CN106253914A - Antenna assembly and mobile terminal - Google Patents
Antenna assembly and mobile terminal Download PDFInfo
- Publication number
- CN106253914A CN106253914A CN201610624894.0A CN201610624894A CN106253914A CN 106253914 A CN106253914 A CN 106253914A CN 201610624894 A CN201610624894 A CN 201610624894A CN 106253914 A CN106253914 A CN 106253914A
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- Prior art keywords
- duplexer
- frequency range
- module
- power amplifier
- antenna assembly
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/006—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transceivers (AREA)
Abstract
The present invention provides a kind of antenna assembly and mobile terminal, and this antenna assembly includes: antenna, front-end module, first duplexer and filtration module；This antenna, front-end module and first duplexer are sequentially connected with, and one end of this filtration module is connected at the common node of this front-end module and first duplexer, the other end ground connection of this filtration module；This first duplexer is for processing the first main carrier component presetting frequency range, this filtration module is for passing through for the second signal presetting frequency range and stop the first signal presetting frequency range to pass through, thus imports ground by this second harmonic interference signals presetting frequency range that is positioned at being operated in the first main carrier component generation presetting frequency range.The present invention passes through an indirect filtration module of the common node at first duplexer and front-end module and ground, thus the harmonic component that the main carrier component presetting frequency range by corresponding with first duplexer first produces imports ground, realize reducing the purpose of harmonic wave interference, and there is the beneficial effect reducing insertion loss.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of antenna assembly and mobile terminal.
Background technology
The whole people enter the 4G epoch, and current operator is desirable that 4G+, are exactly carrier aggregation (Carrier technically
Aggregation) technology.
The carrier aggregation realizing two channels in technology needs two frequency range high-isolations to be had, during a band operation,
Another frequency range can not be had influence on, if isolation will affect the reception of another frequency range not.Such as, B8 frequency range and B7 frequency
During Duan Jinhang carrier aggregation, or when B8 frequency range carries out carrier aggregation with B3 frequency range.B8 frequency range is divided as the main carrier of main plot
Amount PCC, B3 or B7 are as the auxiliary carrier component of secondary community, and the second harmonic of B8 frequency range can fall in the reception band of B3 frequency range, B8
The triple-frequency harmonics of frequency range falls in the reception band of B7 frequency range, and the signal of the auxiliary carrier component that can interfere secondary community receives, shadow
Ring Consumer's Experience.
MTK and high pass use at present is independent power amplifier, and i.e. two frequency ranges are separated with different PA, increase isolation
Degree.But being to increase a power amplifier and can increase the fabric swatch area of radio frequency cost and PCB, poor performance also can affect user simultaneously
Experience.
Prior art existing defects, need to improve.
Summary of the invention
The embodiment of the present invention provides a kind of antenna assembly and mobile terminal；To solve existing antenna assembly in carrier aggregation
Time produce harmonic wave interference technical problem.
The embodiment of the present invention provides a kind of antenna assembly, including: antenna, front-end module, first duplexer and filtering mould
Block；This antenna, front-end module and first duplexer are sequentially connected with, and one end of this filtration module is connected to this front-end module and
At the common node of one duplexer, the other end ground connection of this filtration module；
This first duplexer is for processing the first main carrier component presetting frequency range, and this filtration module is for presetting for second
The signal of frequency range passes through and stops the first signal presetting frequency range to pass through, thus this is operated in the first main carrier presetting frequency range
What component produced is positioned at the second harmonic interference signals importing ground presetting frequency range.
In antenna assembly of the present invention, described second presets frequency range includes at least two frequency sub-band, described filtering
Module include at least two respectively with this at least two frequency sub-band wave filter one to one, each described wave filter be used to by
The harmonic interference signals of corresponding frequency sub-band imports ground.
In antenna assembly of the present invention, also include the second duplexer, power amplifier module and receive emitter；
This first duplexer respectively with this power amplifier module and receive emitter be connected, this second duplexer respectively with this front end mould
Block, power amplifier module and reception emitter connect；This second duplexer divides for processing the second auxiliary carrier wave presetting frequency range
Amount.
In antenna assembly of the present invention, also including multiple 3rd duplexer, the plurality of 3rd duplexer is respectively
It is connected with this front-end module, power amplifier module and reception emitter.
In antenna assembly of the present invention, described power amplifier module includes a multiband power amplifier, described
Multiband power amplifier respectively with described reception emitter, described first duplexer, described second duplexer and described many
Individual 3rd duplexer connects.
In antenna assembly of the present invention, described power amplifier module includes an one-segment power amplifier and
Multiband power amplifier, described one-segment power amplifier connects with described reception emitter and described first duplexer respectively
Connect, described multiband power amplifier respectively with described reception emitter, described second duplexer and the plurality of 3rd pair
Multiplexer connects.
In antenna assembly of the present invention, described first to preset frequency range be B8 frequency range, and described second presets frequency range is
B3 frequency range or B7 frequency range.
In antenna assembly of the present invention, described front-end module includes duplexer and frequency demultiplexer, described antenna,
Described frequency demultiplexer and described duplexer are sequentially connected with, described duplexer respectively with this first duplexer, the second duplexer
And the plurality of 3rd duplexer connect.
In antenna assembly of the present invention, also include that modem, described modem connect with described transmitting
Receipts device connects.
Present invention also offers a kind of mobile terminal, the antenna assembly described in any of the above-described item.
Compared to prior art, the present invention is by with ground indirectly at first duplexer and the common node of front-end module
One filtration module, thus the harmonic component that the main carrier component presetting frequency range by corresponding with first duplexer first produces imports
Ground, it is achieved reduce the purpose of harmonic wave interference, and there is the beneficial effect reducing insertion loss.
Accompanying drawing explanation
Fig. 1 is the structure chart of a preferred embodiment of the antenna assembly of the present invention；
Fig. 2 is the structure chart of another preferred embodiment of the antenna assembly of the present invention；
Fig. 3 is the structure chart of the preferred embodiment of the mobile terminal of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, the every other enforcement that those skilled in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Embodiment one
Refer to the structure chart of the first preferred embodiment of the antenna assembly that Fig. 1, Fig. 1 are the present invention.This preferred embodiment
Antenna assembly 100 include: antenna 101, front-end module 102, first duplexer 103, power amplifier module 104, second duplex
Device 105, reception emitter 106, modem 107, filtration module 108 and multiple 3rd duplexer 109.
Wherein, this antenna 101 is connected with front-end module 102, this first duplexer 103 respectively with this front-end module 102, merit
Rate amplification module 104 and reception emitter 106 connect.This second duplexer 105 is put with this front-end module 102, power respectively
Big module 104 and reception emitter 106 connect.One end of this filtration module 108 is connected to this front-end module 102 and first pair
At the common node of multiplexer 103, the other end ground connection of this filtration module 108.
This first duplexer the 103, second duplexer the 106, the 3rd duplexer 109 is the duplexer of routine.This first pair
Multiplexer 103 is operated in the first main carrier component presetting frequency range for processing, and this second duplexer 105 is preset for processing second
The auxiliary carrier component of frequency range.This filtration module 108 is for passing through for the second signal presetting frequency range and stop first to preset frequency range
Signal pass through, thus by this be positioned at first preset frequency range main carrier component produce second harmonic wave presetting frequency range that is positioned at do
Disturb signal and import ground.
This modem 107, this reception emitter 106, this one-segment power amplifier 1041, this first duplexer
103, this front-end module 102 and this antenna 101 are in turn connected to form the transmitting path of the first main carrier component presetting frequency range.
This antenna 101, this front-end module 102, this first duplexer 103, this reception emitter 106 and this modem 107 depend on
Secondary connect and compose this first reception passage of main carrier component presetting frequency range.
This modem 107, this reception emitter 106, this multiband power amplifier 1042, this second duplexer
105, this front-end module 102 and this antenna 101 are in turn connected to form the transmitting path of the second auxiliary carrier component presetting frequency range.
This antenna 101, this front-end module 102, this second duplexer 105, this reception emitter 106 and this modem 107 depend on
Secondary connect and compose this second reception passage of auxiliary carrier component presetting frequency range.
Specifically, this front-end module 102 includes frequency demultiplexer 1021 and duplexer 1022, antenna 101, frequency demultiplexer 1021
And duplexer 1022 is sequentially connected with.Duplexer 1022 respectively with this first duplexer 103, second duplexer 105 and
The plurality of 3rd duplexer 109 connects.
This power amplifier module 104 includes one-segment power amplifier 1041 and a multiband power amplifier
1042, this one-segment power amplifier 1041 is connected with reception emitter 106 and first duplexer 103 respectively.This multiband
Power amplifier 1042 is connected with this reception emitter the 106, second duplexer 105 and multiple 3rd duplexer 109 respectively.Should
One-segment power amplifier 1041 signal being used for being operated in the first main carrier component presetting frequency range is amplified, this multifrequency
Section power amplifier 1042 for being amplified to the signal being operated in the second auxiliary carrier component presetting frequency range, and be used for
The main carrier component or the auxiliary carrier component that are operated in other frequency ranges are amplified.
This filtration module 108 can be a high pass filter, and one end of this high pass filter is connected to duplexer
1022 with the common node of first duplexer 103 at, the other end ground connection of this high pass filter.This high pass filter is for for the
Two signals presetting frequency range pass through and hinder the first signal presetting frequency range to pass through, thus this is positioned at the first master presetting frequency range
What carrier component produced is positioned at the second harmonic interference signals importing ground presetting frequency range.First to preset frequency range be B8 frequency range for this, should
Second to preset frequency range be B3 frequency range or B7 frequency range.
Or, this second is preset frequency range and includes multiple frequency sub-band, this filtration module 108 can also include multiple respectively with this
Multiple frequency sub-band wave filter one to one, each wave filter is used to import ground by the harmonic interference signals of corresponding frequency sub-band.
Such as this filtration module 108 includes the first wave filter and the second wave filter, and this second is preset frequency range and include B7 frequency range and B3
Frequency range.This first wave filter passes through for the signal for B3 frequency range and stops the signal of B8 frequency range to pass through, thus by B8 frequency range
Main carrier component produces second harmonic and imports ground.This second wave filter passes through for the signal for B7 frequency range and stops B8 frequency range
Signal passes through, thus the triple-frequency harmonics transmitting path of the main carrier component of B8 frequency range produced imports ground, it is to avoid affect B3 or
The reception passage of the auxiliary carrier component of person's B7 frequency range.
It is to be appreciated that as in figure 2 it is shown, this power amplifier module 104 can also be only with a multiband power amplification
Device 1042, this multiband section power amplifier 1042 respectively with receive emitter 106, first duplexer the 103, second duplexer
105 and multiple 3rd duplexer 109 connect.This multiband power amplifier 1042 is operated in first presets frequency range for giving
The signal of main carrier component is amplified, for being amplified to the signal being operated in the second auxiliary carrier component presetting frequency range,
And for being amplified to the main carrier component being operated in other frequency ranges or auxiliary carrier component.
From the foregoing, it will be observed that the present invention is by the indirect filtering mould at first duplexer with the common node of duplexer with ground
Block, thus being positioned at of producing of the main carrier component presetting frequency range by corresponding with first duplexer first second presets the humorous of frequency range
Wave component imports ground, to avoid this harmonic component to interfere with the reception of the second auxiliary carrier component presetting frequency range, thus realizes fall
The purpose of low harmony wave interference, and have relative to prior art concatenates in path a wave filter, the present invention also has reduction
The beneficial effect of insertion loss.
Embodiment two
Refer to the structure chart of a preferred embodiment of the mobile terminal that Fig. 3, Fig. 3 are the present invention.This mobile terminal includes
Antenna assembly 100 in above-described embodiment and controller 200, data storage 300.This antenna assembly 100 respectively with control
Device 200 and data storage 300 connect, and this controller 100 is connected with data storage 300.This controller 200 is used for controlling
This antenna assembly 100 is received or sends data signal, and this data storage 300 is used for storing antenna assembly 100 and receives
The data arrived.When this controller 200 receives triggering signal, control antenna assembly 100 and send storage in this data storage 300
Data or the data that transmit elsewhere, or when receiving triggering signal, control antenna assembly 100 and receive data letter
Number, and the data message in data signal is saved in this data storage 300.
The antenna assembly of the mobile terminal of the present invention is by the common node of first duplexer and duplexer and ground
An indirect filtration module, thus preset corresponding with first duplexer first frequency range main carrier component produce be positioned at second
The harmonic component presetting frequency range imports ground, to avoid this harmonic component to interfere with connecing of the second auxiliary carrier component presetting frequency range
Receive, thus realize reducing the purpose of harmonic wave interference, and there is the beneficial effect reducing insertion loss.And, used herein
Word " preferably " means serving as example, example or illustration.Feng Wen is described as " preferably " any aspect or design need not be solved
It is interpreted as more favourable than other aspects or design.On the contrary, the use of word " preferably " is intended to propose in a concrete fashion concept.Such as this
"or" that term "or" used in application is intended to mean to comprise and non-excluded "or".I.e., unless otherwise or from upper
The clearest, " X uses A or B " means that nature includes any one of arrangement.That is, if X uses A；X uses B；Or X uses
A and B both, then " X uses A or B " is met in aforementioned any example.
And, although illustrate and describing the disclosure relative to one or more implementations, but this area skill
Art personnel will appreciate that equivalent variations and amendment based on to reading and the understanding of the specification and drawings.The disclosure include all this
The amendment of sample and modification, and be limited only by the scope of the following claims.Particularly with by said modules (such as element,
Resource etc.) the various functions that perform, are intended to the appointment merit corresponding to performing described assembly for describing the term of such assembly
The random component (unless otherwise instructed) of energy (such as it is functionally of equal value), though structurally illustrated herein with execution
The disclosure exemplary implementations in the open structure of function be not equal to.Although additionally, the special characteristic of the disclosure is
Through being disclosed relative to the only one in some implementations, but this feature can be to giving or application-specific with such as
For be other features one or more combination of expectation and favourable other implementations.And, term " is included ", " has
Have ", " containing " or its deformation be used in detailed description of the invention or claim for, such term be intended to with term
" comprise " similar mode to include.
Each functional unit in the embodiment of the present invention can be integrated in a processing module, it is also possible to is unit list
Solely it is physically present, it is also possible to two or more unit are integrated in a module.Above-mentioned integrated module both can use
The form of hardware realizes, it would however also be possible to employ the form of software function module realizes.If described integrated module is with software function
The form of module realizes and as independent production marketing or when using, it is also possible to is stored in an embodied on computer readable storage and is situated between
In matter.Storage medium mentioned above can be read only memory, disk or CD etc..Above-mentioned each device or system are permissible
Perform the method in correlation method embodiment.
In sum, although the present invention is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The present invention processed, those of ordinary skill in the art, without departing from the spirit and scope of the present invention, all can make various change and profit
Decorations, therefore protection scope of the present invention defines in the range of standard with claim.
Claims (10)
1. an antenna assembly, it is characterised in that including: antenna, front-end module, first duplexer and filtration module；This sky
Line, front-end module and first duplexer are sequentially connected with, and one end of this filtration module is connected to this front-end module and the first duplex
At the common node of device, the other end ground connection of this filtration module；
This first duplexer is for processing the first main carrier component presetting frequency range, and this filtration module is for presetting frequency range for second
Signal pass through and stop the first signal presetting frequency range to pass through, thus this is operated in the first main carrier component presetting frequency range
Second harmonic interference signals presetting frequency range that is positioned at produced imports ground.
Antenna assembly the most according to claim 1, it is characterised in that described second presets frequency range includes at least two frequency
Section, described filtration module include at least two respectively with this at least two frequency sub-band wave filter one to one, each described filter
Ripple device is used to import ground by the harmonic interference signals of corresponding frequency sub-band.
Antenna assembly the most according to claim 1 and 2, it is characterised in that also include the second duplexer, power amplifier module
And reception emitter；This first duplexer is connected with this power amplifier module and reception emitter respectively, this second duplex
Device is connected with this front-end module, power amplifier module and reception emitter respectively；This second duplexer is pre-for processing second
If the auxiliary carrier component of frequency range.
Antenna assembly the most according to claim 3, it is characterised in that also include multiple 3rd duplexer, the plurality of
Three duplexers are connected with this front-end module, power amplifier module and reception emitter respectively.
Antenna assembly the most according to claim 4, it is characterised in that described power amplifier module includes a multiband power
Amplifier, described multiband power amplifier respectively with described reception emitter, described first duplexer, described second duplexer
And the plurality of 3rd duplexer connect.
Antenna assembly the most according to claim 4, it is characterised in that described power amplifier module includes an one-segment power
Amplifier and a multiband power amplifier, described one-segment power amplifier respectively with described reception emitter and described
First duplexer connect, described multiband power amplifier respectively with described reception emitter, described second duplexer and institute
State multiple 3rd duplexer to connect.
Antenna assembly the most according to claim 4, it is characterised in that described first to preset frequency range be B8 frequency range, described
Two to preset frequency range be B3 frequency range or B7 frequency range.
Antenna assembly the most according to claim 4, it is characterised in that described front-end module includes duplexer and frequency division
Device, described antenna, described frequency demultiplexer and described duplexer be sequentially connected with, described duplexer respectively with this first duplex
Device, the second duplexer and the plurality of 3rd duplexer connect.
Antenna assembly the most according to claim 4, it is characterised in that also include modem, described modem
It is connected with described transceiver.
10. a mobile terminal, it is characterised in that described mobile terminal includes that the sky described in any one of claim 1-9 is traditional thread binding
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624894.0A CN106253914B (en) | 2016-07-29 | 2016-07-29 | Antenna assembly and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624894.0A CN106253914B (en) | 2016-07-29 | 2016-07-29 | Antenna assembly and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106253914A true CN106253914A (en) | 2016-12-21 |
| CN106253914B CN106253914B (en) | 2017-11-28 |
Family
ID=57606743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610624894.0A Active CN106253914B (en) | 2016-07-29 | 2016-07-29 | Antenna assembly and mobile terminal |
Country Status (1)
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| CN (1) | CN106253914B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107317590A (en) * | 2017-06-20 | 2017-11-03 | 广东欧珀移动通信有限公司 | Radio frequency switching circuit chip, radio circuit, antenna assembly and electronic equipment |
| CN108964700A (en) * | 2017-05-27 | 2018-12-07 | 南宁富桂精密工业有限公司 | Radio circuit |
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| CN103534873A (en) * | 2013-01-16 | 2014-01-22 | 华为终端有限公司 | Multi-frequency antenna feed matching device, multi-frequency antennas and wireless communications equipment |
| WO2015053045A1 (en) * | 2013-10-10 | 2015-04-16 | 株式会社村田製作所 | High-frequency front end circuit |
| CN104995845A (en) * | 2013-02-12 | 2015-10-21 | 株式会社村田制作所 | High-frequency module and communication device |
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| CN101395797A (en) * | 2006-03-08 | 2009-03-25 | 京瓷株式会社 | Demultiplexer and communication device |
| CN101162890A (en) * | 2006-10-11 | 2008-04-16 | 泰德广播电视公司 | Canceling distortion |
| CN103534873A (en) * | 2013-01-16 | 2014-01-22 | 华为终端有限公司 | Multi-frequency antenna feed matching device, multi-frequency antennas and wireless communications equipment |
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| CN108964700A (en) * | 2017-05-27 | 2018-12-07 | 南宁富桂精密工业有限公司 | Radio circuit |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106253914B (en) | 2017-11-28 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: Guangdong Opel Mobile Communications Co., Ltd. |