SE351300B - - Google Patents

Info

Publication number
SE351300B
SE351300B SE03999/70A SE399970A SE351300B SE 351300 B SE351300 B SE 351300B SE 03999/70 A SE03999/70 A SE 03999/70A SE 399970 A SE399970 A SE 399970A SE 351300 B SE351300 B SE 351300B
Authority
SE
Sweden
Application number
SE03999/70A
Inventor
D Kratzer
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of SE351300B publication Critical patent/SE351300B/xx

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
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/325—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of coded signals, e.g. P.S.K. signals
    • 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
    • G01S13/536—Discriminating between fixed and moving objects or between objects moving at different speeds using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves
    • 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
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • 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
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/64—Velocity measuring systems using range gates
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/34—Gain of receiver varied automatically during pulse-recurrence period, e.g. anti-clutter gain control

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)
SE03999/70A 1969-03-28 1970-03-24 SE351300B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81154769A 1969-03-28 1969-03-28

Publications (1)

Publication Number Publication Date
SE351300B true SE351300B (xx) 1972-11-20

Family

ID=25206847

Family Applications (1)

Application Number Title Priority Date Filing Date
SE03999/70A SE351300B (xx) 1969-03-28 1970-03-24

Country Status (5)

Country Link
US (1) US3614785A (xx)
CA (1) CA923605A (xx)
FR (1) FR2035961B1 (xx)
GB (1) GB1300157A (xx)
SE (1) SE351300B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1403485A (en) * 1961-11-14 1975-08-28 Secr Defence Radar systems
US3878527A (en) * 1970-10-07 1975-04-15 Itt Radiant energy receiver circuits
US3815131A (en) * 1971-11-29 1974-06-04 Sperry Rand Corp Cw surveillance radar system
US3882494A (en) * 1973-06-11 1975-05-06 Rca Corp Doppler correlation radar providing combined target detection and ranging
US3882495A (en) * 1973-06-11 1975-05-06 Rca Corp Doppler correlation radar providing coarse-range detection resolution
US3882493A (en) * 1973-06-11 1975-05-06 Rca Corp Doppler correlation radar exhibiting reduced time side lobes
US4143650A (en) * 1976-10-06 1979-03-13 Hoffmann-La Roche Inc. Directional doppler ultrasound systems for biosignal acquisition and method of using the same
GB2111736B (en) * 1981-11-12 1986-02-12 Standard Telephones Cables Ltd Radar or sonar system
SE467227B (sv) * 1989-09-12 1992-06-15 Nobeltech Systems Ab Radaranordning som kontinuerligt utsaender en modulerad baervaagssignal
CA2038825A1 (en) * 1990-03-30 1991-10-01 Akio Nagamune In-furnace slag level measuring apparatus
SE466974B (sv) * 1990-09-06 1992-05-04 Bofors Electronics Ab Radaranordning med modulerad baervaagssignal
SE466975B (sv) * 1990-09-06 1992-05-04 Bofors Electronics Ab Radaranordning med modulerad baervaagssignal
FR2666903B1 (fr) * 1990-09-18 1993-09-24 Snecma Procede telemetrique pour mesurer de courtes distances.
JP5398195B2 (ja) * 2007-08-31 2014-01-29 古野電気株式会社 レーダ装置
US10509117B1 (en) 2017-03-31 2019-12-17 The United States Of America, As Represented By The Secretary Of The Navy Continuous wave (CW) radar system for phase-coded time delayed transmit-receive leakage cancellation
US10877142B2 (en) * 2018-01-12 2020-12-29 Ronald Gene Lundgren Methods, systems and devices to augur imminent catastrophic events to personnel and assets and sound image a radar target using a radar's received doppler audio butterfly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3079599A (en) * 1961-08-07 1963-02-26 James W Caspers Aural detection system
FR1447998A (fr) * 1965-01-08 1966-08-05 Thomson Houston Comp Francaise Perfectionnements aux équipements de détection électromagnétique
US3562750A (en) * 1966-06-15 1971-02-09 Us Army Continuous wave correlation radar
US3386095A (en) * 1966-10-24 1968-05-28 Rca Corp Doppler type correlation system
US3388398A (en) * 1966-10-24 1968-06-11 Rca Corp Doppler type correlation system
US3386094A (en) * 1966-10-24 1968-05-28 Rca Corp Amplitude modulation cancellation for phase modulated correlation system

Also Published As

Publication number Publication date
DE2014925A1 (de) 1970-10-01
CA923605A (en) 1973-03-27
FR2035961B1 (xx) 1974-03-15
DE2014925B2 (de) 1972-09-28
US3614785A (en) 1971-10-19
FR2035961A1 (xx) 1970-12-24
GB1300157A (en) 1972-12-20

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