IT1079980B - Perfezionamento nei sistemi di correzione per apparecchi di navigazione di tipo doppler - Google Patents
Perfezionamento nei sistemi di correzione per apparecchi di navigazione di tipo dopplerInfo
- Publication number
- IT1079980B IT1079980B IT5034477A IT5034477A IT1079980B IT 1079980 B IT1079980 B IT 1079980B IT 5034477 A IT5034477 A IT 5034477A IT 5034477 A IT5034477 A IT 5034477A IT 1079980 B IT1079980 B IT 1079980B
- Authority
- IT
- Italy
- Prior art keywords
- doppler
- improvement
- navigation equipment
- type navigation
- correction systems
- Prior art date
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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
-
- 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
- G01S13/4472—Monopulse radar, i.e. simultaneous lobing with means specially adapted to airborne monopulse systems
-
- 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
- G01S13/4481—Monopulse hybrid systems, e.g. conopulse
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71050776A | 1976-08-02 | 1976-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1079980B true IT1079980B (it) | 1985-05-16 |
Family
ID=24854328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5034477A IT1079980B (it) | 1976-08-02 | 1977-07-19 | Perfezionamento nei sistemi di correzione per apparecchi di navigazione di tipo doppler |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5318396A (fr) |
| CA (1) | CA1125419A (fr) |
| DE (1) | DE2734635A1 (fr) |
| FR (1) | FR2360890A1 (fr) |
| GB (1) | GB1583406A (fr) |
| IT (1) | IT1079980B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2244405A (en) * | 1990-05-22 | 1991-11-27 | Plessey Co Ltd | Airborne radar for speed measurement |
| US7248208B2 (en) | 2004-06-10 | 2007-07-24 | Honeywell International Inc. | Methods and systems for maintaining a position during hovering operations |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1070249B (fr) * | 1957-09-03 | |||
| US3414899A (en) * | 1967-07-18 | 1968-12-03 | Gen Precision Systems Inc | Apparatus for calibrating doppler-inertial navigation systems |
| US3996589A (en) * | 1972-12-22 | 1976-12-07 | Rca Corporation | Monopulse radar system |
| FR2241792B1 (fr) * | 1973-08-24 | 1976-05-07 | Thomson Csf |
-
1977
- 1977-06-30 CA CA281,777A patent/CA1125419A/fr not_active Expired
- 1977-07-19 IT IT5034477A patent/IT1079980B/it active
- 1977-07-22 GB GB3094577A patent/GB1583406A/en not_active Expired
- 1977-07-28 FR FR7723277A patent/FR2360890A1/fr active Granted
- 1977-08-01 DE DE19772734635 patent/DE2734635A1/de not_active Withdrawn
- 1977-08-02 JP JP9291177A patent/JPS5318396A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2360890B1 (fr) | 1984-04-13 |
| FR2360890A1 (fr) | 1978-03-03 |
| DE2734635A1 (de) | 1978-03-23 |
| GB1583406A (en) | 1981-01-28 |
| CA1125419A (fr) | 1982-06-08 |
| JPS5318396A (en) | 1978-02-20 |
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