NL237470A - - Google Patents
Info
- Publication number
- NL237470A NL237470A NL237470DA NL237470A NL 237470 A NL237470 A NL 237470A NL 237470D A NL237470D A NL 237470DA NL 237470 A NL237470 A NL 237470A
- Authority
- NL
- Netherlands
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
- H01Q3/22—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 orientation in accordance with variation of frequency of radiated wave
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL237470 | 1959-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL237470A true NL237470A (US07345094-20080318-C00003.png) |
Family
ID=19751631
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL237470D NL237470A (US07345094-20080318-C00003.png) | 1959-03-25 | ||
| NL123907D NL123907C (US07345094-20080318-C00003.png) | 1959-03-25 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL123907D NL123907C (US07345094-20080318-C00003.png) | 1959-03-25 |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3324475A (en) * | 1964-02-13 | 1967-06-06 | Decca Ltd | Scanning antenna array wherein feed utilizes dispersive elements to provide nonlinear scan-frequency relationship |
| US3643261A (en) * | 1969-10-09 | 1972-02-15 | Itt | Apparatus and method of compensating a long highly dispersive traveling wave transmission line |
| DE3310043C2 (de) * | 1983-03-19 | 1995-02-23 | Deutsche Aerospace | Hohlleiter-Schlitzantenne |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE879845C (de) * | 1948-07-29 | 1953-04-30 | Csf | Schwingungserzeuger unter Verwendung einer Wanderfeldroehre |
| FR983033A (fr) * | 1949-01-22 | 1951-06-18 | Antenne directive à direction de rayonnement variable avec la fréquence | |
| US2616046A (en) * | 1949-12-01 | 1952-10-28 | Arthur E Marston | Multielement helix antenna |
| US2623121A (en) * | 1950-04-28 | 1952-12-23 | Nat Union Radio Corp | Wave guide |
| US2676257A (en) * | 1950-06-03 | 1954-04-20 | Hughes Tool Co | Microwave antenna array |
| US2743440A (en) * | 1951-07-19 | 1956-04-24 | Henry J Riblet | Electromagnetic horn |
| US2810908A (en) * | 1951-10-10 | 1957-10-22 | Rca Corp | Microwave phase compensation system |
-
0
- NL NL237470D patent/NL237470A/xx unknown
- NL NL123907D patent/NL123907C/xx active
-
1960
- 1960-03-24 BE BE588978A patent/BE588978A/nl unknown
- 1960-03-24 US US17294A patent/US3105968A/en not_active Expired - Lifetime
- 1960-03-24 GB GB10481/60A patent/GB906614A/en not_active Expired
- 1960-03-24 CH CH329460A patent/CH376545A/de unknown
- 1960-03-25 DE DEN18085A patent/DE1105927B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH376545A (de) | 1964-04-15 |
| US3105968A (en) | 1963-10-01 |
| DE1105927B (de) | 1961-05-04 |
| BE588978A (nl) | 1960-09-26 |
| GB906614A (en) | 1962-09-26 |
| NL123907C (US07345094-20080318-C00003.png) |
