RU2008119950A - ACTIVE MAGNETIC ANTENNA WITH FERRITE CORE - Google Patents
ACTIVE MAGNETIC ANTENNA WITH FERRITE CORE Download PDFInfo
- Publication number
- RU2008119950A RU2008119950A RU2008119950/09A RU2008119950A RU2008119950A RU 2008119950 A RU2008119950 A RU 2008119950A RU 2008119950/09 A RU2008119950/09 A RU 2008119950/09A RU 2008119950 A RU2008119950 A RU 2008119950A RU 2008119950 A RU2008119950 A RU 2008119950A
- Authority
- RU
- Russia
- Prior art keywords
- antenna
- radio
- transistor
- winding
- magnetic
- Prior art date
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
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
-
- 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
Landscapes
- Support Of Aerials (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Details Of Aerials (AREA)
- Structure Of Receivers (AREA)
Abstract
1. Активная магнитная антенна с ферритовым сердечником, содержащая ферритовый стержень с обмоткой, образующие рамочную магнитную антенну, которая соединена с малошумящим транзистором, выполненным с возможностью усиления сигнала рамочной магнитной антенны, причем база транзистора соединена непосредственно с одним контактом обмотки, а второй контакт обмотки выполнен с возможностью подачи напряжения смещения на базу транзистора, отличающаяся тем, что импеданс рамочной магнитной антенны настроен как комплексно сопряженный с импедансом базы транзистора малошумящего усилителя, а обмотка выполнена с возможностью устранения собственных резонансов в рабочей полосе частот. ! 2. Антенна по п.1, отличающаяся тем, что второй контакт обмотки шунтирован на землю через специальный ESD диод и выполнен с возможностью подачи напряжения смещения рабочей точки транзистора. ! 3. Антенна по п.2, отличающаяся тем, что по меньшей мере один ее элемент установлен на печатной плате радиоприемника. ! 4. Антенна по п.2, отличающаяся тем, что все ее компоненты установлены на печатной плате радиоприемника. ! 5. Антенна по п.4, отличающаяся тем, что рамочная магнитная антенна установлена на печатной плате радиоприемника таким образом, что ее ферритовый стержень имеет элетромагнитную взаимосвязь с рукой пользователя радиоприемника. ! 6. Антенна по п.4, отличающаяся тем, что печатная плата радиоприемника, на которой она установлена, выполнена с возможностью подключения наушников или любой другого провода, который может служить для радиоприемника внешней пассивной антенной. ! 7. Антенна по п.4, отличающаяся тем, что импеданс рамочной магнитной анте�1. An active magnetic antenna with a ferrite core, containing a ferrite core with a winding, forming a magnetic loop antenna, which is connected to a low-noise transistor configured to amplify the signal of the magnetic loop antenna, the base of the transistor connected directly to one contact of the winding, and the second contact of the winding with the possibility of applying bias voltage to the base of the transistor, characterized in that the impedance of the frame magnetic antenna is configured as complex conjugate with the impedance the base of the transistor of a low-noise amplifier, and the winding is made with the possibility of eliminating its own resonances in the working frequency band. ! 2. The antenna according to claim 1, characterized in that the second contact of the winding is shunted to the ground through a special ESD diode and is configured to supply bias voltage to the operating point of the transistor. ! 3. The antenna according to claim 2, characterized in that at least one of its element is mounted on a printed circuit board of the radio receiver. ! 4. The antenna according to claim 2, characterized in that all its components are installed on the printed circuit board of the radio. ! 5. The antenna according to claim 4, characterized in that the magnetic loop antenna is mounted on the printed circuit board of the radio so that its ferrite rod has an electromagnetic coupling with the hand of the user of the radio. ! 6. The antenna according to claim 4, characterized in that the printed circuit board of the radio on which it is mounted is configured to connect headphones or any other wire that can serve as an external passive antenna for the radio. ! 7. The antenna according to claim 4, characterized in that the impedance of the frame magnetic antenna
Claims (7)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008119950/09A RU2395876C2 (en) | 2008-05-21 | 2008-05-21 | Active magnetic antenna with ferrite core |
KR1020090023591A KR101560836B1 (en) | 2008-05-21 | 2009-03-19 | Active magnetic antenna with ferrite core |
US12/433,180 US8054235B2 (en) | 2008-05-21 | 2009-04-30 | Active magnetic antenna with ferrite core |
EP09160513.9A EP2124293B1 (en) | 2008-05-21 | 2009-05-18 | Active magnetic antenna with ferrite core |
JP2009123372A JP4891368B2 (en) | 2008-05-21 | 2009-05-21 | Active magnetic antenna with ferrite core |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008119950/09A RU2395876C2 (en) | 2008-05-21 | 2008-05-21 | Active magnetic antenna with ferrite core |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2008119950A true RU2008119950A (en) | 2010-02-27 |
RU2395876C2 RU2395876C2 (en) | 2010-07-27 |
Family
ID=41604319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2008119950/09A RU2395876C2 (en) | 2008-05-21 | 2008-05-21 | Active magnetic antenna with ferrite core |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR101560836B1 (en) |
RU (1) | RU2395876C2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2546542C1 (en) * | 2013-10-04 | 2015-04-10 | Общество с ограниченной ответственностью "Алсет Веллен" | Controlled preselector integrated with magnetic ferrite antenna |
-
2008
- 2008-05-21 RU RU2008119950/09A patent/RU2395876C2/en active
-
2009
- 2009-03-19 KR KR1020090023591A patent/KR101560836B1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR101560836B1 (en) | 2015-10-15 |
RU2395876C2 (en) | 2010-07-27 |
KR20090121192A (en) | 2009-11-25 |
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