WO2018001315A1

WO2018001315A1 - Connector and device

Info

Publication number: WO2018001315A1
Application number: PCT/CN2017/090818
Authority: WO
Inventors: 康玉龙; 许勇
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-06-29
Filing date: 2017-06-29
Publication date: 2018-01-04
Also published as: CN107546553A; CN107546553B

Abstract

A connector and a device. The connector comprises a power amplifier shielding cover plate (101), a power amplifier printed circuit board (102), and a filter cavity (108); the power amplifier shielding cover plate (101) is fixed on the upper surface of the power amplifier printed circuit board (102); the connector further comprises a signal transmission member (106) and a signal coupling member (107); the signal transmission member (106) is fixed on the lower surface of the power amplifier printed circuit board (102), the signal coupling member (107) is located inside the filter cavity (108), the signal transmission member (106) and the signal coupling member (107) are connected in a non-contact coupling manner. The connector and the device solve the problem of poor connection in the process of signal transmission by means of the connector, and improve the reliability and the stability of signal transmission.

Description

Connectors and equipment

Technical field

The present invention relates to the field of communications, and in particular to a connector and device.

Background technique

In the base station communication product, the radio frequency module is set to receive and transmit wireless signals, and includes a carrier frequency processing unit, a power amplifier and a filter module, and the carrier frequency processing unit and the filter are interconnected by a small signal RF connector, and are set to Receiving and transmitting radio frequency signals; the power amplifier and the filter are interconnected by a large signal connector, and are set to transmit high power signals.

1 is a schematic structural diagram of a radio frequency module in the related art. As shown in FIG. 1 , the power amplifier shielding cover a is disposed to shield a signal leakage on a printed circuit board (PCB) b; the power signal passes the radio frequency. The connector d is transmitted to the cavity filter; the filter cavity e is connected to the power amplifier PCBb through the conductive apron c to prevent the connector signal from leaking; FIG. 2 is a schematic structural diagram of the RF connector d in the related art, as shown in FIG. The RF connector d includes: a power amplifier RF connector d1, a radio frequency connection rod d2, and a duplex RF connector d3, and the above-mentioned radio frequency module in the related art has the following problems:

The power capacity of the large-signal RF connector between the power amplifier and the filter does not meet the system design requirements, and there is a phenomenon of ignition or burning;

The large-signal RF connector between the power amplifier and the filter is too large in loss and the occupied area is too large;

The axial and radial tolerances of the large-signal RF connector between the power amplifier and the filter affect the performance of the RF interface standing wave;

The large signal RF connector between the amplifier and the filter is costly and cumbersome to assemble.

In response to the above technical problems, no effective solution has been proposed yet.

Summary of the invention

Embodiments of the present invention provide a connector and a device to solve at least the related art There is a problem with the virtual connection during the signal transmission of the connector.

According to an embodiment of the present invention, a connector includes: a power amplifier shielding cover, a power amplifier printed circuit board, and a filter cavity; the power amplifier shielding cover is fixed on an upper surface of the power amplifier printed circuit board; The signal transmission component and the signal coupling component are fixed on the lower surface of the power amplifier printed circuit board, the signal coupling component is located in the filter cavity, and the signal transmission component and the signal coupling component are connected in a non-contact coupling manner.

In an embodiment of the invention, the signal coupling component is coaxial with the signal transmission component, and the signal coupling component and the filter cavity form a coaxial resonant cavity.

In an embodiment of the invention, the method further includes: a support member fixed on a lower surface of the power amplifier printed circuit board and configured as a fixed signal transmission component.

In an embodiment of the invention, the method further includes: a shielding cover plate on the upper surface of the filter cavity to form a sealed electromagnetic field space with the filter cavity.

In the embodiment of the invention, the shielding cover is provided with an opening, and the signal transmission component extends through the opening into the interior of the signal coupling component.

In an embodiment of the invention, the support member of the connector is embedded within the aperture.

In the embodiment of the present invention, the method further includes: a conductive rubber ring, the conductive rubber ring is located in the groove of the upper surface of the shielding cover plate, and is in close contact with the shielding cover plate and the power amplifier printed circuit board.

In an embodiment of the invention, the bottom end of the signal coupling component is coupled to the bottom of the filter cavity.

