FR1458245A - Procédé et dispositif de mesure de distances par réflexion d'impulsions ultra-sonores, et détermination de leur temps de propagation par comptage d'impulsions électriques - Google Patents
Procédé et dispositif de mesure de distances par réflexion d'impulsions ultra-sonores, et détermination de leur temps de propagation par comptage d'impulsions électriquesInfo
- Publication number
- FR1458245A FR1458245A FR25031A FR25031A FR1458245A FR 1458245 A FR1458245 A FR 1458245A FR 25031 A FR25031 A FR 25031A FR 25031 A FR25031 A FR 25031A FR 1458245 A FR1458245 A FR 1458245A
- Authority
- FR
- France
- Prior art keywords
- pulses
- reflection
- determining
- propagation time
- measuring distances
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- 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
- G01S15/14—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02854—Length, thickness
-
- 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
- Y10S367/90—Sonar time varied gain control systems
-
- 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
- Y10S73/00—Measuring and testing
- Y10S73/901—Digital readout
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR25031A FR1458245A (fr) | 1965-07-17 | 1965-07-17 | Procédé et dispositif de mesure de distances par réflexion d'impulsions ultra-sonores, et détermination de leur temps de propagation par comptage d'impulsions électriques |
US565277A US3372576A (en) | 1965-07-17 | 1966-07-14 | Digital ultrasonic thickness gauge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR25031A FR1458245A (fr) | 1965-07-17 | 1965-07-17 | Procédé et dispositif de mesure de distances par réflexion d'impulsions ultra-sonores, et détermination de leur temps de propagation par comptage d'impulsions électriques |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1458245A true FR1458245A (fr) | 1966-03-04 |
Family
ID=8584717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR25031A Expired FR1458245A (fr) | 1965-07-17 | 1965-07-17 | Procédé et dispositif de mesure de distances par réflexion d'impulsions ultra-sonores, et détermination de leur temps de propagation par comptage d'impulsions électriques |
Country Status (2)
Country | Link |
---|---|
US (1) | US3372576A (fr) |
FR (1) | FR1458245A (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3482435A (en) * | 1966-09-26 | 1969-12-09 | Southwest Res Inst | Ultrasonic inspection apparatus |
US3533280A (en) * | 1967-02-06 | 1970-10-13 | Automation Ind Inc | Ultrasonic material tester |
US3665754A (en) * | 1967-11-29 | 1972-05-30 | Herbert Krautkramer | Apparatus to prevent mismeasuring of wall thickness gauging by ultrasound |
US3818898A (en) * | 1970-03-16 | 1974-06-25 | Diagnostics Electronics Corp | Echo-encephalographic apparatus |
US3827287A (en) * | 1972-07-05 | 1974-08-06 | Western Electric Co | Methods of and apparatus for measuring the thickness of successive sections of a cable jacket |
US3916676A (en) * | 1972-07-05 | 1975-11-04 | Western Electric Co | Method of and apparatus for measuring automatically successive sections of an elongated material |
US3808879A (en) * | 1972-08-03 | 1974-05-07 | Amf Inc | Ultrasonic wall thickness measurement |
CA973632A (en) * | 1973-05-29 | 1975-08-26 | Arthur C. Hudson | Echoencephalograph |
CH589277A5 (fr) * | 1973-11-26 | 1977-06-30 | Western Electric Co | |
JPS57500304A (fr) * | 1980-02-22 | 1982-02-18 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3033029A (en) * | 1958-01-14 | 1962-05-08 | Sperry Prod Inc | Amplifier gain compensator for variable ultrasonic signal response |
US3175639A (en) * | 1960-10-19 | 1965-03-30 | Liben William | Method for measuring formation porosity, permeability and mud cake thickness in oil well bore holes by sonic pulses |
FR1368133A (fr) * | 1963-04-09 | 1964-07-31 | Saxby | équipement de mesure par ultrasons des épaisseurs de neige |
-
1965
- 1965-07-17 FR FR25031A patent/FR1458245A/fr not_active Expired
-
1966
- 1966-07-14 US US565277A patent/US3372576A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3372576A (en) | 1968-03-12 |
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