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FR2472803B1 - - Google Patents

Info

Publication number
FR2472803B1
FR2472803B1 FR7931740A FR7931740A FR2472803B1 FR 2472803 B1 FR2472803 B1 FR 2472803B1 FR 7931740 A FR7931740 A FR 7931740A FR 7931740 A FR7931740 A FR 7931740A FR 2472803 B1 FR2472803 B1 FR 2472803B1
Authority
FR
France
Prior art keywords
receiver
reflector
controlled
transmission frequency
same pressure
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
Application number
FR7931740A
Other languages
English (en)
Other versions
FR2472803A1 (fr
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.)
Bertin Technologies SAS
Original Assignee
Bertin et Cie SA
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 Bertin et Cie SA filed Critical Bertin et Cie SA
Priority to FR7931740A priority Critical patent/FR2472803A1/fr
Priority to US06/218,827 priority patent/US4358835A/en
Priority to DE8080401870T priority patent/DE3064059D1/de
Priority to EP80401870A priority patent/EP0032095B1/fr
Priority to AT80401870T priority patent/ATE4074T1/de
Priority to JP18414780A priority patent/JPS5694284A/ja
Publication of FR2472803A1 publication Critical patent/FR2472803A1/fr
Application granted granted Critical
Publication of FR2472803B1 publication Critical patent/FR2472803B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/28—Sound-focusing or directing, e.g. scanning using reflection, e.g. parabolic reflectors
    • 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
    • Y10S367/902—Speed of sound compensation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aerials With Secondary Devices (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Details Of Aerials (AREA)
FR7931740A 1979-12-27 1979-12-27 Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede Granted FR2472803A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7931740A FR2472803A1 (fr) 1979-12-27 1979-12-27 Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede
US06/218,827 US4358835A (en) 1979-12-27 1980-12-22 Method and device for matching the reflector of an acoustic echo ranging system
DE8080401870T DE3064059D1 (en) 1979-12-27 1980-12-24 Acoustic radar antenna matching process and device for carrying it out
EP80401870A EP0032095B1 (fr) 1979-12-27 1980-12-24 Procédé d'adaptation d'une antenne de radar acoustique et dispositif pour sa mise en oeuvre
AT80401870T ATE4074T1 (de) 1979-12-27 1980-12-24 Verfahren zur anpassung einer akustischen radarantenne und vorrichtung zu ihrem betrieb.
JP18414780A JPS5694284A (en) 1979-12-27 1980-12-26 Method and device for matching sounddradar antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7931740A FR2472803A1 (fr) 1979-12-27 1979-12-27 Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede

Publications (2)

Publication Number Publication Date
FR2472803A1 FR2472803A1 (fr) 1981-07-03
FR2472803B1 true FR2472803B1 (fr) 1984-07-06

Family

ID=9233182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7931740A Granted FR2472803A1 (fr) 1979-12-27 1979-12-27 Procede d'adaptation des antennes d'un radar acoustique et dispositif pour la mise en oeuvre de ce procede

Country Status (6)

Country Link
US (1) US4358835A (fr)
EP (1) EP0032095B1 (fr)
JP (1) JPS5694284A (fr)
AT (1) ATE4074T1 (fr)
DE (1) DE3064059D1 (fr)
FR (1) FR2472803A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4632213A (en) * 1983-02-28 1986-12-30 Standard Oil Company (Indiana) Seismic source system for use in water covered area
US4596006A (en) * 1984-03-16 1986-06-17 Honeywell Inc. Ultrasonic object detector
US4679175A (en) * 1984-12-13 1987-07-07 Honeywell Inc. Ultrasonic distance sensor with dual burst noise rejection
US4719605A (en) * 1984-12-13 1988-01-12 Honeywell Inc. Self-calibrating ultrasonic range finder
DE3905099C1 (fr) * 1989-02-20 1990-08-09 Schoeller Transportautomation Gmbh, 5120 Herzogenrath, De
CA2046952C (fr) * 1990-07-13 2002-01-29 Jeffrey James Felice Dispositif de mesure
DE4435156C2 (de) * 1994-09-30 2002-06-27 Microsonic Ges Fuer Mikroelekt Ultraschallsensor
CN2812027Y (zh) * 2005-07-08 2006-08-30 南京德朔实业有限公司 超声波测距仪
CN102196340A (zh) * 2010-03-16 2011-09-21 鸿富锦精密工业（深圳）有限公司 集音式扬声器
JP5755993B2 (ja) * 2011-10-21 2015-07-29 理想科学工業株式会社 超音波センサ
CN112367468B (zh) * 2020-10-30 2022-02-01 维沃移动通信有限公司 图像处理方法、装置及电子设备

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2274262A (en) * 1939-05-31 1942-02-24 Rca Corp Air speed indicator
US3895188A (en) * 1972-06-21 1975-07-15 Everett L Ingraham Sound collecting device

Also Published As

Publication number Publication date
ATE4074T1 (de) 1983-07-15
EP0032095A1 (fr) 1981-07-15
DE3064059D1 (en) 1983-08-11
FR2472803A1 (fr) 1981-07-03
JPS6411152B2 (fr) 1989-02-23
JPS5694284A (en) 1981-07-30
US4358835A (en) 1982-11-09
EP0032095B1 (fr) 1983-07-06

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Legal Events

Date Code Title Description
ST Notification of lapse