BE657951A - - Google Patents
Info
- Publication number
- BE657951A BE657951A BE657951A BE657951A BE657951A BE 657951 A BE657951 A BE 657951A BE 657951 A BE657951 A BE 657951A BE 657951 A BE657951 A BE 657951A BE 657951 A BE657951 A BE 657951A
- 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
- 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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEE26281A DE1275919B (de) | 1964-01-23 | 1964-01-23 | Verfahren und Vorrichtung zur unterschiedlichen Echoanzeige von verschiedenen oder vielschichtigen Objekten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE657951A true BE657951A (xx) | 1965-04-30 |
Family
ID=7072078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE657951A BE657951A (xx) | 1964-01-23 | 1965-01-06 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3332056A (xx) |
| BE (1) | BE657951A (xx) |
| DE (1) | DE1275919B (xx) |
| FR (1) | FR1422454A (xx) |
| GB (1) | GB1097445A (xx) |
| NO (1) | NO120461B (xx) |
| SE (1) | SE328809B (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO130133B (xx) * | 1969-05-28 | 1974-07-08 | Krupp Gmbh | |
| US4081783A (en) * | 1975-09-26 | 1978-03-28 | Keisuke Honda | Fish finder capable of discriminating sizes of fish |
| US4052692A (en) * | 1975-11-24 | 1977-10-04 | Freeman Arthur W | Accentuator circuit for underwater acoustical devices |
| US4369508A (en) * | 1978-12-15 | 1983-01-18 | Lowrance Electronics, Inc. | Sonar having signal amplitude differentiation and noise suppression |
| US4410966A (en) * | 1981-05-08 | 1983-10-18 | The United States Of America As Represented By The Administrator Of Environmental Protection Agency | Method and apparatus for detection of insoluble sinking pollutants |
| DE3133080C2 (de) * | 1981-08-21 | 1983-05-26 | Honeywell-Elac-Nautik Gmbh, 2300 Kiel | Schaltungsanordnung für Echolotgeräte |
| US4597069A (en) * | 1983-10-17 | 1986-06-24 | Transdynamics Inc. | Depthsounder/fish finder |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2558868A (en) * | 1946-07-01 | 1951-07-03 | Socony Vacuum Oil Co Inc | Seismic recording system |
| US2728900A (en) * | 1948-08-03 | 1955-12-27 | Honeywell Regulator Co | Pulse timing and receiver automatic gain control in pulsed object-locating systems |
| US2987701A (en) * | 1955-05-31 | 1961-06-06 | California Research Corp | Methods and apparatus for eliminating singing components from seismic signals |
| DE1103819B (de) * | 1955-08-08 | 1961-03-30 | Electroacustic Gmbh | Impulsecholotgeraet fuer Unterwasserschallortung |
| NL216748A (xx) * | 1956-05-01 | |||
| DK89938C (da) * | 1956-07-28 | 1960-10-31 | Atlas Werke Ag | Fremgangsmåde til optegning af modtagne ekko ved ekkolodning samt forstærkerkoblinger til brug ved gennemførelse af fremgangsmåden. |
| GB907060A (xx) * | 1960-05-26 |
-
1964
- 1964-01-23 DE DEE26281A patent/DE1275919B/de active Pending
- 1964-11-27 NO NO155782A patent/NO120461B/no unknown
- 1964-12-08 SE SE14810/64A patent/SE328809B/xx unknown
-
1965
- 1965-01-06 BE BE657951A patent/BE657951A/xx unknown
- 1965-01-07 FR FR1064A patent/FR1422454A/fr not_active Expired
- 1965-01-25 US US427984A patent/US3332056A/en not_active Expired - Lifetime
- 1965-01-25 GB GB3212/65A patent/GB1097445A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1275919B (de) | 1968-08-22 |
| FR1422454A (fr) | 1965-12-24 |
| NO120461B (xx) | 1970-10-19 |
| US3332056A (en) | 1967-07-18 |
| SE328809B (xx) | 1970-09-21 |
| GB1097445A (en) | 1968-01-03 |