GB1432448A - Target evaluation apparatus for collision avoidance - Google Patents

Target evaluation apparatus for collision avoidance

Info

Publication number
GB1432448A
GB1432448A GB1792773A GB1792773A GB1432448A GB 1432448 A GB1432448 A GB 1432448A GB 1792773 A GB1792773 A GB 1792773A GB 1792773 A GB1792773 A GB 1792773A GB 1432448 A GB1432448 A GB 1432448A
Authority
GB
United Kingdom
Prior art keywords
target
radar
ship
bits
envelope
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
Application number
GB1792773A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IOTRON CORP
Original Assignee
IOTRON 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
Priority claimed from US05/243,646 external-priority patent/US3981008A/en
Application filed by IOTRON CORP filed Critical IOTRON CORP
Publication of GB1432448A publication Critical patent/GB1432448A/en
Expired legal-status Critical Current

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
    • 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
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • 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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/937—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of marine craft
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/255—Detecting or recognising potential candidate objects based on visual cues, e.g. shapes

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Lubricants (AREA)
  • Catching Or Destruction (AREA)
GB1792773A 1972-04-13 1973-04-13 Target evaluation apparatus for collision avoidance Expired GB1432448A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/243,646 US3981008A (en) 1969-12-15 1972-04-13 Navigational and collision avoidance apparatus

Publications (1)

Publication Number Publication Date
GB1432448A true GB1432448A (en) 1976-04-14

Family

ID=22919566

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1792773A Expired GB1432448A (en) 1972-04-13 1973-04-13 Target evaluation apparatus for collision avoidance

Country Status (8)

Country Link
JP (1) JPS498995A (enrdf_load_stackoverflow)
CA (1) CA1013839A (enrdf_load_stackoverflow)
DE (1) DE2318856A1 (enrdf_load_stackoverflow)
GB (1) GB1432448A (enrdf_load_stackoverflow)
IT (1) IT977976B (enrdf_load_stackoverflow)
NL (1) NL7305217A (enrdf_load_stackoverflow)
NO (1) NO142766C (enrdf_load_stackoverflow)
SU (1) SU648141A3 (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2412024A1 (de) * 1974-03-13 1975-09-25 Hans E Dr Ing Speckter Verfahren zur verbesserung der ortungsgenauigkeit von radaranlagen
JPS53106987A (en) * 1977-02-28 1978-09-18 Heijirou Fukuda Method of continuously manufacturing resinnbonded thin layer artificial grinding wheel for use in cutting hard materials
DE3122071C2 (de) * 1981-06-03 1986-09-25 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Zielmittenbestimmung in Puls-Radarempfängern
JPS61254874A (ja) * 1985-05-07 1986-11-12 Tech Res & Dev Inst Of Japan Def Agency 目標識別方式
JPS6357173A (ja) * 1986-08-27 1988-03-11 Nippon Pillar Packing Co Ltd 砥石のドレッシング材
JPS6377606U (enrdf_load_stackoverflow) * 1987-10-27 1988-05-23
CH681257A5 (enrdf_load_stackoverflow) * 1990-09-18 1993-02-15 Jfs Electronic Sturtzel & Co A
CN102079109A (zh) * 2010-11-27 2011-06-01 常州华中集团有限公司 一种金刚石锯片及其加工工艺
CN110175186B (zh) * 2019-05-15 2023-09-26 中国舰船研究设计中心 一种智能船舶环境威胁目标感知系统及方法

Also Published As

Publication number Publication date
DE2318856A1 (de) 1973-10-25
IT977976B (it) 1974-09-20
SU648141A3 (ru) 1979-02-15
NO142766B (no) 1980-06-30
NO142766C (no) 1980-10-08
JPS498995A (enrdf_load_stackoverflow) 1974-01-26
NL7305217A (enrdf_load_stackoverflow) 1973-10-16
CA1013839A (en) 1977-07-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee