CN112987308A - Intelligent head-mounted equipment - Google Patents
Intelligent head-mounted equipment Download PDFInfo
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- CN112987308A CN112987308A CN202110219769.2A CN202110219769A CN112987308A CN 112987308 A CN112987308 A CN 112987308A CN 202110219769 A CN202110219769 A CN 202110219769A CN 112987308 A CN112987308 A CN 112987308A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0149—Head-up displays characterised by mechanical features
- G02B2027/0154—Head-up displays characterised by mechanical features with movable elements
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- Optics & Photonics (AREA)
Abstract
The invention discloses intelligent head-mounted equipment which comprises a supporting structure, wherein a left sliding support and a right sliding support are slidably arranged on the supporting structure; the left sliding support is provided with a left lens cone module, the right sliding support is provided with a right lens cone module, and the support structure is provided with a pupil distance adjusting structure for driving the left sliding support and the right sliding support to synchronously and reversely move; the left lens cone module and the right lens cone module respectively comprise a lens cone, a fixed lens fixedly arranged on the lens cone and a movable lens structure arranged on the lens cone in an axial sliding manner; the supporting structure is provided with a myopia adjusting structure for driving the movable lens structure to move towards or away from the corresponding fixed lens direction. The intelligent head-wearing device has the advantages that the pupil distance adjusting function and the myopia adjusting function can be simultaneously achieved, the two adjusting functions are independent, the structure is simple, the adjustment is convenient, and the number of suitable people for wearing the intelligent head-wearing device is greatly increased; and the appearance requirement of the equipment is obviously improved.
Description
Technical Field
The invention belongs to the technical field of head-mounted display, and particularly relates to intelligent head-mounted equipment with the functions of interpupillary distance adjustment and myopia adjustment.
Background
Along with the rapid development of science and technology, wear display technology and be used in all trades, intelligent head-mounted devices such as VR head-mounted device, AR head-mounted device also become popular gradually.
Interpupillary distance adjustment and near-sightedness adjustment have a great influence on the user's experience of using the intelligent headset. The intelligent head-mounted equipment on the current market generally only has one of interpupillary distance adjusting function or myopia adjusting function, and few two kinds of adjusting function have equipment concurrently.
Disclosure of Invention
The invention aims to provide intelligent head-mounted equipment, and aims to solve the problem that the existing equipment in the prior art cannot simultaneously have two functions of pupil distance adjustment and myopia adjustment.
In order to solve the problems in the prior art, an embodiment of the present invention provides an intelligent headset, including a support structure, where a left sliding support and a right sliding support are slidably mounted on the support structure; the left sliding support is provided with a left lens cone module, the right sliding support is provided with a right lens cone module, and the support structure is provided with a pupil distance adjusting structure for driving the left sliding support and the right sliding support to synchronously and reversely move;
the left lens cone module and the right lens cone module respectively comprise a lens cone, a fixed lens fixedly arranged on the lens cone and a movable lens structure arranged on the lens cone in an axial sliding manner; and the support structure is provided with a myopia adjusting structure for driving the movable lens structure to move towards or away from the corresponding fixed lens direction.
As a further improvement, the interpupillary distance adjusting structure comprises an adjusting rack slidably mounted on the support structure, an adjusting key connected with the adjusting rack, and a double-layer gear structure rotatably mounted on the support structure; the first gear of the double-layer gear structure is meshed with the adjusting rack;
the left side sliding support with all be equipped with a first rack portion on the right side sliding support, double-deck gear structure's second gear with the meshing of first rack portion, just the second gear is located two between the first rack portion.
As a further improvement, the support structure includes a housing and a main bracket disposed within the housing; the first side of main support is provided with the guiding axle, left side sliding support with right sliding support slidable mounting is in on the guiding axle.
As a further improvement, a guide rib is arranged on the second side of the main support, and the first side and the second side are opposite; and the adjusting rack is provided with a groove in sliding fit with the guide rib.
