IN169603B - - Google Patents

Info

Publication number
IN169603B
IN169603B IN278/MAS/87A IN278MA1987A IN169603B IN 169603 B IN169603 B IN 169603B IN 278MA1987 A IN278MA1987 A IN 278MA1987A IN 169603 B IN169603 B IN 169603B
Authority
IN
India
Application number
IN278/MAS/87A
Other languages
English (en)
Inventor
L Frick Roger
P Schulte John
Original Assignee
Rosemount Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25320538&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN169603(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rosemount Inc filed Critical Rosemount Inc
Publication of IN169603B publication Critical patent/IN169603B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/24—Arrangements for measuring quantities of charge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/12—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor
    • G01L9/125—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor with temperature compensating means

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Amplifiers (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measurement Of Radiation (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Cookers (AREA)
IN278/MAS/87A 1986-04-23 1987-04-15 IN169603B (en])

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US85517886A 1986-04-23 1986-04-23
PCT/US1987/000834 WO1987006711A1 (en) 1986-04-23 1987-04-16 Measurement circuit

Publications (1)

Publication Number Publication Date
IN169603B true IN169603B (en]) 1991-11-23

Family

ID=25320538

Family Applications (1)

Application Number Title Priority Date Filing Date
IN278/MAS/87A IN169603B (en]) 1986-04-23 1987-04-15

Country Status (23)

Country Link
EP (1) EP0303615B2 (en])
JP (1) JP2640748B2 (en])
KR (1) KR960011538B1 (en])
CN (2) CN1016217B (en])
AT (1) ATE87747T1 (en])
AU (1) AU597067B2 (en])
BR (1) BR8707676A (en])
CA (1) CA1296923C (en])
DE (1) DE3785203T3 (en])
DK (1) DK172364B1 (en])
ES (1) ES2005176A6 (en])
FI (1) FI96144C (en])
HK (1) HK102893A (en])
HU (1) HU210496B (en])
IL (1) IL82194A (en])
IN (1) IN169603B (en])
MX (1) MX165723B (en])
MY (1) MY102916A (en])
NO (1) NO175556C (en])
RU (1) RU2133969C1 (en])
WO (1) WO1987006711A1 (en])
YU (1) YU73587A (en])
ZA (1) ZA872875B (en])

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4878012A (en) * 1988-06-10 1989-10-31 Rosemount Inc. Charge balanced feedback transmitter
FR2682768A1 (fr) * 1991-10-21 1993-04-23 Otic Fischer & Porter Methodes de conversion de rapports d'impedances applicables aux appareils de mesure, notamment aux transmetteurs de pression industriels, et leurs dispositifs de mise en óoeuvre.
US5329818A (en) * 1992-05-28 1994-07-19 Rosemount Inc. Correction of a pressure indication in a pressure transducer due to variations of an environmental condition
US6720777B2 (en) * 2002-02-15 2004-04-13 Rosemount Inc. Bridged capacitor sensor measurement circuit
JP2006329778A (ja) * 2005-05-25 2006-12-07 Mitsubishi Electric Corp 容量検出回路
DE102009056838A1 (de) * 2009-12-03 2011-06-09 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Spannungsmessung
KR101053424B1 (ko) * 2010-04-22 2011-08-02 서울대학교산학협력단 캐패시티브 마이크로폰의 신호 검출 방법 및 이를 구현한 회로 시스템
DE102012210004B4 (de) 2012-06-14 2014-11-06 Robert Bosch Gmbh Balkendetektor mit Regelschaltung
US9374545B2 (en) 2013-09-13 2016-06-21 BAE Systems Imaging Solutions Inc. Amplifier adapted for CMOS imaging sensors
RU183764U1 (ru) * 2017-09-04 2018-10-02 Общество с ограниченной ответственностью "РосСпецМонтажАвтоматика" Универсальный автономный беспроводной измеритель-коммутатор контроллеров и датчиков с цифровыми и аналоговыми выходами
RU2694789C1 (ru) * 2018-08-24 2019-07-16 Общество с ограниченной ответственностью "РосСпецМонтажАвтоматика" Универсальный автономный беспроводной измеритель-коммутатор контроллеров и датчиков с цифровыми и аналоговыми выходами
US20240009385A1 (en) * 2020-11-27 2024-01-11 Medtrum Technologies Inc. Driving structure of a drug infusion device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539542B2 (en]) * 1972-09-21 1978-04-06
US4086528A (en) * 1975-09-17 1978-04-25 United Kingdom Atomic Energy Authority Capacitive transducers
US4093915A (en) * 1976-01-12 1978-06-06 Setra Systems, Inc. Capacitance measuring system
US4054833A (en) * 1976-06-11 1977-10-18 Setra Systems, Inc. Capacitance measuring system
US4114090A (en) * 1976-08-17 1978-09-12 Imasco Limited Electronic moisture meter
GB2006970B (en) * 1977-09-23 1982-03-31 Testut Aequitas Capacitance measuring device
US4166974A (en) * 1978-01-23 1979-09-04 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for measuring capacitive energy
US4187459A (en) * 1978-02-13 1980-02-05 Automatic Systems Laboratories Limited Digital measurement of impedance ratios
US4370890A (en) * 1980-10-06 1983-02-01 Rosemount Inc. Capacitive pressure transducer with isolated sensing diaphragm
US4381677A (en) * 1981-01-23 1983-05-03 Rosemount Inc. Reactance measurement circuit
JPS58200119A (ja) * 1982-05-18 1983-11-21 Matsushita Electric Ind Co Ltd 圧力センサ装置
US4633168A (en) * 1984-11-30 1986-12-30 Borg-Warner Corporation Measuring system for determining the reactance ratio of a pair of reactive devices

Also Published As

Publication number Publication date
WO1987006711A1 (en) 1987-11-05
FI884562A0 (fi) 1988-10-04
ZA872875B (en) 1988-04-27
DE3785203D1 (de) 1993-05-06
JP2640748B2 (ja) 1997-08-13
CN1026616C (zh) 1994-11-16
AU597067B2 (en) 1990-05-24
MY102916A (en) 1993-03-31
YU73587A (en) 1990-06-30
IL82194A (en) 1992-03-29
ATE87747T1 (de) 1993-04-15
DK172364B1 (da) 1998-04-14
HK102893A (en) 1993-10-08
DK683887A (da) 1987-12-23
EP0303615B2 (en) 2006-01-11
BR8707676A (pt) 1989-08-15
DE3785203T2 (de) 1993-08-19
NO175556C (no) 1994-10-26
RU2133969C1 (ru) 1999-07-27
HUT52879A (en) 1990-08-28
FI96144C (fi) 1996-05-10
NO875401L (no) 1987-12-22
MX165723B (es) 1992-12-02
EP0303615A1 (en) 1989-02-22
CN1064947A (zh) 1992-09-30
ES2005176A6 (es) 1989-03-01
NO175556B (no) 1994-07-18
EP0303615B1 (en) 1993-03-31
HU210496B (en) 1995-04-28
FI96144B (fi) 1996-01-31
FI884562L (fi) 1988-10-04
EP0303615A4 (en) 1988-12-19
IL82194A0 (en) 1987-10-30
DE3785203T3 (de) 2006-09-21
JPH01502449A (ja) 1989-08-24
NO875401D0 (no) 1987-12-22
CN1016217B (zh) 1992-04-08
KR960011538B1 (ko) 1996-08-23
DK683887D0 (da) 1987-12-23
CN87102941A (zh) 1988-04-13
KR880701381A (ko) 1988-07-26
AU7356587A (en) 1987-11-24
CA1296923C (en) 1992-03-10

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