ATE126991T1 - Leitfähigkeits-messanordnung. - Google Patents

Leitfähigkeits-messanordnung.

Info

Publication number
ATE126991T1
ATE126991T1 AT88117811T AT88117811T ATE126991T1 AT E126991 T1 ATE126991 T1 AT E126991T1 AT 88117811 T AT88117811 T AT 88117811T AT 88117811 T AT88117811 T AT 88117811T AT E126991 T1 ATE126991 T1 AT E126991T1
Authority
AT
Austria
Prior art keywords
conductivity measuring
measuring arrangement
tested
electrodes
conductivity
Prior art date
Application number
AT88117811T
Other languages
English (en)
Inventor
Shohkichi Nakano
Miyauchi
Akira Matsushita
Original Assignee
Nihon System Research Inst Inc
Akira Matsushita
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 Nihon System Research Inst Inc, Akira Matsushita filed Critical Nihon System Research Inst Inc
Application granted granted Critical
Publication of ATE126991T1 publication Critical patent/ATE126991T1/de

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
AT88117811T 1987-10-27 1988-10-26 Leitfähigkeits-messanordnung. ATE126991T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62271351A JPH073444B2 (ja) 1987-10-27 1987-10-27 導電性測定装置

Publications (1)

Publication Number Publication Date
ATE126991T1 true ATE126991T1 (de) 1995-09-15

Family

ID=17498855

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88117811T ATE126991T1 (de) 1987-10-27 1988-10-26 Leitfähigkeits-messanordnung.

Country Status (5)

Country Link
US (1) US5068619A (de)
EP (1) EP0314088B1 (de)
JP (1) JPH073444B2 (de)
AT (1) ATE126991T1 (de)
DE (1) DE3854372T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466987B (sv) * 1990-10-18 1992-05-11 Stiftelsen Ct Foer Dentaltekni Anordning foer djupselektiv icke-invasiv, lokal maetning av elektrisk impedans i organiska och biologiska material samt prob foer maetning av elektrisk impedans
US5217304A (en) * 1991-08-02 1993-06-08 The United States Of America As Represented By The United States Department Of Energy Electrical network method for the thermal or structural characterization of a conducting material sample or structure
US5610526A (en) * 1992-11-23 1997-03-11 The Narda Microwave Corp. Contact hazard meter having a human equivalent circuit
US5346307A (en) * 1993-06-03 1994-09-13 Regents Of The University Of California Using electrical resistance tomography to map subsurface temperatures
US8211031B2 (en) 2002-01-15 2012-07-03 Orsan Medical Technologies Ltd. Non-invasive intracranial monitor
US7998080B2 (en) 2002-01-15 2011-08-16 Orsan Medical Technologies Ltd. Method for monitoring blood flow to brain
US8187197B2 (en) * 2002-01-15 2012-05-29 Orsan Medical Technologies Ltd. Cerebral perfusion monitor
KR100416764B1 (ko) * 2002-03-21 2004-01-31 삼성전자주식회사 비침습적 생체온도 측정장치 및 그 방법
US7106043B1 (en) * 2002-09-17 2006-09-12 Bioluminate, Inc. Low capacitance measurement probe
WO2004098389A2 (en) * 2003-05-02 2004-11-18 Johns Hopkins University Devices, systems and methods for bioimpendence measurement of cervical tissue and methods for diagnosis and treatment of human cervix
US7945317B2 (en) 2003-09-12 2011-05-17 Renal Research Institute, Llc Bioimpedance methods and apparatus
RU2284555C1 (ru) * 2005-06-01 2006-09-27 Николай Иванович РЫХЛИНСКИЙ Способ морской геоэлектроразведки с фокусировкой электрического тока (варианты)
US7327132B2 (en) * 2005-08-15 2008-02-05 University Of Denver Testing procedure for evaluating diffusion and leakage currents in insulators
US8031175B2 (en) * 2008-04-21 2011-10-04 Panasonic Corporation Touch sensitive remote control system that detects hand size characteristics of user and adapts mapping to screen display
JP2012505010A (ja) * 2008-10-07 2012-03-01 オルサン メディカル テクノロジーズ リミテッド 脳血行動態パラメータの測定
AU2009338647B2 (en) * 2009-01-27 2015-03-19 Scibase Ab Switch probe for multiple electrode measurement of impedance
US9345411B2 (en) 2011-02-09 2016-05-24 Orsan Medical Technologies, Ltd. Devices and methods for monitoring cerebral hemodynamic conditions
JP5889113B2 (ja) * 2012-06-01 2016-03-22 鹿島建設株式会社 コンクリートの含水状態検出方法及びシステム
WO2018213456A1 (en) 2017-05-16 2018-11-22 The Regents Of The University Of Michigan Ocular impedance-based system for brain health monitoring
JP7248792B2 (ja) 2018-11-09 2023-03-29 ▲広▼▲東▼美的白色家▲電▼技▲術▼▲創▼新中心有限公司 ムーバブル電動装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190321A (en) * 1937-12-22 1940-02-13 Geo Frequenta Corp Method and apparatus for geophysical prospecting
US2345608A (en) * 1940-05-07 1944-04-04 Frederick W Lee Geophysical prospecting
US3319158A (en) * 1964-07-09 1967-05-09 Halliburton Co Method of tracing grout in earth formations by measuring potential differences in the earth before and after introduction of the grout
US3382428A (en) * 1966-05-06 1968-05-07 Chevron Res Frequency spectrum analysis of injected coded signal and measured probe signal for geophysical prospecting
US3971366A (en) * 1974-11-25 1976-07-27 Hiroshi Motoyama Apparatus and method for measuring the condition of the meridians and the corresponding internal organs of the living body
US4041372A (en) * 1975-09-08 1977-08-09 Continental Oil Company Apparatus for multi-channel induced polarization surveying
US4178916A (en) * 1977-09-26 1979-12-18 Mcnamara Elger W Diabetic insulin alarm system
FR2444279A1 (fr) * 1978-12-14 1980-07-11 Onera (Off Nat Aerospatiale) Resistivimetre de surface
FR2492535A1 (fr) * 1980-10-17 1982-04-23 Onera (Off Nat Aerospatiale) Resistivimetre de surface
US4467283A (en) * 1981-09-23 1984-08-21 Geo-Optics, Ltd. Electrical geophysical exploration system with addressable current probes
DE3139835A1 (de) * 1981-10-07 1983-04-21 Gesellschaft für Strahlen- und Umweltforschung mbH, 8000 München Verfahren und einrichtung zur bestimmung des eindring- und auslaufvorgangs leitfaehiger phasen

Also Published As

Publication number Publication date
EP0314088A2 (de) 1989-05-03
DE3854372D1 (de) 1995-10-05
EP0314088A3 (en) 1990-06-27
JPH01113645A (ja) 1989-05-02
US5068619A (en) 1991-11-26
EP0314088B1 (de) 1995-08-30
JPH073444B2 (ja) 1995-01-18
DE3854372T2 (de) 1996-02-08

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Legal Events

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