DE602008005105D1 - Instrumentenverstärker - Google Patents
InstrumentenverstärkerInfo
- Publication number
- DE602008005105D1 DE602008005105D1 DE602008005105T DE602008005105T DE602008005105D1 DE 602008005105 D1 DE602008005105 D1 DE 602008005105D1 DE 602008005105 T DE602008005105 T DE 602008005105T DE 602008005105 T DE602008005105 T DE 602008005105T DE 602008005105 D1 DE602008005105 D1 DE 602008005105D1
- Authority
- DE
- Germany
- Prior art keywords
- input
- node
- voltage
- output
- capacitive part
- 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.)
- Active
Links
- 238000007599 discharging Methods 0.000 abstract 2
- 239000004065 semiconductor Substances 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H1/02—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network of RC networks, e.g. integrated networks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/30—Input circuits therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/30—Input circuits therefor
- A61B5/307—Input circuits therefor specially adapted for particular uses
- A61B5/31—Input circuits therefor specially adapted for particular uses for electroencephalography [EEG]
-
- 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
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
- H03F3/45188—Non-folded cascode stages
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/261—Amplifier which being suitable for instrumentation applications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45136—One differential amplifier in IC-block form being shown
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45424—Indexing scheme relating to differential amplifiers the CMCL comprising a comparator circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45438—Indexing scheme relating to differential amplifiers the CMCL uses digital signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45441—Indexing scheme relating to differential amplifiers the CMCL comprising an integrating circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2495408P | 2008-01-31 | 2008-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602008005105D1 true DE602008005105D1 (de) | 2011-04-07 |
Family
ID=40225457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602008005105T Active DE602008005105D1 (de) | 2008-01-31 | 2008-07-14 | Instrumentenverstärker |
Country Status (4)
Country | Link |
---|---|
US (2) | US7920005B2 (de) |
EP (2) | EP2309644B1 (de) |
AT (1) | ATE499744T1 (de) |
DE (1) | DE602008005105D1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7944251B2 (en) * | 2009-03-09 | 2011-05-17 | Broadcom Corporation | Reduced line driver output dependency on process, voltage, and temperature variations |
EP2294978B1 (de) | 2009-09-14 | 2013-09-04 | Imec | Adaptive Probenentnahme eines Elektrokardiogramms |
EP2294979B1 (de) | 2009-09-14 | 2013-12-18 | Imec | Verfahren und elektronisches medizinisches Gerät für simultane Messung sowie Impedanz und Biopotenzialsignal |
EP2298164B1 (de) | 2009-09-14 | 2013-05-15 | Imec | Vorrichtung zur kardialen Überwachung mit adaptiven Probenentnahme |
TWI473424B (zh) * | 2011-09-16 | 2015-02-11 | Univ Nat Central | Adjustable Voltage Control Virtual Resistance Architecture |
WO2013123358A1 (en) * | 2012-02-17 | 2013-08-22 | Massachusetts Institute Of Technology | Multi-channel scalable eeg acquisition system on a chip with integrated patient specific seizure classification and recording processor |
US9351653B1 (en) * | 2012-11-29 | 2016-05-31 | Intan Technologies, LLC | Multi-channel reconfigurable systems and methods for sensing biopotential signals |
KR101937676B1 (ko) | 2014-01-13 | 2019-01-14 | 삼성전자주식회사 | 생체 신호 증폭 회로 |
US9379728B1 (en) * | 2015-06-26 | 2016-06-28 | Stmicroelectronics International N.V. | Self-calibrated digital-to-analog converter |
TWI611659B (zh) * | 2017-02-13 | 2018-01-11 | 華邦電子股份有限公司 | 可調阻值式虛擬電阻 |
CN108429545B (zh) * | 2017-02-13 | 2022-05-31 | 华邦电子股份有限公司 | 可调阻值式虚拟电阻 |
US10574212B2 (en) | 2017-11-21 | 2020-02-25 | Mediatek Inc. | Method and circuit for low-noise reference signal generation |
CN109091115B (zh) * | 2018-09-17 | 2023-08-08 | 电子科技大学 | 应用于生理信号采集的直流抑制装置 |
WO2020102305A1 (en) * | 2018-11-13 | 2020-05-22 | Rensselaer Polytechnic Institute | Reconfigurable analog front end for biosignal acquisition |
US11387811B2 (en) * | 2020-10-16 | 2022-07-12 | Semiconductor Components Industries, Llc | Noise filter |
WO2023156932A1 (en) * | 2022-02-17 | 2023-08-24 | Ecole Polytechnique Federale De Lausanne (Epfl) | A multichannel versatile brain activity classification and closed loop neuromodulation system, device and method using a highly multiplexed mixed-signal front-end |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3601676A (en) * | 1969-08-20 | 1971-08-24 | Information Storage Systems | Balance circuit for dc servos |
US3646420A (en) * | 1969-08-20 | 1972-02-29 | Information Storage Systems | Balance circuit for dc servos |
US5461322A (en) * | 1991-10-29 | 1995-10-24 | Geo-Centers, Inc. | Autonulling DC bridge for real-time sensor transduction and voltage measurements |
US5793241A (en) * | 1995-11-30 | 1998-08-11 | Cherry Semiconductor Corporation | High speed active op-amp clamp |
US5953690A (en) * | 1996-07-01 | 1999-09-14 | Pacific Fiberoptics, Inc. | Intelligent fiberoptic receivers and method of operating and manufacturing the same |
US5999043A (en) * | 1996-12-19 | 1999-12-07 | Texas Instruments Incorporated | On-chip high resistance device for passive low pass filters with programmable poles |
US6262625B1 (en) * | 1999-10-29 | 2001-07-17 | Hewlett-Packard Co | Operational amplifier with digital offset calibration |
US6346851B1 (en) * | 1999-12-14 | 2002-02-12 | Texas Instruments Incorporated | Low-pass filter with improved high frequency attenuation |
US6621343B2 (en) * | 2001-08-07 | 2003-09-16 | Infineon Technologies Ag | Open loop variable gain amplifier using replica gain cell |
US7796173B2 (en) * | 2003-08-13 | 2010-09-14 | Lettvin Jonathan D | Imaging system |
JP5215399B2 (ja) * | 2007-09-14 | 2013-06-19 | アナログ デバイシーズ インク | 改良されたローパワー、ローノイズアンプシステム |
-
2008
- 2008-07-14 AT AT08160365T patent/ATE499744T1/de not_active IP Right Cessation
- 2008-07-14 EP EP11151396.6A patent/EP2309644B1/de not_active Not-in-force
- 2008-07-14 EP EP08160365A patent/EP2086111B1/de not_active Not-in-force
- 2008-07-14 DE DE602008005105T patent/DE602008005105D1/de active Active
-
2009
- 2009-01-30 US US12/362,687 patent/US7920005B2/en not_active Expired - Fee Related
-
2011
- 2011-02-25 US US13/035,210 patent/US8466742B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2309644A1 (de) | 2011-04-13 |
EP2086111A2 (de) | 2009-08-05 |
EP2086111A3 (de) | 2010-01-13 |
US7920005B2 (en) | 2011-04-05 |
ATE499744T1 (de) | 2011-03-15 |
EP2309644B1 (de) | 2015-09-02 |
US20090195319A1 (en) | 2009-08-06 |
EP2086111B1 (de) | 2011-02-23 |
US8466742B2 (en) | 2013-06-18 |
US20110193623A1 (en) | 2011-08-11 |
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