NO120461B - - Google Patents
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- Publication number
- NO120461B NO120461B NO155782A NO15578264A NO120461B NO 120461 B NO120461 B NO 120461B NO 155782 A NO155782 A NO 155782A NO 15578264 A NO15578264 A NO 15578264A NO 120461 B NO120461 B NO 120461B
- Authority
- NO
- Norway
- Prior art keywords
- voltage
- echo
- echo signal
- channel
- display device
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 23
- 230000000694 effects Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000001603 reducing effect Effects 0.000 claims description 7
- 238000005476 soldering Methods 0.000 description 29
- 241000251468 Actinopterygii Species 0.000 description 28
- 238000002592 echocardiography Methods 0.000 description 19
- 239000003990 capacitor Substances 0.000 description 10
- 238000012937 correction Methods 0.000 description 7
- 230000000875 corresponding effect Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 230000004304 visual acuity Effects 0.000 description 3
- 230000001944 accentuation Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241001422033 Thestylus Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003828 downregulation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000009123 feedback regulation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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
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)
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 |
|---|---|
| NO120461B true NO120461B (bg) | 1970-10-19 |
Family
ID=7072078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO155782A NO120461B (bg) | 1964-01-23 | 1964-11-27 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3332056A (bg) |
| BE (1) | BE657951A (bg) |
| DE (1) | DE1275919B (bg) |
| FR (1) | FR1422454A (bg) |
| GB (1) | GB1097445A (bg) |
| NO (1) | NO120461B (bg) |
| SE (1) | SE328809B (bg) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO130133B (bg) * | 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 |
| BE557101A (bg) * | 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. |
| NL265189A (bg) * | 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 |
|---|---|
| GB1097445A (en) | 1968-01-03 |
| DE1275919B (de) | 1968-08-22 |
| FR1422454A (fr) | 1965-12-24 |
| BE657951A (bg) | 1965-04-30 |
| US3332056A (en) | 1967-07-18 |
| SE328809B (bg) | 1970-09-21 |
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