GB1233506A - - Google Patents
Info
- Publication number
- GB1233506A GB1233506A GB1233506DA GB1233506A GB 1233506 A GB1233506 A GB 1233506A GB 1233506D A GB1233506D A GB 1233506DA GB 1233506 A GB1233506 A GB 1233506A
- Authority
- GB
- United Kingdom
- Prior art keywords
- scale
- satellite
- horizon
- aerial
- pointer
- Prior art date
- 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
-
- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/38—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal
- G01S3/42—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal the desired condition being maintained automatically
-
- 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
- H01Q3/005—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 remotely controlled antenna positioning or scanning
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radio Relay Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Drawing Aids And Blackboards (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR153469 | 1968-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1233506A true GB1233506A (de) | 1971-05-26 |
Family
ID=8650734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1233506D Expired GB1233506A (de) | 1968-05-30 | 1969-05-23 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1927720A1 (de) |
FR (1) | FR1590612A (de) |
GB (1) | GB1233506A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2126931B1 (de) * | 1971-01-27 | 1974-10-11 | Lannionnais Electronique | |
JPS5548562Y2 (de) * | 1975-06-26 | 1980-11-13 |
-
1968
- 1968-05-30 FR FR1590612D patent/FR1590612A/fr not_active Expired
-
1969
- 1969-05-23 GB GB1233506D patent/GB1233506A/en not_active Expired
- 1969-05-30 DE DE19691927720 patent/DE1927720A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
FR1590612A (de) | 1970-04-20 |
DE1927720A1 (de) | 1969-12-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |