GB1143579A - - Google Patents
Info
- Publication number
- GB1143579A GB1143579A GB1143579DA GB1143579A GB 1143579 A GB1143579 A GB 1143579A GB 1143579D A GB1143579D A GB 1143579DA GB 1143579 A GB1143579 A GB 1143579A
- Authority
- GB
- United Kingdom
- Prior art keywords
- portions
- transmission line
- aerial
- log
- periodic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 abstract 5
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 230000005404 monopole Effects 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 abstract 1
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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US471873A US3389396A (en) | 1965-07-14 | 1965-07-14 | Log periodic type antenna for operating at less than a half wavelength mode |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1143579A true GB1143579A (zh) | 1900-01-01 |
Family
ID=23873328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1143579D Expired GB1143579A (zh) | 1965-07-14 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3389396A (zh) |
GB (1) | GB1143579A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2006510A1 (de) * | 1970-02-13 | 1971-08-26 | Licentia Gmbh | Logarithmisch periodische Kurzwellen antenne |
GB2326284A (en) * | 1997-06-11 | 1998-12-16 | Siemens Plessey Electronic | Wide bandwidth antenna arrays |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1176163A (en) * | 1966-04-26 | 1970-01-01 | Plessey Co Ltd | Improvements in or relating to Aerial Assemblies |
US3543277A (en) * | 1968-02-16 | 1970-11-24 | Martin Marietta Corp | Reduced size broadband antenna |
US3524191A (en) * | 1968-04-12 | 1970-08-11 | Hermann W Ehrenspeck | Endfire antenna array in which the elements of array are bent and have portions running along length of array |
US3618109A (en) * | 1968-07-23 | 1971-11-02 | Granger Associates | Antenna construction with effectively extended radiator elements |
US3503074A (en) * | 1968-12-05 | 1970-03-24 | Duncan L Carter | Log-periodic antenna array having closely spaced linear elements |
US3573839A (en) * | 1969-04-24 | 1971-04-06 | James C Parker Jr | Foreshortened log-periodic antenna employing inductively loaded and folded dipoles |
US3594807A (en) * | 1969-07-07 | 1971-07-20 | Communications Tech Corp | Vertically polarized log-periodic-like antenna with minimal tower height |
US3761934A (en) * | 1972-05-08 | 1973-09-25 | Dx Antenna | Two-element receiving antenna with critically spaced end sections |
US3808599A (en) * | 1972-11-29 | 1974-04-30 | Cincinnati Electronics Corp | Periodic antenna adapted for handling high power |
US4205317A (en) * | 1978-12-21 | 1980-05-27 | Louis Orenbuch | Broadband miniature antenna |
US4673948A (en) * | 1985-12-02 | 1987-06-16 | Gte Government Systems Corporation | Foreshortened dipole antenna with triangular radiators |
US5666126A (en) * | 1995-09-18 | 1997-09-09 | California Amplifier | Multi-staged antenna optimized for reception within multiple frequency bands |
US6842156B2 (en) | 2001-08-10 | 2005-01-11 | Amplifier Research Corporation | Electromagnetic susceptibility testing apparatus |
US7907098B1 (en) * | 2007-10-02 | 2011-03-15 | Rockwell Collins, Inc. | Log periodic antenna |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2083260A (en) * | 1934-04-10 | 1937-06-08 | Paul F Godley | Radiating system for electromagnetic waves |
BE420336A (zh) * | 1936-03-03 | |||
US2647211A (en) * | 1949-01-11 | 1953-07-28 | Lynne C Smeby | Radio antenna |
US3127611A (en) * | 1960-10-18 | 1964-03-31 | Collins Radio Co | Side loaded logarithmically periodic antenna |
US3212094A (en) * | 1961-05-31 | 1965-10-12 | Collins Radio Co | Vertically polarized unidirectional log periodic antenna over ground |
US3245082A (en) * | 1963-09-13 | 1966-04-05 | Rosenberry Raymond Alvin | Concatenated diverse folded dipoles |
-
0
- GB GB1143579D patent/GB1143579A/en not_active Expired
-
1965
- 1965-07-14 US US471873A patent/US3389396A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2006510A1 (de) * | 1970-02-13 | 1971-08-26 | Licentia Gmbh | Logarithmisch periodische Kurzwellen antenne |
GB2326284A (en) * | 1997-06-11 | 1998-12-16 | Siemens Plessey Electronic | Wide bandwidth antenna arrays |
Also Published As
Publication number | Publication date |
---|---|
US3389396A (en) | 1968-06-18 |
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