CN211909128U - Pressure earphone - Google Patents
Pressure earphone Download PDFInfo
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- CN211909128U CN211909128U CN202021018128.8U CN202021018128U CN211909128U CN 211909128 U CN211909128 U CN 211909128U CN 202021018128 U CN202021018128 U CN 202021018128U CN 211909128 U CN211909128 U CN 211909128U
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- 230000006698 induction Effects 0.000 claims abstract description 14
- 238000003780 insertion Methods 0.000 claims description 41
- 230000037431 insertion Effects 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 37
- 230000003014 reinforcing effect Effects 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004021 metal welding Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a pressure earphone belongs to electronic equipment technical field. Wherein, the earphone includes: earphone shell, control circuit board and forced induction module, earphone shell lateral wall are provided with the pressure and feel regional, and control circuit board sets up in the earphone shell, and with the relative setting in pressure sense region, the forced induction module sets up control circuit board orientation one side in pressure sense region, wherein, the both sides of forced induction module with control circuit board connects, the central zone of forced induction module with earphone shell inside wall looks butt and with the pressure is felt regional corresponding, in order to detect the regional pressure signal of pressure sense. The utility model discloses a pressure earphone casing need not unnecessary trompil, through pressure sensing module and pressure earphone casing inside wall butt to the regional small deformation of pressure sensing that the response corresponds, and then transmission pressure and detection pressure signal, it is more convenient to operate, is convenient for maintain and can effectively prolong the life cycle of pressure earphone.
Description
Technical Field
The utility model belongs to the technical field of electronic equipment, concretely relates to pressure earphone.
Background
With the technological progress and social development, various consumer electronics (such as smart phones, earphones and the like) become indispensable necessities in work and life of people as personal articles, and people accumulate knowledge and entertain people through fragmented time sets through the electronic products. However, most earphones in the market currently adopt a mechanical key to control the volume, pause or switch of audio, and the mechanical key is convenient to operate, low in price and popular. However, the mechanical keys of the conventional earphone are easily damaged by fatigue, which affects the service life of the earphone, and dust or water stain is easily introduced into the key holes, which is not beneficial to maintenance. In addition, because the mechanical key has low sensitivity and a complex structure, when the mechanical key is operated, a large acting force needs to be applied, so that the earphone can also cause a certain extrusion force to the ears of a user, and further causes discomfort.
Therefore, in order to solve the above problems, it is necessary to develop a new earphone, which can implement the function of the mechanical button of the conventional earphone without forming a hole on the surface of the earphone housing, thereby improving the user experience.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, provide a pressure earphone.
The utility model provides a pressure earphone, include:
the earphone shell is provided with a pressure-sensitive area on the outer side wall;
the control circuit board is arranged in the earphone shell and is opposite to the pressure sensing area;
the pressure sensing module is arranged on one side, facing the pressure sensing area, of the control circuit board; wherein,
the two sides of the pressure sensing module are respectively connected with the control circuit board, and the central area of the pressure sensing module is abutted against the inner side wall of the earphone shell and corresponds to the pressure sensing area so as to detect a pressure signal of the pressure sensing area.
Optionally, a distance between a central area of the pressure sensing module and the inner side wall of the earphone shell is smaller than a distance between any side of the pressure sensing module and the inner side wall of the earphone shell.
Optionally, the distance between the pressure sensing module and the inner side wall of the earphone shell is sequentially increased from the central area to two sides.
Optionally, the pressure sensing module includes:
the pressure sensing circuit board is arranged opposite to the control circuit board, and a pressure sensing part is arranged in the central area of one side, facing the control circuit board, of the pressure sensing circuit board;
the elasticity stiffening plate, the elasticity stiffening plate sets up the forced induction circuit board deviates from one side of control circuit board, the elasticity stiffening plate deviates from the central zone of forced induction circuit board one side with earphone house inside wall butt and with the forced induction is regional corresponding.
