NL7802984A - Navigatie-inrichting. - Google Patents

Navigatie-inrichting.

Info

Publication number
NL7802984A
NL7802984A NL7802984A NL7802984A NL7802984A NL 7802984 A NL7802984 A NL 7802984A NL 7802984 A NL7802984 A NL 7802984A NL 7802984 A NL7802984 A NL 7802984A NL 7802984 A NL7802984 A NL 7802984A
Authority
NL
Netherlands
Prior art keywords
navigation device
navigation
Prior art date
Application number
NL7802984A
Other languages
English (en)
Original Assignee
Davall & Sons 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 Davall & Sons Ltd filed Critical Davall & Sons Ltd
Publication of NL7802984A publication Critical patent/NL7802984A/nl

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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/16—Systems for determining distance or velocity not using reflection or reradiation using difference in transit time between electrical and acoustic signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Vehicle Body Suspensions (AREA)
  • Navigation (AREA)
NL7802984A 1977-03-29 1978-03-20 Navigatie-inrichting. NL7802984A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB13147/77A GB1566616A (en) 1977-03-29 1977-03-29 Navigational aids

Publications (1)

Publication Number Publication Date
NL7802984A true NL7802984A (nl) 1978-10-03

Family

ID=10017730

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7802984A NL7802984A (nl) 1977-03-29 1978-03-20 Navigatie-inrichting.

Country Status (7)

Country Link
US (1) US4207571A (nl)
DE (1) DE2813273A1 (nl)
FR (1) FR2386048A1 (nl)
GB (1) GB1566616A (nl)
NL (1) NL7802984A (nl)
NO (1) NO781013L (nl)
SE (1) SE7803313L (nl)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2519769B1 (fr) * 1982-01-12 1985-09-20 Thomson Csf Systeme de positionnement acoustique
US4735526A (en) * 1986-09-26 1988-04-05 501 Mitsui Ocean Development & Engineering Co. Method for installing offshore jack-up structures
DE3727837A1 (de) * 1987-08-20 1989-03-02 Brunner Wolfgang Verfahren und vorrichtung zur fehlerverminderung bei der messung raeumlicher bewegung von messpunkten mittels ultraschallsignalen
GB2313193B (en) * 1996-05-14 2000-06-14 Guide Dogs For The Blind Ass T Method and apparatus for distance measurement
US5889870A (en) * 1996-07-17 1999-03-30 American Technology Corporation Acoustic heterodyne device and method
US5885129A (en) * 1997-03-25 1999-03-23 American Technology Corporation Directable sound and light toy
US7088830B2 (en) * 1997-04-30 2006-08-08 American Technology Corporation Parametric ring emitter
US5859915A (en) * 1997-04-30 1999-01-12 American Technology Corporation Lighted enhanced bullhorn
US20050100181A1 (en) * 1998-09-24 2005-05-12 Particle Measuring Systems, Inc. Parametric transducer having an emitter film
US6850623B1 (en) * 1999-10-29 2005-02-01 American Technology Corporation Parametric loudspeaker with improved phase characteristics
US20050195985A1 (en) * 1999-10-29 2005-09-08 American Technology Corporation Focused parametric array
GB2367618B (en) * 2000-09-29 2004-12-22 Roke Manor Research Improvements in or relating to mobile telecommunications
US7092886B2 (en) 2000-12-19 2006-08-15 Hewlett-Packard Development Company, L.P. Controlling the order of output of multiple devices
US6662137B2 (en) 2000-12-19 2003-12-09 Hewlett-Packard Development Company, L.P. Device location discovery by sound
KR20030079956A (ko) * 2001-01-22 2003-10-10 어메리컨 테크놀로지 코포레이션 개선된 단일단부 평면 자기 스피커
US6934402B2 (en) * 2001-01-26 2005-08-23 American Technology Corporation Planar-magnetic speakers with secondary magnetic structure
RU2196342C2 (ru) * 2001-02-05 2003-01-10 Войсковая часть 25714 Способ определения координат объектов при пассивной бистатической радиолокации
US20060280315A1 (en) * 2003-06-09 2006-12-14 American Technology Corporation System and method for delivering audio-visual content along a customer waiting line
KR100480144B1 (ko) * 2003-07-23 2005-04-07 엘지전자 주식회사 이동로봇의 위치검출장치 및 방법
US7564981B2 (en) * 2003-10-23 2009-07-21 American Technology Corporation Method of adjusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same
TWI227600B (en) * 2003-12-15 2005-02-01 Sunplus Technology Co Ltd System for real-time detecting moving object status and the method thereof
KR100565227B1 (ko) * 2003-12-22 2006-03-30 엘지전자 주식회사 이동로봇의 위치인식장치 및 방법
US7031224B2 (en) * 2004-01-26 2006-04-18 Michael H. Reifer Buoy-to-sailboat distance indicator system
DE102005018601A1 (de) * 2005-04-21 2006-11-02 Forschungsgesellschaft für Angewandte Naturwissenschaften e.V.(FGAN) Verfahren und Einrichtung zur Ermittlung der simultan relativen Position und Lage einer Plattform im Raum zu einer Referenzplattform
JP2009531699A (ja) * 2006-03-28 2009-09-03 パフォーマンス デザインド プロダクツ リミテッド 超音波を用いた三次元無線位置検出
TWI319947B (en) * 2006-12-04 2010-01-21 Method of group guidiing service in sensor networks and system using the same
US8275137B1 (en) 2007-03-22 2012-09-25 Parametric Sound Corporation Audio distortion correction for a parametric reproduction system
US20090140926A1 (en) * 2007-12-04 2009-06-04 Elden Douglas Traster System and method for localization utilizing dynamically deployable beacons
US8279063B2 (en) * 2008-11-12 2012-10-02 Xhale, Inc. Personnel location and monitoring system and method for enclosed facilities
US20110090762A1 (en) * 2009-10-21 2011-04-21 Mark Rhodes Underwater navigation system
US8391514B2 (en) 2010-06-14 2013-03-05 Parametric Sound Corporation Parametric transducer systems and related methods
WO2013106596A1 (en) 2012-01-10 2013-07-18 Parametric Sound Corporation Amplification systems, carrier tracking systems and related methods for use in parametric sound systems
US8958580B2 (en) 2012-04-18 2015-02-17 Turtle Beach Corporation Parametric transducers and related methods
DE102012012972A1 (de) 2012-06-29 2014-04-17 Airbus Operations Gmbh Lokalisierung von Geräten mittels Audiosignalen unter Verwendung eines deterministischen Datenkanals
US8934650B1 (en) 2012-07-03 2015-01-13 Turtle Beach Corporation Low profile parametric transducers and related methods
US8903104B2 (en) 2013-04-16 2014-12-02 Turtle Beach Corporation Video gaming system with ultrasonic speakers
US8988911B2 (en) 2013-06-13 2015-03-24 Turtle Beach Corporation Self-bias emitter circuit
US9332344B2 (en) 2013-06-13 2016-05-03 Turtle Beach Corporation Self-bias emitter circuit
FR3134898B1 (fr) * 2022-04-23 2024-05-10 Wattson Elements Système de localisation de dispositif mobile pour port de plaisance

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR475524A (nl) * 1914-02-19
US2910665A (en) * 1956-04-02 1959-10-27 Seismograph Service Corp Radio acoustic ranging system
US4055830A (en) * 1976-07-14 1977-10-25 The United States Of America As Represented By The Secretary Of The Interior Sonic measuring system

Also Published As

Publication number Publication date
NO781013L (no) 1978-10-02
SE7803313L (sv) 1978-09-30
DE2813273A1 (de) 1978-10-05
US4207571A (en) 1980-06-10
FR2386048A1 (fr) 1978-10-27
GB1566616A (en) 1980-05-08

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Legal Events

Date Code Title Description
BV The patent application has lapsed