CA2011285A1 - Appareil pour mesurer la tension appliquee sur une source de rayonnement - Google Patents

Appareil pour mesurer la tension appliquee sur une source de rayonnement

Info

Publication number
CA2011285A1
CA2011285A1 CA2011285A CA2011285A CA2011285A1 CA 2011285 A1 CA2011285 A1 CA 2011285A1 CA 2011285 A CA2011285 A CA 2011285A CA 2011285 A CA2011285 A CA 2011285A CA 2011285 A1 CA2011285 A1 CA 2011285A1
Authority
CA
Canada
Prior art keywords
filters
radiation
input voltage
magnitude
filter
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
CA2011285A
Other languages
English (en)
Other versions
CA2011285C (fr
Inventor
Terrence E. Sheridan
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.)
Fluke Biomedical LLC
Original Assignee
Keithley Instruments LLC
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 Keithley Instruments LLC filed Critical Keithley Instruments LLC
Publication of CA2011285A1 publication Critical patent/CA2011285A1/fr
Application granted granted Critical
Publication of CA2011285C publication Critical patent/CA2011285C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/265—Measurements of current, voltage or power

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Radiation (AREA)
  • Measurement Of Current Or Voltage (AREA)
CA002011285A 1989-06-14 1990-03-01 Appareil pour mesurer la tension appliquee sur une source de rayonnement Expired - Fee Related CA2011285C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/366,666 US4916727A (en) 1988-04-22 1989-06-14 Apparatus for measuring the voltage applied to a radiation source
US366,666 1989-06-14

Publications (2)

Publication Number Publication Date
CA2011285A1 true CA2011285A1 (fr) 1990-12-14
CA2011285C CA2011285C (fr) 1994-05-31

Family

ID=23443989

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002011285A Expired - Fee Related CA2011285C (fr) 1989-06-14 1990-03-01 Appareil pour mesurer la tension appliquee sur une source de rayonnement

Country Status (4)

Country Link
US (1) US4916727A (fr)
EP (1) EP0402578B1 (fr)
CA (1) CA2011285C (fr)
DE (1) DE69015456T2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8901048A (nl) * 1989-04-26 1990-11-16 Philips Nv Roentgenstralenmeter.
US5295176A (en) * 1993-02-23 1994-03-15 The United States Of America As Represented By The Secretary Of Commerce Method and apparatus for precisely measuring accelerating voltages applied to x-ray sources
US5381458A (en) * 1993-02-23 1995-01-10 The United States Of America As Represented By The Secretary Of Commerce Method and apparatus for precisely measuring accelerating voltages applied to x-ray sources
SE501709C2 (sv) * 1993-09-09 1995-05-02 Unfors Instr Ab Metod och instrument för mätning av röntgenstrålning
US5400387A (en) * 1994-03-01 1995-03-21 General Electric Company Indirect measurement of voltage applied to diagnostic x-ray tubes
US6125165A (en) * 1998-12-22 2000-09-26 William K. Warburton Technique for attentuating x-rays with very low spectral distortion
US9414792B2 (en) 2011-06-17 2016-08-16 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography system with dynamic bowtie filter
US9521982B2 (en) * 2011-06-17 2016-12-20 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography system with dynamic bowtie filter
DE102018100131A1 (de) * 2018-01-04 2019-07-04 Yxlon International Gmbh Verfahren zur Kalibrierung eines Hochspannungsgenerators einer Röntgenröhre in einem Röhren-Detektor-System

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766383A (en) * 1971-11-26 1973-10-16 Department Of Health Education Techniques and apparatus for calibrating the kilovoltage indicator on diagnostic x-ray generators
US4189645A (en) * 1978-06-28 1980-02-19 Advanced Instrument Development, Inc. X-ray measuring system
US4355230A (en) * 1980-11-18 1982-10-19 Wilson Stephen S Method and apparatus for measuring the applied kilovoltage of X-ray sources
US4361900A (en) * 1980-11-20 1982-11-30 Victoreen, Inc. Radiation monitoring device
DE3237071A1 (de) * 1982-10-04 1984-04-05 Thomas Dr.rer.nat. 1000 Berlin Bronder Verfahren zur qualitaetskontrolle in der roentgendiagnostik
DE3248752A1 (de) * 1982-12-31 1984-07-12 Wellhöfer Kernphysik Entwicklungs- und Vertriebs GmbH & Co KG, 8501 Schwarzenbruck Testfilter zur nicht-invasiven ueberpruefung der roehrenhochspannung an roentgengeraeten
US4697280A (en) * 1984-09-06 1987-09-29 Wisconsin Alumni Research Foundation Method and apparatus for the measurement of X-ray sources
US4843619A (en) * 1988-04-22 1989-06-27 Keithley Instruments Inc. Apparatus for measuring the peak voltage applied to a radiation source

Also Published As

Publication number Publication date
EP0402578A3 (fr) 1991-01-09
DE69015456D1 (de) 1995-02-09
DE69015456T2 (de) 1995-05-11
EP0402578A2 (fr) 1990-12-19
CA2011285C (fr) 1994-05-31
EP0402578B1 (fr) 1994-12-28
US4916727A (en) 1990-04-10

Similar Documents

Publication Publication Date Title
EP0338233A3 (fr) Appareil pour mesurer la tension de crête appliquée à une source de rayonnement
US4189645A (en) X-ray measuring system
ATE31821T1 (de) Verfahren und vorrichtung zur messung der konzentration einer ir-, ndir-, vis- oder uvstrahlung absorbierenden komponente eines komponentengemischs.
DE2553565C3 (de) Vorrichtung zur Bestimmung der Stickoxidkonzentration in einem Gasgemisch
WO1991014157A3 (fr) Spectrometre acousto-optique a double faisceau accordable
CA2011285A1 (fr) Appareil pour mesurer la tension appliquee sur une source de rayonnement
EP0094374A1 (fr) Méthode pour la mesure continue de la masse de particules d'aérosols dans des échantillons gazeux et dispositif pour réaliser cette méthode
GB979850A (en) Improvements in methods and apparatus for measuring the relative amount of a given component of a mixture of substances by selective absorption of infrared radiation
JPH0348705U (fr)
GB1396564A (en) Methods of and apparatus for infrared gas analysis
EP0337054A3 (fr) Dispositif interférométrique
FR2180350A5 (en) Infra red analyser - measures a material property by measuring IR absorb-tion
US4288693A (en) Nondispersive infrared gas analyzer
KR860006703A (ko) 가스농도 측정방법 및 측정장치
DE2245161A1 (de) Analysiervorrichtung mit atomarer absorption
RU95115311A (ru) Рентгеновский способ обнаружения вещества по значению атомного номера
Roberts et al. Measurement of Lorentzian linewidths
DE4034375A1 (de) Gas-messeinrichtung
US3669544A (en) Apparatus for the elimination and/or detection of scatter signals in atomic fluorescence spectroscopy analysis means
DE1948192A1 (de) Anordnung zur Bestimmung einer Komponente eines Gasgemisches
SU1385049A1 (ru) Способ определени количественного состава композиционных материалов
JPS5746146A (en) Continuous measurement device for ash contained in paper
SU1281883A1 (ru) Устройство дл измерени толщины покрытий
SU934329A1 (ru) Рентгеновский дифференциальный фильтр
JPS55143418A (en) Optical measuring instrument

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed