NL7410811A - METHOD AND ARRANGEMENT FOR ELIMINATING ECHO SIGNALS FROM FIXED OR SLOW-MOVING TARGETS, AMONG THE ECHO SIGNALS RECEIVED BY A RECEIVER WITH A ROTATING ANTENNA. - Google Patents

METHOD AND ARRANGEMENT FOR ELIMINATING ECHO SIGNALS FROM FIXED OR SLOW-MOVING TARGETS, AMONG THE ECHO SIGNALS RECEIVED BY A RECEIVER WITH A ROTATING ANTENNA.

Info

Publication number
NL7410811A
NL7410811A NL7410811A NL7410811A NL7410811A NL 7410811 A NL7410811 A NL 7410811A NL 7410811 A NL7410811 A NL 7410811A NL 7410811 A NL7410811 A NL 7410811A NL 7410811 A NL7410811 A NL 7410811A
Authority
NL
Netherlands
Prior art keywords
echo signals
slow
receiver
arrangement
fixed
Prior art date
Application number
NL7410811A
Other languages
Dutch (nl)
Original Assignee
Nouvelles Tech Radioelectrique
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nouvelles Tech Radioelectrique filed Critical Nouvelles Tech Radioelectrique
Publication of NL7410811A publication Critical patent/NL7410811A/en

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
    • G01S13/538—Discriminating between fixed and moving objects or between objects moving at different speeds eliminating objects that have not moved between successive antenna scans, e.g. area MTi

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)
NL7410811A 1973-08-13 1974-08-13 METHOD AND ARRANGEMENT FOR ELIMINATING ECHO SIGNALS FROM FIXED OR SLOW-MOVING TARGETS, AMONG THE ECHO SIGNALS RECEIVED BY A RECEIVER WITH A ROTATING ANTENNA. NL7410811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7329521A FR2241077A1 (en) 1973-08-13 1973-08-13 Stationary or slow moving echo eliminator for radar display - field divided into small zones and moving of echo to successive zones detected

Publications (1)

Publication Number Publication Date
NL7410811A true NL7410811A (en) 1975-02-17

Family

ID=9123935

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7410811A NL7410811A (en) 1973-08-13 1974-08-13 METHOD AND ARRANGEMENT FOR ELIMINATING ECHO SIGNALS FROM FIXED OR SLOW-MOVING TARGETS, AMONG THE ECHO SIGNALS RECEIVED BY A RECEIVER WITH A ROTATING ANTENNA.

Country Status (3)

Country Link
DE (1) DE2438837C3 (en)
FR (1) FR2241077A1 (en)
NL (1) NL7410811A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457496A1 (en) * 1979-05-23 1980-12-19 Thomson Csf ECHO ELIMINATION DEVICE CORRESPONDING TO FIXED OR LOW SPEED TARGETS, ESPECIALLY ASSOCIATED WITH AIRPORT RADAR EQUIPMENT
FR2487078A1 (en) * 1980-07-16 1982-01-22 Thomson Csf DEVICE FOR DETECTING MOBILE TARGETS IN A RADAR AND RADAR SYSTEM COMPRISING SUCH A DEVICE
NL8103178A (en) * 1981-07-02 1983-02-01 Hollandse Signaalapparaten Bv SEARCH RADAR DEVICE.
EP0188757A1 (en) * 1984-12-20 1986-07-30 Siemens Aktiengesellschaft Microwave intrusion alarm system
EP0528077A1 (en) * 1991-08-20 1993-02-24 Selbourne Limited Airborne radar system with a camera for tracking low flying objects
NL9102125A (en) * 1991-12-19 1993-07-16 Hollandse Signaalapparaten Bv RADAR DEVICE WITH A COHERENT CLUTTER FOLDER.

