DE20211514U1 - Inductance component with soft magnetic core - Google Patents

Inductance component with soft magnetic core

Info

Publication number
DE20211514U1
DE20211514U1 DE20211514U DE20211514U DE20211514U1 DE 20211514 U1 DE20211514 U1 DE 20211514U1 DE 20211514 U DE20211514 U DE 20211514U DE 20211514 U DE20211514 U DE 20211514U DE 20211514 U1 DE20211514 U1 DE 20211514U1
Authority
DE
Germany
Prior art keywords
inductance component
soft magnetic
core
permeability
temperature coefficient
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 - Lifetime
Application number
DE20211514U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kaschke KG & Co GmbH
Original Assignee
Kaschke KG & Co GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kaschke KG & Co GmbH filed Critical Kaschke KG & Co GmbH
Priority to DE20211514U priority Critical patent/DE20211514U1/en
Publication of DE20211514U1 publication Critical patent/DE20211514U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (4)

1. Induktivitätsbauelement mit weichmagnetischem Kern, bei welchem der Temperaturkoeffizient der Permeabilität des Kernwerkstoffes und gegebenen­ falls der resultierende Temperaturkoeffizient der Resonanzfrequenz eines ein­ bezogenen Schwingkreises über die gescherte (effektive) Permeabilität des Kernes durch die Wärmedehnung eines einen Spalt im Magnetkreis ausfüllen­ den Materials (3) mit vom Kernwerkstoff abweichender Permeabilität kom­ pensiert ist, dadurch gekennzeichnet, dass Induktivitätsbauelement eine Ferrit- Stabantenne mit im wesentlichen offenen Magnetkreis ist und sich das Mate­ rial (3) zwischen zwei axial ausgerichteten Ferritstäben (1.1, 1.2) im Bereich einer gemeinsamen Antennenspulenwicklung (2) befindet.1. inductance component with a soft magnetic core, in which the temperature coefficient of the permeability of the core material and, if applicable, the resulting temperature coefficient of the resonance frequency of a resonant circuit involved via the sheared (effective) permeability of the core by the thermal expansion of a gap in the magnetic circuit, filling the material ( 3 ) is compensated with permeability deviating from the core material, characterized in that the inductance component is a ferrite rod antenna with an essentially open magnetic circuit and the material ( 3 ) is between two axially aligned ferrite rods ( 1.1 , 1.2 ) in the area of a common antenna coil winding ( 2 ) located. 2. Induktivitätsbauelement nach Anspruch 1, dadurch gekennzeichnet, daß das Material (3) ein Polymer mit einem die Wärmedehnung beeinflussenden Füll­ stoff ist.2. Inductance component according to claim 1, characterized in that the material ( 3 ) is a polymer with a filler influencing the thermal expansion. 3. Induktivitätsbauelement nach Anspruch 1 oder 2, dadurch gekennzeichnet, . dass das Material (3) ein Polymer mit einem weichmagnetischen Füllstoff ist.3. Inductance component according to claim 1 or 2, characterized in. that the material ( 3 ) is a polymer with a soft magnetic filler. 4. Induktivitätsbauelement nach einem der bisherigen Ansprüche für Mikro­ wellenanwendungen, gekennzeichnet durch eine über die Spaltbreite wirkende zusätzliche, größenordnungsmäßig ins Gewicht fallende, kapazitive Kompen­ sation des Temperaturkoeffizienten.4. Inductance component according to one of the previous claims for micro shaft applications, characterized by an effective across the gap width additional capacitive compenes that are significant sation of the temperature coefficient.
DE20211514U 2002-07-13 2002-07-13 Inductance component with soft magnetic core Expired - Lifetime DE20211514U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20211514U DE20211514U1 (en) 2002-07-13 2002-07-13 Inductance component with soft magnetic core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20211514U DE20211514U1 (en) 2002-07-13 2002-07-13 Inductance component with soft magnetic core

Publications (1)

Publication Number Publication Date
DE20211514U1 true DE20211514U1 (en) 2002-09-19

Family

ID=7973540

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20211514U Expired - Lifetime DE20211514U1 (en) 2002-07-13 2002-07-13 Inductance component with soft magnetic core

Country Status (1)

Country Link
DE (1) DE20211514U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111490354A (en) * 2020-04-20 2020-08-04 西安建筑科技大学 Online adaptive compensation method for high-speed aircraft active phased array antenna
CN114656269A (en) * 2022-04-06 2022-06-24 中国科学院电工研究所 Homogeneous fiber reinforced manganese-zinc ferrite material and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111490354A (en) * 2020-04-20 2020-08-04 西安建筑科技大学 Online adaptive compensation method for high-speed aircraft active phased array antenna
CN114656269A (en) * 2022-04-06 2022-06-24 中国科学院电工研究所 Homogeneous fiber reinforced manganese-zinc ferrite material and preparation method thereof

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20021024

R150 Term of protection extended to 6 years

Effective date: 20050707

R151 Term of protection extended to 8 years

Effective date: 20080710

R158 Lapse of ip right after 8 years

Effective date: 20110201