NL67919C - - Google Patents
Info
- Publication number
- NL67919C NL67919C NL67919DA NL67919C NL 67919 C NL67919 C NL 67919C NL 67919D A NL67919D A NL 67919DA NL 67919 C NL67919 C NL 67919C
- 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
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
-
- 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
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)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL274278X | 1948-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL67919C true NL67919C (xx) |
Family
ID=19782068
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL656505294A NL141336B (nl) | 1948-07-06 | Gaslaser. | |
| NL67919D NL67919C (xx) | 1948-07-06 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL656505294A NL141336B (nl) | 1948-07-06 | Gaslaser. |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE489974A (xx) |
| CH (1) | CH274278A (xx) |
| DE (1) | DE807102C (xx) |
| GB (1) | GB664722A (xx) |
| NL (2) | NL67919C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7250915B2 (en) * | 2005-11-18 | 2007-07-31 | The Boeing Company | Satellite antenna positioning system |
-
0
- NL NL656505294A patent/NL141336B/xx unknown
- BE BE489974D patent/BE489974A/xx unknown
- NL NL67919D patent/NL67919C/xx active
-
1949
- 1949-07-01 GB GB17466/49A patent/GB664722A/en not_active Expired
- 1949-07-04 CH CH274278D patent/CH274278A/de unknown
- 1949-07-05 DE DEP47801A patent/DE807102C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE807102C (de) | 1951-06-25 |
| NL141336B (nl) | |
| GB664722A (en) | 1952-01-09 |
| CH274278A (de) | 1951-03-31 |
| BE489974A (xx) |