IT1071573B - Disposizione per la distribuzione della corrente elettrica in rapporti reciproci precisi - Google Patents

Disposizione per la distribuzione della corrente elettrica in rapporti reciproci precisi

Info

Publication number
IT1071573B
IT1071573B IT67930/77A IT6793077A IT1071573B IT 1071573 B IT1071573 B IT 1071573B IT 67930/77 A IT67930/77 A IT 67930/77A IT 6793077 A IT6793077 A IT 6793077A IT 1071573 B IT1071573 B IT 1071573B
Authority
IT
Italy
Prior art keywords
provision
distribution
electric current
mutual relations
precise mutual
Prior art date
Application number
IT67930/77A
Other languages
English (en)
Italian (it)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT1071573B publication Critical patent/IT1071573B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is DC
    • G05F3/10—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Amplifiers (AREA)
  • Electronic Switches (AREA)
IT67930/77A 1976-04-29 1977-04-26 Disposizione per la distribuzione della corrente elettrica in rapporti reciproci precisi IT1071573B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7604570A NL7604570A (nl) 1976-04-29 1976-04-29 Stroomverdeelschakeling voor het realiseren van een aantal stromen die onderling zeer nauwkeurig een bepaalde grootteverhouding vertonen.

Publications (1)

Publication Number Publication Date
IT1071573B true IT1071573B (it) 1985-04-10

Family

ID=19826100

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67930/77A IT1071573B (it) 1976-04-29 1977-04-26 Disposizione per la distribuzione della corrente elettrica in rapporti reciproci precisi

Country Status (12)

Country Link
US (1) US4125803A (OSRAM)
JP (1) JPS52132765A (OSRAM)
AU (1) AU511268B2 (OSRAM)
CA (1) CA1086821A (OSRAM)
DE (1) DE2717042C3 (OSRAM)
ES (1) ES458221A1 (OSRAM)
FR (1) FR2349874A1 (OSRAM)
GB (1) GB1526642A (OSRAM)
HK (1) HK39379A (OSRAM)
IT (1) IT1071573B (OSRAM)
NL (1) NL7604570A (OSRAM)
SE (1) SE432674B (OSRAM)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7700807A (nl) * 1977-01-27 1978-07-31 Philips Nv Stroomstabilisator.
US4166971A (en) * 1978-03-23 1979-09-04 Bell Telephone Laboratories, Incorporated Current mirror arrays
US4225816A (en) * 1979-05-21 1980-09-30 Rca Corporation Precision current source
NL8003948A (nl) * 1980-07-09 1982-02-01 Philips Nv Digitaal-analoog omzetter.
JPS57184323A (en) * 1981-05-08 1982-11-13 Toshiba Corp Current source circuit
NL8205013A (nl) * 1982-12-28 1984-07-16 Philips Nv Precisiestroombronschakeling.
NL8300466A (nl) * 1983-02-08 1984-09-03 Philips Nv Stroombronschakeling.
EP0253950B1 (de) * 1986-07-21 1991-07-17 Deutsche ITT Industries GmbH Monolithisch integrierter Digital/Analog-Wandler
DE3709207A1 (de) * 1987-02-28 1988-09-08 Standard Elektrik Lorenz Ag Schaltungsanordnung zum umwandeln von digitalen tonsignalwerten in ein analoges tonsignal
US4874964A (en) * 1987-05-28 1989-10-17 Sony Corporation Current generating circuit
EP0319609B1 (de) * 1987-12-10 1992-04-22 Deutsche ITT Industries GmbH Digital/Analog-Wandler mit zyklischer Ansteuerung von Stromquellen
NL8703128A (nl) * 1987-12-24 1989-07-17 Philips Nv Digitaal-analoog-omzetter.
US4859930A (en) * 1988-02-16 1989-08-22 Schouwenaars Hendrikus J Current source arrangement
DE3876979D1 (de) * 1988-03-31 1993-02-04 Itt Ind Gmbh Deutsche Schaltungsanordnung zur mittelwertbildung bei der pulsdichte-d/a- oder -a/d-umsetzung.
US5084701A (en) * 1990-05-03 1992-01-28 Trw Inc. Digital-to-analog converter using cyclical current source switching
US5384546A (en) * 1993-11-08 1995-01-24 International Business Machine Corp. Time domain component multiplexor
US5534863A (en) * 1994-01-06 1996-07-09 Level One Communications, Inc. Low resolution, high linearity digital-to-analog converter without trim
JP3469326B2 (ja) * 1994-08-16 2003-11-25 バー−ブラウン・コーポレーション デジタル−アナログ変換器
GB2296398B (en) * 1994-12-22 1998-03-25 Motorola Inc Noise cancellation circuit and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783307A (en) * 1972-01-03 1974-01-01 Trw Inc Analog transmission gate
US3891937A (en) * 1972-12-21 1975-06-24 Philips Corp Circuit arrangement for electronic gain/control, in particular electronic volume control circuit
US3887863A (en) * 1973-11-28 1975-06-03 Analog Devices Inc Solid-state regulated voltage supply
NL7405441A (nl) * 1974-04-23 1975-10-27 Philips Nv Nauwkeurige stroombronschakeling.

Also Published As

Publication number Publication date
JPS5731809B2 (OSRAM) 1982-07-07
NL7604570A (nl) 1977-11-01
FR2349874B1 (OSRAM) 1982-10-15
HK39379A (en) 1979-06-22
DE2717042C3 (de) 1979-05-31
US4125803A (en) 1978-11-14
FR2349874A1 (fr) 1977-11-25
AU2458177A (en) 1978-11-02
JPS52132765A (en) 1977-11-07
SE432674B (sv) 1984-04-09
GB1526642A (en) 1978-09-27
DE2717042A1 (de) 1977-11-10
CA1086821A (en) 1980-09-30
ES458221A1 (es) 1978-02-16
AU511268B2 (en) 1980-08-07
DE2717042B2 (de) 1978-08-17
SE7704752L (sv) 1977-10-30

Similar Documents

Publication Publication Date Title
SE424382B (sv) Elektriskt kontaktaggregat
MX145179A (es) Mejoras en terminal electrica
IT1071573B (it) Disposizione per la distribuzione della corrente elettrica in rapporti reciproci precisi
SE429076B (sv) Elektriskt kontaktaggregat
SE413168B (sv) Elektrisk effektregulator
IT1078484B (it) Contatto elettrico
FI773449A7 (fi) Elektrisk mataranordning
MX145147A (es) Mejoras en rasuradora electrica
MX152751A (es) Celda electrica mejorada
FI773578A7 (fi) El-batteri
IT1086201B (it) Contatto elettrico
IT1084184B (it) Alimentatore elettrico integrato
AT369189B (de) Elektrisches schaltgeraet
IT1079002B (it) Dispositivo misuratore di corrente elettrica
IT1090338B (it) Interrutore elettrico in particolare per correnti intense
NO149538C (no) Baneformet blankettsett
SE7703302L (sv) Elektrisk stromkella
SE439847B (sv) Elektrisk styrkoppling
MX146955A (es) Mejoras en un suministro de corriente electrica trifasica variable
SE7604849L (sv) Elektrisk isolerkropp
MX143060A (es) Mejoras en transformador electrico
IT1083849B (it) Dispositivo per la limitazione della corrente elettrica
DK486377A (da) Elektrisk stroemaftagersystem
IT1080049B (it) Isolatore elettrico
SE7704835L (sv) Elektrisk stromstellare

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950428