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NL255345A - - Google Patents

Info

Publication number
NL255345A
NL255345A NL255345DA NL255345A NL 255345 A NL255345 A NL 255345A NL 255345D A NL255345D A NL 255345DA NL 255345 A NL255345 A NL 255345A
Authority
NL
Netherlands
Application number
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.)
Publication of NL255345A publication Critical patent/NL255345A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06G7/20—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating powers, roots, polynomes, mean square values, standard deviation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/164—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using means for evaluating powers, e.g. quarter square multiplier
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06G7/22—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating trigonometric functions; for conversion of co-ordinates; for computations involving vector quantities
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Electromagnetism (AREA)
  • Algebra (AREA)
  • Power Engineering (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Amplifiers (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
NL255345D 1959-08-31 NL255345A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US837006A US3211901A (en) 1959-08-31 1959-08-31 Nonlinear function generating means

Publications (1)

Publication Number Publication Date
NL255345A true NL255345A (de)

Family

ID=25273245

Family Applications (1)

Application Number Title Priority Date Filing Date
NL255345D NL255345A (de) 1959-08-31

Country Status (3)

Country Link
US (1) US3211901A (de)
GB (1) GB901503A (de)
NL (1) NL255345A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281585A (en) * 1960-05-16 1966-10-25 Exxon Research Engineering Co Means for generating a plurality of non-linear functions
US3441728A (en) * 1966-08-29 1969-04-29 Bourns Inc Square law function generator
US3440617A (en) * 1967-03-31 1969-04-22 Andromeda Inc Signal responsive systems
US4710727A (en) * 1985-08-30 1987-12-01 Aardvark Audio Inc. Nonlinear distortion synthesizer using over-threshold power-function feedback
US5434536A (en) * 1987-03-23 1995-07-18 Pritchard; Eric K. Semiconductor emulation of vacuum tubes
US7639470B2 (en) * 2005-12-14 2009-12-29 Tdk Corporation Varistor element

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2698134A (en) * 1940-08-27 1954-12-28 Bosch Arma Corp Electric computer
NL145103B (nl) * 1948-03-02 Amp Inc Elektrische verbindingsinrichting voor het elektrisch verbinden van een elektrisch onderdeel en een geleidende baan op een isolatiepaneel.
US2683766A (en) * 1948-08-10 1954-07-13 Melpar Inc Method of casting electrical device and article produced thereby
US2643348A (en) * 1950-09-29 1953-06-23 Phillips Petroleum Co Apparatus for producing a power function of an input voltage
US2691724A (en) * 1953-04-13 1954-10-12 Hoffman Radio Corp Tuner for television receivers or the like
US2890832A (en) * 1954-09-02 1959-06-16 Joseph J Stone Smooth-curve function generator
US3051873A (en) * 1954-11-17 1962-08-28 Honeywell Regulator Co Temperature compensated transistor circuit
US2945177A (en) * 1956-08-27 1960-07-12 Western Electric Co Circuit for adjusting symmetrical band-pass systems
US2942182A (en) * 1956-10-03 1960-06-21 Fairchild Engine & Airplane System for testing electric signal transfer devices
US3051847A (en) * 1957-03-15 1962-08-28 Acf Ind Inc Transistor switching circuit with thermistor biasing means
GB853554A (en) * 1957-07-17 1960-11-09 Gen Electric Co Ltd Improvements in or relating to power law function generators and to other function generators which include at least one power law function generator
US3056100A (en) * 1959-12-04 1962-09-25 Bell Telephone Labor Inc Temperature compensated field effect resistor

Also Published As

Publication number Publication date
GB901503A (en) 1962-07-18
US3211901A (en) 1965-10-12

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