FR886341A - Reflection and concentration device for short waves - Google Patents

Reflection and concentration device for short waves

Info

Publication number
FR886341A
FR886341A FR886341DA FR886341A FR 886341 A FR886341 A FR 886341A FR 886341D A FR886341D A FR 886341DA FR 886341 A FR886341 A FR 886341A
Authority
FR
France
Prior art keywords
reflection
concentration device
short waves
waves
short
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
French (fr)
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR886341A publication Critical patent/FR886341A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
FR886341D 1941-05-10 1942-10-02 Reflection and concentration device for short waves Expired FR886341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE886341X 1941-05-10

Publications (1)

Publication Number Publication Date
FR886341A true FR886341A (en) 1943-10-12

Family

ID=6833277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR886341D Expired FR886341A (en) 1941-05-10 1942-10-02 Reflection and concentration device for short waves

Country Status (1)

Country Link
FR (1) FR886341A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1293255B (en) * 1962-11-20 1969-04-24 Rohde & Schwarz Mirror antenna with a primary radiator circular aperture and a paraboloidal mirror
DE1616714B1 (en) * 1962-06-26 1972-06-29 Telefunken Patent Surface radiator with circular aperture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1616714B1 (en) * 1962-06-26 1972-06-29 Telefunken Patent Surface radiator with circular aperture
DE1293255B (en) * 1962-11-20 1969-04-24 Rohde & Schwarz Mirror antenna with a primary radiator circular aperture and a paraboloidal mirror

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