FR945666A - Procédé et dispositif d'adaptation de l'impédance - Google Patents

Procédé et dispositif d'adaptation de l'impédance

Info

Publication number
FR945666A
FR945666A FR945666DA FR945666A FR 945666 A FR945666 A FR 945666A FR 945666D A FR945666D A FR 945666DA FR 945666 A FR945666 A FR 945666A
Authority
FR
France
Prior art keywords
adapting
impedance
Prior art date
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
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR945666A publication Critical patent/FR945666A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/04—Coupling devices of the waveguide type with variable factor of coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/06—Cavity resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/06—Waveguide mouths
FR945666D 1944-10-14 1947-04-25 Procédé et dispositif d'adaptation de l'impédance Expired FR945666A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US558696A US2496643A (en) 1944-10-14 1944-10-14 Impedance matching system

Publications (1)

Publication Number Publication Date
FR945666A true FR945666A (fr) 1949-05-11

Family

ID=24230582

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945666D Expired FR945666A (fr) 1944-10-14 1947-04-25 Procédé et dispositif d'adaptation de l'impédance

Country Status (3)

Country Link
US (1) US2496643A (fr)
FR (1) FR945666A (fr)
GB (1) GB600519A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2633493A (en) * 1946-04-02 1953-03-31 Seymour B Cohn Broad-band wave guide-to-coaxial line junction
US2713153A (en) * 1947-09-09 1955-07-12 Bell Telephone Labor Inc Orifice coupling to resonant cavities
US2784403A (en) * 1951-03-17 1957-03-05 North American Aviation Inc Double cavity primary feed
US2775760A (en) * 1952-07-28 1956-12-25 Davis Tool & Eng Co Micro wave antenna feed
BE542180A (fr) * 1953-01-21
KR102449170B1 (ko) * 2018-11-16 2022-09-30 한국전자통신연구원 반도체 기반의 빔포밍 안테나

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1927393A (en) * 1931-07-10 1933-09-19 Int Communications Lab Inc Transmission system for ultrashort waves
US1929878A (en) * 1932-02-29 1933-10-10 Int Communications Lab Inc Microray wavemeter
BE427490A (fr) * 1937-04-15
US2184771A (en) * 1937-05-13 1939-12-26 Telefunken Gmbh Antenna coupling means
US2241582A (en) * 1938-10-07 1941-05-13 Telefunken Gmbh Arrangement for matching antennae for wide frequency bands
NL61318C (fr) * 1939-07-26
US2432093A (en) * 1942-07-30 1947-12-09 Bell Telephone Labor Inc Wave transmission network
US2422191A (en) * 1942-07-30 1947-06-17 Bell Telephone Labor Inc Impedance transformer for wave guides
US2438914A (en) * 1943-06-19 1948-04-06 Sperry Corp Wave guide impedance transformer
US2422184A (en) * 1944-01-15 1947-06-17 Bell Telephone Labor Inc Directional microwave antenna

Also Published As

Publication number Publication date
US2496643A (en) 1950-02-07
GB600519A (en) 1948-04-12

Similar Documents

Publication Publication Date Title
FR951364A (fr) Dispositif d'adaptation d'impédance à haute fréquence
FR945666A (fr) Procédé et dispositif d'adaptation de l'impédance
CH250366A (fr) Procédé et dispositif pour la décomposition des amalgames alcalins.
FR912617A (fr) Procédé et dispositif pour la modulation d'impulsions
FR992656A (fr) Dispositif de correction d'impédance
FR904818A (fr) Dispositif pour la récupération et le transport d'organes d'animaux
FR950844A (fr) Dispositif d'adaptation d'impédance
FR908390A (fr) Dispositif d'attelage automatique
FR912435A (fr) Procédé et dispositif pour l'hypersustentation d'aérodynes
FR910334A (fr) Dispositif de freinage d'écrous
FR53827E (fr) Dispositif d'arrosage
FR992747A (fr) Dispositif de réglage et d'asservissement
FR938552A (fr) Dispositif d'accouplement débrayable
FR904292A (fr) Dispositif permettant l'utilisation de seringues d'injection détériorées
FR918596A (fr) Procédé et dispositif pour l'absorption des sons
FR923428A (fr) Procédé et dispositif de séchage des matières
FR53396E (fr) Procédé et dispositif pour la métallisation de feuillard
FR947115A (fr) Dispositif de mesure d'impédance
FR992630A (fr) Dispositif pour l'établissement de maquettes
FR920413A (fr) Procédé et dispositif pour l'application des vernis
FR993934A (fr) Dispositif démultiplicateur de fréquence et analogue
FR909861A (fr) Dispositif d'amarrage
FR916933A (fr) Dispositif de guidage
CA423031A (fr) Dispositif a plonger d'appareil a galvaniser
CH275556A (fr) Dispositif d'entraînement.