IT973955B - Perfezionamento nei dispositivi rivelatori contenenti un componente elettrico la cui impedenza varia in risposta alle variazioni del parametro rivelato - Google Patents

Perfezionamento nei dispositivi rivelatori contenenti un componente elettrico la cui impedenza varia in risposta alle variazioni del parametro rivelato

Info

Publication number
IT973955B
IT973955B IT54557/72A IT5455772A IT973955B IT 973955 B IT973955 B IT 973955B IT 54557/72 A IT54557/72 A IT 54557/72A IT 5455772 A IT5455772 A IT 5455772A IT 973955 B IT973955 B IT 973955B
Authority
IT
Italy
Prior art keywords
variations
improvement
response
electrical component
devices containing
Prior art date
Application number
IT54557/72A
Other languages
English (en)
Original Assignee
Ade Corp
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 Ade Corp filed Critical Ade Corp
Application granted granted Critical
Publication of IT973955B publication Critical patent/IT973955B/it

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
IT54557/72A 1971-12-09 1972-12-07 Perfezionamento nei dispositivi rivelatori contenenti un componente elettrico la cui impedenza varia in risposta alle variazioni del parametro rivelato IT973955B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20635771A 1971-12-09 1971-12-09

Publications (1)

Publication Number Publication Date
IT973955B true IT973955B (it) 1974-06-10

Family

ID=22766008

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54557/72A IT973955B (it) 1971-12-09 1972-12-07 Perfezionamento nei dispositivi rivelatori contenenti un componente elettrico la cui impedenza varia in risposta alle variazioni del parametro rivelato

Country Status (7)

Country Link
US (1) US3775678A (it)
JP (2) JPS4866469A (it)
CA (1) CA961926A (it)
DE (1) DE2258690C3 (it)
FR (1) FR2162631B1 (it)
GB (1) GB1395208A (it)
IT (1) IT973955B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986109A (en) * 1975-01-29 1976-10-12 Ade Corporation Self-calibrating dimension gauge
US4502147A (en) * 1982-08-09 1985-02-26 Charles Lescrenier Means for visually indicating an X-ray field
US4538069A (en) * 1983-10-28 1985-08-27 Control Data Corporation Capacitance height gage applied in reticle position detection system for electron beam lithography apparatus
US4931962A (en) * 1988-05-13 1990-06-05 Ade Corporation Fixture and nonrepeatable error compensation system
US5102280A (en) * 1989-03-07 1992-04-07 Ade Corporation Robot prealigner
US4958129A (en) * 1989-03-07 1990-09-18 Ade Corporation Prealigner probe
US4918376A (en) * 1989-03-07 1990-04-17 Ade Corporation A.C. capacitive gauging system
US5099386A (en) * 1990-09-20 1992-03-24 General Scanning, Inc. Variable-capacitance position transducing
US5537109A (en) * 1993-05-28 1996-07-16 General Scanning, Inc. Capacitive transducing with feedback
US5376890A (en) * 1993-06-10 1994-12-27 Memc Electronic Materials, Inc. Capacitive distance measuring apparatus having liquid ground contact

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012192A (en) * 1961-12-05 Electric system
US3111845A (en) * 1958-10-15 1963-11-26 Simmonds Precision Products Pick-off transformer for measuring dielectric material
US3424977A (en) * 1966-05-04 1969-01-28 Human Resources Foundation Capacitive device responsive to water vapor content of a gas including insulated conductive wire electrodes forming a grid
US3497801A (en) * 1967-02-23 1970-02-24 Schwien Eng Inc System for determining the difference in capacitance of two capacitors
US3577072A (en) * 1968-11-19 1971-05-04 Hewlett Packard Co Bridge circuit for differentially measuring capacitance
US3639832A (en) * 1969-12-11 1972-02-01 Ema Dorries Gmbh Electrical bridge apparatus for and method of measuring mechanical forces by magnetoelastic members
US3688190A (en) * 1970-09-25 1972-08-29 Beckman Instruments Inc Differential capacitance circuitry for differential pressure measuring instruments

Also Published As

Publication number Publication date
JPS5457068U (it) 1979-04-20
US3775678A (en) 1973-11-27
JPS4866469A (it) 1973-09-12
CA961926A (en) 1975-01-28
DE2258690A1 (de) 1973-06-14
DE2258690B2 (de) 1975-01-16
GB1395208A (en) 1975-05-21
FR2162631B1 (it) 1980-04-18
FR2162631A1 (it) 1973-07-20
DE2258690C3 (de) 1975-09-04

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