AT273247B - Help for the blind - Google Patents

Help for the blind

Info

Publication number
AT273247B
AT273247B AT407666A AT407666A AT273247B AT 273247 B AT273247 B AT 273247B AT 407666 A AT407666 A AT 407666A AT 407666 A AT407666 A AT 407666A AT 273247 B AT273247 B AT 273247B
Authority
AT
Austria
Prior art keywords
blind
help
Prior art date
Application number
AT407666A
Other languages
German (de)
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Application granted granted Critical
Publication of AT273247B publication Critical patent/AT273247B/en

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)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (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)
AT407666A 1965-04-29 1966-04-29 Help for the blind AT273247B (en)

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
AT273247B true AT273247B (en) 1969-08-11

Family

ID=10104609

Family Applications (1)

Application Number Title Priority Date Filing Date
AT407666A AT273247B (en) 1965-04-29 1966-04-29 Help for the blind

Country Status (8)

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

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757456A (en) * 1969-10-17 1971-03-16 Westinghouse Electric Corp SIDE VIEW SONAR DEVICE
AU7732375A (en) * 1974-01-18 1976-07-15 Wormald Vigilant Ltd Sensory aids for the blind
AU7732475A (en) * 1974-01-18 1976-07-15 Wormald Vigilant Ltd Multi-channel gain control
DE2530964C2 (en) * 1974-07-15 1984-11-15 Leslie Christchurch Kay Device for obtaining a signal characterizing a movable element
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 (en) * 1979-08-06 1981-02-26 Heinz Dr Ing Wallerus Orienteering aid for ground navigation features - includes receiver for ultrasonic electromagnetic or infrared signals reflected from object and evaluated by computer
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
EP0248530A3 (en) * 1986-05-09 1988-12-07 Leslie Kay A method and apparatus for inspection or monitoring of a product
KR890002504B1 (en) * 1986-09-15 1989-07-10 김원기 Ultrasonic Detector for Visually Impaired and Signal Processing Method
US4907136A (en) * 1989-03-03 1990-03-06 Jorgensen Adam A Echo location system for vision-impaired persons
DE3942093A1 (en) * 1989-12-20 1990-05-31 Feser Werner Electronic orientation aid for blind - provides stereo acoustic signal corresponding to detected frequency characteristic or frequency spectrum
US5107467A (en) * 1990-04-13 1992-04-21 Jorson Enterprises, Inc. Echo location system for vision-impaired persons
GB2291551B (en) * 1994-06-24 1998-03-18 Roscoe C Williams Limited Electronic viewing aid
US6133795A (en) * 1994-06-24 2000-10-17 Williams; Roscoe Charles Oscillator circuit
DE19525010B4 (en) * 1995-06-27 2004-08-19 Obrira Optik Brillen Gmbh Ultrasound glasses for the blind and visually impaired
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
NL6605777A (en) 1966-10-31
ES326146A1 (en) 1967-03-01
US3366922A (en) 1968-01-30
DE1548479A1 (en) 1969-09-11
CH443069A (en) 1967-08-31
DE1548479B2 (en) 1975-10-23
JPS5027736B1 (en) 1975-09-10
GB1098927A (en) 1968-01-10

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