CN209056587U - Antenna switching system and mobile terminal - Google Patents
Antenna switching system and mobile terminal Download PDFInfo
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- CN209056587U CN209056587U CN201822204100.2U CN201822204100U CN209056587U CN 209056587 U CN209056587 U CN 209056587U CN 201822204100 U CN201822204100 U CN 201822204100U CN 209056587 U CN209056587 U CN 209056587U
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Abstract
It includes antenna change-over switch, including the first stationary contact, the second stationary contact and the first movable contact, the second movable contact that the utility model, which provides a kind of antenna switching system and mobile terminal, antenna switching system,；Diversity sending and receiving end is connect with the first movable contact；Main collection sending and receiving end, connect with the second movable contact；Feed switching switch, one end are connected with the first stationary contact, and the other end is connected with first antenna or the second antenna；Third antenna is connected with the second stationary contact；Wherein, diversity sending and receiving end is connected by the switching of antenna change-over switch connected state with one in third antenna or first antenna and the second antenna；Main collection sending and receiving end is connected by the switching of antenna change-over switch connected state with another in third antenna or first antenna and the second antenna.Mobile terminal in the technical solution is occurred by switching main collection antenna according to the different grip positions of user with preventing the situation of antenna receiving and transmitting signal performance difference.
Description
Technical field
The utility model relates to fields of communication technology, more specifically, are related to a kind of antenna switching system and mobile terminal.
Background technique
As the handheld terminals such as mobile phone, tablet computer become increasingly popular, more and more terminals use metal shell or gold
Belong to frame to promote the appearance and texture of product, however the antenna performance of the appearance or texture of this product and terminal is often
It conditions each other, along with the more and more frivolous trend of current terminal, so that the design space of antenna becomes smaller and smaller, day
Line is designed toward modular development.
Frame is usually used as aerial radiation ontology to the Antenna Design of metal rear shell in the prior art, and antenna base
It originally is in mobile phone lower end or upper end, when user's hand held terminal is provided with the side of antenna, antenna is due to by the hand of user
The degradation for blocking and antenna being caused to receive signal.
Antenna receive signal degradation and be easy to appear speech quality of the user when using terminal is conversed compared with
Difference, and the response speed that the software of network is connected in terminal is influenced, reduce the usage experience of user.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.
The one aspect of the utility model provides a kind of antenna switching system.
The another aspect of the utility model provides a kind of mobile terminal.
In view of a kind of above-mentioned, antenna switching system provided by the utility model, comprising: antenna change-over switch, including first
Stationary contact, the second stationary contact and the first movable contact, the second movable contact；Diversity sending and receiving end is connect with the first movable contact；Main collection is received
Originator, connect with the second movable contact；Feed switching switch, one end are connected with the first stationary contact, the other end and first antenna
Or second antenna be connected；Third antenna is connected with the second stationary contact；Wherein, diversity sending and receiving end passes through antenna change-over switch
The switching of connected state is connected with one in third antenna or first antenna and the second antenna；Main collection sending and receiving end passes through antenna
The switching of switching switch connected state is connected with another in third antenna or first antenna and the second antenna.
Antenna switching system provided by the utility model includes first antenna, the second antenna and third antenna, further includes day
Line switching switch, antenna change-over switch include the first stationary contact, the second stationary contact and the first movable contact, the second movable contact, master
Collection sending and receiving end connect with the second movable contact, main collection sending and receiving end switched by antenna change-over switch and third antenna or first antenna and
One in second antenna is connected, and regard one in third antenna or first antenna and the second antenna as main collection antenna,
Diversity sending and receiving end is connect with the first movable contact, and diversity sending and receiving end passes through antenna change-over switch and third antenna or first antenna and the
Another in two antennas is connected, and using another in third antenna or first antenna and the second antenna as diversity day
Line；It further include feed switching switch, one end of feed switching switch is connect with the first stationary contact, the other end and first antenna or the
The connection of two antennas.
User influences the reception of third antenna signal when holding mobile terminal if being provided with third antenna at grip
And transmission, the second movable contact is connect with the first stationary contact by antenna change-over switch, by the first movable contact and the second stationary contact
Connection, and main collection sending and receiving end is connected with first antenna or the second antenna, and diversity sending and receiving end is connect with third antenna, due to the
One antenna or the second antenna are not blocked, using first antenna or the second antenna as main collection antenna, collect the first of antenna as main
There is preferable earth signal to send and receive performance for antenna or the second antenna；If being provided with first antenna and second at user's grip
Second movable contact is connect by antenna by antenna change-over switch with the second stationary contact, and the first movable contact and the first stationary contact are connected
It connects, and main collection sending and receiving end is connect with third antenna, diversity sending and receiving end is connect with first antenna or the second antenna, due to third
Antenna is not blocked, and using third antenna as main collection antenna, the third antenna as main collection antenna is received with preferable earth signal
And sending performance；If user blocks third antenna when holding mobile terminal, while to first antenna or the second antenna
In one blocked, by feed switch switch, will not be blocked in the first stationary contact and first antenna or the second antenna
One be attached, by being switched over to first antenna, the second antenna and third antenna, and by main collection sending and receiving end with not by
The antenna blocked is attached, and the antenna as main collection sending and receiving end is preferably received and transmitted signal, keeps away
Exempt from that call performance difference occurs in mobile terminal and software responses are slow-footed happens, promotes use of the user to mobile terminal
Experience.
In addition, also having following supplementary technology special according to the antenna switching system that the utility model above-mentioned technical proposal provides
Sign:
In any of the above-described technical solution, it is preferable that diversity sending and receiving end passes through the switching of antenna change-over switch connected state
It is connected with one in third antenna or first antenna and the second antenna, specifically: the first movable contact and the second stationary contact phase
Connection or the first movable contact are connected with the first stationary contact；Main collection sending and receiving end passes through the switching of antenna change-over switch connected state
It is connected with another in third antenna or first antenna and the second antenna, specifically: the second movable contact and the second stationary contact
It is connected, the second movable contact is connected with the first stationary contact.
In the technical scheme, when third antenna is blocked by user, the first movable contact is connected with the second stationary contact, the
Two movable contacts and the first stationary contact are connected, and so that winner is collected sending and receiving end and are connected with the first antenna not being blocked or the second antenna, will
Diversity sending and receiving end is connected with third antenna, and there is preferable earth signal to send and receive for the first antenna not being blocked and the second antenna
Performance promotes user to the usage experience of mobile terminal using first antenna or the second antenna as main collection antenna；When first day
When line or the second antenna are blocked by user, the second movable contact and the second stationary contact are connected, the first movable contact and the first stationary contact
It is connected, so that winner is collected sending and receiving end and be connected with the third antenna not being blocked, by diversity sending and receiving end and the second antenna or first antenna
It is connected, there is the third antenna not being blocked preferable earth signal to send and receive performance, mention third antenna as main collection antenna
User is risen to the usage experience of mobile terminal.
In any of the above-described technical solution, it is preferable that feed switching switch includes: third stationary contact, with first antenna
Feed is connected；4th stationary contact is connected with the feed of the second antenna.
In the technical scheme, when first antenna is not blocked by user, the first stationary contact is connected with third stationary contact,
So that the first antenna not being blocked is received and transmitted signal as main collection antenna；When the second antenna is not blocked by user
When, the first stationary contact is connected with the 4th stationary contact, so that the second antenna not being blocked carries out signal as main collection antenna
It sends and receivees.
In any of the above-described technical solution, it is preferable that pass through wired electricity between the feed and third stationary contact of first antenna
Television cable and/or the connection of LCP radio frequency line；And/or second antenna feed and the 4th stationary contact between pass through cable of cable TV
And/or LCP radio frequency line connection；And/or pass through cable of cable TV between the movable contact and the first stationary contact of feed switching switch
And/or LCP radio frequency line connection.
In the technical scheme, cable of cable TV and/or LCP radio frequency line are smaller to the loss of signal strength, and signal passes
The attenuation rate of defeated intensity is lower, the feed of connection, the second antenna between the feed and third antenna of first antenna and the 4th quiet
Connection between connection between contact and the movable contact and the first stationary contact of feed switching switch passes through cable of cable TV
And/or LCP radio frequency line is realized so that one in first antenna, the second antenna or third antenna as main collection antenna when, can
Efficiently signal is received and transmitted.
In any of the above-described technical solution, it is preferable that feed switching switch is single-pole double-throw switch (SPDT)；And antenna switching is opened
Closing is double-point double-throw switch.
In the technical scheme, the first stationary contact is connected with first antenna or the second antenna by single-pole double-throw switch (SPDT),
And by first antenna or the second antenna switching based on collect antenna；By double-point double-throw switch by third antenna or first antenna and
Collect antenna based on one in two antennas switching, another in third antenna or first antenna and the second antenna is switched to point
Collect antenna, so that the antenna not being blocked is efficiently received and transmitted signal as main collection antenna.
In any of the above-described technical solution, it is preferable that first antenna and third antenna are that the whole network covers antenna, second day
Line is at least to cover 4G band antenna.
The second aspect of the utility model provides a kind of mobile terminal, and mobile terminal includes any of the above-described technical solution
Provided in antenna switching system, therefore mobile terminal provided by the utility model have any of the above-described technical solution in mentioned
Whole benefits of the antenna switching system of confession.
In any of the above-described technical solution, it is preferable that first antenna and the second antenna are separately positioned on mobile terminal one end
Two sides；The other end of mobile terminal is arranged in third antenna.
In the technical scheme, when user holds mobile terminal, the first antenna to mobile terminal one end and second day
When the third antenna of line or the mobile terminal other end is blocked, by antenna change-over switch by main collection sending and receiving end be connected to not by
The antenna blocked；While third antenna is blocked, one in first antenna and the second antenna is also blocked by user, then is led to
It crosses feed switching switch and main collection sending and receiving end is connected to the antenna not being blocked in first antenna and the second antenna, prevent antenna from going out
The case where now sending and receiving the degradation of signal generation.
In any of the above-described technical solution, it is preferable that mobile terminal further include: center；And it is disposed around center both ends
First frame and the second frame；First frame is connect with center by first connecting portion, and the second frame and center connect by second
Socket part is connected；Wherein, first connecting portion and second connecting portion are located at the middle part of the first frame and the second frame；First day
The tie point of line and the second antenna and the first frame is located at the two sides of first connecting portion, the company of third antenna and the second frame
Contact is located at the side of second connecting portion.
In the technical scheme, the first frame is attached by first connecting portion and center, so that center and the first side
Frame steadily carries out appearance load to first antenna and the second antenna, and first connecting portion to first antenna and the second antenna carry out every
From preventing first antenna and the second antenna from mutually generating interference；Second frame is connect by second connecting portion with center, so that in
Frame and the second frame steadily carry out appearance load to third antenna.
In any of the above-described technical solution, it is preferable that first antenna includes the first grounding path, and the second antenna includes second
Grounding path, wherein the first grounding path and the second grounding path are connected with the first frame；Third antenna includes third ground connection
Path, third grounding path are connected with the second frame.
In the technical scheme, the first grounding path and the second grounding path are connected with the first frame, third grounding path
It is connected with the second frame, for user when using mobile terminal, human body is equivalent as first antenna, the second antenna and third antenna
Ground connection.
Additional aspect and advantage according to the present utility model will provide in following description section, partially will be from following
Become obvious in description, or is recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
The structural schematic diagram for the antenna switching system that one embodiment that Fig. 1 shows the utility model provides；
Fig. 2 shows the structural schematic diagrams for the antenna change-over switch that one embodiment of the utility model provides；
The structural schematic diagram for the feed switching switch that one embodiment that Fig. 3 shows the utility model provides；
The structural schematic diagram for the mobile terminal that another embodiment that Fig. 4 shows the utility model provides.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
It is novel to be implemented using other than the one described here mode, therefore, the protection scope of the utility model not by
The limitation of following public specific embodiment.
A kind of antenna switching system provided by the utility model, as shown in Figure 1 and Figure 4, comprising: include: that antenna switching is opened
Close 10, including the first stationary contact 102, the second stationary contact 104 and the first movable contact 106, the second movable contact 108；Diversity transmitting-receiving
End, connect with the first movable contact 106；Main collection sending and receiving end is connect with the second movable contact 108；Feed switch switch 12, one end and
First stationary contact 102 is connected, and the other end is connected with first antenna 14 or the second antenna 16；Third antenna 18, it is quiet with second
Contact 104 is connected；Wherein, switching and third antenna 18 or the of the diversity sending and receiving end by 10 connected state of antenna change-over switch
One in one antenna 14 and the second antenna 16 is connected；Main collection sending and receiving end passes through the switching of 10 connected state of antenna change-over switch
It is connected with another in third antenna 18 or first antenna 14 and the second antenna 16.
The antenna switching system that the embodiment of the utility model first aspect provides includes first antenna 14, the second antenna 16
It further include antenna change-over switch 10 with third antenna 18, antenna change-over switch 10 includes the first stationary contact 102, the second stationary contact
104 and first movable contact 106, the second movable contact 108, main collection sending and receiving end connect with the second movable contact 108, main collection sending and receiving end is logical
The switching of antenna change-over switch 10 is crossed to be connected with one in third antenna 18 or first antenna 14 and the second antenna 16, and by the
One in triantennary 18 or first antenna 14 and the second antenna 16 is used as main collection antenna, diversity sending and receiving end and the first movable contact
106 connections, diversity sending and receiving end pass through in antenna change-over switch 10 and third antenna 18 or first antenna 14 and the second antenna 16
Another is connected, and using another in third antenna 18 or first antenna 14 and the second antenna 16 as diversity antenna；Also
Switch switch 12 including feed, one end of feed switching switch 12 is connect with the first stationary contact 106, the other end and first antenna 14
Or second antenna 16 connect.
User influences 18 signal of third antenna when holding mobile terminal if being provided with third antenna 18 at grip
It sends and receivees, is connect the second movable contact 108 with the first stationary contact 102 by antenna change-over switch 10, by the first movable contact
106 connect with the second stationary contact 104, and main collection sending and receiving end is connected with first antenna 14 or the second antenna 16, and diversity is received and dispatched
End is connect with third antenna 18, since first antenna 14 or the second antenna 16 are not blocked, by first antenna 14 or the second antenna
16 are used as main collection antenna, have preferable sending and receiving property of earth signal as the first antenna 14 of main collection antenna or the second antenna 16
Energy；If being provided with first antenna 14 and the second antenna 16 at user's grip, by antenna change-over switch 10 by the second movable contact
108 connect with the second stationary contact 104, and the first movable contact 106 is connect with the first stationary contact 102, and by main collection sending and receiving end and the
Triantennary 18 connects, and diversity sending and receiving end is connect with first antenna 14 or the second antenna 16, since third antenna 18 is not blocked,
It regard third antenna 18 as main collection antenna, the third antenna 18 as main collection antenna has preferable sending and receiving property of earth signal
Energy；If user blocks third antenna 18 when holding mobile terminal, while in first antenna 14 or the second antenna 16
One blocked, switch 12 is switched by feed, by the first stationary contact 102 and first antenna 14 or the second antenna 16 not
One to be blocked is attached, by switching over to first antenna 14, the second antenna 16 and third antenna 18, and by main collection
Sending and receiving end is attached with the antenna not being blocked, and the antenna as main collection sending and receiving end preferably connects signal
Receipts and transmission avoid mobile terminal from call performance difference and the slow-footed situation of software responses occur, promote user to mobile whole
The usage experience at end.
In the above embodiment, it is preferable that as shown in Figure 1 and Figure 4, diversity sending and receiving end is connected to by antenna change-over switch 10
The switching of state is connected with one in third antenna 18 or first antenna 14 and the second antenna 16, specifically: the first dynamic touching
Point 106 is connected with the second stationary contact 104 or the first movable contact 106 is connected with the first stationary contact 102；Main collection sending and receiving end is logical
Cross the switching of 10 connected state of antenna change-over switch and another in third antenna 18 or first antenna 14 and the second antenna 16
It is connected, specifically: the second movable contact 108 is connected with the second stationary contact 104, the second movable contact 108 and the first stationary contact 102
It is connected.
In this embodiment, when third antenna 18 is blocked by user, by the first movable contact 106 and the second stationary contact 104
Be connected, the second movable contact 108 is connected with the first stationary contact 102, make winner collect sending and receiving end and the first antenna 14 that is not blocked or
Second antenna 16 is connected, and diversity sending and receiving end is connected with third antenna 18, the first antenna 14 not being blocked and the second antenna 16
Performance is sended and received with preferable earth signal, first antenna 14 or the second antenna 16 are promoted into user to shifting as main collection antenna
The usage experience of dynamic terminal；It is when first antenna 14 or the second antenna 16 are blocked by user, the second movable contact 108 and second is quiet
Contact 104 is connected, and the first movable contact 106 is connected with the first stationary contact 102, the third day for making winner collect sending and receiving end and not be blocked
Line 18 be connected, diversity sending and receiving end is connected with the second antenna 16 or first antenna 14, the third antenna 18 not being blocked with compared with
Good earth signal sends and receivees performance, and third antenna 18 is promoted user to the usage experience of mobile terminal as main collection antenna.
In the above embodiment, it is preferable that as shown in Figure 1 and Figure 4, it includes: third stationary contact that feed, which switches switch 12,
122, it is connected with the feed of first antenna 14；4th stationary contact 124 is connected with the feed of the second antenna 16, further include with
The third movable contact 126 of first stationary contact 102 connection.
In this embodiment, when first antenna 14 is not blocked by user, by third movable contact 126 and third stationary contact
122 are connected, so that the first antenna 14 not being blocked is received and transmitted signal as main collection antenna；When the second antenna 16
When not blocked by user, third movable contact 126 is connected with the 4th stationary contact 124, so that the second antenna 16 not being blocked is made
Based on collection antenna signal is received and transmitted.
In the above-described embodiments, between the feed of first antenna 14 and third stationary contact 122 by cable of cable TV and/
Or LCP radio frequency line connection；And/or second antenna 16 feed and the 4th stationary contact 124 between by cable of cable TV and/or
The connection of LCP radio frequency line；And/or pass through cable of cable TV between the movable contact and the first stationary contact 102 of feed switching switch 12
And/or LCP radio frequency line connection.
In this embodiment, cable of cable TV and/or LCP radio frequency line are smaller to the loss of signal strength, signal transmission
The attenuation rate of intensity is lower, the feed of connection, the second antenna 16 between the feed and third antenna 18 of first antenna 14 and
Connection between connection between four stationary contacts 124 and the movable contact and the first stationary contact 102 of feed switching switch 12 passes through
Cable of cable TV and/or LCP radio frequency line are realized, so that one in first antenna 14, the second antenna 16 or third antenna 18
When as main collection antenna, efficiently signal can be received and transmitted.
In the above embodiment, it is preferable that feed switching switch 12 is but is not limited to single-pole double-throw switch (SPDT) in the present embodiment；
And antenna change-over switch 10 is but is not limited to double-point double-throw switch.
In this embodiment, by single-pole double-throw switch (SPDT) by the first stationary contact 102 and first antenna 14 or the second antenna 16
Be connected, and by first antenna 14 or the second antenna 16 switching based on collect antenna；By double-point double-throw switch by third antenna 18 or
Collect antenna based on a switching in first antenna 14 and the second antenna 16, by third antenna 18 or first antenna 14 and second day
Another in line 16 is switched to diversity antenna, so that the antenna not being blocked as main collection antenna, efficiently carries out signal
It sends and receivees.
In the above embodiment, it is preferable that first antenna 14 and third antenna 18 be but be not limited to the whole network covering antenna,
Second antenna 16 at least covers 4G band antenna.
As shown in figure 4, the utility model embodiment provides the mobile terminal of another aspect, mobile terminal includes any of the above-described
Antenna switching system provided in technical solution, therefore mobile terminal provided by the utility model has any of the above-described technical side
Whole benefits of antenna switching system provided in case.
In the above embodiment, it is preferable that first antenna 14 and the second antenna 16 are separately positioned on mobile terminal one end
Two sides；The other end of mobile terminal is arranged in third antenna 18.
In this embodiment, when user holds mobile terminal, to the first antenna 14 of mobile terminal one end and second day
When the third antenna 18 of line 16 or the mobile terminal other end is blocked, main collection sending and receiving end is connected by antenna change-over switch 10
To the antenna not being blocked；While third antenna 18 is blocked, one in first antenna 14 and the second antenna 16 also by
User is blocked, then main collection sending and receiving end is connected in first antenna 14 and the second antenna 16 by feed switching switch 12 and is not hidden
The antenna of gear prevents antenna from the generation of the case where degradation for sending and receiving signal occur.
In the above embodiment, it is preferable that mobile terminal further include: center 20；And it is disposed around the of 20 both ends of center
One frame 22 and the second frame 24；First frame 22 is connect with center 20 by first connecting portion 26, the second frame 24 and center
20 are connected by second connecting portion 28；Wherein, first connecting portion 26 and second connecting portion 28 be located at the first frame 22 with
The middle part of second frame 24；The tie point of first antenna 14 and the second antenna 16 and the first frame 22 is located at first connecting portion
The tie point of 26 two sides, third antenna 18 and the second frame 24 is located at the side of second connecting portion 28.
In this embodiment, the first frame 22 is attached by first connecting portion 26 with center 20 so that center 20 and
First frame 22 steadily carries out appearance load to first antenna 14 and the second antenna 16, and first connecting portion 26 is to 14 He of first antenna
Second antenna 16 is isolated, and prevents first antenna 14 and the second antenna 16 from mutually generating interference；Second frame 24 passes through second
Interconnecting piece 28 is connect with center 20, so that center 20 and the second frame 24 steadily carry out appearance load to third antenna 18.
