CH293157A - Radio antenna device. - Google Patents
Radio antenna device.Info
- Publication number
- CH293157A CH293157A CH293157DA CH293157A CH 293157 A CH293157 A CH 293157A CH 293157D A CH293157D A CH 293157DA CH 293157 A CH293157 A CH 293157A
- Authority
- CH
- Switzerland
- Prior art keywords
- antenna device
- radio antenna
- radio
- antenna
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01J—MANUFACTURE OF DAIRY PRODUCTS
- A01J7/00—Accessories for milking machines or devices
- A01J7/02—Accessories for milking machines or devices for cleaning or sanitising milking machines or devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/12—Refracting or diffracting devices, e.g. lens, prism functioning also as polarisation filter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
-
- 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
- H03H7/38—Impedance-matching networks
- H03H7/40—Automatic matching of load impedance to source impedance
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Animal Husbandry (AREA)
- Environmental Sciences (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
- Transmitters (AREA)
- Details Of Aerials (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US138138A US2640930A (en) | 1950-01-12 | 1950-01-12 | Antenna assembly |
Publications (1)
Publication Number | Publication Date |
---|---|
CH293157A true CH293157A (en) | 1953-09-15 |
Family
ID=22480591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH293157D CH293157A (en) | 1950-01-12 | 1951-01-12 | Radio antenna device. |
Country Status (7)
Country | Link |
---|---|
US (2) | US2640930A (en) |
BE (1) | BE500563A (en) |
CH (1) | CH293157A (en) |
DE (2) | DE831419C (en) |
FR (6) | FR1035591A (en) |
GB (1) | GB680512A (en) |
NL (2) | NL80176C (en) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL169964B (en) * | 1951-06-02 | Louyot Comptoir Lyon Alemand | MULTI-LAYERED, FORMED AFTERBURNING CATALYST CARRIER, AS WELL AS A DEVICE FOR THE PURIFICATION OF WASTE GASES CONTAINING AN AFTERBURNING CATALYST APPLIED ON THIS CARRIER. | |
US2836823A (en) * | 1952-12-19 | 1958-05-27 | Paul A Kennebeck | Wave guide transmitting antenna |
US2834013A (en) * | 1953-09-02 | 1958-05-06 | Itt | Plural antenna assembly |
CH326809A (en) * | 1954-11-11 | 1957-12-31 | Patelhold Patentverwertung | Directional antenna system with deflecting mirrors |
US2938208A (en) * | 1955-01-05 | 1960-05-24 | Itt | Omnirange beacon antenna having rotating parasitic conductive elements |
DE958747C (en) * | 1955-03-24 | 1957-02-21 | Int Standard Electric Corp | Antenna arrangement for a rotary radio beacon |
DE1019355B (en) * | 1955-07-25 | 1957-11-14 | Int Standard Electric Corp | Broadband directional antenna system |
DE1059055B (en) * | 1956-08-21 | 1959-06-11 | Collins Radio Co | Transmitter antenna for rotary radio beacon |
US2985876A (en) * | 1957-01-23 | 1961-05-23 | Marconi Wireless Telegraph Co | Aerial systems |
US2993204A (en) * | 1958-02-28 | 1961-07-18 | Itt | Two-band helical antenna |
US3003126A (en) * | 1958-12-08 | 1961-10-03 | Jasik Henry | Impedance transformer |
US3262075A (en) * | 1961-11-07 | 1966-07-19 | Anzac Electronics Inc | Impedance matching transformer |
US3281721A (en) * | 1962-05-11 | 1966-10-25 | Sperry Rand Corp | Impedance matching system |
US3179941A (en) * | 1962-08-17 | 1965-04-20 | Dynascan Corp | Helical antenna with adjustable length by switching |
US3381222A (en) * | 1964-06-12 | 1968-04-30 | John L. Gray | Radio telephone with automatically tuned loaded antenna |
US3412403A (en) * | 1964-12-22 | 1968-11-19 | Carl I. Peters Jr. | Radiating tuned inductance coil antenna |
US3262119A (en) * | 1965-07-30 | 1966-07-19 | Bendix Corp | Cavity backed slot antenna with rotatable loop feed |
