FR1563543A - - Google Patents
Info
- Publication number
- FR1563543A FR1563543A FR1563543DA FR1563543A FR 1563543 A FR1563543 A FR 1563543A FR 1563543D A FR1563543D A FR 1563543DA FR 1563543 A FR1563543 A FR 1563543A
- Authority
- FR
- France
- 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
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
- H01Q5/48—Combinations of two or more dipole type antennas
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3195867 | 1967-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1563543A true FR1563543A (fr) | 1969-04-11 |
Family
ID=12345453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1563543D Expired FR1563543A (fr) | 1967-05-18 | 1968-05-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3509575A (fr) |
| DE (1) | DE1766285B2 (fr) |
| FR (1) | FR1563543A (fr) |
| GB (1) | GB1180866A (fr) |
| NL (1) | NL162793C (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5441190B2 (fr) * | 1972-12-31 | 1979-12-07 | ||
| US4812855A (en) * | 1985-09-30 | 1989-03-14 | The Boeing Company | Dipole antenna with parasitic elements |
| DE4321703A1 (de) * | 1993-06-30 | 1995-01-12 | Philips Patentverwaltung | Anordnung zur Veränderung der Bandspannung bei einem Magnetbandgerät |
| US9059512B2 (en) * | 2012-09-24 | 2015-06-16 | Electronics And Telecommunications Research Institute | Radio communication antenna and radio communication device |
| US10389015B1 (en) * | 2016-07-14 | 2019-08-20 | Mano D. Judd | Dual polarization antenna |
| US20180294567A1 (en) * | 2017-04-06 | 2018-10-11 | The Charles Stark Draper Laboratory, Inc. | Patch antenna system with parasitic edge-aligned elements |
| CN110161528B (zh) * | 2019-06-10 | 2022-07-19 | 中国科学院光电技术研究所 | 一种基于光学相干层析技术的火灾现场复杂环境激光三维成像方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE24413E (en) * | 1955-09-12 | 1958-01-07 | Radio frequency antennas- |
-
1968
- 1968-04-30 DE DE19681766285 patent/DE1766285B2/de active Pending
- 1968-05-09 US US727847A patent/US3509575A/en not_active Expired - Lifetime
- 1968-05-16 NL NL6806942.A patent/NL162793C/xx active
- 1968-05-17 FR FR1563543D patent/FR1563543A/fr not_active Expired
- 1968-05-17 GB GB23706/68A patent/GB1180866A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL162793B (nl) | 1980-01-15 |
| DE1766285B2 (de) | 1973-03-01 |
| GB1180866A (en) | 1970-02-11 |
| US3509575A (en) | 1970-04-28 |
| NL6806942A (fr) | 1968-11-19 |
| DE1766285A1 (de) | 1972-03-16 |
| NL162793C (nl) | 1980-06-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |