LU101199B1 - A readout circuit based on chopping modulation and correlated double sampling - Google Patents
A readout circuit based on chopping modulation and correlated double sampling Download PDFInfo
- Publication number
- LU101199B1 LU101199B1 LU101199A LU101199A LU101199B1 LU 101199 B1 LU101199 B1 LU 101199B1 LU 101199 A LU101199 A LU 101199A LU 101199 A LU101199 A LU 101199A LU 101199 B1 LU101199 B1 LU 101199B1
- Authority
- LU
- Luxembourg
- Prior art keywords
- chopper
- correlated double
- double sampling
- pass filter
- low
- Prior art date
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 24
- 230000002596 correlated effect Effects 0.000 title claims abstract description 22
- 238000003384 imaging method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000012368 scale-down model Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
- H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
- H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/171—A filter circuit coupled to the output of an amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/261—Amplifier which being suitable for instrumentation applications
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811101064.5A CN109450384A (zh) | 2018-09-20 | 2018-09-20 | 一种基于斩波调制和相关双采样的读出电路 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU101199B1 true LU101199B1 (en) | 2019-08-26 |
Family
ID=65530508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU101199A LU101199B1 (en) | 2018-09-20 | 2019-04-30 | A readout circuit based on chopping modulation and correlated double sampling |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109450384A (zh) |
| LU (1) | LU101199B1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4383563A1 (en) * | 2022-12-08 | 2024-06-12 | Stichting IMEC Nederland | Method and system for processing an analog signal |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583363A (zh) * | 2019-09-29 | 2021-03-30 | 天津大学 | 一种温度补偿式低噪声太赫兹读出电路 |
| CN112212984B (zh) * | 2020-09-30 | 2022-11-01 | 上海理工大学 | 一种提高太赫兹被动成像单元灵敏度的调制解调方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007214613A (ja) * | 2006-02-07 | 2007-08-23 | Seiko Instruments Inc | 増幅回路 |
| CN101394163B (zh) * | 2008-10-09 | 2011-06-15 | 豪威国际控股有限公司 | 信号调理电路及其双采样保持电路 |
| US9137470B2 (en) * | 2012-08-14 | 2015-09-15 | Luxen Technologies, Inc. | Digital image processing readout integrated circuit (ROIC) having multiple sampling circuits |
| CN202957808U (zh) * | 2012-11-05 | 2013-05-29 | 戴祖渝 | 一种超低输入端直流失调的放大器和a/d转换器 |
| CN105897248B (zh) * | 2016-03-30 | 2018-07-03 | 中国科学院微电子研究所 | 一种微弱信号读出电路 |
| CN106931995B (zh) * | 2017-03-29 | 2020-04-14 | 南京邮电大学 | 一种基于电流输出模式的四相旋转电流电路和方法 |
| CN107246890B (zh) * | 2017-04-19 | 2020-08-28 | 上海矽睿科技有限公司 | 电容式传感器检测电路及双采样斩波级联结构 |
-
2018
- 2018-09-20 CN CN201811101064.5A patent/CN109450384A/zh active Pending
-
2019
- 2019-04-30 LU LU101199A patent/LU101199B1/en active IP Right Grant
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4383563A1 (en) * | 2022-12-08 | 2024-06-12 | Stichting IMEC Nederland | Method and system for processing an analog signal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109450384A (zh) | 2019-03-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Effective date: 20190826 |