CN113363702B - Antenna device and wireless earphone - Google Patents
Antenna device and wireless earphone Download PDFInfo
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- CN113363702B CN113363702B CN202110494091.9A CN202110494091A CN113363702B CN 113363702 B CN113363702 B CN 113363702B CN 202110494091 A CN202110494091 A CN 202110494091A CN 113363702 B CN113363702 B CN 113363702B
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- antenna
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- circuit board
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
Abstract
The embodiment of the application provides an antenna device and a wireless earphone. The installation shell is inside to have the holding chamber, and the holding chamber has first inner wall, and the installation cavity has been seted up to first inner wall, and the extending direction in installation cavity is the same with the extending direction in holding chamber. At least part of the antenna part is arranged in the mounting cavity, and the extending direction of the antenna part is the same as the extending direction of the mounting shell. The circuit board is arranged in the accommodating cavity and far away from the first inner wall, the extending direction of the circuit board is the same as that of the mounting shell, and the circuit board and the antenna part are mutually spaced. One end of the connecting piece is electrically connected with the antenna part in a contact way, and the other end of the connecting piece is electrically connected with the circuit board in a contact way. The antenna part is far away from the circuit board when being embedded in the inner wall of the mounting shell, so that the antenna part has better clearance, and meanwhile, the size of the mounting shell is reduced, namely, the size of the antenna device is reduced, namely, the size of the whole wireless earphone is reduced.
Description
Technical Field
The application relates to the technical field of earphones, in particular to an antenna device and a wireless earphone.
Background
Currently, antennas used in existing TWS (True Wireless Stereo) headsets include PCB on-board antennas, LDS (Laser Direct Structuring) antennas, and FPC antennas. Wherein LDS antenna and FPC antenna effect are better, and LDS antenna and FPC antenna position are the inside of shell, set up through radium carving LDS antenna or pasting the FPC antenna respectively. However, the earphone with the ear handle type cannot be pasted with the FPC and subjected to laser etching, and only one antenna bracket can be additionally manufactured and placed in the shell, so that a clearance area of the antenna is small, the size of the ear handle of the earphone needs to be large, and cost is increased.
Disclosure of Invention
An object of the embodiments of the present application is to provide an antenna device and a wireless headset, for solving the problem that the existing wireless headset with a handle has poor clearance and a large volume.
An embodiment of the present application provides an antenna apparatus, including:
the mounting structure comprises a mounting shell, a first supporting plate and a second supporting plate, wherein a containing cavity is formed in the mounting shell, the containing cavity is provided with a first inner wall, a mounting cavity is formed in the first inner wall, and the extending direction of the mounting cavity is the same as that of the containing cavity;
the antenna part is at least partially arranged in the mounting cavity, and the extending direction of the antenna part is the same as that of the mounting shell;
the circuit board is arranged in the accommodating cavity and is far away from the first inner wall, the extending direction of the circuit board is the same as that of the mounting shell, and the circuit board and the antenna part are mutually spaced; and
and one end of the connecting piece is electrically connected with the antenna part in a contact manner, and the other end of the connecting piece is electrically connected with the circuit board in a contact manner.
In the antenna device, the first inner wall of the mounting shell is provided with the mounting cavity, and the antenna part is at least partially arranged in the mounting cavity, so that the antenna part and the inner wall of the mounting shell are embedded together, and the circuit board is far away from the first inner wall, namely the circuit board is far away from the antenna part, so that compared with the case that the antenna support is arranged in the accommodating cavity and the antenna is arranged again, the antenna part is far away from the circuit board when embedded in the inner wall of the mounting shell, and the antenna part has better clearance; moreover, because the antenna bracket is omitted, the accommodating cavity does not need more space for arranging the antenna bracket, and the volume of the mounting shell is reduced; furthermore, the extending direction of the antenna part and the extending direction of the circuit board are respectively the same as the extending direction of the mounting shell, so that the width of the mounting shell can be made smaller, the volume of the mounting shell is further reduced, and the size of the antenna device is reduced.
In one embodiment, the antenna portion is integrally formed with the mounting housing, wherein the antenna portion is integrally connected with the first inner wall.
In one embodiment, the antenna part is entirely located in the mounting cavity, the mounting cavity is provided with a connecting port, and one end of the connecting piece, which is far away from the circuit board, penetrates through the connecting port into the mounting cavity and is in contact and electrical connection with the antenna part.
In one embodiment, a mounting portion is arranged on the first inner wall, a first cavity is formed in the first inner wall, a second cavity is formed in the mounting portion, the first cavity is communicated with the second cavity to form the mounting cavity, a part of the antenna portion is located in the first cavity, and the other part of the antenna portion is located in the second cavity; the connector is arranged on one surface of the mounting part deviating from the first inner wall.
In one embodiment, the accommodating cavity has a second inner wall opposite to the first inner wall, the circuit board is a flexible circuit board, and the flexible circuit board is abutted against the second inner wall.
In one embodiment, the antenna portion includes an antenna body, an antenna conductor and a connection site, the antenna conductor is folded and disposed on the antenna body, the connection site is disposed on the surface of the antenna body and electrically connected to the antenna conductor, and the connection member is electrically connected to the connection site.
In one embodiment, the connection portion is in a long strip shape, the connection port is in a long strip shape, and the connection portion is exposed out of the installation cavity through the connection port.
In one embodiment, the antenna part is adapted to be disposed in the mounting cavity, the length direction of the connection port is parallel to the width direction of the mounting cavity, the length of the connection port is greater than the width of the mounting cavity, two steps are respectively formed at positions corresponding to the connection port on two side edges of the mounting cavity, the mounting cavity has a mounting cavity bottom wall facing the connection port, and the thickness of the step protruding from the mounting cavity bottom wall is smaller than or equal to the thickness of the connection position protruding from the mounting cavity bottom wall.
In one embodiment, the antenna conductor is folded and arranged inside the antenna body, the surface of the antenna body is covered with an insulating layer, an opening is formed in the insulating layer at a position corresponding to the connection position, and the connection position is exposed through the opening and is in contact electrical connection with the connecting piece.
A wireless headset comprising a headset head and an antenna device as in any of the above embodiments, the headset head being connected to the mounting housing.
The wireless earphone comprises an antenna device, wherein a mounting cavity is formed in a first inner wall of a mounting shell of the antenna device, and at least part of an antenna part is arranged in the mounting cavity, so that the antenna part and the inner wall of the mounting shell are embedded together, and a circuit board is far away from the first inner wall, namely the circuit board is far away from the antenna part; moreover, because the antenna bracket is omitted, the accommodating cavity does not need more space for arranging the antenna bracket, and the volume of the mounting shell is reduced; furthermore, the extending direction of the antenna part and the extending direction of the circuit board are respectively the same as the extending direction of the mounting shell, so that the width of the mounting shell can be made smaller, and the size of the mounting shell is further reduced, namely the size of the antenna device is reduced, namely the size of the whole wireless earphone is reduced.
Additional features and advantages of the disclosure will be set forth in the description which follows, or in part may be learned by the practice of the above-described techniques of the disclosure.
In order to make the aforementioned objects, features and advantages of the present application comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an antenna device according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of another angle of the antenna device according to the embodiment of the present application;
fig. 3 is a schematic partial structural diagram of an antenna device according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a wireless headset according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; may be directly connected, indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.
In one embodiment, an antenna device includes a mounting case, an antenna portion, a circuit board, and a connector. The mounting shell is internally provided with a containing cavity, the containing cavity is provided with a first inner wall, the first inner wall is provided with a mounting cavity, and the extending direction of the mounting cavity is the same as that of the containing cavity; at least part of the antenna part is arranged in the mounting cavity, and the extending direction of the antenna part is the same as the extending direction of the mounting shell; the circuit board is arranged in the accommodating cavity and is far away from the first inner wall, the extending direction of the circuit board is the same as that of the mounting shell, and the circuit board and the antenna part are mutually spaced; one end of the connecting piece is electrically connected with the antenna part in a contact way, and the other end of the connecting piece is electrically connected with the circuit board in a contact way.
As shown in fig. 1 and 2, an antenna device 10 according to an embodiment includes a mounting case 100, an antenna portion 200, a circuit board 300, and a connector 400. The inside holding chamber 101 that has of installation shell 100, holding chamber 101 has first inner wall 110, installation cavity 111 has been seted up to first inner wall 110, the extending direction of installation cavity 111 with the extending direction of holding chamber 101 is the same. At least a portion of the antenna portion 200 is disposed in the mounting cavity 111, and an extending direction of the antenna portion 200 is the same as an extending direction of the mounting case 100. The circuit board 300 is disposed in the accommodating cavity 101 and is far away from the first inner wall 110, an extending direction of the circuit board 300 is the same as an extending direction of the mounting case 100, and the circuit board 300 and the antenna portion 200 are spaced from each other. One end of the connecting member 400 is electrically connected to the antenna portion 200 in a contact manner, and the other end is electrically connected to the circuit board 300 in a contact manner. In this embodiment, one end of the connecting member 400 away from the antenna portion 200 is electrically connected to a rf chip on the circuit board 300.
In the antenna device 10, the first inner wall 110 of the mounting case 100 is provided with the mounting cavity 111, and the antenna portion 200 is at least partially disposed in the mounting cavity 111, so that the antenna portion 200 and the inner wall of the mounting case 100 are embedded together, and the circuit board 300 is far away from the first inner wall 110, that is, the circuit board 300 is far away from the antenna portion 200, so that compared with disposing an antenna bracket in the accommodating cavity 101 to dispose an antenna, the antenna portion 200 is far away from the circuit board 300 when embedded in the inner wall of the mounting case 100, so that the antenna portion 200 has a better clearance; moreover, since the antenna bracket is omitted, the accommodating cavity 101 does not need to be provided with the antenna bracket in more space, and thus the volume of the mounting case 100 is reduced; further, the extending direction of the antenna portion 200 and the extending direction of the circuit board 300 are respectively the same as the extending direction of the mounting case 100, so that the width of the mounting case 100 can be made smaller, and the volume of the mounting case 100, that is, the size of the antenna device 10 can be further reduced.
In order to make the installation of the antenna portion 200 compact and firm, in one embodiment, the antenna portion 200 is integrally formed with the mounting case 100, wherein the antenna portion 200 is integrally connected with the first inner wall 110, the antenna portion 200 and the mounting case 100 are integrally formed to make the connection of the antenna portion 200 and the mounting case 100 more firm, the antenna portion 200 is more compact, the antenna portion 200 and the circuit board 300 are stably kept at a longer distance, and the whole antenna device 10 is made compact and firm, so that the size of the antenna device 10 is smaller.
In order to facilitate the antenna portion 200 to be integrally formed on the mounting case 100, in one embodiment, the antenna portion 200 is adapted to the mounting cavity 111, the antenna portion 200 is integrally injection-molded with the mounting case 100, wherein the surface of the antenna portion 200 is integrally connected with the inner wall of the mounting cavity 111, that is, the inner wall of the mounting cavity 111 wraps the antenna portion 200, so that the matching between the antenna portion 200 and the mounting case 100 is more compact and firm, and thus the distance between the antenna portion 200 and the circuit board 300 is farther and the antenna portion 200 is more stably disposed, so that the antenna portion 200 has a better and more stable clearance, in this embodiment, the antenna portion 200 and the mounting case 100 are integrally injection-molded by an insert injection molding method, which facilitates the antenna portion 200 to be integrally formed on the mounting case 100.
