NL6400296A - - Google Patents
Info
- Publication number
- NL6400296A NL6400296A NL6400296A NL6400296A NL6400296A NL 6400296 A NL6400296 A NL 6400296A NL 6400296 A NL6400296 A NL 6400296A NL 6400296 A NL6400296 A NL 6400296A NL 6400296 A NL6400296 A NL 6400296A
- 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
- G01S13/52—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
- G01S13/526—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
- G01S13/528—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters with elimination of blind speeds
-
- 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
- G01S13/08—Systems for measuring distance only
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/22—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency
- G01S13/227—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using irregular pulse repetition frequency with repetitive trains of uniform pulse sequences, each sequence having a different pulse repetition frequency
-
- 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
- G01S13/66—Radar-tracking systems; Analogous systems
- G01S13/70—Radar-tracking systems; Analogous systems for range tracking only
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 |
---|---|---|---|
FR921574A FR1358420A (fr) | 1963-01-16 | 1963-01-16 | Perfectionnements aux procédé et dispositif de télémétrie pour radars |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6400296A true NL6400296A (nl) | 1964-07-17 |
NL142786B NL142786B (nl) | 1974-07-15 |
Family
ID=8794804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL646400296A NL142786B (nl) | 1963-01-16 | 1964-01-16 | Impulsradarstelsel. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3258769A (nl) |
BE (1) | BE642268A (nl) |
DE (1) | DE1250896B (nl) |
FR (1) | FR1358420A (nl) |
NL (1) | NL142786B (nl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1294502B (de) * | 1966-12-07 | 1969-05-08 | Siemens Ag | Verfahren zur Verbesserung des Stoerabstandes bei einem Pulsdopplerradargeraet |
US3469261A (en) * | 1967-11-28 | 1969-09-23 | Bendix Corp | Pulse-radar distance-measuring system |
NL169520C (nl) * | 1972-04-25 | 1982-07-16 | Hollandse Signaalapparaten Bv | Impulsradarapparaat. |
US3858206A (en) * | 1973-02-05 | 1974-12-31 | Hughes Aircraft Co | Method and means for operating an airborne switched array radar system |
US4000650B1 (en) * | 1975-03-20 | 1995-11-14 | Endress Hauser Gmbh Co | Method and apparatus for ultrasonic material level measurement |
US4642641A (en) * | 1976-07-29 | 1987-02-10 | Westinghouse Electric Corp. | Variable PRF target tracking radar |
US4143373A (en) * | 1977-09-21 | 1979-03-06 | Hughes Aircraft Company | Adaptive radar systems and methods therefor |
US4225863A (en) * | 1979-10-01 | 1980-09-30 | The United States Of America As Represented By The Secretary Of The Army | Simplified system for estimating pulse radar doppler frequency |
US4613862A (en) * | 1984-06-26 | 1986-09-23 | The United States Of America As Represented By The Secretary Of The Air Force | Adaptive mutual interference suppression method |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3155973A (en) * | 1956-06-13 | 1964-11-03 | Westinghouse Electric Corp | Multiple pulse repetition frequency automatic range tracking pulse doppler radar |
-
0
- DE DENDAT1250896D patent/DE1250896B/de not_active Withdrawn
-
1963
- 1963-01-16 FR FR921574A patent/FR1358420A/fr not_active Expired
-
1964
- 1964-01-09 BE BE642268A patent/BE642268A/xx unknown
- 1964-01-13 US US337352A patent/US3258769A/en not_active Expired - Lifetime
- 1964-01-16 NL NL646400296A patent/NL142786B/nl unknown
Also Published As
Publication number | Publication date |
---|---|
DE1250896B (nl) | |
US3258769A (en) | 1966-06-28 |
FR1358420A (fr) | 1964-04-17 |
NL142786B (nl) | 1974-07-15 |
BE642268A (nl) | 1964-05-04 |