GB1457308A - Voltage transforming means - Google Patents
Voltage transforming meansInfo
- Publication number
- GB1457308A GB1457308A GB1732674A GB1732674A GB1457308A GB 1457308 A GB1457308 A GB 1457308A GB 1732674 A GB1732674 A GB 1732674A GB 1732674 A GB1732674 A GB 1732674A GB 1457308 A GB1457308 A GB 1457308A
- Authority
- GB
- United Kingdom
- Prior art keywords
- output
- inputs
- difference
- networks
- sum
- 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
-
- 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
- G01S3/16—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic
- G01S3/22—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived from different combinations of signals from separate antennas, e.g. comparing sum with difference
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732320546 DE2320546C2 (de) | 1973-04-21 | 1973-04-21 | Verwendung von Leistungsteilern in einem Koordinatentransformator eines Adcocksystems |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1457308A true GB1457308A (en) | 1976-12-01 |
Family
ID=5878983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1732674A Expired GB1457308A (en) | 1973-04-21 | 1974-04-19 | Voltage transforming means |
Country Status (6)
Country | Link |
---|---|
CH (1) | CH567269A5 (pt) |
DE (1) | DE2320546C2 (pt) |
FR (1) | FR2226669B1 (pt) |
GB (1) | GB1457308A (pt) |
IT (1) | IT1007935B (pt) |
SE (1) | SE399132B (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2757325A1 (de) * | 1977-12-22 | 1979-07-05 | Licentia Gmbh | Kombiniertes sende- empfangs- und peilantennensystem |
DE2849331A1 (de) * | 1978-11-14 | 1980-05-29 | Licentia Gmbh | Koordinatenwandler |
DE3426567A1 (de) * | 1984-07-19 | 1986-01-23 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Peilanordnung |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1099011B (de) * | 1957-03-02 | 1961-02-09 | Dr Maximilian Waechtler | Antennenreduzierschaltung fuer Doppelkanal-Sichtfunkpeiler |
DE1132989B (de) * | 1959-11-04 | 1962-07-12 | Telefunken Patent | Peilantennensystem mit mehreren auf einem Kreis angeordneten Einzelantennen |
DE1766203A1 (de) * | 1968-04-19 | 1971-06-16 | Waechtler Maximilian Dr | Polarisationsfehlerfreie Funkpeilanlage kleiner raeumlicher Abmessungen |
-
1973
- 1973-04-21 DE DE19732320546 patent/DE2320546C2/de not_active Expired
-
1974
- 1974-04-16 IT IT2149074A patent/IT1007935B/it active
- 1974-04-19 FR FR7413787A patent/FR2226669B1/fr not_active Expired
- 1974-04-19 SE SE7405334A patent/SE399132B/xx unknown
- 1974-04-19 CH CH542674A patent/CH567269A5/xx not_active IP Right Cessation
- 1974-04-19 GB GB1732674A patent/GB1457308A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2320546A1 (de) | 1974-11-07 |
FR2226669B1 (pt) | 1980-07-04 |
DE2320546C2 (de) | 1983-07-14 |
IT1007935B (it) | 1976-10-30 |
CH567269A5 (pt) | 1975-09-30 |
FR2226669A1 (pt) | 1974-11-15 |
SE399132B (sv) | 1978-01-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB674802A (en) | Improvements in or relating to electrical apparatus for comparing the phases of two alternating voltages | |
GB911611A (en) | Radio diversity receiving system | |
GB1226592A (pt) | ||
GB1457308A (en) | Voltage transforming means | |
GB1027008A (en) | Improvements in or relating to antenna systems | |
GB1347078A (en) | Transponder beacons | |
GB1151390A (en) | Improvements in or relating to Networks Employing Hybrid Junctions | |
GB1278891A (en) | Improvements in or relating to scanning aerial systems and associated feeder arrangements therefor | |
US2407324A (en) | Equisignal radio beacon system | |
GB1316562A (en) | Secondary radar systems | |
GB1041589A (en) | Radio frequency range-measuring systems | |
US2266454A (en) | Wireless direction finding system | |
GB1022998A (en) | Wide band direction finding system antenna | |
GB1383976A (en) | Direction finder antennae system comprising a plurality of indivi dual antennae | |
EP0165460B1 (de) | Interferometerpeilanordnung | |
SU728635A1 (ru) | Линейна антенна решетка | |
GB1023112A (en) | Improvements in or relating to a microwave antenna | |
GB1325772A (en) | Aerial field simulation | |
SU896750A1 (ru) | Антенный усилитель | |
GB640710A (en) | Improvements in or relating to radio direction finders | |
GB1233553A (pt) | ||
GB870648A (en) | Improvements in apparatus for radio communication using the diversity method | |
US2422123A (en) | Direction finder | |
GB1005378A (en) | Improvements in or relating to directional aerial systems | |
GB993871A (en) | Improvements in or relating to direction finding receivers |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
746 | Register noted 'licences of right' (sect. 46/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |