CN209218322U - A kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability - Google Patents
A kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability Download PDFInfo
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- CN209218322U CN209218322U CN201920018055.3U CN201920018055U CN209218322U CN 209218322 U CN209218322 U CN 209218322U CN 201920018055 U CN201920018055 U CN 201920018055U CN 209218322 U CN209218322 U CN 209218322U
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- audio horn
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Abstract
The utility model discloses a kind of combination loudspeaker and audio horn line makees the earphone of antenna and strong antijamming capability, and including encapsulating shell and the main control module being arranged in encapsulating shell, main control module is divided into receiving portion and emitting portion；Receiving portion includes high-frequency signal input port, low-noise amplifier, radio frequency output interface, power input and control terminal, the input terminal of high-frequency signal input port connects external input inductance, the output end of high-frequency signal input port connects low-noise amplifier, the output end connection of radio frequency output interface and low noise amplifier circuit；Emitting portion includes radio frequency reception end and emission switch, radio frequency output interface connects radio frequency reception end, emission switch is arranged on output circuit, and radio frequency reception end is connected to antenna by outer circuits and external input inductance connection audio horn line, audio horn line and loudspeaker.The strong antijamming capability of the utility model can be suitble to the wearing of different personnel practical, and can reduce cost in this way and save plank space.
Description
Technical field
The utility model relates to earphone fields, and in particular to a kind of combination loudspeaker and audio horn line make antenna and anti-interference
The strong earphone of ability.
Background technique
The product only individually used in the prior art using audio horn line as earphone antenna, existing defect is such as
Under:
1, audio horn line is poor as jamming performance of the antenna for RF；
2, this technology, which will receive earphone when wearing human motion and different gestures movement, very big characteristic variations；
3, need to be individually for products configuration RF antenna, the space PCB layout is restricted；
4, the cost of product is increased using the design method of other antennas.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of combination loudspeaker are provided and audio horn line is done
The earphone of antenna and strong antijamming capability.
The technical solution of the utility model is as follows:
A kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability, including encapsulating shell and setting exist
Main control module in encapsulating shell, the main control module are divided into receiving portion and emitting portion；
The receiving portion include high-frequency signal input port, low-noise amplifier, radio frequency output interface, power input and
The input terminal of control terminal, the high-frequency signal input port connects external input inductance, the output end of the high-frequency signal input port
By input circuit connection low-noise amplifier, the low noise amplifier circuit of the radio frequency output interface and low-noise amplifier
The input terminal of output end connection, the power input and low noise amplifier circuit connects, and the control terminal connection low noise is put
The switching of reception and the transmitting of big device control wireless signal；
The emitting portion includes radio frequency reception end and emission switch, and the radio frequency output interface is connected by output circuit
Radio frequency reception end, the emission switch are arranged on output circuit, and the radio frequency reception end passes through outer circuits and described external
Inductance connection audio horn line is inputted, the audio horn line and loudspeaker are connected to antenna.
In the above-mentioned technical solutions, the low-noise amplifier uses RF wireless signal amplifier RSTCP001.
In the above-mentioned technical solutions, the radio frequency reception end uses Bluetooth RF technology comprising Bluetooth chip.
Compared with the existing technology, the utility model has the beneficial effects that: the utility model is amplified using RF wireless signal
Device RSTCP001 combination loudspeaker and audio horn line are as antenna applications, because having RF wireless signal amplifier anti-interference ability more
By force, the wearing of different personnel can be suitble to practical, and since loudspeaker and audio horn line must configure in bluetooth headset
Device can save the demand of individually designed antenna in this way, reduce costs, while wirelessly at the end PCBA of product
Reserved empty regions are needed for design antenna, save plank space.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is that a kind of combination loudspeaker and audio horn line provided by the embodiment of the utility model do antenna and anti-interference ability
The structure connection block diagram of strong earphone；
Fig. 2 is that a kind of combination loudspeaker and audio horn line provided by the embodiment of the utility model do antenna and anti-interference ability
The circuit diagram of strong earphone.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
The present invention will be further described in detail for example.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In order to illustrate technical solution described in the utility model, the following is a description of specific embodiments.
Embodiment
It please refers to shown in Fig. 1, Fig. 2, the present embodiment provides a kind of combination loudspeaker and audio horn line to make antenna and anti-interference
The strong earphone of ability, including encapsulating shell and the main control module being arranged in encapsulating shell, the main control module is divided into 1 He of receiving portion
Emitting portion 2；The receiving portion 1 includes high-frequency signal input port 11, low-noise amplifier 12, radio frequency output interface 13, electricity
Source input terminal 14 and control terminal 15, the input terminal of the high-frequency signal input port 11 connect external input inductance 3, the high frequency letter
The output end of number input port 11 connects low-noise amplifier 12, the radio frequency output interface 13 and low noise by input circuit 16
The output end of the low noise amplifier circuit 121 of amplifier 12 connects, the power input 14 and low noise amplifier circuit 121
Input terminal connection, the control terminal 15 connect the switching that low-noise amplifier 12 controls reception and the transmitting of wireless signal；It is described
Emitting portion 2 includes radio frequency reception end 21 and emission switch 221, and the radio frequency output interface 13 is penetrated by the connection of output circuit 22
Frequency receiving end 21, the emission switch 221 are arranged on output circuit 22, and the radio frequency reception end 21 passes through outer 4 He of circuits
The external input inductance 3 connects audio horn line 51, and the audio horn line 51 is connected to antenna 5 with loudspeaker 52, according to
Above structure constitutes a complete wireless antenna structure, provides RF to earphone and receives and emit semiotic function.
In the present embodiment, the low-noise amplifier 12 uses RF wireless signal amplifier RSTCP001.
In the present embodiment, the radio frequency reception end 21 uses Bluetooth RF technology comprising Bluetooth chip.
The present embodiment is used as antenna 5 using RF wireless signal amplifier RSTCP001 combination loudspeaker 52 and audio horn line 51
Using, because there is RF wireless signal amplifier anti-interference ability stronger, the wearing of different personnel can be suitble to practical, and due to loudspeaker
52 and audio horn line 51 be the device that must be configured in bluetooth headset, individually designed day can be saved in this way
The demand of line, reduces costs, while being wirelessly that design antenna needs reserved empty regions at the end PCBA of product, saves plate
Subspace.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (3)
1. a kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability, including encapsulating shell and setting are being sealed
Fill the main control module in shell, it is characterised in that: the main control module is divided into receiving portion and emitting portion；
The receiving portion includes high-frequency signal input port, low-noise amplifier, radio frequency output interface, power input and control
The input terminal at end, the high-frequency signal input port connects external input inductance, and the output end of the high-frequency signal input port passes through
The output of the low noise amplifier circuit of input circuit connection low-noise amplifier, the radio frequency output interface and low-noise amplifier
The input terminal of end connection, the power input and low noise amplifier circuit connects, and the control terminal connects low-noise amplifier
Control the switching of reception and the transmitting of wireless signal；
The emitting portion includes radio frequency reception end and emission switch, and the radio frequency output interface connects radio frequency by output circuit
Receiving end, the emission switch are arranged on output circuit, and the radio frequency reception end passes through outer circuits and the external input
Inductance connection audio horn line, the audio horn line and loudspeaker are connected to antenna.
2. a kind of combination loudspeaker according to claim 1 and audio horn line make the earphone of antenna and strong antijamming capability,
It is characterized by: the low-noise amplifier uses RF wireless signal amplifier RSTCP001.
3. a kind of combination loudspeaker according to claim 1 and audio horn line make the earphone of antenna and strong antijamming capability,
It is characterized by: the radio frequency reception end uses Bluetooth RF technology comprising Bluetooth chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018055.3U CN209218322U (en) | 2019-01-03 | 2019-01-03 | A kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018055.3U CN209218322U (en) | 2019-01-03 | 2019-01-03 | A kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209218322U true CN209218322U (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920018055.3U Active CN209218322U (en) | 2019-01-03 | 2019-01-03 | A kind of combination loudspeaker and audio horn line make the earphone of antenna and strong antijamming capability |
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| CN (1) | CN209218322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113825058A (en) * | 2021-09-18 | 2021-12-21 | 深圳金贝奇电子有限公司 | Wireless communication earphone communication system for reducing external environment interference |
-
2019
- 2019-01-03 CN CN201920018055.3U patent/CN209218322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113825058A (en) * | 2021-09-18 | 2021-12-21 | 深圳金贝奇电子有限公司 | Wireless communication earphone communication system for reducing external environment interference |
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