Also Published As

Publication number Publication date
DE2438837C3 (en) 1978-04-13
DE2438837B2 (en) 1977-08-11
FR2241077A1 (en) 1975-03-14
FR2241077B1 (en) 1977-08-05
DE2438837A1 (en) 1975-05-07

Similar Documents

Publication Publication Date Title
NL7312104A (en) TRANSMISSION SYSTEM WITH A TRANSMITTER AND A RECEIVER FOR TRANSMISSION OF INFORMATION SIGNALS USING A PULSE CODE.
NL7414835A (en) RECEIVER FOR FREQUENCY MODULATED SIGNALS.
NL178464C (en) WINDSCREEN, EQUIPPED WITH AN ANTENNA FOR THE RECEPTION OF TWO SEPARATE FREQUENCY BANDS AND METHOD FOR ADJUSTING THE ANTENNA.
NL176292C (en) ROLLER STRUCTURE FOR A WINDOW, DOOR OR THE LIKE.
NL7602556A (en) ANTENNA WITH SELECTIVE GAIN REDUCTION.
NL7410811A (en) METHOD AND ARRANGEMENT FOR ELIMINATING ECHO SIGNALS FROM FIXED OR SLOW-MOVING TARGETS, AMONG THE ECHO SIGNALS RECEIVED BY A RECEIVER WITH A ROTATING ANTENNA.
NL157472B (en) RECEIVER FOR RECEPTION OF PRESCRIBED TRANSMISSION BAND INFORMATION PULSE SIGNALS.
NL7400760A (en) TRANSMISSION SYSTEM FOR FIXED CLOCK PULSE SIGNALS.
NL7411756A (en) OPTIMAL DETERMINATION OF SIGNALS AFFECTED BY INTERFERENCE OR NOURISHING SIGNALS.
NL160691B (en) SYSTEM FOR TRANSMISSION OF INFORMATION SIGNALS BY PULSE CODE MODULATION.
NL7408243A (en) TRANSMISSION SYSTEM FOR FIXED CLOCK PULSE SIGNALS.
NL7703443A (en) FREQUENCY CONTROL FOR FREQUENCY-FAST PULSE RADAR.
NL189625C (en) MTI FILTER IN THE RECEPTION OF A RADAR SYSTEM.
NL7414577A (en) METHOD AND DEVICE FOR CONTROLLING THE FREQUENCY OF AN OSCILLATOR AND RADAR RECEIVER USING THE DEVICE.
NL182246B (en) DOPPLER RADAR WITH A SWITCHING DEVICE FOR DISTINCTION BETWEEN DESIRED AND UNWANTED SIGNALS.
NL6710313A (en) DEVICE FOR IMPROVING THE SIGNAL / NOISE RATIO OF SIGNALS, RECEIVED BY MULTI-ELEMENT ANTENNAS.
NL7501341A (en) RECEIVER FOR RECEPTION OF SIGNALS TRANSFERRED BY PULSE CODE MODULATION.
NL187872C (en) FILTER FOR THE RECEIVER OF A PULSE DOPPLER RADAR.
NL162212C (en) Pulse doppler radar receiver with an interference suppression circuit.
NL161354C (en) DOPPLER SIGNAL RECEIVER FOR DETERMINING THE HEART RATE.
NL160089C (en) PULS-DOPPLER RADAR RECEIVER WITH A RUNTIME FILTER FOR TRANSMISSION OF ECHO PULSES FROM MOVING TARGETS AND FOR SUPPRESSING ECHO PULSES FROM FIXED TARGETS.
NL174989C (en) METHOD FOR Suppressing UNWANTED SIGNALS IN A DOPPLER RADAR, OPERATING WITH A PULSE REDUCTION FREQUENCY SHIFT
NL152364B (en) PULSE DOPPLER RADAR SYSTEM WITH REMOTE CHANNELS.
NL148162B (en) PULSE DOPPLER RADAR RECEIVER.
NL163325C (en) PULSE DOPPLER RADAR RECEIVER.

Legal Events

Date Code Title Description
BV The patent application has lapsed