FR2150454B1 - - Google Patents

Info

Publication number
FR2150454B1
FR2150454B1 FR7230035A FR7230035A FR2150454B1 FR 2150454 B1 FR2150454 B1 FR 2150454B1 FR 7230035 A FR7230035 A FR 7230035A FR 7230035 A FR7230035 A FR 7230035A FR 2150454 B1 FR2150454 B1 FR 2150454B1
Authority
FR
France
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
Application number
FR7230035A
Other languages
French (fr)
Other versions
FR2150454A1 (pt
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Priority claimed from DE19712142748 external-priority patent/DE2142748C3/de
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2150454A1 publication Critical patent/FR2150454A1/fr
Application granted granted Critical
Publication of FR2150454B1 publication Critical patent/FR2150454B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/215—Frequency-selective devices, e.g. filters using ferromagnetic material
    • H01P1/218—Frequency-selective devices, e.g. filters using ferromagnetic material the ferromagnetic material acting as a frequency selective coupling element, e.g. YIG-filters
FR7230035A 1971-08-26 1972-08-23 Expired FR2150454B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712142748 DE2142748C3 (de) 1971-08-26 Miniaturisiertes YIG-BandpaBfilter mit Dämpfungspolen

Publications (2)

Publication Number Publication Date
FR2150454A1 FR2150454A1 (pt) 1973-04-06
FR2150454B1 true FR2150454B1 (pt) 1978-10-27

Family

ID=5817838

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7230035A Expired FR2150454B1 (pt) 1971-08-26 1972-08-23

Country Status (4)

Country Link
US (1) US3801936A (pt)
JP (1) JPS5340062B2 (pt)
FR (1) FR2150454B1 (pt)
GB (1) GB1389126A (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7608560A (nl) * 1976-08-02 1978-02-06 Philips Nv Werkwijze voor het vervaardigen van een microgolf filter, welke is voorzien van een lichaam van gyromagnetisch materiaal en een bron van een voorpolarizerend magneetveld, waarvan de resonantie frequentie een vooraf bepaalde functie van de temperatuur is.
US4334201A (en) * 1978-09-21 1982-06-08 Tektronix, Inc. YIG Bandpass filter interconnected by means of longitudinally split coaxial transmission lines
US4465974A (en) * 1980-03-03 1984-08-14 Raytheon Company Apparatus for measuring magnetic field characteristics of magnetic materials
JPS6158301A (ja) * 1984-08-30 1986-03-25 Sony Corp 磁気装置
US5086506A (en) * 1987-08-14 1992-02-04 General Electric Company Radio trunking fault detection system with power output monitoring and on-air monitoring
US4988959A (en) * 1989-10-31 1991-01-29 Avantek, Inc. YIG tuned oscillator using composite feedback
CN114938211B (zh) * 2022-07-25 2022-12-02 西南应用磁学研究所(中国电子科技集团公司第九研究所) 一种驱动电路及由其组成的小型化旋磁滤波器组件
CN116073098B (zh) * 2023-03-03 2023-08-08 成都威频科技有限公司 一种超宽带可调带通滤波器
CN115939708B (zh) * 2023-03-10 2023-06-02 成都威频科技有限公司 一种上下耦合宽带宽可调带通滤波器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368169A (en) * 1964-05-08 1968-02-06 Stanford Research Inst Tunable bandpass filter
US3400343A (en) * 1965-02-23 1968-09-03 Physical Electronics Lab Tunable bandpass filter
US3435385A (en) * 1966-03-04 1969-03-25 Loral Corp Electronically tunable yig filter having an electronically variable bandwidth

Also Published As

Publication number Publication date
JPS5340062B2 (pt) 1978-10-25
US3801936A (en) 1974-04-02
JPS4831037A (pt) 1973-04-24
DE2142748A1 (de) 1973-03-08
DE2142748B2 (de) 1976-02-05
FR2150454A1 (pt) 1973-04-06
GB1389126A (en) 1975-04-03

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Legal Events

Date Code Title Description
ST Notification of lapse