NL224215A - - Google Patents
Info
- Publication number
- NL224215A NL224215A NL224215DA NL224215A NL 224215 A NL224215 A NL 224215A NL 224215D A NL224215D A NL 224215DA NL 224215 A NL224215 A NL 224215A
- Authority
- NL
- Netherlands
- Prior art keywords
- echo
- output
- pulse
- generator
- reference object
- 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
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/96—Sonar systems specially adapted for specific applications for locating fish
-
- 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
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/04—Display arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2640/57A GB839131A (en) | 1957-01-24 | 1957-01-24 | Improvements in and relating to echo-sounding and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
NL224215A true NL224215A (xx) |
Family
ID=9743135
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL110770D NL110770C (xx) | 1957-01-24 | ||
NL224215D NL224215A (xx) | 1957-01-24 | ||
NL203812D NL203812A (xx) | 1957-01-24 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL110770D NL110770C (xx) | 1957-01-24 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL203812D NL203812A (xx) | 1957-01-24 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3019411A (xx) |
BE (1) | BE544683A (xx) |
DE (1) | DE1193685B (xx) |
FR (2) | FR1140572A (xx) |
GB (3) | GB785001A (xx) |
NL (3) | NL203812A (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB811440A (en) * | 1957-12-05 | 1959-04-08 | Marconi Wireless Telegraph Co | Improvements in or relating to subaqueous echo sounders |
US3030608A (en) * | 1959-10-12 | 1962-04-17 | Gen Railway Signal Co | Detector for high-speed traffic |
US3110007A (en) * | 1959-10-14 | 1963-11-05 | Gen Signal Corp | Ultrasonic vehicle detector |
NL137773C (xx) * | 1960-03-21 | |||
GB1033988A (en) * | 1963-11-19 | 1966-06-22 | Smiths Industries Ltd | Improvements in or relating to echo sounding apparatus |
GB1104094A (en) * | 1963-11-29 | 1968-02-21 | Plessey Uk Ltd | Improvements in or relating to echo sounders |
DE1257641B (de) * | 1964-05-05 | 1967-12-28 | Beteiligungs & Patentverw Gmbh | Echolotverfahren fuer die Tiefseefischerei |
DE1516632B1 (de) * | 1966-05-05 | 1970-01-15 | Electroacustic Gmbh | Echolotgerät mit einstellbarer Tiefenbereichsanzeige und mit bodengebundener Tiefenbereichsanzeige, wobei die Tiefenbereichsanzeige als stehendes Bild auf dem Schirm einer Kathodenstrahlr¦hre als Anzeigeorgan erscheinen |
DE1516639B1 (de) * | 1966-12-21 | 1970-03-19 | Electroacustic Gmbh | Bodengebundene Anzeige mit Hilfe eines vor dem Aufzeichnungsimpuls ausgesandten Ausloeseimpulses,dessen Frequenz gegenueber der des Aufzeichnungsimpulses verschieden ist und bei der eine Trennung von Aufzeichnungsimpuls und Ausloeseimpuls auf der Empfangsseite durch Bandfilter erfolgt |
DE2924176C2 (de) * | 1979-06-15 | 1982-11-18 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur Darstellung von Rückstrahlortungssignalen zur Ausübung des Verfahrens |
DE4342277C2 (de) * | 1993-12-11 | 1996-02-08 | Beiersdorf Ag | Revolverkopf-Tragwalzenwickler |
WO2017130996A1 (ja) * | 2016-01-29 | 2017-08-03 | パナソニックIpマネジメント株式会社 | 距離測定装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2418136A (en) * | 1943-11-10 | 1947-04-01 | Bell Telephone Labor Inc | Acoustic range finder |
US2729803A (en) * | 1949-12-22 | 1956-01-03 | Raytheon Mfg Co | Recording depth sounder |
DE954221C (de) * | 1952-06-18 | 1956-12-13 | Atlas Werke Ag | Verfahren und Vorrichtung zum Aufzeichnen von ueber dem Grund stehenden Fischschwaermen od. dgl. Objekten durch Echolotung |
DE1012222B (de) * | 1954-12-13 | 1957-07-11 | Electroacustic Gmbh | Impulsgetastetes Echolotgeraet |
-
0
- NL NL110770D patent/NL110770C/xx active
- NL NL224215D patent/NL224215A/xx unknown
- BE BE544683D patent/BE544683A/xx unknown
- NL NL203812D patent/NL203812A/xx unknown
-
1955
- 1955-01-25 GB GB2237/55A patent/GB785001A/en not_active Expired
-
1956
- 1956-01-25 DE DEK27955A patent/DE1193685B/de active Pending
- 1956-01-25 FR FR1140572D patent/FR1140572A/fr not_active Expired
-
1957
- 1957-01-24 GB GB2640/57A patent/GB839131A/en not_active Expired
- 1957-01-24 GB GB25765/59A patent/GB839132A/en not_active Expired
-
1958
- 1958-01-21 US US710291A patent/US3019411A/en not_active Expired - Lifetime
- 1958-01-23 FR FR756554A patent/FR73126E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3019411A (en) | 1962-01-30 |
NL203812A (xx) | |
GB839132A (en) | 1960-06-29 |
BE544683A (xx) | |
NL110770C (xx) | |
GB839131A (en) | 1960-06-29 |
FR1140572A (fr) | 1957-07-29 |
DE1193685B (de) | 1965-05-26 |
FR73126E (fr) | 1960-09-23 |
GB785001A (en) | 1957-10-23 |
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