WO2023226517A1

WO2023226517A1 - Vr head-mounted device

Info

Publication number: WO2023226517A1
Application number: PCT/CN2023/080140
Authority: WO
Inventors: 赵恒坤
Original assignee: 惠州Tcl移动通信有限公司
Priority date: 2022-05-26
Filing date: 2023-03-07
Publication date: 2023-11-30
Also published as: CN117177128A

Abstract

The embodiments of the present disclosure provide a VR head-mounted device, comprising a head-mounted device main unit and a wearing structure connected to the head-mounted device main unit. A sound production assembly is arranged on the wearing structure, the sound production assembly comprising a body used for producing sound and a housing connected to the body. A sound cavity is defined by the housing and the body, and the sound cavity has a sound outlet hole, so that sound can be transmitted to the external environment through the sound outlet hole, the sound outlet hole facing the lower part or the rear part of the VR head-mounted device. When a user wears the VR head-mounted device, the sound outlet hole of the sound cavity needs only to face toward or be close to the ear of the user, and the sound production assembly does not need to be in direct contact with the ear of the user, thereby improving the wearing comfort of the VR head-mounted device. Additionally, as sound is transmitted outwards through the sound outlet hole of the sound cavity of the sound production assembly, and the sound production assembly is arranged on the wearing structure, the distance between the sound production assembly and the ear of the user is small, thus ensuring good acoustic effect.

Description

VR headsets

This application claims priority to the Chinese patent application filed with the State Intellectual Property Office of China on May 26, 2022, with application number 202210585083. middle.

Technical field

The present disclosure relates to the technical field of wearable devices, and in particular to a VR head-mounted device.

Background technique

With the development of virtual reality technology and the popularity of the concept of "metaverse", the types and forms of VR (Virtual Reality, virtual reality) products on the market have become more and more diversified recently, and all of them are moving towards professional-level audio experience. With the development of the industry, the corresponding requirements for equipment audio parameters are getting higher and higher.

For example, in a VR product currently on the market, sound is emitted through a speaker. The speaker is placed inside the device host and transmits the sound to the outside world through the sound hole on the surface of the host. However, the sound hole on the surface of the host is too far away from the human ear, and the user Cannot get good acoustics when worn.

For another example, in another VR product on the market, sound is emitted through headphones. The host is used in conjunction with the headphones. When worn, the headphones are tightly clasped on the ears. This solution usually causes the headphones to put pressure on the ears during use, aggravating the head pain. The discomfort of wearing the device.

technical problem

Among related technologies, VR products are less comfortable when worn or cannot obtain good acoustic effects.

Technical solutions

Embodiments of the present disclosure provide a VR head-mounted device, which makes the VR head-mounted device comfortable to wear and can also obtain good acoustic effects.

Embodiments of the present disclosure provide a VR head-mounted device, including: a head-mounted device host; a wearing structure connected to the head-mounted device host, and the wearing structure is used to make the VR head-mounted device worn on the user's head. ; Sound-generating component, which is provided on the wearing structure. The sound-generating component includes a body and a shell connected to the body. The body is used to generate sound. The shell and the body are surrounded by a sound cavity, so The sound cavity has a sound outlet, so that the sound can be transmitted from the sound outlet to the outside world, and the sound outlet faces below or behind the VR headset.

In some embodiments, the VR head-mounted device further includes: a signal transmission line connected to the head-mounted device host and the body, and the signal transmission line is at least partially buried inside the wearing structure.

In some embodiments, the VR head-mounted device further includes a cover, the cover is provided on the wearing structure, and the cover is located on a side of the wearing structure that contacts the user's head.

In some embodiments, the cover and the sound-generating component are located on opposite sides of the wearing structure, and the cover and the sound-generating component are arranged facing each other.

In some embodiments, the cover is adhered to the wearing structure with an adhesive.

In some embodiments, the cover is made of flexible material.

In some embodiments, the wearing structure includes: a buffer portion; a first connection portion connected to the head-mounted device host and the buffer portion; a second connection portion connected to the head-mounted device host and the buffer portion. where the number of the sound-generating components is two, and one of the sound-generating components is provided on each of the first connecting part and the second connecting part.

In some embodiments, the first connecting part and the second connecting part are elastic members, so that the lengths of the first connecting part and the second connecting part can be adjusted.

In some embodiments, the first connecting part and the second connecting part are non-elastic structures, and the non-elastic structures include webbing and adjustment buckles.

In some embodiments, the buffer part includes a cushion pad and a shell, the cushion pad and the shell fit each other, the cushion pad is located inside the VR headset, and the shell is located on the VR headset. Wear the outside of the device.

In some embodiments, the cushion pad is made of flexible material, and the outer shell is made of wear-resistant material.

In some embodiments, the sound-generating component is mounted to the wearing structure via screws.

In some embodiments, the sound-generating component and the wearing device are locked through buckles.

In some embodiments, when the VR headset further includes a cover disposed on the wearing structure, and the cover is located on the side of the wearing structure in contact with the user's head, the buckle includes The positioning piece and the fastener, the fastener and the cover are facing each other and located inside the VR head-mounted device, the positioning piece and the sound-generating component are facing and fitting and located inside the VR headset. The outside of the VR headset.

In some embodiments, the sound-generating component is adjustable between different positions of the wearing structure.

beneficial effects

The VR head-mounted device provided by the embodiments of the present disclosure generates sound through the sound-emitting component, and the sound is transmitted to the outside world through the sound outlet of the sound cavity, and the sound outlet of the sound cavity faces below or behind the VR head-mounted device, so it only needs to be used The sound outlet of the sound cavity only needs to be facing or close to the user's ear, and the sound-generating component does not need to be in direct contact with the user's ear, so the comfort of wearing the VR headset can be improved; in addition, since the sound outlet of the sound cavity through the sound-generating component faces outward Sound is transmitted, and the sound-generating component is arranged on the wearing structure, and the distance between it and the user's ears is relatively small, so it can also ensure good acoustic effects.

Description of the drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present disclosure. For those skilled in the art, other drawings can also be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of a VR head-mounted device provided by an embodiment of the present disclosure.

Figure 2 is a schematic structural diagram of the VR head-mounted device shown in Figure 1 from another perspective.

Figure 3 is an exploded schematic diagram of a VR head-mounted device provided by an embodiment of the present disclosure.

FIG. 4 is a cross-sectional view of the sound-generating component 3 in the VR head-mounted device shown in FIG. 1 along the P1-P1 direction.

Embodiments of the invention

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only some of the embodiments of the present disclosure, rather than all of the embodiments. Based on the embodiments in this disclosure, all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of this disclosure.

In the description of the present disclosure, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " The directions or positional relationships indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. are based on the directions shown in the accompanying drawings or positional relationships are only for the convenience of describing the present disclosure and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present disclosure. In addition, the terms “first” and “second” are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Thus, features defined as “first” and “second” may explicitly or implicitly include one or more of the described features. In the description of the present disclosure, "plurality" means two or more than two, unless otherwise expressly and specifically limited.

"A and/or B" includes the following three combinations: A only, B only, and a combination of A and B.

The use of "suitable for" or "configured to" in this disclosure means open and inclusive language that does not exclude devices that are suitable for or configured to perform additional tasks or steps. Additionally, the use of "based on" is meant to be open and inclusive in that a process, step, calculation or other action "based on" one or more stated conditions or values may in practice be based on additional conditions or beyond the stated values.

In this disclosure, the word "exemplary" is used to mean "serving as an example, illustration, or illustration." Any embodiment described as "exemplary" in this disclosure is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the present disclosure. In the following description, details are set forth for the purpose of explanation. It will be understood that one of ordinary skill in the art will recognize that the present disclosure may be practiced without these specific details. In other instances, well-known structures and processes have not been described in detail to avoid obscuring the disclosure with unnecessary detail. Thus, the present disclosure is not intended to be limited to the embodiments shown but is to be accorded the widest scope consistent with the disclosed principles and features.

Embodiments of the present disclosure provide a VR head-mounted device. The VR head-mounted device may be VR glasses, for example. It should be noted that VR glasses can also be called virtual reality head-mounted display devices, VR headsets, VR helmets, VR goggles, etc.

For example, please refer to FIGS. 1 and 2 . FIG. 1 is a schematic structural diagram of a VR head-mounted device provided by an embodiment of the present disclosure. FIG. 2 is a schematic structural diagram of the VR head-mounted device shown in FIG. 1 from another perspective. The VR head-mounted device 100 includes: a head-mounted device host 1 , a wearing structure 2 , a sound-generating component 3 and a cover 4 .

Among them, the head-mounted device host 1 is the main functional component of the VR head-mounted device 100, which mainly includes a signal source, a display screen, optical devices, etc. The signal source is used to generate image signals and sound signals, and transmit the image signals to the display screen. After receiving the image signal, the display screen can display the corresponding image and generate an optical signal perceptible to the human eye. After the optical signal is reflected and refracted by the optical device, it is transmitted to the human eye, so that the human eye can observe the image displayed on the display screen.

The wearing structure 2 is connected to the head-mounted device host 1, and the wearing structure 2 is used to wear the VR head-mounted device 100 on the user's head. For example, the wearing structure 2 may be in the form of straps, elastic bands, headgear or other forms. After the wearing structure 2 is worn on the user's head, the head-mounted device host 1 can be fixed around the user's eyes, thereby realizing the wearing of the VR head-mounted device 100 .

The sound-generating component 3 is arranged on the wearing structure 2 . Among them, the sound signal generated by the signal source can be transmitted to the sound-generating component 3 and converted into sound perceptible by the human ear. The sound-generating component 3 is provided with a sound-emitting hole 321, and the sound generated by the sound-generating component 3 can be transmitted to the outside world through the sound-emitting hole 321, so that the user can hear the corresponding sound.

It can be understood that the sound-generating component 3 can be fixed on the wearing structure 2 through a fixing structure such as screws, adhesives, buckles, etc.

In some embodiments, there are two sound-generating components 3, which are respectively disposed on both sides of the VR head-mounted device 100 to produce stereo sound effects.

The cover 4 is disposed on the wearing structure 2 so that the cover 4 can cover the fixing structure of the sound-generating component 3 and the wearing structure 2 . At the same time, when the user wears the VR head-mounted device 100, the cover 4 can also play a buffering role between the wearing structure 2 and the user's head. The cover 4 is made of flexible material, such as rubber, foam and other materials.

In some embodiments, there are two covers 4 , which are adhered to the wearing structure 2 through adhesive, and are disposed on the side of the wearing structure 2 that contacts the user's head, and the cover 4 and the sound-generating component 3 are located on the wearing structure 2 on the opposite side, and set directly opposite the sound-generating component 3.

When the user actually uses the VR head-mounted device 100, the head-mounted device host 1 is fixed around the user's eyes by the wearing structure 2, and the sound-generating component 3 is fixed close to the user's ears. The user can not only observe the image from the head-mounted device host 1, but also listen to the sound from the sound-emitting component 3, so that the VR head-mounted device 100 creates a virtual information environment for the user, giving the user a sense of immersion. , and do not interact with the virtual information environment involuntarily.

In order to introduce the wearing structure 2 and the sound-generating component 3 more clearly, the wearing structure 2 and the sound-generating component 3 will be introduced below with reference to Figures 3 and 4. FIG. 3 is an exploded schematic diagram of a VR head-mounted device provided by an embodiment of the present disclosure. FIG. 4 is a cross-sectional view of the sound-generating component 3 in the VR head-mounted device shown in FIG. 1 along the P1-P1 direction.

The wearing structure 2 includes a first connection part 21 , a second connection part 22 and a buffer part 23 . When the user wears the VR headset 100, the first connection part 21 and the second connection part 22 are respectively located on the left and right sides of the user's head, and the buffer part 23 is located on the back side of the user's head.

The two ends of the first connection part 21 are respectively connected to one end of the head-mounted device host 1 and one end of the buffer part 23 , and the two ends of the second connection part 22 are respectively connected to the other end of the head-mounted device host 1 and the buffer part 23 . Connect the other end.

In some embodiments, both the first connecting part 21 and the second connecting part 22 are elastic members that can be stretched and rebounded to adapt to users with different head sizes. Optionally, the first connection part 21 and the second connection part 22 may also be non-elastic structures, for example, they may include webbing and adjustment buckles. The webbing may be a nylon webbing, polyester webbing or other material webbing. The adjusting buckle is used to adjust the length of the webbing so that the lengths of the first connecting part 21 and the second connecting part 22 can be adjusted to suit users with different head sizes.

Both ends of the buffer part 23 are connected to the first connection part 21 and the second connection part 22 respectively. The buffer part 23 includes a buffer pad 231 and a housing 232 . The cushion pad 231 and the shell 232 fit each other, the cushion pad 231 is located on the inside of the VR head-mounted device 100, and the shell 232 is located on the outside of the VR head-mounted device 100. The cushion pad 231 is made of flexible material, such as cotton, foam, or other materials wrapped in a cortical outer film. The material of the housing 232 may be plastic or other wear-resistant materials.

When the user wears the VR headset 100, the first connection part 21 and the second connection part 22 can fix the sound-generating component 3 in a specific position to prevent the sound-generating component 3 from being easily displaced and affecting the user's wearing experience. The buffer part 23 is located at the back of the user's head. When the user interacts with the virtual information environment, the back of the head may collide with the real environment. The buffer part 23 can play a buffering role between the back of the head and the external environment, protecting the back of the user's head to prevent the back of the head from being caused by Injured by collision.

The sound-generating component 3 includes a body 31 and a shell 32 connected to the body 31 .

The body 31 is used to generate sound. For example, the sound signal generated by the signal source can be transmitted to the body 31 and converted into a sound perceptible by the human ear. The shell 32 and the body 31 are surrounded to form a sound cavity 35. The sound cavity 35 has a sound hole 321 so that the sound generated by the body 31 can be transmitted to the outside through the sound hole 321. In some embodiments, the sound outlet 321 may be provided on the housing 32 , and the sound outlet 321 faces below or behind the VR headset 100 . Since the sound outlet 321 is closer to the human ear, the user can obtain better acoustic effects when wearing it.

It should be noted that the body 31 and the shell 32 can be circular, square or other regular or irregular shapes, as long as the body 31 can be assembled in the shell 32 and can be surrounded to form a sealed sound cavity. The sound outlet 321 may be circular, square or other regular or irregular shapes. The shell 32 and the diaphragm side of the body 31 form an independent sealed sound cavity, which can be realized through a glue dispensing solution, a screw locking solution or other solutions.

In some embodiments, the sound-generating component 3 is fixed to the wearing structure 2 through screws 34, and the four screws fix the four corners of the sound-generating component 3 respectively. Taking the first connecting part 21 as an example, the screws 34 pass through the first connecting part 21 and then screw into the threaded grooves at the four corners of the housing 32 to fix the sound-generating component 3 to the first connecting part 21 . The second connection part 22 is connected to the sound-generating component 3 in the same manner as the first connection part 21 .

Optionally, the sound-generating component 3 can also be locked to the wearing structure 2 through buckles, and the buckles include positioning parts and fasteners. The fastener is aligned with the cover 4 and is located inside the VR head-mounted device 100 . The sound-generating component 3 of the positioning member is aligned with the cover and located on the outside of the VR head-mounted device 100 . Under this solution, the buckle can be pulled out to separate the positioning member and the fastener, and the positioning member and the fastener can be fastened after changing the position of the sound-generating component 3 on the wearing structure 2, so as to realize the positioning of the sound-generating component 3 when wearing it. Adjustment between different positions on Structure 2.

For example, please refer to FIG. 3 , the main body 31 and the head mounted device host 1 are connected through a signal transmission line 33 . The signal transmission line 33 is used to transmit the sound signal generated by the signal source in the headset host 1 to the body 31 of the sound-generating component 3 .

In some embodiments, the transmission line 33 is at least partially buried inside the first connection part 21 and the second connection part 22 . Taking the assembly of the first connecting part 21 and the signal transmission line 33 as an example, the signal transmission line 33 can be woven into the first connecting part 21 in advance, the signal transmission line 33 can be woven into other tape carriers and then covered or assembled in other ways. The signal transmission line 33 is embedded in the first connection part 21 .

