DE69104276D1 - Anlage zur Erzeugung und zum Empfang von Ultraschall. - Google Patents
Anlage zur Erzeugung und zum Empfang von Ultraschall.Info
- Publication number
- DE69104276D1 DE69104276D1 DE69104276T DE69104276T DE69104276D1 DE 69104276 D1 DE69104276 D1 DE 69104276D1 DE 69104276 T DE69104276 T DE 69104276T DE 69104276 T DE69104276 T DE 69104276T DE 69104276 D1 DE69104276 D1 DE 69104276D1
- Authority
- DE
- Germany
- Prior art keywords
- generating
- receiving ultrasound
- ultrasound
- receiving
- 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
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
- G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
- G01N29/341—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics
- G01N29/345—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics continuous waves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/0207—Driving circuits
-
- 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
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
-
- 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
- G01N29/04—Analysing solids
- G01N29/12—Analysing solids by measuring frequency or resonance of acoustic waves
-
- 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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
-
- 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
-
- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
-
- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/50—Processing the detected response signal, e.g. electronic circuits specially adapted therefor using auto-correlation techniques or cross-correlation techniques
-
- 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
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
-
- 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
- G01N2291/04—Wave modes and trajectories
- G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver
-
- 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
- G01N2291/10—Number of transducers
- G01N2291/101—Number of transducers one transducer
-
- 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
- Y10S367/903—Transmit-receive circuitry
Landscapes
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9008110A FR2664120B1 (fr) | 1990-06-27 | 1990-06-27 | Systeme d'emission-reception d'ultrasons. |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69104276D1 true DE69104276D1 (de) | 1994-11-03 |
DE69104276T2 DE69104276T2 (de) | 1995-04-13 |
DE69104276T3 DE69104276T3 (de) | 1999-01-28 |
Family
ID=9398076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69104276T Expired - Fee Related DE69104276T3 (de) | 1990-06-27 | 1991-06-26 | Anlage zur Erzeugung und zum Empfang von Ultraschall. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5144592A (de) |
EP (1) | EP0463964B2 (de) |
JP (1) | JPH04250356A (de) |
DE (1) | DE69104276T3 (de) |
FR (1) | FR2664120B1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5315564A (en) * | 1992-02-06 | 1994-05-24 | Fmc Corporation | Sensing apparatus |
US6288974B1 (en) * | 1999-03-30 | 2001-09-11 | The United States Of Americas As Represented By The Secretary Of The Navy | System and method for enhancing detection of objects through an obscuring medium |
DE10043070A1 (de) * | 2000-09-01 | 2002-03-28 | Bosch Gmbh Robert | Vorrichtung und Verfahren zur Parameterermittlung einer Schweißanlage |
US6343049B1 (en) * | 2000-09-19 | 2002-01-29 | Kohji Toda | Ultrasonic transmitting and receiving system for digital communication |
JP4478851B2 (ja) * | 2000-09-19 | 2010-06-09 | 耕司 戸田 | デジタル通信用超音波モデム |
US6674690B2 (en) * | 2001-11-01 | 2004-01-06 | Daniel Industries, Inc. | Acoustic transducer damping method |
DE102008029650B4 (de) * | 2008-06-24 | 2010-02-18 | L-3 Communications Elac Nautik Gmbh | Schaltung zur Entkopplung von Sendespannungen |
EP2608897B1 (de) * | 2010-08-27 | 2023-08-02 | SOCPRA Sciences et Génie s.e.c. | Mechanischer wellengenerator und verfahren dafür |
DE102011090014A1 (de) * | 2011-12-28 | 2013-07-04 | Endress + Hauser Gmbh + Co. Kg | Vorrichtung zur Bestimmung und/oder Überwachung mindestens einer Prozessgröße |
FR2988932B1 (fr) * | 2012-04-03 | 2020-03-27 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Dispositif de polarisation de preamplificateurs |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4623838A (en) * | 1981-08-28 | 1986-11-18 | Ohtake Works Company, Ltd. | Analog-digital conversion circuit apparatus connectable to a microcomputer for measuring electric voltage and current of a vibrator of an ultrasonic wave oscillator |
US4566331A (en) * | 1984-04-06 | 1986-01-28 | Indianapolis Center For Advanced Research | Ultrasonic driver and receiver |
US4696425A (en) * | 1984-07-17 | 1987-09-29 | Texas Instruments Incorporated | Programmable ultrasonic power supply |
-
1990
- 1990-06-27 FR FR9008110A patent/FR2664120B1/fr not_active Expired - Fee Related
-
1991
- 1991-06-25 US US07/721,088 patent/US5144592A/en not_active Expired - Fee Related
- 1991-06-26 EP EP91401730A patent/EP0463964B2/de not_active Expired - Lifetime
- 1991-06-26 DE DE69104276T patent/DE69104276T3/de not_active Expired - Fee Related
- 1991-06-27 JP JP3252708A patent/JPH04250356A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2664120A1 (fr) | 1992-01-03 |
EP0463964B1 (de) | 1994-09-28 |
EP0463964B2 (de) | 1998-07-01 |
DE69104276T3 (de) | 1999-01-28 |
EP0463964A1 (de) | 1992-01-02 |
DE69104276T2 (de) | 1995-04-13 |
JPH04250356A (ja) | 1992-09-07 |
FR2664120B1 (fr) | 1993-05-21 |
US5144592A (en) | 1992-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |