FR2304218B1 - - Google Patents
Info
- Publication number
- FR2304218B1 FR2304218B1 FR7606325A FR7606325A FR2304218B1 FR 2304218 B1 FR2304218 B1 FR 2304218B1 FR 7606325 A FR7606325 A FR 7606325A FR 7606325 A FR7606325 A FR 7606325A FR 2304218 B1 FR2304218 B1 FR 2304218B1
- 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
- H01P7/00—Resonators of the waveguide type
- H01P7/06—Cavity resonators
-
- 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
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/556,565 US3936776A (en) | 1975-03-10 | 1975-03-10 | Interspersed double winding helical resonator with connections to cavity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2304218A1 FR2304218A1 (fr) | 1976-10-08 |
| FR2304218B1 true FR2304218B1 (US20100268047A1-20101021-C00004.png) | 1978-06-23 |
Family
ID=24221878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7606325A Granted FR2304218A1 (fr) | 1975-03-10 | 1976-03-05 | Resonateur electrique a double helice |
Country Status (6)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422058A (en) * | 1981-11-10 | 1983-12-20 | Motorola, Inc. | Folded-over helical resonator |
| US4459571A (en) * | 1982-12-20 | 1984-07-10 | Motorola, Inc. | Varactor-tuned helical resonator filter |
| US4682131A (en) * | 1985-06-07 | 1987-07-21 | Motorola Inc. | High-Q RF filter with printed circuit board mounting temperature compensated and impedance matched helical resonators |
| FI78198C (fi) * | 1987-11-20 | 1989-06-12 | Lk Products Oy | Oeverfoeringsledningsresonator. |
| FI80542C (fi) * | 1988-10-27 | 1990-06-11 | Lk Products Oy | Resonatorkonstruktion. |
| EP0369757A3 (en) * | 1988-11-15 | 1991-03-27 | Toko Kabushiki Kaisha | Helical filter |
| US5032807A (en) * | 1989-07-10 | 1991-07-16 | General Instrument Corporation | Notch filter using helical transmission line and coaxial capacitor |
| FI90157C (fi) * | 1990-05-04 | 1993-12-27 | Lk Products Oy | Stoedanordning foer helix-resonator |
| IT1246748B (it) * | 1990-12-28 | 1994-11-26 | For E M | Sistema di filtraggio di segnali con bande ad alta e bassa frequenza e relativo dispositivo di implementazione. |
| FI95516C (fi) * | 1994-03-15 | 1996-02-12 | Lk Products Oy | Kytkentäelementti siirtojohtoresonaattoriin kytkeytymiseksi |
| JP3478219B2 (ja) * | 1999-12-28 | 2003-12-15 | 株式会社村田製作所 | 共振器、共振素子、共振器装置、フィルタ、デュプレクサおよび通信装置 |
| US7957155B2 (en) * | 2005-03-15 | 2011-06-07 | Medconx, Inc. | System for attaching a substantially three-dimensional structure to a substantially two-dimensional structure |
| JP5301812B2 (ja) * | 2007-11-14 | 2013-09-25 | 東京エレクトロン株式会社 | プラズマ処理装置 |
| DE112010001171T5 (de) * | 2009-03-10 | 2012-04-12 | Osram Sylvania Inc. | Dielektrisch gefüllter Felderzeuger für EHID-Lampen und diesen umfassende EHID-Lampenanordnung |
| JP5643062B2 (ja) * | 2009-11-24 | 2014-12-17 | 東京エレクトロン株式会社 | プラズマ処理装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2700129A (en) * | 1949-10-19 | 1955-01-18 | Radio Patents Company | Combining and equalizing network |
| US2826698A (en) * | 1954-12-20 | 1958-03-11 | Aladdin Ind Inc | Tuner |
| US3090920A (en) * | 1960-01-12 | 1963-05-21 | Gen Electronic Lab Inc | Cavity type tuner |
| US3538463A (en) * | 1966-11-22 | 1970-11-03 | Arf Products | Microwave filter |
| US3763447A (en) * | 1970-12-16 | 1973-10-02 | Yagi Antenna | High frequency helical filter |
-
1975
- 1975-03-10 US US05/556,565 patent/US3936776A/en not_active Expired - Lifetime
-
1976
- 1976-01-29 CA CA244,516A patent/CA1038943A/en not_active Expired
- 1976-02-25 GB GB7515/76A patent/GB1532895A/en not_active Expired
- 1976-03-05 FR FR7606325A patent/FR2304218A1/fr active Granted
- 1976-03-10 DE DE2610013A patent/DE2610013C3/de not_active Expired
- 1976-03-10 JP JP51025171A patent/JPS51113442A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2304218A1 (fr) | 1976-10-08 |
| GB1532895A (en) | 1978-11-22 |
| US3936776A (en) | 1976-02-03 |
| JPS51113442A (en) | 1976-10-06 |
| DE2610013A1 (de) | 1976-09-23 |
| DE2610013B2 (de) | 1979-05-03 |
| JPS5756802B2 (US20100268047A1-20101021-C00004.png) | 1982-12-01 |
| DE2610013C3 (de) | 1979-12-20 |
| CA1038943A (en) | 1978-09-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |