CN103997341B - A kind of high-precision adc and its analog front circuit applied to magnetic survey - Google Patents
A kind of high-precision adc and its analog front circuit applied to magnetic survey Download PDFInfo
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- CN103997341B CN103997341B CN201310051364.8A CN201310051364A CN103997341B CN 103997341 B CN103997341 B CN 103997341B CN 201310051364 A CN201310051364 A CN 201310051364A CN 103997341 B CN103997341 B CN 103997341B
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- 238000012937 correction Methods 0.000 claims abstract description 14
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- 230000001186 cumulative effect Effects 0.000 claims abstract description 6
- 230000010354 integration Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims description 2
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 7
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- 230000000875 corresponding effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000686 essence Substances 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000005459 micromachining Methods 0.000 description 1
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- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
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CN201310051364.8A CN103997341B (en) | 2013-02-16 | 2013-02-16 | A kind of high-precision adc and its analog front circuit applied to magnetic survey |
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CN201310051364.8A CN103997341B (en) | 2013-02-16 | 2013-02-16 | A kind of high-precision adc and its analog front circuit applied to magnetic survey |
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CN103997341A CN103997341A (en) | 2014-08-20 |
CN103997341B true CN103997341B (en) | 2017-12-19 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN108627190B (en) * | 2017-07-28 | 2023-12-19 | 杭州思泰微电子有限公司 | High-precision magnetic sensor correction structure and correction method based on integrated circuit |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1695066A (en) * | 2002-11-29 | 2005-11-09 | 雅马哈株式会社 | Magnetic sensor and temperature dependency characteristic compensation method for the same |
CN1879006A (en) * | 2004-10-07 | 2006-12-13 | 雅马哈株式会社 | Geomagnetic sensor and geomagnetic sensor correction method, temperature sensor and temperature sensor correction method, geomagnetism detection device |
CN101082506A (en) * | 2006-06-02 | 2007-12-05 | 株式会社电装 | Semiconductor device, magnetic sensor and physical quantity sensor |
CN101576610A (en) * | 2009-05-27 | 2009-11-11 | 秦轲 | Device and method for improving data sampling precision in oscillograph |
CN102683377A (en) * | 2012-06-15 | 2012-09-19 | 湖南追日光电科技有限公司 | Double-drain type CMOS magnetic field induction transistor and fabricating method thereof |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1695066A (en) * | 2002-11-29 | 2005-11-09 | 雅马哈株式会社 | Magnetic sensor and temperature dependency characteristic compensation method for the same |
CN1879006A (en) * | 2004-10-07 | 2006-12-13 | 雅马哈株式会社 | Geomagnetic sensor and geomagnetic sensor correction method, temperature sensor and temperature sensor correction method, geomagnetism detection device |
CN101082506A (en) * | 2006-06-02 | 2007-12-05 | 株式会社电装 | Semiconductor device, magnetic sensor and physical quantity sensor |
CN101576610A (en) * | 2009-05-27 | 2009-11-11 | 秦轲 | Device and method for improving data sampling precision in oscillograph |
CN102683377A (en) * | 2012-06-15 | 2012-09-19 | 湖南追日光电科技有限公司 | Double-drain type CMOS magnetic field induction transistor and fabricating method thereof |
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