GB1239303A - - Google Patents
Info
- Publication number
- GB1239303A GB1239303A GB1239303DA GB1239303A GB 1239303 A GB1239303 A GB 1239303A GB 1239303D A GB1239303D A GB 1239303DA GB 1239303 A GB1239303 A GB 1239303A
- Authority
- GB
- United Kingdom
- Prior art keywords
- core
- winding
- members
- windings
- parallel
- 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
- 238000004804 winding Methods 0.000 abstract 8
- 230000004907 flux Effects 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
-
- 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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Coils Of Transformers For General Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1967T0034221 DE1297715B (de) | 1967-06-29 | 1967-06-29 | Rahmenantenne mit einem Kern hochpermeablen Materials zur Verwendung als Empfangsantenne in einem verlustbehafteten Medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1239303A true GB1239303A (enrdf_load_stackoverflow) | 1971-07-14 |
Family
ID=7558346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1239303D Expired GB1239303A (enrdf_load_stackoverflow) | 1967-06-29 | 1968-06-28 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1297715B (enrdf_load_stackoverflow) |
| FR (1) | FR1569508A (enrdf_load_stackoverflow) |
| GB (1) | GB1239303A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5159332A (en) * | 1989-06-05 | 1992-10-27 | Walton Charles A | Proximity identification system with flux concentration in operating region |
| WO2010071087A1 (ja) * | 2008-12-19 | 2010-06-24 | 日立金属株式会社 | 共振型受信アンテナ及び受信装置 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2608845B1 (fr) * | 1986-12-22 | 1989-04-21 | Pizon Ernest | Antenne receptrice ou emettrice d'ondes electromagnetiques, notamment pour autoradio |
| WO2005053096A1 (ja) * | 2003-11-27 | 2005-06-09 | Hitachi Metals, Ltd. | アンテナ並びにこれを用いた電波時計、キーレスエントリーシステム及びrfidシステム |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE217245A (enrdf_load_stackoverflow) * | 1923-06-06 | |||
| US1710085A (en) * | 1926-02-20 | 1929-04-23 | Cooper George William | Fading and static eliminating radio antenna |
| DE735429C (de) * | 1935-04-25 | 1943-05-14 | Lorenz C Ag | Rahmenantenne |
| DE714189C (de) * | 1938-10-06 | 1941-11-25 | Telefunken Gmbh | Peilrahmen mit Abschirmzylinder |
| BE437554A (enrdf_load_stackoverflow) * | 1940-01-02 | |||
| BE515657A (enrdf_load_stackoverflow) * | 1951-11-23 | |||
| US2804617A (en) * | 1954-06-02 | 1957-08-27 | Wladimir J Polydoroff | Antenna systems |
| DE1046123B (de) * | 1954-07-19 | 1958-12-11 | Kurt Kaschke | Antenne fuer den Empfang verschiedener Wellenbereiche stark unterschiedlicher Frequenzen |
| DE976893C (de) * | 1955-02-08 | 1964-07-16 | Telefunken Patent | Sende- oder Empfangsanordnung |
| US2955286A (en) * | 1958-02-24 | 1960-10-04 | Internat Res & Dev Corp | Plural loop antenna having ferrite cores |
-
1967
- 1967-06-29 DE DE1967T0034221 patent/DE1297715B/de not_active Withdrawn
-
1968
- 1968-06-25 FR FR1569508D patent/FR1569508A/fr not_active Expired
- 1968-06-28 GB GB1239303D patent/GB1239303A/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5159332A (en) * | 1989-06-05 | 1992-10-27 | Walton Charles A | Proximity identification system with flux concentration in operating region |
| WO2010071087A1 (ja) * | 2008-12-19 | 2010-06-24 | 日立金属株式会社 | 共振型受信アンテナ及び受信装置 |
| JP5527218B2 (ja) * | 2008-12-19 | 2014-06-18 | 日立金属株式会社 | 共振型受信アンテナ及び受信装置 |
| US8847839B2 (en) | 2008-12-19 | 2014-09-30 | Hitachi Metals, Ltd. | Resonance-type, receiving antenna and receiving apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1297715B (de) | 1969-06-19 |
| FR1569508A (enrdf_load_stackoverflow) | 1969-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |