CN207426139U - Antenna module and terminal device - Google Patents
Antenna module and terminal device Download PDFInfo
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- CN207426139U CN207426139U CN201721408382.7U CN201721408382U CN207426139U CN 207426139 U CN207426139 U CN 207426139U CN 201721408382 U CN201721408382 U CN 201721408382U CN 207426139 U CN207426139 U CN 207426139U
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Abstract
The utility model provides a kind of antenna module, and for terminal device, antenna module includes：Near-field communication chip, near-field communication chip are connected with the first signal wire and secondary signal line；Radiator, the first signal wire are connected with one end of radiator, and secondary signal line is connected with the other end of radiator；Wherein, near-field communication chip, the first signal wire, radiator and secondary signal line composition circuit.Embodiment according to the present utility model, the first signal wire and secondary signal line are fed in a differential manner to radiator, differential signal are converted out without increasing balun device, so as to reduce cost；Radiator is integrally used as near field communication antenna, and near field communication antenna access part is significantly elongated, improves the readwrite performance of near-field communication signal；Radiator can be set to multiple, the use occasion to extend one's service.
Description
Technical field
The utility model is related to field of communication technology, in particular to a kind of antenna module and terminal device.
Background technology
At present, on the terminal device by NFC (the short distance wireless communication technology) with realize near-field communication become increasingly
Demand of more users when selecting terminal device, and there is LTE (Long Term Evolution)), WIFI (Wireless Fidelity), GPS
After the terminal device of the communication systems such as (global positioning system), bluetooth, then the set-up mode for setting NFC common is：Upper metal strip
Two parts are divided by firing point, by part longer in metal strip on antenna duplexer on NFC antenna and LTE, and GPS/WIFI
Antenna uses another part in upper metal strip, but can so exist cannot make entirely upper metal strip asking as NFC antenna
Topic, i.e., radiator is shorter, and inductance value is small, read-write card poor-performing；In addition, this NFC set-up modes need balun device to incite somebody to action
Single-ended signal is converted to differential signal and could feed, and cost is higher；And upper metal strip is only set, it can only be near upper metal strip
In the range of carry out near-field communication, limitation is formd to the occasion using near-field communication function of user.
Utility model content
The utility model is intended at least solve one of technical problem in the prior art.
For this purpose, the one side of the utility model is, a kind of antenna module is provided.
The second aspect of the utility model is, provides a kind of terminal device.
In view of this, a kind of antenna module that the first aspect of the utility model provides, for terminal device, antenna sets
Part includes：Near-field communication chip, near-field communication chip are connected with the first signal wire and secondary signal line；Radiator, the first signal
Line is connected with one end of radiator, and secondary signal line is connected with the other end of radiator；Wherein, near-field communication chip,
One signal wire, radiator and secondary signal line composition circuit.
In the technical scheme, a kind of antenna module provided by the utility model, near-field communication chip and the first signal wire
It is connected with secondary signal line, the first signal wire forms differential signal line with secondary signal line；The one of first signal wire and radiator
End is connected, and secondary signal line is connected with the other end of radiator, and on the one hand the first signal wire and secondary signal line are with difference
Mode is fed to radiator, and differential signal is converted out without increasing balun device, so as to reduce cost, on the other hand, can be made
The length that radiator is linked into circuit is most long so that radiator can be to greatest extent by as near field communication antenna, maximum
Increase to limit the length of near field communication antenna；So as to near-field communication chip, the first signal wire, radiator and secondary signal line group
Into circuit, radiator is integrally used as near field communication antenna, and near field communication antenna access part is significantly elongated, increases radiation
Area and inductance value so that radiation scope is wider, is effectively improved the readwrite performance of near-field communication signal, improves terminal and sets
Standby near-field communication laser propagation effect, and then improve the competitiveness of product in market.It is contemplated that, near-field communication chip can be
The near-field communication chips such as NFC chip, wireless charging chip.
In addition, a kind of terminal device provided according to the utility model above-mentioned technical proposal also has following supplementary technology spy
Sign：
In any of the above-described technical solution, it is preferable that further include：First decoupling device, is arranged on the first signal wire；And
Second decoupling device, is arranged on secondary signal line.
In the technical scheme, antenna module further includes the first decoupling device and the second decoupling device, by the first decoupler
Part is arranged on the first signal wire so that when the first signal wire is attached between radiator, ensures the first decoupling device
The parasitic couplings between circuit can be effectively eliminated, similarly, the second decoupling device is arranged on secondary signal line so that the second letter
When number line is attached between radiator, ensures that the second decoupling device can effectively eliminate the parasitic couplings between circuit, keep away
Exempt from interference of the near-field communication signal to other frequency range function antennas, while other function antennas is also avoided to influence near-field communication signal
Performance.
In any of the above-described technical solution, it is preferable that further include：Ground structure；Radiator is arranged on the upper of ground structure
Side and/or radiator are arranged on the lower section of ground structure.
In the technical scheme, antenna module further includes ground structure, radiator be arranged on ground structure top and/or
Radiator is arranged on the lower section of ground structure, convenient for being connected with each other between radiator and ground structure.
Preferably, radiator is two, i.e. the first radiator is arranged on ground junction by the first radiator and the second radiator
Second radiator is arranged on the lower section of ground structure by the top of structure, so as to which on the one hand the first radiator and the second radiator divide
When not accessed respective near-field communication circuit, the area coverage for making its circuit being enclosed is as big as possible, ensures in circuit
The inductance value of middle formation is as far as possible big；On the other hand, the first radiator and the second radiator ground structure has been separately positioned on
Above and below so that the first radiator and the second radiator when being accessed respective near-field communication circuit respectively, Neng Goufen
Be not distributed in above and below ground structure, this ensure that user using terminal equipment carry out near-field communication when, end
The upper and lower ends of end equipment can receive and dispatch near-field communication signal, effectively expand the use occasion of user, in user by terminal
Equipment can also receive and dispatch near-field communication signal when instead taking.Radiator can certainly be set to multiple, further extended one's service
Use occasion.
In any of the above-described technical solution, it is preferable that the first signal wire is metallic signal lines；Secondary signal line is believed for metal
Number line.
In the technical scheme, the first signal wire and secondary signal line are arranged to metallic signal lines, in near-field communication core
When distance is longer between piece and the both ends of radiator, the first signal wire and secondary signal line need to set longer length that could connect
Radiator and near-field communication chip are connected to, therefore, in order to ensure that signal transmission effect is preferable during connection, therefore by
One signal wire and secondary signal line are arranged to metallic signal lines, ensure effective transmission between electric signal, so as to ensure that near field leads to
Interrogate the laser propagation effect of signal.
In any of the above-described technical solution, it is preferable that further include：Tie point, tie point are arranged on radiator and ground junction
Between structure, radiator is connected by tie point with ground structure.
In the technical scheme, antenna module further includes tie point, and tie point is arranged between radiator and ground structure
And radiator is connected with ground structure, the part of the both sides on radiator positioned at tie point may be respectively used for variety classes
Ground is formed between the transmitting-receiving of signal, wherein one side and opposite side to isolate, and will not be interacted between the signal of the two transmitting-receiving.
Preferably, wherein tie point is to be grounded muscle position, metal clips, flexible PCB, decoupling circuit or decoupling electric appliance, work
Skill is simple, and be easy for installation and removal repair, and can realize the connection between radiator and ground structure with isolating；It or will radiation
Body and ground structure setting are structure as a whole, should to form tie point, radiator and ground structure by way of removing material
On the one hand technical solution connects reliably, on the other hand in mass production, be conducive to improve production efficiency.
In any of the above-described technical solution, it is preferable that further include：Communication signal port, communication signal port and radiator
It is connected；GPS/WiFi signal ports, GPS/WiFi signal ports are connected with radiator；Wherein, tie point divides radiator
Help ghz area and medium-high frequency section region, communication signal port is connected with full frequency band region, GPS/WiFi signal ports with
Medium-high frequency section region is connected.
In the technical scheme, antenna module further includes communication signal port and GPS/WiFi signal ports, communication signal
Port is connected with radiator so that, can be as the LTE antenna of communication when radiator has access data in communication signal port；
In addition antenna module further includes GPS/WiFi signal ports, radiator is connected with GPS/WiFi signal ports, by radiator
As GPS/WiFi antennas, ensure that the transmission-receiving function of GPS/WiFi antennas is normal；Simultaneously as radiator is divided into entirely by earth point
Ghz area and medium-high frequency section region, communication signal port are connected with full frequency band region, GPS/WiFi signal ports and middle height
Ghz area is connected so that between communication signal and GPS/WiFi signals formed ground isolation, isolation is preferable, communication signal and
It will not influence each other between GPS/WiFi signals；Namely radiator is total to for LTE communications, near-field communication and GPS/WiFi functions
With, not only without in order to meet multi-signal transmitting-receiving demand and multiple dedicated antennas are set, reduce the design that multiple antennas coexists
Difficulty, improves the reasonability of the rear cover arrangement space of terminal device, and is not in that near-field communication function is subject to other days
The situation that line influences.
Preferably, communication signal port is two, and radiator is two, the first communication signal port and the first radiator phase
Connection, the second communication signal port are connected with the second radiator, so that the first radiator and the second radiator are in communication signal
When port there are access data, antenna on LTE can be used as in the first radiator, the second radiator can be used as antenna under LTE, ensure
The communication function of terminal device is normal.
In any of the above-described technical solution, it is preferable that the first decoupling device and the second decoupling device are inductance.
In the technical scheme, the first decoupling device and the second decoupling device are arranged to inductance, by adjusting inductance value,
In the circuit that near-field communication chip, the first signal wire, radiator and secondary signal line form, inductance value can increase as far as possible,
And then improve the effect of near-field communication.
In any of the above-described technical solution, it is preferable that ground structure is arranged on the mainboard of terminal setting；Or ground structure
For metallic plate, ground structure covers after being arranged on terminal device.
In the technical scheme, ground structure can be arranged on the mainboard of terminal, so that the ground phase of ground structure and mainboard
Connection, at this point it is possible to the material of the rear cover of terminal device is not limited, such as the rear cover of terminal device can be plastics or ceramics etc.
Non-metallic material also can realize the technical solution of the utility model.
In addition it is also possible to which ground structure is arranged to metallic plate, and the rear cover of ground structure and terminal device is arranged to
Integral structure, so when the rear cover of terminal device is metal back cover, the metallic plate of ground structure can be used as terminal device
Rear cover, so in the terminal device of all-metal rear cover, the near field communication antenna formed by radiator can effectively be led to
News；And the first decoupling device and the second decoupling device are provided between radiator and near-field communication chip, it can be effective
Ensure when ground structure is arranged to metallic plate, windowing area can also be formed between metallic plate and radiator, that is, near field communication antenna
Domain ensures that enough inductance values can be generated in near-field communication so that radiation scope is wider, is effectively improved near-field communication letter
Number readwrite performance；Meanwhile the metal-like of terminal device rear cover is improved, and then improve the aesthetics of terminal device shape.
The utility model second aspect proposes a kind of terminal device, includes the antenna sets of such as any of the above-described technical solution
Part, therefore, the terminal device can realize whole advantageous effects of the antenna module of any of the above-described technical solution.
In any of the above-described technical solution, it is preferable that terminal device further includes metal back cover, the ground structure of antenna module
It is arranged in metal back cover.
In the technical scheme, terminal setting further includes metal back cover, and the ground structure of antenna module is arranged on
In metal back cover so that antenna module is grounded by metal back cover, is avoided to be separately provided again in antenna module and is connect
The technical solution of ground structure, reduces the cost of antenna module, and then improves the competitiveness of product in market.
Additional aspect and advantage according to the present utility model will provide in following description section, partly will be from following
Become apparent in description or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment
Become apparent and be readily appreciated that, wherein：
Fig. 1 shows the structure diagram of the terminal device of one embodiment of the utility model；
Fig. 2 shows the structure diagram of the terminal device of another embodiment of the utility model；
Fig. 3 shows the structure diagram of the terminal device of the further embodiment of the utility model；
Fig. 4 shows the structure diagram of the terminal device of the further embodiment of the utility model.
Reference numeral：
Wherein, the correspondence in Fig. 1 to Fig. 4 between reference numeral and component names is：
10 near-field communication chips, 12 radiators, 122 first radiators, 124 second radiators, 14 first signal wires, 16
Binary signal line, 18 first decoupling devices, 20 second decoupling devices, 22 tie points, 24 ground structures.
Specific embodiment
In order to be more clearly understood that the above-mentioned purpose of the utility model, feature and advantage, below in conjunction with the accompanying drawings and have
The utility model is further described in detail in body embodiment.It should be noted that in the case where there is no conflict, this Shen
The feature in embodiment and embodiment please can be mutually combined.
Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality
It is new to be implemented using other different from mode described here, therefore, the scope of protection of the utility model and from
The limitation of following public specific embodiment.
Referring to Fig. 1 to Fig. 4 description according to the antenna module and terminal device described in the utility model some embodiments.
A kind of antenna module that the first aspect of the utility model provides, for terminal device, antenna module includes：Closely
Field communication chip 10, near-field communication chip 10 are connected with the first signal wire 14 and secondary signal line 16；Radiator 12, the first signal
Line 14 is connected with one end of radiator 12, and secondary signal line 16 is connected with the other end of radiator 12；Wherein, near-field communication
Chip 10, the first signal wire 14, radiator 12 and secondary signal line composition circuit.
As shown in Figure 1, in this embodiment, a kind of antenna module provided by the utility model, near-field communication chip 10 with
First signal wire 14 and secondary signal line 16 connect, and the first signal wire 14 forms differential signal line with secondary signal line 16；First
Signal wire 14 is connected with one end of radiator 12, and secondary signal line 16 is connected with the other end of radiator 12, and on the one hand the
One signal wire 14 and secondary signal line 16 are fed in a differential manner to radiator 12, and difference letter is converted out without increasing balun device
Number, so as to reduce cost, on the other hand, radiator 12 can be made to be linked into the length in circuit most long so that 12 energy of radiator
Enough to greatest extent by the length as near field communication antenna, to greatest extent increase near field communication antenna；So as to near-field communication
Chip 10, the first signal wire 14, radiator 12 and secondary signal line 16 form circuit, and radiator 12 is whole to be used as near-field communication day
Line uses, and near field communication antenna access part is significantly elongated, increases swept area and inductance value so that and radiation scope is wider,
The readwrite performance of near-field communication signal is effectively improved, the near-field communication laser propagation effect of terminal device is improved, and then is promoted
The competitiveness of product in market.It is contemplated that, near-field communication chip 10 can be the near fields such as NFC chip, wireless charging chip
Communication chip 10.
In addition, a kind of terminal device provided according to the utility model above-described embodiment also has following supplementary technology spy
Sign：
In one embodiment of the utility model, it is preferable that further include：First decoupling device 18, is arranged on the first letter
On number line 14；And the second decoupling device 20, it is arranged on secondary signal line 16.
In this embodiment, antenna module further includes the first decoupling device 18 and the second decoupling device 20, by the first decoupling
Device 18 is arranged on the first signal wire 14 so that when the first signal wire 14 is attached between radiator 12, ensures the
One decoupling device 18 can effectively eliminate the parasitic couplings between circuit, similarly, the second decoupling device 20 is arranged on secondary signal
On line 16 so that when secondary signal line 16 is attached between radiator 12, ensure that the second decoupling device 20 can effectively disappear
Except the parasitic couplings between circuit, interference of the near-field communication signal to other frequency range function antennas is avoided, while also avoids other
Function antenna influences the performance of near-field communication signal.
In one embodiment of the utility model, it is preferable that further include：Ground structure 24；Radiator 12, which is arranged on, to be connect
The top of ground structure 24 and/or radiator 12 are arranged on the lower section of ground structure 24.
In this embodiment, antenna module further includes ground structure 24, and radiator 12 is arranged on the top of ground structure 24
And/or radiator 12 is arranged on the lower section of ground structure 24, convenient for being connected with each other between radiator 12 and ground structure 24.
As shown in Figure 2, it is preferable that radiator is two, i.e. the first radiator and the second radiator set the first radiator
The lower section that the second radiator is arranged on to ground structure 24 in the top of ground structure 24 is put, so as to the first radiator of one side
When being accessed respective near-field communication circuit respectively with the second radiator, the area coverage in its circuit being enclosed is made as far as possible
Greatly, ensure that the inductance value formed in the loop is as far as possible big；On the other hand, the first radiator and the second radiator are separately positioned on
Above and below ground structure 24 so that the first radiator and second radiator are being accessed respective near-field communication respectively
It during circuit, can be respectively distributed to above and below ground structure 24, this ensure that user carries out in using terminal equipment
During near-field communication, the upper and lower ends of terminal device can receive and dispatch near-field communication signal, and effectively expand user uses field
It closes, near-field communication signal can be also received and dispatched when user instead takes terminal device.Radiator can certainly be set to multiple, into
The use occasion that one step extends one's service.
In one embodiment of the utility model, it is preferable that the first signal wire 14 is metallic signal lines；Secondary signal line
16 be metallic signal lines.
As shown in figure 3, in this embodiment, the first signal wire 14 and secondary signal line 16 are arranged to metallic signal lines,
When distance is longer between near-field communication chip and the both ends of radiator, the first signal wire 14 and secondary signal line 16 need to set
Just longer length can connect to radiator and near-field communication chip, therefore, in order to ensure that signal transfers during connection
Effect is preferable, therefore the first signal wire 14 and secondary signal line 16 be arranged to metallic signal lines, ensures having between electric signal
Effect is transferred, so as to ensure the laser propagation effect of near-field communication signal.
In one embodiment of the utility model, it is preferable that further include：Tie point 22, tie point 22 are arranged on radiation
Between body 12 and ground structure 24, radiator 12 is connected by tie point 22 with ground structure 24.
As shown in figure 4, in this embodiment, antenna module further includes tie point 22, tie point 22 is arranged on radiator 12
It is connected between ground structure 24 and by radiator 12 with ground structure 24, positioned at the both sides of tie point 22 on radiator 12
Part may be respectively used for the transmitting-receiving of variety classes signal, and ground is formed wherein between one side and opposite side and is isolated, the two transmitting-receiving
It will not interact between signal.
Preferably, wherein tie point 22 is to be grounded muscle position, metal clips, flexible PCB, decoupling circuit or decoupling electric appliance,
Simple for process, be easy for installation and removal repair, and can realize the connection between radiator and ground structure with isolating；Or by spoke
Beam 12 and the setting of ground structure 24 are structure as a whole, and tie point 22, radiator 12 are formed by way of removing material with connecing
Ground structure 24, on the one hand which connects reliably, on the other hand in mass production, is conducive to improve production efficiency.
In one embodiment of the utility model, it is preferable that further include：Communication signal port, communication signal port with
Radiator 12 is connected；GPS/WiFi signal ports, GPS/WiFi signal ports are connected with radiator 12；Wherein, tie point
Radiator 12 is divided into full frequency band region and medium-high frequency section region by 22, and communication signal port is connected with full frequency band region, GPS/
WiFi signal port is connected with medium-high frequency section region.
In this embodiment, antenna module further includes communication signal port and GPS/WiFi signal ports, communication signal end
Mouth is connected with radiator 12 so that, can be as LTE days of communication when radiator 12 has access data in communication signal port
Line；In addition antenna module further includes GPS/WiFi signal ports, radiator 12 is connected with GPS/WiFi signal ports, by spoke
Beam 12 also serves as GPS/WiFi antennas, ensures that the transmission-receiving function of GPS/WiFi antennas is normal；Simultaneously as tie point 22 is by spoke
Beam 12 is divided into full frequency band region and medium-high frequency section region, and communication signal port is connected with full frequency band region, GPS/WiFi letters
Number port is connected with medium-high frequency section region so that form ground isolation between communication signal and GPS/WiFi signals, isolation compared with
It is good, it will not influence each other between communication signal and GPS/WiFi signals；Namely radiator 12 is LTE communications, near-field communication
It shares with GPS/WiFi functions, not only without setting multiple dedicated antennas to meet multi-signal transmitting-receiving demand, reduces
The design difficulty that multiple antennas coexists, improves the reasonability of the rear cover arrangement space of terminal device, and is not in that near field leads to
The situation that communication function is influenced be subject to other antennas.
Preferably, communication signal port is two, and radiator 12 is two, the first communication signal port and the first radiator
122 are connected, and the second communication signal port is connected with the second radiator 124, so as to the first radiator 122 and the second radiator
124 have in communication signal port access data when, the first radiator 122 can be used as LTE on antenna, the second radiator 124 can
As antenna under LTE, to ensure that the communication function of terminal device is normal.
In one embodiment of the utility model, it is preferable that the first decoupling device 18 and the second decoupling device 20 are electricity
Sense.
In this embodiment, the first decoupling device 18 and the second decoupling device 20 are arranged to inductance, by adjusting inductance
It is worth, in the circuit that near-field communication chip 10, the first signal wire 14, radiator 12 and secondary signal line form, inductance value can use up can
The increase of energy, and then improve the effect of near-field communication.Near-field communication signal can also be avoided to produce the signal of other frequency ranges simultaneously
Raw interference, while also it is avoided that other frequency band signals generate interference to near-field communication signal.
In one embodiment of the utility model, it is preferable that ground structure 24 is arranged on the mainboard of terminal setting；Or
Ground structure 24 is metallic plate, and ground structure 24 covers after being arranged on terminal device.
In this embodiment, ground structure 24 can be arranged on the mainboard of terminal, so that the ground of ground structure 24 and mainboard
It is connected, at this point it is possible to the material of the rear cover of terminal device is not limited, such as the rear cover of terminal device can be plastics or ceramics
Non-metallic materials are waited, also can realize the embodiment of the utility model.
In addition it is also possible to which ground structure 24 is arranged to metallic plate, and ground structure 24 and the rear cover of terminal device are set
The formula that sets as one structure, so when the rear cover of terminal device is metal back cover, the metallic plate of ground structure 24 can be used as end
The rear cover of end equipment, so in the terminal device of all-metal rear cover, the near field communication antenna formed by radiator 12 can be effective
Carry out communicate；And the first decoupling device 18 and the second decoupler are provided between radiator 12 and near-field communication chip 10
Part 20 can effectively ensure that when ground structure 24 is arranged to metallic plate metallic plate is near-field communication day with radiator 12
Windowed regions can also be formed between line, ensure that enough inductance values can be generated in near-field communication so that radiation scope is wider, has
Improve to effect the readwrite performance of near-field communication signal；Meanwhile the metal-like of terminal device rear cover is improved, and then improve end
The aesthetics of end equipment shape.
The utility model second aspect proposes a kind of terminal device, includes the antenna module of such as above-mentioned any embodiment,
Therefore, which can realize whole advantageous effects of the antenna module of any of the above-described embodiment.
In one embodiment of the utility model, it is preferable that terminal device further includes metal back cover, and antenna module connects
Ground structure 24 is arranged in metal back cover.
In this embodiment, terminal setting further includes metal back cover, and the ground structure 24 of antenna module is arranged on
In metal back cover so that antenna module is grounded by metal back cover, is avoided to be separately provided again in antenna module and is connect
The embodiment of ground structure 24, reduces the cost of antenna module, and then improves the competitiveness of product in market.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining the particular features, structures, materials, or characteristics that the embodiment or example describe is contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms is not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiments or example
In combine in an appropriate manner.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of antenna module, for terminal device, which is characterized in that the antenna module includes：
Near-field communication chip, the near-field communication chip are connected with the first signal wire and secondary signal line；
Radiator, first signal wire are connected with one end of the radiator, the secondary signal line and the radiator
The other end be connected；
Wherein, the near-field communication chip, first signal wire, the radiator and secondary signal line composition circuit.
2. antenna module according to claim 1, which is characterized in that the antenna module further includes：
First decoupling device is arranged on first signal wire；And the second decoupling device, it is arranged on the secondary signal line
On.
3. antenna module according to claim 1, which is characterized in that the antenna module further includes：
Ground structure；
The radiator is arranged on the top of the ground structure and/or the radiator is arranged under the ground structure
Side.
4. antenna module according to claim 1, which is characterized in that
First signal wire is metallic signal lines；The secondary signal line is metallic signal lines.
5. antenna module according to claim 3, which is characterized in that the antenna module further includes：
Tie point, the tie point are arranged between the radiator and the ground structure, and the tie point is by the radiation
Body is connected with the ground structure.
6. antenna module according to claim 5, which is characterized in that the antenna module further includes：
Communication signal port, the communication signal port are connected with the radiator；
GPS/WiFi signal ports, the GPS/WiFi signal ports are connected with the radiator；
Wherein, the radiator is divided into full frequency band region and medium-high frequency section region, the communication signal port by the tie point
It is connected with the full frequency band region, the GPS/WiFi signal ports are connected with the medium-high frequency section region.
7. antenna module according to claim 2, which is characterized in that
The first decoupling device and the second decoupling device are inductance.
8. antenna module according to any one of claim 1 to 7, which is characterized in that
The ground structure is arranged on the mainboard that the terminal is set；Or
The ground structure is metallic plate, and the ground structure covers after being arranged on the terminal device.
9. a kind of terminal device, which is characterized in that including antenna module such as described in any item of the claim 1 to 8.
10. terminal device according to claim 9, which is characterized in that the terminal device further includes metal back cover, described
The ground structure of antenna module is arranged in the metal back cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721408382.7U CN207426139U (en) | 2017-10-27 | 2017-10-27 | Antenna module and terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721408382.7U CN207426139U (en) | 2017-10-27 | 2017-10-27 | Antenna module and terminal device |
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| CN207426139U true CN207426139U (en) | 2018-05-29 |
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| CN201721408382.7U Active CN207426139U (en) | 2017-10-27 | 2017-10-27 | Antenna module and terminal device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288753A (en) * | 2017-10-27 | 2018-07-17 | 珠海市魅族科技有限公司 | Antenna module and terminal device |
| CN112993541A (en) * | 2019-12-13 | 2021-06-18 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| US11289812B2 (en) | 2019-10-29 | 2022-03-29 | Asustek Computer Inc. | Single antenna system |
-
2017
- 2017-10-27 CN CN201721408382.7U patent/CN207426139U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288753A (en) * | 2017-10-27 | 2018-07-17 | 珠海市魅族科技有限公司 | Antenna module and terminal device |
| US11289812B2 (en) | 2019-10-29 | 2022-03-29 | Asustek Computer Inc. | Single antenna system |
| CN112993541A (en) * | 2019-12-13 | 2021-06-18 | Oppo广东移动通信有限公司 | Antenna device and electronic apparatus |
| CN112993541B (en) * | 2019-12-13 | 2023-12-12 | Oppo广东移动通信有限公司 | Antenna device and electronic equipment |
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