IT1011460B - Dispositivo di guida d onda - Google Patents
Dispositivo di guida d ondaInfo
- Publication number
- IT1011460B IT1011460B IT51097/74A IT5109774A IT1011460B IT 1011460 B IT1011460 B IT 1011460B IT 51097/74 A IT51097/74 A IT 51097/74A IT 5109774 A IT5109774 A IT 5109774A IT 1011460 B IT1011460 B IT 1011460B
- Authority
- IT
- Italy
- Prior art keywords
- guide device
- wave guide
- wave
- guide
- Prior art date
Links
Classifications
-
- 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
- H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
- H01Q3/46—Active lenses or reflecting arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
-
- 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
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
- H01Q3/36—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
- H01Q3/38—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters the phase-shifters being digital
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00369028A US3851281A (en) | 1973-06-11 | 1973-06-11 | Impedance matched waveguide device |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1011460B true IT1011460B (it) | 1977-01-20 |
Family
ID=23453763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT51097/74A IT1011460B (it) | 1973-06-11 | 1974-05-17 | Dispositivo di guida d onda |
Country Status (9)
Country | Link |
---|---|
US (1) | US3851281A (it) |
JP (1) | JPS5539927B2 (it) |
BE (1) | BE816068A (it) |
CA (1) | CA1003916A (it) |
DE (1) | DE2426173A1 (it) |
FR (1) | FR2232842B1 (it) |
GB (1) | GB1444328A (it) |
IT (1) | IT1011460B (it) |
NL (1) | NL7407550A (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2076546B (en) * | 1980-05-20 | 1983-11-23 | Philips Electronic Associated | Rf impedance determination |
US4445099A (en) * | 1981-11-20 | 1984-04-24 | Rca Corporation | Digital gyromagnetic phase shifter |
DE3631981C1 (de) * | 1986-09-19 | 1987-12-17 | Georg Dr-Ing Spinner | Transformationsteil zum Verbinden von zwei Hohlleitern unterschiedlicher Querschnittsformen |
FR2738398B1 (fr) * | 1988-04-08 | 1997-11-28 | Thomson Csf Radant | Panneau dephaseur a diodes et son application a une lentille hyperfrequence et une antenne a balayage electronique |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2623120A (en) * | 1950-04-20 | 1952-12-23 | Bell Telephone Labor Inc | Microwave filter |
GB805920A (en) * | 1955-07-07 | 1958-12-17 | Gen Electric Co Ltd | Improvements in or relating to waveguide arrangements including windows for passing electromagnetic waves |
GB1129185A (en) * | 1966-06-10 | 1968-10-02 | Standard Telephones Cables Ltd | Improvements in or relating to waveguide filters |
FR2032034A5 (it) * | 1969-02-17 | 1970-11-20 | Thomson Csf | |
US3603899A (en) * | 1969-04-18 | 1971-09-07 | Bell Telephone Labor Inc | High q microwave cavity |
GB1312506A (en) * | 1970-06-08 | 1973-04-04 | Standard Telephones Cables Ltd | Waveguide antenna |
-
1973
- 1973-06-11 US US00369028A patent/US3851281A/en not_active Expired - Lifetime
-
1974
- 1974-05-03 CA CA198,921A patent/CA1003916A/en not_active Expired
- 1974-05-17 IT IT51097/74A patent/IT1011460B/it active
- 1974-05-29 DE DE19742426173 patent/DE2426173A1/de not_active Ceased
- 1974-05-29 GB GB2384474A patent/GB1444328A/en not_active Expired
- 1974-06-04 JP JP6327774A patent/JPS5539927B2/ja not_active Expired
- 1974-06-05 NL NL7407550A patent/NL7407550A/xx active Search and Examination
- 1974-06-05 FR FR7419316A patent/FR2232842B1/fr not_active Expired
- 1974-06-07 BE BE145203A patent/BE816068A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1003916A (en) | 1977-01-18 |
JPS5539927B2 (it) | 1980-10-15 |
US3851281A (en) | 1974-11-26 |
BE816068A (fr) | 1974-09-30 |
GB1444328A (en) | 1976-07-28 |
DE2426173A1 (de) | 1975-01-02 |
FR2232842A1 (it) | 1975-01-03 |
NL7407550A (it) | 1974-12-13 |
JPS5023751A (it) | 1975-03-14 |
FR2232842B1 (it) | 1979-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19930430 |