FI771968A - - Google Patents

Info

Publication number
FI771968A
FI771968A FI771968A FI771968A FI771968A FI 771968 A FI771968 A FI 771968A FI 771968 A FI771968 A FI 771968A FI 771968 A FI771968 A FI 771968A FI 771968 A FI771968 A FI 771968A
Authority
FI
Finland
Application number
FI771968A
Other languages
Finnish (fi)
Inventor
Uwe Leupelt
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI771968A publication Critical patent/FI771968A/fi

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
    • H01Q19/18—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 having two or more spaced reflecting surfaces
    • H01Q19/19—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
FI771968A 1976-06-25 1977-06-22 FI771968A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2628713A DE2628713C2 (de) 1976-06-25 1976-06-25 Rotationssymmetrische Zweispiegelantenne

Publications (1)

Publication Number Publication Date
FI771968A true FI771968A (pt) 1977-12-26

Family

ID=5981496

Family Applications (1)

Application Number Title Priority Date Filing Date
FI771968A FI771968A (pt) 1976-06-25 1977-06-22

Country Status (17)

Country Link
US (1) US4195302A (pt)
JP (1) JPS5910606B2 (pt)
BE (1) BE856093A (pt)
CA (1) CA1089982A (pt)
CH (1) CH614814A5 (pt)
DE (1) DE2628713C2 (pt)
DK (1) DK281177A (pt)
ES (1) ES460011A1 (pt)
FI (1) FI771968A (pt)
FR (1) FR2356288A1 (pt)
GB (1) GB1586256A (pt)
IE (1) IE45106B1 (pt)
IT (1) IT1078318B (pt)
LU (1) LU77612A1 (pt)
NL (1) NL170903C (pt)
NO (1) NO148310C (pt)
SE (1) SE7707252L (pt)

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* Cited by examiner, † Cited by third party
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JPS59196244U (ja) * 1983-06-14 1984-12-27 富士重工業株式会社 車両用シ−トベルト
JPS6075154U (ja) * 1983-10-28 1985-05-27 株式会社東海理化電機製作所 タングプレ−ト構造
JPS6248863U (pt) * 1985-09-14 1987-03-26
DE3814276A1 (de) * 1988-04-27 1989-11-09 Siemens Ag Aperturstrahler
US4866457A (en) * 1988-11-08 1989-09-12 The United States Of America As Represented By The Secretary Of Commerce Covered inverted offset cassegrainian system
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Publication number Publication date
NL7707072A (nl) 1977-12-28
SE7707252L (sv) 1977-12-26
DK281177A (da) 1977-12-26
NO148310B (no) 1983-06-06
NL170903B (nl) 1982-08-02
FR2356288B1 (pt) 1981-03-20
DE2628713C2 (de) 1987-02-05
IE45106L (en) 1977-12-25
FR2356288A1 (fr) 1978-01-20
ES460011A1 (es) 1978-04-16
BE856093A (fr) 1977-12-27
JPS5910606B2 (ja) 1984-03-10
LU77612A1 (fr) 1979-03-26
JPS532056A (en) 1978-01-10
GB1586256A (en) 1981-03-18
NL170903C (nl) 1983-01-03
CH614814A5 (pt) 1979-12-14
NO148310C (no) 1983-09-14
IT1078318B (it) 1985-05-08
NO772172L (no) 1977-12-28
CA1089982A (en) 1980-11-18
IE45106B1 (en) 1982-06-16
DE2628713A1 (de) 1977-12-29
US4195302A (en) 1980-03-25

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