NL137773C - - Google Patents
Info
- Publication number
- NL137773C NL137773C NL137773DA NL137773C NL 137773 C NL137773 C NL 137773C NL 137773D A NL137773D A NL 137773DA NL 137773 C NL137773 C NL 137773C
- Authority
- NL
- Netherlands
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
- G01S15/04—Systems determining presence of a target
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/90—Sonar time varied gain control systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/905—Side lobe reduction or shading
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9968/60A GB908905A (en) | 1960-03-21 | 1960-03-21 | Improvements in echo-sounding equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
NL137773C true NL137773C (fr) |
Family
ID=9882094
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL137773D NL137773C (fr) | 1960-03-21 | ||
NL262568D NL262568A (fr) | 1960-03-21 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL262568D NL262568A (fr) | 1960-03-21 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3145363A (fr) |
BE (1) | BE601545A (fr) |
DE (1) | DE1226004B (fr) |
DK (1) | DK114323B (fr) |
ES (1) | ES265876A1 (fr) |
FR (1) | FR1284394A (fr) |
GB (1) | GB908905A (fr) |
NL (2) | NL262568A (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1104094A (en) * | 1963-11-29 | 1968-02-21 | Plessey Uk Ltd | Improvements in or relating to echo sounders |
GB1109443A (en) * | 1964-05-29 | 1968-04-10 | Smiths Industries Ltd | Echo-sounding apparatus for examining strata below the sea-bed |
US3368761A (en) * | 1965-10-15 | 1968-02-13 | Mack Trucks | Variable flow rate fuel injection nozzle |
US3416127A (en) * | 1968-01-02 | 1968-12-10 | Bendix Corp | Fish counting device |
GB8407512D0 (en) * | 1984-03-22 | 1984-05-31 | Salubre Investments | Processing of reflected signals |
EP0327656B1 (fr) * | 1988-02-11 | 1992-08-12 | Honeywell Regelsysteme GmbH | Commutateur de proximité à ultrasons |
JP2009300220A (ja) * | 2008-06-12 | 2009-12-24 | Furuno Electric Co Ltd | 水中探知装置 |
KR101578771B1 (ko) * | 2014-02-18 | 2015-12-18 | 노틸러스효성 주식회사 | 이매 검지용 초음파 센서 및 이를 이용한 이매 검지 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2476902A (en) * | 1948-06-10 | 1949-07-19 | Gen Precision Lab Inc | Depth sounder |
DE1019939B (de) * | 1952-06-21 | 1957-11-21 | Atlas Werke Ag | Verfahren zur selbsttaetigen Empfindlichkeitsregelung von Echoloten |
NL203812A (fr) * | 1957-01-24 | |||
BE560043A (fr) * | 1956-08-13 | |||
GB816119A (en) * | 1956-08-13 | 1959-07-08 | Marconi Wireless Telegraph Co | Improvements in or relating to sub-aqueous echo sounders for use in fishing |
-
0
- NL NL137773D patent/NL137773C/xx active
- NL NL262568D patent/NL262568A/xx unknown
-
1960
- 1960-03-21 GB GB9968/60A patent/GB908905A/en not_active Expired
-
1961
- 1961-03-15 US US95962A patent/US3145363A/en not_active Expired - Lifetime
- 1961-03-20 DE DEK43238A patent/DE1226004B/de active Pending
- 1961-03-20 ES ES0265876A patent/ES265876A1/es not_active Expired
- 1961-03-20 BE BE601545A patent/BE601545A/fr unknown
- 1961-03-20 DK DK117261AA patent/DK114323B/da unknown
- 1961-03-21 FR FR856301A patent/FR1284394A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES265876A1 (es) | 1961-09-16 |
DK114323B (da) | 1969-06-16 |
DE1226004B (de) | 1966-09-29 |
GB908905A (en) | 1962-10-24 |
BE601545A (fr) | 1961-07-17 |
US3145363A (en) | 1964-08-18 |
NL262568A (fr) | |
FR1284394A (fr) | 1962-02-09 |