USB253633I5 - - Google Patents

Info

Publication number
USB253633I5
USB253633I5 US253633DD USB253633I5 US B253633 I5 USB253633 I5 US B253633I5 US 253633D D US253633D D US 253633DD US B253633 I5 USB253633 I5 US B253633I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 USB253633I5 publication Critical patent/USB253633I5/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/18—Phase-shifters
    • H01P1/19—Phase-shifters using a ferromagnetic device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • H01P1/23—Attenuating devices using ferromagnetic material
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
    • H03C7/022—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using ferromagnetic devices, e.g. ferrites
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H03H2001/0021—Constructional details
    • H03H2001/0035—Wound magnetic core

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Communication Cables (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Coils Or Transformers For Communication (AREA)
US253633D 1960-03-16 Pending USB253633I5 (is")

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15450A US3108238A (en) 1960-03-16 1960-03-16 Electrically variable signal changing device using variable permeability material
US1565060A 1960-03-17 1960-03-17

Publications (1)

Publication Number Publication Date
USB253633I5 true USB253633I5 (is")

Family

ID=26687395

Family Applications (2)

Application Number Title Priority Date Filing Date
US253633D Pending USB253633I5 (is") 1960-03-16
US15450A Expired - Lifetime US3108238A (en) 1960-03-16 1960-03-16 Electrically variable signal changing device using variable permeability material

Family Applications After (1)

Application Number Title Priority Date Filing Date
US15450A Expired - Lifetime US3108238A (en) 1960-03-16 1960-03-16 Electrically variable signal changing device using variable permeability material

Country Status (3)

Country Link
US (2) US3108238A (is")
DE (1) DE1167922B (is")
GB (1) GB934862A (is")

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1007897A (en) * 1961-04-07 1965-10-22 Post Office Improvements in or relating to electromagnetic waveguides
US3227974A (en) * 1961-12-29 1966-01-04 Gray Reginald Irvan Radio-frquency interference guard in form of low-pass filter
US3323081A (en) * 1963-04-08 1967-05-30 Bendix Corp Microwave phase shifter
US3290622A (en) * 1963-11-27 1966-12-06 Gen Electric Microwave ferromagnetic phase shifter having controllable d. c. magnetization

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650350A (en) * 1948-11-04 1953-08-25 Gen Electric Angular modulating system
DE818517C (de) * 1950-03-30 1951-10-25 Telefunken Gmbh Anordnung zur Erzeugung phasenmodulierter Impulse
DE1016786B (de) * 1952-12-20 1957-10-03 Grundig Max Koaxiale Verzoegerungsleitung
GB777341A (en) * 1954-04-13 1957-06-19 Marconi Wireless Telegraph Co Improvements in or relating to microwave channels of magnetically variable electrical length
US2900557A (en) * 1954-08-26 1959-08-18 Gen Electric Traveling wave directional attenuator
NL202195A (is") * 1955-02-18
DE1002417B (de) * 1956-05-29 1957-02-14 Siemens Ag UEbertragungsvierpol mit richtungsabhaengigen UEbertragungseigenschaften fuer elektromagnetische Wellen
US2951999A (en) * 1958-04-21 1960-09-06 Itt Constant impedance attenuator

Also Published As

Publication number Publication date
DE1167922B (de) 1964-04-16
US3108238A (en) 1963-10-22
GB934862A (en) 1963-08-21

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