IT9067524A0 - - Google Patents
Info
- Publication number
- IT9067524A0 IT9067524A0 IT9067524A IT6752490A IT9067524A0 IT 9067524 A0 IT9067524 A0 IT 9067524A0 IT 9067524 A IT9067524 A IT 9067524A IT 6752490 A IT6752490 A IT 6752490A IT 9067524 A0 IT9067524 A0 IT 9067524A0
- Authority
- IT
- Italy
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0428—Substantially flat resonant element parallel to ground plane, e.g. patch antenna radiating a circular polarised wave
- H01Q9/0435—Substantially flat resonant element parallel to ground plane, e.g. patch antenna radiating a circular polarised wave using two feed points
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8911023A FR2751138A1 (en) | 1989-08-18 | 1989-08-18 | Microstrip array antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT9067524A0 true IT9067524A0 (en) | 1990-07-11 |
| IT9067524A1 IT9067524A1 (en) | 1992-01-11 |
Family
ID=9384800
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT067524A IT9067524A1 (en) | 1989-08-18 | 1990-07-11 | MULTI-POLARIZATION MICRO SLIP ANTENNA, IN PARTICULAR ELEMENTARY ANTENNA FOR A SLAB TYPE NETWORK |
| IT06752490D IT1277981B1 (en) | 1989-08-18 | 1990-07-11 | MULTIPLE POLARIZATION MICROSTRIP ANTENNA, IN PARTICULAR ELEMENTARY ANTENNA FOR A PLATE TYPE NETWORK |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT06752490D IT1277981B1 (en) | 1989-08-18 | 1990-07-11 | MULTIPLE POLARIZATION MICROSTRIP ANTENNA, IN PARTICULAR ELEMENTARY ANTENNA FOR A PLATE TYPE NETWORK |
Country Status (5)
| Country | Link |
|---|---|
| CA (1) | CA2023481A1 (en) |
| FR (1) | FR2751138A1 (en) |
| GB (1) | GB9017960D0 (en) |
| IT (2) | IT9067524A1 (en) |
| SE (1) | SE9002657D0 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6515557B1 (en) * | 2001-08-13 | 2003-02-04 | Raytheon Company | Isolating signal divider/combiner and method of combining signals of first and second frequencies |
| CN110176662B (en) * | 2019-06-03 | 2021-05-11 | 南京邮电大学 | Broadband compact 180-degree coupler applied to 5G working frequency band |
-
1989
- 1989-08-18 FR FR8911023A patent/FR2751138A1/en not_active Withdrawn
-
1990
- 1990-07-11 IT IT067524A patent/IT9067524A1/en active IP Right Grant
- 1990-07-11 IT IT06752490D patent/IT1277981B1/en active IP Right Grant
- 1990-08-15 SE SE9002657A patent/SE9002657D0/en unknown
- 1990-08-16 GB GBGB9017960.7A patent/GB9017960D0/en active Pending
- 1990-08-17 CA CA002023481A patent/CA2023481A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| FR2751138A1 (en) | 1998-01-16 |
| GB9017960D0 (en) | 1997-09-17 |
| SE9002657D0 (en) | 1990-08-15 |
| CA2023481A1 (en) | 1997-10-12 |
| IT1277981B1 (en) | 1997-11-12 |
| IT9067524A1 (en) | 1992-01-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted |