BE472172A - - Google Patents

Info

Publication number
BE472172A
BE472172A BE472172DA BE472172A BE 472172 A BE472172 A BE 472172A BE 472172D A BE472172D A BE 472172DA BE 472172 A BE472172 A BE 472172A
Authority
BE
Belgium
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 BE472172A publication Critical patent/BE472172A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F11/00—Dielectric amplifiers
    • 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
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2688—Measuring quality factor or dielectric loss, e.g. loss angle, or power factor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
    • H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/08—Amplitude modulation by means of variable impedance element
    • H03C1/12—Amplitude modulation by means of variable impedance element the element being a voltage-dependent capacitor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • H03F3/40—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Insulating Materials (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Amplifiers (AREA)
BE472172D 1946-03-27 BE472172A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL262680X 1946-03-27

Publications (1)

Publication Number Publication Date
BE472172A true BE472172A (xx)

Family

ID=19781578

Family Applications (1)

Application Number Title Priority Date Filing Date
BE472172D BE472172A (xx) 1946-03-27

Country Status (6)

Country Link
US (2) US2470893A (xx)
BE (1) BE472172A (xx)
CH (1) CH262680A (xx)
DE (2) DE846414C (xx)
FR (2) FR943952A (xx)
GB (2) GB645835A (xx)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810023A (en) * 1949-11-15 1957-10-15 Hans E Hollmann Electric piezoid amplifiers
US2842345A (en) * 1950-04-07 1958-07-08 Walter J Brown Thermal regulating system
US2652518A (en) * 1950-11-03 1953-09-15 Sylvania Electric Prod Variable capacitor tube
US2696530A (en) * 1951-05-10 1954-12-07 Quentin A Kerns Electrostatic amplifier
BE514178A (xx) * 1951-09-14
US2773137A (en) * 1951-11-08 1956-12-04 Hans E Hollmann Electric amplifiers with nonlinear piezoids
GB746024A (en) * 1951-12-20 1956-03-07 British Thomson Houston Co Ltd Improvements in and relating to d.c. or voltage amplifiers
US2830251A (en) * 1952-03-19 1958-04-08 Philco Corp Frequency changer
NL81605C (xx) * 1952-06-30
US2795648A (en) * 1952-10-17 1957-06-11 Bell Telephone Labor Inc Dielectric amplifier employing ferroelectric materials
US2907957A (en) * 1952-12-31 1959-10-06 Cgs Lab Inc Electrically variable delay line
NL97163C (xx) * 1953-03-04
NL177081B (nl) * 1953-03-23 Gruenzig Spielgeraete Gymnastiek- en speelinrichting.
US2906973A (en) * 1953-04-29 1959-09-29 Bell Telephone Labor Inc Electrostrictive ceramics comprising a principal component of barium titanate
GB734684A (en) * 1953-04-29 1955-08-03 British Telecomm Res Ltd Improvements in and relating to electric modulators
US2845596A (en) * 1953-08-10 1958-07-29 Allen L Dyer Peak reading voltmeter
US2885496A (en) * 1954-04-20 1959-05-05 Quentin A Kerns Low-level direct current amplifier
US2848563A (en) * 1954-04-29 1958-08-19 Donald G Scorgie Dielectric amplifier
US2879401A (en) * 1954-12-03 1959-03-24 Gulton Ind Inc Device for detecting electromagnetic radiations
US2858490A (en) * 1954-12-22 1958-10-28 Gen Electric Variable electric capacitor
US2850585A (en) * 1954-12-31 1958-09-02 Green Milton Bridge type power amplifier
US3126509A (en) * 1956-07-27 1964-03-24 Electrical condenser having two electrically
US2928054A (en) * 1956-11-08 1960-03-08 Itt Time position modulator using non-linear saturable element
US2968752A (en) * 1957-01-24 1961-01-17 Sprague Electric Co Multiple capacitor
US3054942A (en) * 1957-09-12 1962-09-18 Radiation Inc Automatic voltage regulator
DE1114541B (de) * 1957-12-12 1961-10-05 Siemens Ag Verstaerker fuer Gleichstrom oder Wechselstrom niedriger Frequenz mittels Modulation
US2988706A (en) * 1958-10-29 1961-06-13 Don L Bonham Vibrato circuit comprising a bridge having non-linear impedance elements
US3001143A (en) * 1959-02-04 1961-09-19 Avco Mfg Corp Low noise radio frequency amplifier
US3101452A (en) * 1959-06-30 1963-08-20 Hughes Aircraft Co Voltage-variable capacitor bridge amplifier
US3061681A (en) * 1959-09-21 1962-10-30 Gen Dynamics Corp Communication system information transfer circuit
BE632344A (xx) * 1962-05-17 1900-01-01
DE1224369B (de) * 1963-07-10 1966-09-08 Ceskoslovenska Akademie Ved Verstaerker mit einem nichtlinearen dielektrischen Element
US6875369B1 (en) * 2001-11-26 2005-04-05 The United States Of America As Represented By The Secretary Of The Army Ferroelectric/paraelectric materials, and phase shifter devices, true time delay devices and the like containing same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1884591A (en) * 1929-04-01 1932-10-25 Wired Radio Inc Electric discharge tube
US2182377A (en) * 1937-05-01 1939-12-05 Radio Patents Corp Method and means for tuning electric oscillatory circuits
GB488158A (en) * 1937-07-11 1938-07-01 Marconi Wireless Telegraph Co Improvements in or relating to radio and like receivers
US2191315A (en) * 1937-11-25 1940-02-20 Radio Patents Corp Electric translation circuit
US2243921A (en) * 1938-11-12 1941-06-03 Rca Corp Variable capacity device and circuit
GB522132A (en) * 1938-12-06 1940-06-10 Automatic Telephone & Elect Improvements in or relating to modulating and demodulating arrangements for use in carrier wave signalling systems
US2298466A (en) * 1940-07-18 1942-10-13 Times Telephoto Equipment Inc Electro-optical system and apparatus
US2473556A (en) * 1943-03-15 1949-06-21 Carl A Wiley Device for controlling oscillating circuits
US2461307A (en) * 1944-11-13 1949-02-08 Rauland Corp Modulating system

Also Published As

Publication number Publication date
GB645835A (en) 1950-11-08
FR943952A (fr) 1949-03-23
DE846414C (de) 1952-08-11
GB647055A (en) 1950-12-06
FR943953A (fr) 1949-03-23
DE864414C (de) 1953-01-26
US2616989A (en) 1952-11-04
US2470893A (en) 1949-05-24
CH262680A (de) 1949-07-15

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