As a further improvement, an opening part for accommodating the double-layer gear structure is arranged on the main support, a fixed block is arranged on the first side of the main support, and a limiting frame is arranged on the second side of the main support; a gear shaft penetrating through the opening part is fixedly arranged between the fixed block and the limiting frame, and the double-layer gear structure is rotatably arranged on the gear shaft;
or a gear shaft penetrating through the opening part is rotatably arranged between the fixing block and the limiting frame, and the double-layer gear structure is fixedly installed on the gear shaft.
As a further improvement, the myopia adjusting structure comprises a long axis gear structure rotationally arranged on the supporting structure and an adjusting knob fixedly connected with the long axis gear structure, and the axial direction of the long axis gear structure is consistent with the pupil distance adjusting direction;
the movable lens structure is provided with a second rack part which extends along the sliding direction of the movable lens structure; the second rack portion is used for being meshed with the long shaft gear structure and is used for axially moving along the long shaft gear structure.
As a further improvement, a square through hole is formed in the adjusting knob, and a square column matched with the square through hole is formed at one end of the long shaft gear structure.
As a further improvement, two pairs of ear seats are arranged on the supporting structure; an installation shaft is fixedly arranged between each pair of the lug seats, and the long shaft gear structure is rotatably installed on the corresponding installation shaft;
or, every is every to it is provided with the installation axle to rotate between the ear seat, major axis gear structure fixed mounting is in corresponding install epaxial.
As a further improvement, the movable lens structure includes a cylindrical lens holder and a movable lens disposed on the lens holder.
As a further improvement, the lens cone is provided with an axially extending avoidance port, the lens cones at two sides of the avoidance port are respectively provided with an axially extending plate, and an axial sliding groove is formed between the two axially extending plates;
the periphery of the lens support is provided with a connecting part matched with the avoiding opening, the connecting part is provided with a sliding block in sliding fit with the axial sliding groove, and the end part of the sliding block is formed with the second rack part.
As a further improvement, a plurality of guide grooves are circumferentially arranged on the inner wall of the lens barrel at intervals, and guide protrusions corresponding to the guide grooves one to one are arranged on the periphery of the lens support.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the intelligent head-wearing equipment comprises a supporting structure, wherein a left sliding support and a right sliding support are slidably mounted on the supporting structure; the left sliding support is provided with a left lens cone module, the right sliding support is provided with a right lens cone module, and the support structure is provided with a pupil distance adjusting structure for driving the left sliding support and the right sliding support to synchronously and reversely move; the left lens cone module and the right lens cone module respectively comprise a lens cone, a fixed lens fixedly arranged on the lens cone and a movable lens structure arranged on the lens cone in an axial sliding manner; the supporting structure is provided with a myopia adjusting structure for driving the movable lens structure to move towards or away from the corresponding fixed lens direction.
The pupil distance adjusting structure is used for driving the left sliding support and the right sliding support to synchronously and reversely move, so that the left lens cone module and the right lens cone module synchronously and reversely move to adjust the pupil distance; the distance between the movable lens structure and the fixed lens is adjusted by the myopia adjusting structure, and the diopter is adjusted, so that the adjustment of the myopia degree is realized.
In conclusion, the intelligent head-mounted eye protection device has the two functions of pupil distance adjustment and myopia adjustment, and is independent of each other, simple in structure, convenient to adjust and capable of greatly increasing the number of suitable people for intelligent head mounting.
Drawings
FIG. 1 is a schematic diagram of the structure of an intelligent headset according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 with the support structure omitted;
FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;
fig. 4 is a schematic structural view of fig. 1 with left and right lens barrel modules and left and right sliding brackets omitted;
FIG. 5 is a schematic view of the interpupillary distance adjustment structure and the mounting structure of the main support of FIG. 4;
FIG. 6 is an exploded view of the mounting structure of the myopia adjustment structure and mounting shaft of FIG. 4;
fig. 7 is an exploded view of the right barrel module of fig. 2;
fig. 8 is a state reference diagram after the pupil distance is adjusted;
FIG. 9 is a reference view of a state before accommodation for myopia;
FIG. 10 is a reference view of a state after accommodation of myopia;
in the figure: 1-support structure, 11-housing, 111-operation opening, 112-ear seat, 113-mounting shaft, 12-main support, 121-guide shaft, 122-guide rib, 123-opening, 124-fixing block, 125-spacing block, 126-gear shaft, 2-left sliding support, 3-right sliding support, 31-mounting ear, 32-first rack portion, 4-left lens barrel module, 5-right lens barrel module, 51-lens barrel, 511-avoidance opening, 512-axial extension plate, 513-axial sliding slot, 514-guide slot, 52-fixed lens, 53-moving lens structure, 531-lens support, 5311-connection portion, 5312-slider, 5313-second rack portion, 5314-guide projection, 532-moving lens, 54-front cover, 55-rear cover, 6-interpupillary distance adjusting structure, 61-adjusting rack, 611-body, 612-groove, 613-fixed connecting part, 614-meshing tooth part, 62-adjusting key, 63-double-layer gear structure, 631-first gear, 632-second gear, 7-myopia adjusting structure, 71-long axis gear structure, 711-square column part, 72-adjusting knob and 721-square through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments and orientations of the embodiments described herein, such as "left" and "right", are merely illustrative of the present invention and are not intended to limit the present invention.
In this embodiment, the left and right are defined according to the orientation of the eyes when the wearer wears the glasses normally.
As shown in fig. 1 and 7 together, the intelligent headset disclosed in this embodiment includes a support structure 1, and a left sliding support 2 and a right sliding support 3 are mounted on the support structure 1 in a sliding manner along the left-right direction; a left lens cone module 4 is arranged on the left sliding support 2, a right lens cone module 5 is arranged on the right sliding support 3, and a pupil distance adjusting structure 6 for driving the left sliding support 2 and the right sliding support 3 to synchronously and reversely move is arranged on the supporting structure 1; the left lens barrel module 4 and the right lens barrel module 5 each include a lens barrel 51, a fixed lens 52 fixedly disposed on the lens barrel 51, and a movable lens structure 53 slidably disposed on the lens barrel 51 along an axial direction of the lens barrel 51; the support structure 1 is provided with a near vision adjusting structure 7 for driving the movable lens structure 53 to move towards or away from the corresponding fixed lens 52 (on the same lens barrel 51) to adjust diopter.
As shown collectively in fig. 2 to 5, in the present embodiment, the interpupillary distance adjusting structure 6 includes an adjusting rack 61 slidably mounted on the support structure 1, an adjusting key 62 connected to the adjusting rack 61, and a double-layer gear structure 63 rotatably mounted on the support structure 1; the first gear 631 (large diameter gear) of the double-layer gear structure 63 is engaged with the adjustment rack 61; the left sliding support 2 and the right sliding support 3 are respectively provided with a first rack part 32, the two first rack parts 32 are arranged up and down symmetrically, and a second gear 632 of the double-layer gear structure 63 is positioned between the two first rack parts 32 and is meshed with both the two first rack parts 32; this structure ensures that the left sliding frame 2 and the right sliding frame 3 move in opposite directions in synchronization when the double-gear structure 63 rotates.
The adjusting rack 61 comprises a body 611, a fixed connecting part 613 is arranged at the top end of the body 611, the adjusting key 62 is in threaded connection with the fixed connecting part 613, and an engaging tooth part 614 for engaging with the first gear 631 is formed at the bottom end of the body 611; the sides of the body 611 are provided with grooves 612 to facilitate the sliding fit.
In the present embodiment, the support structure 1 includes a housing 11 and a main stand 12 provided in the housing 11. A guide shaft 121 is arranged on a first side (the side facing the human face when being worn) of the main bracket 12, and the mounting ears 31 on the left sliding bracket 2 and the right sliding bracket 3 are connected with the guide shaft 121 in a sliding fit manner; the second side of the main bracket 12 is provided with a guide rib 122 connected with the groove 612 of the adjusting rack 61 in a sliding fit manner; the first side and the second side are opposite sides; the top of the housing 11 is provided with an operation opening 111 adapted to the adjustment key 62.
