KR20210048179A - Sight recovery apparatus through virtual reality-based eye movement induction - Google Patents

Abstract

The present invention relates to a sight recovery apparatus through virtual reality (VR)-based eye movement induction. More specifically, the sight recovery apparatus comprises: a head mounted display (HMD) frame to be worn on a user's head; a display unit disposed on the front side of both eyes of the user wearing the HMD frame to output a VR image; and a control unit controlling the output of the VR including movement of an object to the display unit to induce movement of the muscles around the eyeball through eye movement tracking the movement of the object included in the VR image. Accordingly, the VR image including the movement of an object is provided while the user is wearing the sight recovery apparatus on the head so that the movement of the muscles around the eyeball is induced through the eye movement tracking the movement of the object included in the VR image, thereby providing a sight recovery effect by helping the user in easily exercising the eyeball in the right way and strengthening the muscles around the eyeball.

Description

Vision recovery device through induction of eye movement based on virtual reality {SIGHT RECOVERY APPARATUS THROUGH VIRTUAL REALITY-BASED EYE MOVEMENT INDUCTION}

The present invention relates to a vision recovery device, and more specifically, to a vision recovery device through the induction of eye movement based on virtual reality.

Various wearable devices are being developed according to the trend of lightening and miniaturization of digital devices. A head mounted display, which is a type of wearable device, refers to various devices that can be worn by a user to receive multimedia contents and the like. These head-mounted displays (HMD) are divided into see-through type and see-closed type, and the transmissive type is mainly used for Augmented Reality (AR), and the sealed type is mainly used for virtual reality (Virtual Reality). Reality, VR).

FIG. 1 is a diagram showing a schematic configuration of a general glasses-type head mounted display (HMD), and FIG. 2 is a diagram illustrating a schematic configuration of a general band-shaped head mounted display (HMD). In particular, the head-mounted display as shown in FIG. 2 is a sealed type in which external light is blocked, and is suitable for providing virtual reality to a user.

On the other hand, as the use time of computers and smartphones increases, various diseases related to the eyes such as eye fatigue, dry eyes, and decreased vision are increasing. In particular, modern people often look at a nearby object for a long time and the time to be exposed to strong stimulating light is long, so that vision deterioration occurs regardless of age, which is a big problem.

Eye movements work out the muscles surrounding the eyes to prevent visual acuity from deteriorating and to restore or improve vision through continuous eye movements. However, the awareness of the eye movements is insufficient, and the individual has sufficient time in the correct way. There is a difficult limit to steadily performing eye movements.

On the other hand, as a prior art related to the present invention, Patent No. 10-1789153 (name of the invention: immersive provision method of EMDR eye movement based on virtual reality, registration date: October 17, 2017) has been disclosed. .

The present invention has been proposed to solve the above problems of the previously proposed methods, and provides a virtual reality image including movement of an object in a state worn by the user on the head, Virtual reality-based eyeball that induces movement of the muscles around the eyeball through the movement of the eye that tracks movement, helping the user to perform eye movement easily in the correct way, and reinforcing the muscles around the eyeball to obtain a vision recovery effect. It is an object of the present invention to provide a device for restoring vision through exercise induction.

A vision recovery device through induction of eye movement based on virtual reality according to a feature of the present invention for achieving the above object,

As a vision recovery device,

HMD frame that the user can wear on the head;

A display unit disposed in front of both eyes of a user wearing the HMD frame to output a virtual reality image; And

The configuration comprises a control unit that outputs and controls a virtual reality image including movement of an object to the display unit, and induces movement of muscles around the eyeball through movement of the eye that tracks the movement of the object included in the virtual reality image. It is characterized by the top.

Preferably, the HMD frame,

It may be configured in the form of a helmet or goggles having a frame structure in which external light is blocked while the user wears it on the head.

Preferably,

An eyepiece unit that transmits the virtual reality image output to the display unit to both eyes of the user, and includes a left eyepiece and a right eyepiece corresponding to the left and right eyes of the user, respectively; And

It may further include an eyepiece position adjusting unit for adjusting the position of the left eyepiece and the right eyepiece according to the position of the user's left eye and right eye.

More preferably, the eyepiece position adjustment unit,

It is provided on the outer surface of the HMD frame, and may be configured to include two control buttons for adjusting the positions of the left eyepiece and the right eyepiece.

Preferably, the control unit,

While at least one selected from the group including the shape, shape, color, and angle of the object in the form of a three-dimensional figure is changed, a virtual reality image in which the object moves along a preset trajectory may be output and controlled.

More preferably, the control unit,

The virtual reality image is output to the display unit for a predetermined time, and the preset trajectory may be controlled to be changed at the predetermined time interval.

Preferably, the virtual reality image,

It is composed of a black background and the object having a brightness greater than or equal to a threshold value, and the object moves on the black background to focus a user's gaze.

Preferably, the vision recovery device,

A focus adjustment unit for focusing by adjusting the distance between the virtual reality image and both eyes of the user;

An input unit for inputting a user's control signal for the vision recovery device;

A power supply unit for supplying power for driving the vision recovery device; And

A switch unit for on/off of the power supply unit may be further included.

According to the apparatus for recovering vision through induction of eye movement based on virtual reality proposed in the present invention, by providing a virtual reality image including movement of an object in a state worn by the user on the head, the movement of the object included in the virtual reality image By inducing the movement of the muscles around the eyeball through the movement of the eye that tracks the eyeball, the user can easily exercise the eyeball in a correct way, and strengthen the muscles around the eyeball to obtain a vision recovery effect.

1 is a diagram showing a schematic configuration of a general glasses-type head mounted display (HMD).
2 is a diagram showing a schematic configuration of a general band-type head mounted display (HMD).
3 is a diagram showing the configuration of a vision recovery apparatus through induction of eye movement based on virtual reality according to an embodiment of the present invention.
4 is a view showing a perspective view of a vision recovery apparatus through induction of eye movement based on virtual reality according to an embodiment of the present invention.
5 and 6 are diagrams illustrating, for example, a virtual reality image provided to a user through a vision recovery device through induction of eye movement based on virtual reality according to an embodiment of the present invention.
7 is a diagram illustrating, for example, a deformation of an object provided through a vision recovery apparatus through induction of eye movement based on virtual reality according to an embodiment of the present invention.
8 is a view showing a bottom view of a vision recovery apparatus through induction of eye movement based on virtual reality according to an embodiment of the present invention.

Hereinafter, preferred embodiments will be described in detail with reference to the accompanying drawings so that those of ordinary skill in the art may easily implement the present invention. However, in describing a preferred embodiment of the present invention in detail, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. In addition, the same reference numerals are used throughout the drawings for parts having similar functions and functions.

In addition, throughout the specification, when a part is said to be connected to another part, this includes not only the case that it is directly connected, but also the case that it is indirectly connected with another element interposed therebetween. In addition, the inclusion of certain components means that other components may be further included rather than excluding other components unless specifically stated to the contrary.

3 is a diagram showing the configuration of a vision recovery apparatus 100 through virtual reality-based eye movement induction according to an embodiment of the present invention, and FIG. 4 is a virtual reality-based eye movement induction according to an embodiment of the present invention. It is a view showing a perspective view of the vision recovery device 100 through. 3 and 4, the apparatus 100 for recovering vision through induction of eye movement based on virtual reality according to an embodiment of the present invention includes an HMD frame 110, a display unit 120, and a control unit 130. The eyepiece 140, the eyepiece position adjustment unit 150, the focus adjustment unit 160, the input unit 170, the power supply unit 180, and the switch unit 190 may be further included. I can.

The HMD frame 110 is a frame configuration of a device that a user can wear on his or her head. The HMD frame 110 may be configured in the form of a helmet or goggles having a frame structure in which external light is blocked while the user wears it on the head. Here, when the HMD frame 110 has a helmet shape, it may be configured with a helmet worn on the user's head and a display frame structure disposed in front of the helmet. In addition, when the HMD frame 110 is configured in the form of goggles, it may be configured with a band frame that can be worn on the user's head and a goggle frame structure that is fastened and fixed to the band frame.

The display unit 120 may be disposed in front of both eyes of a user wearing the HMD frame 110 to output a virtual reality image. That is, the display 120 may output image light so that a virtual reality image for assisting visual acuity recovery by inducing movement of muscles around the eyeball may be provided to both eyes of the user.

Depending on the embodiment, the display unit 120 may be configured with two displays each providing an image to the left eye and the right eye of the user. When the display unit 120 is composed of two displays, image light can be adjusted for the left and right eyes of a user having different characteristics, respectively.

The control unit 130 outputs and controls a virtual reality image including movement of an object to the display unit 120 to induce movement of the muscles around the eyeball through the movement of the eye that tracks the movement of the object included in the virtual reality image. can do.

5 and 6 are diagrams illustrating, for example, a virtual reality image provided to a user through the apparatus 100 for recovering vision through induction of eye movement based on virtual reality according to an embodiment of the present invention. 5 and 6, the virtual reality image provided through the vision recovery apparatus 100 through induction of virtual reality-based eye movement according to an embodiment of the present invention includes a background 10 and an object 20 ), and the object 20 may move along a preset trajectory indicated in red. Here, the red lines and arrows are not provided to the user's view field, but are displayed to describe the trajectory of the object 20. The preset trajectory may be a rectangle, a square as shown in FIG. 5, a star as shown in FIG. 6, or the like, and may be various, such as a triangle, a circle, and a tornado.

More specifically, the virtual reality image is composed of a black background 10 and an object 20 having a brightness greater than or equal to a threshold value, and the object 20 moves in the black background 10 to focus the user's gaze. . That is, the user's concentration is improved by using the difference in brightness between the background 10 and the object 20, and the moving object 20 is composed of a small figure whose brightness exceeds the threshold value, so that the user can Eye movement effect can be enhanced by making it easier to fix the gaze. In addition, as shown in Figs. 5 and 6, by adding a line or dot element that gives a three-dimensional effect to the background 10, the user is given an effect as if looking inside a three-dimensional box. You can increase your concentration.

On the other hand, the control unit 130, while at least one selected from the group including the shape, shape, color, and angle of the object 20 in the form of a three-dimensional figure is changed, and the object 20 moves along a preset trajectory. It is possible to output and control virtual reality images. That is, the object 20 may be a two-dimensional figure such as a square, a triangle, a circle, and a star, but may be a three-dimensional figure of various shapes such as a hexahedron, a tetrahedron, a sphere, and a three-dimensional star.

7 is a diagram illustrating, for example, a deformation of an object 20 provided through the vision recovery apparatus 100 through induction of eye movement based on virtual reality according to an embodiment of the present invention. 7 shows an example in which the shape is changed from a cube to a triangular pyramid. The control unit 130 may change not only the shape, but also the color, the shape and the color together, and the angle or posture of the object 20 is changed, as in the example shown in FIG. 7, the bottom surface of the triangular pyramid. , You can display the figure at various angles, such as the front. In addition, changes in the shape, shape, color, and angle of the object 20 may be made to be continuously and naturally. Such a change of the object 20 stimulates the user's interest, and it is possible to increase the user's concentration and maximize the eye movement effect than when tracking the movement of the simple object 20.

In addition, the controller 130 may output and control a virtual reality image to the display unit 120 for a predetermined time, and control a preset trajectory to be changed at a predetermined time interval. That is, after the object 20 moves for a predetermined time along the rectangular trajectory as illustrated in FIG. 5, the preset trajectory may be changed to the star-shaped trajectory as illustrated in FIG. 6. In this case, the trajectory may be changed so that the object 20 moves continuously and naturally. By changing the preset trajectory in this way, it is possible to effectively exercise various muscles around the eyeball.

Meanwhile, the object 20 may move at a constant speed along a preset trajectory, and may move while accelerating or decelerating at a constant acceleration according to an embodiment. In this case, the speed or acceleration may be different depending on the user, and the user may directly adjust the moving speed or acceleration of the object 20 using the input unit 170 to be described in detail later, and the control unit 130 20) It can also be automatically adjusted according to the success rate of movement tracking.

The eyepiece 140 may transmit a virtual reality image output to the display 120 to both eyes of the user. 8 is a view showing a bottom view of a vision recovery apparatus 100 through induction of eye movement based on virtual reality according to an embodiment of the present invention. As shown in FIG. 8, the eyepiece 140 of the apparatus 100 for recovering vision through induction of eye movement based on virtual reality according to an embodiment of the present invention provides a user with a virtual reality image output to the display unit 120. It is transmitted to both eyes of the user, and may include a left eyepiece 141 and a right eyepiece 142 corresponding to the left and right eyes of the user, respectively. More specifically, the eyepiece 140 may have two cylindrical shapes corresponding to both eyes of the user, and may be provided with a lens to optimize the virtual reality image output to the display unit 120 and provide it to the user's eyes.

The eyepiece position adjusting unit 150 may adjust the positions of the left eyepiece 141 and the right eyepiece 142 according to the positions of the user's left and right eyes. More specifically, the eyepiece position adjustment unit 150 is provided on the outer surface of the HMD frame 110, and two adjustment buttons 151 and 152 for adjusting the positions of the left eyepiece 141 and the right eyepiece 142 It can be configured to include. That is, as shown in FIG. 8, the left eyepiece 141 can be adjusted left and right by adjusting the left adjustment button 151 left and right, and the position of the right eyepiece 142 using the right adjustment button 152 Can be adjusted left or right. In this way, by using the eyepiece position adjusting unit 150, the eyepiece 140 can be adjusted according to different eye positions for each user, so that the user can easily focus on the object 20, and the user who performs eye movement Can minimize eye strain.

The focus adjustment unit 160 may focus by adjusting the distance between the virtual reality image and both eyes of the user. More specifically, the focus adjustment unit 160 is provided on the outer surface of the HMD frame 110 as illustrated in FIG. 4, and may enable fine focus adjustment by rotating the focus adjustment unit 160. The focus adjustment unit 160 interlocks with the control unit 130 to adjust the size of the virtual reality image output to the display unit 120, or adjusts the lens position of the eyepiece 140, so that the virtual reality image and the user's By adjusting the distance between both eyes, users can easily focus on the virtual reality image.

The input unit 170 may input a user's control signal for the vision recovery apparatus 100. As shown in FIG. 4, the input unit 170 may be provided on one side of the HMD frame 110, and the user inputs control signals such as output control of virtual reality images and volume control through the input unit 170. can do.

Meanwhile, the vision recovery apparatus 100 through induction of eye movement based on virtual reality according to an embodiment of the present invention includes a power supply unit 180 and a power supply unit ( 180) may be configured to further include a switch unit 190 for on/off, a sensor unit (not shown) for tracking the user's pupil, and a GPS module for providing location information by being mounted on the HMD frame 110 (Not shown), a communication unit (not shown) for performing data communication under the control of the controller 130 may be further included.

Here, the sensor unit, as a pupil tracking sensor, may collect pupil tracking information that tracks the pupil of the user looking at the object 20, and the control unit 130 uses the pupil tracking information collected by the sensor unit to allow the user to You can determine if you are exercising properly. Alternatively, the controller 130 may determine whether the user is performing eye movement properly by sharing the collected pupil tracking information with the server through the communication unit.

In addition, the control unit 130 extracts a trajectory in which the matching rate of the user's gaze using the pupil tracking information and the preset trajectory on which the object 20 moves is lower than the threshold value, and changes the preset trajectory with the extracted trajectory, You can induce more eye movements that do not work well. According to an embodiment, when the matching rate of the user's gaze using the pre-set trajectory on which the object 20 moves and the pupil tracking information is lower than the threshold value, the controller 130 reduces the moving speed of the object 20 so that the user can It can be adjusted so that the movement of the object 20 can be more easily tracked.

In addition, the GPS module provides location information of the user, and the communication unit is connected in connection with the communication unit of the server or other vision recovery device 100, and receives virtual reality image data from the server, or various information such as sensing information is exchanged with each other. Data communication can be performed so that they can be shared. In this case, it may be understood that the communication unit applies various wireless communication methods including 3G/4G/5G and LTE, and wired communication methods such as USB, etc., which can be connected to the Internet.

Meanwhile, the eyepiece position adjustment unit 150, the focus adjustment unit 160, the input unit 170, and the switch unit 190 may be installed on one side of the HMD frame 110, such as top, bottom, left, right, etc. , Depending on the embodiment, it may be formed in a separate device connected to the HMD frame 110 by wire.

According to the apparatus 100 for recovering vision through induction of eye movement based on virtual reality proposed in the present invention, a virtual reality image including movement of the object 20 is provided while the user wears it on the head, thereby providing a virtual reality image. By inducing the movement of the muscles around the eyeball through the movement of the eye that tracks the movement of the object 20 included in, the user can easily perform the eye movement in a correct way, and strengthen the muscles around the eyeball to restore vision. You can get it.

The present invention described above can be modified or applied in various ways by those of ordinary skill in the technical field to which the present invention belongs, and the scope of the technical idea according to the present invention should be determined by the following claims.

10: background
20: object
100: vision recovery device
110: HMD frame
120: display unit
130: control unit
140: eyepiece
141: left eye eyepiece
142: right eye eyepiece
150: eyepiece position adjustment unit
151, 152: control button
160: focus adjustment unit
170: input unit
180: power supply
190: switch unit

Claims (8)

As the vision recovery device 100,
HMD frame 110 that the user can wear on the head;
A display unit 120 disposed in front of both eyes of a user wearing the HMD frame 110 to output a virtual reality image; And
Movement of the muscles around the eyeball through eye movement that tracks the movement of the object 20 included in the virtual reality image by controlling the output of the virtual reality image including the movement of the object 20 to the display unit 120 A vision recovery apparatus 100 through induction of eye movement based on virtual reality, characterized in that it comprises a control unit 130 to induce. The method of claim 1, wherein the HMD frame (110),
Vision recovery device 100 through induction of eye movement based on virtual reality, characterized in that it is configured in the form of a helmet or goggles having a frame structure in which external light is blocked while the user wears it on the head. ). The method of claim 1,
An eyepiece 140 including a left eyepiece 141 and a right eyepiece 142 corresponding to the left and right eyes of the user, respectively transmitting the virtual reality image output to the display 120 to both eyes of the user ; And
It further comprises an eyepiece position adjusting unit 150 for adjusting the positions of the left eyepiece 141 and the right eyepiece 142 according to the position of the user's left eye and right eye. Through the vision recovery device (100). The method of claim 3, wherein the eyepiece position adjustment unit 150,
It is provided on the outer surface of the HMD frame 110, characterized in that it comprises two adjustment buttons (151, 152) for adjusting the positions of the left eye eyepiece 141 and the right eye eyepiece 142, virtual Vision recovery device 100 through reality-based eye movement induction. The method of claim 1, wherein the control unit 130,
Output control of a virtual reality image in which the object 20 moves along a preset trajectory while at least one selected from the group including the shape, shape, color, and angle of the object 20 in the form of a three-dimensional figure is changed. The apparatus 100 for recovering vision through induction of eye movement based on virtual reality. The method of claim 5, wherein the control unit 130,
Controlling the output of the virtual reality image to the display unit 120 for a predetermined time, and controlling the preset trajectory to be changed at the predetermined time interval, characterized in that the vision recovery through virtual reality-based eye movement induction Device 100. The method of claim 1, wherein the virtual reality image,
It is composed of a black background 10 and the object 20 having a brightness greater than or equal to a threshold value, characterized in that the object 20 moves in the black background 10 to focus the user's gaze, based on virtual reality Vision recovery device 100 through induction of eye movement. The method of any one of claims 1 to 7, wherein the vision recovery device (100),
A focus adjustment unit 160 for focusing by adjusting the distance between the virtual reality image and both eyes of the user;
An input unit 170 for inputting a user's control signal for the vision recovery device 100;
A power supply unit 180 for supplying power for driving the vision recovery device 100; And
The apparatus 100 for recovering vision through induction of eye movement based on virtual reality, characterized in that it further comprises a switch unit 190 for on/off of the power supply unit 180.

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