JP2010085384A5 - - Google Patents
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- JP2010085384A5 JP2010085384A5 JP2008292867A JP2008292867A JP2010085384A5 JP 2010085384 A5 JP2010085384 A5 JP 2010085384A5 JP 2008292867 A JP2008292867 A JP 2008292867A JP 2008292867 A JP2008292867 A JP 2008292867A JP 2010085384 A5 JP2010085384 A5 JP 2010085384A5
- Authority
- JP
- Japan
- Prior art keywords
- current
- circuit
- voltage
- range
- operational amplifier
- 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.)
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- 238000006243 chemical reaction Methods 0.000 claims description 164
- 239000004065 semiconductor Substances 0.000 claims description 38
- 239000000872 buffer Substances 0.000 claims description 19
- 230000003321 amplification Effects 0.000 claims description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 13
- 238000005259 measurement Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Images
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008292867A JP4800371B2 (ja) | 2008-07-30 | 2008-11-15 | レンジ切り替え回路 |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008197092 | 2008-07-30 | ||
| JP2008197092 | 2008-07-30 | ||
| JP2008224322 | 2008-09-02 | ||
| JP2008224322 | 2008-09-02 | ||
| JP2008292867A JP4800371B2 (ja) | 2008-07-30 | 2008-11-15 | レンジ切り替え回路 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2010085384A JP2010085384A (ja) | 2010-04-15 |
| JP2010085384A5 true JP2010085384A5 (enExample) | 2011-01-20 |
| JP4800371B2 JP4800371B2 (ja) | 2011-10-26 |
Family
ID=42249471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008292867A Expired - Fee Related JP4800371B2 (ja) | 2008-07-30 | 2008-11-15 | レンジ切り替え回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4800371B2 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5624438B2 (ja) * | 2010-11-29 | 2014-11-12 | パナソニック株式会社 | 照明装置 |
| JP5702624B2 (ja) * | 2011-02-17 | 2015-04-15 | 旭化成エレクトロニクス株式会社 | 電流電圧変換回路、発振回路 |
| JP2012220399A (ja) * | 2011-04-12 | 2012-11-12 | Hioki Ee Corp | 4端子式測定装置 |
| JP5839319B2 (ja) * | 2011-05-26 | 2016-01-06 | 富士男 小澤 | 電流/電圧変換回路 |
| CN106487339A (zh) * | 2015-08-28 | 2017-03-08 | 贵州煜立电子科技有限公司 | 无电阻半导体集成通用运算放大器的改进方法及其放大器 |
| JP2018205223A (ja) | 2017-06-08 | 2018-12-27 | 三菱電機株式会社 | ゲイン制御増幅装置 |
| DE102019108192A1 (de) * | 2019-03-29 | 2020-10-01 | Inficon Gmbh | Verstärkervorrichtung zur Verstärkung kleiner Ströme |
| US10778212B1 (en) * | 2019-09-05 | 2020-09-15 | Analog Devices, Inc. | Variable impedance switching control |
| CN112803936A (zh) * | 2020-12-23 | 2021-05-14 | 浙江中控技术股份有限公司 | 一种触摸控制的双通道输出切换装置 |
| CN115219777A (zh) * | 2021-04-15 | 2022-10-21 | 北汽福田汽车股份有限公司 | 电流测试设备 |
| CN115494408A (zh) * | 2021-06-17 | 2022-12-20 | 武汉励行科技有限公司 | 一种电池漏电流检测系统及方法 |
| CN114113763B (zh) * | 2021-11-01 | 2024-07-23 | 深圳市道通科技股份有限公司 | 一种自适应宽量程电压信号测量系统及测量方法 |
| CN116413493A (zh) * | 2021-12-30 | 2023-07-11 | 致茂电子(苏州)有限公司 | 具防止漏电流功能的电流量测装置 |
| CN114594302A (zh) * | 2022-03-16 | 2022-06-07 | 普源精电科技股份有限公司 | 电流测量的控制方法、控制装置及电流测量装置 |
| CN115575688B (zh) * | 2022-09-29 | 2023-11-07 | 北京航天计量测试技术研究所 | 一种微弱电流检测电路 |
| CN115993478B (zh) * | 2023-03-21 | 2023-05-16 | 海的电子科技(苏州)有限公司 | 电流侦测电路和电流侦测方法、电子设备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0743394B2 (ja) * | 1993-03-12 | 1995-05-15 | ソニー・テクトロニクス株式会社 | 電流検出回路 |
| JP2006300677A (ja) * | 2005-04-19 | 2006-11-02 | Ntt Data Ex Techno Corp | 電流検出装置 |
| JP4451415B2 (ja) * | 2006-05-29 | 2010-04-14 | 富士男 小澤 | 電流/電圧変換回路 |
-
2008
- 2008-11-15 JP JP2008292867A patent/JP4800371B2/ja not_active Expired - Fee Related
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