SE321965B - - Google Patents
Info
- Publication number
- SE321965B SE321965B SE6819/66A SE681966A SE321965B SE 321965 B SE321965 B SE 321965B SE 6819/66 A SE6819/66 A SE 6819/66A SE 681966 A SE681966 A SE 681966A SE 321965 B SE321965 B SE 321965B
- Authority
- SE
- Sweden
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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/449—Combined with MTI or Doppler processing circuits
-
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/44—Monopulse radar, i.e. simultaneous lobing
- G01S13/4436—Monopulse radar, i.e. simultaneous lobing with means specially adapted to maintain the same processing characteristics between the monopulse signals
-
- 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
- G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
- G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR17890A FR1449700A (fr) | 1965-05-21 | 1965-05-21 | Perfectionnements aux systèmes de réception de signaux radioélectriques très faibles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE321965B true SE321965B (fi) | 1970-03-23 |
Family
ID=8579403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE6819/66A SE321965B (fi) | 1965-05-21 | 1966-05-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3382499A (fi) |
| DE (1) | DE1516748B1 (fi) |
| FR (1) | FR1449700A (fi) |
| GB (1) | GB1121289A (fi) |
| SE (1) | SE321965B (fi) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3697997A (en) * | 1970-10-13 | 1972-10-10 | Westinghouse Electric Corp | Interferometer and angle encoding navigation system |
| JPS5547780B2 (fi) * | 1974-10-29 | 1980-12-02 | ||
| US4870422A (en) * | 1982-03-01 | 1989-09-26 | Western Atlas International, Inc. | Method and system for determining position from signals from satellites |
| US4667203A (en) * | 1982-03-01 | 1987-05-19 | Aero Service Div, Western Geophysical | Method and system for determining position using signals from satellites |
| GB2321810B (en) * | 1986-09-23 | 1998-12-09 | Dassault Electronique | Interferometric receiver of electromagnetic signals |
| US9100113B2 (en) * | 2011-04-26 | 2015-08-04 | Forschungsverbund Berlin E.V. | Auto-heterodyne receiver |
| CN113466782B (zh) * | 2021-06-08 | 2022-09-13 | 同济大学 | 一种基于深度学习(dl)的互耦校正doa估计方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE475390A (fi) * | 1944-08-15 | |||
| BE518293A (fi) * | 1951-12-13 | |||
| US2951152A (en) * | 1956-02-14 | 1960-08-30 | Itt | Radio diversity receiving system |
| US2975275A (en) * | 1958-05-22 | 1961-03-14 | Itt | Combining system for diversity communication systems |
| US2995750A (en) * | 1958-09-02 | 1961-08-08 | Hughes Aircraft Co | Radar receiver system |
| US3036210A (en) * | 1959-11-02 | 1962-05-22 | Space General Corp | Electronically scanning antenna empolying plural phase-locked loops to produce optimum directivity |
| US3048782A (en) * | 1959-11-09 | 1962-08-07 | Itt | Signal receiving system |
| US3251062A (en) * | 1963-04-11 | 1966-05-10 | Space General Corp | Simultaneous frequency and space scanning system |
| DE1252277B (fi) * | 1963-08-19 | |||
| DE1185257B (de) * | 1964-02-27 | 1965-01-14 | Telefunken Patent | Verfahren zur Peilung von frequenzmodulierten elektrischen Hochfrequenzschwingungen |
-
1965
- 1965-05-21 FR FR17890A patent/FR1449700A/fr not_active Expired
-
1966
- 1966-05-17 SE SE6819/66A patent/SE321965B/xx unknown
- 1966-05-20 DE DE19661516748D patent/DE1516748B1/de active Pending
- 1966-05-20 US US551678A patent/US3382499A/en not_active Expired - Lifetime
- 1966-05-20 GB GB22644/66A patent/GB1121289A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1121289A (en) | 1968-07-24 |
| US3382499A (en) | 1968-05-07 |
| FR1449700A (fr) | 1966-05-06 |
| DE1516748B1 (de) | 1972-07-06 |