FR870032A - Advanced shooting process - Google Patents
Advanced shooting processInfo
- Publication number
- FR870032A FR870032A FR870032DA FR870032A FR 870032 A FR870032 A FR 870032A FR 870032D A FR870032D A FR 870032DA FR 870032 A FR870032 A FR 870032A
- Authority
- FR
- France
- Prior art keywords
- shooting process
- advanced shooting
- advanced
- shooting
- 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
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/08—Trick photography
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/062—Two dimensional planar arrays using dipole aerials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DET2177D DE865010C (en) | 1939-10-08 | 1939-10-08 | Directional antenna arrangement with suppressed side radiation |
Publications (1)
Publication Number | Publication Date |
---|---|
FR870032A true FR870032A (en) | 1942-02-27 |
Family
ID=7543701
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR870028D Expired FR870028A (en) | 1939-10-08 | 1941-02-15 | Improvements to directed antennas with elimination of lateral radiation |
FR870032D Expired FR870032A (en) | 1939-10-08 | 1941-02-15 | Advanced shooting process |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR870028D Expired FR870028A (en) | 1939-10-08 | 1941-02-15 | Improvements to directed antennas with elimination of lateral radiation |
Country Status (4)
Country | Link |
---|---|
US (1) | US2354254A (en) |
CH (1) | CH219531A (en) |
DE (1) | DE865010C (en) |
FR (2) | FR870028A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2526675A (en) * | 1945-04-28 | 1950-10-24 | Sperry Corp | Antenna structure |
US2471284A (en) * | 1945-05-25 | 1949-05-24 | Bell Telephone Labor Inc | Directive antenna system |
US2724054A (en) * | 1946-01-05 | 1955-11-15 | George J Yevick | Pillbox antenna |
GB619868A (en) * | 1946-03-19 | 1949-03-16 | Noel Meyer Rust | Improvements in or relating to aerial arrays and feeder arrangements for use therewith |
US2804614A (en) * | 1951-02-23 | 1957-08-27 | Luis W Alvarez | Suppressed side-lobe radio receiving system |
US3059322A (en) * | 1961-03-17 | 1962-10-23 | Grady L Teague | Method of making a collapsible antenna of wire mesh |
-
1939
- 1939-10-08 DE DET2177D patent/DE865010C/en not_active Expired
-
1940
- 1940-10-04 CH CH219531D patent/CH219531A/en unknown
-
1941
- 1941-02-15 FR FR870028D patent/FR870028A/en not_active Expired
- 1941-02-15 FR FR870032D patent/FR870032A/en not_active Expired
- 1941-04-17 US US388936A patent/US2354254A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH219531A (en) | 1942-02-15 |
DE865010C (en) | 1953-01-29 |
FR870028A (en) | 1942-02-27 |
US2354254A (en) | 1944-07-25 |
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