CH269675A - Device for impedance transformation in the transmission of electromagnetic ultra-high frequency waves through wave guides. - Google Patents

Device for impedance transformation in the transmission of electromagnetic ultra-high frequency waves through wave guides.

Info

Publication number
CH269675A
CH269675A CH269675DA CH269675A CH 269675 A CH269675 A CH 269675A CH 269675D A CH269675D A CH 269675DA CH 269675 A CH269675 A CH 269675A
Authority
CH
Switzerland
Prior art keywords
transmission
high frequency
frequency waves
impedance transformation
wave guides
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH269675A publication Critical patent/CH269675A/en

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
    • H01P1/00—Auxiliary devices
    • H01P1/24—Terminating devices
CH269675D 1947-10-14 1948-10-12 Device for impedance transformation in the transmission of electromagnetic ultra-high frequency waves through wave guides. CH269675A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL269675X 1947-10-14

Publications (1)

Publication Number Publication Date
CH269675A true CH269675A (en) 1950-07-15

Family

ID=19781868

Family Applications (1)

Application Number Title Priority Date Filing Date
CH269675D CH269675A (en) 1947-10-14 1948-10-12 Device for impedance transformation in the transmission of electromagnetic ultra-high frequency waves through wave guides.

Country Status (7)

Country Link
US (1) US2591980A (en)
BE (1) BE485269A (en)
CH (1) CH269675A (en)
DE (1) DE860231C (en)
FR (1) FR973449A (en)
GB (1) GB649214A (en)
NL (1) NL72262C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226179B (en) * 1961-10-23 1966-10-06 Hughes Aircraft Co Rectangular waveguide elbow
DE1230872B (en) * 1954-06-30 1966-12-22 Siemens Ag Wave guide arrangement made of dielectric material

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820201A (en) * 1951-02-28 1958-01-14 Sperry Rand Corp Selective transfer device for microwave energy
US3025517A (en) * 1952-01-31 1962-03-13 Robert B Watson Simultaneous lobe comparison for radar direction finding
US2813254A (en) * 1952-05-23 1957-11-12 Robert D Hatcher Broad band maching hybrid waveguide
US2816269A (en) * 1952-05-23 1957-12-10 Robert D Hatcher Waveguide power divider
US3034076A (en) * 1953-06-08 1962-05-08 Sperry Rand Corp Microwave diplexer
US2989699A (en) * 1955-09-07 1961-06-20 Prd Electronics Inc Multi-mode standing wave indicator
US3025481A (en) * 1959-10-09 1962-03-13 Ite Circuit Breaker Ltd Transmission line directional coupler impedance matching tuner
DE1275169B (en) * 1962-08-30 1968-08-14 Siemens Ag Arrangement for coupling at least one resonance circuit for very short electromagnetic waves to at least one connecting waveguide
US4120256A (en) * 1977-09-06 1978-10-17 Semler Joel H Apparatus for sealing flange joints

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2153728A (en) * 1936-10-07 1939-04-11 American Telephone & Telegraph Ultra high frequency signaling
US2283935A (en) * 1938-04-29 1942-05-26 Bell Telephone Labor Inc Transmission, radiation, and reception of electromagnetic waves

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1230872B (en) * 1954-06-30 1966-12-22 Siemens Ag Wave guide arrangement made of dielectric material
DE1226179B (en) * 1961-10-23 1966-10-06 Hughes Aircraft Co Rectangular waveguide elbow

Also Published As

Publication number Publication date
NL72262C (en)
BE485269A (en)
FR973449A (en) 1951-02-09
DE860231C (en) 1952-12-18
US2591980A (en) 1952-04-08
GB649214A (en) 1951-01-24

Similar Documents

Publication Publication Date Title
CH279127A (en) Refractor for electromagnetic waves.
GB821840A (en) Improvements in or relating to surface coatings for the selective reflection and transmission of radio waves and the production thereof
CH269675A (en) Device for impedance transformation in the transmission of electromagnetic ultra-high frequency waves through wave guides.
CH271987A (en) Device for the transmission of electrical oscillations of acoustic frequency.
CH265356A (en) Superposition receiver for ultra-high frequency electromagnetic waves.
CH273560A (en) Guide for ultra-short waves.
CH307828A (en) Device for the amplitude modulation of an ultra-high frequency oscillation passing through a waveguide.
FR983745A (en) Receiver device for frequency modulated waves
CA443095A (en) Wave producing and wave frequency measuring device
CA446450A (en) Ultra-high frequency electronic device contained within wave guides
CH298708A (en) Device for ultra-short wave amplitude modulation.
DK75785C (en) Coupling element for impedance transformation by transmitting ultra-high frequency waves through dielectric conductors.
FR940719A (en) Frequency multiplication device for UHF or centimeter waves
ES182015A1 (en) IMPROVEMENTS IN ELECTROMAGNETIC WAVE TRANSMISSION SYSTEMS
AU138490B2 (en) Coupling arrangements for use in wave transmission systems
CA445852A (en) High frequency electronic device
AU141737B2 (en) High frequency electronic device
AU1145447A (en) High frequency coupling apparatus
AU142165B2 (en) Transverse wave transmission in liquids
CA446667A (en) Ultra-high frequency electronic device
DK73525C (en) Wave converter for electromagnetic waves.
FR946131A (en) Oscillator for UHF and centimeter waves
CA442092A (en) Modulation system for ultra high frequency waves
AU145099B2 (en) Electromagnetic wave transmission systems
AU140903B2 (en) Electromagnetic wave transmission systems