NL6605777A - - Google Patents

Info

Publication number
NL6605777A
NL6605777A NL6605777A NL6605777A NL6605777A NL 6605777 A NL6605777 A NL 6605777A NL 6605777 A NL6605777 A NL 6605777A NL 6605777 A NL6605777 A NL 6605777A NL 6605777 A NL6605777 A NL 6605777A
Authority
NL
Netherlands
Application number
NL6605777A
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 filed Critical
Publication of NL6605777A publication Critical patent/NL6605777A/xx

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B21/00—Teaching, or communicating with, the blind, deaf or mute
    • G09B21/001—Teaching or communicating with blind persons
    • G09B21/006—Teaching or communicating with blind persons using audible presentation of the information
    • 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
    • G01S15/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S15/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • 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
    • 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
    • Y10S367/91—Portable sonar devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
NL6605777A 1965-04-29 1966-04-29 NL6605777A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB17983/65A GB1098927A (en) 1965-04-29 1965-04-29 A new or improved blind aid

Publications (1)

Publication Number Publication Date
NL6605777A true NL6605777A (nl) 1966-10-31

Family

ID=10104609

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6605777A NL6605777A (nl) 1965-04-29 1966-04-29

Country Status (8)

Country Link
US (1) US3366922A (nl)
JP (1) JPS5027736B1 (nl)
AT (1) AT273247B (nl)
CH (1) CH443069A (nl)
DE (1) DE1548479B2 (nl)
ES (1) ES326146A1 (nl)
GB (1) GB1098927A (nl)
NL (1) NL6605777A (nl)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757456A (fr) * 1969-10-17 1971-03-16 Westinghouse Electric Corp Appareil sonar a vue laterale
AU7732475A (en) * 1974-01-18 1976-07-15 Wormald Vigilant Ltd Multi-channel gain control
US3987403A (en) * 1974-01-18 1976-10-19 Russell Peter Smith Sensory aids for the blind
DE2530964C2 (de) * 1974-07-15 1984-11-15 Leslie Christchurch Kay Vorrichtung zur Gewinnung eines ein bewegliches Element charakterisierenden Signals
JPS5458994A (en) * 1977-10-19 1979-05-12 Sharp Kk Blind person walking aid
EP0008120B1 (en) * 1978-08-14 1984-02-15 Leslie Kay Method of and apparatus for providing information as to the existence and/or position of objects
EP0008455B1 (en) * 1978-08-21 1984-03-14 Leslie Kay Method of and apparatus for providing information as to the existence or position of objects
DE2931837A1 (de) * 1979-08-06 1981-02-26 Heinz Dr Ing Wallerus Elektronische orientierungshilfe
US4551825A (en) * 1982-11-01 1985-11-05 Polaroid Corporation Sonic ranging/detection system employing varied beamwidth
US4674069A (en) * 1982-12-16 1987-06-16 Omron Tateisi Electronics Co. System for collecting and processing data relating to moving bodies
US4774515A (en) * 1985-09-27 1988-09-27 Bo Gehring Attitude indicator
JPS6326514A (ja) * 1986-05-09 1988-02-04 レスリ−　ケエイ 物品の配置モニタ方法
KR890002504B1 (ko) * 1986-09-15 1989-07-10 김원기 시각장애자용 초음파 탐지기와 탐지기의 신호 처리방법
US4907136A (en) * 1989-03-03 1990-03-06 Jorgensen Adam A Echo location system for vision-impaired persons
DE3942093A1 (de) * 1989-12-20 1990-05-31 Feser Werner Elektronisches orientierungshilfsmittel fuer blinde mit ortungs-frequenzgang-ausgabe
US5107467A (en) * 1990-04-13 1992-04-21 Jorson Enterprises, Inc. Echo location system for vision-impaired persons
US6133795A (en) * 1994-06-24 2000-10-17 Williams; Roscoe Charles Oscillator circuit
GB2291551B (en) * 1994-06-24 1998-03-18 Roscoe C Williams Limited Electronic viewing aid
DE19525010B4 (de) * 1995-06-27 2004-08-19 Obrira Optik Brillen Gmbh Ultraschall - Brille für Blinde und Sehbehinderte
US5724313A (en) * 1996-04-25 1998-03-03 Interval Research Corp. Personal object detector
US5982286A (en) * 1998-05-15 1999-11-09 Vanmoor; Arthur Object detecting apparatus
US8120521B2 (en) * 2003-10-28 2012-02-21 Preco Electronics, Inc. Radar echolocater with audio output
US7439848B2 (en) * 2005-10-11 2008-10-21 Surag Mantri Handheld aid for the visually impaired
US7957224B2 (en) * 2009-04-29 2011-06-07 Lindsay Tremper Human echolocation system
US9201143B2 (en) 2009-08-29 2015-12-01 Echo-Sense Inc. Assisted guidance navigation
WO2012068280A1 (en) 2010-11-16 2012-05-24 Echo-Sense Inc. Remote guidance system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467368A (en) * 1943-09-23 1949-04-19 Submarine Signal Co Submarine sound direction determining system
US3107351A (en) * 1955-04-29 1963-10-15 Robert A Milam Radar resolutions
US3172075A (en) * 1959-11-27 1965-03-02 Nat Res Dev Apparatus for furnishing information as to positioning of objects

Also Published As

Publication number Publication date
CH443069A (fr) 1967-08-31
US3366922A (en) 1968-01-30
GB1098927A (en) 1968-01-10
DE1548479A1 (de) 1969-09-11
AT273247B (de) 1969-08-11
DE1548479B2 (de) 1975-10-23
ES326146A1 (es) 1967-03-01
JPS5027736B1 (nl) 1975-09-10

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