NL7407043A - - Google Patents
Info
- Publication number
- NL7407043A NL7407043A NL7407043A NL7407043A NL7407043A NL 7407043 A NL7407043 A NL 7407043A NL 7407043 A NL7407043 A NL 7407043A NL 7407043 A NL7407043 A NL 7407043A NL 7407043 A NL7407043 A NL 7407043A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US364182A US3903524A (en) | 1973-05-25 | 1973-05-25 | Antenna system using variable phase pattern synthesis |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7407043A true NL7407043A (nl) | 1974-11-27 |
| NL177869B NL177869B (nl) | 1985-07-01 |
| NL177869C NL177869C (nl) | 1985-12-02 |
Family
ID=23433406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7407043,A NL177869C (nl) | 1973-05-25 | 1974-05-24 | Golfpijp-gleufantenne. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3903524A (nl) |
| JP (1) | JPS5542526B2 (nl) |
| BR (1) | BR7404223D0 (nl) |
| CA (1) | CA1021055A (nl) |
| CS (1) | CS229603B2 (nl) |
| DD (1) | DD113134A5 (nl) |
| DE (1) | DE2423899C2 (nl) |
| FR (1) | FR2231126B1 (nl) |
| GB (1) | GB1412569A (nl) |
| IL (1) | IL44560A (nl) |
| IT (1) | IT1010297B (nl) |
| NL (1) | NL177869C (nl) |
| PL (1) | PL94571B1 (nl) |
| SE (1) | SE389770B (nl) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270129A (en) * | 1979-01-30 | 1981-05-26 | Sperry Corporation | Apparatus and method for realizing preselected free space antenna patterns |
| DE3102110A1 (de) * | 1981-01-23 | 1982-08-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Phasengesteuerte gruppenantenne |
| GB2111310B (en) * | 1981-11-27 | 1985-07-03 | Marconi Co Ltd | Antenna array |
| GB2212984B (en) * | 1987-11-30 | 1991-09-04 | Plessey Telecomm | Distributed antenna system |
| US5546095A (en) * | 1994-06-02 | 1996-08-13 | Lopez; Alfred R. | Non-imaging glideslope antenna systems |
| JP3332329B2 (ja) * | 1997-06-02 | 2002-10-07 | 株式会社エヌ・ティ・ティ・ドコモ | アダプティブアレーアンテナ装置 |
| US6512934B2 (en) | 1997-06-02 | 2003-01-28 | Ntt Mobile Communications Network, Inc. | Adaptive array antenna |
| GB0005979D0 (en) * | 2000-03-14 | 2001-03-07 | Bae Sys Defence Sys Ltd | An active phased array antenna assembly |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2730717A (en) * | 1951-04-18 | 1956-01-10 | Katchky Max | Directional wave antenna for marine radar use |
| US2878472A (en) * | 1954-12-14 | 1959-03-17 | Hughes Aircraft Co | High efficiency broadband antenna array |
| US3182325A (en) * | 1960-09-21 | 1965-05-04 | Gen Electric | Array pattern modification |
| US2981944A (en) * | 1960-12-06 | 1961-04-25 | Gen Precision Inc | Microwave navigation system |
| US3259902A (en) * | 1961-10-04 | 1966-07-05 | Dorne And Margolin Inc | Antenna with electrically variable reflector |
| US3258774A (en) * | 1963-12-30 | 1966-06-28 | Gen Electric | Series-fed phased array |
| US3526898A (en) * | 1967-04-03 | 1970-09-01 | Raytheon Co | Antenna with translational and rotational compensation |
| US3604010A (en) * | 1969-01-30 | 1971-09-07 | Singer General Precision | Antenna array system for generating shaped beams for guidance during aircraft landing |
| JPS524812Y2 (nl) * | 1971-01-26 | 1977-02-01 |
-
1973
- 1973-05-25 US US364182A patent/US3903524A/en not_active Expired - Lifetime
-
1974
- 1974-02-21 CA CA193,191A patent/CA1021055A/en not_active Expired
- 1974-02-21 GB GB784674A patent/GB1412569A/en not_active Expired
- 1974-03-06 SE SE7402998A patent/SE389770B/xx not_active IP Right Cessation
- 1974-03-29 FR FR7411385A patent/FR2231126B1/fr not_active Expired
- 1974-04-03 IL IL44560A patent/IL44560A/en unknown
- 1974-04-30 IT IT22143/74A patent/IT1010297B/it active
- 1974-05-13 JP JP5316774A patent/JPS5542526B2/ja not_active Expired
- 1974-05-16 DE DE2423899A patent/DE2423899C2/de not_active Expired
- 1974-05-21 PL PL1974171299A patent/PL94571B1/pl unknown
- 1974-05-22 CS CS743662A patent/CS229603B2/cs unknown
- 1974-05-23 BR BR4223/74A patent/BR7404223D0/pt unknown
- 1974-05-24 NL NLAANVRAGE7407043,A patent/NL177869C/nl not_active IP Right Cessation
- 1974-05-27 DD DD178778A patent/DD113134A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1021055A (en) | 1977-11-15 |
| JPS5542526B2 (nl) | 1980-10-31 |
| IL44560A0 (en) | 1974-06-30 |
| JPS5049965A (nl) | 1975-05-06 |
| NL177869B (nl) | 1985-07-01 |
| IT1010297B (it) | 1977-01-10 |
| IL44560A (en) | 1976-09-30 |
| GB1412569A (en) | 1975-11-05 |
| DD113134A5 (de) | 1975-05-12 |
| BR7404223D0 (pt) | 1975-01-21 |
| AU6580574A (en) | 1975-08-21 |
| FR2231126A1 (nl) | 1974-12-20 |
| PL94571B1 (pl) | 1977-08-31 |
| SE389770B (sv) | 1976-11-15 |
| FR2231126B1 (nl) | 1980-05-30 |
| CS229603B2 (en) | 1984-06-18 |
| US3903524A (en) | 1975-09-02 |
| DE2423899C2 (de) | 1986-10-09 |
| NL177869C (nl) | 1985-12-02 |
| DE2423899A1 (de) | 1974-12-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V4 | Discontinued because of reaching the maximum lifetime of a patent |