DE3617039C2 - Vorrichtung zur Verhinderung der direkten Übertragung von Nebenwellen bei einer Ultraschallsender- und -empfängereinrichtung an Fahrzeugen - Google Patents

Vorrichtung zur Verhinderung der direkten Übertragung von Nebenwellen bei einer Ultraschallsender- und -empfängereinrichtung an Fahrzeugen

Info

Publication number
DE3617039C2
DE3617039C2 DE3617039A DE3617039A DE3617039C2 DE 3617039 C2 DE3617039 C2 DE 3617039C2 DE 3617039 A DE3617039 A DE 3617039A DE 3617039 A DE3617039 A DE 3617039A DE 3617039 C2 DE3617039 C2 DE 3617039C2
Authority
DE
Germany
Prior art keywords
receiver
transmitter
ultrasonic
bubbles
preventing
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
DE3617039A
Other languages
German (de)
English (en)
Other versions
DE3617039A1 (de
Inventor
Seiei Takeoka
Masami Ebihara
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.)
Niles Parts Co Ltd
Original Assignee
Niles Parts Co Ltd
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 Niles Parts Co Ltd filed Critical Niles Parts Co Ltd
Publication of DE3617039A1 publication Critical patent/DE3617039A1/de
Application granted granted Critical
Publication of DE3617039C2 publication Critical patent/DE3617039C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices
    • 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
    • G01S15/88—Sonar systems specially adapted for specific applications
    • 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
    • G01S7/521—Constructional features
    • 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
    • Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE3617039A 1986-02-21 1986-05-21 Vorrichtung zur Verhinderung der direkten Übertragung von Nebenwellen bei einer Ultraschallsender- und -empfängereinrichtung an Fahrzeugen Expired - Fee Related DE3617039C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986025013U JPH0453586Y2 (US20110009641A1-20110113-C00185.png) 1986-02-21 1986-02-21

Publications (2)

Publication Number Publication Date
DE3617039A1 DE3617039A1 (de) 1987-08-27
DE3617039C2 true DE3617039C2 (de) 1997-01-23

Family

ID=12154029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3617039A Expired - Fee Related DE3617039C2 (de) 1986-02-21 1986-05-21 Vorrichtung zur Verhinderung der direkten Übertragung von Nebenwellen bei einer Ultraschallsender- und -empfängereinrichtung an Fahrzeugen

Country Status (3)

Country Link
US (1) US5043954A (US20110009641A1-20110113-C00185.png)
JP (1) JPH0453586Y2 (US20110009641A1-20110113-C00185.png)
DE (1) DE3617039C2 (US20110009641A1-20110113-C00185.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19601656B4 (de) * 1996-01-18 2009-07-16 Valeo Schalter Und Sensoren Gmbh Bedämpfter Ultraschallwandler
DE19755729A1 (de) * 1997-12-15 1999-06-17 Bosch Gmbh Robert Ultraschallsensor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086033B (de) * 1955-04-08 1960-07-28 Willibald Hauer Luftresonator zur Raumschalldaempfung
US3296586A (en) * 1965-05-18 1967-01-03 Lab For Electronics Inc Transducer and housing assembly
US3928777A (en) * 1974-08-26 1975-12-23 Dellorfano Jr Fred M Directional ultrasonic transducer with reduced secondary lobes
JPS529335A (en) * 1975-07-11 1977-01-24 Mitsubishi Electric Corp Parity checl system
US4155066A (en) * 1975-10-09 1979-05-15 American District Telegraph Company Transducer structure
JPS5321953A (en) * 1976-08-12 1978-02-28 Matsushita Electric Works Ltd Ultrasonic wave transmitting and receiving apparatus
DE2834683C2 (de) * 1978-08-08 1980-07-24 Optac Wilfrid Weltin, 6074 Roedermark Schallabsorber
DE2905804A1 (de) * 1979-02-15 1980-08-28 Bosch Siemens Hausgeraete Geraet zur raumueberwachung
US4463453A (en) * 1981-12-22 1984-07-31 The Boeing Company Acoustic intensity measurement apparatus and method including probe having ambient noise shield
JPS58218295A (ja) * 1982-06-11 1983-12-19 Nippon Denso Co Ltd 超音波送受波装置
JPS5936680A (ja) * 1982-08-26 1984-02-28 Toagosei Chem Ind Co Ltd スピロオルソエステルの製造方法
US4739860A (en) * 1984-05-29 1988-04-26 Nissan Motor Co., Ltd. Ultrasonic rangefinder
US4944336A (en) * 1984-07-10 1990-07-31 The Coca-Cola Company Automatic control system for filling beverage containers
JPS62102182U (US20110009641A1-20110113-C00185.png) * 1985-11-26 1987-06-29

Also Published As

Publication number Publication date
JPS62135977U (US20110009641A1-20110113-C00185.png) 1987-08-27
JPH0453586Y2 (US20110009641A1-20110113-C00185.png) 1992-12-16
DE3617039A1 (de) 1987-08-27
US5043954A (en) 1991-08-27

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee