GB2267755B - Passive acoustic range finding method - Google Patents
Passive acoustic range finding methodInfo
- Publication number
- GB2267755B GB2267755B GB8820419A GB8820419A GB2267755B GB 2267755 B GB2267755 B GB 2267755B GB 8820419 A GB8820419 A GB 8820419A GB 8820419 A GB8820419 A GB 8820419A GB 2267755 B GB2267755 B GB 2267755B
- Authority
- GB
- United Kingdom
- Prior art keywords
- range finding
- finding method
- passive acoustic
- acoustic range
- passive
- 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 - Fee Related
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
- 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
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8712154 | 1987-09-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8820419D0 GB8820419D0 (en) | 1993-08-04 |
GB2267755A GB2267755A (en) | 1993-12-15 |
GB2267755B true GB2267755B (en) | 1994-05-04 |
Family
ID=9354546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8820419A Expired - Fee Related GB2267755B (en) | 1987-09-01 | 1988-08-26 | Passive acoustic range finding method |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3829532A1 (en) |
GB (1) | GB2267755B (en) |
IT (1) | IT1241398B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2007221976B2 (en) * | 2006-10-19 | 2009-12-24 | Polycom, Inc. | Ultrasonic camera tracking system and associated methods |
CN102661686B (en) * | 2012-04-26 | 2014-04-16 | 哈尔滨工业大学 | Passive sound-based missile terminal velocity measurement system and measurement method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1030910A (en) * | 1955-07-13 | 1966-05-25 | Marconi Wireless Telegraph Co | Improvements in or relating to radio range finders |
GB1041589A (en) * | 1962-09-06 | 1966-09-07 | Mullard Ltd | Radio frequency range-measuring systems |
EP0237223A1 (en) * | 1986-02-25 | 1987-09-16 | Litton Systems, Inc. | Passive ranging method and apparatus |
-
1988
- 1988-07-21 IT IT8867682A patent/IT1241398B/en active
- 1988-08-26 GB GB8820419A patent/GB2267755B/en not_active Expired - Fee Related
- 1988-08-31 DE DE3829532A patent/DE3829532A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1030910A (en) * | 1955-07-13 | 1966-05-25 | Marconi Wireless Telegraph Co | Improvements in or relating to radio range finders |
GB1041589A (en) * | 1962-09-06 | 1966-09-07 | Mullard Ltd | Radio frequency range-measuring systems |
EP0237223A1 (en) * | 1986-02-25 | 1987-09-16 | Litton Systems, Inc. | Passive ranging method and apparatus |
Also Published As
Publication number | Publication date |
---|---|
GB8820419D0 (en) | 1993-08-04 |
IT8867682A0 (en) | 1988-07-21 |
GB2267755A (en) | 1993-12-15 |
IT1241398B (en) | 1994-01-10 |
DE3829532A1 (en) | 1993-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19940804 |