FR1150118A - Filtre d'aiguillage - Google Patents
Filtre d'aiguillageInfo
- Publication number
- FR1150118A FR1150118A FR1150118DA FR1150118A FR 1150118 A FR1150118 A FR 1150118A FR 1150118D A FR1150118D A FR 1150118DA FR 1150118 A FR1150118 A FR 1150118A
- Authority
- FR
- France
- Prior art keywords
- referral
- filter
- referral filter
- 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
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
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1110775X | 1956-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1150118A true FR1150118A (fr) | 1958-01-08 |
Family
ID=9626389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1150118D Expired FR1150118A (fr) | 1956-04-28 | 1956-04-28 | Filtre d'aiguillage |
Country Status (6)
Country | Link |
---|---|
US (1) | US2866595A (fr) |
BE (1) | BE554200A (fr) |
CH (1) | CH335544A (fr) |
DE (1) | DE1110775B (fr) |
FR (1) | FR1150118A (fr) |
GB (1) | GB820632A (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2961619A (en) * | 1957-06-21 | 1960-11-22 | Sperry Rand Corp | Microwave filter |
GB918419A (en) * | 1958-05-28 | 1963-02-13 | Gen Electric Co Ltd | Improvements in or relating to transmission line coupling arrangements |
US3237134A (en) * | 1963-03-26 | 1966-02-22 | Gen Electric | Microwave filter |
US3451014A (en) * | 1964-12-23 | 1969-06-17 | Microwave Dev Lab Inc | Waveguide filter having branch means to absorb or attenuate frequencies above pass-band |
US3353123A (en) * | 1965-09-01 | 1967-11-14 | Gen Electric | Microwave filter comprising absorbing structures for removing suprious wave energy |
US3464035A (en) * | 1966-07-25 | 1969-08-26 | Gerald W Van Kol | Filter coupled to microwave guide |
US3518576A (en) * | 1967-06-27 | 1970-06-30 | North American Rockwell | Crossed guide directional coupler |
US3634788A (en) * | 1967-09-27 | 1972-01-11 | Int Standard Electric Corp | Waveguide filter |
IT1149770B (it) * | 1982-02-25 | 1986-12-10 | Italtel Spa | Circuito per separare due bande di frequenze per segnali ad altissima frequenza in doppia polarizzazione |
BR8305993A (pt) * | 1983-10-25 | 1985-06-04 | Brasilia Telecom | Aciplador direcional usando guia corrugado para separacao de duas faixas de frequencias mantendo as caracteristicas de polarizacao |
BR8307286A (pt) * | 1983-12-27 | 1985-08-06 | Brasilia Telecom | Transicao entre guia liso e corrugado,para operacao em duas faixas de frequencias distintas |
US4704589A (en) * | 1986-05-27 | 1987-11-03 | The United States Of America As Represented By The United States Department Of Energy | Compact waveguide power divider with multiple isolated outputs |
EP0409509A3 (en) * | 1989-07-15 | 1992-04-08 | British Aerospace Public Limited Company | Waveguide coupling network |
GB2237692B (en) * | 1989-11-02 | 1994-02-09 | British Aerospace | Waveguide networks |
GB2233831B (en) * | 1989-07-15 | 1994-03-23 | British Aerospace | Shared power amplifiers |
US7009469B2 (en) * | 2002-06-28 | 2006-03-07 | Harris Corporation | Compact waveguide filter and method |
FR2929796B1 (fr) * | 2008-04-02 | 2014-09-26 | Centre Nat Etd Spatiales | Coupleur pour systeme radio frequences multibandes. |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2129712A (en) * | 1933-12-09 | 1938-09-13 | American Telephone & Telegraph | Transmission of energy effects by guided electric waves in a dielectric medium |
US2562281A (en) * | 1944-06-14 | 1951-07-31 | Bell Telephone Labor Inc | Directive pickup for transmission lines |
US2558385A (en) * | 1946-01-07 | 1951-06-26 | Edward M Purcell | Branch guide coupler |
GB635760A (en) * | 1946-08-02 | 1950-04-19 | Gen Electric Co Ltd | Improvements in electric signalling systems incorporating wave-guide connections |
US2626990A (en) * | 1948-05-04 | 1953-01-27 | Bell Telephone Labor Inc | Guided wave frequency range transducer |
US2585173A (en) * | 1948-07-01 | 1952-02-12 | Raytheon Mfg Co | Radio-frequency transmission line circuit |
US2748350A (en) * | 1951-09-05 | 1956-05-29 | Bell Telephone Labor Inc | Ultra-high frequency selective mode directional coupler |
US2783439A (en) * | 1952-01-03 | 1957-02-26 | Bendix Aviat Corp | Continuously rotatable microwave phase shifter |
US2730677A (en) * | 1952-08-26 | 1956-01-10 | Csf | Ultra-high frequency wave-mode transformers |
-
0
- BE BE554200D patent/BE554200A/xx unknown
-
1956
- 1956-04-28 FR FR1150118D patent/FR1150118A/fr not_active Expired
- 1956-11-14 CH CH335544D patent/CH335544A/fr unknown
- 1956-12-08 DE DEM32589A patent/DE1110775B/de active Pending
-
1957
- 1957-02-26 US US642517A patent/US2866595A/en not_active Expired - Lifetime
- 1957-04-18 GB GB12807/57A patent/GB820632A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH335544A (fr) | 1959-01-15 |
BE554200A (fr) | |
GB820632A (en) | 1959-09-23 |
US2866595A (en) | 1958-12-30 |
DE1110775B (de) | 1961-07-13 |
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