FR2716725B2 - Radar reception transmission method for clearing distance ambiguity, transceiver implementing such a method. - Google Patents
Radar reception transmission method for clearing distance ambiguity, transceiver implementing such a method.Info
- Publication number
- FR2716725B2 FR2716725B2 FR8419998A FR8419998A FR2716725B2 FR 2716725 B2 FR2716725 B2 FR 2716725B2 FR 8419998 A FR8419998 A FR 8419998A FR 8419998 A FR8419998 A FR 8419998A FR 2716725 B2 FR2716725 B2 FR 2716725B2
- Authority
- FR
- France
- Prior art keywords
- reception transmission
- radar reception
- transmission method
- distance ambiguity
- clearing distance
- 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 - Lifetime
Links
- 230000005540 biological transmission Effects 0.000 title 1
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
- G01S13/06—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
- G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
- G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
- G01S13/284—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses
- G01S13/288—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses phase modulated
-
- 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
-
- 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
- G01S13/30—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using more than one pulse per radar period
-
- 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)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8419998A FR2716725B2 (en) | 1984-12-28 | 1984-12-28 | Radar reception transmission method for clearing distance ambiguity, transceiver implementing such a method. |
| GB8513751A GB2285357B (en) | 1984-06-08 | 1985-05-31 | Radar transmission reception process for the removal of range ambiguity,transmitter-receiver implementing such a process |
| IT8567522A IT8567522A0 (en) | 1984-06-08 | 1985-06-06 | RADAR RECEPTION AND EMISSION PROCEDURE FOR THE ELIMINATION OF DISTANCE ENVIRONMENTS AND TRANSCEIVER USING THIS PROCEDURE |
| DE3520310A DE3520310C2 (en) | 1984-06-08 | 1985-06-07 | Procedure for eliminating the ambiguity of distance as well as transmitter in a pulse Doppler radar device and receiver for performing this procedure |
| CA000483381A CA1339156C (en) | 1984-06-08 | 1985-06-07 | Procede d'emission reception radar pour la levee d'ambiguite distance, emetteur-recepteur mettant en oeuvre un tel procede |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8419998A FR2716725B2 (en) | 1984-12-28 | 1984-12-28 | Radar reception transmission method for clearing distance ambiguity, transceiver implementing such a method. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2716725A2 FR2716725A2 (en) | 1995-09-01 |
| FR2716725B2 true FR2716725B2 (en) | 1996-07-12 |
Family
ID=9311089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8419998A Expired - Lifetime FR2716725B2 (en) | 1984-06-08 | 1984-12-28 | Radar reception transmission method for clearing distance ambiguity, transceiver implementing such a method. |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2716725B2 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3887918A (en) * | 1973-05-09 | 1975-06-03 | Itt | Multi-level digital coincidence detection |
| GB2029150A (en) * | 1978-03-21 | 1980-03-12 | Plessey Co Ltd | Radar systems |
| US4328495A (en) * | 1980-04-28 | 1982-05-04 | Honeywell Inc. | Unambiguous doppler radar |
| DE3215097A1 (en) * | 1981-04-27 | 1982-11-18 | International Standard Electric Corp., 10022 New York, N.Y. | Radar device, from which digitally coded pulses are emitted |
-
1984
- 1984-12-28 FR FR8419998A patent/FR2716725B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2716725A2 (en) | 1995-09-01 |
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