FI41299B - - Google Patents
Info
- Publication number
- FI41299B FI41299B FI2087/64A FI208764A FI41299B FI 41299 B FI41299 B FI 41299B FI 2087/64 A FI2087/64 A FI 2087/64A FI 208764 A FI208764 A FI 208764A FI 41299 B FI41299 B FI 41299B
- Authority
- FI
- Finland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
- H01Q7/08—Ferrite rod or like elongated core
-
- 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
- H01Q11/04—Non-resonant antennas, e.g. travelling-wave antenna with parts bent, folded, shaped, screened or electrically loaded to obtain desired phase relation of radiation from selected sections of the antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/04—Screened antennas
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE10866/63A SE321715B (fi) | 1963-10-04 | 1963-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI41299B true FI41299B (fi) | 1969-06-30 |
Family
ID=20292957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI2087/64A FI41299B (fi) | 1963-10-04 | 1964-10-03 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3390394A (fi) |
| AT (1) | AT257695B (fi) |
| BE (1) | BE653878A (fi) |
| CH (1) | CH425909A (fi) |
| DE (1) | DE1441688A1 (fi) |
| DK (1) | DK111574B (fi) |
| ES (1) | ES304640A1 (fi) |
| FI (1) | FI41299B (fi) |
| GB (1) | GB1079048A (fi) |
| NL (1) | NL6411537A (fi) |
| NO (1) | NO119688B (fi) |
| SE (1) | SE321715B (fi) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4972198A (en) * | 1987-08-31 | 1990-11-20 | Monarch Marking Systems, Inc. | Multiple loop antenna |
| US4872018A (en) * | 1987-08-31 | 1989-10-03 | Monarch Marking Systems, Inc. | Multiple loop antenna |
| US6252550B1 (en) * | 1998-06-17 | 2001-06-26 | Peter Joseph Vernon | Planar antenna device |
| US6407706B2 (en) | 1998-06-17 | 2002-06-18 | Peter J. Vernon | Planar antenna device |
| US20080106154A1 (en) * | 2006-11-07 | 2008-05-08 | Boyd Joseph J | Electromagnetic energy collector |
| US20140134958A1 (en) * | 2012-11-09 | 2014-05-15 | Futurewei Technologies, Inc. | Dual Feed Antenna System |
| US9466872B2 (en) | 2012-11-09 | 2016-10-11 | Futurewei Technologies, Inc. | Tunable dual loop antenna system |
| US9735822B1 (en) * | 2014-09-16 | 2017-08-15 | Amazon Technologies, Inc. | Low specific absorption rate dual-band antenna structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA538388A (en) * | 1957-03-19 | J. Polydoroff Wladimir | Antennas for radio apparatus | |
| US1296177A (en) * | 1915-11-27 | 1919-03-04 | Marconi Wireless Telegraph Co America | Aerial for wireless signaling. |
| US1731992A (en) * | 1923-11-17 | 1929-10-15 | Drahtlose Telegraphie Gmbh | Indoor aerial |
| US2521550A (en) * | 1946-02-28 | 1950-09-05 | Bell Telephone Labor Inc | Radio antenna system |
| US2537191A (en) * | 1947-05-08 | 1951-01-09 | Clarence C Moore | Antenna |
-
1963
- 1963-10-04 SE SE10866/63A patent/SE321715B/xx unknown
-
1964
- 1964-10-02 GB GB40187/64A patent/GB1079048A/en not_active Expired
- 1964-10-02 US US401127A patent/US3390394A/en not_active Expired - Lifetime
- 1964-10-02 BE BE653878D patent/BE653878A/xx unknown
- 1964-10-02 NL NL6411537A patent/NL6411537A/xx unknown
- 1964-10-02 AT AT841864A patent/AT257695B/de active
- 1964-10-03 ES ES0304640A patent/ES304640A1/es not_active Expired
- 1964-10-03 DE DE19641441688 patent/DE1441688A1/de active Pending
- 1964-10-03 FI FI2087/64A patent/FI41299B/fi active
- 1964-10-03 DK DK488564AA patent/DK111574B/da unknown
- 1964-10-03 NO NO154999A patent/NO119688B/no unknown
- 1964-10-03 CH CH1285964A patent/CH425909A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE653878A (fi) | 1965-02-01 |
| SE321715B (fi) | 1970-03-16 |
| US3390394A (en) | 1968-06-25 |
| DK111574B (da) | 1968-09-16 |
| CH425909A (de) | 1966-12-15 |
| ES304640A1 (es) | 1965-03-16 |
| NO119688B (fi) | 1970-06-22 |
| DE1441688A1 (de) | 1968-10-24 |
| GB1079048A (en) | 1967-08-09 |
| AT257695B (de) | 1967-10-25 |
| NL6411537A (fi) | 1965-04-05 |