FI910838A - System foer hydroakustisk avstaondsmaetning. - Google Patents
System foer hydroakustisk avstaondsmaetning. Download PDFInfo
- Publication number
- FI910838A FI910838A FI910838A FI910838A FI910838A FI 910838 A FI910838 A FI 910838A FI 910838 A FI910838 A FI 910838A FI 910838 A FI910838 A FI 910838A FI 910838 A FI910838 A FI 910838A
- Authority
- FI
- Finland
- Prior art keywords
- pulses
- hydro
- abovementioned
- predetermined
- acoustic
- Prior art date
Links
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/482,657 US5031159A (en) | 1990-02-21 | 1990-02-21 | Hydroacoustic ranging system |
US48265790 | 1990-02-21 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI910838A0 FI910838A0 (fi) | 1991-02-21 |
FI910838A true FI910838A (fi) | 1991-08-22 |
FI103612B FI103612B (fi) | 1999-07-30 |
FI103612B1 FI103612B1 (fi) | 1999-07-30 |
Family
ID=23916913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI910838A FI103612B1 (fi) | 1990-02-21 | 1991-02-21 | Hydroakustinen etäisyyden mittausjärjestelmä |
Country Status (5)
Country | Link |
---|---|
CA (1) | CA2036124C (fi) |
DE (1) | DE69125747T2 (fi) |
FI (1) | FI103612B1 (fi) |
NO (1) | NO302720B1 (fi) |
NZ (1) | NZ237024A (fi) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG137726A1 (en) * | 2006-06-06 | 2007-12-28 | Sony Corp | A method and apparatus for measuring distance between a target and a receiver in a ranging system |
EP3610286A4 (en) * | 2017-04-11 | 2020-09-02 | Portland State University | BROADBAND SOUND POSITIONING WITH PRECISION CALIBRATION AND JOINT PARAMETER ESTIMATION |
-
1991
- 1991-02-05 NZ NZ23702491A patent/NZ237024A/xx unknown
- 1991-02-08 DE DE1991625747 patent/DE69125747T2/de not_active Expired - Lifetime
- 1991-02-11 CA CA 2036124 patent/CA2036124C/en not_active Expired - Lifetime
- 1991-02-19 NO NO910659A patent/NO302720B1/no not_active IP Right Cessation
- 1991-02-21 FI FI910838A patent/FI103612B1/fi active
Also Published As
Publication number | Publication date |
---|---|
CA2036124A1 (en) | 1991-08-22 |
NO910659L (no) | 1991-08-22 |
NO910659D0 (no) | 1991-02-19 |
DE69125747D1 (de) | 1997-05-28 |
FI103612B (fi) | 1999-07-30 |
FI103612B1 (fi) | 1999-07-30 |
CA2036124C (en) | 2000-05-02 |
DE69125747T2 (de) | 1997-10-23 |
FI910838A0 (fi) | 1991-02-21 |
NO302720B1 (no) | 1998-04-14 |
NZ237024A (en) | 1993-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GB | Transfer or assigment of application |
Owner name: INPUT/OUTPUT, INC. |