[go: up one dir, main page]

KR880701381A - 측정 회로 - Google Patents

측정 회로

Info

Publication number
KR880701381A
KR880701381A KR1019870701207A KR870701207A KR880701381A KR 880701381 A KR880701381 A KR 880701381A KR 1019870701207 A KR1019870701207 A KR 1019870701207A KR 870701207 A KR870701207 A KR 870701207A KR 880701381 A KR880701381 A KR 880701381A
Authority
KR
South Korea
Prior art keywords
measuring
signal
measuring circuit
circuit according
charge
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.)
Granted
Application number
KR1019870701207A
Other languages
English (en)
Other versions
KR960011538B1 (ko
Inventor
엘.프릭 로저
피. 슐트 존
Original Assignee
로버트 알.쿠이만
로즈마운트 인코오포레이티드
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=KR880701381(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 로버트 알.쿠이만, 로즈마운트 인코오포레이티드 filed Critical 로버트 알.쿠이만
Publication of KR880701381A publication Critical patent/KR880701381A/ko
Application granted granted Critical
Publication of KR960011538B1 publication Critical patent/KR960011538B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Amplifiers (AREA)
  • Measurement Of Radiation (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Cookers (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)

Abstract

내용 없음.

Description

측정 회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 본 발명에 따른 송신기에 제 1실에에 대한 다이아그램.
제 2도는 용량성 센서를 가진 송신기의 제 2실시예에 대한 다이아그램.
제 3도는 제 2도에 따른 타이밍도.

Claims (15)

  1. 입력신호에 대한 함수로서 출력을 제공하는 측정회로에 있어서, 차지 패킷들로 구성되고 입력신호에 응답하는 발생기 신호를 제공하기 위해 차지 패킷양을 결정하는 리액터스 수단을 갖는 입력신호에 결합된 발생수단과, 발생신호를 상기 리액턴스 수단의 함수로서 측정하고 그 측정신호를 함수로서 제공하기 위해 상기 발생수단에 결합된 측정수단과, 피드백 신호를 상기 측정신호에 대한 함수로서 상기 발생수단에 제공하고 상기 차지 패킷양을 나타내는 출력신호를 제공하기 위해, 측정수단에 결합된 피드백 수단을 구비하는 것을 특징으로 하는 측정회로.
  2. 제 1항에 있어서, 상기 발생 수단은 리액터스 수단을 통한 차지 패킷의 결합을 제어하기 위해 피드백 신호에 대한 함수로서 제어된 스위칭 수단을 구비하는 것을 특징으로 하는 측정회로.
  3. 제 2항에 있어서, 상기 차지 패킷들은 미리 결정된 측정량과 평형을 이루도록 제공되는 것을 특징으로 하는 측정회로.
  4. 제 3항에 있어서, 상기 자치 패킷들은 제 1극성을 가진 제 1차지 패킷부와 제 2극성을 가진 제 2차지 패킷부로 구성되는 것을 특징으로 하는 측정회로.
  5. 제 4항에 있어서, 상기 측정수단은 측정신호를 함수관계로 제공하기 위해 차지 패킷을 축적하는 것을 특징으로 하는 측정회로.
  6. 제 5항에 있어서, 상기 측정신호는 차지 패킷의 극성을 가변시키는 피드백 수단을 제어하는 것을 특징으로 하는 측정회로.
  7. 제 6항에 있어서, 상기 제 1패킷부는 제 1차지 패킷양(N1)을 구비하고 상기 제 2패킷부는 제 2차지 패킷양(N2)을 구비하는 것을 특징으로 하는 측정회로.
  8. 제 7항에 있어서, 상기 리액터스 수단은 적어도 1개의 캐패시터인 것을 특징으로 하는 측정회로.
  9. 제 8항에 있어서, 상기 피드백 수단은 차지 패킷양을 제어하는 것을 특징으로 하는 측정회로.
  10. 제 9항에 있어서, 상기 출력 신호는 제 1패킷양(N1)과 함수관계를 이루는 것을 특징으로 하는 측정회로.
  11. 제 9항에 있어서, 상기 출력신호는 제 2패킷양(N2)과 함수관계를 이루는 것을 특징으로 하는 측정회로.
  12. 제 11항에 있어서, 상기 발생 수단은 스위칭 수단에 결합된 적어도 1개의 기준전위를 구비하는 것을 특징으로 하는 측정회로.
  13. 제 12항에 있어서, 상기 출력 신호는 (N1)(C1)(V)＝(N2)(C2)(V)의 함수로 표시되고 여기서, C1과 C2는 입력신호와 함수관계를 이루는 용량이고 V는 기준 전위인 것을 특징으로 하는 측정회로.
  14. 제 12항에 있어서, 상기 출력 신호는 (N1)(C)(V1)＝(N2)(C)(V2)의 함수로 표시되고 여기서, C는 용량이고, 전위 V1과 V1중 적어도 하나는 파라미터를 나타내는 것을 특징으로 하는 측정회로.
  15. 제 12항에 있어서, 상기 출력신호는 (N1)(C1)(V)＝(N2)(C2)(V)의 함수로 표시되고, 여기서 C1은 입력신호에 대해 함수관계를 이루는 용량이고 C2는 고정된 용량이고 V는 기준 전위인 것을 특징으로 하는 측정회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870701207A 1986-04-23 1987-04-16 측정 회로 Expired - Fee Related KR960011538B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US85517886A 1986-04-23 1986-04-23
US855178 1986-04-23
US855,178 1986-04-23
PCT/US1987/000834 WO1987006711A1 (en) 1986-04-23 1987-04-16 Measurement circuit

Publications (2)

Publication Number Publication Date
KR880701381A true KR880701381A (ko) 1988-07-26
KR960011538B1 KR960011538B1 (ko) 1996-08-23

Family

ID=25320538

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870701207A Expired - Fee Related KR960011538B1 (ko) 1986-04-23 1987-04-16 측정 회로

Country Status (23)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101053424B1 (ko) * 2010-04-22 2011-08-02 서울대학교산학협력단 캐패시티브 마이크로폰의 신호 검출 방법 및 이를 구현한 회로 시스템

Families Citing this family (10)

* 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
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
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 (ko) * 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101053424B1 (ko) * 2010-04-22 2011-08-02 서울대학교산학협력단 캐패시티브 마이크로폰의 신호 검출 방법 및 이를 구현한 회로 시스템

Also Published As

Publication number Publication date
DK683887D0 (da) 1987-12-23
EP0303615B1 (en) 1993-03-31
CN1064947A (zh) 1992-09-30
EP0303615A4 (en) 1988-12-19
IL82194A (en) 1992-03-29
CN1016217B (zh) 1992-04-08
NO875401D0 (no) 1987-12-22
CN1026616C (zh) 1994-11-16
HK102893A (en) 1993-10-08
FI884562A0 (fi) 1988-10-04
AU597067B2 (en) 1990-05-24
ATE87747T1 (de) 1993-04-15
EP0303615A1 (en) 1989-02-22
ES2005176A6 (es) 1989-03-01
NO875401L (no) 1987-12-22
MY102916A (en) 1993-03-31
RU2133969C1 (ru) 1999-07-27
FI884562L (fi) 1988-10-04
NO175556B (no) 1994-07-18
DE3785203D1 (de) 1993-05-06
JP2640748B2 (ja) 1997-08-13
FI96144C (fi) 1996-05-10
FI96144B (fi) 1996-01-31
DE3785203T3 (de) 2006-09-21
ZA872875B (en) 1988-04-27
AU7356587A (en) 1987-11-24
MX165723B (es) 1992-12-02
EP0303615B2 (en) 2006-01-11
CA1296923C (en) 1992-03-10
NO175556C (no) 1994-10-26
HU210496B (en) 1995-04-28
IL82194A0 (en) 1987-10-30
WO1987006711A1 (en) 1987-11-05
DK172364B1 (da) 1998-04-14
YU73587A (en) 1990-06-30
JPH01502449A (ja) 1989-08-24
IN169603B (ko) 1991-11-23
BR8707676A (pt) 1989-08-15
CN87102941A (zh) 1988-04-13
HUT52879A (en) 1990-08-28
DE3785203T2 (de) 1993-08-19
DK683887A (da) 1987-12-23
KR960011538B1 (ko) 1996-08-23

Similar Documents

Publication Publication Date Title
KR880005746A (ko) 반도체집적회로
KR880701381A (ko) 측정 회로
KR870008239A (ko) 자동 전력 제어장치
ATE261112T1 (de) Schaltungsanordnung zur messung piezoelektrischer signale mit einer ruhespannung für den bereichskondensator
JPS5676636A (en) Variable oscillation circuit
KR910010952A (ko) 전화기 링 신호의 음량 조절회로
SU488222A1 (ru) Интегратор
GB2009427A (en) Measuring capacitance
JPS5717236A (en) Detector for synchronism
SU661737A1 (ru) Генератор управл емой частоты
SU1682782A1 (ru) Устройство дл определени собственной частоты электромеханического преобразовател
SU135000A1 (ru) Преобразователь изменени сопротивлени датчика в частотно-модулированный сигнал
SU1205066A1 (ru) Емкостной измерительный преобразователь
JPS57200814A (en) Detection amplifier
JPS56164951A (en) Ae measuring device
KR910010991A (ko) 인화장치
JPS5610721A (en) Amplitude limiting device
KR830000484A (ko) 버어스트신호의 레벨 검출회로
KR910018768A (ko) 포탄장약의 폭속 측정장치
JPS5525259A (en) Cyclic filter device
JPS57193743A (en) Oxygen sensor receiving device
KR890015278A (ko) 백 바이어스용 차아지 펌핑회로
JPS57200826A (en) Knocking detecting device
JPS55101851A (en) Humidity measuring circuit
KR900002056A (ko) 미소변위 측정용 전기용량형 센서

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19871222

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19920104

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19871222

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19951218

Patent event code: PE09021S01D

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

Comment text: Decision on Publication of Application

Patent event code: PG16051S01I

Patent event date: 19960731

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 19961031

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 19970122

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 19970122

End annual number: 3

Start annual number: 1

PR1001 Payment of annual fee

Payment date: 19990823

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20001027

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20010817

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 20030127

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20030127

Start annual number: 7

End annual number: 7

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee