NL276499A - - Google Patents
Info
- Publication number
- NL276499A NL276499A NL276499DA NL276499A NL 276499 A NL276499 A NL 276499A NL 276499D A NL276499D A NL 276499DA NL 276499 A NL276499 A NL 276499A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/10—Logperiodic antennas
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB11499/61A GB953805A (en) | 1961-03-29 | 1961-03-29 | Improvements in or relating to directional aerial systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL276499A true NL276499A (de) |
Family
ID=9987380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL276499D NL276499A (de) | 1961-03-29 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3165748A (de) |
| GB (1) | GB953805A (de) |
| NL (1) | NL276499A (de) |
| SE (1) | SE312591B (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3276027A (en) * | 1962-08-07 | 1966-09-27 | Granger Associates | Logarithmic periodic antenna |
| US3271775A (en) * | 1963-07-25 | 1966-09-06 | Andrew Corp | Vertically polarized log-periodic antenna |
| US3454950A (en) * | 1964-12-01 | 1969-07-08 | Jfd Electronics Corp | Multiple mode operational antennas employing reactive elements |
| DE1291803B (de) * | 1965-01-04 | 1969-04-03 | Blankenburg Antennen | Logarithmisch-periodische Dipolantenne |
| US3369243A (en) * | 1965-01-18 | 1968-02-13 | Univ Illinois | Log-periodic antenna structure |
| DE1960076C3 (de) * | 1969-11-29 | 1982-02-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Monopolar ausgebildete logarithmischperiodische Kurzwellenantenne |
| DE2006510C2 (de) * | 1970-02-13 | 1982-07-22 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Logarithmisch-periodische Kurzwellenantenne |
| US4468675A (en) * | 1981-11-04 | 1984-08-28 | Robinson Lawrence P | Shortened antenna with coaxial telescoping cylinders |
| AU731954B2 (en) * | 1996-07-03 | 2001-04-05 | Radio Frequency Systems Inc. | Log periodic dipole antenna having a microstrip feedline |
| US6243050B1 (en) * | 1997-02-28 | 2001-06-05 | Radio Frequency Systems, Inc. | Double-stacked hourglass log periodic dipole antenna |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2192532A (en) * | 1936-02-03 | 1940-03-05 | Rca Corp | Directive antenna |
| US3086206A (en) * | 1960-10-19 | 1963-04-16 | Channel Master Corp | End fire planar dipole array with line transposition between dipoles and impedance increase towards feed |
-
0
- NL NL276499D patent/NL276499A/xx unknown
-
1961
- 1961-03-29 GB GB11499/61A patent/GB953805A/en not_active Expired
-
1962
- 1962-03-19 US US180483A patent/US3165748A/en not_active Expired - Lifetime
- 1962-03-21 SE SE3168/62A patent/SE312591B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE312591B (de) | 1969-07-21 |
| US3165748A (en) | 1965-01-12 |
| GB953805A (en) | 1964-04-02 |