CA1013839A - Navigational and collision avoidance apparatus - Google Patents

Navigational and collision avoidance apparatus

Info

Publication number
CA1013839A
CA1013839A CA167,995A CA167995A CA1013839A CA 1013839 A CA1013839 A CA 1013839A CA 167995 A CA167995 A CA 167995A CA 1013839 A CA1013839 A CA 1013839A
Authority
CA
Canada
Prior art keywords
navigational
collision avoidance
avoidance apparatus
collision
avoidance
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
CA167,995A
Other versions
CA167995S (en
Inventor
John R. Mann
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
Application granted granted Critical
Publication of CA1013839A publication Critical patent/CA1013839A/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; CALCULATING OR 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
CA167,995A 1972-04-13 1973-04-05 Navigational and collision avoidance apparatus Expired CA1013839A (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
CA1013839A true CA1013839A (en) 1977-07-12

Family

ID=22919566

Family Applications (1)

Application Number Title Priority Date Filing Date
CA167,995A Expired CA1013839A (en) 1972-04-13 1973-04-05 Navigational and collision avoidance apparatus

Country Status (8)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2412024A1 (en) * 1974-03-13 1975-09-25 Hans E Dr Ing Speckter Radar system location accuracy improvement - is by increasing azimuth resolution in passively reflecting targets
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 (en) * 1981-06-03 1986-09-25 Siemens AG, 1000 Berlin und 8000 München Method for determining the center of the target in pulse radar receivers
JPS61254874A (en) * 1985-05-07 1986-11-12 Tech Res & Dev Inst Of Japan Def Agency Target discriminating system
JPS6357173A (en) * 1986-08-27 1988-03-11 Nippon Pillar Packing Co Ltd Dressing material for grinding stone
JPS6377606U (en) * 1987-10-27 1988-05-23
CH681257A5 (en) * 1990-09-18 1993-02-15 Jfs Electronic Sturtzel & Co A
CN102079109A (en) * 2010-11-27 2011-06-01 常州华中集团有限公司 Diamond saw blade and machining process thereof
CN110175186B (en) * 2019-05-15 2023-09-26 中国舰船研究设计中心 Intelligent ship environment threat target sensing system and method

Also Published As

Publication number Publication date
DE2318856A1 (en) 1973-10-25
NL7305217A (en) 1973-10-16
JPS498995A (en) 1974-01-26
GB1432448A (en) 1976-04-14
IT977976B (en) 1974-09-20
NO142766C (en) 1980-10-08
SU648141A3 (en) 1979-02-15
NO142766B (en) 1980-06-30

Similar Documents

Publication Publication Date Title
CA996665A (en) Navigational computing apparatus
AU476232B2 (en) Alarm apparatus
IL42009A (en) Navigation and collision avoidance system for aircrafts
CA1015191A (en) Roadside safety apparatus
CA1031842A (en) Velocity responsive apparatus
AU475772B2 (en) Pulse radar apparatus
CA984360A (en) Granulating apparatus
CA1013839A (en) Navigational and collision avoidance apparatus
CA973964A (en) Time-to-collision circuitry for collision warning system
AU471261B2 (en) Device for forming graphics
CA981007A (en) Shaving apparatus
CA968048A (en) Navigational and collision avoidance apparatus
CA975167A (en) Vehicle identification apparatus
CA978063A (en) Location apparatus
AU471820B2 (en) Transportation apparatus
CA915811A (en) Navigational apparatus
CA897809A (en) Radar apparatus and systems
CA877566A (en) Air navigation and collision avoidance system
CA908212A (en) Collision sensor
CA891141A (en) Doppler apparatus
CA899148A (en) Emulsification process
AU478263B2 (en) Granulating apparatus
CA916185A (en) Decurl apparatus
CA898321A (en) Velocity detection apparatus
CA975168A (en) Vehicle identification apparatus