In order to increase the distance between the antenna portion 200 and the circuit board 300, in one embodiment, as shown in fig. 1, the antenna portion 200 is entirely located in the mounting cavity 111, the mounting cavity 111 has a connection port 112, and one end of the connection member 400, which is far away from the circuit board 300, passes through the connection port 112 to enter the mounting cavity 111 and is electrically connected with the antenna portion 200 in contact, so that the antenna portion 200 is entirely located in the mounting cavity 111 compared with the antenna portion 200 which is partially located in the mounting cavity 111, and thus the distance between the antenna portion 200 and the circuit board 300 is farther, so that the antenna portion 200 has better clearance, and the connection port 112 is provided to facilitate the electrical connection between the antenna portion 200 located in the mounting cavity 111 and the connection member 400 in contact.
In order to better dispose the antenna portion 200 in the mounting cavity 111, in one embodiment, as shown in fig. 1, a mounting portion 113 is disposed on the first inner wall 110, a first cavity is disposed on the first inner wall 110, a second cavity is disposed on the mounting portion 113, the first cavity and the second cavity are communicated to form the mounting cavity 111, a portion of the antenna portion 200 is located in the first cavity, and another portion of the antenna portion 200 is located in the second cavity; the connection port 112 is provided on a side of the mounting portion 113 away from the first inner wall 110, and because the accommodation cavity 101 has a larger space and the size of the mounting case 100 needs to be smaller, the thickness of the mounting case 100 is smaller, on this basis, in order to be able to provide the antenna portion 200 with a certain thickness, i.e. to satisfy the width of the mounting cavity 111, it is not enough to provide the mounting cavity 111 on the inner wall, even if the mounting cavity can be provided, the inner wall may be thinner, after the mounting portion 113 is provided, a part of the mounting cavity 111 is provided on the first inner wall 110, and another part is provided on the mounting portion 113, thereby forming a complete mounting cavity 111 capable of accommodating the antenna portion 200 with a certain thickness, and well solving the problem that the mounting cavity 111 is not provided with enough inner wall thickness.
In order to further increase the distance between the circuit board 300 and the antenna portion 200, in one embodiment, as shown in fig. 2, the receiving cavity 101 has a second inner wall 120 opposite to the first inner wall 110, the circuit board 300 is a flexible circuit board, the flexible circuit board abuts against the second inner wall 120, and when the flexible circuit board abuts against the second inner wall 120, the distance between the flexible circuit board and the antenna portion 200 reaches the farthest distance, so that the distance between the circuit board 300 and the antenna portion 200 is further increased, so that the antenna portion 200 has a better quality, and because the circuit board 300 is a flexible circuit board, when the receiving cavity 101 is not rectangular, that is, the second inner wall 120 is not completely a rectangular portion, for example, an arc-shaped wall, the flexible circuit board can be bent, so that the flexible circuit board can still abut against the second inner wall 120, even if the flexible circuit board can still be farthest away from the antenna portion 200.
In order to shorten the size of the antenna portion 200, in one embodiment, as shown in fig. 3, the antenna portion 200 includes an antenna body 210, an antenna conductor and a connection portion 220, the antenna conductor is folded and disposed on the antenna body 210, the connection portion 220 is disposed on the surface of the antenna body 210 and electrically connected to the antenna conductor, the connection member 400 is electrically connected to the connection portion 220 in contact therewith, and since the antenna conductor is folded and disposed on the antenna body 210, when the antenna conductor can be disposed longer, the frequency of the antenna portion 200 is lowered when the antenna conductor is extended, and the frequency is increased when the antenna body 210 is shortened, so that when the longer conductor is disposed, the length of the antenna body 210 can be shortened at the same time, while the frequency can be kept unchanged, and in order to shorten the size of the antenna portion 200, the length of the antenna conductor can be lengthened.
In order to improve the flexibility of the installation of the circuit board 300 and the connecting element 400, in one embodiment, as shown in fig. 1 and 3, the connecting position 220 is a long strip, the connecting port 112 is a long strip, the connecting position 220 is exposed out of the installation cavity 111 through the connecting port 112, so that the connecting position 220 is a long strip, the connecting port 12 is set to be a long strip, the connecting element 400 is in full contact with the connecting position 220, the different positions of the connecting position 220 can be in contact with the connecting element 400 according to the positions of the circuit board 300 and the connecting element 400, and the flexibility of the installation of the circuit board 300 and the connecting element 400 is improved. In one embodiment, the length of the connection port 112 is greater than the length of the connection site 220, so that the connection member 400 can contact with the entire portion of the connection site 220, and the flexibility of the arrangement of the connection member 400 is further improved. In one embodiment, the antenna portion 200 is fittingly disposed in the mounting cavity 111, a length direction of the connection port 112 is parallel to a width direction of the mounting cavity 111, a length of the connection port 112 is greater than a width of the mounting cavity 111, so that two steps 114 are respectively formed at positions corresponding to the connection port 112 on two side edges of the mounting cavity 111, the mounting cavity 111 has a mounting cavity bottom wall facing the connection port 112, a thickness of the step 114 protruding from the mounting cavity bottom wall is less than or equal to a thickness of the connection site 220 protruding from the mounting cavity bottom wall, such that when the length of the connection port 112 is greater than the width of the mounting cavity 111 and the antenna portion 200 is fittingly formed in the mounting cavity 111, the connection member 400 is conveniently in contact with and electrically connected to the connection site 220 of the antenna portion 200 in the mounting cavity 111, the connection member 400 is not limited by the connection port 112, so that the connection member 400 cannot be in contact with and electrically connected to an end of the connection site 220, and a thickness of the step 114 protruding from the mounting cavity bottom wall is less than or equal to a thickness of the connection site 220 protruding from the mounting cavity bottom wall, so that the connection member 400 cannot reach an end of the connection site 220.
In order to prevent short circuit and facilitate the contact and electrical connection between the connection position 220 and the connection member 400, in one embodiment, the antenna conductor is folded and disposed inside the antenna body 210, the surface of the antenna body 210 is covered with an insulating layer, the insulating layer is provided with an opening corresponding to the connection position 220, the connection position 220 is exposed through the opening and is in contact and electrical connection with the connection member 400, so that the insulating layer wraps the antenna body 210 and the antenna conductor, short circuit is prevented, and the connection position 220 exposed through the opening can ensure that the antenna portion 200 is in contact and electrical connection with the connection member 400.
In order to facilitate the connection of the connecting member 400 to the circuit board 300 and the antenna portion 200, in one embodiment, the connecting member 400 includes one of a spring sheet and an elastic pin, the connecting member 400 is elastically abutted to the connecting portion 220, so that the connecting member is electrically connected to the connecting portion 220 through the spring sheet or the elastic pin, and the elastic spring sheet or the elastic pin is flexibly contacted to the connecting portion 220, so that the mounting and the contact are facilitated, and the antenna portion 200 and the mounting case 100 are not damaged. In this embodiment, an end of the connecting member 400 away from the antenna portion 200 is soldered to the circuit board 300.
In order to shorten the size of the antenna portion 200, in one embodiment, the top end of the antenna portion 200 is provided with a capacitor, and when the top end of the antenna portion 200 is loaded with the capacitor, the frequency of the antenna portion 200 is decreased, and when the antenna portion 200 is shortened, the frequency is increased, so that when the top end of the antenna portion 200 is loaded with the capacitor, the length of the antenna portion 200 can be shortened at the same time, and the frequency can be kept unchanged, and in order to shorten the size of the antenna portion 200, the top end of the antenna portion 200 can be loaded with the capacitor.
In one embodiment, the antenna portion 200 is a monopole patch antenna or a planar inverted F patch antenna, so that the antenna portion 200 has a small size and is easily disposed in the mounting case 100.
In one embodiment, the antenna portion 200 has a length of 3mm or more and less than 15mm, a width of 1.6mm or more and less than 6mm, and a thickness of 0.3mm or more and less than 4mm. In one embodiment, the antenna portion 200 has a length of 6mm or more and less than 12mm, a width of 2.7mm or more and less than 4.9mm, and a thickness of 1.2mm or more and less than 3.1mm. In one embodiment, the antenna portion 200 has dimensions of 9mm in length, 3.8mm in width, and 2.1mm in thickness.
In order to effectively reduce the size of the antenna portion 200, in one embodiment, the material of the antenna portion 200 is ceramic, polyimide, or polyester film. This effectively reduces the size of the antenna, reduces the overall size of the antenna assembly 10, and achieves the goal of hiding the antenna design layout.
In order to facilitate the assembly and disassembly of the circuit board 300 and the connecting element 400, in one embodiment, as shown in fig. 1 and fig. 4, an installation opening 102 is formed at one end of the installation shell 100, an installation cover 500 is arranged at one end of the installation shell 100 where the installation opening 102 is formed, the installation cover 500 is detachably connected to the installation shell 100, and movably covers the installation opening 102, the opening is formed at one end of the installation shell 100, so that the circuit board 300 and the connecting element 400 are convenient to assemble and disassemble, and the installation cover 500 can protect internal elements of the installation shell 100.
As shown in fig. 4, a wireless headset 30 includes a headset head 20 and the antenna device 10 of any of the above embodiments, wherein the headset head 20 is connected to the mounting housing 100. In this embodiment, the mounting case 100 is a headset handle of the wireless headset 30.
The wireless earphone 30 includes the antenna device 10, the first inner wall 110 of the mounting case 100 of the antenna device 10 is provided with the mounting cavity 111, and the antenna portion 200 is at least partially disposed in the mounting cavity 111, so that the antenna portion 200 and the inner wall of the mounting case 100 are embedded together, and the circuit board 300 is far away from the first inner wall 110, that is, the circuit board 300 is far away from the antenna portion 200, so that compared with the case of disposing an antenna bracket in the accommodating cavity 101 and then disposing an antenna, the distance between the antenna portion 200 and the circuit board 300 when the antenna portion 200 is embedded in the inner wall of the mounting case 100 is far, so that the antenna portion 200 has better clearance; moreover, since the antenna bracket is omitted, the accommodating cavity 101 does not need to be provided with the antenna bracket in more space, and thus the volume of the mounting case 100 is reduced; furthermore, the extending direction of the antenna portion 200 and the extending direction of the circuit board 300 are respectively the same as the extending direction of the mounting case 100, so that the width of the mounting case 100 can be made smaller, and the volume of the mounting case 100, that is, the size of the antenna device 10, that is, the size of the whole wireless headset 30, is further reduced.
In order to make the structure of the wireless earphone 30 compact and firm, in one embodiment, the housing of the earphone head 20 is integrally formed with the mounting case 100, and the housing of the earphone head 20 and the mounting case 100 are integrally formed to make the structure of the whole wireless earphone 30 compact and firm.
In all embodiments of the present application, the terms "large" and "small" are relative terms, and the terms "more" and "less" are relative terms, and the terms "upper" and "lower" are relative terms, and the description of these relative terms is not repeated herein.
It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in an embodiment of the present application," or "in an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are exemplary embodiments in nature, and that acts and modules are not necessarily required to practice the invention.
In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. An antenna device, comprising:
the mounting device comprises a mounting shell, a first fixing piece and a second fixing piece, wherein a containing cavity is formed in the mounting shell, the containing cavity is provided with a first inner wall, a mounting cavity is formed in the first inner wall, and the extending direction of the mounting cavity is the same as that of the containing cavity;
the antenna part is at least partially arranged in the mounting cavity, and the extending direction of the antenna part is the same as that of the mounting shell;
the circuit board is arranged in the accommodating cavity and is far away from the first inner wall, the extending direction of the circuit board is the same as that of the mounting shell, and the circuit board and the antenna part are mutually spaced; and
one end of the connecting piece is electrically connected with the antenna part in a contact way, and the other end of the connecting piece is electrically connected with the circuit board in a contact way;
the antenna part is completely positioned in the mounting cavity, the mounting cavity is provided with a connecting port, and one end of the connecting piece, which is far away from the circuit board, penetrates through the connecting port to enter the mounting cavity and is in contact and electrical connection with the antenna part;
the antenna comprises a first inner wall, a second inner wall, a mounting part, a first antenna part, a second antenna part and a second antenna part, wherein the first inner wall is provided with a mounting part, the first inner wall is provided with a first cavity, the mounting part is provided with a second cavity, the first cavity is communicated with the second cavity to form a mounting cavity, one part of the antenna part is positioned in the first cavity, and the other part of the antenna part is positioned in the second cavity; the connecting port is arranged on one surface of the mounting part, which deviates from the first inner wall.
2. The antenna device of claim 1, wherein the antenna portion is integrally formed with the mounting housing, wherein the antenna portion is integrally connected to the first interior wall.
3. The antenna device according to claim 1, wherein the receiving cavity has a second inner wall opposite to the first inner wall, and the circuit board is a flexible circuit board abutting against the second inner wall.
4. The antenna device according to claim 1, wherein the antenna portion includes an antenna body, an antenna conductor, and a connection site, the antenna conductor is folded and disposed on the antenna body, the connection site is disposed on a surface of the antenna body and electrically connected to the antenna conductor, and the connection member is electrically connected to the connection site.
5. The antenna device according to claim 4, wherein the connection portion is elongated, and the connection opening is elongated, and the connection portion is exposed to the mounting cavity through the connection opening.
6. The antenna device according to claim 5, wherein the antenna portion is adapted to be disposed in the mounting cavity, a length direction of the connection port is parallel to a width direction of the mounting cavity, a length of the connection port is greater than a width of the mounting cavity, two steps are respectively formed on two side edges of the mounting cavity at positions corresponding to the connection port, the mounting cavity has a mounting cavity bottom wall facing the connection port, and a thickness of the step protruding from the mounting cavity bottom wall is less than or equal to a thickness of the connection portion protruding from the mounting cavity bottom wall.
7. The antenna device according to claim 4, wherein the antenna conductor is folded and disposed inside the antenna body, the surface of the antenna body is covered with an insulating layer, an opening is formed in the insulating layer at a position corresponding to the connection position, and the connection position is exposed through the opening and electrically connected to the connection member in a contact manner.
8. A wireless headset, characterized in that it comprises a headset head and an antenna device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110494091.9A CN113363702B (en) | 2021-05-07 | 2021-05-07 | Antenna device and wireless earphone |
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| CN102868015A (en) * | 2011-07-04 | 2013-01-09 | 英华达（上海）科技有限公司 | Antenna shrapnel structure |
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| JP2857592B2 (en) * | 1994-12-30 | 1999-02-17 | 喜盛 加藤 | Fingerless gloves |
| US10141631B2 (en) * | 2015-12-11 | 2018-11-27 | Apple Inc. | Electronic device with antenna |
| CN209608830U (en) * | 2019-06-12 | 2019-11-08 | 成都必盛科技有限公司 | A kind of earphone |
| CN212086456U (en) * | 2020-06-23 | 2020-12-04 | 深圳市科奈信科技有限公司 | Wireless earphone |
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| CN102868015A (en) * | 2011-07-04 | 2013-01-09 | 英华达（上海）科技有限公司 | Antenna shrapnel structure |
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