LU63542A1 - - Google Patents
Info
- Publication number
- LU63542A1 LU63542A1 LU63542DA LU63542A1 LU 63542 A1 LU63542 A1 LU 63542A1 LU 63542D A LU63542D A LU 63542DA LU 63542 A1 LU63542 A1 LU 63542A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
-
- 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
- H01Q9/18—Vertical disposition of the antenna
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Meat, Egg Or Seafood Products (AREA)
- Waveguide Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7026431A FR2104689B1 (de) | 1970-07-17 | 1970-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU63542A1 true LU63542A1 (de) | 1971-11-16 |
Family
ID=9058832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU63542D LU63542A1 (de) | 1970-07-17 | 1971-07-15 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3733611A (de) |
| JP (1) | JPS579241B1 (de) |
| BE (1) | BE768464A (de) |
| CA (1) | CA931640A (de) |
| DE (1) | DE2135687A1 (de) |
| FR (1) | FR2104689B1 (de) |
| GB (1) | GB1310794A (de) |
| LU (1) | LU63542A1 (de) |
| NL (1) | NL173801C (de) |
| NO (1) | NO130658C (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3128952A1 (de) * | 1981-07-22 | 1983-02-10 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | "antenne fuer ein drehfunkfeuer" |
| DE3430127C2 (de) * | 1984-08-16 | 1987-04-02 | Krauss-Maffei AG, 8000 München | Vorrichtung zum Trocknen von feinkörnigen Feststoffpartikeln |
| JPS60188009A (ja) * | 1984-03-08 | 1985-09-25 | ヤンマー農機株式会社 | 刈取機における刈高さ制御装置 |
| US6020860A (en) * | 1997-04-29 | 2000-02-01 | Howell Laboratories, Inc. | Antenna inner conductor and shorts system |
| EP1059690B1 (de) * | 1999-06-07 | 2004-03-03 | Honeywell International Inc. | Antennensystem für bodengebundene Anwendungen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA518722A (en) * | 1955-11-22 | Canadian Marconi Company | Resonant transmission line antenna |
-
1970
- 1970-07-17 FR FR7026431A patent/FR2104689B1/fr not_active Expired
-
1971
- 1971-06-14 BE BE768464A patent/BE768464A/xx not_active IP Right Cessation
- 1971-06-17 GB GB2857371A patent/GB1310794A/en not_active Expired
- 1971-06-29 US US00157966A patent/US3733611A/en not_active Expired - Lifetime
- 1971-07-14 NL NLAANVRAGE7109699,A patent/NL173801C/xx not_active IP Right Cessation
- 1971-07-15 LU LU63542D patent/LU63542A1/xx unknown
- 1971-07-16 DE DE19712135687 patent/DE2135687A1/de not_active Ceased
- 1971-07-16 CA CA118477A patent/CA931640A/en not_active Expired
- 1971-07-16 NO NO2737/71A patent/NO130658C/no unknown
- 1971-07-17 JP JP5284471A patent/JPS579241B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1310794A (en) | 1973-03-21 |
| AU3113471A (en) | 1973-01-18 |
| NL7109699A (de) | 1972-01-19 |
| JPS579241B1 (de) | 1982-02-20 |
| NO130658B (de) | 1974-10-07 |
| FR2104689A1 (de) | 1972-04-21 |
| NL173801B (nl) | 1983-10-03 |
| BE768464A (fr) | 1971-11-03 |
| NO130658C (de) | 1975-01-15 |
| NL173801C (nl) | 1984-03-01 |
| FR2104689B1 (de) | 1975-01-10 |
| DE2135687A1 (de) | 1972-01-20 |
| US3733611A (en) | 1973-05-15 |
| CA931640A (en) | 1973-08-07 |