TW258712B - - Google Patents

Info

Publication number
TW258712B
TW258712B TW083102698A TW83102698A TW258712B TW 258712 B TW258712 B TW 258712B TW 083102698 A TW083102698 A TW 083102698A TW 83102698 A TW83102698 A TW 83102698A TW 258712 B TW258712 B TW 258712B
Authority
TW
Taiwan
Application number
TW083102698A
Other languages
Chinese (zh)
Original Assignee
Coastal & Offshore Pacific 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 Coastal & Offshore Pacific Corp filed Critical Coastal & Offshore Pacific Corp
Application granted granted Critical
Publication of TW258712B publication Critical patent/TW258712B/zh

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source
    • 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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
    • G01S5/28—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
TW083102698A 1993-11-19 1994-03-28 TW258712B (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/155,950 US5410519A (en) 1993-11-19 1993-11-19 Acoustic tracking system

Publications (1)

Publication Number Publication Date
TW258712B true TW258712B (en:Method) 1995-10-01

Family

ID=22557438

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083102698A TW258712B (en:Method) 1993-11-19 1994-03-28

Country Status (4)

Country Link
US (2) US5410519A (en:Method)
AU (1) AU1396095A (en:Method)
TW (1) TW258712B (en:Method)
WO (1) WO1995014242A1 (en:Method)

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Also Published As

Publication number Publication date
US5410519A (en) 1995-04-25
US5563849A (en) 1996-10-08
WO1995014242A1 (en) 1995-05-26
AU1396095A (en) 1995-06-06

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