DK106678C - Forstærkerkobling med et forstærkende element med negativ modstandskarakteristik. - Google Patents

Forstærkerkobling med et forstærkende element med negativ modstandskarakteristik.

Info

Publication number
DK106678C
DK106678C DK191961AA DK611957A DK106678C DK 106678 C DK106678 C DK 106678C DK 191961A A DK191961A A DK 191961AA DK 611957 A DK611957 A DK 611957A DK 106678 C DK106678 C DK 106678C
Authority
DK
Denmark
Prior art keywords
reinforcing element
negative resistance
resistance characteristic
amplifier coupling
amplifier
Prior art date
Application number
DK191961AA
Other languages
English (en)
Inventor
Nicolaas Bloembergen
Original Assignee
Nicolaas Bloembergen
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 Nicolaas Bloembergen filed Critical Nicolaas Bloembergen
Application granted granted Critical
Publication of DK106678C publication Critical patent/DK106678C/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/006—Transmitter or amplifier output circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S1/00—Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave range
    • H01S1/02—Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave range solid
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/608—Reflection amplifiers, i.e. amplifiers using a one-port amplifying element and a multiport coupler

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Amplifiers (AREA)
DK191961AA 1956-10-15 1957-10-12 Forstærkerkobling med et forstærkende element med negativ modstandskarakteristik. DK106678C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US616004A US2909654A (en) 1956-10-15 1956-10-15 Uninterrupted amplification key stimulated emission of radiation from a substance having three energy states

Publications (1)

Publication Number Publication Date
DK106678C true DK106678C (da) 1967-03-06

Family

ID=24467663

Family Applications (2)

Application Number Title Priority Date Filing Date
DK348157AA DK114073B (da) 1956-10-15 1957-10-12 Anordning til forstærkning, frembringelse eller frekvenstransformation af mikrobølgesignaler.
DK191961AA DK106678C (da) 1956-10-15 1957-10-12 Forstærkerkobling med et forstærkende element med negativ modstandskarakteristik.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK348157AA DK114073B (da) 1956-10-15 1957-10-12 Anordning til forstærkning, frembringelse eller frekvenstransformation af mikrobølgesignaler.

Country Status (6)

Country Link
US (1) US2909654A (da)
CH (2) CH378378A (da)
DE (1) DE1095326B (da)
DK (2) DK114073B (da)
GB (1) GB880478A (da)
NL (2) NL6605677A (da)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002156A (en) * 1961-09-26 pumped solid state maser
US3210674A (en) * 1965-10-05 Pushxpush l lower frequency pumped maser
US3023367A (en) * 1962-02-27 Maser
US2990518A (en) * 1961-06-27 Braunstein
US3281600A (en) * 1966-10-25 Stimulated gamma ray emission
US3177445A (en) * 1965-04-06 Harmonic generator using equally spaced energy levels
US2997581A (en) * 1961-08-22 Frequency converter
US2981894A (en) * 1961-04-25 scovil
US3201708A (en) * 1965-08-17 Ports oh
US3075156A (en) * 1957-05-02 1963-01-22 Varian Associates Gyromagnetic method and apparatus
NL238751A (da) * 1958-04-30
US3018443A (en) * 1958-05-20 1962-01-23 Rca Corp Parameric amplifier with lower frequency pumping
US3175164A (en) * 1958-06-30 1965-03-23 Ibm Non-linear resonant apparatus
US3072859A (en) * 1959-12-01 1963-01-08 Ibm Four spin flip maser with single maser action
US3210673A (en) * 1960-01-05 1965-10-05 Tavkozlesi Ki Hydrogen maser for generating, amplifying and/or frequency modulating microwave energy
US3237132A (en) * 1960-01-21 1966-02-22 Okaya Akira Dielectric microwave resonator
US2988636A (en) * 1960-04-22 1961-06-13 Research Corp Parametric amplifier antenna
US3009123A (en) * 1960-04-26 1961-11-14 Bell Telephone Labor Inc Tunable two mode cavity resonator
US3117282A (en) * 1960-06-21 1964-01-07 Gen Electric Maser recovery system
US3978417A (en) * 1975-02-12 1976-08-31 Nasa Reflected-wave maser
US4063195A (en) * 1976-03-26 1977-12-13 Hughes Aircraft Company Parametric frequency converter
DE102007013564B4 (de) * 2007-03-21 2017-11-09 Siemens Healthcare Gmbh Verfahren und Vorrichtung zur automatischen Bestimmung von Strahlen schwächenden Objekten mittels einer Magnetresonanzanlage
GB201209246D0 (en) 2012-05-25 2012-07-04 Imp Innovations Ltd Structures and materials
GB201214720D0 (en) * 2012-08-17 2012-10-03 Sec Dep For Business Innovation & Skills The Maser assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL89000C (da) * 1942-12-31
US2762872A (en) * 1954-12-01 1956-09-11 Robert H Dicke Microwave amplifier employing a microwave resonant gas as the amplifying element

Also Published As

Publication number Publication date
US2909654A (en) 1959-10-20
DE1095326B (de) 1960-12-22
NL6605677A (da) 1968-04-25
GB880478A (en) 1961-10-25
CH359757A (de) 1962-01-31
CH378378A (de) 1964-06-15
DK114073B (da) 1969-05-27
NL221512A (da)

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