Optionally, the elastic stiffening plate is provided with at least one stress concentration groove penetrating through the thickness of the elastic stiffening plate in the central region, and the stress concentration groove extends inwards from the end part.
Optionally, the center of the pressure sensing part is collinear with the center of the stress concentration groove.
Optionally, the elastic reinforcing plate is symmetrically provided with two stress concentration grooves.
Optionally, a plurality of plug holes are formed in one side of the control circuit board facing the pressure sensing circuit board, the pressure sensing earphone further comprises a plurality of metal connecting columns, and the plurality of metal connecting columns are located on one side of the pressure sensing circuit board facing the control circuit board; wherein,
the first ends of the metal connecting columns are connected with the two sides of the pressure sensing circuit board, and the second ends of the metal connecting columns extend out of the pressure sensing circuit board to be inserted into the corresponding inserting holes.
Optionally, one side of the control circuit board facing the pressure sensing circuit board is provided with a plurality of plug holes, the pressure sensing earphone further comprises a plurality of metal plug pieces, and two sides of the elastic reinforcing plate are provided with a plurality of plug columns; wherein,
the metal insertion sheet is attached to one side, away from the control circuit board, of the insertion column, and the insertion column with the metal insertion sheet is inserted into the corresponding insertion hole.
Optionally, the pressure-sensitive area is recessed from the outer side wall to the inner side wall of the earphone shell, and is integrally formed with the earphone shell.
The utility model provides a pressure earphone, include: the earphone comprises an earphone shell, a control circuit board and a pressure sensing module, wherein a pressure sensing area is arranged on the outer side wall of the earphone shell, the control circuit board is arranged in the earphone shell and is opposite to the pressure sensing area, and the pressure sensing module is arranged on one side, facing the pressure sensing area, of the control circuit board. The two sides of the pressure sensing module are connected with the control circuit board, and the central area of the pressure sensing module is abutted against the inner side wall of the earphone shell and corresponds to the pressure sensing area so as to detect a pressure signal of the pressure sensing area. The utility model discloses an earphone shell need not unnecessary trompil, through forced induction module and earphone shell inside wall butt to the small deformation in the pressure sense region that the response corresponds, and then transmission pressure and detection pressure signal, the operation is more convenient, easy to maintain and can effectively prolong the life cycle of pressure sense earphone, promotes user experience effect.
Drawings
Fig. 1 is a cross-sectional view of a pressure-sensitive earphone according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a pressure-sensitive earphone according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of a control circuit board according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first pressure sensing module according to another embodiment of the present invention;
fig. 5 is a schematic structural diagram of a pressure-sensing circuit board in a first pressure-sensing module according to another embodiment of the present invention;
fig. 6 is a schematic structural view of an elastic reinforcing plate in a first pressure sensing module according to another embodiment of the present invention;
fig. 7 is a schematic structural diagram of a second pressure sensing module according to another embodiment of the present invention;
fig. 8 is a schematic structural diagram of a pressure-sensing circuit board in a second pressure-sensing module according to another embodiment of the present invention;
fig. 9 is a schematic structural view of an elastic reinforcing plate in a second pressure sensing module according to another embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and fig. 2, the utility model provides a pressure earphone 100, including earphone shell 110, control circuit board 120 and pressure sensing module 130, wherein, earphone shell 110 lateral wall is provided with the regional 111 of pressure, and control circuit board 120 sets up in earphone shell 110 to set up with the regional 111 of pressure, pressure sensing module 130 sets up in one side of control circuit board 120 towards the regional 111 of pressure. Two sides (two ends along the length direction) of the pressure sensing module 130 are connected to the control circuit board 120, and a central area of the pressure sensing module 130 abuts against an inner sidewall of the earphone housing 110 and corresponds to the pressure sensing area 111 to detect a pressure signal of the pressure sensing area 111.
For example, as shown in fig. 1, the pressure sensing area 111 is disposed on an outer side wall of the earphone housing 110, and a mounting groove corresponding to the pressure sensing area may be disposed in the earphone housing 110 for mounting and positioning the control circuit board 120 and the pressure sensing module 130, so that when a finger presses the pressure sensing area, the pressure sensing module can sense a pressure signal at the pressure sensing area with a small force to control the earphone.
It should be noted that, in this embodiment, the pressure-sensitive area disposed on the outer sidewall of the earphone shell may be flush with the outer sidewall of the earphone shell, or may be recessed from the outer sidewall to the inner sidewall of the earphone shell, for example, as shown in fig. 1 and fig. 2, in this embodiment, a recessed portion is disposed on the outer sidewall of the earphone shell 110, and the recessed portion forms the pressure-sensitive area 111.
The pressure earphone that this embodiment provided, through set up integrated into one piece's pressure area at earphone casing lateral wall to and, be provided with control circuit board and pressure-sensitive module in the earphone casing corresponding with this pressure area, central area and the butt of earphone casing inside wall through the pressure-sensitive module, in order to have realized detecting the pressure signal in pressure area, can control the pressure earphone under less effort. The earphone shell of the embodiment does not need redundant holes, is more convenient to operate and easy to maintain, can effectively prolong the service life cycle of the pressure earphone, and improves the user experience effect.
It should be noted that, the shape of the pressure sensing module structure is not specifically limited in this embodiment, and may be directly stacked between the control circuit board and the earphone shell, or may be a structure in which the distance between the central area of the pressure sensing module and the inner side wall of the earphone shell is smaller than the distance between any side of the pressure sensing module and the inner side wall of the earphone shell, for example: the structures of other shapes, such as a trapezoid structure, an arch structure and the like, are not particularly limited as long as the central area of the pressure sensing module is abutted against the inner side wall of the earphone shell and corresponds to the pressure sensing area.
It should be further noted that, the connection manner of the pressure sensing module and the control circuit board is not specifically limited, and may be set according to the specific structure of the pressure sensing module, for example, in some embodiments, when the control circuit board, the pressure sensing module, and the earphone shell are sequentially stacked, the pressure sensing module, and the earphone shell may be connected by welding or bonding. In other embodiments, when the pressure sensing module is configured as a trapezoid structure or an arch structure, it should be noted that, in a normal state, the pressure sensing module is a planar structure, and some supporting connectors are required to be disposed, so that the pressure sensing module is connected to the control circuit board through the supporting connectors, and meanwhile, the pressure sensing module forms the above specific structure.
Two different structures of the pressure sensing module are provided in combination with the specific embodiment, and further, the connection relationship between the pressure sensing module and the control circuit board is explained in detail.
For example, as shown in fig. 4 and 7, the distances between the pressure sensing modules 130 and the inner side walls of the earphone housing 110 in the two structures are sequentially increased from the central area to the two sides. That is to say, the central area of the pressure sensing module 130 is located at the highest point, and as shown in fig. 1, the highest point abuts against the inner side wall of the earphone housing 110 corresponding to the pressure sensing area 111, and both sides of the highest point extend towards the control circuit board 120, respectively, so as to form an arch-shaped pressure sensing module. Of course, it is obvious to those skilled in the art that the pressure sensing module can be configured into other structures according to actual needs.
Specifically, as shown in fig. 4 and 7, the pressure sensing module 130 of two structures includes: the pressure sensing circuit board 131 and the elastic reinforcing plate 132, wherein the pressure sensing circuit board 131 is disposed opposite to the control circuit board 120, and the elastic reinforcing plate 132 is disposed on a side (an upper surface of the pressure sensing circuit board) of the pressure sensing circuit board 131 away from the control circuit board 120. Referring to fig. 5 and 8, the central areas of the two structures of the pressure-sensing circuit boards 131 facing the control circuit board 120 are respectively provided with pressure-sensing portions 131a, two sides of each pressure-sensing portion 131 are respectively connected to the control circuit board 120, and the central area of the elastic reinforcing plate 132 facing away from the pressure-sensing circuit board 131 is abutted against the inner side wall of the earphone housing 110 and corresponds to the pressure-sensing area 111. That is to say, the pressure sensing portion in the central area of the pressure sensing circuit board corresponds to the central area of the elastic reinforcing plate and the pressure sensing area on the earphone shell, so that the pressure signal in the pressure sensing area is transmitted to the pressure sensing portion through the elastic reinforcing plate, and the pressure signal is detected through the pressure sensing portion.
Further, in order to induce a larger deformation of the pressure sensitive portion, as shown in fig. 6 and 9, the elastic reinforcing plate 132 of the two structures of the present embodiment is provided at a central region thereof with at least one stress concentration groove 132a penetrating the thickness thereof, the stress concentration groove 132a extending inward from the end portion, and the center of the pressure sensitive portion 131a is collinear with the center of the stress concentration groove 132 a.
It should be noted that, in this embodiment, the number and the shape of the stress concentration grooves are not specifically limited, for example, one, two or more stress concentration grooves may be provided in the central area of the elastic reinforcing plate, and the stress concentration grooves may be configured as U-shaped grooves, V-shaped grooves, rectangular grooves or other slotted forms that are easy to generate stress concentration, and this may be specifically set according to actual needs.
Specifically, as shown in fig. 6 and 9, the elastic reinforcing plate 132 of the two structures of the present embodiment is symmetrically provided with two U-shaped stress concentration grooves 132a in the central region thereof, and the centers of the two U-shaped stress concentration grooves 132a are collinear with the center of the pressure sensing part 131a, so that the pressure sensing part senses a larger deformation, thereby increasing the signal amount.
Optionally, as shown in fig. 3, a plurality of insertion holes 121 are disposed on a side of the control circuit board 120 facing the pressure sensing circuit board 131. Correspondingly, as shown in fig. 4 and fig. 5, the pressure sensing module of the first structure of the present embodiment further includes a plurality of metal connection posts 133, and the metal connection posts 133 are located on a side of the pressure sensing circuit board 131 facing the control circuit board 120. The first end of the metal connection column 133 is connected to two sides of the pressure sensing circuit board 131, and the second end of the metal connection column 133 extends outwards from the end of the pressure sensing circuit board 131, and the extended second end is inserted into the corresponding insertion hole 121. That is to say, the pressure sensing module of first kind of structure is provided with the metal connecting post respectively in the both sides of pressure sensing circuit board, through this metal connecting post insert in the spliced eye of control circuit board to make the pressure sensing module be connected with control circuit board, and, further make the pressure sensing module of this embodiment form domes through a plurality of metal connecting posts.
It should be noted that, in this embodiment, no specific limitation is imposed on the number and types of the plurality of insertion holes and the plurality of metal connection posts, and the insertion holes and the metal connection posts may be specifically arranged according to actual needs. For example, as shown in fig. 5, the present embodiment is provided with four metal connection posts at four corner positions of the pressure sensing circuit board 131 facing the control circuit board 120, wherein the metal connection posts are metal soldering pins. Correspondingly, referring to fig. 3, four insertion holes 121 are formed in one side of the control circuit board 120 facing the pressure-sensitive circuit board 131, wherein the insertion holes are welding holes, so that the second ends of the four metal welding pins are welded in the corresponding four welding holes to connect the pressure-sensitive circuit board and the control circuit board, and the pressure-sensitive circuit board and the elastic reinforcing plate are supported in an arch structure by the welded four metal welding pins.
Optionally, as shown in fig. 3, a plurality of insertion holes 121 are disposed on a side of the control circuit board 120 facing the pressure sensing circuit board 131. Correspondingly, as shown in fig. 7 to 9, the pressure sensing module of the second structure further includes a plurality of metal insertion pieces 134, and a plurality of insertion posts 132b are disposed on two sides of the elastic reinforcing plate 132, the insertion posts 132b extend outward from the end of the elastic reinforcing plate 132, wherein the metal insertion pieces 134 are attached to one side of the insertion posts 132b departing from the control circuit board 120, and the insertion posts 132b attached with the metal insertion pieces are inserted into the corresponding insertion holes 121. It should be understood that, since the two ends of the elastic reinforcing plate are provided with the plugging columns in the present embodiment, the two ends of the pressure sensing circuit board 131 should also be provided with the plugging columns 131b to form an integral plugging column with each plugging column 132b on the elastic reinforcing plate 132, and the integral plugging column is plugged in the plugging hole 121, so that the pressure sensing module is connected to the control circuit board, and the pressure sensing module of the present embodiment further forms an arch structure through a plurality of metal connection columns.
It should be noted that, in this embodiment, the number and the type of the plurality of insertion holes, the plurality of metal insertion pieces, and the plurality of insertion columns are not specifically limited, and may be specifically set according to actual needs. Illustratively, as shown in fig. 8 and 9, in the present embodiment, four insertion posts 131b are disposed at four corner positions of the pressure-sensing circuit board 131, and four insertion posts 132b are also disposed at four corner positions of the elastic reinforcing plate 132, and are sequentially stacked with the four insertion posts 131b on the pressure-sensing circuit board 131 to form an integral insertion post. Moreover, four metal insertion pieces 134 are attached to a side of the insertion column 132b facing away from the control circuit board 120, and the metal insertion pieces may be metal patches. Correspondingly, referring to fig. 3, four insertion holes 121 are formed in one side of the control circuit board 120 facing the pressure sensing circuit board 131, wherein the insertion holes are welding holes, so that four metal patches are welded in the corresponding four welding holes to connect the pressure sensing circuit board and the control circuit board, and the pressure sensing circuit board and the elastic reinforcing plate are supported in an arch structure by the welded four metal patches.
It should be further noted that, the pressure sensing module mentioned in the above embodiments may adopt a piezoresistive pressure sensor, a piezoelectric pressure sensor, a strain gauge pressure sensor, or the like, and is not limited in this respect.
It should be noted that, in the above embodiments, the elastic reinforcing plate material is generally PI or other high temperature resistant insulating elastic plate material, and the pressure sensing circuit board is a flexible circuit board, so that it is beneficial to form the pressure sensing module into an arch structure through the metal plug column or the metal plug sheet.
The utility model provides a pressure earphone has following beneficial effect for prior art: first, the utility model discloses it is regional to set up the pressure at earphone casing lateral wall to with earphone casing and the regional integrated into one piece of pressure, need not be at the extra trompil of earphone shell surface, can effectively prolong the life cycle of earphone, and, have waterproof, prevent sweat, dirt-proof function, be convenient for maintain. Second, the utility model discloses a forced induction module that sets up in the pressure-sensitive earphone adopts pressure sensor, simple structure, through forced induction module and earphone casing inside wall butt to the regional small deformation of pressure-sensitive of response correspondence, and then the transmission detects pressure signal, has replaced the mechanical structure button of present mainstream earphone, need not the function that traditional earphone machinery button can be realized to pressing of mechanical type. Third, the utility model discloses a forced induction module is domes, has higher press sensitivity, convenient operation to, can effectively strengthen user's result of use.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. A pressure sensitive earphone, comprising:
the earphone shell is provided with a pressure-sensitive area on the outer side wall;
the control circuit board is arranged in the earphone shell and is opposite to the pressure sensing area;
the pressure sensing module is arranged on one side, facing the pressure sensing area, of the control circuit board; wherein,
the two sides of the pressure sensing module are respectively connected with the control circuit board, and the central area of the pressure sensing module is abutted against the inner side wall of the earphone shell and corresponds to the pressure sensing area so as to detect a pressure signal of the pressure sensing area.
2. The pressure-sensitive earphone according to claim 1, wherein the distance between the central area of the pressure-sensitive module and the inner side wall of the earphone housing is smaller than the distance between any side of the central area of the pressure-sensitive module and the inner side wall of the earphone housing.
3. The pressure-sensitive earphone according to claim 2, wherein the distance between the pressure-sensitive module and the inner side wall of the earphone housing increases from the central area to both sides of the pressure-sensitive module.
4. The pressure sensitive earphone according to any one of claims 1 to 3, wherein the pressure sensing module comprises:
the pressure sensing circuit board is arranged opposite to the control circuit board, and a pressure sensing part is arranged in the central area of one side, facing the control circuit board, of the pressure sensing circuit board;
the elasticity stiffening plate, the elasticity stiffening plate sets up the forced induction circuit board deviates from one side of control circuit board, the elasticity stiffening plate deviates from the central zone of forced induction circuit board one side with earphone house inside wall butt and with the forced induction is regional corresponding.
5. The pressure sensitive earphone of claim 4 wherein the central region of the resilient stiffening plate is provided with at least one stress concentrating groove through its thickness, the stress concentrating groove extending inwardly from the end portion.
6. The pressure sensing earphone according to claim 5, wherein a center of the pressure sensing portion is collinear with a center of the stress concentration groove.
7. The pressure-sensitive earphone according to claim 5, wherein the elastic reinforcing plate is symmetrically provided with two stress concentration grooves.
8. The pressure-sensitive earphone according to claim 4, wherein the control circuit board is provided with a plurality of insertion holes at a side thereof facing the pressure-sensitive circuit board, and the pressure-sensitive earphone further comprises a plurality of metal connection posts at a side thereof facing the control circuit board; wherein,
the first ends of the metal connecting columns are connected with the two sides of the pressure sensing circuit board, and the second ends of the metal connecting columns extend out of the pressure sensing circuit board to be inserted into the corresponding inserting holes.
9. The pressure-sensitive earphone according to claim 4, wherein a plurality of insertion holes are formed in one side of the control circuit board facing the pressure-sensitive circuit board, the pressure-sensitive earphone further comprises a plurality of metal insertion pieces, and a plurality of insertion columns are formed in two sides of the elastic reinforcing plate; wherein,
the metal insertion sheet is attached to one side, away from the control circuit board, of the insertion column, and the insertion column with the metal insertion sheet is inserted into the corresponding insertion hole.
10. The pressure-sensitive earphone according to any one of claims 1 to 3, wherein the pressure-sensitive area is recessed from an outer sidewall to an inner sidewall of the earphone housing and is integrally formed with the earphone housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021018128.8U CN211909128U (en) | 2020-06-05 | 2020-06-05 | Pressure earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021018128.8U CN211909128U (en) | 2020-06-05 | 2020-06-05 | Pressure earphone |
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| Publication Number | Publication Date |
|---|---|
| CN211909128U true CN211909128U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021018128.8U Active CN211909128U (en) | 2020-06-05 | 2020-06-05 | Pressure earphone |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112925443A (en) * | 2021-03-03 | 2021-06-08 | 深圳国微云技术有限公司 | Programmable interaction module based on multipoint pressure sense |
| CN113503808A (en) * | 2021-07-23 | 2021-10-15 | 深圳瑞湖科技有限公司 | Forced induction structure suitable for curved surface deformation detects |
| WO2022214040A1 (en) * | 2021-04-08 | 2022-10-13 | 荣耀终端有限公司 | Earphone |
-
2020
- 2020-06-05 CN CN202021018128.8U patent/CN211909128U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112925443A (en) * | 2021-03-03 | 2021-06-08 | 深圳国微云技术有限公司 | Programmable interaction module based on multipoint pressure sense |
| WO2022214040A1 (en) * | 2021-04-08 | 2022-10-13 | 荣耀终端有限公司 | Earphone |
| CN113503808A (en) * | 2021-07-23 | 2021-10-15 | 深圳瑞湖科技有限公司 | Forced induction structure suitable for curved surface deformation detects |
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