CN112067868B - 一种具有自动校准功能的数字示波器多路adc交叉采样电路及其校准方法 - Google Patents
一种具有自动校准功能的数字示波器多路adc交叉采样电路及其校准方法 Download PDFInfo
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- 238000005070 sampling Methods 0.000 title claims abstract description 80
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- 101150042711 adc2 gene Proteins 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
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- 230000001360 synchronised effect Effects 0.000 description 7
- 101100434411 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) ADH1 gene Proteins 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
- G01R13/0218—Circuits therefor
- G01R13/0272—Circuits therefor for sampling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
- G01R13/0218—Circuits therefor
- G01R13/0254—Circuits therefor for triggering, synchronisation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
- G01R13/029—Software therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
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CN202010927834.2A CN112067868B (zh) | 2020-09-07 | 2020-09-07 | 一种具有自动校准功能的数字示波器多路adc交叉采样电路及其校准方法 |
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CN113063978B (zh) * | 2021-06-03 | 2021-08-03 | 深圳市鼎阳科技股份有限公司 | 一种数字示波器及采样时刻失配的校正方法 |
CN113252958A (zh) * | 2021-07-15 | 2021-08-13 | 深圳市鼎阳科技股份有限公司 | 一种数字示波器及其通道间延迟差的自动校准方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012015615A (ja) * | 2010-06-29 | 2012-01-19 | Tohoku Univ | アナログ・ディジタル変換装置 |
US8344920B1 (en) * | 2011-09-29 | 2013-01-01 | Hittite Microwave Norway As | Methods and apparatus for calibrating pipeline analog-to-digital converters |
US8749410B1 (en) * | 2012-12-19 | 2014-06-10 | Broadcom Corporation | Calibration of interleaving errors in a multi-lane analog-to-digital converter |
CN104753534A (zh) * | 2013-12-27 | 2015-07-01 | 中兴通讯股份有限公司 | 一种扩展adc采样带宽的装置和方法 |
CN105915221A (zh) * | 2016-04-08 | 2016-08-31 | 中国科学技术大学 | 一种tiadc系统及方法 |
CN105933005A (zh) * | 2016-04-19 | 2016-09-07 | 中国电子科技集团公司第四十研究所 | 一种基于等效采样的时域交替模数转换器失配校准方法 |
CN106603075A (zh) * | 2016-11-18 | 2017-04-26 | 中国电子科技集团公司第四十研究所 | 一种多adc高速交叉采样校准装置及校准方法 |
Family Cites Families (1)
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US9337853B2 (en) * | 2012-09-07 | 2016-05-10 | Hitachi, Ltd. | Interleaved A/D converter |
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Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012015615A (ja) * | 2010-06-29 | 2012-01-19 | Tohoku Univ | アナログ・ディジタル変換装置 |
US8344920B1 (en) * | 2011-09-29 | 2013-01-01 | Hittite Microwave Norway As | Methods and apparatus for calibrating pipeline analog-to-digital converters |
US8749410B1 (en) * | 2012-12-19 | 2014-06-10 | Broadcom Corporation | Calibration of interleaving errors in a multi-lane analog-to-digital converter |
CN104753534A (zh) * | 2013-12-27 | 2015-07-01 | 中兴通讯股份有限公司 | 一种扩展adc采样带宽的装置和方法 |
CN105915221A (zh) * | 2016-04-08 | 2016-08-31 | 中国科学技术大学 | 一种tiadc系统及方法 |
CN105933005A (zh) * | 2016-04-19 | 2016-09-07 | 中国电子科技集团公司第四十研究所 | 一种基于等效采样的时域交替模数转换器失配校准方法 |
CN106603075A (zh) * | 2016-11-18 | 2017-04-26 | 中国电子科技集团公司第四十研究所 | 一种多adc高速交叉采样校准装置及校准方法 |
Non-Patent Citations (1)
Title |
---|
20GSa/s高速采集模块设计与实现;胡志臣;《计算机测量与控制》;全文 * |
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