BE557101A - - Google Patents
Info
- Publication number
- BE557101A BE557101A BE557101DA BE557101A BE 557101 A BE557101 A BE 557101A BE 557101D A BE557101D A BE 557101DA BE 557101 A BE557101 A BE 557101A
- Authority
- BE
- Belgium
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/20—Inserts
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- 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
- Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB13437/56A GB865111A (en) | 1956-05-01 | 1956-05-01 | Improvements in and relating to echo ranging and like systems |
Publications (1)
Publication Number | Publication Date |
---|---|
BE557101A true BE557101A (bg) |
Family
ID=10022977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE557101D BE557101A (bg) | 1956-05-01 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3098210A (bg) |
BE (1) | BE557101A (bg) |
DE (1) | DE1136248B (bg) |
FR (1) | FR1174404A (bg) |
GB (1) | GB865111A (bg) |
NL (2) | NL113463C (bg) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2330007A1 (fr) * | 1975-11-03 | 1977-05-27 | Jones & Laughlin Steel Corp | Systeme d'examen d'une piece par ultrasons |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1266669B (de) * | 1962-10-19 | 1968-04-18 | Electroacustic Gmbh | Verfahren und Vorrichtung zum getrennten Aufzeichnen von ueber dem Meeresgrund befindlichen Reflektoren, z. B. von Fischschwaermen, durch Echolotung |
US3309650A (en) * | 1963-09-24 | 1967-03-14 | Ross Lab Inc | Pulse-echo sounder system |
DE1270452B (de) * | 1964-01-10 | 1968-06-12 | Electroacustic Gmbh | Echolotgeraet zur auswertbaren Aufzeichnung von Echos, deren Amplituden von sehr unterschiedlicher Groesse sind |
DE1275919B (de) * | 1964-01-23 | 1968-08-22 | Electroacustic Gmbh | Verfahren und Vorrichtung zur unterschiedlichen Echoanzeige von verschiedenen oder vielschichtigen Objekten |
US3497867A (en) * | 1966-02-03 | 1970-02-24 | Electroacustic Gmbh | Sonar method and apparatus for recording reflectors,for example schools of fish |
US3975704A (en) * | 1974-11-04 | 1976-08-17 | Klein Associates, Inc. | Method of and apparatus for sonar and related signal texture enhancement of recording media |
US4052692A (en) * | 1975-11-24 | 1977-10-04 | Freeman Arthur W | Accentuator circuit for underwater acoustical devices |
US4380807A (en) * | 1979-10-03 | 1983-04-19 | Polaroid Corporation | Echo recognition system |
US4308601A (en) * | 1980-06-27 | 1981-12-29 | David R. Plotnik | Echo ranging apparatus and method |
US4829493A (en) * | 1985-06-14 | 1989-05-09 | Techsonic Industries, Inc. | Sonar fish and bottom finder and display |
US4873676A (en) * | 1985-06-14 | 1989-10-10 | Techsonic Industries, Inc. | Sonar depth sounder apparatus |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2333688A (en) * | 1937-10-29 | 1943-11-09 | Rca Corp | Distance measuring system |
US2400309A (en) * | 1941-10-31 | 1946-05-14 | Baldwin Co | Oscillation generator |
US2539553A (en) * | 1945-10-19 | 1951-01-30 | Raytheon Mfg Co | Recording system |
US2502938A (en) * | 1947-05-21 | 1950-04-04 | Raytheon Mfg Co | Sound ranging distance measuring system |
US2656531A (en) * | 1950-09-12 | 1953-10-20 | Atlas David | Device to permit radar contour mapping of rain intensity in rainstorms |
US2786993A (en) * | 1953-03-10 | 1957-03-26 | Du Mont Allen B Lab Inc | Radar controur circuit |
US2861254A (en) * | 1954-06-15 | 1958-11-18 | Clevite Corp | Pulse-echo system |
US2853824A (en) * | 1954-09-27 | 1958-09-30 | Pye Marine Ltd | Submarine echo-sounding apparatus for fishing vessels |
US2859437A (en) * | 1954-10-12 | 1958-11-04 | Atlas David | Radar contour mapping device |
-
0
- BE BE557101D patent/BE557101A/xx unknown
- NL NL216748D patent/NL216748A/xx unknown
- NL NL113463D patent/NL113463C/xx active
-
1956
- 1956-05-01 GB GB13437/56A patent/GB865111A/en not_active Expired
-
1957
- 1957-04-26 US US655212D patent/US3098210A/en not_active Expired - Lifetime
- 1957-04-30 DE DEK31823A patent/DE1136248B/de active Pending
- 1957-04-30 FR FR1174404D patent/FR1174404A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2330007A1 (fr) * | 1975-11-03 | 1977-05-27 | Jones & Laughlin Steel Corp | Systeme d'examen d'une piece par ultrasons |
Also Published As
Publication number | Publication date |
---|---|
FR1174404A (fr) | 1959-03-11 |
NL113463C (bg) | |
NL216748A (bg) | |
DE1136248B (de) | 1962-09-06 |
US3098210A (en) | 1963-07-16 |
GB865111A (en) | 1961-04-12 |