DE977990C - - Google Patents
Info
- Publication number
- DE977990C DE977990C DE1960977990 DE977990A DE977990C DE 977990 C DE977990 C DE 977990C DE 1960977990 DE1960977990 DE 1960977990 DE 977990 A DE977990 A DE 977990A DE 977990 C DE977990 C DE 977990C
- Authority
- DE
- Germany
- Prior art keywords
- echo
- phase
- target
- pulse
- carrier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DET0018966 | 1960-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE977990C true DE977990C (US08063081-20111122-C00044.png) | 1974-12-12 |
Family
ID=7549142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1960977990 Expired DE977990C (US08063081-20111122-C00044.png) | 1960-09-03 | 1960-09-03 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE977990C (US08063081-20111122-C00044.png) |
| FR (1) | FR1605372A (US08063081-20111122-C00044.png) |
| GB (1) | GB1380040A (US08063081-20111122-C00044.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2738832C2 (de) * | 1977-08-29 | 1979-06-28 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Verschiebung des Ciutterspektrums bei einem Radarempfänger |
-
1960
- 1960-09-03 DE DE1960977990 patent/DE977990C/de not_active Expired
-
1961
- 1961-08-31 GB GB3131661A patent/GB1380040A/en not_active Expired
- 1961-09-02 FR FR872201A patent/FR1605372A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1605372A (US08063081-20111122-C00044.png) | 1975-02-28 |
| GB1380040A (en) | 1975-01-08 |
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