KR20170019898A - Method and system for switching orientation of sound according to direction changes of image showed on a display device - Google Patents
Method and system for switching orientation of sound according to direction changes of image showed on a display device Download PDFInfo
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- KR20170019898A KR20170019898A KR1020150114390A KR20150114390A KR20170019898A KR 20170019898 A KR20170019898 A KR 20170019898A KR 1020150114390 A KR1020150114390 A KR 1020150114390A KR 20150114390 A KR20150114390 A KR 20150114390A KR 20170019898 A KR20170019898 A KR 20170019898A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/607—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for more than one sound signal, e.g. stereo, multilanguages
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
There is provided a method of switching an image displayed on a display device through sound. According to an embodiment of the present invention, there is provided a method of switching an image displayed on a display device through sound, comprising: collecting a plurality of images photographed at different positions and sound associated with each image; Sensing a change in sound being collected; And providing an image related to the detected sound so that the image displayed on the display device can be switched when a change in sound is detected.
Description
BACKGROUND OF THE
Recently, VR (Virtual Reality) headset which can play omnidirectional video from Sony, Samsung, and LG has been launched in line with Oculus. As the VR headset becomes popular, the contents supporting the virtual reality are diversified, and the user can experience the virtual reality by wearing the VR headset.
The user can move in the virtual reality space, and the image displayed on the display device such as the VR headset changes according to the movement of the user. The change in the image displayed on the display device means that the user can not see the virtual reality space, It means that the field of view changes.
However, since the phase (or direction) of the sound felt by the user does not change in spite of the change in the direction of the image displayed on the display device as described above, the user may not feel real experience in the virtual reality experience.
In addition, the part where the user can visually experience in the virtual reality is limited to the image displayed on the display device such as the VR headset, and the event may occur where the user is out of the viewable perception in the virtual reality, Lt; / RTI > In this case, since the direction of sight of the user is inconsistent with the direction of sound generation, the user may have a curiosity about the direction of sound generation and feel uncomfortable with the virtual reality experience.
Therefore, in order to give a better user experience when a user experiences a virtual reality, it is necessary to automatically match the direction (or direction) of the user's viewing direction with the direction of the sound.
SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a method of switching a phase of a sound according to a change in a direction of an image displayed on a display device in order to match a viewing direction of a user with a phase And a system.
Another object of the present invention is to provide a method and system for switching an image displayed on a display device through a sound so that a direction in which a sound is generated and a direction of a user displayed on the display device coincide with each other I would like to.
Another object of the present invention is to provide a method and system for switching an image displayed on a display device through a sound so that a sound associated with a sound can be displayed on a display device .
It is another object of the present invention to provide a method and apparatus for displaying an object displayed on a display device at various points of time after a direction in which a sound is generated is coincident with a viewing direction of a user displayed on a display device And to provide a method and system for switching an image displayed on a display device by using sound as a medium.
The technical objects of the present invention are not limited to the above-mentioned technical problems, and other technical subjects not mentioned can be clearly understood by those skilled in the art from the following description.
According to an aspect of the present invention, there is provided a method of switching a phase of a sound according to a change in a direction of an image displayed on a display device, the method comprising: And providing a virtual reality sound mapped in all directions according to the first viewing direction to a display device; And providing a virtual reality image switched according to the second viewing direction when the viewing direction is changed from the first viewing direction to the second viewing direction and providing a switched virtual reality image according to the second viewing direction, And providing a sound to the display device.
According to an aspect of the present invention, there is provided a system for switching a phase of a sound according to a direction change of an image displayed on a display device, the system comprising: An image providing module provided to the apparatus; A sound providing module for providing the display device with a virtual reality sound mapped in all directions according to the viewing direction; And a detection module for detecting a change in the viewing direction, wherein the image providing module and the sound providing module are configured to display the changed virtual reality image according to the changed viewing direction when the viewing direction is changed, And provides the converted virtual reality sound to the display device.
According to an aspect of the present invention, there is provided a method of switching an image displayed on a display device through sound, the method comprising: receiving a plurality of images photographed at different positions, ; Sensing a change in sound being collected; And providing an image related to the detected sound so that the image displayed on the display device can be switched when a change in sound is detected.
According to another aspect of the present invention, there is provided a method of switching an image displayed on a display device through sound, the method comprising: displaying a virtual reality image through a display device; Identifying a direction in which sound is generated centering on a user's reference position in a virtual reality; And switching the virtual reality image displayed on the display device so that the view of the user faces a direction in which sound is generated.
According to an aspect of the present invention, there is provided a system for switching an image displayed on a display device through sound, comprising: a plurality of images captured at different positions and a sound associated with each image; A collection module for collecting the data; A sensing module for sensing changes in the sound being collected; And a providing module for providing an image related to the detected sound so that the image displayed on the display device can be switched when a change in sound is detected.
According to the present invention as described above, the following effects can be obtained, but the effects derived from the present invention are not limited thereto.
First, by matching the direction in which the sound is generated and the viewing direction of the user displayed on the display device, the user can experience realistic virtual reality, and can be immersed in the image.
Secondly, since a plurality of images photographed at different positions can be switched by using a medium of sound, the user can recognize images in the region where the sound is generated or images in the direction in which the sound is generated, User experience can be provided.
Thirdly, since the omni-directional image or the multi-view image can be provided, the user can listen to the image of the region where the sound is generated or the object included in the image of the direction in which the sound is generated, Thereby providing a better user experience for the user.
1 is a schematic view for explaining an image and sound switching system according to an embodiment of the present invention.
FIG. 2 is a flowchart illustrating a method of switching images and sounds according to an exemplary embodiment of the present invention. Referring to FIG.
FIGS. 3 and 4 are views for explaining a method of switching images and sounds according to an embodiment of the present invention.
5 is a diagram showing a schematic configuration of a video and sound switching system according to an embodiment of the present invention.
6 is a schematic view for explaining a video switching system according to an embodiment of the present invention.
7 is a flowchart illustrating an image switching method according to an embodiment of the present invention.
8 is a view for explaining video and sound collected by the video switching system according to an embodiment of the present invention.
9 and 10 are diagrams for explaining a multi-view image.
11 is a flowchart illustrating an image switching method according to another embodiment of the present invention.
12 is a diagram showing a schematic configuration of an image switching system according to an embodiment of the present invention.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.
Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless explicitly defined otherwise.
The terminology used herein is for the purpose of illustrating embodiments and is not intended to be limiting of the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. The terms " comprises "and / or" comprising "used in the specification do not exclude the presence or addition of one or more other elements in addition to the stated element.
Hereinafter, a method and system for switching an image displayed on the
Hereinafter, a method and system for changing the phase of a sound according to a change in the direction of an image displayed on the
Referring first to Fig. 1, a
The
The video and
Although the
Hereinafter, a method of switching images and sounds according to an embodiment of the present invention will be described with reference to FIGS. 2 to 4. FIG. Referring to FIG. 2, a flowchart for explaining a method of switching images and sounds according to an embodiment of the present invention is shown. Referring to FIGS. 3 and 4, A method for switching a display device is disclosed.
Referring to FIGS. 2 and 3, the video and
Specifically, the
To this end, the video and
In addition, the image and
2 and 4, the image and
Specifically, the user can change the viewing direction through a method such as turning the head while the
In addition, the video and
To this end, as described above, the video and
That is, by detecting the degree of phase change in the viewing direction and changing the virtual reality sound mapped in all directions according to the first viewing direction so as to correspond to the detected degree of phase change, 2 virtual reality sound can be generated by mapping in all directions according to the viewing direction.
According to the method of switching the phase of the sound according to the direction change of the image displayed on the
Hereinafter, a video and sound switching system according to an embodiment of the present invention will be described with reference to FIG. Referring to FIG. 5, a diagram illustrating a schematic configuration of an image and sound switching system according to an embodiment of the present invention is disclosed. However, differences between the image and sound switching method according to an embodiment of the present invention will be mainly described.
5, the image and
Specifically, the image providing module 40-1 can provide the virtual reality image according to the viewing direction to the
On the other hand, the sensing module 40-3 can detect a change in the viewing direction, and a gyro sensor or the like can be used for this purpose, but the present invention is not limited thereto.
