KR880701890A - 음향펄스의 발생시간을 설정하는 방법 및 장치 - Google Patents
음향펄스의 발생시간을 설정하는 방법 및 장치Info
- Publication number
- KR880701890A KR880701890A KR1019880700538A KR880700538A KR880701890A KR 880701890 A KR880701890 A KR 880701890A KR 1019880700538 A KR1019880700538 A KR 1019880700538A KR 880700538 A KR880700538 A KR 880700538A KR 880701890 A KR880701890 A KR 880701890A
- Authority
- KR
- South Korea
- Prior art keywords
- setting
- generation time
- acoustic pulse
- acoustic
- pulse
- 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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2962—Measuring transit time of reflected waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/80—Arrangements for signal processing
- G01F23/802—Particular electronic circuits for digital processing equipment
-
- 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
- G01S15/101—Particularities of the measurement of distance
-
- 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
- Y10S367/908—Material level detection, e.g. liquid level
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Calculators And Similar Devices (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Electrophonic Musical Instruments (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SE1986/000415 WO1988002124A1 (en) | 1986-09-16 | 1986-09-16 | A method of indicating the time of an acoustic pulse and a device for carrying out the method |
Publications (1)
Publication Number | Publication Date |
---|---|
KR880701890A true KR880701890A (ko) | 1988-11-05 |
Family
ID=20363292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880700538A KR880701890A (ko) | 1986-09-16 | 1988-05-16 | 음향펄스의 발생시간을 설정하는 방법 및 장치 |
Country Status (10)
Country | Link |
---|---|
US (1) | US4933915A (ko) |
EP (1) | EP0324731B1 (ko) |
JP (1) | JPH02500682A (ko) |
KR (1) | KR880701890A (ko) |
DE (1) | DE3688141T2 (ko) |
DK (1) | DK253288A (ko) |
FI (1) | FI891241A (ko) |
NO (1) | NO172911C (ko) |
SE (1) | SE456279B (ko) |
WO (1) | WO1988002124A1 (ko) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0452531T3 (da) * | 1990-04-20 | 1995-06-19 | Siemens Ag | Fremgangsmåde til løbstidsmåling af et elektrisk signal |
US5142506A (en) * | 1990-10-22 | 1992-08-25 | Logitech, Inc. | Ultrasonic position locating method and apparatus therefor |
US5418758A (en) * | 1991-03-22 | 1995-05-23 | Connell Wagner (Old) Pty. Ltd. | Distance measurement system |
NZ243293A (en) * | 1991-06-25 | 1995-03-28 | Commw Scient Ind Res Org | Fluid flow meter: time of travel of acoustic wave packet through fluid |
NZ243294A (en) * | 1991-06-25 | 1995-04-27 | Commw Scient Ind Res Org | Time of flight of acoustic wave packets through fluid: reduction of higher order acoustic mode effects |
US5119676A (en) * | 1991-09-03 | 1992-06-09 | The Babcock & Wilcox Company | Ultrasonic method and apparatus for determining water level in a closed vessel |
US5319972A (en) * | 1992-10-19 | 1994-06-14 | Westinghouse Electric Corp. | Ultrasonic liquid level measurement system |
US5341346A (en) * | 1993-08-16 | 1994-08-23 | Youlton Francis W | Portable narrow angle sonar range finder |
US5627800A (en) * | 1994-01-28 | 1997-05-06 | Kotler; Seymour R. | Method and apparatus for determining position of a moving object in a tank |
DE4407369C2 (de) * | 1994-03-05 | 1999-09-30 | Grieshaber Vega Kg | Verfahren und Schaltungsanordnung zur Laufzeitmessung sowie deren Verwendung |
EP0732598B1 (en) * | 1995-03-15 | 2001-05-16 | SANYO ELECTRIC Co., Ltd. | Ultrasonic sensor and pipetting apparatus using same |
DE19522697A1 (de) * | 1995-06-22 | 1997-01-09 | Sick Optik Elektronik Erwin | Verfahren und Schaltungsanordnung zur Messung der Strömungsgeschwindigkeit mittels akustischer Laufzeitdifferenzen |
US5793704A (en) * | 1996-12-13 | 1998-08-11 | Solid Scientific Research And Development Ltd. | Method and device for ultrasonic ranging |
US6157592A (en) * | 1998-07-06 | 2000-12-05 | Resolution Displays, Inc. | Acoustic position determination method and apparatus |
DE19841154C2 (de) * | 1998-09-09 | 2002-11-07 | Holger Loehmer | Verfahren und Vorrichtung zur Messung der Laufzeit von Schallwellen |
US6314055B1 (en) * | 1998-10-16 | 2001-11-06 | Intersense, Inc. | Range measuring system |
US6360599B1 (en) * | 1999-08-25 | 2002-03-26 | National Institute Of Ocean Technology Department Of Ocean Development Govenment Of India | Device for measuring liquid level preferably measuring tide level in sea |
AUPQ480199A0 (en) | 1999-12-22 | 2000-02-03 | AGL Consultancy Pty. Limited | Timed window ultrasonic gas meter with nose cone |
JP3616324B2 (ja) | 2000-11-27 | 2005-02-02 | 東京計装株式会社 | 伝播時間差方式による超音波流量計 |
ITMI20010889A1 (it) * | 2001-04-27 | 2002-10-27 | Hoga Italia S P A | Dispositivo per il controllo della qunatita' di benzine gasoli carburanti o liquidi in genere durante l'introduzione in un serbatoio |
GB0123598D0 (en) * | 2001-10-02 | 2001-11-21 | Smiths Group Plc | Acoustic fluid-gauging system |
PL1676102T3 (pl) * | 2003-10-15 | 2008-12-31 | Axsensor Ab | Urządzenie do pomiaru poziomu płynu |
DE102004025243A1 (de) * | 2004-05-22 | 2005-12-08 | Robert Bosch Gmbh | Bestimmung des Empfangszeitpunkts eines Ultraschallsignals mittels Pulsformerfassung |
EP1600791B1 (en) * | 2004-05-26 | 2009-04-01 | Honda Research Institute Europe GmbH | Sound source localization based on binaural signals |
US7426866B2 (en) * | 2004-12-22 | 2008-09-23 | Edc Biosystems, Inc. | Acoustic liquid dispensing apparatus |
US20060169055A1 (en) * | 2005-01-06 | 2006-08-03 | Sensotech | Method and system for measuring fluid level in a container |
DE602006001051T2 (de) * | 2006-01-09 | 2009-07-02 | Honda Research Institute Europe Gmbh | Bestimmung des entsprechenden Messfensters zur Schallquellenortung in Echoumgebungen |
EP1862813A1 (en) * | 2006-05-31 | 2007-12-05 | Honda Research Institute Europe GmbH | A method for estimating the position of a sound source for online calibration of auditory cue to location transformations |
EP2098884A1 (en) * | 2008-03-05 | 2009-09-09 | Siemens Milltronics Process Instruments Inc. | A method for identifying a main echo in a sonic measurement system |
JP5483044B2 (ja) * | 2008-03-27 | 2014-05-07 | アイシン精機株式会社 | 物体検出装置及び当該物体検出装置を用いた車両の開閉制御システム、並びに包絡線の立ち上がり検出方法 |
EP2182349A1 (en) * | 2008-10-28 | 2010-05-05 | Axsensor AB | Method for determining the starting instant of a periodically oscillating signal response |
EP2423707B1 (en) * | 2010-08-25 | 2013-04-17 | Siemens Aktiengesellschaft | A method for determining the echo distance in an acoustic pulse-echo ranging system |
DE102011004830B4 (de) | 2011-02-28 | 2015-10-29 | Holger Löhmer | Phasenverfahren zur Messung der Ausbreitungsgeschwindigkeit von Schallwellen mit dynamischem Messfenster |
US20130054159A1 (en) * | 2011-08-31 | 2013-02-28 | E. Strode Pennebaker | Wireless tank level monitoring system |
US10788352B1 (en) | 2018-04-30 | 2020-09-29 | BearClaw Technologies, LLC | Wi/Fi tank monitor |
CN116170087B (zh) * | 2022-12-29 | 2023-11-10 | 深圳大学 | 一种微秒级超短脉冲水声信号检测方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4022058A (en) * | 1975-08-07 | 1977-05-10 | Brown Alvin E | Apparatus for determining the arrival time of alternating signals |
JPS5827449B2 (ja) * | 1978-08-09 | 1983-06-09 | 富士電機株式会社 | 超音波伝搬時間検出回路装置 |
US4480485A (en) * | 1982-10-01 | 1984-11-06 | Panametrics, Inc. | Acoustic flowmeter with envelope midpoint tracking |
-
1985
- 1985-09-18 SE SE8504317A patent/SE456279B/xx not_active IP Right Cessation
-
1986
- 1986-09-16 EP EP86905978A patent/EP0324731B1/en not_active Expired - Lifetime
- 1986-09-16 JP JP61505110A patent/JPH02500682A/ja active Pending
- 1986-09-16 WO PCT/SE1986/000415 patent/WO1988002124A1/en active IP Right Grant
- 1986-09-16 US US07/335,540 patent/US4933915A/en not_active Expired - Fee Related
- 1986-09-16 DE DE8686905978T patent/DE3688141T2/de not_active Expired - Fee Related
-
1988
- 1988-05-09 DK DK253288A patent/DK253288A/da not_active Application Discontinuation
- 1988-05-13 NO NO88882120A patent/NO172911C/no unknown
- 1988-05-16 KR KR1019880700538A patent/KR880701890A/ko not_active Application Discontinuation
-
1989
- 1989-03-16 FI FI891241A patent/FI891241A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE456279B (sv) | 1988-09-19 |
WO1988002124A1 (en) | 1988-03-24 |
FI891241A0 (fi) | 1989-03-16 |
EP0324731B1 (en) | 1993-03-24 |
DK253288A (da) | 1988-06-16 |
DE3688141T2 (de) | 1993-07-15 |
FI891241A (fi) | 1989-03-16 |
NO882120L (no) | 1988-07-11 |
JPH02500682A (ja) | 1990-03-08 |
DE3688141D1 (de) | 1993-04-29 |
SE8504317D0 (sv) | 1985-09-18 |
DK253288D0 (da) | 1988-05-09 |
NO172911B (no) | 1993-06-14 |
NO882120D0 (no) | 1988-05-13 |
US4933915A (en) | 1990-06-12 |
NO172911C (no) | 1993-09-22 |
SE8504317L (sv) | 1987-03-19 |
EP0324731A1 (en) | 1989-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |