NL46868C - - Google Patents
Info
- Publication number
- NL46868C NL46868C NL46868DA NL46868C NL 46868 C NL46868 C NL 46868C NL 46868D A NL46868D A NL 46868DA NL 46868 C NL46868 C NL 46868C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57343A US2124424A (en) | 1936-01-03 | 1936-01-03 | Antenna system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL46868C true NL46868C (US07534539-20090519-C00280.png) |
Family
ID=22009998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL46868D NL46868C (US07534539-20090519-C00280.png) | 1936-01-03 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2124424A (US07534539-20090519-C00280.png) |
| FR (1) | FR815759A (US07534539-20090519-C00280.png) |
| GB (1) | GB467012A (US07534539-20090519-C00280.png) |
| NL (1) | NL46868C (US07534539-20090519-C00280.png) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2702345A (en) * | 1949-08-25 | 1955-02-15 | Walter Ludwig | Radiation and interception of electromagnetic waves |
| US2941204A (en) * | 1955-06-16 | 1960-06-14 | Arnold B Bailey | Antenna mount |
| NL181388C (nl) * | 1978-03-22 | 1987-08-03 | Philips Nv | Antenne-inrichting voor een aantal gelijktijdig werkzame zend-ontvangers. |
| US4259673A (en) * | 1979-06-05 | 1981-03-31 | Harold Guretzky | Stub matched antenna and method of feeding same |
| US4254420A (en) * | 1980-01-07 | 1981-03-03 | Peoples John C | Whip antenna of reduced length for VHF radio communication |
| FR2539557B3 (fr) * | 1983-01-13 | 1985-12-20 | Lerc Lab Etudes Rech Chim | Antenne a large bande |
| DE3420046A1 (de) * | 1984-05-29 | 1987-01-08 | Licentia Gmbh | Antennenanzuender fuer elektronische annaeherungs- oder abstandszuender |
| US4644364A (en) * | 1984-12-07 | 1987-02-17 | Parks Malcolm G | Method of and means for coupling a two conductor transmission line to an antenna |
| US5451971A (en) * | 1993-07-13 | 1995-09-19 | Motorola, Inc. | Combined J-pole and transmission line antenna |
| US5600339A (en) * | 1994-12-06 | 1997-02-04 | Oros; Edward A. | Antenna |
| US7859477B2 (en) * | 2007-03-30 | 2010-12-28 | Silver Spring Networks, Inc. | J-pole antenna |
| CN101593870B (zh) * | 2008-05-27 | 2017-04-19 | 光宝电子(广州)有限公司 | 金属线天线 |
| US8947313B2 (en) * | 2010-11-15 | 2015-02-03 | Edison Fong | Radial-free collinear omni-directional antenna with gain and virtual ground |
| US9608336B1 (en) * | 2015-08-25 | 2017-03-28 | Edison Fong | Radial-free collinear omni-directional triband half wavelength antenna with virtual ground, single coaxial cable feedpoint, and with minimal interaction of adjustment between bands |
| US10468743B2 (en) | 2016-01-07 | 2019-11-05 | United States of America as represented by the Federal Bureau of Investigation, Dept. of Justice | Mast mountable antenna |
| USD798847S1 (en) | 2016-01-07 | 2017-10-03 | The United States of America as represented by the Federal Bureau of Investigation, Dept. of Justice | Antenna |
-
0
- NL NL46868D patent/NL46868C/xx active
-
1936
- 1936-01-03 US US57343A patent/US2124424A/en not_active Expired - Lifetime
- 1936-12-31 FR FR815759D patent/FR815759A/fr not_active Expired
-
1937
- 1937-01-04 GB GB209/37A patent/GB467012A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR815759A (fr) | 1937-07-22 |
| US2124424A (en) | 1938-07-19 |
| GB467012A (en) | 1937-06-09 |
