NL61318C - - Google Patents
Info
- Publication number
- NL61318C NL61318C NL61318DA NL61318C NL 61318 C NL61318 C NL 61318C NL 61318D A NL61318D A NL 61318DA NL 61318 C NL61318 C NL 61318C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/282—Modifying the aerodynamic properties of the vehicle, e.g. projecting type aerials
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Fluid Mechanics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Details Of Aerials (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US286680A US2258953A (en) | 1939-07-26 | 1939-07-26 | Antenna system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL61318C true NL61318C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=23099685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL61318D NL61318C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1939-07-26 |
Country Status (7)
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE479157A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1943-04-19 | |||
| GB580569A (en) * | 1944-04-21 | 1946-09-12 | Standard Telephones Cables Ltd | Improvements in aerial systems |
| US2512137A (en) * | 1944-06-16 | 1950-06-20 | Us Sec War | Antenna |
| US2471515A (en) * | 1944-07-25 | 1949-05-31 | Rca Corp | Antenna |
| US2449562A (en) * | 1944-10-03 | 1948-09-21 | Us Sec War | Antenna |
| US2496643A (en) * | 1944-10-14 | 1950-02-07 | Bell Telephone Labor Inc | Impedance matching system |
| US2603754A (en) * | 1945-03-17 | 1952-07-15 | Univ Leland Stanford Junior | High-frequency apparatus |
| US2627026A (en) * | 1945-04-23 | 1953-01-27 | Standard Telephones Cables Ltd | High altitude antenna |
| US2573460A (en) * | 1945-08-25 | 1951-10-30 | Rca Corp | Antenna |
| US2575377A (en) * | 1945-11-13 | 1951-11-20 | Robert J Wohl | Short wave antenna |
| US2514020A (en) * | 1945-11-16 | 1950-07-04 | Rca Corp | Upsilon-dipole antenna |
| US2539680A (en) * | 1945-11-26 | 1951-01-30 | Rca Corp | Ultra high frequency antenna |
| US2646505A (en) * | 1946-03-01 | 1953-07-21 | Us Sec War | Broad band bidirectional antenna |
| US2503952A (en) * | 1946-03-19 | 1950-04-11 | Rca Corp | Traveling wave antenna |
| US2755467A (en) * | 1946-05-15 | 1956-07-17 | Leonard J Eyges | Broadband linear array |
| US2562296A (en) * | 1946-06-21 | 1951-07-31 | John W Christensen | Antenna |
| US2480143A (en) * | 1946-09-11 | 1949-08-30 | Standard Telephones Cables Ltd | Directive antenna system |
| US2626353A (en) * | 1947-12-18 | 1953-01-20 | John W Mcgee | Antenna mast |
| US2643334A (en) * | 1948-10-23 | 1953-06-23 | Zenith Radio Corp | Turnstile antenna |
| US3713166A (en) * | 1970-12-18 | 1973-01-23 | Ball Brothers Res Corp | Flush mounted antenna and receiver tank circuit assembly |
| CN111737330B (zh) * | 2020-06-19 | 2024-11-08 | 广联达科技股份有限公司 | 一种空间数据标准化方法、装置、计算机设备和存储介质 |
-
0
- BE BE472233D patent/BE472233A/xx unknown
- NL NL61318D patent/NL61318C/xx active
-
1939
- 1939-07-26 US US286680A patent/US2258953A/en not_active Expired - Lifetime
-
1940
- 1940-06-07 GB GB9995/40A patent/GB541870A/en not_active Expired
- 1940-07-26 FR FR866476D patent/FR866476A/fr not_active Expired
-
1946
- 1946-12-14 CH CH269953D patent/CH269953A/fr unknown
- 1946-12-18 ES ES176296A patent/ES176296A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB541870A (en) | 1941-12-15 |
| CH269953A (fr) | 1950-07-31 |
| FR866476A (fr) | 1941-08-14 |
| BE472233A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| ES176296A1 (es) | 1947-07-16 |
| US2258953A (en) | 1941-10-14 |