TW202133486A - Antenna structure - Google Patents

Abstract

The present disclosure provides an antenna structure. The antenna structure comprising a substrate, a connection assembly, a shield, an antenna connector and an antenna. The substrate has a connection part. The connection assembly includes a power connector and a signal connector. One end of the power connector and one end of the signal connector are collectively disposed on the connection part. The shield disposed on the connection part and covers one end of the power connector and one end of the signal connector. The antenna connector is disposed on the substrate. The antenna connector is located at an end away from the connection part. The antenna is electrically connected to the antenna connector. In this application, the power connector and the signal connector are assembled together to reduce the occupied volume and simplify the assembly complexity. The power connector and the signal connector have noise masking and noise immunity.

Description

Antenna structure

The present application relates to the technical field of antennas, and in particular to an antenna structure in which a power line and a signal line are integrated together.

In the prior art, the 5G millimeter microwave antenna is one of the important parts that all kinds of electronic products need to be assembled recently. The existing 5G antenna module is connected to the signal connection line and the power connection line respectively through the printed circuit board. The structure of a general 5G millimeter microwave antenna will occupy too much space inside the electronic device. In addition, the structure of the 5G millimeter microwave antenna is relatively complicated, and the 5G millimeter microwave antenna will cause difficulties in the internal structural design of the electronic product.

The embodiment of the present application provides an antenna structure, which can effectively solve the problem that the structure of the signal connection line and the power connection line in the antenna structure of the current electronic device will occupy too much internal space of the electronic device, and the antenna structure will be complicated. Causes the problem that the internal structure design of the electronic product is difficult.

In order to solve the above technical problems, this application is implemented as follows:

The present application provides an antenna structure, which includes a substrate, a connecting component, a shield, an antenna connector, and an antenna. The substrate has a connection part. The connection assembly includes a power connection piece and a signal connection piece, and one end of the power connection piece and one end of the signal connection piece are centrally arranged on the connection part. The shielding member is arranged at the connection part and covers one end of the power connection member and one end of the signal connection member. The antenna connector is arranged on the substrate, and the antenna connector is located at an end away from the connection part. The antenna is electrically connected to the antenna connector.

In the embodiment of the present application, an antenna structure is provided, which is designed to reduce the occupied volume, simplify the assembly complexity, and reduce the cost by assembling and integrating the power connector and the signal connector, and the power connector and the signal connector The signal connectors have shielding and anti-noise interference effects.

In one of the embodiments, one end of the power connector and one end of the signal connector are arranged side by side, stacked or wound.

In one of the embodiments, the power connector is a coaxial cable or a flexible circuit board.

In one of the embodiments, the outer conductor of the coaxial cable is electrically connected to the substrate through the shield to form a grounding structure.

In one of the embodiments, the flexible circuit board is electrically connected to the substrate to form a ground structure.

In one of the embodiments, the shielding element has a plurality of fixing protrusions, the side of the substrate has a plurality of notches corresponding to the fixing protrusions, and the fixing protrusions are embedded in the notches.

In one of the embodiments, the shield is a conductive shell.

In one of the embodiments, the substrate is made of liquid crystal polymer resin (LCP), polyimide (PI), modified PI or polytetrafluoroethylene (PTFE) Flexible circuit board.

In one of the embodiments, the signal connector is a coaxial cable.

In one of the embodiments, the antenna is a 5G millimeter wave antenna.

The technical solutions in the embodiments of the present application will be described clearly and completely in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of them. Based on the embodiments in this application, all other embodiments obtained by a person of ordinary skill in the art without creative work shall fall within the protection scope of this application.

Please refer to FIGS. 1 and 2. FIG. 1 is a perspective view of the antenna structure of the first embodiment of the present application, and FIG. 2 is an exploded view of the antenna structure of the first embodiment of the present application. As shown in the figure, this embodiment provides an antenna structure 1, which includes a substrate 11, a connecting component 13, a shielding member 15, an antenna connector 17 and an antenna 19. The substrate 11 has a connection portion 111. The connection assembly 13 includes a power connector 131 and a signal connector 133, and one end of the power connector 131 and one end of the signal connector 133 are collectively disposed on the connection portion 111. The shield 15 is disposed on the connection portion 111 and covers one end of the power connection 131 and one end of the signal connection 133. The antenna connector 17 is disposed on the substrate 11, and the antenna connector 17 is located at an end away from the connecting portion 111. The antenna 19 is electrically connected to the antenna connector 17.

In this embodiment, one end of the power connector 131 and one end of the signal connector 133 are arranged on the substrate 11, and one end of the power connector 131 and one end of the signal connector 133 are gathered together. The above structure can be based on the user's requirements. It is required to arrange one end of the power connection piece 131 and one end of the signal connection piece 133 side by side, stacked arrangement, or winding arrangement, and so on. The purpose of this embodiment is to concentrate the positions of the power connector 131 and the signal connector 133 to reduce the volume occupied by the overall antenna structure 1. The substrate 11 is made of liquid crystal polymer resin (LCP) and polyimide. (Polyimide, PI), modified polyimide (modified PI) or polytetrafluoroethylene (PTFE) made of flexible circuit boards.

The power connector 131 of the present application can be two implementations, such as a coaxial cable 1311 or a flexible circuit board 1313. The power connector 131 of the antenna structure 1 of this embodiment takes the coaxial cable 1311 as an example, and the signal connector 133 is also a coaxial cable. Cover the shield 15 on the coaxial cable 1311 of the power connector 131 and the coaxial cable of the signal connector 133, wherein the shield 15 is a shell structure, and the shield 15 is a conductive shell, such as a metal shell, etc. . The shield 15 has an opening 150 on one side, and the opening 150 of the shield 15 is located at an end away from the antenna connector 17. When the shield 15 is disposed on the substrate 11 and the shield 15 covers the connection assembly 13, the shield 15 covers the three sides of one end of the power connector 131 and one end of the signal connector 133, and the power connector 131 The other end and the other end of the signal connecting member 133 extend outward from the opening of the shielding member 15. Furthermore, the shield 15 has a plurality of fixing protrusions 151 around the housing, and the side of the substrate 11 has a plurality of notches 113 corresponding to the fixing protrusions 151, and the fixing protrusions 151 are embedded in the fixing protrusions 151. The notch 113 strengthens and fixes the shield 15 on the substrate 11 in this way.

In this embodiment, the coaxial cable 1311 of the power connector 131 has a center conductor and an outer conductor. The outer conductor of the coaxial cable 1311 is electrically connected to the substrate 11 through the shield 15 to form a grounding structure. The charge of the coaxial cable 1311 is transferred to the shield 15 and the substrate 11 through the outer conductor. The shield 15 and the substrate 11 have sufficient charge to neutralize the charge of the coaxial cable 1311 due to the grounding relationship, so as to avoid the electromagnetic waves formed by the charge, so as to achieve the absorption of electromagnetic waves. Effect. In addition, the external electromagnetic waves of the antenna structure 1 are irradiated on the outer surface of the shield 15, and the electrons on the outer surface of the shield 15 will be arranged and reorganized to generate a resistive electromagnetic wave electric field to achieve the effect of reflecting the external electromagnetic waves. In this way, the electromagnetic wave will be reflected and absorbed by the outer conductor of the coaxial cable 1311, the shield 15 and the substrate 11, so as to achieve the effect of eliminating and shielding the electromagnetic wave.

Furthermore, the coaxial cable of the signal connector 133 also has a central conductor and an outer conductor. The outer conductor is also electrically connected to the substrate 11 through the shield 15 to form a grounding structure. This also has the effect of reflecting and absorbing electromagnetic waves to achieve Eliminate the effect of electromagnetic waves and shielding electromagnetic waves. In addition, the above grounding structure can form a barrier that effectively shields electromagnetic waves, so when the central conductor of the signal connector 133 is used for signal transmission, the signal is not easily affected by the electromagnetic waves emitted by the power connector 131 or other electronic components.

In this embodiment, the antenna connector 17 is located at an end away from the connecting portion 111, and the antenna 19 is electrically connected to the antenna connector 17, wherein the antenna 19 is a 5G millimeter wave antenna. This embodiment does not limit the type of the antenna connector 17, and the antenna connector 17 can be adjusted according to the model of the 5G millimeter wave antenna required by the user. The antenna connector 17 and the antenna 19 of this embodiment can be used in combination with antenna structures of various types of electronic products.

Please refer to FIGS. 3 and 4. FIG. 3 is a perspective view of the antenna structure of the second embodiment of the present application, and FIG. 4 is an exploded view. As shown in the figure, the difference between this embodiment and the first embodiment is that the power connector 131 is a flexible circuit board 1313 (ie, FPC). In this embodiment, the flexible circuit board 1313 of the power connector 131 has a grounded outer layer, and the grounded outer layer of the flexible circuit board 1313 is electrically connected to the substrate 11 to form a grounding structure. The charge of the flexible circuit board 1313 is transferred to the shield 15 and the substrate 11 through the grounded outer layer. The shield 15 and the substrate 11 have sufficient charge to neutralize the charge of the flexible circuit board 1313 due to the grounding relationship, so as to avoid electromagnetic waves formed by the charge to achieve absorption The effect of electromagnetic waves. Furthermore, the effect of the shielding member 15 for reflecting external electromagnetic waves will not be repeated here. In this way, the electromagnetic waves will be affected by the grounding outer layer of the flexible circuit board 1313, the shield 15 and the substrate 11 to absorb and shield electromagnetic waves. In addition, the structure and effect of the signal connector 133 of this embodiment are the same as those of the first embodiment, so it will not be repeated here.

In summary, the present application provides an antenna structure, which reduces the occupied volume, simplifies the assembly complexity, and reduces the cost by assembling and integrating the power connector and the signal connector, and the power connector and the signal connector The signal connectors have shielding and anti-noise interference effects.

It should also be noted that the terms "include", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or equipment including a series of elements includes not only those elements, but also Other elements that are not explicitly listed, or also include elements inherent to such processes, methods, commodities, or equipment. If there are no more restrictions, the element defined by the sentence "including a..." does not exclude the existence of other identical elements in the process, method, commodity, or equipment that includes the element.

The above description shows and describes several preferred embodiments of the present application, but as the previous subject, it should be understood that the present application is not limited to the form disclosed herein, and should not be regarded as an exclusion of other embodiments, but can be used for various other embodiments. Combinations, modifications, and environments can be modified through the above teachings or technology or knowledge in related fields within the scope of the practical invention concept of the subject of this article. The changes and changes made by those skilled in the art do not depart from the spirit and scope of this application, and should fall within the protection scope of the appended claims of this application.

1: Antenna structure 11: substrate 111: Connection 113: Notch 13: Connecting components 131: Power connector 1311: Coaxial cable 1313: flexible circuit board 133: signal connector 15: Shield 150: opening 151: fixed bump 17: Antenna connector 19: Antenna

The drawings described here are used to provide a further understanding of the application and constitute a part of the application. The exemplary embodiments and descriptions of the application are used to explain the application, and do not constitute an improper limitation of the application. In the attached picture: FIG. 1 is a perspective view of the antenna structure of the first embodiment of the present application; FIG. 2 is an exploded view of the antenna structure of the first embodiment of the present application; FIG. 3 is a perspective view of the antenna structure of the second embodiment of the present application; and Fig. 4 is an exploded view of the antenna structure of the second embodiment of the present application.

1: Antenna structure

11: substrate

111: Connection

113: Notch

13: Connecting components

131: Power connector

1311: Coaxial cable

133: signal connector

15: Shield

150: opening

151: fixed bump

17: Antenna connector

19: Antenna

Claims (10)

An antenna structure, including: A substrate with a connection part; A connection assembly, including a power connection and a signal connection, one end of the power connection and one end of the signal connection are centrally arranged on the connection part; A shielding member arranged on the connection part and covering one end of the power connection member and one end of the signal connection member; An antenna connector disposed on the substrate, and the antenna connector is located at an end away from the connecting portion; and An antenna, which is electrically connected to the antenna connector. The antenna structure according to claim 1, wherein one end of the power connector and one end of the signal connector are arranged side by side, stacked or wound. The antenna structure according to claim 1, wherein the power connector is a coaxial cable or a flexible circuit board. The antenna structure according to claim 3, wherein the outer conductor of the coaxial cable is electrically connected to the substrate through the shielding member to form a grounding structure. The antenna structure according to claim 3, wherein the flexible circuit board is electrically connected to the substrate to form a ground structure. The antenna structure according to claim 1, wherein the shield has a plurality of fixed protrusions, the side of the substrate has a plurality of notches corresponding to the fixed protrusions, and the fixed protrusions are embedded in the notches . The antenna structure according to claim 1, wherein the shielding member is a conductive shell. The antenna structure according to claim 1, wherein the substrate is made of liquid crystal polymer resin (LCP), polyimide (PI), modified PI or polytetrafluoroethylene Flexible circuit board. The antenna structure according to claim 1, wherein the signal connector is a coaxial cable. The antenna structure according to claim 1, wherein the antenna is a 5G millimeter wave antenna.

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