FR2121302A5 - - Google Patents

Info

Publication number
FR2121302A5
FR2121302A5 FR7200451A FR7200451A FR2121302A5 FR 2121302 A5 FR2121302 A5 FR 2121302A5 FR 7200451 A FR7200451 A FR 7200451A FR 7200451 A FR7200451 A FR 7200451A FR 2121302 A5 FR2121302 A5 FR 2121302A5
Authority
FR
France
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.)
Expired
Application number
FR7200451A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2121302A5 publication Critical patent/FR2121302A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
FR7200451A 1971-01-08 1972-01-07 Expired FR2121302A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7100277A NL7100277A (enExample) 1971-01-08 1971-01-08

Publications (1)

Publication Number Publication Date
FR2121302A5 true FR2121302A5 (enExample) 1972-08-18

Family

ID=19812223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7200451A Expired FR2121302A5 (enExample) 1971-01-08 1972-01-07

Country Status (7)

Country Link
US (1) US3753131A (enExample)
CA (1) CA958812A (enExample)
DE (1) DE2165180A1 (enExample)
FR (1) FR2121302A5 (enExample)
GB (1) GB1378792A (enExample)
IT (1) IT951075B (enExample)
NL (1) NL7100277A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8306764D0 (en) * 1983-03-11 1983-04-20 Johnson Matthey Plc Calibration warning apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE910427C (de) * 1941-03-12 1954-05-03 Siemens Ag Verstaerker mit zweifacher Rueckkopplung
US3113274A (en) * 1960-06-22 1963-12-03 Westinghouse Air Brake Co Analog squaring device
US3237002A (en) * 1962-06-28 1966-02-22 Electronic Associates Backlash simulator
US3436673A (en) * 1965-11-22 1969-04-01 Monsanto Co Converter circuit
US3477034A (en) * 1966-12-14 1969-11-04 Monsanto Co Zero suppression circuit for differential amplifiers
US3521082A (en) * 1967-08-15 1970-07-21 Honeywell Inc Linear/log time ramp generator
US3696304A (en) * 1970-06-29 1972-10-03 Monsanto Co Proportional only process controller

Also Published As

Publication number Publication date
IT951075B (it) 1973-06-30
GB1378792A (en) 1974-12-27
NL7100277A (enExample) 1972-07-11
US3753131A (en) 1973-08-14
DE2165180A1 (de) 1972-07-27
CA958812A (en) 1974-12-03

Similar Documents

Publication Publication Date Title
ATA136472A (enExample)
AU2658571A (enExample)
AU2691671A (enExample)
AU2485671A (enExample)
AU3005371A (enExample)
AU2952271A (enExample)
AU2941471A (enExample)
AU2894671A (enExample)
AU2742671A (enExample)
AU2726271A (enExample)
AU2684071A (enExample)
AU2564071A (enExample)
AU2473671A (enExample)
AU2755871A (enExample)
AU2486471A (enExample)
AU3038671A (enExample)
AU3025871A (enExample)
AU2503871A (enExample)
AU2577671A (enExample)
AU2588771A (enExample)
AU2654071A (enExample)
AU2456871A (enExample)
AU2669471A (enExample)
AU2963771A (enExample)
AU2684171A (enExample)

Legal Events

Date Code Title Description
ST Notification of lapse