NO172085C - SONAR - Google Patents
SONARInfo
- Publication number
- NO172085C NO172085C NO873897A NO873897A NO172085C NO 172085 C NO172085 C NO 172085C NO 873897 A NO873897 A NO 873897A NO 873897 A NO873897 A NO 873897A NO 172085 C NO172085 C NO 172085C
- Authority
- NO
- Norway
- Prior art keywords
- sonar
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/56—Display arrangements
- G01S7/60—Display arrangements for providing a permanent recording
-
- 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
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
- G01S7/527—Extracting wanted echo signals
- G01S7/5276—Extracting wanted echo signals using analogue techniques
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Toys (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863633420 DE3633420A1 (en) | 1986-10-01 | 1986-10-01 | ECHO SOUNDER |
Publications (4)
Publication Number | Publication Date |
---|---|
NO873897D0 NO873897D0 (en) | 1987-09-17 |
NO873897L NO873897L (en) | 1988-04-05 |
NO172085B NO172085B (en) | 1993-02-22 |
NO172085C true NO172085C (en) | 1993-06-02 |
Family
ID=6310821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO873897A NO172085C (en) | 1986-10-01 | 1987-09-17 | SONAR |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0265634B1 (en) |
JP (1) | JPS6391586A (en) |
DE (2) | DE3633420A1 (en) |
DK (1) | DK514187A (en) |
NO (1) | NO172085C (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19927865B4 (en) † | 1999-05-07 | 2005-12-01 | Leuze Electronic Gmbh & Co Kg | Device for detecting objects |
AU2001220107A1 (en) | 2000-12-14 | 2002-06-24 | Pepperl + Fuchs Gmbh | Adaptive comparator circuit and acoustic distance sensor comprising said circuit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1516629B2 (en) * | 1965-11-29 | 1970-10-29 | Electroacustic Gmbh, 2300 Kiel | Method and device for recording two closely spaced submarine hall signals on current-sensitive paper |
DE1566848C3 (en) * | 1967-08-12 | 1975-07-10 | Fried. Krupp Gmbh, 4300 Essen | Switching arrangement for echo sounders |
US4052692A (en) * | 1975-11-24 | 1977-10-04 | Freeman Arthur W | Accentuator circuit for underwater acoustical devices |
DE3133079A1 (en) * | 1981-08-21 | 1983-03-10 | Honeywell-Elac-Nautik Gmbh, 2300 Kiel | Circuit arrangement for the improved reproduction of a close succession of echoes in an echo sounder |
-
1986
- 1986-10-01 DE DE19863633420 patent/DE3633420A1/en not_active Withdrawn
-
1987
- 1987-09-02 EP EP87112775A patent/EP0265634B1/en not_active Expired - Lifetime
- 1987-09-02 DE DE8787112775T patent/DE3775168D1/en not_active Expired - Fee Related
- 1987-09-17 NO NO873897A patent/NO172085C/en unknown
- 1987-09-28 JP JP62241032A patent/JPS6391586A/en active Pending
- 1987-09-30 DK DK514187A patent/DK514187A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO172085B (en) | 1993-02-22 |
JPS6391586A (en) | 1988-04-22 |
EP0265634B1 (en) | 1991-12-11 |
DE3633420A1 (en) | 1988-04-07 |
DE3775168D1 (en) | 1992-01-23 |
DK514187D0 (en) | 1987-09-30 |
NO873897D0 (en) | 1987-09-17 |
DK514187A (en) | 1988-04-02 |
EP0265634A1 (en) | 1988-05-04 |
NO873897L (en) | 1988-04-05 |
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