WO2015055658A1 - Système d'assistance - Google Patents

Système d'assistance Download PDF

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Publication number
WO2015055658A1
WO2015055658A1 PCT/EP2014/072028 EP2014072028W WO2015055658A1 WO 2015055658 A1 WO2015055658 A1 WO 2015055658A1 EP 2014072028 W EP2014072028 W EP 2014072028W WO 2015055658 A1 WO2015055658 A1 WO 2015055658A1
Authority
WO
WIPO (PCT)
Prior art keywords
user
function
module
assistance system
application device
Prior art date
Application number
PCT/EP2014/072028
Other languages
German (de)
English (en)
Original Assignee
I-Cane Social Technology Bv
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 I-Cane Social Technology Bv filed Critical I-Cane Social Technology Bv
Publication of WO2015055658A1 publication Critical patent/WO2015055658A1/fr

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
    • G09B21/003—Teaching or communicating with blind persons using tactile presentation of the information, e.g. Braille displays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H3/00—Appliances for aiding patients or disabled persons to walk about
    • A61H3/06—Walking aids for blind persons
    • A61H3/068—Sticks for blind persons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H3/00—Appliances for aiding patients or disabled persons to walk about
    • A61H3/06—Walking aids for blind persons
    • A61H3/061—Walking aids for blind persons with electronic detecting or guiding means
    • A61H2003/063—Walking aids for blind persons with electronic detecting or guiding means with tactile perception
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5007—Control means thereof computer controlled
    • A61H2201/501—Control means thereof computer controlled connected to external computer devices or networks
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5023—Interfaces to the user
    • A61H2201/5038—Interfaces to the user freely programmable by the user
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5058—Sensors or detectors
    • A61H2201/5064—Position sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5097—Control means thereof wireless

Definitions

  • the invention relates to an assistance system according to the preamble of claim 1.
  • an assistance system with a portable mobility aid for the haptic display of orientation information is known.
  • the feeler element of a haptic device serves to communicate orientation information to the user through a motorized adjustment, so that the user can move on the basis of this orientation information without having to rely on his view.
  • the mobility aid of the assistance system known from the prior art now has both a navigation module and a collision avoidance module, by means of which the above probe element can be activated. Specifically, the probe element is driven so that both a direction information from the navigation module and a collision information from the collision avoidance module, which warns of sensor-detected obstacles in the immediate vicinity of the user, is haptically reproduced to the user. He can thus haptically capture and respond to these two types of information.
  • this close link between the collision avoidance and the navigation in the mobility aid is not very flexible.
  • the avoidance of collisions is usually based on sensors that are present on the mobility aid itself or at least in its immediate vicinity.
  • the operation of the navigation module requires that such proximity sensor information is not necessary for them, and that both the map information on which the navigation is based and the algorithms for establishing an advantageous route may be subject to continuous updating.
  • the current geographic location may be determined in a variety of ways, such as via a satellite positioning system or about the triangulation of mobile connections.
  • additional hardware eg. B. in the form of GPS modules, required, but which is not always needed, for example, in the movement within known buildings.
  • the invention is based on the problem of further developing the known assistance system in such a way that fixedly set and user-configurable functionalities can be advantageously combined.
  • the haptic device in particular for providing safety-critical functions, can be controlled by a function module for a module function which is not user-configurable or user-configurable to a predetermined extent in normal operation.
  • a function module for a module function which is not user-configurable or user-configurable to a predetermined extent in normal operation.
  • This takes into account the fact that the configurability of a function by the user always involves the risk of a misconfiguration, which must be reduced to a predetermined level in the case of safety-critical functions.
  • the term "in normal operational use” here means that this limited configurability is feasible by the user who uses the assistance system in normal operation. The user can make this limited configuration in the course of normal operation so, without the need for expert maintenance.
  • the haptic device is particularly suitable for providing safety-critical but not safety-critical supporting functions may be controlled by an application module for a user function that is user configurable in normal use as a function of a user program that in turn may be installed by a user on the application device in normal operation.
  • an application module for a user function that is user configurable in normal use as a function of a user program that in turn may be installed by a user on the application device in normal operation.
  • This largely free configurability in normal operation is acceptable here, since the application module preferably provides only supporting functions.
  • normal operational use may be made to the above statements.
  • the user has the advantage that he can capture all the important information via a haptic device with one hand or even with just one finger and possibly also react by a haptic operation, but on the other hand, the source or the goal of this Information differs either in the limited configurable function module or in the largely freely configurable application device.
  • claims 3 to 6 describe particularly flexible types of connection of an application device, the processing of An Wenderfunktion and the treatment of an accident.
  • the preferred subclaims 7 to 8 relate to particularly reliable embodiments of the module function. Accordingly, the subclaims 9 to 14 describe particularly flexible embodiments of the user program on the application device.
  • FIG. 1 shows a proposed assistance system according to a first embodiment
  • the proposed assistance system shown in each case in FIGS. 1 and 2 has a haptic device 1 for a hand, a function module 2 for a module function for activating the haptic device 1 and an application device 4 for a user function for activating the haptic device 1, here and preferably a portable computer 4a on.
  • the haptic device 1 and the functional module 2 are here and preferably combined to form a mobility aid 3, which basically can have the superordinate shape of a blind floor.
  • the module function of the function module 2 in normal operation is not or only to a predetermined extent benuterkerk figuri erable and that the user function of the application device 4 in normal operation according to a user program 5 is user configurable, which in turn in normal operation according to a user can be generated and / or installed on the application device 4.
  • the functional module 2 is hard-wired in the sense that its functionality is either modifiable by a user, in particular unrewritable, or the functioning of the functional module 2 can only be modified within a predetermined parameter setting.
  • the functional module 2 thus provides a fixed frame, within which only an adjustment by the user is provided.
  • the functional module 2 is a sensor function module 2 a with a sensor arrangement 2 b.
  • the application device 4 may be a mobile phone or, as in the embodiments shown, a portable computer 4a, such as a smartphone, a personal digital assistant or similar electronic device.
  • the proposed assistance system is characterized in that the application function is user-configurable in dependence on a user program 5, wherein the user program 5 can be installed on the application device 4.
  • This installability results in a largely free configurability.
  • the user configurability of the application function means, in particular in relation to the functional module 2, that the type, scope and settings of the functionality provided by the application device 4 are largely, though not necessarily completely, selected and set by the user and thus configurable. This includes, in particular, that the user basically can download programs on the application device 4, remove, run and possibly modify their settings, which may be completely different in terms of their funktonality.
  • the application device 4 thus offers the user a flexibility which preferably approaches or reaches that of a personal computer.
  • both the function module 2 and the user program 5 each have their own function - the module function or the user function - on the basis of which the haptic device 1 can be controlled.
  • the haptic device can also generate signals which can then be transmitted respectively to the function module 2 and / or to the user program 4.
  • the haptic device 1 in the present sense can basically be any device which can be actuated by a touch operation by means of one hand or which can deliver a haptic signal to the hand.
  • the haptic device 1 may also, as preferred, combine these two functions.
  • the assistance system has a logic arrangement 6, which can be coupled to the application device 4 via a device connection by means of telecommunications.
  • this logic arrangement 6 may be one or more, in particular electronic devices.
  • the logic assembly 6 of the functional module 2 - as shown in FIGS. 1 and 2 - or of the haptic device 1 comprises. In the case of a multi-part logic arrangement 6, this can also be divided into the functional module 2 and the haptic device 1.
  • the device connection can be both wireless and wired.
  • the wireless device connection shown in the exemplary embodiments can be controlled via a commutation controlled by the logic device 6. At the beginning of FIG.
  • the wireless device connection is a short-range wireless connection.
  • the device connection is optional and can be disconnected again.
  • the device connection does not have to exist at any time. It is likewise preferred that the device connection, in particular by the logic arrangement 6, can be produced dynamically. That is, the logic device 6 may be configured to actively search for a suitable application device 4 and, when the presence of such an application device 4 is detected, establish the device connection. Establishing this device connection may continue to depend on the appropriate authorization status as well as the input of appropriate passwords or identifiers.
  • the identity of the application device 4 need not be previously known, but it may rather be an initially unknown application device 4. It is therefore preferred that the device connection can be made with a plurality of, in particular different, application devices.
  • the device connection conform to a connection protocol standard.
  • the connection protocol standard may be a short-range communication standard, such as the Bluetooth standard.
  • the device connection can be made with any other application device that supports this connection protocol standard
  • the functional module 2 is included in the same mobility aid 3 as the haptic device 1 and the device connection with the application device 4 is made only when it is in the vicinity. Therefore, it is preferred that the logic array 6 is adapted to drive the haptic device 1 based on the module function and, in an existing device connection, the haptic device 1 also based on the user function. It is therefore provided that when the device connection with the user device 4, the haptic device 1 is further controlled and this control both based on the module function as well as on the user function. The basis of the activation of the haptic device 1 is thus supplemented in a dynamic manner by the user function.
  • the logic array 6 is set up to trigger the haptic device 1 based on the module function in the event of a loss and / or a deterioration of the device connection. It is thus made with respect to the control of the haptic device 1 again the state without device connection.
  • the activation of the haptic device 1 takes place with a constant dependence on the module function, so that, as far as the activation of the haptic device 1 depends on the module function, the user will not notice a difference. In this way, the user can still rely on at least a portion of the information transmitted to him by means of the haptic device 1, despite the loss of the device connection.
  • the activation of the haptic device 1 can here be based only on the module function, so that the activation is therefore based on no further functions.
  • the logic arrangement 6 is set up to control the haptic device 1 in such a case based on the module function as well as based on a further module function of a further functional module.
  • another function module for the user function of the user program 5, which differs from the first-mentioned functional module 2 starts.
  • the further module function implemented by the further functional module can definitely be different from the user function of the user program 5.
  • the further functional module could function as a brightness sensor, for example, giving the user an indication of the direction of maximum brightness, which under certain circumstances could be valuable information for orientation.
  • the reliability of the control of the haptic device 1 is often very important. Therefore, it is preferable that the driving of the haptic device 1 is performed in real time based on the module function.
  • the real-time capability is to be understood such that the activation of the haptic device 1 takes place within a predetermined period of time after an external input of the functional module 2.
  • the activation of the haptic device 1 takes place within a predetermined period of time after a detection event by the sensor arrangement 2b.
  • the module function of the functional module 2 is preconfigured by a circuit.
  • This circuit may be any analog or digital electrical switching arrangement.
  • the module function can also be implemented by a function program stored in a read-only memory.
  • This function program can be executed in the function module 2 and / or in the logic arrangement 6.
  • read-only memory not only read-only SpeI are to be understood in the strict sense, but also non-volatile memory, which can not be described by the function module 2 or the logic assembly 6, but by an external device. These include in particular EEPROMs, flash memory and similar memory.
  • the function program runs in kernel mode. If the function program runs on a processor without operating system, then this mode is also to be understood as Kemel mode.
  • the user function is largely user-configurable. In addition to setting parameters of the user program 5, this may also include the possibility of intervention and modification of the program code of the user program 5.
  • the user program 5 is stored in a user-writable memory.
  • the user program is stored in a memory of the application device 4, to which the user basically has access via the user interface of the application device 4 and thus can manipulate it directly or indirectly.
  • the user program preferably runs in user mode.
  • an operating system or processor of the user equipment 4 distinguishes between system or operating system threads on the one hand and user threads on the other hand and the user program according to this distinction runs in one or more user threads.
  • Another possible facet of the configurability is that the user program 5 can be uninstalled by the application device 4, so that a further application program 5 can be installed on the application device 4. This is preferably done via the regular user interface of the application device 4.
  • a configuration of the application device 4 can also be done by the application device 4 itself.
  • the application device 4 is set up to perform a version update or an exchange of the user program 5 via a telecommunications, preferably wireless, server connection.
  • This server connection can be made with an Internet server, which holds about a whole series of applications for the application device 4 and in particular notifies new versions of user programs 5 to the application device 4.
  • the wireless server connection may in particular be a mobile radio connection based on GSM, UMTS or LTE.
  • Such a version update or such an exchange can also be triggered via the user via a user interface of the application device 4.
  • the user program 5 runs in a user runtime environment of the application device 4.
  • This user runtime environment is preferably a sandbox in the programmatic sense.
  • the user program 5 In contrast to the above-described, preferably real-time control of the haptic device 1 based on the module function in real time, it is preferred in the user program 5 that it runs in a multi-process operation on the application device 4. In other words, at the same time as the user program 5, further programs run on the application device 4, which in principle have the same parity, although possibly with different prioritization, from the operating system of the Application device 4 assigned. Consequently, the user program 5 or its user function and the control of the haptic device 1 based thereon will not take place in the above sense in real time.
  • the module function provides a safety-critical function.
  • This safety-critical function may in particular be a collision detection.
  • the sensor arrangement 2b comprises an ultrasonic sensor. In this way, such a sensor arrangement 2b could detect obstacles in the vicinity of the user, so that the user can be warned by means of the haptic device 1.
  • the user function provides a supporting function.
  • This supporting function may preferably be a navigation function.
  • the user program 5 can accordingly be a navigation app 5a, which runs on the applicator 4.
  • the user function provides an extension of the above safety-critical function.
  • the sensor assembly 2b may provide collision detection within a certain range and within a certain detection distance.
  • the user program 5 can now also provide a collision detection, which, however, detects an area which is not detected by the sensor arrangement 2b, ie beyond the area covered by the sensor arrangement 2b.
  • the collision detection of the sensor arrangement 2b remains active in order to still provide a reliable collision detection in its detection area, but is supplemented by a more extensive collision detection, which thus provides additional security, without restricting the already existing security.
  • the logic device 6 is adapted to generate a warning signal.
  • This warning signal itself may already be an acoustic signal.
  • this one Warning signal to be an electronic signal, which is sent from the logic array 6 to an acoustic output device 8, here of the mobility aid 3, which in turn generates the acoustic signal.
  • the logic arrangement 6 is set up to send an output message for the information output to the application device 4 via the device connection upon receipt of a control request message.
  • the Kontrollanfragcnachricht can preferably be generated by the Haptikvorraum 1 itself by actuation of the user.
  • the control request message may also be any other electronic message or other signal to the logic device 6.
  • the output message in turn can be any electronic message or other signal that is sent to the application device 4 and which triggers an information output, in particular by the user program 5, and in particular an acoustic information output in the application device 4.
  • the output message can serve for location information output, that is, for example, in the application device 4 include an audible, detailed indication of the current position of the application device 4 or of the user.
  • the haptic device 1 has proved to be advantageous for the haptic device 1 to have an adjustable feeler arrangement 9 for user input or user output.
  • This Tastan onion 9 may in particular be pivoted. Particularly advantageously, it is set up for user input or user output with a finger.
  • the probe assembly 9 is thus designed so that the user can perform or perceive all adjustment or pivoting movements of the Tastanowski 9 with a single finger.
  • the bundling of several independent information for user output or user input is advantageously made possible by the fact that the probe assembly 9 and in particular a probe element 10 of the probe assembly 9 for user input and / or user output about a main pivot axis 1 1 and a sub-pivot axis 12 is pivotable.
  • a pivotability of the probe element 10 about two different axes can be both haptically determined and effected by the user in an ergonomically favorable manner. This is the case in particular when the main pivot axis 1 1 and the sub-pivot axis 12 extend substantially perpendicular to one another. This can be realized according to the mobility aid 1 of the embodiment of Figure 1 in a single probe element 10.
  • the logic arrangement 6 is set up to pivot the feeler arrangement 9 and here in particular the main feeler element 13 about the main pivot axis 1 1 based on the module function. This can be done in particular independently of the user function. According to the same preferred embodiment, the logic arrangement 6 is set up to pivot the probe arrangement 9 and in particular the auxiliary button element 14 based on the user function in the case of a device connection. This activation based on the user function can in turn be independent of the module function.
  • the user function may comprise an arbitrarily complex or arbitrarily simple information, based on which then the haptic device 1 can be controlled.
  • a navigation function which is implemented on the application device 4
  • the logic assembly 6 then sets the coming of the Applus 4 commands to the haptic device 1 and the Tastanowski 9 then, without substantial further processing, just by or extends them.
  • Such an outsourcing of the logic of the user function to the application device 4 allows a further optimization of the functionality in the application device 4, without having to adapt the interface or the protocol between the application program 5 and the logic device 6. Therefore, it is preferred that the user function provides a control instruction and in particular a panning instruction. Accordingly, it is also preferred that the logic arrangement 6 is set up to pivot the auxiliary key element 14 in accordance with the control instruction in the case of a device connection.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Pain & Pain Management (AREA)
  • Veterinary Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Epidemiology (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

L'invention concerne un système d'assistance comprenant un dispositif d'haptique (1) pour une main, un module fonctionnel (2) pour une fonction modulaire pour la commande du dispositif haptique (1) et un matériel d'application (4) pour une fonction d'application pour la commande du dispositif haptique (1), de préférence, un ordinateur portable (4a). Selon l'invention, la fonction modulaire du modèle de fonction (2) ne peut pas être configurée ou peut être configurée dans une mesure prédéterminée et la fonction d'application du matériel d'application (4) peut être configurée en fonction d'un programme utilisateur (5) qui peut être installé par un utilisateur sur le matériau d'application (5).
PCT/EP2014/072028 2013-10-14 2014-10-14 Système d'assistance WO2015055658A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310016944 DE102013016944A1 (de) 2013-10-14 2013-10-14 Assistenzsystem
DE102013016944.5 2013-10-14

Publications (1)

Publication Number Publication Date
WO2015055658A1 true WO2015055658A1 (fr) 2015-04-23

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DE (1) DE102013016944A1 (fr)
WO (1) WO2015055658A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105070099A (zh) * 2015-07-30 2015-11-18 沈阳广信先锋交通高技术有限公司 事故现场防闯入系统

Citations (6)

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Publication number Priority date Publication date Assignee Title
US20080120029A1 (en) * 2006-02-16 2008-05-22 Zelek John S Wearable tactile navigation system
EP1813244B1 (fr) 2006-01-20 2009-04-01 Stichting ontwikkeling en vervaardiging Appareil de signalisation portatif destiné à la signalisation haptique d'informations d'orientation
WO2011106520A1 (fr) * 2010-02-24 2011-09-01 Ipplex Holdings Corporation Panorama en réalité augmentée prenant en charge des individus souffrant d'une déficience visuelle
WO2012143952A2 (fr) * 2011-04-20 2012-10-26 B Amutha Système et appareil pour, en ligne, à distance et de manière sécurisée, un traçage, une observation, une surveillance, une intercommunication, une localisation, une navigation, un marquage, un sauvetage, une récupération et une restitution d'humains et des chatels volés/manquants et procédés apparentés
WO2012159128A2 (fr) * 2011-05-13 2012-11-22 Duncan Douglas Malcolm Aide à la marche
KR20130086861A (ko) * 2012-01-26 2013-08-05 이문기 전자식지팡이와 스마트폰을 이용한 시각장애인용 안내장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0984754B1 (fr) * 1997-04-30 2003-11-26 Maria Ritz Auxiliaire d'orientation pour malvoyants
DE20214852U1 (de) * 2002-09-09 2003-02-13 Kaphahn Alexandra Tragbare Mobilitätshilfe für sehbehinderte Personen

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1813244B1 (fr) 2006-01-20 2009-04-01 Stichting ontwikkeling en vervaardiging Appareil de signalisation portatif destiné à la signalisation haptique d'informations d'orientation
US20080120029A1 (en) * 2006-02-16 2008-05-22 Zelek John S Wearable tactile navigation system
WO2011106520A1 (fr) * 2010-02-24 2011-09-01 Ipplex Holdings Corporation Panorama en réalité augmentée prenant en charge des individus souffrant d'une déficience visuelle
WO2012143952A2 (fr) * 2011-04-20 2012-10-26 B Amutha Système et appareil pour, en ligne, à distance et de manière sécurisée, un traçage, une observation, une surveillance, une intercommunication, une localisation, une navigation, un marquage, un sauvetage, une récupération et une restitution d'humains et des chatels volés/manquants et procédés apparentés
WO2012159128A2 (fr) * 2011-05-13 2012-11-22 Duncan Douglas Malcolm Aide à la marche
KR20130086861A (ko) * 2012-01-26 2013-08-05 이문기 전자식지팡이와 스마트폰을 이용한 시각장애인용 안내장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105070099A (zh) * 2015-07-30 2015-11-18 沈阳广信先锋交通高技术有限公司 事故现场防闯入系统

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