FR2951279B1 - METHOD AND DEVICE FOR IMPROVING THE MEASUREMENT OF A RUNNING TIME OF AN ULTRASONIC SIGNAL - Google Patents

METHOD AND DEVICE FOR IMPROVING THE MEASUREMENT OF A RUNNING TIME OF AN ULTRASONIC SIGNAL

Info

Publication number
FR2951279B1
FR2951279B1 FR1058225A FR1058225A FR2951279B1 FR 2951279 B1 FR2951279 B1 FR 2951279B1 FR 1058225 A FR1058225 A FR 1058225A FR 1058225 A FR1058225 A FR 1058225A FR 2951279 B1 FR2951279 B1 FR 2951279B1
Authority
FR
France
Prior art keywords
improving
measurement
running time
ultrasonic signal
ultrasonic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR1058225A
Other languages
French (fr)
Other versions
FR2951279A1 (en
Inventor
Roland Mueller
Gerhard Hueftle
Michael Horstbrink
Tobias Lang
Sami Radwan
Bernd Kuenzl
Roland Wanja
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2951279A1 publication Critical patent/FR2951279A1/en
Application granted granted Critical
Publication of FR2951279B1 publication Critical patent/FR2951279B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical 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
    • 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
FR1058225A 2009-10-12 2010-10-11 METHOD AND DEVICE FOR IMPROVING THE MEASUREMENT OF A RUNNING TIME OF AN ULTRASONIC SIGNAL Expired - Fee Related FR2951279B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200910049069 DE102009049069A1 (en) 2009-10-12 2009-10-12 Method for delay measurement, involves sending transmission ultrasonic pulse in space range, which has envelope, and receiving receipt ultrasonic pulse, which corresponds to transmission ultrasonic pulse

Publications (2)

Publication Number Publication Date
FR2951279A1 FR2951279A1 (en) 2011-04-15
FR2951279B1 true FR2951279B1 (en) 2015-05-22

Family

ID=43734656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1058225A Expired - Fee Related FR2951279B1 (en) 2009-10-12 2010-10-11 METHOD AND DEVICE FOR IMPROVING THE MEASUREMENT OF A RUNNING TIME OF AN ULTRASONIC SIGNAL

Country Status (2)

Country Link
DE (1) DE102009049069A1 (en)
FR (1) FR2951279B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012213580A1 (en) * 2012-08-01 2014-02-06 Robert Bosch Gmbh Method and device for evaluating a received alternating signal
EP3550328B1 (en) * 2018-04-04 2023-05-31 Melexis Technologies NV Pulsed-light detection and ranging apparatus and method of detection and ranging of an object in a pulsed light detection and ranging system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19522697A1 (en) 1995-06-22 1997-01-09 Sick Optik Elektronik Erwin Method and circuit arrangement for measuring the flow velocity by means of acoustic transit time differences
DE10106308C1 (en) 2001-02-12 2002-07-11 Siemens Ag Acoustic signal propagation time measuring method uses intersection of tangent to maximum gradient point of first half wave with zero line as time reference point

Also Published As

Publication number Publication date
DE102009049069A1 (en) 2011-04-14
FR2951279A1 (en) 2011-04-15

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