US3601717A (en) * | 1969-11-20 | 1971-08-24 | Gen Dynamics Corp | System for automatically matching a radio frequency power output circuit to a load |
US4064474A (en) * | 1976-11-09 | 1977-12-20 | Solitron Devices, Inc. | Impedance ratio varying device |
DE3368427D1 (en) * | 1982-09-10 | 1987-01-29 | Bayer Ag | Polyphosphates, their preparation and their use |
US4803493A (en) * | 1986-12-01 | 1989-02-07 | Jamison Wayne L | Mobile antenna circuit with variable line length |
US6653803B1 (en) * | 2000-05-30 | 2003-11-25 | Axcelis Technologies, Inc. | Integrated resonator and amplifier system |
US7176840B1 (en) | 2005-04-08 | 2007-02-13 | Michael Peter Kelley | Variable spacing inductance coil apparatus and method |
US20070248116A1 (en) | 2006-04-21 | 2007-10-25 | Masashi Hamada | Communication control apparatus and method of controlling same |
FR3045838B1 (en) * | 2015-12-18 | 2020-05-22 | Thales | MULTI-ACCESS ANTENNA |
CN106785368B (en) * | 2016-12-26 | 2019-08-02 | 广东中元创新科技有限公司 | A kind of more valve high-gain UV omnidirectional band AM antennas |
US11923924B2 (en) * | 2018-02-26 | 2024-03-05 | Parallel Wireless, Inc. | Miniature antenna array with polar combining architecture |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1860123A (en) * | 1925-12-29 | 1932-05-24 | Rca Corp | Variable directional electric wave generating device |
US1912754A (en) * | 1929-06-11 | 1933-06-06 | Telefunken Gmbh | Antenna |
GB553970A (en) * | 1941-12-09 | 1943-06-11 | Standard Telephones Cables Ltd | Improvements in or relating to antenna systems |
US2465416A (en) * | 1943-10-02 | 1949-03-29 | Zenith Radio Corp | Resonant circuit and radiator |
US2498078A (en) * | 1945-03-30 | 1950-02-21 | Bell Telephone Labor Inc | Common control for electrical tuners and couplers |
US2515436A (en) * | 1945-10-04 | 1950-07-18 | Radio Ind | Tuning device for true antennas |
US2532919A (en) * | 1947-04-21 | 1950-12-05 | Johnson William Arthur | Radio aerial system, and particularly directive aerial system |
US2532920A (en) * | 1947-04-21 | 1950-12-05 | Johnson William Arthur | Radio aerial system, and particularly directive aerial system |
US2657362A (en) * | 1951-05-15 | 1953-10-27 | Aeronautical Comm Equipment In | Impedance matching network |
US2745067A (en) * | 1951-06-28 | 1956-05-08 | True Virgil | Automatic impedance matching apparatus |
-
0
- NL NL7115730.A patent/NL158378B/en unknown
-
1950
- 1950-01-12 US US138138A patent/US2640930A/en not_active Expired - Lifetime
- 1950-11-09 DE DEJ3487A patent/DE831419C/en not_active Expired
- 1950-12-29 GB GB31584/50A patent/GB680512A/en not_active Expired
-
1951
- 1951-01-05 NL NL158378A patent/NL80176C/xx active
- 1951-01-11 FR FR1035591D patent/FR1035591A/en not_active Expired
- 1951-01-12 CH CH293157D patent/CH293157A/en unknown
- 1951-01-12 DE DEI3687A patent/DE901665C/en not_active Expired
-
1952
- 1952-03-28 BE BE500563D patent/BE500563A/xx unknown
- 1952-04-30 FR FR64511D patent/FR64511E/en not_active Expired
- 1952-05-30 FR FR64853D patent/FR64853E/en not_active Expired
-
1954
- 1954-09-02 FR FR67351D patent/FR67351E/en not_active Expired
-
1955
- 1955-08-05 US US526716A patent/US2855599A/en not_active Expired - Lifetime
-
1956
- 1956-08-03 FR FR70739D patent/FR70739E/en not_active Expired
-
1960
- 1960-11-25 FR FR845012A patent/FR78739E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2855599A (en) | 1958-10-07 |
NL158378B (en) | |
DE831419C (en) | 1952-02-14 |
FR1035591A (en) | 1953-08-26 |
FR70739E (en) | 1959-07-10 |
FR64853E (en) | 1955-12-14 |
BE500563A (en) | 1952-11-12 |
FR67351E (en) | 1958-03-06 |
US2640930A (en) | 1953-06-02 |
FR78739E (en) | 1962-08-31 |
NL80176C (en) | 1955-08-15 |
FR64511E (en) | 1955-11-14 |
GB680512A (en) | 1952-10-08 |
DE901665C (en) | 1954-01-14 |
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