IT1234957B - Rete di divisione rf per antenne di tipo array - Google Patents
Rete di divisione rf per antenne di tipo arrayInfo
- Publication number
- IT1234957B IT1234957B IT8948222A IT4822289A IT1234957B IT 1234957 B IT1234957 B IT 1234957B IT 8948222 A IT8948222 A IT 8948222A IT 4822289 A IT4822289 A IT 4822289A IT 1234957 B IT1234957 B IT 1234957B
- Authority
- IT
- Italy
- Prior art keywords
- array type
- division network
- type antennas
- antennas
- division
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0075—Stripline fed arrays
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8948222A IT1234957B (it) | 1989-07-21 | 1989-07-21 | Rete di divisione rf per antenne di tipo array |
EP19900113815 EP0409222A3 (en) | 1989-07-21 | 1990-07-19 | Rf partitioning network for array antenna |
US07/557,308 US5126705A (en) | 1989-07-21 | 1990-07-23 | Rf partitioning network for array antennae |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8948222A IT1234957B (it) | 1989-07-21 | 1989-07-21 | Rete di divisione rf per antenne di tipo array |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8948222A0 IT8948222A0 (it) | 1989-07-21 |
IT1234957B true IT1234957B (it) | 1992-06-02 |
Family
ID=11265328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8948222A IT1234957B (it) | 1989-07-21 | 1989-07-21 | Rete di divisione rf per antenne di tipo array |
Country Status (3)
Country | Link |
---|---|
US (1) | US5126705A (it) |
EP (1) | EP0409222A3 (it) |
IT (1) | IT1234957B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE470520B (sv) * | 1992-11-09 | 1994-06-27 | Ericsson Telefon Ab L M | Radiomodul ingående i en primär radiostation jämte radiostruktur innehållande sådana moduler |
US5579020A (en) * | 1993-09-27 | 1996-11-26 | Sensis Corporation | Lightweight edge-slotted waveguide antenna structure |
US5550824A (en) * | 1995-02-24 | 1996-08-27 | Harris Corporation | RF signal distribution scheme |
SE504563C2 (sv) * | 1995-05-24 | 1997-03-03 | Allgon Ab | Anordning för inställning av riktningen hos en antennlob |
NZ513770A (en) * | 2001-08-24 | 2004-05-28 | Andrew Corp | Adjustable antenna feed network with integrated phase shifter |
US7583238B2 (en) * | 2007-01-19 | 2009-09-01 | Northrop Grumman Systems Corporation | Radome for endfire antenna arrays |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3681769A (en) * | 1970-07-30 | 1972-08-01 | Itt | Dual polarized printed circuit dipole antenna array |
JPS56128001A (en) * | 1980-03-13 | 1981-10-07 | Mitsubishi Electric Corp | Multilayer unification method of triplate strip line |
GB2111310B (en) * | 1981-11-27 | 1985-07-03 | Marconi Co Ltd | Antenna array |
US4477813A (en) * | 1982-08-11 | 1984-10-16 | Ball Corporation | Microstrip antenna system having nonconductively coupled feedline |
US4562416A (en) * | 1984-05-31 | 1985-12-31 | Sanders Associates, Inc. | Transition from stripline to waveguide |
US4631494A (en) * | 1984-07-20 | 1986-12-23 | Gould Harry J | Conductive housing and biasing system for microwave integrated circuits |
GB2170357B (en) * | 1984-12-20 | 1988-07-13 | Marconi Co Ltd | A dipole array |
US4829309A (en) * | 1986-08-14 | 1989-05-09 | Matsushita Electric Works, Ltd. | Planar antenna |
JPS63190404A (ja) * | 1987-02-02 | 1988-08-08 | Murata Mfg Co Ltd | ストリツプライン |
US5019829A (en) * | 1989-02-08 | 1991-05-28 | Heckman Douglas E | Plug-in package for microwave integrated circuit having cover-mounted antenna |
-
1989
- 1989-07-21 IT IT8948222A patent/IT1234957B/it active
-
1990
- 1990-07-19 EP EP19900113815 patent/EP0409222A3/en not_active Withdrawn
- 1990-07-23 US US07/557,308 patent/US5126705A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
IT8948222A0 (it) | 1989-07-21 |
EP0409222A2 (en) | 1991-01-23 |
US5126705A (en) | 1992-06-30 |
EP0409222A3 (en) | 1992-01-08 |
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