IT996970B - Convertitori di valori di misura con un circuito compensatore a ponte - Google Patents

Convertitori di valori di misura con un circuito compensatore a ponte

Info

Publication number
IT996970B
IT996970B IT70363/73A IT7036373A IT996970B IT 996970 B IT996970 B IT 996970B IT 70363/73 A IT70363/73 A IT 70363/73A IT 7036373 A IT7036373 A IT 7036373A IT 996970 B IT996970 B IT 996970B
Authority
IT
Italy
Prior art keywords
compensator circuit
bridge
measurement converters
converters
measurement
Prior art date
Application number
IT70363/73A
Other languages
English (en)
Original Assignee
Danfoss As
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 Danfoss As filed Critical Danfoss As
Application granted granted Critical
Publication of IT996970B publication Critical patent/IT996970B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
    • G08C19/04—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage using variable resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
    • G01K7/021—Particular circuit arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/261—Amplifier which being suitable for instrumentation applications
IT70363/73A 1972-11-16 1973-11-15 Convertitori di valori di misura con un circuito compensatore a ponte IT996970B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2256197A DE2256197C2 (de) 1972-11-16 1972-11-16 Meßwertumformer mit einem Kompensationsbrückenkreis

Publications (1)

Publication Number Publication Date
IT996970B true IT996970B (it) 1975-12-10

Family

ID=5861911

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70363/73A IT996970B (it) 1972-11-16 1973-11-15 Convertitori di valori di misura con un circuito compensatore a ponte

Country Status (14)

Country Link
US (1) US3898554A (it)
JP (1) JPS4983482A (it)
AT (1) AT337825B (it)
BE (1) BE806837A (it)
CA (1) CA1003067A (it)
CH (1) CH555534A (it)
DD (1) DD107775A5 (it)
DE (1) DE2256197C2 (it)
FR (1) FR2207595A5 (it)
GB (1) GB1441158A (it)
IT (1) IT996970B (it)
NL (1) NL7315609A (it)
NO (1) NO138309C (it)
SE (1) SE394909B (it)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2445337C2 (de) * 1974-09-23 1986-05-15 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur Übertragung von elektrischen Meßwertsignalen
SE385336C (sv) * 1974-09-26 1977-09-01 Inor Instrument Linjeriseringsanordning for impedansorgan
DE2510356C2 (de) * 1975-03-10 1984-03-15 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Überwachung des Flüssigkeitsstandes in einem Behälter
US4220041A (en) * 1977-04-07 1980-09-02 Potter Bronson M Alien liquid detector and control
US4205327A (en) * 1978-03-13 1980-05-27 Rosemount Inc. Two wire current transmitter with adjustable current control linearization
US4296413A (en) * 1979-09-28 1981-10-20 General Electric Company Resistance-bridge to frequency converter with automatic offset correction
US4339750A (en) * 1980-08-20 1982-07-13 Rosemount Inc. Low power transmitter
CA1205650A (en) * 1982-09-24 1986-06-10 Neil L. Brown Automatic temperature measuring circuitry
US4751677A (en) * 1986-09-16 1988-06-14 Honeywell Inc. Differential arrangement magnetic memory cell
US7901400B2 (en) 1998-10-23 2011-03-08 Covidien Ag Method and system for controlling output of RF medical generator
US7137980B2 (en) 1998-10-23 2006-11-21 Sherwood Services Ag Method and system for controlling output of RF medical generator
US7364577B2 (en) 2002-02-11 2008-04-29 Sherwood Services Ag Vessel sealing system
US7044948B2 (en) 2002-12-10 2006-05-16 Sherwood Services Ag Circuit for controlling arc energy from an electrosurgical generator
US7722601B2 (en) 2003-05-01 2010-05-25 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
EP1676108B1 (en) * 2003-10-23 2017-05-24 Covidien AG Thermocouple measurement circuit
US7396336B2 (en) 2003-10-30 2008-07-08 Sherwood Services Ag Switched resonant ultrasonic power amplifier system
US7131860B2 (en) 2003-11-20 2006-11-07 Sherwood Services Ag Connector systems for electrosurgical generator
US7628786B2 (en) 2004-10-13 2009-12-08 Covidien Ag Universal foot switch contact port
US9474564B2 (en) 2005-03-31 2016-10-25 Covidien Ag Method and system for compensating for external impedance of an energy carrying component when controlling an electrosurgical generator
US7622903B2 (en) * 2005-09-02 2009-11-24 Standard Microsystems Corporation EMI rejection for temperature sensing diodes
US8734438B2 (en) 2005-10-21 2014-05-27 Covidien Ag Circuit and method for reducing stored energy in an electrosurgical generator
US7947039B2 (en) 2005-12-12 2011-05-24 Covidien Ag Laparoscopic apparatus for performing electrosurgical procedures
US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
CA2574934C (en) 2006-01-24 2015-12-29 Sherwood Services Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US8147485B2 (en) 2006-01-24 2012-04-03 Covidien Ag System and method for tissue sealing
US9186200B2 (en) 2006-01-24 2015-11-17 Covidien Ag System and method for tissue sealing
CA2574935A1 (en) 2006-01-24 2007-07-24 Sherwood Services Ag A method and system for controlling an output of a radio-frequency medical generator having an impedance based control algorithm
US7513896B2 (en) 2006-01-24 2009-04-07 Covidien Ag Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
AU2007200299B2 (en) 2006-01-24 2012-11-15 Covidien Ag System and method for tissue sealing
US8216223B2 (en) 2006-01-24 2012-07-10 Covidien Ag System and method for tissue sealing
US7651493B2 (en) 2006-03-03 2010-01-26 Covidien Ag System and method for controlling electrosurgical snares
US7651492B2 (en) 2006-04-24 2010-01-26 Covidien Ag Arc based adaptive control system for an electrosurgical unit
US7794457B2 (en) 2006-09-28 2010-09-14 Covidien Ag Transformer for RF voltage sensing
US8777941B2 (en) 2007-05-10 2014-07-15 Covidien Lp Adjustable impedance electrosurgical electrodes
US7834484B2 (en) 2007-07-16 2010-11-16 Tyco Healthcare Group Lp Connection cable and method for activating a voltage-controlled generator
US8216220B2 (en) 2007-09-07 2012-07-10 Tyco Healthcare Group Lp System and method for transmission of combined data stream
US8512332B2 (en) 2007-09-21 2013-08-20 Covidien Lp Real-time arc control in electrosurgical generators
US8226639B2 (en) 2008-06-10 2012-07-24 Tyco Healthcare Group Lp System and method for output control of electrosurgical generator
US8262652B2 (en) 2009-01-12 2012-09-11 Tyco Healthcare Group Lp Imaginary impedance process monitoring and intelligent shut-off
US9872719B2 (en) 2013-07-24 2018-01-23 Covidien Lp Systems and methods for generating electrosurgical energy using a multistage power converter
US9655670B2 (en) 2013-07-29 2017-05-23 Covidien Lp Systems and methods for measuring tissue impedance through an electrosurgical cable

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3324378A (en) * 1963-06-17 1967-06-06 Forbro Design Inc Switching type regulated output voltage power supply
US3450978A (en) * 1965-06-01 1969-06-17 Statham Instrument Inc Resistive bridge calibration circuit
US3495159A (en) * 1967-06-05 1970-02-10 Honeywell Inc Temperature compensation circuit for impedance bridges
DE1924783C3 (de) * 1969-05-14 1973-10-04 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur Umwand lung einer Verstimmung einer Wider standsbrucke in eine dazu proportionale Frequenzänderung eines RC Oszillators
US3602832A (en) * 1969-06-12 1971-08-31 Bell & Howell Co Low zero-offset transducer apparatus
US3623140A (en) * 1970-01-30 1971-11-23 Forbro Design Corp Plurality of programmable regulated power supplies share the load in a predetermined ratio with overall stability determined by the master supply

Also Published As

Publication number Publication date
DE2256197B1 (de) 1973-08-09
BE806837A (fr) 1974-02-15
AT337825B (de) 1977-07-25
GB1441158A (en) 1976-06-30
US3898554A (en) 1975-08-05
CA1003067A (en) 1977-01-04
DE2256197C2 (de) 1974-03-07
NO138309B (no) 1978-05-02
ATA890673A (de) 1976-11-15
DD107775A5 (it) 1974-08-12
SE394909B (sv) 1977-07-18
CH555534A (de) 1974-10-31
FR2207595A5 (it) 1974-06-14
NL7315609A (it) 1974-05-20
JPS4983482A (it) 1974-08-10
NO138309C (no) 1978-08-16

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