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GB2598118B - Differential impedance to voltage converter circuit and system - Google Patents

Differential impedance to voltage converter circuit and system Download PDF

Info

Publication number
GB2598118B
GB2598118B GB2012901.1A GB202012901A GB2598118B GB 2598118 B GB2598118 B GB 2598118B GB 202012901 A GB202012901 A GB 202012901A GB 2598118 B GB2598118 B GB 2598118B
Authority
GB
United Kingdom
Prior art keywords
voltage converter
converter circuit
differential impedance
impedance
differential
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
Application number
GB2012901.1A
Other versions
GB202012901D0 (en
GB2598118A (en
Inventor
Gomez Saiz Alberto
Rovere Giovanni
Awqati Faisal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Crypto Quantique Ltd
Original Assignee
Crypto Quantique Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Crypto Quantique Ltd filed Critical Crypto Quantique Ltd
Priority to GB2012901.1A priority Critical patent/GB2598118B/en
Publication of GB202012901D0 publication Critical patent/GB202012901D0/en
Priority to PCT/GB2021/052129 priority patent/WO2022038349A1/en
Publication of GB2598118A publication Critical patent/GB2598118A/en
Application granted granted Critical
Publication of GB2598118B publication Critical patent/GB2598118B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • 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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • 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
    • H03F2203/45111—Two dif amps of the same type are used one dif amp for each input signal
    • 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
    • H03F2203/45116—Feedback coupled to the input of the differential amplifier
    • 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
    • H03F2203/45138—Two or more differential amplifiers in IC-block form are combined, e.g. measuring amplifiers
    • 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
    • H03F2203/45512—Indexing scheme relating to differential amplifiers the FBC comprising one or more capacitors, not being switched capacitors, and being coupled between the LC and the IC
    • 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
    • H03F2203/45534—Indexing scheme relating to differential amplifiers the FBC comprising multiple switches and being coupled between the LC and the IC
    • 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
    • H03F2203/45536—Indexing scheme relating to differential amplifiers the FBC comprising a switch and being coupled between the LC and the IC
    • 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
    • H03F2203/45576—Indexing scheme relating to differential amplifiers the IC comprising input impedance adapting or controlling means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
GB2012901.1A 2020-08-18 2020-08-18 Differential impedance to voltage converter circuit and system Active GB2598118B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2012901.1A GB2598118B (en) 2020-08-18 2020-08-18 Differential impedance to voltage converter circuit and system
PCT/GB2021/052129 WO2022038349A1 (en) 2020-08-18 2021-08-17 Differential impedance to voltage converter circuit and system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2012901.1A GB2598118B (en) 2020-08-18 2020-08-18 Differential impedance to voltage converter circuit and system

Publications (3)

Publication Number Publication Date
GB202012901D0 GB202012901D0 (en) 2020-09-30
GB2598118A GB2598118A (en) 2022-02-23
GB2598118B true GB2598118B (en) 2024-02-28

Family

ID=72615395

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2012901.1A Active GB2598118B (en) 2020-08-18 2020-08-18 Differential impedance to voltage converter circuit and system

Country Status (2)

Country Link
GB (1) GB2598118B (en)
WO (1) WO2022038349A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115267285A (en) * 2021-11-29 2022-11-01 中国电力科学研究院有限公司 Wide-frequency-domain impedance converter device for VFTO and method for determining VFTO waveform
US11609593B1 (en) * 2022-04-02 2023-03-21 Oleksandr Kokorin Fast LCR meter with leakage compensation

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242741A (en) * 1979-01-19 1980-12-30 Shell Oil Company Floating shunt seismic amplifier
US5982232A (en) * 1998-04-01 1999-11-09 International Business Machines Corporation Low noise, bandwidth compensated transimpedance amplifier
US6359505B1 (en) * 2000-12-19 2002-03-19 Adtran, Inc. Complementary pair-configured telecommunication line driver having synthesized output impedance
EP1758243A1 (en) * 2005-08-26 2007-02-28 Acqiris SA Low offset Sample-and-Hold and Amplifier
EP2501036A1 (en) * 2011-03-17 2012-09-19 DiTest Fahrzeugdiagnose GmbH Circuit configuration for evaluating photoelectric measurements
US20140104000A1 (en) * 2012-10-11 2014-04-17 Analog Devices, Inc. Feed-forward circuit to prevent phase inversion
US20200057087A1 (en) * 2018-08-14 2020-02-20 Invensense, Inc. Applying a positive feedback voltage to an electromechanical sensor utilizing a voltage-to-voltage converter to facilitate a reduction of charge flow in such sensor representing spring softening

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1051247A (en) * 1996-07-29 1998-02-20 Toshiba Corp Fully differential analog circuit
JP2008008724A (en) * 2006-06-28 2008-01-17 Sanyo Electric Co Ltd Current detection circuit
KR101833856B1 (en) * 2017-04-19 2018-03-05 울산과학기술원 Single to differential mode converter, and instrumentation apparatus using same
GB2573308B (en) * 2018-05-02 2020-04-29 Crypto Quantique Ltd Near-zero leakage switching circuit

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242741A (en) * 1979-01-19 1980-12-30 Shell Oil Company Floating shunt seismic amplifier
US5982232A (en) * 1998-04-01 1999-11-09 International Business Machines Corporation Low noise, bandwidth compensated transimpedance amplifier
US6359505B1 (en) * 2000-12-19 2002-03-19 Adtran, Inc. Complementary pair-configured telecommunication line driver having synthesized output impedance
EP1758243A1 (en) * 2005-08-26 2007-02-28 Acqiris SA Low offset Sample-and-Hold and Amplifier
EP2501036A1 (en) * 2011-03-17 2012-09-19 DiTest Fahrzeugdiagnose GmbH Circuit configuration for evaluating photoelectric measurements
US20140104000A1 (en) * 2012-10-11 2014-04-17 Analog Devices, Inc. Feed-forward circuit to prevent phase inversion
US20200057087A1 (en) * 2018-08-14 2020-02-20 Invensense, Inc. Applying a positive feedback voltage to an electromechanical sensor utilizing a voltage-to-voltage converter to facilitate a reduction of charge flow in such sensor representing spring softening

Also Published As

Publication number Publication date
GB202012901D0 (en) 2020-09-30
WO2022038349A1 (en) 2022-02-24
GB2598118A (en) 2022-02-23

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