In order to make the structure more compact, so as to achieve the purpose of saving space; an opening part 123 for accommodating the double-layer gear structure 63 is arranged on the main support 12, a fixing block 124 is arranged on the first side of the main support 12, and a limiting frame 125 is arranged on the second side of the main support 12; a gear shaft 126 penetrating through the opening 123 is fixedly arranged between the fixed block 124 and the limiting frame 125, and the double-layer gear structure 63 is positioned in the opening 123 and rotatably mounted on the gear shaft 126. Or a gear shaft 126 penetrating through the opening part 123 is rotatably arranged between the fixed block 124 and the limiting frame 125, and the double-layer gear structure 63 is fixedly arranged on the gear shaft 126; any mounting manner may be used as long as the double-layered gear structure 63 is rotatably mounted with respect to the main stand 12.
As shown in fig. 8, the adjustment key 62 is pushed left and right to move the adjustment rack 61 synchronously, the double-layer gear structure 63 rotates due to the engagement between the adjustment rack 61 and the first gear 631, and the rotating double-layer gear structure 63 drives the left sliding support 2 and the right sliding support 3 to move synchronously and reversely along the guide shaft 121 due to the engagement between the first gear 632 and the two first rack portions 32, so as to drive the left barrel module 4 and the right barrel module 5 to move synchronously and reversely to adjust the interpupillary distance.
As shown in fig. 3, 4, 6 and 7, in the present embodiment, a front cover 54 and a rear cover 55 are provided at both ends of the lens barrel 51; the lens barrel 51 is provided with an axially extending avoiding opening 511, the lens barrel 51 at two sides of the avoiding opening 511 is provided with axially extending plates 512, and an axial sliding groove 513 is formed between the two axially extending plates 512. The movable lens structure 53 includes a cylindrical lens holder 531 and a movable lens 532 disposed on the lens holder 531; a connecting portion 5311 adapted to the escape opening 511 is provided on the peripheral portion of the lens holder 531, a slider 5312 slidably fitted to the axial slide groove 513 is provided on the connecting portion 5311, and a second rack portion 5313 extending in the sliding direction of the movable lens structure 53 is formed at an end portion of the slider 5312.
In order to ensure the stability of the sliding fit of the moving lens structure 53 with the lens barrel 51 and the portability of installation; a plurality of guide grooves 514 are circumferentially provided at intervals on the inner wall of the lens barrel 51, and guide protrusions 5314 corresponding to the guide grooves 514 one by one are provided on the peripheral portion of the lens holder 531.
The assembly of the lens barrel module is briefly described as follows: the fixed lens 52 is loaded into the lens barrel 51 from the front, fixed by dispensing, and then covered with the front cover 54. The movable lens 532 is first loaded into the lens holder 531, fixed by dispensing, and then loaded into the lens barrel 51 from the rear along the guide groove 514 inside the lens barrel 51, the connecting portion 5311 of the lens holder 531 enters the avoiding opening 511, and the slider 5312 slides into the axial sliding groove 513. Finally, the lens cone 51 and the rear cover 55 are fixedly connected by glue dispensing, and the assembly of the lens cone module is completed. The fixed mirror 52 is a plane concave lens, and the movable mirror 532 is a plane convex lens.
In order to avoid the interference between the myopia adjusting structure 7 and the bridge of the nose when the glasses are worn, and simultaneously, the glasses are convenient to realize the independent adjustment of the myopia of the left and the right eyes. In some embodiments, two myopia-adjusting structures 7 are provided, corresponding to the two movable lens structures 53, and are mounted on the housing 11 or the main support 12 (in this embodiment, on the housing 11). The myopia adjusting structure 7 comprises a long axis gear structure 71 rotatably arranged on the shell 11 and an adjusting knob 72 fixedly connected with the long axis gear structure 71, and the axial direction of the long axis gear structure 71 is consistent with the pupil distance adjusting direction. The second rack portion 5313 of the moving lens structure 53 can move in the axial direction of the long-axis gear structure 71 and always mesh with the long-axis gear structure 71. Therefore, during pupil distance adjustment, the long-axis gear structure 71 and the adjusting knob 72 in the near-vision adjusting structure 7 do not need to move along with the lens barrel module, and near-vision adjustment can be performed. The adjusting knob 72 is provided with a square through hole 721, and one end of the long-axis gear structure 71 is formed with a square column 711 which is in interference fit with the square through hole 721.
In order to facilitate the installation of the two myopia adjusting structures 7, in the embodiment, two pairs of ear seats 112 are arranged on the inner side of the housing 11, an opening for exposing the adjusting knob 72 is arranged on the housing 11 between each pair of ear seats 112, an installation shaft 113 is fixedly arranged between each pair of ear seats 112, and the long-axis gear structure 71 (which extends along the left-right direction and can ensure that the myopia adjustment can be still performed after the interpupillary distance is adjusted) is rotatably installed on the corresponding installation shaft 113; or, a mounting shaft 113 is rotatably arranged between each pair of ear seats 112, and the long shaft gear structure 71 is fixedly mounted on the corresponding mounting shaft 113; any mounting means may be used as long-axis gear structure 71 can rotate relative to housing 11.
As shown in fig. 7, 9 and 10, the adjusting knob 72 is turned to synchronously rotate the long-axis gear structure 71, so that the long-axis gear structure 71 and the second rack portion 5313 are meshed to realize the rotation and linear movement; further, the movable lens structure 53 moves back and forth, and the distance between the movable lens 532 and the fixed lens 52 is changed, so as to adjust diopter and realize the function of adjusting myopia.
In conclusion, the intelligent head-wearing device has two functions of pupil distance adjustment and myopia adjustment, the two functions are independent from each other, the structure is simple, the adjustment is convenient, and the number of suitable people for wearing the intelligent head-wearing device is greatly increased; and the appearance requirement of the equipment is obviously improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (11)
1. The intelligent head-mounted equipment is characterized by comprising a supporting structure, wherein a left sliding support and a right sliding support are slidably mounted on the supporting structure; the left sliding support is provided with a left lens cone module, the right sliding support is provided with a right lens cone module, and the support structure is provided with a pupil distance adjusting structure for driving the left sliding support and the right sliding support to synchronously and reversely move;
the left lens cone module and the right lens cone module respectively comprise a lens cone, a fixed lens fixedly arranged on the lens cone and a movable lens structure arranged on the lens cone in an axial sliding manner; and the support structure is provided with a myopia adjusting structure for driving the movable lens structure to move towards or away from the corresponding fixed lens direction.
2. The smart headset of claim 1, wherein the interpupillary distance adjustment structure comprises an adjustment rack slidably mounted on the support structure, an adjustment key connected to the adjustment rack, and a double-layer gear structure rotatably mounted on the support structure; the first gear of the double-layer gear structure is meshed with the adjusting rack;
the left side sliding support with all be equipped with a first rack portion on the right side sliding support, double-deck gear structure's second gear with the meshing of first rack portion, just the second gear is located two between the first rack portion.
3. The smart headset of claim 2, wherein the support structure includes a housing and a main support disposed within the housing; the first side of main support is provided with the guiding axle, left side sliding support with right sliding support slidable mounting is in on the guiding axle.
4. The intelligent headset of claim 3, wherein a guide rib is provided on a second side of the main support, and the first side and the second side are opposite sides; and the adjusting rack is provided with a groove in sliding fit with the guide rib.
5. The intelligent head-mounted device according to claim 2, wherein the main support is provided with an opening for accommodating the double-layer gear structure, a first side of the main support is provided with a fixing block, and a second side of the main support is provided with a limiting frame; a gear shaft penetrating through the opening part is fixedly arranged between the fixed block and the limiting frame, and the double-layer gear structure is rotatably arranged on the gear shaft;
or a gear shaft penetrating through the opening part is rotatably arranged between the fixing block and the limiting frame, and the double-layer gear structure is fixedly installed on the gear shaft.
6. The smart headset of any one of claims 1-5,
the myopia adjusting structure comprises a long axis gear structure rotationally arranged on the supporting structure and an adjusting knob fixedly connected with the long axis gear structure, and the axial direction of the long axis gear structure is consistent with the pupil distance adjusting direction;
the movable lens structure is provided with a second rack part which extends along the sliding direction of the movable lens structure; the second rack portion is used for being meshed with the long shaft gear structure and is used for axially moving along the long shaft gear structure.
7. The intelligent headset of claim 6, wherein the adjustment knob is provided with a square through hole, and one end of the long-axis gear structure is formed with a square column matched with the square through hole.
8. The smart headset of claim 6, wherein the support structure has two pairs of ear mounts disposed thereon; an installation shaft is fixedly arranged between each pair of the lug seats, and the long shaft gear structure is rotatably installed on the corresponding installation shaft;
or, every is every to it is provided with the installation axle to rotate between the ear seat, major axis gear structure fixed mounting is in corresponding install epaxial.
9. The smart headset of claim 6, wherein the moving lens structure comprises a cylindrical lens support and a moving lens disposed on the lens support.
10. The intelligent head-mounted device according to claim 9, wherein the lens barrel is provided with an axially extending avoidance port, the lens barrels on both sides of the avoidance port are provided with axially extending plates, and an axial sliding groove is formed between the two axially extending plates;
the periphery of the lens support is provided with a connecting part matched with the avoiding opening, the connecting part is provided with a sliding block in sliding fit with the axial sliding groove, and the end part of the sliding block is formed with the second rack part.
11. The intelligent headset of claim 10, wherein the inner wall of the lens barrel is provided with a plurality of guide grooves at intervals in the circumferential direction, and the peripheral portion of the lens holder is provided with guide protrusions corresponding to the guide grooves one to one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021203913021 | 2021-02-22 | ||
| CN202120391302 | 2021-02-22 |
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| Publication Number | Publication Date |
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| CN112987308A true CN112987308A (en) | 2021-06-18 |
| CN112987308B CN112987308B (en) | 2022-07-12 |
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| CN202110219769.2A Active CN112987308B (en) | 2021-02-22 | 2021-02-27 | Intelligent head-mounted equipment |
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| CN114236841A (en) * | 2021-12-22 | 2022-03-25 | 南京爱奇艺智能科技有限公司 | Pupil distance adjusting device |
| CN114326122A (en) * | 2021-12-24 | 2022-04-12 | 深圳纳德光学有限公司 | Head-mounted display device |
| CN114690424A (en) * | 2022-03-30 | 2022-07-01 | 歌尔智能科技有限公司 | Intelligent head-mounted equipment |
| CN114886741A (en) * | 2022-04-18 | 2022-08-12 | 杭州宝尔科技有限公司 | 3D (three-dimensional) stereoscopic myopia and amblyopia fusion vision therapeutic apparatus and detection method |
| CN115202051A (en) * | 2022-06-06 | 2022-10-18 | 歌尔股份有限公司 | Multi-scene application method of head-mounted device |
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| CN114326122A (en) * | 2021-12-24 | 2022-04-12 | 深圳纳德光学有限公司 | Head-mounted display device |
| CN114690424A (en) * | 2022-03-30 | 2022-07-01 | 歌尔智能科技有限公司 | Intelligent head-mounted equipment |
| CN114886741A (en) * | 2022-04-18 | 2022-08-12 | 杭州宝尔科技有限公司 | 3D (three-dimensional) stereoscopic myopia and amblyopia fusion vision therapeutic apparatus and detection method |
| CN115202051A (en) * | 2022-06-06 | 2022-10-18 | 歌尔股份有限公司 | Multi-scene application method of head-mounted device |
| CN115202051B (en) * | 2022-06-06 | 2023-09-29 | 歌尔股份有限公司 | Multi-scene application method of head-mounted equipment |
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| CN112987308B (en) | 2022-07-12 |
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