog to digital converter |
US9221679B2 (en) | 2013-03-12 | 2015-12-29 | Freescale Semiconductor, Inc. | Compensation and calibration for MEMS devices |
US8970419B2 (en) * | 2013-06-27 | 2015-03-03 | Xilinx, Inc. | Windowing for high-speed analog-to-digital conversion |
US9148169B2 (en) | 2014-02-25 | 2015-09-29 | Freescale Semiconductor, Inc. | Multiple bit sigma-delta modulator with a common mode compensated quantizer |
US9214948B2 (en) * | 2014-04-17 | 2015-12-15 | Cirrus Logic, Inc. | Comparator tracking control scheme with dynamic window length |
EP2940874B1 (de) * | 2014-04-30 | 2019-08-07 | Dialog Semiconductor (UK) Limited | Parallelumsetzerkapazitätsreduktionsverfahren |
US9621175B2 (en) | 2015-02-11 | 2017-04-11 | Syntropy Systems, Llc | Sampling/quantization converters |
US10284221B2 (en) | 2017-04-21 | 2019-05-07 | Analog Devices, Inc. | Power-efficient flash quantizer for delta sigma converter |
US11722146B1 (en) * | 2022-01-21 | 2023-08-08 | Nxp B.V. | Correction of sigma-delta analog-to-digital converters (ADCs) using neural networks |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5327131A (en) * | 1991-11-07 | 1994-07-05 | Kawasaki Steel Corporation | Parallel A/D converter having comparator threshold voltages defined by MOS transistor geometries |
US5727023A (en) * | 1992-10-27 | 1998-03-10 | Ericsson Inc. | Apparatus for and method of speech digitizing |
US5648779A (en) * | 1994-12-09 | 1997-07-15 | Advanced Micro Devices, Inc. | Sigma-delta modulator having reduced delay from input to output |
US5790061A (en) * | 1995-02-24 | 1998-08-04 | Nec Corporation | Adaptive A/D converting device for adaptively converting and input analog signal into an output digital signal having a constant quantizing error |
US5751615A (en) * | 1995-11-14 | 1998-05-12 | Advanced Micro Devices, Inc. | Implementation of a digital decimation filter and method |
US6546044B1 (en) * | 1996-10-11 | 2003-04-08 | Ericsson Inc. | Dual-mode radiotelephone apparatus for digital or analog modulation |
US6097251A (en) * | 1998-05-29 | 2000-08-01 | Telefonaktiebolaget Lm Ericsson | Pre-recorded sigma delta values for power amplifier control |
EP0940922B1 (de) * | 1998-03-03 | 2002-12-04 | Motorola Semiconducteurs S.A. | Frequenzsynthetisierer |
US6081219A (en) * | 1998-05-05 | 2000-06-27 | Lucent Technology, Inc. | Power saving arrangement for a flash A/D converter |
US6101224A (en) * | 1998-10-07 | 2000-08-08 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for generating a linearly modulated signal using polar modulation |
US6188347B1 (en) * | 1999-07-12 | 2001-02-13 | National Instruments Corporation | Analog-to-digital conversion system and method with reduced sparkle codes |
US6373423B1 (en) * | 1999-12-14 | 2002-04-16 | National Instruments Corporation | Flash analog-to-digital conversion system and method with reduced comparators |
-
2003
- 2003-05-23 GB GB0311992A patent/GB2402006B/en not_active Expired - Fee Related
-
2004
- 2004-05-20 AT AT04011998T patent/ATE426270T1/de not_active IP Right Cessation
- 2004-05-20 DE DE602004020015T patent/DE602004020015D1/de not_active Expired - Lifetime
- 2004-05-20 EP EP04011998A patent/EP1480342B1/de not_active Expired - Lifetime
- 2004-05-21 US US10/851,608 patent/US7079068B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE426270T1 (de) | 2009-04-15 |
GB2402006A (en) | 2004-11-24 |
EP1480342A3 (de) | 2005-01-19 |
GB2402006B (en) | 2005-08-10 |
EP1480342A2 (de) | 2004-11-24 |
US7079068B2 (en) | 2006-07-18 |
EP1480342B1 (de) | 2009-03-18 |
GB0311992D0 (en) | 2003-07-02 |
US20040233091A1 (en) | 2004-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |