IT1191771B - Femtoamperometro - Google Patents

Femtoamperometro

Info

Publication number: IT1191771B
Authority: IT; Italy
Prior art keywords: femtoamperometro
Prior art date: 1985-05-01

Application number

IT20277/86A

Other languages

English (en)

Other versions

IT8620277A0 (it

IT8620277A1 (it

Inventor

William David Hill

David Donald Akers

Original Assignee

Gen Electric

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.)

1985-05-01

Filing date

1986-04-30

Publication date

1988-03-23

1986-04-30 Application filed by Gen Electric filed Critical Gen Electric

1986-04-30 Publication of IT8620277A0 publication Critical patent/IT8620277A0/it

1987-10-30 Publication of IT8620277A1 publication Critical patent/IT8620277A1/it

1988-03-23 Application granted granted Critical

1988-03-23 Publication of IT1191771B publication Critical patent/IT1191771B/it

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0023—Measuring currents or voltages from sources with high internal resistance by means of measuring circuits with high input impedance, e.g. OP-amplifiers
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/257—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with comparison of different reference values with the value of voltage or current, e.g. using step-by-step method

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Amplifiers (AREA)
Measurement Of Current Or Voltage (AREA)

IT20277/86A 1985-05-01 1986-04-30 Femtoamperometro IT1191771B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/729,455 US4628277A (en)	1985-05-01	1985-05-01	Femtoammeter

Publications (3)

Publication Number	Publication Date
IT8620277A0 IT8620277A0 (it)	1986-04-30
IT8620277A1 IT8620277A1 (it)	1987-10-30
IT1191771B true IT1191771B (it)	1988-03-23

Family

ID=24931112

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20277/86A IT1191771B (it)	1985-05-01	1986-04-30	Femtoamperometro

Country Status (7)

Country	Link
US (1)	US4628277A (it)
JP (1)	JPH0675080B2 (it)
DE (1)	DE3614529A1 (it)
ES (1)	ES8801039A1 (it)
FR (1)	FR2581458B1 (it)
IT (1)	IT1191771B (it)
SE (1)	SE459046B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0648779B2 (ja) *	1985-07-18	1994-06-22	富士通株式会社	フリップフロップ回路
US4970456A (en) *	1989-01-09	1990-11-13	Motorola, Inc.	Temperature compensated power detector
US4940947A (en) *	1989-02-28	1990-07-10	Oneac Corporation	Line noise signal measurement system using analog signal compression with digital linearity correction
DE4410705C2 (de) *	1994-03-28	2000-05-18	Christof Kaufmann	Meßvorrichtung zum Messen einer physikalischen Größe
US7091412B2 (en)	2002-03-04	2006-08-15	Nanoset, Llc	Magnetically shielded assembly
US7162302B2 (en)	2002-03-04	2007-01-09	Nanoset Llc	Magnetically shielded assembly
DE102007030172A1 (de) *	2007-06-27	2009-01-15	Forschungszentrum Jülich GmbH	Strommessgerät mit hoher Dynamik und kleiner Zeitkonstante
US8730701B2 (en) *	2009-02-12	2014-05-20	Ecolab Usa Inc.	Driving circuit for powering a bi-directional load
US10581413B2 (en) *	2017-11-17	2020-03-03	Honeywell International Inc.	Compensation circuit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1007874A (en) *	1963-04-30	1965-10-22	Cole E K Ltd	Improvements in or relating to d.c. amplifiers
DE1804389A1 (de) *	1968-10-22	1970-07-16	Messerschmitt Boelkow Blohm	Verstaerker mit veraenderlichem Verstaerkungsgrad
US3724954A (en) *	1972-01-14	1973-04-03	Photo Electronics Corp	Logarithmic circuit with automatic compensation for variations in conditions of operations
DE2630958B2 (de) *	1976-07-07	1978-07-27	Heliowatt Werke Elektrizitaets-Gesellschaft Mbh, 1000 Berlin	Fehlerkompensationsverfahren
US4270090A (en) *	1978-04-24	1981-05-26	Williams Bruce T	D.C. Electrostatic voltage follower having ion-coupled probe
US4408128A (en) *	1979-03-08	1983-10-04	Kett Electric Laboratory	Electric resistance type wide range moisture meter
US4349788A (en) *	1980-02-25	1982-09-14	Peavey Electronics Corp.	Transient intermodulation distortion limiting circuit for an amplifier system
US4370615A (en) *	1980-10-14	1983-01-25	The Perkin-Elmer Corporation	High speed temperature controlled electrometer
DD206176A3 (de) *	1981-04-22	1984-01-18		Verfahren und schaltungsanordnung zur temperaturmessung

