CN208284608U - A kind of power amplifier module and the integrated attachment device of filter - Google Patents
A kind of power amplifier module and the integrated attachment device of filter Download PDFInfo
- Publication number
- CN208284608U CN208284608U CN201820751908.XU CN201820751908U CN208284608U CN 208284608 U CN208284608 U CN 208284608U CN 201820751908 U CN201820751908 U CN 201820751908U CN 208284608 U CN208284608 U CN 208284608U
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- power amplifier
- filter
- amplifier module
- attachment device
- input end
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Abstract
The utility model discloses a kind of power amplifier modules and the integrated attachment device of filter, described device includes: power amplifier module and filter, power amplifier module output end is direct-connected by BMA interface and filter input end, and power amplifier module output end is BMA-J straight cutting, and filter input end is BMA flange female；Solving between existing power amplifier module and filter is that existing deficiency is connected by cable, realizes device design rationally, effectively prevents interference of the intermediate conveyor to signal, save the technical effect of module volume.
Description
Technical field
The utility model relates to communication equipment fields, and in particular, to a kind of power amplifier module and the integrated company of filter
Connection device.
Background technique
It now in a communications device, is connected by cable between power amplifier module and filter.Signal passes through cable transmission
To filter, this connection type can be easy by external interference in signals transmission, and signal decaying is reinforced, and increases mould
Block size is assembled also more troublesome.Cable aging easy to wear, influences signal quality.
Utility model content
The utility model provides a kind of power amplifier module and the integrated attachment device of filter, solves existing power amplifier
It is to connect existing deficiency by cable between module and filter, realizes device design rationally, effectively prevent intermediate biography
The defeated interference to signal, saves the technical effect of module volume.
To realize above-mentioned purpose of utility model, this application provides a kind of power amplifier modules and the integrated connection of filter to fill
It sets, described device includes:
Power amplifier module and filter, power amplifier module output end by BMA interface (BMA connector have 50 Ω characteristic impedances,
Closing softness and semihard cable of the connection outer insulation diameter no more than 3mm, this connector in low power microwave application for blindmate makes
With frequency up to 18GHz) it is direct-connected with filter input end, power amplifier module output end is BMA-J straight cutting, and filter input end is
BMA flange female.
Further, power amplifier module output end is connected through a screw thread with filter input end, port cooperation.
Further, mutually matched screen is equipped at the end tail of the power amplifier module output end and port of filter input end
Cover device.
Further, described device further includes disconnecting prevention structure, and the disconnecting prevention structure includes: the first fixed block, the second fixation
Block, rubber strip, the first lock, the second lock, the first fixed block, the second fixed block are separately fixed at power amplifier module and filter
On, rubber strip one end is solidly connected with the first fixed block, and the rubber strip other end and the first lock connect, and the second lock is fixed on second
On fixed block.It can prevent power amplifier module and filter from falling off using disconnecting prevention structure, ensure stable connection.
Further, voltage sensitive sensor is equipped in filter input end, filter input end is equipped with indicator light, pressure-sensitive biography
Sensor is connect with indicator light.After power amplifier module output end is inserted into filter input end, voltage sensitive sensor is squeezed, triggers indicator light
The case where lighting, observing connection convenient for user.
One or more technical solution provided by the present application, has at least the following technical effects or advantages:
The present invention solves the problems, such as that power amplifier module exists with filter conventional coupling arrangement, and effect is obvious, is one
Secondary significant innovation.Interface design is unique, practical, has very big application prospect in communication module field.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment；
Fig. 1 is the structural schematic diagram of power amplifier module and the integrated attachment device of filter in the application.
Specific embodiment
The utility model provides a kind of power amplifier module and the integrated attachment device of filter, solves existing power amplifier
It is to connect existing deficiency by cable between module and filter, realizes device design rationally, effectively prevent intermediate biography
The defeated interference to signal, saves the technical effect of module volume.
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the case where not conflicting mutually,
Feature in embodiments herein and embodiment can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
It is novel to be implemented using other different from the other modes being described herein in range, therefore, the protection of the utility model
Range is not limited by the specific embodiments disclosed below.
This application provides in order to solve between power amplifier module and filter by cable connect caused by series of problems, this
Utility model interface is designed using BMA, and power amplifier module end is BMA-J straight cutting, and filter end is BMA flange female.Structure chart is such as
Shown in Fig. 1.Described device includes: power amplifier module 1 and filter 2, and power amplifier module output end is inputted by BMA interface and filter
Hold it is direct-connected, power amplifier module output end be BMA-J straight cutting 3, filter input end be BMA flange female 4.
Power amplifier output end is direct-connected with filter input end by this interface, eliminates intermediate cable, and connection is more convenient practical.
Interference of the intermediate conveyor to signal is effectively prevented, module volume is saved.This Interface design is more steady than traditional cable connection
Gu cable interface caused by capable of preventing module from shaking loosens.
Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic
Creative concept, then additional changes and modifications may be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the scope of the utility model.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (6)
1. a kind of power amplifier module and the integrated attachment device of filter, which is characterized in that described device includes:
Power amplifier module and filter, power amplifier module output end is direct-connected by BMA interface and filter input end, power amplifier module output
End is BMA-J straight cutting, and filter input end is BMA flange female.
2. power amplifier module according to claim 1 and the integrated attachment device of filter, which is characterized in that power amplifier module
Output end is connected through a screw thread with filter input end, port cooperation.
3. power amplifier module according to claim 1 and the integrated attachment device of filter, which is characterized in that power amplifier module
Mutually matched waterproof washer is equipped at the end tail of output end and at the port of filter input end.
4. power amplifier module according to claim 1 and the integrated attachment device of filter, which is characterized in that power amplifier module
Mutually matched screening arrangement is equipped at the end tail of output end and at the port of filter input end.
5. power amplifier module according to claim 1 and the integrated attachment device of filter, which is characterized in that described device
It further include disconnecting prevention structure, the disconnecting prevention structure includes: the first fixed block, the second fixed block, rubber strip, the first lock, the second lock
Button, the first fixed block, the second fixed block are separately fixed on power amplifier module and filter, and rubber strip one end and the first fixed block are solid
Connection, the rubber strip other end and the first lock connect, and the second lock is fixed on the second fixed block.
6. power amplifier module according to claim 1 and the integrated attachment device of filter, which is characterized in that filter is defeated
Enter and be equipped with voltage sensitive sensor in end, filter input end is equipped with indicator light, and voltage sensitive sensor is connect with indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820751908.XU CN208284608U (en) | 2018-05-18 | 2018-05-18 | A kind of power amplifier module and the integrated attachment device of filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820751908.XU CN208284608U (en) | 2018-05-18 | 2018-05-18 | A kind of power amplifier module and the integrated attachment device of filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208284608U true CN208284608U (en) | 2018-12-25 |
Family
ID=64730638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820751908.XU Active CN208284608U (en) | 2018-05-18 | 2018-05-18 | A kind of power amplifier module and the integrated attachment device of filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208284608U (en) |
-
2018
- 2018-05-18 CN CN201820751908.XU patent/CN208284608U/en active Active
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| GR01 | Patent grant |