NO872300D0 - Fremgangsmaate til bestemmelse av ekkohastighet. - Google Patents
Fremgangsmaate til bestemmelse av ekkohastighet.Info
- Publication number
- NO872300D0 NO872300D0 NO872300A NO872300A NO872300D0 NO 872300 D0 NO872300 D0 NO 872300D0 NO 872300 A NO872300 A NO 872300A NO 872300 A NO872300 A NO 872300A NO 872300 D0 NO872300 D0 NO 872300D0
- Authority
- NO
- Norway
- Prior art keywords
- procedure
- determining echo
- echo speed
- speed
- determining
- 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
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S15/18—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
-
- 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
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8902—Side-looking sonar
-
- 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
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863619253 DE3619253A1 (de) | 1986-06-07 | 1986-06-07 | Verfahren zur akustischen vermessung des oberflaechenprofils eines gewaessergrundes |
DE19873705286 DE3705286A1 (de) | 1987-02-19 | 1987-02-19 | Verfahren zur tiefenlotung in wasser |
Publications (2)
Publication Number | Publication Date |
---|---|
NO872300D0 true NO872300D0 (no) | 1987-06-02 |
NO872300L NO872300L (no) | 1987-12-08 |
Family
ID=25844453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO872300A NO872300L (no) | 1986-06-07 | 1987-06-02 | Fremgangsmaate til bestemmelse av ekkohastighet. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4809241A (no) |
EP (1) | EP0249036A3 (no) |
NO (1) | NO872300L (no) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0525858A2 (en) * | 1991-07-17 | 1993-02-03 | Koninklijke Philips Electronics N.V. | Method and device for determining variations in the position of a movable object by means of ultrasound |
US5737354A (en) * | 1996-07-09 | 1998-04-07 | Sti Optronics, Inc. | Energy exchange between a laser beam and charged particles using inverse transition radiation and method for its use |
US7527591B2 (en) * | 2003-11-21 | 2009-05-05 | General Electric Company | Ultrasound probe distributed beamformer |
DE102007039348A1 (de) * | 2007-08-21 | 2009-02-26 | Robert Bosch Gmbh | Abstandsensor und Verfahren zum Bestimmen eines Abstands |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3144631A (en) * | 1962-01-09 | 1964-08-11 | Gen Instrument Corp | Radiation mapping system |
US3641484A (en) * | 1970-03-10 | 1972-02-08 | Gen Instrument Corp | Contour-mapping system |
NO130132B (no) * | 1970-06-13 | 1974-07-08 | Electroacustic Gmbh | |
US3681747A (en) * | 1970-07-06 | 1972-08-01 | Raytheon Co | Sea bottom slope measuring apparatus |
US3775734A (en) * | 1971-05-05 | 1973-11-27 | Us Navy | Echo-range equalizer sonar system |
US4207620A (en) * | 1974-09-26 | 1980-06-10 | Raytheon Company | Oceanographic mapping system |
US4054862A (en) * | 1975-10-28 | 1977-10-18 | Raytheon Company | Ranging system with resolution of correlator ambiguities |
US4104608A (en) * | 1977-03-30 | 1978-08-01 | The United States Of America As Represented By The Secretary Of The Navy | Heave meter |
US4404665A (en) * | 1980-10-20 | 1983-09-13 | Raytheon Company | Sea bottom slope compensation apparatus |
FR2520513A1 (fr) * | 1982-01-26 | 1983-07-29 | Thomson Csf | Dispositif de traitement de signal pour sonar haute frequence |
GB8407512D0 (en) * | 1984-03-22 | 1984-05-31 | Salubre Investments | Processing of reflected signals |
-
1987
- 1987-05-09 EP EP87106760A patent/EP0249036A3/de not_active Withdrawn
- 1987-06-02 NO NO872300A patent/NO872300L/no unknown
- 1987-06-05 US US07/058,932 patent/US4809241A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO872300L (no) | 1987-12-08 |
EP0249036A2 (de) | 1987-12-16 |
US4809241A (en) | 1989-02-28 |
EP0249036A3 (de) | 1989-08-30 |
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