1985
- 1985-05-01 US US06/729,455 patent/US4628277A/en not_active Expired - Fee Related
1986
- 1986-04-24 ES ES554337A patent/ES8801039A1/es not_active Expired
- 1986-04-28 JP JP61097041A patent/JPH0675080B2/ja not_active Expired - Lifetime
- 1986-04-29 DE DE19863614529 patent/DE3614529A1/de active Granted
- 1986-04-30 SE SE8602030A patent/SE459046B/sv not_active IP Right Cessation
- 1986-04-30 FR FR868606249A patent/FR2581458B1/fr not_active Expired
- 1986-04-30 IT IT20277/86A patent/IT1191771B/it active

Also Published As

Publication number	Publication date
FR2581458B1 (fr)	1989-09-08
SE8602030D0 (sv)	1986-04-30
JPS62866A (ja)	1987-01-06
ES554337A0 (es)	1987-12-01
JPH0675080B2 (ja)	1994-09-21
IT8620277A0 (it)	1986-04-30
SE459046B (sv)	1989-05-29
US4628277A (en)	1986-12-09
IT8620277A1 (it)	1987-10-30
FR2581458A1 (fr)	1986-11-07
DE3614529A1 (de)	1986-11-06
SE8602030L (sv)	1986-11-02
DE3614529C2 (it)	1993-06-03
ES8801039A1 (es)	1987-12-01

Publication	Publication Date	Title
FR2581458B1 (fr)	1989-09-08	Femtoamperemetre
ATA155686A (de)	1993-04-15	Giesspfannenkopf
BR8605218A (pt)	1987-07-28	Turbo-alimentador
AT386920B (de)	1988-11-10	Maishaecksler
ATA122686A (de)	1989-12-15	Kettenschloss
BR8501248A (pt)	1986-10-29	Sulcador pontiagudo
ATA257585A (de)	1988-04-15	Ru-deruebungsgeraet
ATA173385A (de)	1987-03-15	Stiegenlift
ES286154Y (es)	1986-06-01	Caja-envase
BR6500483U (pt)	1986-11-25	Dialisor
BR8505459A (pt)	1986-05-13	Poli-cacamba-pa
ATA8786A (de)	1990-12-15	Heukran
BR6500257U (pt)	1986-10-14	Chaveiro-calendario-utilidades
BR6501852U (pt)	1987-06-23	Control-temper
BR6501731U (pt)	1987-06-16	Cine-livro
BR6502051U (pt)	1986-02-25	Mult-sinalizador
BE903210A (fr)	1985-12-31	Gripneiges
KR870011320U (ko)	1987-07-16	프러그
BR6500432U (pt)	1986-11-18	Polainas
BR6500481U (pt)	1986-11-25	Omeleteira
BR6501198U (pt)	1987-03-31	Anel-escova
BR6500500U (pt)	1986-12-16	Bip-alarme
BR6500027U (pt)	1985-06-04	Conzeiro
BR8506577A (pt)	1987-07-14	Sub-bastir transceptor
BR8506503A (pt)	1987-06-30	Antropometro peniano

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19930415