SE8902397D0 - HYDROPHONE - Google Patents
HYDROPHONEInfo
- Publication number
- SE8902397D0 SE8902397D0 SE19898902397A SE8902397A SE8902397D0 SE 8902397 D0 SE8902397 D0 SE 8902397D0 SE 19898902397 A SE19898902397 A SE 19898902397A SE 8902397 A SE8902397 A SE 8902397A SE 8902397 D0 SE8902397 D0 SE 8902397D0
- Authority
- SE
- Sweden
- Prior art keywords
- hydrophone
- Prior art date
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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/42—Simultaneous measurement of distance and other co-ordinates
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8808991 | 1988-07-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8902397D0 true SE8902397D0 (en) | 1989-07-03 |
SE8902397L SE8902397L (en) | 1995-06-16 |
Family
ID=9368023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8902397A SE8902397L (en) | 1988-07-04 | 1989-07-03 | Ways of detecting liquid objects and hydrophones for carrying out the method |
Country Status (3)
Country | Link |
---|---|
GB (1) | GB8915095D0 (en) |
IT (1) | IT8967442A0 (en) |
SE (1) | SE8902397L (en) |
-
1989
- 1989-06-06 IT IT8967442A patent/IT8967442A0/en unknown
- 1989-06-30 GB GBGB8915095.7A patent/GB8915095D0/en active Pending
- 1989-07-03 SE SE8902397A patent/SE8902397L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IT8967442A0 (en) | 1989-06-06 |
GB8915095D0 (en) | 1995-11-08 |
SE8902397L (en) | 1995-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8902397-2 |