CN106230569A - Antenna assembly and mobile terminal - Google Patents
Antenna assembly and mobile terminal Download PDFInfo
- Publication number
- CN106230569A CN106230569A CN201610616790.5A CN201610616790A CN106230569A CN 106230569 A CN106230569 A CN 106230569A CN 201610616790 A CN201610616790 A CN 201610616790A CN 106230569 A CN106230569 A CN 106230569A
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- Prior art keywords
- frequency range
- antenna
- carrier component
- antenna assembly
- port
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- 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
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
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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, this antenna assembly, including: first antenna, the second antenna, front-end module, reception emitter and the first filtration module, this reception emitter is provided with the first receiving port and the first emission port, and this first filtration module presets the signal outside frequency range for filtering first；This first receiving port, the first filtration module and this first antenna are in turn connected to form this first receiving path of auxiliary carrier component presetting frequency range, and this first emission port, this front-end module and this second antenna are in turn connected to form this first transmitting path presetting the auxiliary carrier component of frequency range.The present invention has the beneficial effect reducing harmonic wave interference.
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: first antenna, the second antenna, front-end module, reception are launched
Device and the first filtration module, this reception emitter is provided with the first receiving port and the first emission port, this first receiving terminal
Mouth and the first emission port are respectively used to reception and the transmitting of the first auxiliary carrier component presetting frequency range, and this first filtration module is used
The signal outside frequency range is preset in filtering first；
This first receiving port, the first filtration module and this first antenna are in turn connected to form this and first preset frequency range
The receiving path of auxiliary carrier component, this first emission port, this front-end module and this second antenna be in turn connected to form this
One transmitting path presetting the auxiliary carrier component of frequency range.
In antenna assembly of the present invention, described first filtration module is either simplex device or duplexer.
In antenna assembly of the present invention, described front-end module include frequency divider, duplexer, filtering submodule with
And power amplifier, this second antenna, frequency divider, filtering submodule, power amplifier and this reception emitter are sequentially connected with.
In antenna assembly of the present invention, described filtering submodule is either simplex device or duplexer.
In antenna assembly of the present invention, also including multiple first duplexer, each described first duplexer is respectively
It is connected with this duplexer, power amplifier and this reception emitter.
In antenna assembly of the present invention, also including modem, this modem is launched with described reception
Device connects.
In antenna assembly of the present invention, this reception emitter is provided with and divides for the second main carrier presetting frequency range
Second port of amount, described second port, described power amplifier, first duplexer described in, described duplexer, described point
Frequently device and described second antenna are in turn connected to form this second transmitting path of main carrier component presetting frequency range, and this is second pre-
If the harmonic component that the main carrier component of frequency range produces is positioned at described first and presets frequency range.
In antenna assembly of the present invention, described first to preset frequency range be B3 frequency range or B7 frequency range, described second pre-
If frequency range is B8 frequency range.
In antenna assembly of the present invention, also include third antenna and the 3rd filtration module, this reception emitter
It is provided with the 3rd receiving port for the 3rd auxiliary carrier component presetting frequency range and the 3rd emission port, the 3rd filtration module
The signal outside frequency range is preset for filtering the 3rd；
3rd receiving port, the 3rd filtration module and this third antenna are in turn connected to form the 3rd and preset frequency range
The receiving path of auxiliary carrier component, the 3rd emission port, this front-end module and this second antenna be in turn connected to form this
Three transmitting paths presetting the auxiliary carrier component of frequency range.
Present invention also offers a kind of mobile terminal, including the antenna assembly described in any of the above-described item.
Compared to prior art, the present invention is by by this first receiving port, the first filtration module and this first day
Line is in turn connected to form this first receiving path of auxiliary carrier component presetting frequency range, by this first emission port, this front end mould
Block and this second antenna are in turn connected to form this first transmitting path presetting the auxiliary carrier component of frequency range, thus pre-by first
If the receiving path of the auxiliary carrier component of frequency range is separated with transmitting path, the isolation of its transmitting path and receiving path can be increased
Degree, and, owing to this first receiving path presetting frequency range is a single path, it can avoid second to preset frequency range
The harmonic wave that the main carrier component of transmitting path produces is to this first interference of receiving path of auxiliary carrier component presetting frequency range, tool
There is the beneficial effect reducing the interference of carrier aggregation time-harmonic wave.
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: first antenna the 101, second antenna 102, front-end module the 103, first filtration module 104, receive send out
Emitter 105 and modem 106.This first antenna 101, first filtration module 104, reception emitter 105 are sequentially connected with,
This second antenna 102, front-end module 103, reception emitter 105 are sequentially connected with, this reception emitter 105 and this modem
106 connect.
This first antenna 101 is mainly used in for receiving exogenous data signal, and launches local data signal.
This second antenna 102 is mainly used in for receiving exogenous data signal, and launches local data signal.
This front-end module 103 includes frequency divider 1031, duplexer 1032, filtering submodule 1033, multiple first duplex
Device 1034 and power amplifier 1035.This second antenna 102, frequency divider 1031, duplexer 1032 are sequentially connected with, filtering
Module 1033 is connected with power amplifier 1035 and duplexer 1032 respectively, the plurality of first duplexer 1034 respectively with this
Duplexer 1032, power amplifier 1035 and reception emitter 105 connect.This filtering submodule 1033 be duplexer or
Either simplex device, it is mainly used in filtering first and presets the signal outside frequency range, and allows the first auxiliary carrier component presetting frequency range to lead to
Cross.
This first filtration module 104 can be duplexer or either simplex device, and it is mainly used in filtering first and presets outside frequency range
Signal, and allow the first auxiliary carrier component presetting frequency range to pass through.
This frequency divider 1031 is for coming the signal distinguishing of the different frequency range received.This duplexer 1032 is for right
The signal received switches over operation, and it is according to the divided down version of frequency divider 1031, and it is right to be distributed to by the signal of different frequency range
The first duplexer 1034 answered or filtering submodule 1033.Power amplifier 1035 is mainly used in the main carrier to each frequency range
The signal of the transmitting path of component or auxiliary carrier component is amplified.
This reception emitter 105 includes the first emission port, the first receiving port, one second port and multiple 3rd end
Mouthful.
This first emission port is connected with an amplification path of this power amplifier 1035, this amplification path and this filtering
Module 1033 connects, and this reception emitter 105 launches the first auxiliary carrier signal presetting frequency range by this first emission port.Should
First emission port, this front-end module 103 and this second antenna 102 are in turn connected to form this and first preset the auxiliary carrier wave of frequency range
The transmitting path of component, that is to say this first emission port, this filtering submodule 1033, this duplexer 1032, this frequency divider
It is sequentially connected with 1031 and this second antenna 102, forms this first transmitting path presetting the auxiliary carrier component of frequency range.
This first receiving port, the first filtration module 104 and this first antenna 101 are sequentially connected with, thus formed this
The receiving path of the one auxiliary carrier component presetting frequency range.This reception emitter 105 is received from the by this first receiving port
The first of one antenna 101 presets the auxiliary carrier component of frequency range.
This second port respectively with a first duplexer 1034 in the plurality of first duplexer 1034 and this power
Amplifier 1035 connects, and is mainly used in receiving or launching being positioned at the second main carrier component presetting frequency range.And this second default frequency
The harmonic component that the main carrier component of section produces is positioned at this and first presets frequency range.
The plurality of 3rd port is connected with this other multiple first duplexers 1034 and power amplifier 1035 respectively, its
It is mainly used in receiving or launching being positioned at the main carrier component of other default frequency ranges and auxiliary carrier component.
During carrier aggregation, it is positioned at the second main carrier component presetting frequency range and is modulated by modem 106, be then passed through
This reception emitter 105 is sent to power amplifier 1035, after this power amplifier 1035 amplifies, sequentially pass through this one
Individual first duplexer 1034, duplexer 1032, frequency divider 1031 and the second antenna 1031 are launched.This second default frequency
The main carrier component of section, when amplifying through power amplifier 1035, can produce and be positioned at the first harmonic signal presetting frequency range.Should
It is positioned at the first auxiliary carrier component presetting frequency range and arrives this reception emitter through this first antenna 101, first filtration module 104
105。
From the foregoing, it will be observed that the present invention is by connecting this first receiving port, the first filtration module and this first antenna successively
Connect and form this first receiving path of auxiliary carrier component presetting frequency range, by this first emission port, this front-end module and should
Second antenna is in turn connected to form this first transmitting path presetting the auxiliary carrier component of frequency range, thus presets frequency range by first
The receiving path of auxiliary carrier component is separated with transmitting path, can increase the isolation of its transmitting path and receiving path, and,
Owing to this first receiving path presetting frequency range is a single path, it can avoid the second transmitting path presetting frequency range
The harmonic wave that produces of main carrier component to this first interference of receiving path of auxiliary carrier component presetting frequency range, there is reduction and carry
The beneficial effect of ripple polymerization time-harmonic wave interference.
Embodiment two
Refer to the structure chart of another preferred embodiment of the antenna assembly that Fig. 2, Fig. 2 are the present invention.It is in embodiment one
On the basis of, this antenna assembly 100 also includes third antenna 107 and the 3rd filtration module 108, and this reception emitter 105 sets
It is equipped with the 3rd receiving port for the 3rd auxiliary carrier component presetting frequency range and the 3rd emission port, the 3rd filtration module
108 preset the signal outside frequency range for filtering the 3rd.3rd filtration module 108 is either simplex device or duplexer.3rd connects
Receiving end mouth, the 3rd filtration module 108 and this third antenna 107 are in turn connected to form the 3rd auxiliary carrier component presetting frequency range
Receiving path, it is pre-that the 3rd emission port, this front-end module 103 and this second antenna 102 are in turn connected to form the 3rd
If the transmitting path of the auxiliary carrier component of frequency range.
Second to preset frequency range be B8 frequency range for this, and first to preset frequency range be B3 frequency range for this, and the 3rd to preset frequency range be B7 frequency range.
Common factor, triple-frequency harmonics and this B7 frequency range is had to have common factor owing to being operated in the second harmonic of B8 frequency range with B3 frequency range.In the present embodiment
By simultaneously by the most independent for the reception passage of the auxiliary carrier component of B7 frequency range and the auxiliary carrier component of B3 frequency range, thus keep away
The main carrier component having exempted from B8 frequency range produces second harmonic and the interference of triple-frequency harmonics, has and reduces harmonic wave interference further
Beneficial effect.
Embodiment three
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 any of the above-described embodiment and controller 200, data storage 300.This antenna assembly 100 respectively with
Controller 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 be received or send data signal, this data storage 300 is used for storing antenna assembly 100
The data received.When this controller 200 receives triggering signal, control antenna assembly 100 and send in this data storage 300
The data stored or the data transmitted elsewhere, or when receiving triggering signal, control antenna assembly 100 and receive data
Signal, 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 by by by this first receiving port, the first filtration module and should
First antenna is in turn connected to form this first receiving path of auxiliary carrier component presetting frequency range, by this first emission port, should
Front-end module and this second antenna are in turn connected to form this first transmitting path presetting the auxiliary carrier component of frequency range, thus will
The receiving path of the first auxiliary carrier component presetting frequency range is separated with transmitting path, can increase its transmitting path and receiving path
Isolation, and, owing to this first receiving path presetting frequency range is a single path, its can avoid second preset
Harmonic wave that the main carrier component of the transmitting path of frequency range produces is to this first receiving path of auxiliary carrier component presetting frequency range
Interference, has the beneficial effect reducing the interference of carrier aggregation time-harmonic wave.
And, word used herein " preferably " means serving as example, example or illustration.Feng Wen is described as " preferably
" any aspect or design be not necessarily to be construed as more favourable than other aspects or design.On the contrary, the use purport of word " preferably "
Concept is being proposed in a concrete fashion."or" that as used in this application term "or" is intended to mean to comprise and non-excluded
"or".I.e., unless otherwise or 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: first antenna, the second antenna, front-end module, reception emitter and
First filtration module, this reception emitter is provided with the first receiving port and the first emission port, this first receiving port and
One emission port is respectively used to reception and the transmitting of the first auxiliary carrier component presetting frequency range, and this first filtration module is used for filtering
First presets the signal outside frequency range；
This first receiving port, the first filtration module and this first antenna are in turn connected to form this first auxiliary load presetting frequency range
The receiving path of wave component, it is first pre-that this first emission port, this front-end module and this second antenna are in turn connected to form this
If the transmitting path of the auxiliary carrier component of frequency range.
Antenna assembly the most according to claim 1, it is characterised in that described first filtration module is either simplex device or duplex
Device.
Antenna assembly the most according to claim 1, it is characterised in that described front-end module include frequency divider, duplexer,
Filtering submodule and power amplifier, this second antenna, frequency divider, filtering submodule, power amplifier and this reception are sent out
Emitter is sequentially connected with.
Antenna assembly the most according to claim 3, it is characterised in that described filtering submodule is either simplex device or duplexer.
Antenna assembly the most according to claim 3, it is characterised in that also include multiple first duplexer, each described
One duplexer is connected with this duplexer, power amplifier and this reception emitter respectively.
Antenna assembly the most according to claim 5, it is characterised in that also include modem, this modem with
Described reception emitter connects.
Antenna assembly the most according to claim 5, it is characterised in that this reception emitter is provided with presets frequency for second
Second port of main carrier component of section, described second port, described power amplifier, first duplexer, described sky described in one
Wiretap, described frequency divider and described second antenna are in turn connected to form this second transmitting of main carrier component presetting frequency range
Path, the harmonic component that this second main carrier component presetting frequency range produces is positioned at described first and presets frequency range.
Antenna assembly the most according to claim 7, it is characterised in that described first preset frequency range be B3 frequency range or B7 frequency
Section, described second to preset frequency range be B8 frequency range.
Antenna assembly the most according to claim 1, it is characterised in that also include third antenna and the 3rd filtration module,
This reception emitter is provided with the 3rd receiving port for the 3rd auxiliary carrier component presetting frequency range and the 3rd emission port, should
3rd filtration module presets the signal outside frequency range for filtering the 3rd；
3rd receiving port, the 3rd filtration module and this third antenna are in turn connected to form the 3rd auxiliary load presetting frequency range
The receiving path of wave component, it is pre-that the 3rd emission port, this front-end module and this second antenna are in turn connected to form the 3rd
If the transmitting path of the auxiliary carrier component of frequency range.
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 |
|---|---|---|---|
| CN201610616790.5A CN106230569B (en) | 2016-07-29 | 2016-07-29 | Antenna assembly and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616790.5A CN106230569B (en) | 2016-07-29 | 2016-07-29 | Antenna assembly and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106230569A true CN106230569A (en) | 2016-12-14 |
| CN106230569B CN106230569B (en) | 2019-10-25 |
Family
ID=57535480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610616790.5A Active CN106230569B (en) | 2016-07-29 | 2016-07-29 | Antenna assembly and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106230569B (en) |
Cited By (3)
| 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 |
| CN109560383A (en) * | 2017-09-25 | 2019-04-02 | 中兴通讯股份有限公司 | A kind of antenna system and terminal |
| WO2019137145A1 (en) * | 2018-01-10 | 2019-07-18 | 西安易朴通讯技术有限公司 | Terminal device |
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| CN102882539A (en) * | 2011-07-14 | 2013-01-16 | 苹果公司 | Wireless circuitry for simultaneously receiving radio-frequency transmissions in different frequency bands |
| CN103814526A (en) * | 2011-09-22 | 2014-05-21 | 埃普科斯股份有限公司 | Frontend circuit for band aggregation modes |
| US20150341076A1 (en) * | 2013-02-12 | 2015-11-26 | Murata Manufacturing Co., Ltd. | High-frequency module and communication device |
| CN106027167A (en) * | 2016-05-23 | 2016-10-12 | 广东欧珀移动通信有限公司 | Anti-harmonic interference device for carrier aggregation, antenna device and mobile terminal |
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| CN102882539A (en) * | 2011-07-14 | 2013-01-16 | 苹果公司 | Wireless circuitry for simultaneously receiving radio-frequency transmissions in different frequency bands |
| CN103814526A (en) * | 2011-09-22 | 2014-05-21 | 埃普科斯股份有限公司 | Frontend circuit for band aggregation modes |
| US20150341076A1 (en) * | 2013-02-12 | 2015-11-26 | Murata Manufacturing Co., Ltd. | High-frequency module and communication device |
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| 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 |
| CN109560383A (en) * | 2017-09-25 | 2019-04-02 | 中兴通讯股份有限公司 | A kind of antenna system and terminal |
| CN109560383B (en) * | 2017-09-25 | 2021-05-11 | 中兴通讯股份有限公司 | Antenna system and terminal |
| US11211699B2 (en) | 2017-09-25 | 2021-12-28 | Zte Corporation | Antenna system and terminal |
| WO2019137145A1 (en) * | 2018-01-10 | 2019-07-18 | 西安易朴通讯技术有限公司 | Terminal device |
| US10985461B2 (en) | 2018-01-10 | 2021-04-20 | Xi'an Yep Telecommunication Technology, Ltd. | Terminal device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106230569B (en) | 2019-10-25 |
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