BE551030A - - Google Patents
Info
- Publication number
- BE551030A BE551030A BE551030DA BE551030A BE 551030 A BE551030 A BE 551030A BE 551030D A BE551030D A BE 551030DA BE 551030 A BE551030 A BE 551030A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/08—Arrangements for combining channels
-
- 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
- H01P1/202—Coaxial filters
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US120496A US2677809A (en) | 1949-10-10 | 1949-10-10 | Electrical wave filter |
Publications (1)
Publication Number | Publication Date |
---|---|
BE551030A true BE551030A (xx) |
Family
ID=22390674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE551030D BE551030A (xx) | 1949-10-10 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2677809A (xx) |
BE (1) | BE551030A (xx) |
CH (2) | CH314468A (xx) |
FR (2) | FR1026951A (xx) |
GB (1) | GB772217A (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE506885A (xx) * | 1950-11-04 | |||
US2759134A (en) * | 1953-04-14 | 1956-08-14 | Avien Inc | Capacitor |
US2774017A (en) * | 1954-01-18 | 1956-12-11 | Jerrold Electronics Corp | Trimmer |
US2907910A (en) * | 1956-08-20 | 1959-10-06 | Westinghouse Air Brake Co | Protective electrical discharge devices |
DE1270198B (de) * | 1957-07-31 | 1968-06-12 | Siemens Ag | Filteranordnung |
US2968772A (en) * | 1958-11-14 | 1961-01-17 | Bell Telephone Labor Inc | Wave filter |
DE1947889C3 (de) * | 1969-09-22 | 1975-04-17 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Weichennetzwerk, bestehend aus einem Weichenallpaß |
FR2571550B1 (fr) * | 1984-10-08 | 1987-12-11 | Teleinformatique Communic Et | Dispositif de protection pour ligne coaxiale |
US4616195A (en) * | 1985-03-08 | 1986-10-07 | Hughes Aircraft Company | Coaxial phase shifter for transverse electromagnetic transmission line |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US248742A (en) * | 1881-10-25 | benjamin henck | ||
US1493600A (en) * | 1918-06-12 | 1924-05-13 | American Telephone & Telegraph | Wave filter |
US2066674A (en) * | 1935-12-27 | 1937-01-05 | Francis W Dunmore | Multistage ultra high radio frequency amplifier |
US2132208A (en) * | 1935-12-27 | 1938-10-04 | Francis W Dunmore | Ultrahigh frequency radio amplifier |
US2290508A (en) * | 1939-06-27 | 1942-07-21 | Rca Corp | Variable capacitor |
US2284529A (en) * | 1939-08-04 | 1942-05-26 | Bell Telephone Labor Inc | Wave transmission network |
US2421033A (en) * | 1943-05-15 | 1947-05-27 | Bell Telephone Labor Inc | Wave transmission network |
GB609231A (en) * | 1946-01-07 | 1948-09-28 | Geoffrey Sargood James | Improvements in or relating to electric wave filter devices |
US2515061A (en) * | 1946-12-27 | 1950-07-11 | Bell Telephone Labor Inc | Radio-frequency filter |
-
0
- BE BE551030D patent/BE551030A/xx unknown
-
1949
- 1949-10-10 US US120496A patent/US2677809A/en not_active Expired - Lifetime
-
1950
- 1950-10-06 FR FR1026951D patent/FR1026951A/fr not_active Expired
- 1950-10-07 CH CH314468D patent/CH314468A/fr unknown
-
1955
- 1955-09-14 GB GB26272/55A patent/GB772217A/en not_active Expired
-
1956
- 1956-09-13 FR FR70818D patent/FR70818E/fr not_active Expired
- 1956-09-14 CH CH346301D patent/CH346301A/de unknown
Also Published As
Publication number | Publication date |
---|---|
FR1026951A (fr) | 1953-05-06 |
US2677809A (en) | 1954-05-04 |
CH346301A (de) | 1960-05-15 |
CH314468A (fr) | 1956-06-15 |
FR70818E (fr) | 1959-09-01 |
GB772217A (en) | 1957-04-10 |