TW494641B - Noise shaping dynamic element mismatch in analog to digital converters - Google Patents
Noise shaping dynamic element mismatch in analog to digital converters Download PDFInfo
- Publication number
- TW494641B TW494641B TW089118385A TW89118385A TW494641B TW 494641 B TW494641 B TW 494641B TW 089118385 A TW089118385 A TW 089118385A TW 89118385 A TW89118385 A TW 89118385A TW 494641 B TW494641 B TW 494641B
- Authority
- TW
- Taiwan
- Prior art keywords
- capacitor
- group
- digital output
- sequence
- capacitors
- Prior art date
Links
- 238000007493 shaping process Methods 0.000 title description 7
- 239000003990 capacitor Substances 0.000 claims abstract description 297
- 238000000034 method Methods 0.000 claims abstract description 66
- SEIGJEJVIMIXIU-UHFFFAOYSA-J aluminum;sodium;carbonate;dihydroxide Chemical compound [Na+].O[Al+]O.[O-]C([O-])=O SEIGJEJVIMIXIU-UHFFFAOYSA-J 0.000 claims abstract description 48
- 238000003860 storage Methods 0.000 claims abstract description 38
- 230000003321 amplification Effects 0.000 claims abstract description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 9
- 230000003595 spectral effect Effects 0.000 claims abstract description 5
- 238000005070 sampling Methods 0.000 claims description 112
- 230000000875 corresponding effect Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000002079 cooperative effect Effects 0.000 claims description 10
- 125000004122 cyclic group Chemical group 0.000 claims 4
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 claims 1
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims 1
- 239000013589 supplement Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 23
- 238000005516 engineering process Methods 0.000 description 19
- 235000015170 shellfish Nutrition 0.000 description 8
- 238000012937 correction Methods 0.000 description 4
- 238000007639 printing Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241000282376 Panthera tigris Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0634—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale
- H03M1/0656—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal
- H03M1/066—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching
- H03M1/0665—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching using data dependent selection of the elements, e.g. data weighted averaging
- H03M1/0668—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by averaging out the errors, e.g. using sliding scale in the time domain, e.g. using intended jitter as a dither signal by continuously permuting the elements used, i.e. dynamic element matching using data dependent selection of the elements, e.g. data weighted averaging the selection being based on the output of noise shaping circuits for each element
-
- 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
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
- H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
- H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
- H03M1/167—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters
- H03M1/168—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters and delivering the same number of bits
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 |
|---|---|---|---|
| US09/392,138 US6211805B1 (en) | 1999-09-08 | 1999-09-08 | Noise shaping dynamic element mismatch in analog to digital converters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW494641B true TW494641B (en) | 2002-07-11 |
Family
ID=23549396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW089118385A TW494641B (en) | 1999-09-08 | 2000-09-26 | Noise shaping dynamic element mismatch in analog to digital converters |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6211805B1 (enExample) |
| EP (1) | EP1083661A3 (enExample) |
| JP (1) | JP2001102926A (enExample) |
| KR (1) | KR100730277B1 (enExample) |
| TW (1) | TW494641B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7456775B2 (en) | 2006-01-06 | 2008-11-25 | Realtek Semiconductor Corp. | Pipeline analog-to-digital converter capable of sharing comparators |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6885326B2 (en) * | 1999-02-04 | 2005-04-26 | Med-El Elektromedizinische Geraeta Gmbh | Accumulator for adaptive Σ-Δ modulation |
| JP4583689B2 (ja) * | 1999-10-27 | 2010-11-17 | エヌエックスピー ビー ヴィ | デジタル−アナログ・コンバータ |
| US6734818B2 (en) * | 2000-02-22 | 2004-05-11 | The Regents Of The University Of California | Digital cancellation of D/A converter noise in pipelined A/D converters |
| US6346898B1 (en) * | 2000-08-07 | 2002-02-12 | Audio Logic, Inc. | Multilevel analog to digital data converter having dynamic element matching in a reference data path |
| IT1320694B1 (it) * | 2000-10-06 | 2003-12-10 | St Microelectronics Srl | Metodo di equalizzazione dinamica degli elementi di un convertitoredigitale/analogico multibit integrato con uscita bilanciata per |
| US6617992B2 (en) | 2001-08-15 | 2003-09-09 | National Semiconductor Corporation | Capacitor mismatch independent gain stage for differential pipeline analog to digital converters |
| US6600440B1 (en) | 2001-08-15 | 2003-07-29 | National Semiconductor Corporation | Capacitor mismatch independent gain stage for pipeline analog to digital converters |
| KR100500440B1 (ko) * | 2002-10-15 | 2005-07-12 | 삼성전자주식회사 | 파이프라인 구조를 갖는 다단 ａ/ｄ 컨버터 및 그것을설계하기 위한 코딩 방법 |
| US7193548B2 (en) * | 2004-01-30 | 2007-03-20 | Hrl Laboratories, Llc | Switching arrangement and DAC mismatch shaper using the same |
| US7187310B2 (en) * | 2005-03-04 | 2007-03-06 | Kamal El-Sankary | Circuit calibration using voltage injection |
| US10003348B2 (en) * | 2016-09-08 | 2018-06-19 | Mediatek Inc. | Analog-to-digital converter with noise shaping |
| CN114050828B (zh) * | 2022-01-07 | 2022-04-12 | 武汉杰开科技有限公司 | 一种数模转换器、数模转换器的失配校准方法及芯片 |
| US12451895B2 (en) | 2022-10-28 | 2025-10-21 | Kepler Computing Inc. | Mismatch shaping apparatus and method for binary coded digital-to-analog converters |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9224238D0 (en) | 1992-11-19 | 1993-01-06 | Vlsi Technology Inc | Pipelined analog to digital converters and interstage amplifiers for such converters |
| US5412387A (en) | 1993-04-06 | 1995-05-02 | Analog Devices, Inc. | Error reduction in switched capacitor digital-to-analog converter systems by balanced sampling |
| US5404142A (en) | 1993-08-05 | 1995-04-04 | Analog Devices, Incorporated | Data-directed scrambler for multi-bit noise shaping D/A converters |
| US5416485A (en) | 1993-12-20 | 1995-05-16 | Lee; Hae-Seung | Analog-to-digital conversion circuit with improved differential linearity |
| US6031480A (en) * | 1997-11-04 | 2000-02-29 | Texas Instruments Incorporated | Method and apparatus for implementing a pipelined A/D converter with inter-stage amplifiers having no common mode feedback circuitry |
-
1999
- 1999-09-08 US US09/392,138 patent/US6211805B1/en not_active Expired - Lifetime
-
2000
- 2000-09-06 EP EP00119317A patent/EP1083661A3/en not_active Withdrawn
- 2000-09-07 JP JP2000271419A patent/JP2001102926A/ja not_active Abandoned
- 2000-09-08 KR KR1020000053292A patent/KR100730277B1/ko not_active Expired - Fee Related
- 2000-09-26 TW TW089118385A patent/TW494641B/zh not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7456775B2 (en) | 2006-01-06 | 2008-11-25 | Realtek Semiconductor Corp. | Pipeline analog-to-digital converter capable of sharing comparators |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001102926A (ja) | 2001-04-13 |
| KR100730277B1 (ko) | 2007-06-19 |
| US6211805B1 (en) | 2001-04-03 |
| KR20010030325A (ko) | 2001-04-16 |
| EP1083661A2 (en) | 2001-03-14 |
| EP1083661A3 (en) | 2003-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |