NL248852A - - Google Patents
Info
- Publication number
- NL248852A NL248852A NL248852DA NL248852A NL 248852 A NL248852 A NL 248852A NL 248852D A NL248852D A NL 248852DA NL 248852 A NL248852 A NL 248852A
- Authority
- NL
- Netherlands
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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Details Of Aerials (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Support Of Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US796165A US2981950A (en) | 1959-02-27 | 1959-02-27 | Electrostatically-shielded loop antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL248852A true NL248852A (US07582779-20090901-C00044.png) |
Family
ID=25167490
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL130506D NL130506C (US07582779-20090901-C00044.png) | 1959-02-27 | ||
| NL248852D NL248852A (US07582779-20090901-C00044.png) | 1959-02-27 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL130506D NL130506C (US07582779-20090901-C00044.png) | 1959-02-27 |
Country Status (9)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE29019E (en) * | 1969-01-22 | 1976-10-26 | Yeda Research & Development Co. Ltd. | Intruder detection system |
| US3754223A (en) * | 1970-01-21 | 1973-08-21 | Yeda Res & Dev | Intruder detection system |
| US3721989A (en) * | 1971-06-30 | 1973-03-20 | Northrop Corp | Cross loop antenna |
| US4101899A (en) * | 1976-12-08 | 1978-07-18 | The United States Of America As Represented By The Secretary Of The Army | Compact low-profile electrically small vhf antenna |
| US4549186A (en) * | 1982-04-14 | 1985-10-22 | Sensormatic Electronics Corporation | Coil assembly for substantially isotropic flux linkage in a given plane |
| US4486731A (en) * | 1982-06-10 | 1984-12-04 | Sensormatic Electronics Corporation | Coil assembly with flux directing means |
| US4703278A (en) * | 1984-10-09 | 1987-10-27 | Texaco Inc. | Well logging disc coil receiving means and method |
| DK2407981T3 (da) * | 2005-11-17 | 2013-10-21 | Oticon As | Afskærmet spole til induktive trådløse applikationer |
| US8907295B2 (en) * | 2012-08-01 | 2014-12-09 | Varian Semiconductor Equipment Associates, Inc. | Hybrid electrostatic lens with increased natural frequency |
| DE102013201372B4 (de) | 2013-01-29 | 2018-06-07 | Ecom Instruments Gmbh | Tragbares elektronisches Gerät mit Schutz vor statischer Aufladung |
| GB2522068B (en) * | 2014-01-14 | 2016-10-19 | Thales Holdings Uk Plc | Electric field screening |
| DE102014200524A1 (de) | 2014-01-14 | 2015-07-16 | Siemens Medical Instruments Pte. Ltd. | Antenneneinrichtung für Hörinstrumente |
| EP3800478A1 (en) * | 2019-10-06 | 2021-04-07 | Université catholique de Louvain | Improved birdcage antenna |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2203517A (en) * | 1938-05-28 | 1940-06-04 | Gen Electric | Radio receiver |
| US2599944A (en) * | 1943-05-11 | 1952-06-10 | Us Navy | Absorbent body for electromagnetic waves |
| US2624004A (en) * | 1952-05-16 | 1952-12-30 | Wladimir J Polydoroff | Ferromagnetic antenna |
| US2804617A (en) * | 1954-06-02 | 1957-08-27 | Wladimir J Polydoroff | Antenna systems |
-
0
- NL NL130506D patent/NL130506C/xx active
- NL NL248852D patent/NL248852A/xx unknown
-
1959
- 1959-02-27 US US796165A patent/US2981950A/en not_active Expired - Lifetime
-
1960
- 1960-02-04 GB GB4062/60A patent/GB935836A/en not_active Expired
- 1960-02-05 DE DER27257A patent/DE1156453B/de active Pending
- 1960-02-16 CH CH174060A patent/CH389696A/de unknown
- 1960-02-24 BE BE587970A patent/BE587970A/fr unknown
- 1960-02-25 FR FR819555A patent/FR1249166A/fr not_active Expired
- 1960-02-26 DK DK74460AA patent/DK104245C/da active
- 1960-02-26 ES ES0256089A patent/ES256089A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2981950A (en) | 1961-04-25 |
| GB935836A (en) | 1963-09-04 |
| ES256089A1 (es) | 1960-07-16 |
| FR1249166A (fr) | 1960-12-23 |
| CH389696A (de) | 1965-03-31 |
| DE1156453B (de) | 1963-10-31 |
| BE587970A (fr) | 1960-06-16 |
| DK104245C (da) | 1966-04-25 |
| NL130506C (US07582779-20090901-C00044.png) |
