NO148690C - Ekkolodd med to sendefrekvenser. - Google Patents

Ekkolodd med to sendefrekvenser.

Info

Publication number
NO148690C
NO148690C NO801367A NO801367A NO148690C NO 148690 C NO148690 C NO 148690C NO 801367 A NO801367 A NO 801367A NO 801367 A NO801367 A NO 801367A NO 148690 C NO148690 C NO 148690C
Authority
NO
Norway
Prior art keywords
sun
sound
sending frequencies
frequencies
sending
Prior art date
Application number
NO801367A
Other languages
English (en)
Other versions
NO801367L (no
NO148690B (no
Inventor
Rudolf Walter Thiele
Original Assignee
Krupp 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 Krupp Gmbh filed Critical Krupp Gmbh
Publication of NO801367L publication Critical patent/NO801367L/no
Publication of NO148690B publication Critical patent/NO148690B/no
Publication of NO148690C publication Critical patent/NO148690C/no

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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/87—Combinations of sonar systems
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
NO801367A 1979-05-19 1980-05-09 Ekkolodd med to sendefrekvenser. NO148690C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2920330A DE2920330C2 (de) 1979-05-19 1979-05-19 Echolot mit zwei Sendefrequenzen

Publications (3)

Publication Number Publication Date
NO801367L NO801367L (no) 1980-11-20
NO148690B NO148690B (no) 1983-08-15
NO148690C true NO148690C (no) 1983-11-23

Family

ID=6071181

Family Applications (1)

Application Number Title Priority Date Filing Date
NO801367A NO148690C (no) 1979-05-19 1980-05-09 Ekkolodd med to sendefrekvenser.

Country Status (7)

Country Link
US (1) US4308599A (no)
AU (1) AU534767B2 (no)
DE (1) DE2920330C2 (no)
FR (1) FR2457498B1 (no)
GB (1) GB2054851B (no)
NL (1) NL184179C (no)
NO (1) NO148690C (no)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113261A1 (de) * 1981-04-02 1982-10-21 Fried. Krupp Gmbh, 4300 Essen "echolot"
DE3126108A1 (de) * 1981-07-02 1983-01-20 Merck Patent Gmbh, 6100 Darmstadt "fluessigkristallines dielektrikum, neue dichroitische naphthochinonfarbstoffe und elektrooptisches anzeigeelement"
US5031157A (en) * 1988-10-11 1991-07-09 The United States Of Americas As Represented By The Secretary Of The Navy Color sonar for underwater object collision avoidance
US5790474A (en) * 1989-08-04 1998-08-04 Hughes Electronics Active sonar for under-ice conditions
US5305286A (en) * 1992-05-21 1994-04-19 Sonetech Corporation Bistatic/monostatic sonar fence
DE4238111A1 (de) * 1992-11-12 1994-05-19 Atlas Elektronik Gmbh Luftschallecholot
DE4409117C2 (de) * 1994-03-17 1996-08-22 Stn Atlas Elektronik Gmbh Echolot
US5719823A (en) * 1996-07-08 1998-02-17 Lucent Technologies Inc. Ground penetrating sonar
US5974881A (en) * 1997-07-16 1999-11-02 The Trustees Of The Stevens Institute Of Technology Method and apparatus for acoustic detection of mines and other buried man-made objects
US6415666B1 (en) * 1997-10-07 2002-07-09 Stevens Institute Of Technology Method and apparatus for acoustic detection of mines and other buried man-made objects
GB2342996B (en) * 1998-10-21 2003-04-30 Federal Ind Ind Group Inc Acoustic pulse echo ranging system
US6459655B1 (en) 2000-10-04 2002-10-01 Trw Inc. Apparatus and method using controlled emission for sensing an occupant located beyond a predetermined distance
KR100707103B1 (ko) * 2004-06-09 2007-04-13 학교법인 포항공과대학교 공기중 파라메트릭 어레이를 이용한 초음파 거리 측정장치 및 방법
US8400876B2 (en) * 2010-09-30 2013-03-19 Mitsubishi Electric Research Laboratories, Inc. Method and system for sensing objects in a scene using transducer arrays and coherent wideband ultrasound pulses
RU2582897C2 (ru) * 2014-04-14 2016-04-27 Общество с ограниченной ответственностью "Морские Инновации" Излучающий тракт параметрического гидролокатора
RU2573626C1 (ru) * 2014-09-02 2016-01-20 Открытое акционерное общество "Государственный научно-исследовательский навигационно-гидрографический институт" (ОАО "ГНИНГИ") Способ съемки рельефа дна акватории и эхолот для его осуществления
US20180011190A1 (en) * 2016-07-05 2018-01-11 Navico Holding As High Ping Rate Sonar
RU192374U1 (ru) * 2018-10-31 2019-09-16 Общество с ограниченной ответственностью "ГидроМаринн" Параметрический локатор

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017054B (de) * 1953-06-01 1957-10-03 Atlas Werke Ag Verfahren zur Aufzeichnung von Bodenprofilen und Fischschwaermen mit einem Lotschreiber
DE1566867B2 (de) * 1967-01-14 1970-10-29 Electroacustic Gmbh, 2300 Kiel Verfahren und Vorrichtung zur Unterwasser-Echolotung
US3943482A (en) * 1967-10-03 1976-03-09 The United States Of America As Represented By The Secretary Of The Navy Marine mine detector
FR2039947A5 (no) * 1969-03-28 1971-01-15 Krupp Gmbh
US3786405A (en) * 1971-02-01 1974-01-15 Raytheon Co System for low-frequency transmission of radiant energy
GB1360901A (en) * 1971-02-01 1974-07-24 Raytheon Co Communication system utilizing a dispersive transmission medium
US3793618A (en) * 1972-10-30 1974-02-19 Heath Co Depth alarm system
GB1486068A (en) * 1974-03-28 1977-09-14 Simrad As Echo sounder systems utilizing non-linear acoustic signal interaction
JPS535661A (en) * 1976-07-03 1978-01-19 Nippon Soken Ultrasonic transmitting*receiving device
FR2431137A2 (fr) * 1977-12-20 1980-02-08 Inst Francais Du Petrole Sonar pour obtenir une representation topographique d'une surface immergee et des couches sous-jacentes

Also Published As

Publication number Publication date
AU5833680A (en) 1980-11-27
NL8002641A (nl) 1980-11-21
DE2920330C2 (de) 1987-01-02
DE2920330A1 (de) 1980-11-20
GB2054851B (en) 1983-04-20
AU534767B2 (en) 1984-02-16
NO801367L (no) 1980-11-20
FR2457498A1 (fr) 1980-12-19
NL184179B (nl) 1988-12-01
FR2457498B1 (fr) 1985-10-31
US4308599A (en) 1981-12-29
GB2054851A (en) 1981-02-18
NL184179C (nl) 1989-05-01
NO148690B (no) 1983-08-15

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