In a preferred embodiment, in the VR head-mounted device 100 provided by the embodiment of the present disclosure, the sound-generating component 3 is disposed on the wearing structure 2 , sound is generated through the sound-generating component 3 , and the sound is transmitted to the outside world through the sound outlet 321 on the sound-generating component 3 , the sound outlet 321 faces below or behind the VR headset 100 . When the user wears the VR headset 100, he only needs to move the sound hole 321 towards or close to the ear. There is no need for the sound-emitting component 3 to be in direct contact with the user's ear. This avoids the sound-emitting component 3 causing a sense of pressure on the ear, and improves wearing comfort. sex. At the same time, the cover 4 is located between the sound-generating component 3 and the user's head. The cover 4 is made of flexible material, which plays a certain buffering role and also improves the comfort of wearing the VR headset 100 . In addition, since the sound-generating component 3 is disposed on the wearing structure 2 instead of the headset host 1, the distance between the sound-generating component 3 and the user's ears is closer, and the user can also obtain better acoustic effects.

The VR headset provided by the embodiments of the present disclosure has been introduced in detail above. Specific examples are used in this article to illustrate the principles and implementations of the present disclosure. The description of the above embodiments is only used to help understand the methods and methods of the present disclosure. Its core idea; at the same time, for those skilled in the art, there will be changes in the specific implementation and application scope based on the ideas of this disclosure. In summary, the content of this description should not be understood as a limitation of this disclosure. .

Claims

A VR headset including:

Headset host;

A wearing structure, connected to the head-mounted device host, and the wearing structure is used to wear the VR head-mounted device on the user's head;

A sound-generating component is provided on the wearing structure. The sound-generating component includes a body and a shell connected to the body. The body is used to generate sound. The shell and the body are surrounded to form a sound cavity. The sound cavity has a sound outlet, so that the sound can be transmitted from the sound outlet to the outside world, and the sound outlet faces below or behind the VR headset.
The VR head-mounted device according to claim 1, wherein the VR head-mounted device further includes:

A signal transmission line is connected to the headset host and the body, and the signal transmission line is at least partially buried inside the wearing structure.
The VR head-mounted device according to claim 1, wherein the VR head-mounted device further includes a cover, the cover is disposed on the wearing structure, and the cover is located where the wearing structure contacts the user's head. side.
The VR head-mounted device according to claim 3, wherein the cover and the sound-generating component are located on opposite sides of the wearing structure, and the cover and the sound-generating component are arranged facing each other.
The VR head-mounted device according to claim 3, wherein the cover is adhered to the wearing structure by adhesive.
The VR head-mounted device according to claim 3, wherein the cover is made of a flexible material.
The VR head-mounted device according to any one of claims 1 to 6, wherein the wearing structure includes:

Buffer;

A first connection part connected to the headset host and the buffer part;

a second connection part connected to the headset host and the buffer part;

Wherein, the number of the sound-generating components is two, and one of the sound-generating components is provided on each of the first connecting part and the second connecting part.
The VR head-mounted device according to claim 7, wherein the first connection part and the second connection part are elastic members, so that the length of the first connection part and the second connection part can be adjusted. .
The VR head-mounted device according to claim 7, wherein the first connection part and the second connection part are non-elastic structures, and the non-elastic structures include webbing and adjustment buckles.
The VR head-mounted device according to claim 7, wherein the buffer part includes a cushion pad and a shell, the cushion pad and the shell fit each other, and the cushion pad is located inside the VR head-mounted device, The housing is located on the outside of the VR head-mounted device.
The VR head-mounted device according to claim 10, wherein the cushion pad is made of flexible material, and the material of the housing is wear-resistant material.
The VR head-mounted device according to claim 7, wherein when the VR head-mounted device includes a signal transmission line connecting the head-mounted device host and the body, the signal transmission line is at least partially buried in the first A connecting part, the inside of the second connecting part.
The VR head-mounted device according to any one of claims 1 to 6, wherein the sound-generating component is installed on the wearing structure through screws.
The VR head-mounted device according to any one of claims 1 to 6, wherein the sound-generating component and the wearing structure are locked through buckles.
The VR head-mounted device according to claim 14, wherein the VR head-mounted device further includes a cover disposed on the wearing structure, and the cover is located at a point where the wearing structure contacts the user's head. On the side, the buckle includes a positioning piece and a fastener. The fastener and the cover piece face each other and are located inside the VR headset. The positioning piece and the sound-generating component It fits directly and is located on the outside of the VR headset.
15. The VR headset of claim 15, wherein the sound-emitting component is adjustable between different positions of the wearing structure.