NL38549C - - Google Patents
Info
- Publication number
- NL38549C NL38549C NL38549DA NL38549C NL 38549 C NL38549 C NL 38549C NL 38549D A NL38549D A NL 38549DA NL 38549 C NL38549 C NL 38549C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01Q21/061—Two dimensional planar arrays
- H01Q21/062—Two dimensional planar arrays using dipole aerials
-
- 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
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5586/33A GB415141A (en) | 1933-02-23 | 1933-02-23 | Improvements in or relating to directional aerial systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL38549C true NL38549C (cg-RX-API-DMAC7.html) |
Family
ID=9798891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL38549D NL38549C (cg-RX-API-DMAC7.html) | 1933-02-23 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2045987A (cg-RX-API-DMAC7.html) |
| DE (1) | DE619026C (cg-RX-API-DMAC7.html) |
| FR (1) | FR768779A (cg-RX-API-DMAC7.html) |
| GB (1) | GB415141A (cg-RX-API-DMAC7.html) |
| NL (1) | NL38549C (cg-RX-API-DMAC7.html) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2781513A (en) * | 1953-09-08 | 1957-02-12 | Rca Corp | Slotted sheet antenna |
| US2875441A (en) * | 1954-10-14 | 1959-02-24 | James A Mcgrane | Twin multiple loop television antenna |
| US2993206A (en) * | 1959-01-22 | 1961-07-18 | Lindsay Antenna And Specialty | Multiband doublet antenna |
| US3082422A (en) * | 1960-02-09 | 1963-03-19 | William B Watkins | Plural folded dipoles with center mounted transformer coupling |
| US4293858A (en) * | 1979-11-23 | 1981-10-06 | International Telephone And Telegraph Corporation | Polarization agile meander line array |
| DE3436063A1 (de) * | 1984-10-02 | 1986-04-10 | Autoflug Gmbh, 2084 Rellingen | Gestaffelte anordnung zur verbesserung der radarreflexion |
| US4860020A (en) * | 1987-04-30 | 1989-08-22 | The Aerospace Corporation | Compact, wideband antenna system |
| US7411555B2 (en) * | 2003-02-20 | 2008-08-12 | Texas Instruments Incorporated | Folded monoplole antenna, bent, tapped, or both, and systems incorporating same |
-
0
- NL NL38549D patent/NL38549C/xx active
-
1933
- 1933-02-23 GB GB5586/33A patent/GB415141A/en not_active Expired
- 1933-12-08 US US701419A patent/US2045987A/en not_active Expired - Lifetime
-
1934
- 1934-02-16 FR FR768779D patent/FR768779A/fr not_active Expired
- 1934-02-24 DE DEM126607D patent/DE619026C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2045987A (en) | 1936-06-30 |
| DE619026C (de) | 1935-09-20 |
| FR768779A (fr) | 1934-08-13 |
| GB415141A (en) | 1934-08-23 |