In an embodiment of the invention, the method further includes: a filter signal line, wherein one end of the filter signal line is fixed on the signal coupling component.

In an embodiment of the invention, the bottom end of the signal coupling component is configured as a signal core structure of a standard RF connector, and the housing of the standard RF connector is fixed to the filter cavity.

In accordance with another embodiment of the present invention, an apparatus is provided that includes the connector described above.

According to still another embodiment of the present invention, a storage medium is also provided. The storage medium is configured to store program code for performing the steps of: soldering a signal transmission component of the connector to a signal transmission line on a lower surface of the connector's power amplifier printed circuit board; and shielding the power amplifier of the connector The board is fixed on the upper surface of the power amplifier printed circuit board; the signal transmission component is non-contactly coupled to the signal coupling component located in the filter cavity of the connector.

Through the connector of the invention, the signal coupling component and the signal transmission component are connected by non-contact coupling, so that the signal input can be transmitted by coupling, which improves the reliability and stability of signal transmission, thereby solving the related art. There is a problem with the virtual connection during the signal transmission of the connector.

DRAWINGS

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

1 is a schematic structural diagram of a radio frequency module in the related art;

2 is a schematic structural view of a radio frequency connector d in the related art;

3 is a schematic structural view 1 of a connector according to an embodiment of the present invention;

4 is a schematic structural view 2 of a connector according to an embodiment of the present invention;

FIG. 5 is a third schematic structural diagram of a connector according to an embodiment of the present invention; FIG.

6 is a flow chart of a method of installing a connector in accordance with an embodiment of the present invention.

detailed description

The invention will be described in detail below with reference to the drawings in conjunction with the embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

It is to be understood that the terms "first", "second" and the like in the specification and claims of the present invention are used to distinguish similar objects, and are not necessarily used to describe a particular order or order.

Example 1

In the embodiment, a connector is provided, which can be applied to a base station product in communication, but is not limited thereto.

3 is a schematic structural diagram 1 of a connector according to an embodiment of the present invention. As shown in FIG. 3, the connector includes: a power amplifier shielding cover 101, a power amplifier printed circuit board 102, a filter cavity 108; and a power amplifier shielding cover. The board 101 is fixed to the upper surface of the power amplifier printed circuit board 102; the connector further includes: a signal transmission part 106 and a signal coupling part 107, the signal transmission part 106 is fixed to the lower surface of the power amplifier printed circuit board 102, and the signal coupling part 107 Located within the filter cavity 108, the signal transmitting component 106 is coupled to the signal coupling component 107 in a non-contact coupling manner.

Through the connector provided by the present invention, the signal coupling component 107 and the signal transmission component 106 are connected by a non-contact coupling manner, so that the signal input can be transmitted by coupling, thereby improving the reliability and stability of signal transmission, thereby solving the correlation. There is a problem of virtual connections in the connector signal transmission process in the technology.

It should be noted that the above-mentioned power amplifier shielding cover 101 is fixed on the upper surface of the power amplifier printed circuit board 102 for preventing leakage of radio frequency signals, but is not limited thereto.

In an embodiment of the present invention, the signal transmission component 106 may be cylindrical or other shapes, and the front view may be a T-shape, but may also be other shapes, such as a front view being a rectangle, not limited to Therefore, the signal transmission unit 106 can be regarded as a signal core and connected to the main signal transmission line. The signal coupling member 107 may be a ring-shaped column, but is not limited thereto, that is, the shape and size of the signal coupling member 107 and the signal transmitting member 106 are not limited, and may be set according to actual conditions. The signal coupling section 107 is provided as a component for acquiring a signal absorbed from the power amplifier side, that is, the signal coupling section 107 can acquire a signal from the power amplifier side through the signal transmission section 106; specifically, the signal coupling section 107 and the signal transmission section 106 described above. Coaxially, forming a coaxial coupling transmission mode (ie, non-contact coupling mode), the signal coupling component 107 is located at an intermediate position of the filter cavity 108, the signal coupling component 107 is coaxial with the filter cavity 108, and the signal coupling component 107 The filter cavity 108 forms a coaxial cavity, that is, the signal transmission can be transmitted by coaxial resonance.

In one embodiment of the present invention, the connector further includes a support member 105 that is fixed to a lower surface of the power amplifier printed circuit board 102, wherein the support member 105 is disposed to fix the signal transmission member 106. It should be noted that the support member 105 is also configured to Participation in impedance matching between signal transmission component 106 and ground.

In one embodiment of the present invention, the connector further includes: a shielding cover 104 disposed on an upper surface of the filter cavity 108 to form a sealed electromagnetic field space with the filter cavity 108, the shielding cover 104 An opening is provided, and the signal transmission component 106 extends through the opening into the interior of the signal coupling component 107. At this time, the signal transmission component 106 and the signal coupling component 07 form a non-contact signal coupling transmission, and the support component 105 is just right. Embedding into the opening of the shield cover 104 described above. The opening may be located in the middle of the shielding cover 104. The shape of the opening may correspond to the shape of the cross section of the signal transmission component 106. For example, if the cross section of the signal transmission component 106 is circular, the opening may be Round holes, but are not limited to this.

In an embodiment of the present invention, the connector may further include: a conductive rubber ring 103, the conductive rubber ring 103 is located in the groove of the upper surface of the shielding cover 105, and the shielding cover 105 and the power amplifier printed circuit board 102 Close contact to prevent leakage of RF signals.

4 is a schematic structural view of a connector according to an embodiment of the present invention. As shown in FIG. 4, the bottom end of the signal coupling component 107 is connected to the bottom of the filter cavity 108. One end of the filter signal line 207 is fixed to the signal coupling section 107, thereby forming a signal transmission path.

It should be noted that one end of the filter signal line 207 may be fixed to the signal coupling component 107 by the fixing screw 208, and may be fixed by other means such as an injection molding method, a snapping method, or the like, and is not limited thereto.

5 is a schematic structural view of a connector according to an embodiment of the present invention. As shown in FIG. 5, the bottom end of the signal coupling component 107 is configured as a signal core structure of a standard RF connector 310, and the outer casing of the standard RF connector 310 is fixed. On the filter cavity 108, the transmission and interface conversion of the signal connector can be realized.

It should be noted that the fixing manner may be fixed by using a fixing screw 309, or may be fixed by other means, such as an injection molding method, a snap fastening method, or the like, and is not limited thereto.

The above connector provided by the present invention has an advantage of being low in cost compared with the related art radio frequency connector which is connected by contact. It has high performance, good port standing wave, low insertion loss, and other performance indicators; it is more space-saving than traditional RF connectors, and the installation method is simple and flexible. Live; signal transmission into the non-contact coupling connection, more reliable, stable; simple processing, reduced interconnection requirements, the module is more compact.

In the embodiment of the present invention, an apparatus is further provided, including the connector of FIG. 3, FIG. 4 or FIG. 5 described above. It should be noted that the device may be a radio frequency device or other devices, but is not limited thereto.

For a better understanding of the invention, the invention is further explained in conjunction with the preferred embodiments.

A preferred embodiment of the present invention provides a radio frequency module including a power amplifier module and a filter. Wherein, the power amplifier module is designed with a connector; the filter is designed with a large signal connector, and the large signal connector is blindly connected with the power amplifier module through a redundant design. A preferred embodiment of the present invention provides a high power RF signal blind plug connector, as shown in FIG. 2, which is respectively mounted on a power amplifier and a filter. The power amplifier side connector mainly comprises a power amplifier shielding cover 101, a power amplifier PCB board 102, a supporting medium 105, and a signal transmission column 106; the filter side connector mainly comprises a shielding cover 104, a conductive rubber ring 103, and a signal coupling column 107. The filter cavity 108 is composed of the same; the connector is assembled by blind insertion, and the signal is transmitted by capacitive coupling, thereby effectively avoiding the virtual connection problem during signal transmission;

The component assembly and function of the power amplifier side are specifically described as follows: First, the signal transmission column 106 is soldered to a signal transmission line on the lower surface of the power amplifier PCB board 102 for outputting a high-power radio frequency signal; and the support medium 105 is fixed. a soldering bottom of the signal transmission post 106 and the power amplifier PCB board 102; and then fixing the power amplifier shielding cover 101 to the upper surface of the power amplifier PCB board 102 for preventing leakage of radio frequency signals;

The component assembly and function of the filter side are specifically described as follows: the signal coupling column 107 is located in the middle of the filter cavity 108, both of which constitute a coaxial resonant cavity; the shielding cover 104 is located in the filter cavity The upper surface of the 108 forms a closed electromagnetic field with the filter cavity 108; a circular opening is formed in the middle of the shielding cover 104, and the power transmission side connector signal transmission column 106 passes through the middle circular hole of the shielding cover 104. Inside the signal coupling column 107, the signal transmission column 106 forms a non-contact signal coupling transfer with the signal coupling column 107; The supporting medium 105 is embedded in the middle circular opening of the shielding cover 104; the conductive rubber ring 103 is located in the upper surface of the shielding cover 104, the conductive rubber ring 103 and the shielding cover 104, the power amplifier PCB The bottom surface of the board 102 is in close contact for preventing leakage of radio frequency signals;

The connector employing the preferred embodiment of the present invention has the advantage of being less costly than prior art radio frequency connectors. Compared with the commonly used RF connectors, it can save more than 80% of the cost; it can withstand high power, good port standing wave, low insertion loss, and other performance indicators; more space saving, simple and flexible installation method; The non-contact coupling connection is more reliable and stable; the processing is simple, the interconnection requirements are reduced, and the module is more compact.

The above connector provided by the preferred embodiment of the present invention includes the power amplifier module and the filter. Wherein, the power amplifier module is designed with a connector; the filter is designed with a large signal connector, and the large signal connector is blindly connected with the power amplifier module through a redundant design; the signal input adopts non-contact coupling Connection and transmission adopt coaxial resonance mode.

Preferred embodiment 1

A preferred embodiment of the present invention provides a high power RF signal blind plug connector, the internal structure of which is shown in FIG. 4, and the novel connector includes a power amplifier shielding cover 101, a power amplifier PCB board 102, a conductive rubber ring 103, and a shielding cover. 104, supporting medium 105, signal transmission column 106, filter signal line 207, fixing screw 208, signal coupling column 107, filter cavity 108, etc.;

The specific implementation process of the first embodiment of the present invention is: first, the signal transmission column 106 is soldered to a signal transmission line on the lower surface of the power amplifier PCB board 102 for outputting a high-power radio frequency signal; and the supporting medium 105 is fixed. a soldering bottom of the signal transmission post 106 and the power amplifier PCB board 102; and then fixing the power amplifier shielding cover 101 to the upper surface of the power amplifier PCB board 102 for preventing leakage of radio frequency signals;

The component assembly and function of the filter side are specifically described as follows: the signal coupling column 107 is located in the middle of the filter cavity 108, both of which constitute a coaxial resonant cavity; the shielding cover 104 is located in the filter cavity The upper surface of the 108 forms a closed electromagnetic field with the filter cavity 108; a circular opening is formed in the middle of the shielding cover 104, and the power transmission side connector signal transmission column 106 passes through the middle circular hole of the shielding cover 104. Entering into the signal coupling column 107, the The signal transmission column 106 forms a non-contact signal coupling transmission with the signal coupling column 107; the supporting medium 105 is exactly embedded in the middle circular opening of the shielding cover 104; the conductive rubber ring 103 is located in the shielding The upper surface of the cover plate 104 is grooved, and the conductive rubber ring 103 is in close contact with the shielding cover 104 and the bottom surface of the power amplifier PCB board 102 for preventing leakage of radio frequency signals; one end of the signal coupling column 107 is connected to the bottom of the filter cavity 108. One end of the filter signal line 207 is fixed on the signal coupling post 107 by the fixing screw 208 to form a signal transmission path.

Preferred embodiment 2

Another connector provided by a preferred embodiment of the present invention has an internal structure as shown in FIG. 5, which includes a power amplifier shielding cover 101, a power amplifier PCB board 102, a conductive rubber ring 103, a shielding cover 104, a supporting medium 105, and a signal. a transmission column 106, a signal coupling column 107, a filter cavity 108, a connector fixing screw 309, a standard RF connector 310, and the like;

The second embodiment of the present invention is specifically implemented by first soldering the signal transmission column 106 to a signal transmission line on the lower surface of the power amplifier PCB board 102 for outputting a high-power radio frequency signal; and then fixing the support medium 105. a soldering bottom of the signal transmission post 106 and the power amplifier PCB board 102; and then fixing the power amplifier shielding cover 101 to the upper surface of the power amplifier PCB board 102 for preventing leakage of radio frequency signals;

The component assembly and function of the filter side are specifically described as follows: the signal coupling column 107 is located in the middle of the filter cavity 108, both of which constitute a coaxial resonant cavity; the shielding cover 104 is located in the filter cavity The upper surface of the 108 forms a closed electromagnetic field with the filter cavity 108; a circular opening is formed in the middle of the shielding cover 104, and the power transmission side connector signal transmission column 106 passes through the middle circular hole of the shielding cover 104. Into the signal coupling column 107, the signal transmission column 106 forms a non-contact signal coupling transmission with the signal coupling column 107; the supporting medium 105 is just embedded in the middle circular opening of the shielding cover 104 The conductive rubber ring 103 is located in the upper surface of the shielding cover 104, and the conductive rubber ring 103 is in close contact with the shielding cover 104 and the bottom surface of the power amplifier PCB board 102 to prevent leakage of radio frequency signals; the signal coupling column The other end of the 107 is designed as a standard RF connector 310 signal core structure; the standard RF connector 310 is externally fixed to the filter cavity 108 by the connector fixing screw 309, thereby Transmission and interface conversion of large signal connectors.

The device is used to implement the above embodiments and preferred embodiments, and the description thereof has been omitted. As used below, the term "module" may implement a combination of software and/or hardware of a predetermined function. Although the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.

It should be noted that each of the above modules may be implemented by software or hardware. For the latter, the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the above modules are in any combination. The forms are located in different processors.

Example 2

In this embodiment, a method for installing a connector in Embodiment 1 is provided. FIG. 6 is a flowchart of a method for installing a connector according to an embodiment of the present invention. As shown in FIG. 6, the flow includes the following steps. :

Step S602, soldering the signal transmission component of the connector to the signal transmission line on the lower surface of the power amplifier printed circuit board of the connector;

Step S604, fixing the power amplifier shielding cover of the connector on the upper surface of the power amplifier printed circuit board;

Step S606, the signal transmission component is non-contactly coupled to the signal coupling component located in the filter cavity of the connector.

Through the connector installed in the above steps, the signal coupling component 107 and the signal transmission component 106 are connected by a non-contact coupling mode, so that the signal input can be transmitted by coupling, thereby improving the reliability and stability of signal transmission, thereby solving the problem. There is a problem of virtual connection in the connector signal transmission process in the related art.

In an embodiment of the present invention, the signal transmission component 106 may be cylindrical, and its front view may be T-shaped, but may be other shapes, and is not limited thereto, the above signal transmission Component 106 can be considered a signal core and is coupled to the main signal transmission line. The signal coupling part 107 may be a ring-shaped column, but is not limited thereto, and the signal coupling part 107 is provided as a part for acquiring a signal absorbed from the power amplifier side, that is, the signal coupling part 107 may be driven from the power amplifier by the signal transmission part 106. The side acquires the signal; specifically, before the step S506, the above may further include installing the signal coupling component coaxially with the filter cavity to form a coaxial resonant cavity. That is, the signal transmission can be transmitted by coaxial resonance.

In an embodiment of the present invention, before the step S504, the method may further include: fixing the support member of the connector on the lower surface of the power amplifier printed circuit board, wherein the support member 105 is configured to transmit a fixed signal Component 106. It should be noted that the support member 105 is also arranged to participate in impedance matching between the signal transmission component 106 and the ground.

Before the step S606, the method may further include: disposing a shielding cover of the connector on the upper surface of the filter cavity, wherein the shielding cover forms a closed electromagnetic field space with the filter cavity. The above step S606 can be expressed as: extending the signal transmission component into the interior of the signal coupling component through the opening in the middle of the shielding cover.

It should be noted that, when the signal transmission component protrudes into the interior of the signal coupling component through the opening in the middle of the shielding cover, the method further includes: embedding the support component of the connector into the opening.

The opening may be located in the middle of the shielding cover 104. The shape of the opening may correspond to the shape of the cross section of the signal transmission component 106. For example, if the cross section of the signal transmission component 106 is circular, the opening may be Round holes, but are not limited to this.

In an embodiment of the present invention, after the step S606, the method further comprises: disposing the conductive coil of the connector in the slot of the upper surface of the shielding cover, in close contact with the shielding cover and the power amplifier printed circuit board, In turn, the RF signal is prevented from leaking.

In an embodiment of the invention, the method may further include: connecting a bottom end of the signal coupling component to a bottom of the filter cavity; and fixing one end of the filter signal line to the signal coupling component.

In an embodiment of the present invention, the method may further include: setting a bottom end of the signal coupling component to a signal core structure of a standard RF connector, wherein the outer casing of the standard RF connector is fixed to On the filter cavity.

It should be noted that the execution body of the above steps may be a machine, an installation tool, or the like, but is not limited thereto.

Optionally, the execution order of the foregoing steps is interchangeable, that is, for example, step S606 may be performed first, then step S602 and the like may be performed, but is not limited thereto.

It should be noted that the method of mounting the connector in the above embodiment 1 is not limited to the mounting method in the second embodiment.

Through the description of the above embodiments, those skilled in the art can clearly understand that the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, The optical disc includes a number of instructions for causing a terminal device (which may be a cell phone, a computer, a server, or a network device, etc.) to perform the methods described in various embodiments of the present invention.

Example 3

Embodiments of the present invention also provide a storage medium. Alternatively, in the present embodiment, the above storage medium may be set to store program code for executing the steps of the method in Embodiment 2 below.

Optionally, in this embodiment, the foregoing storage medium may include, but not limited to, a USB flash drive, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, and a magnetic memory. A variety of media that can store program code, such as a disc or a disc.

Optionally, in this embodiment, the processor performs the steps of the method in Embodiment 2 according to the stored program code in the storage medium.

For example, the specific examples in this embodiment may refer to the examples described in the foregoing embodiments and the optional embodiments, and details are not described herein again.

It will be apparent to those skilled in the art that the various modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Industrial applicability

According to the connector provided by the embodiment of the invention, the signal coupling component and the signal transmission component are connected by a non-contact coupling manner, so that the signal input can be transmitted by coupling, thereby improving the reliability and stability of signal transmission, thereby solving the correlation. There is a problem of virtual connections in the connector signal transmission process in the technology.

Claims

A connector includes: a power amplifier shielding cover, a power amplifier printed circuit board, and a filter cavity; the power amplifier shielding cover is fixed on an upper surface of the power amplifier printed circuit board; the connector further includes: a signal a transmission component and a signal coupling component, the signal transmission component is fixed to a lower surface of the power amplifier printed circuit board, the signal coupling component is located in the filter cavity, and the signal transmission component and the signal coupling component are Non-contact coupling connection.
The connector of claim 1 wherein said signal coupling component is coaxial with said signal transmitting component, said signal coupling component and said filter cavity forming a coaxial resonant cavity.
The connector according to claim 1, further comprising: a support member fixed to a lower surface of said power amplifier printed circuit board, configured to fix said signal transmission member.
The connector according to claim 1 or 2, further comprising: a shield cover plate located on an upper surface of the filter cavity to form a sealed electromagnetic field space with the filter cavity.
The connector according to claim 4, wherein said shield cover is provided with an opening through which said signal transmission member projects into the inside of said signal coupling member.
The connector of claim 5 wherein the support member of the connector is embedded within the opening.
The connector according to claim 4, further comprising: a conductive rubber ring, the conductive rubber ring being located in a slot of the upper surface of the shielding cover, and the shielding cover and the power amplifier printed The board is in close contact.
The connector according to claim 1 or 2, wherein said signal coupling portion The bottom end of the piece is coupled to the bottom of the filter cavity.
The connector according to claim 8, further comprising: a filter signal line, one end of said filter signal line being fixed to said signal coupling part.
The connector according to claim 1 or 2, wherein a bottom end of said signal coupling member is provided as a signal core structure of a standard RF connector, and a casing of said standard RF connector is fixed to said filter cavity .
An apparatus comprising the connector of any one of claims 1 to 10.