NO145964C - Filteranordning som inngaar i en pulsdopplerradar - Google Patents
Filteranordning som inngaar i en pulsdopplerradarInfo
- Publication number
- NO145964C NO145964C NO782748A NO782748A NO145964C NO 145964 C NO145964 C NO 145964C NO 782748 A NO782748 A NO 782748A NO 782748 A NO782748 A NO 782748A NO 145964 C NO145964 C NO 145964C
- Authority
- NO
- Norway
- Prior art keywords
- dopping
- pulse
- wire
- device including
- filtering device
- 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
- G01S13/52—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
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)
- Surgical Instruments (AREA)
- Sheet Holders (AREA)
- Electrotherapy Devices (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7709119A SE409148B (sv) | 1977-08-12 | 1977-08-12 | Filteranordning ingaende i mottagaren hos en pulsdopplerradar |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO782748L NO782748L (no) | 1979-02-13 |
| NO145964B NO145964B (no) | 1982-03-22 |
| NO145964C true NO145964C (no) | 1982-06-30 |
Family
ID=20331986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO782748A NO145964C (no) | 1977-08-12 | 1978-08-11 | Filteranordning som inngaar i en pulsdopplerradar |
Country Status (10)
| Country | Link |
|---|---|
| CH (1) | CH632850A5 (fr) |
| DE (1) | DE2833050C2 (fr) |
| DK (1) | DK147428C (fr) |
| FI (1) | FI65863C (fr) |
| FR (1) | FR2400212A1 (fr) |
| GB (1) | GB2002617B (fr) |
| IT (1) | IT1098359B (fr) |
| NL (1) | NL187872C (fr) |
| NO (1) | NO145964C (fr) |
| SE (1) | SE409148B (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2632420B1 (fr) * | 1987-10-16 | 1990-10-12 | Thomson Csf | Procede et dispositif de compensation de la vitesse du fouillis dans un radar doppler coherent a vitesse ambigue variable |
| DE19654769A1 (de) * | 1996-12-30 | 1998-07-02 | Teves Gmbh Alfred | Verfahren und Vorrichtung zur Fahrzeugsteuerung bzw. -regelung |
| US6049302A (en) * | 1999-05-04 | 2000-04-11 | Boeing North American | Pulsed doppler radar system with small intermediate frequency filters |
| GB0301614D0 (en) * | 2003-01-24 | 2013-05-08 | Qinetiq Ltd | Target visibility enhancement system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3742500A (en) * | 1970-08-24 | 1973-06-26 | Raytheon Co | Mti radar |
| DE2212272A1 (de) * | 1971-03-17 | 1972-09-28 | Int Standard Electric Corp | Impulsdopplerradargeraet |
| US3962704A (en) * | 1974-05-31 | 1976-06-08 | Hughes Aircraft Company | Moving target indicator clutter tracker |
| US4035799A (en) * | 1975-11-04 | 1977-07-12 | The United States Of America As Represented By The Secretary Of The Navy | Digital mean clutter doppler compensation system |
-
1977
- 1977-08-12 SE SE7709119A patent/SE409148B/sv not_active IP Right Cessation
-
1978
- 1978-07-24 GB GB7830900A patent/GB2002617B/en not_active Expired
- 1978-07-26 FR FR7822113A patent/FR2400212A1/fr active Granted
- 1978-07-27 DE DE2833050A patent/DE2833050C2/de not_active Expired
- 1978-07-28 FI FI782352A patent/FI65863C/sv not_active IP Right Cessation
- 1978-08-02 NL NLAANVRAGE7808152,A patent/NL187872C/xx not_active IP Right Cessation
- 1978-08-10 IT IT26665/78A patent/IT1098359B/it active
- 1978-08-11 CH CH855578A patent/CH632850A5/de not_active IP Right Cessation
- 1978-08-11 NO NO782748A patent/NO145964C/no unknown
- 1978-08-11 DK DK356178A patent/DK147428C/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI782352A (fi) | 1979-02-13 |
| FI65863C (fi) | 1984-07-10 |
| GB2002617B (en) | 1982-02-10 |
| NL7808152A (nl) | 1979-02-14 |
| FR2400212A1 (fr) | 1979-03-09 |
| DK147428C (da) | 1985-02-11 |
| DE2833050A1 (de) | 1979-03-01 |
| FR2400212B1 (fr) | 1984-12-28 |
| NO145964B (no) | 1982-03-22 |
| SE7709119L (sv) | 1979-02-13 |
| NL187872C (nl) | 1992-02-03 |
| CH632850A5 (de) | 1982-10-29 |
| NO782748L (no) | 1979-02-13 |
| FI65863B (fi) | 1984-03-30 |
| DE2833050C2 (de) | 1986-08-07 |
| SE409148B (sv) | 1979-07-30 |
| GB2002617A (en) | 1979-02-21 |
| DK356178A (da) | 1979-02-13 |
| DK147428B (da) | 1984-07-30 |
| IT1098359B (it) | 1985-09-07 |
| IT7826665A0 (it) | 1978-08-10 |
| NL187872B (nl) | 1991-09-02 |
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