Meanwhile, when the viewing direction is changed, the video providing module 40-1 and the sound providing module 40-2 perform an omnidirectional mapping according to the changed viewing direction and the switched virtual reality video according to the changed viewing direction, It is possible to allow the user to experience the virtual reality realistically by providing the displayed virtual reality sound to the
Specifically, the virtual reality sound that is mapped and mapped in all directions according to the changed viewing direction changes the phase of the virtual reality sound mapped in all directions according to the viewing direction in accordance with the phase change in the viewing direction changed from the viewing direction Lt; / RTI >
According to such a configuration, a system for switching the phase of sound according to a change in the direction of an image displayed on the
6 to 8, an image switching method according to an embodiment of the present invention will be described. Referring to FIG. 6, a schematic diagram for explaining a
Referring first to Fig. 6, a
The
The
6, the
Hereinafter, a method of switching an image displayed on the
7 and 8, the
Specifically, the
Referring to FIG. 8, a
Accordingly, the
8, the photographing
On the other hand, the
However, in some embodiments, the
Next, referring to FIG. 7, the
Here, the detection of the change in the sound to be collected is to find a sound having a change by checking whether there is a change in sound for each position in a sound associated with a plurality of images photographed at different positions. Specifically, the
Accordingly, when a change in sound collected at a specific position is sensed, the
For example, when there is a sound change at the position C of the photographing
On the other hand, in some embodiments, detecting the change in the sound collected may not only be to find the
In this step S20, the change of sound collected by the
Referring to FIG. 7, the
That is, the
Specifically, when a change in sound is detected, providing an image related to a detected change sound so that the image displayed on the
For example, referring to FIG. 8, if a sound is produced at the C position of the photographing
In some embodiments, when the change in sound being collected is confirmed using the directionality of the sound, the image associated with the detected sound may be an image in which the sound changes. At this time, the
Therefore, according to the method of switching the image displayed on the
Hereinafter, an image switching method according to another embodiment of the present invention will be described with reference to FIGS. 7, 9, and 10. FIG. However, differences from the image switching method according to an embodiment of the present invention will be mainly described. 9 and 10, a diagram for explaining a multi-view image is disclosed.
According to the image switching method according to another embodiment of the present invention, when a change of sound is detected by the
The
The
Referring to FIG. 9, the
Hereinafter, with reference to FIG. 7, FIG. 9, and FIG. 10, a video switching method according to another embodiment of the present invention will be described. However, differences from the image switching method according to another embodiment of the present invention will be mainly described.
According to another aspect of the present invention, there is provided a method of converting a video signal, the method comprising the steps of: (a) providing an image related to a detected sound so that an image displayed on the
The image switching method according to another embodiment of the present invention may differ from the image switching method according to another embodiment of the present invention in that only multi-view images are picked up at a time point selected by the user.
Hereinafter, a video switching method according to another embodiment of the present invention will be described with reference to FIG. However, differences from the image switching method according to an embodiment of the present invention will be mainly described. Referring to FIG. 11, a flowchart for explaining an image switching method according to another embodiment of the present invention is disclosed.
First, referring to FIG. 11, the
The
Next, referring to FIG. 11, the
When a user senses a change in sound in the
Accordingly, the
11, the
The
11, after the virtual reality image is switched, the
Specifically, when the virtual reality image is switched, the
Meanwhile, a method of switching the phase of sound according to the change of the direction of the image displayed on the
Program instructions to be recorded on a recording medium may be those specially designed and constructed for the present invention or may be available to those skilled in the art of software.
Examples of the computer-readable recording medium include magnetic media such as a hard disk, a floppy disk and a magnetic tape, optical media such as CD-ROM and DVD, a floptical disk, And hardware devices that are specially configured to store and execute program instructions such as magneto-optical media and ROM, RAM, flash memory, and the like. The above-mentioned medium may also be a transmission medium such as a light or metal wire, wave guide, etc., including a carrier wave for transmitting a signal designating a program command, a data structure and the like. The computer readable recording medium may also be distributed over a networked computer system so that computer readable code can be stored and executed in a distributed manner.
Examples of program instructions include machine language code such as those produced by a compiler, as well as devices for processing information electronically using an interpreter or the like, for example, a high-level language code that can be executed by a computer.
Hereinafter, a
12, the
The collection module 20-1 can collect a plurality of images photographed at different positions and sounds related to the respective images, and collects the collected contents to display the virtual reality images through the
The sensing module 20-2 can detect a change in the sound being collected and confirm the photographing
The image providing module 20-3 can provide an image related to the detected sound so that the image displayed on the
While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, You will understand. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.
10: display device 20: video switching system
20-1: Collection module 20-2: Detection module
20-3: image providing module 30: object
40: Video and sound switching system
100: Space 110: Shooting position
120: reference position 220: reference point
Claims (16)
Sensing a change in sound being collected; And
Providing a video related to the detected change so that the video displayed on the display device can be switched when a change in sound is detected
Wherein the image is displayed on the display device through the sound including the sound.
In a step of collecting a plurality of images photographed at different positions and a sound associated with each image,
Wherein the different positions are arranged radially about a reference position. ≪ Desc / Clms Page number 13 >
The step of sensing a change in the sound to be collected,
Sensing a direction in which a change in sound collected around the reference position occurs,
In the step of providing an image related to the detected change sound so that the image displayed on the display device can be switched when the sound change is detected,
A method of switching an image displayed on a display device through a sound, wherein the image related to the detected change sound is a video in a direction in which a sound change occurs.
In the step of providing an image related to the detected change sound so that the image displayed on the display device can be switched when the sound change is detected,
An image associated with a detected sound that is provided with a change is a multi-view image. The multi-view image includes a plurality of images photographed at different viewpoints from the same object. Quot;
In the step of providing an image related to the detected change sound so that the image displayed on the display device can be switched when the sound change is detected,
The image related to the detected change sound is one selected from the multi-view images by the user. When the same object is selected from a plurality of images photographed at different viewpoints, A method of switching an image displayed on a display device via sound, the image including a photographed image.
The step of sensing a change in the sound to be collected,
Wherein the step of detecting whether or not the width of the change of the sound to be collected is equal to or greater than a predetermined change width is performed.
The step of providing an image related to the detected sound such that the image displayed on the display device can be switched when the change in sound is detected,
Wherein the first image displayed on the display device is the second image so that the first image displayed on the display device can be converted to a second image related to the detected sound. How to switch.
Identifying a direction in which sound is generated centering on a user's reference position in a virtual reality; And
Converting the virtual reality image displayed on the display device so that the view of the user is directed in a direction in which sound is generated
Wherein the image is displayed on the display device through the sound including the sound.
Displaying on the display device an object included in the virtual reality image corresponding to a point of view selected by the user after the virtual reality image is switched,
Wherein the image is displayed on the display device.
A sensing module for sensing changes in the sound being collected; And
A providing module for providing an image related to the detected sound so that the image displayed on the display device can be switched when a change in sound is detected;
And the image displayed on the display device is switched.
The method of claim 1, further comprising: providing a switched virtual reality image according to the second viewing direction when the viewing direction is changed from the first viewing direction to the second viewing direction, To the display device
And changing the phase of the sound in accordance with a change in the direction of the image displayed on the display device.
Wherein the virtual reality sound converted by the omnidirectional mapping according to the second viewing direction is a virtual reality sound which is mapped in all directions along the first viewing direction in accordance with a phase change from the first viewing direction to the second viewing direction, A method of switching a phase of a sound in accordance with a change in a direction of an image displayed on a display device, the phase of a real sound being changed.
A sound providing module for providing the display device with a virtual reality sound mapped in all directions according to the viewing direction; And
A sensing module for sensing a change in the viewing direction
/ RTI >
Wherein the image providing module and the sound providing module include:
Wherein when the viewing direction is changed, the display device provides the switched virtual reality image according to the changed viewing direction and the virtual reality sound that has been mapped in all directions according to the changed viewing direction to the display device, To change the phase of the sound according to the change of direction of the sound.
The virtual reality sound mapped in all directions according to the changed viewing direction changes the phase of the virtual reality sound mapped in all directions according to the viewing direction in accordance with the phase change in the changed viewing direction from the viewing direction A system for switching a phase of a sound according to a change in a direction of an image displayed on a display device.
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PCT/KR2015/008528 WO2017026559A1 (en) | 2015-08-13 | 2015-08-13 | Method and system for switching phase of sound according to change in direction of image displayed on display device |
KR1020150114390A KR101729073B1 (en) | 2015-08-13 | 2015-08-13 | Method and system for switching orientation of sound according to direction changes of image showed on a display device |
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KR20190004501A (en) * | 2017-07-04 | 2019-01-14 | 정용철 | Apparatus and method for virtual reality sound processing according to viewpoint change of a user |
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JP3785078B2 (en) * | 2001-10-17 | 2006-06-14 | 日本電信電話株式会社 | Screen switching output control apparatus and method, screen switching output control program, and recording medium for the program |
KR20080005815A (en) * | 2006-07-10 | 2008-01-15 | 삼성전자주식회사 | Device and method for displaying multi-screen in digital broadcasting receiver |
KR100920952B1 (en) * | 2009-05-13 | 2009-10-09 | 김정중 | Mutual transmission system of visual information and auditory information |
KR101661956B1 (en) * | 2010-04-02 | 2016-10-04 | 엘지전자 주식회사 | Image Display Device and Operating Method for the Same |
JP5664215B2 (en) | 2010-12-21 | 2015-02-04 | 日本電気株式会社 | Augmented reality display system, augmented reality display method used in the system, and augmented reality display program |
WO2014178479A1 (en) * | 2013-04-30 | 2014-11-06 | 인텔렉추얼디스커버리 주식회사 | Head mounted display and method for providing audio content by using same |
KR101381396B1 (en) * | 2013-09-12 | 2014-04-04 | 하수호 | Multiple viewer video and 3d stereophonic sound player system including stereophonic sound controller and method thereof |
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