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
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
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)
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)
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 |
-
1972
- 1972-08-23 FR FR7230035A patent/FR2150454B1/fr not_active Expired
- 1972-08-23 US US00283202A patent/US3801936A/en not_active Expired - Lifetime
- 1972-08-23 GB GB3923072A patent/GB1389126A/en not_active Expired
- 1972-08-24 JP JP8414472A patent/JPS5340062B2/ja not_active Expired
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 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |