NL7217294A - - Google Patents
Info
- Publication number
- NL7217294A NL7217294A NL7217294A NL7217294A NL7217294A NL 7217294 A NL7217294 A NL 7217294A NL 7217294 A NL7217294 A NL 7217294A NL 7217294 A NL7217294 A NL 7217294A NL 7217294 A NL7217294 A NL 7217294A
- Authority
- NL
- Netherlands
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
- G01S13/64—Velocity measuring systems using range gates
-
- 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
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
- G01S13/5244—Adaptive clutter cancellation
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 |
---|---|---|---|
DE19722204094 DE2204094C3 (de) | 1972-01-28 | 1972-01-28 | Puls-Doppler-Radarempfänger mit Entfernungskanälen mit veränderbarem Digital -Bewegtzeichenfilter |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7217294A true NL7217294A (fr) | 1973-07-31 |
NL163024B NL163024B (nl) | 1980-02-15 |
NL163024C NL163024C (nl) | 1980-07-15 |
Family
ID=5834345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7217294A NL163024C (nl) | 1972-01-28 | 1972-12-19 | Puls-doppler-radarontvanger. |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2204094C3 (fr) |
FR (1) | FR2169094B1 (fr) |
GB (1) | GB1424441A (fr) |
IT (1) | IT978369B (fr) |
NL (1) | NL163024C (fr) |
-
1972
- 1972-01-28 DE DE19722204094 patent/DE2204094C3/de not_active Expired
- 1972-12-19 NL NL7217294A patent/NL163024C/xx not_active IP Right Cessation
-
1973
- 1973-01-19 FR FR7301911A patent/FR2169094B1/fr not_active Expired
- 1973-01-23 IT IT1948273A patent/IT978369B/it active
- 1973-01-29 GB GB435773A patent/GB1424441A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL163024B (nl) | 1980-02-15 |
FR2169094B1 (fr) | 1976-11-05 |
GB1424441A (en) | 1976-02-11 |
NL163024C (nl) | 1980-07-15 |
DE2204094B2 (de) | 1975-03-20 |
FR2169094A1 (fr) | 1973-09-07 |
IT978369B (it) | 1974-09-20 |
DE2204094C3 (de) | 1975-10-30 |
DE2204094A1 (de) | 1973-08-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee |