KR20170052319A - Navigating apparatus and system by inducing tactile sense - Google Patents
Navigating apparatus and system by inducing tactile sense Download PDFInfo
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- KR20170052319A KR20170052319A KR1020150154625A KR20150154625A KR20170052319A KR 20170052319 A KR20170052319 A KR 20170052319A KR 1020150154625 A KR1020150154625 A KR 1020150154625A KR 20150154625 A KR20150154625 A KR 20150154625A KR 20170052319 A KR20170052319 A KR 20170052319A
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- laser
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- skin tissue
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
The present invention relates to an apparatus and a system for guiding a body sensation to a user's skin tissue and guiding the body. More specifically, the present invention relates to a method of irradiating a laser to a path guide device including a medium contacting a skin tissue of a user, and a method in which the effect of action generated in the medium by laser irradiation is transmitted to the user's skin tissue, To an apparatus and a system for providing route guidance information to the user.
Description
The present invention relates to an apparatus and a system for guiding a body sensation to a user's skin tissue and guiding the body. More specifically, the present invention relates to a method of irradiating a laser to a path guide device including a medium contacting a skin tissue of a user, and a method in which the effect of action generated in the medium by laser irradiation is transmitted to the user's skin tissue, To an apparatus and a system for providing route guidance information to the user.
The development of transportation means and communication means have greatly increased the demand for users of the navigation apparatuses, and studies for providing guidance information to users more effectively are ongoing.
On the other hand, in the conventional method of guiding the user to the route, a method of presenting the guide information in a display format on the terminal carried by the user or a method of providing the guide information by sound has been used. However, when there is a situation in which the guidance information can not be visually or audibly detected, for example, in the case of a user having a visual or auditory handicap, the guidance information can not be recognized, There has been a problem of not being able to do.
The present invention provides a sagittal sense pattern in a pattern that can provide guidance information to the user in order to induce a sagittal sense on the skin tissue of a user, . ≪ / RTI >
According to the present invention, a laser is irradiated to a path guide device in contact with a skin tissue of a user, and a touch sensation such as tactile feeling, pressure feeling, and warm feeling is provided to the user's skin by the action effect in the medium included in the path guide device .
In particular, the present invention provides a body sensation to the user's skin tissue, wherein the body sensation is induced according to a predetermined pattern for guiding the body, thereby enabling the user to perceive the body of the guidance information .
In order to effectively provide the guidance information, the present invention not only controls the type or parameter of the laser but also forms the media for directing the somatosensation directly to the user's skin tissues to have different physical properties, To provide route guidance information.
On the other hand, the present invention aims to provide a so-called indirect stimulation method in which a medium contacting a skin tissue of a user is irradiated with a laser to induce a somatosensory, thereby preventing direct damage to the user's skin tissue.
In addition, the present invention is not limited to the use of only a medium as a main component of the navigation system, so that it is not necessary to provide complicated devices required to induce the body sensation in the human body. Further, And to provide a small number of devices.
The technical problem to be solved by the present invention is not limited to the technical problems mentioned above, and various technical problems can be inferred from the contents to be described below within a range obvious to the ordinary artisan.
According to an aspect of the present invention, there is provided a body guiding system comprising: a laser irradiator for irradiating a laser according to a predetermined pattern to a guiding device; And a path guiding device for guiding the body sensation to the skin tissue of the user as an effect of the action generated in the medium by the absorption of the laser to be irradiated into the medium.
In addition, the predetermined pattern in the body guided system of the sperm sensation guiding system includes a pattern for informing the user of direction, speed, proximity to a destination, whether to stop or proceeding as a pattern for guiding the route.
In the guiding system of the sperm sensation induction system, the laser irradiating device controls a parameter of a laser to be irradiated.
Wherein the parameters of the laser include energy intensity, pulse width, pulse frequency, stimulation time or diameter.
According to another aspect of the present invention, there is provided a path guide apparatus comprising: a laser beam irradiated on one surface; a back surface contacting a skin tissue of a user; and an effect of an action generated by the irradiated laser, Wherein the body sensation is induced in the skin tissue of the user according to a predetermined pattern.
In addition, the effect of the action generated by the laser in the path guide device includes a thermoelastic effect, a plasma effect or a heat transfer effect.
In addition, in the path guide apparatus, the medium includes a plurality of media having different physical properties, and the back surfaces of the media are respectively in contact with the skin tissue of the user and different from each other in the user skin tissue in contact with the back surface of the media having different physical properties And a somatosensory is induced.
In addition, in the path guide apparatus, the medium includes a first layer and a second layer, and the first layer and the second layer absorb laser beams of different wavelengths.
The path guide device includes a communication unit for transmitting and receiving data to and from the laser irradiation device; A location management unit for acquiring location information of a user and transmitting destination information set by a user to the laser irradiation apparatus; And a control unit for controlling the communication unit and the location management unit. As shown in FIG.
The path guide apparatus may further include a laser inducing unit for inducing the irradiation direction of the laser irradiation apparatus such that the laser is irradiated to a specific spot.
According to the present invention, it is possible to induce various body senses without damaging the skin tissue of the user, and it is possible to provide a guidance service by implementing a certain pattern with the body sensation thus induced.
In addition, according to the present invention, it is possible to induce various body senses in the skin tissue of a user, thereby effectively providing information necessary for guidance.
In addition, according to the present invention, it is possible to recognize route guidance information only by the sense of body, thereby providing route guidance information to a user who lacks other cognitive ability such as sight, hearing, and the like, in particular, an audiovisual disabled person.
In addition, according to the present invention, many components are not required in manufacturing the guiding device, and in particular, a configuration using electricity as a power source can be minimized, thereby reducing costs and processes required for fabrication.
FIG. 1 schematically shows a guidance system according to the present invention.
FIG. 2 shows an example in which a guidance system according to the present invention is implemented in a building.
3 is a detailed block diagram of the laser irradiation apparatus according to the present invention.
FIG. 4 is a schematic view illustrating a principle in which a somatosensory is induced in a user's skin tissue on a guidance system of a somatosensory induction system according to the present invention.
5 and 6 show the detailed configuration of the medium included in the navigation apparatus.
FIG. 7 is a block diagram illustrating a detailed configuration of a route guidance device that is a component of a route guidance system according to the present invention.
Figures 8 and 9 illustrate an actual implementation of a road guide according to the present invention.
Figs. 10 and 11 illustrate an embodiment in which the guidance device induces a somatosensory pattern of a predetermined pattern in the user's skin tissue.
DETAILED DESCRIPTION OF THE EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment according to the present invention will be described in detail with reference to the accompanying drawings.
The embodiments disclosed herein should not be construed or interpreted as limiting the scope of the present invention. It will be apparent to those of ordinary skill in the art that the description including the embodiments of the present specification has various applications. Accordingly, any embodiment described in the Detailed Description of the Invention is illustrative for a better understanding of the invention and is not intended to limit the scope of the invention to embodiments.
The functional blocks shown in the drawings and described below are merely examples of possible implementations. In other implementations, other functional blocks may be used without departing from the spirit and scope of the following detailed description. Also, although one or more functional blocks of the present invention are represented as discrete blocks, one or more of the functional blocks of the present invention may be a combination of various hardware and software configurations that perform the same function.
In addition, the expression "including any element" is merely an expression of an open-ended expression, and is not to be construed as excluding the additional elements.
Further, when a component is referred to as being connected or connected to another component, it may be directly connected or connected to the other component, but it should be understood that there may be other components in between.
Hereinafter, a schematic configuration and operation of the navigation system according to the present invention will be described with reference to FIG.
Referring to FIG. 1, the body guided system according to the present invention includes a
The
Meanwhile, the path guide system according to the present invention is preferably for providing the user with a path guidance service in the room. In one embodiment, the
Fig. 2 shows an embodiment in which the
3 is a block diagram showing the detailed configuration of the
Referring to FIG. 3, the
First, the
In addition, the
Next, the
In the meantime, it should be understood that the pulse laser frequency in the present invention is freely controllable from 1 Hz to 70 Hz. Further, when a frequency is 0 Hz, that is, a single shot, Can be set.
Next, the
Meanwhile, the
Next, the
The diameter control part can be embodied as a convex lens for converging the laser to one point and a concave lens for diffusing the laser. By selectively adjusting the distance between the convex lens and the concave lens, Can be controlled.
Finally, the
The
Meanwhile, it is preferable that the wavelength of the laser mentioned in the present specification is any one of 445 nm, 480 nm, 532 nm, 650 nm, 809 nm, 850 nm and 1064 nm. The laser wavelength is relatively easy to implement as compared with other wavelengths, which is advantageous in that laser irradiation can be easily controlled. It is to be understood, however, that the laser wavelength in the present invention is not limited to the above specific values, and that the numerical value of the laser wavelength may be varied within a range that can be readily implemented by a person skilled in the art.
Referring again to FIG. 1, the guidance system according to the present invention further includes a
The path guide
In addition, as described above, the
It is preferable that the
The driving principle of the guiding
Hereinafter, referring to FIG. 4, the principle of guiding the body sensation in the
4, the path guide
More specifically, the medium 300 is a material having an adhesive property. The medium 300 may have various compositions, but may be made of an acrylic foam. The medium may also be a semi-liquid or elastic material, which is preferably solid, liquid indistinguishable, preferably as a tackifier, or the medium may be a fully synthetic polymer having a smooth surface and a colorless hue.
The path guide
In the case of irradiating laser to the skin tissue of the user through the medium as in the present invention, i) it is possible to induce the heat and thermo-elastic effect without individual difference by being less affected by the characteristics of the living tissues for each person, ii) Iii) By providing a new component called the medium, it is possible to make a more diverse combination of lasers and mediums to be examined. And iv) it is effective in controlling the type of the medium or the thickness of the bondable medium in the same laser condition to induce the effect.
Meanwhile, FIG. 5 shows the medium 300 included in the
As a method of controlling the absorption coefficient of the medium, there is a method of changing the color of the layer as mentioned above. As shown in FIG. 5, when the
In this case, the absorption coefficient means a coefficient indicating the degree to which the medium absorbs light. In general, the absorption coefficient is related to monochromatic light, and the value depends on the wavelength of light.
Considering the above definition of the absorption coefficient, the medium of the present invention can control the wavelength of the absorbed laser and the absorption of the wavelength depending on how the color of each layer is selected.
For example, when the
On the other hand, according to the present invention, it is to be understood that when a laser is irradiated on the medium depending on which medium of the material is used, the tactile sensation transmitted to the user may vary.
In other words, in addition to the above-mentioned acrylic foamed foam material medium, it is also possible to transmit the touch, the feeling of vibration, and the warmth to the user's skin tissue which is contacted by using the medium of aluminum material and the blue medium coated with the adhesive agent on the synthetic fiber . The fact that the senses felt by the user can be changed according to the material of the medium to be used in this way means that more kinds of senses can be provided to the user by the physical properties inherent to each medium and various laser parameter combinations.
For example, in the case of an acrylic foamed foam material, the user has a mechanical feel, while in the case of a medium coated with a viscous agent on a synthetic fiber, the user has a feeling of mechanical touch and warmth In the case of the aluminum medium, the user can only feel the mechanical feel of very weak strength.
6 is a side view of the medium 300 in the present invention, showing the layer structure thereof.
Referring to FIG. 6, the medium 300 includes a
Meanwhile, when the laser is irradiated onto the medium 300 included in the
First, regarding the thermoelastic effect, the thermoelastic effect is a mechanism by which the
On the other hand, the stress wave generated and propagated in the medium 300 by laser absorption is determined according to the following equation.
In this case, p max is the maximum magnitude of the incident stress, c s is the velocity of the sound wave, μ a is the absorption coefficient of the medium, Γ is the grunt constant, and H 0 is the absorbed fluence.
According to the above equations (1) and (2), it is necessary to increase the maximum size of the stress wave to induce a larger tactile sensation in the body tissue. For this, it is preferable to use a medium having a high absorption coefficient and a high Grunisen constant.
On the other hand, the Gruenian constant is an intrinsic constant of the medium crystal, which is a measure of the degree to which the energy of the phonon (the quasi-particle representing the quantized vibration of acoustic quantum and crystal lattice) changes with thermal expansion.
On the other hand, when viewed in terms of the acoustic impedance of the medium, the transmission coefficient at the interface of the medium is generally defined by the following equation (3).
In this case, p t is the magnitude of the stress wave passing through the medium, p i is the magnitude of the stress wave incident on the medium, Z 1 is the acoustic impedance of the first medium as the incident direction medium, Z 2 is the direction The acoustic impedance of the second medium, which is the medium of the second medium. In this case, acoustic impedance means a value obtained by dividing a pressure on a plane parallel to the wavefront by a volume velocity of a wave passing through the wavefront when the wave propagates. In other respects, acoustic impedance means the resistance that a wave receives when it passes through the medium.
Meanwhile, according to Equation (3), it is preferable that the acoustic impedance of the second medium is larger than the acoustic impedance of the first medium in order for the stress waves to pass through the medium better. That is, when the two media are in contact with each other, the acoustic impedance Z1 of the first medium on which the waves are incident is small and the acoustic impedance Z2 of the second medium on which the waves are emitted is large T).
That is, when the present invention is applied to the present invention, it is preferable that the medium has an acoustic impedance that is smaller than the acoustic impedance of the body tissue (skin).
In addition to the previously mentioned thermoelastic effect, the medium also generates a plasma effect and a heat transfer effect as the laser is irradiated, and as a result of this effect, the skin texture of the user, for example, pressure or warmth, .
As for the plasma effect, when a laser is irradiated, a plasma is generated. Due to the induced plasma, an acoustic emission phenomenon occurs in the medium, and the user's skin texture is felt. The acoustic emission phenomenon refers to a phenomenon in which when the solid is deformed, the strain energy stored therein is released to generate an acoustic wave, and a sudden seismic wave is generated due to the local energy suddenly emitted in the medium by laser irradiation .
The heat transfer effect is a phenomenon of transfer of thermal energy transmitted from the surface or inside of the medium. As the laser is irradiated on the medium, the temperature of the medium rises. In this case, during the transfer of heat energy to the surrounding medium, And the heat energy is transferred to the skin tissue of the skin.
On the other hand, the above-mentioned thermoelastic effect, plasma effect and heat transfer effect can be all expressed in one type of medium, but these effects can be remarkably exhibited depending on the properties of the medium, that is, And the degree of its expression varies.
For example, assuming that the
4 to 6, how the
Hereinafter, the detailed configuration and practical implementation of the
FIG. 7 is a block diagram illustrating a detailed configuration of a
Referring to FIG. 7, the
The
The
Meanwhile, the
The
The path guide
Considering the actual implementation size of the guiding
That is, the
8 and 9 illustrate an embodiment of the
8 shows a state in which the
9 shows an example in which the medium 300 in the path guide
For example, the medium in the path guide
10 and 11 show an example of a pattern in which a laser is irradiated on a medium.
10 shows a state in which the
10 (b) shows an example in which the
11 shows a state in which the
Specifically, the
It should be noted that the pattern examples in FIGS. 10 and 11 are only one embodiment, and various patterns can be used so long as the user can provide necessary information for guiding the user.
With reference to the above drawings, the body sense induction device according to the present invention and its application examples have been described. The embodiments of the present invention described above are disclosed for the purpose of illustration, and the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention.
100 laser irradiation device
110 laser output section
120 Frequency control unit
130 energy control section
140 diameter control unit
150 control unit
200 way guide
210 communication unit
220 Location Management Section
230 laser induction unit
300 medium
310 first layer
320 Adhesive
330 Second layer
500 Kiosk
Claims (10)
A guide device for guiding a body sensation to a user's skin tissue as an effect of an action generated in the medium by absorption of a laser to be irradiated into the medium;
Wherein the body guiding system comprises a body guiding system.
The predetermined pattern is a pattern for guidance
A direction, a speed, a degree of proximity to a destination, whether to stop, or whether to proceed.
Wherein the laser irradiating device controls parameters of a laser to be irradiated.
Wherein the parameters of the laser include energy intensity, pulse width, pulse frequency, stimulation time or diameter.
/ RTI >
Wherein the body sensation is induced in the skin tissue of the user according to a predetermined pattern.
The effect of the action generated by the laser,
A thermoelastic effect, a plasma effect, or a heat transfer effect.
A plurality of media having different physical properties,
Wherein the back surface of the media is in contact with the skin tissue of the user,
Wherein a different bodily sensation is induced in the user's skin tissue contacting with the back surface of the media having different physical properties.
Wherein the medium comprises a first layer and a second layer,
Wherein the first layer and the second layer each absorb a laser of a different wavelength.
A communication unit for transmitting and receiving data to and from the laser irradiation apparatus;
A location management unit for acquiring location information of a user and transmitting destination information set by a user to the laser irradiation apparatus; And
A control unit for controlling the communication unit and the location management unit;
Further comprising: a control unit for controlling the operation of the vehicle.
A laser guiding part for guiding the irradiation direction of the laser irradiation device such that the laser is irradiated to a specific spot;
Further comprising:
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JPWO2021009864A1 (en) * | 2019-07-17 | 2021-01-21 |
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US11231783B2 (en) | 2019-08-12 | 2022-01-25 | Electronics And Telecommunications Research Institute | Apparatus for generating vibrotactile sensation |
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JP4067380B2 (en) * | 2002-10-10 | 2008-03-26 | 小糸工業株式会社 | Visually impaired person guidance device, visually impaired person route guidance device, and visually impaired person walking support system |
JP2008017739A (en) * | 2006-07-11 | 2008-01-31 | Hokkaido Univ | Laser irradiation type foreign substance introduction device |
KR101375613B1 (en) * | 2013-08-14 | 2014-03-20 | 건국대학교 산학협력단 | Electronic device for providing tactile sense using laser and method using the same |
KR101345310B1 (en) * | 2013-08-14 | 2013-12-26 | 건국대학교 산학협력단 | Apparatus and method for guiding state information of vehicle |
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WO2021009864A1 (en) * | 2019-07-17 | 2021-01-21 | 日本電信電話株式会社 | Tactile presentation apparatus and tactile presentation method |
US20220237995A1 (en) * | 2019-07-17 | 2022-07-28 | Nippon Telegraph And Telephone Corporation | Tactile presentation device, and tactile presentation method |
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