BE500060A - - Google Patents
Info
- Publication number
- BE500060A BE500060A BE500060DA BE500060A BE 500060 A BE500060 A BE 500060A BE 500060D A BE500060D A BE 500060DA BE 500060 A BE500060 A BE 500060A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US134788A US2640154A (en) | 1949-12-23 | 1949-12-23 | Achromatic lens antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE500060A true BE500060A (de) |
Family
ID=22465006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE500060D BE500060A (de) | 1949-12-23 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2640154A (de) |
| BE (1) | BE500060A (de) |
| CH (1) | CH296201A (de) |
| DE (1) | DE838777C (de) |
| FR (1) | FR1028356A (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2841793A (en) * | 1953-01-22 | 1958-07-01 | Jr Cornelius Bryant Young | Microwave lens |
| US2834962A (en) * | 1954-03-02 | 1958-05-13 | Sperry Rand Corp | Wave guide lens |
| US4194209A (en) * | 1977-12-30 | 1980-03-18 | The United States Of America As Represented By The Secretary Of The Air Force | Broadband waveguide lens antenna and method of fabrication |
| US4187507A (en) * | 1978-10-13 | 1980-02-05 | Sperry Rand Corporation | Multiple beam antenna array |
| US4737796A (en) * | 1986-07-30 | 1988-04-12 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Ground plane interference elimination by passive element |
| US5216789A (en) * | 1991-05-16 | 1993-06-08 | Technology Application Services | Method and apparatus for sterilization and/or embalmment of corpses and specimens |
| US7084836B2 (en) * | 2003-05-15 | 2006-08-01 | Espenscheid Mark W | Flat panel antenna array |
| US7541994B2 (en) * | 2006-05-17 | 2009-06-02 | Raytheon Company | Refractive compact range |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1906546A (en) * | 1931-07-10 | 1933-05-02 | Int Communications Lab Inc | Echelon grating for reflecting ultra short waves |
| US2412202A (en) * | 1941-06-28 | 1946-12-10 | Bell Telephone Labor Inc | Directive radio system |
| US2442951A (en) * | 1944-05-27 | 1948-06-08 | Rca Corp | System for focusing and for directing radio-frequency energy |
| US2562277A (en) * | 1946-04-08 | 1951-07-31 | Bell Telephone Labor Inc | Metallic lens directive antenna system |
-
0
- BE BE500060D patent/BE500060A/xx unknown
-
1949
- 1949-12-23 US US134788A patent/US2640154A/en not_active Expired - Lifetime
-
1950
- 1950-11-24 FR FR1028356D patent/FR1028356A/fr not_active Expired
- 1950-12-11 CH CH296201D patent/CH296201A/de unknown
- 1950-12-15 DE DEW4775A patent/DE838777C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2640154A (en) | 1953-05-26 |
| CH296201A (de) | 1954-01-31 |
| DE838777C (de) | 1952-05-12 |
| FR1028356A (fr) | 1953-05-21 |