SE440296B - Fasat antennsystem - Google Patents
Fasat antennsystemInfo
- Publication number
- SE440296B SE440296B SE7900695A SE7900695A SE440296B SE 440296 B SE440296 B SE 440296B SE 7900695 A SE7900695 A SE 7900695A SE 7900695 A SE7900695 A SE 7900695A SE 440296 B SE440296 B SE 440296B
- Authority
- SE
- Sweden
- Prior art keywords
- phase
- elements
- antenna
- pair
- antenna system
- Prior art date
Links
- 230000006870 function Effects 0.000 claims description 59
- 238000013139 quantization Methods 0.000 claims description 26
- 230000005855 radiation Effects 0.000 claims description 19
- 230000010363 phase shift Effects 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 9
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 13
- 230000015654 memory Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 206010002383 Angina Pectoris Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000006335 response to radiation Effects 0.000 description 1
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
- H01Q3/26—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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/872,525 US4188633A (en) | 1978-01-26 | 1978-01-26 | Phased array antenna with reduced phase quantization errors |
| US05/872,976 US4191960A (en) | 1978-01-27 | 1978-01-27 | Phased array antenna with reduced phase quantization error |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7900695L SE7900695L (sv) | 1979-08-08 |
| SE440296B true SE440296B (sv) | 1985-07-22 |
Family
ID=27128249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7900695A SE440296B (sv) | 1978-01-26 | 1979-01-25 | Fasat antennsystem |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE2902655A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2415887A1 (enrdf_load_stackoverflow) |
| IL (1) | IL56307A (enrdf_load_stackoverflow) |
| IT (1) | IT1117590B (enrdf_load_stackoverflow) |
| NL (1) | NL189058C (enrdf_load_stackoverflow) |
| SE (1) | SE440296B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5503218A (en) * | 1994-01-12 | 1996-04-02 | Societe Nationale D'etude Et De Moteurs D'aviation "Snecma" | Method of making a shell mould from a ceramic material for a disposable pattern casting process |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1571256A (enrdf_load_stackoverflow) * | 1965-11-30 | 1969-06-20 | ||
| US3387301A (en) * | 1966-03-31 | 1968-06-04 | Blass Antenna Electronics Corp | Antenna array employing an automatic averaging technique for increased resolution |
| US3500412A (en) * | 1968-04-09 | 1970-03-10 | Csf | Pointing precision of an electronic scanning antenna beam |
| FR95947E (fr) * | 1968-10-15 | 1972-03-10 | Snecma | Dispositif d'antenne pour satellite. |
| GB1363079A (en) * | 1971-10-29 | 1974-08-14 | Marconi Co Ltd | Directional aerial systems and apparatus |
| US3999182A (en) * | 1975-02-06 | 1976-12-21 | The Bendix Corporation | Phased array antenna with coarse/fine electronic scanning for ultra-low beam granularity |
| US4041501A (en) * | 1975-07-10 | 1977-08-09 | Hazeltine Corporation | Limited scan array antenna systems with sharp cutoff of element pattern |
-
1978
- 1978-12-26 IL IL7856307A patent/IL56307A/xx not_active IP Right Cessation
-
1979
- 1979-01-23 FR FR7901623A patent/FR2415887A1/fr active Granted
- 1979-01-24 DE DE19792902655 patent/DE2902655A1/de active Granted
- 1979-01-25 IT IT67164/79A patent/IT1117590B/it active
- 1979-01-25 SE SE7900695A patent/SE440296B/sv unknown
- 1979-01-26 NL NLAANVRAGE7900626,A patent/NL189058C/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5503218A (en) * | 1994-01-12 | 1996-04-02 | Societe Nationale D'etude Et De Moteurs D'aviation "Snecma" | Method of making a shell mould from a ceramic material for a disposable pattern casting process |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2415887A1 (fr) | 1979-08-24 |
| IT7967164A0 (it) | 1979-01-25 |
| SE7900695L (sv) | 1979-08-08 |
| NL189058C (nl) | 1992-12-16 |
| IT1117590B (it) | 1986-02-17 |
| FR2415887B1 (enrdf_load_stackoverflow) | 1983-06-10 |
| IL56307A0 (en) | 1979-09-30 |
| DE2902655C2 (enrdf_load_stackoverflow) | 1989-06-08 |
| NL7900626A (nl) | 1979-07-30 |
| IL56307A (en) | 1981-03-31 |
| DE2902655A1 (de) | 1979-08-02 |
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