In the above embodiment, it is preferable that first antenna 14 includes the first grounding path 30, the second antenna 16 includes second
Grounding path 32, wherein the first grounding path 30 and the second grounding path 32 are connected with the first frame 22；Third antenna 18 wraps
Third grounding path 34 is included, third grounding path 34 is connected with the second frame 24.
In this embodiment, the first grounding path 30 and the second grounding path 32 are connected with the first frame 22, third ground connection
Path 34 is connected with the second frame 24, and for user when using mobile terminal, human body is as first antenna 14, the second antenna 16 and the
The equivalent ground connection of triantennary 18.
Fig. 2 shows the structural schematic diagrams of the antenna change-over switch of one embodiment according to the present utility model.
As shown in Figure 2 and Figure 4, the utility model embodiment carries out third antenna 18 and first antenna 14 or the using DPDT
The intelligence switching of two antennas 16, first antenna 14 and the second antenna 16 pass through when user holds mobile terminal call degradation
First antenna 14 or the transmitting-receiving of the second antenna 16 can be switched to third antenna 18 by software algorithm in CP.
Fig. 3 shows the structural schematic diagram of the feed switching switch of one embodiment according to the present utility model.
As shown in Figure 3 and Figure 4, when user carries out transverse screen game, the utility model embodiment uses similar SPDT
(Single Pole Double Throw, single-pole double throw) switchs (or the QAT3550 device for directlying adopt high pass) and carries out the
The left and right feed of one antenna 14 and the second antenna 16 exchanges, to guarantee that at least one antenna will not be held under transverse screen mode
Firmly lead to degradation.
SPDT switch, its working principle is that inputting all the way, two-way output carries out two choosings of output channel by software algorithm
One.
As Fig. 4 shows the structural schematic diagram of the mobile terminal of one embodiment according to the present utility model.
As shown in figure 4, first antenna 14 includes Ant0 feed, SPDT device is included at least, or directly adopt high pass
QAT3550 (integrated switch and variable capacitance function) is designed as principal antenna, the whole network covering；
30 indicate the first grounding path, include at least back the optional matching switch in ground or variable capacitance；
32 indicate the second grounding path, include at least back the optional matching switch in ground or variable capacitance；
Second antenna 16 includes Ant2 feed, is designed as switching antenna, includes at least main 4G frequency range；
The signal source that 36 expression Ant2 are introduced from the end Ant0, is designed using cable line or LCP radio frequency line；
38 indicate from mainboard end to first antenna 14 and second antenna 16 signal lead, penetrated using cable line or LCP
The design of frequency line；
10 indicate antenna change-over switch, i.e. DPDT device, predominantly first antenna 14 and the second antenna 16 and third antenna
18 handoff functionalities；
34 indicate third grounding path, include at least back the optional matching switch in ground or variable capacitance；
Third antenna 18 includes the feed of Ant1, includes at least back the optional matching switch in ground or variable capacitance；
22 be the first frame, and 24 be the second frame, and the first frame 22 and the second frame 24 are metal edge frame, is used for antenna
Radiating element；
40 expression frame breakpoints crack；
26 indicate first connecting portions, for being isolated first antenna 14 and the second antenna 16, and by metal edge frame and intermediate magnesium
(aluminium) alloy is connected；
28 indicate second connecting portions, for being isolated third antenna 18 and first antenna 14 and the second antenna 16, and by metal
Frame is connected with intermediate magnesium (aluminium) alloy；
42 indicate earphone socket；
44 indicate USB socket；
46 indicate speaker body；
When user is when using mobile phone, mobile phone is main communication antenna by the limited default Ant0 of software algorithm, in Ant0
Caused to be switched to Ant1 antenna when degradation by holding, when user's transverse screen plays game, Ant0 and Ant1 are held, at this time
Say that communication antenna is switched on Ant2 by software algorithm, to guarantee that at least one antenna performance is excellent.
In the description of this specification, term " connection ", " installation ", " fixation " etc. shall be understood in a broad sense, for example, " even
Connect " it may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, it can also be in
Between medium be indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in utility model.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are 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 embodiment or examples
In can be combined in any suitable manner.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of antenna switching system is used for mobile terminal characterized by comprising
Antenna change-over switch, including the first stationary contact, the second stationary contact and the first movable contact, the second movable contact；
Diversity sending and receiving end is connect with first movable contact；
Main collection sending and receiving end is connect with second movable contact；
Feed switching switch, one end are connected with first stationary contact, and the other end is connected with first antenna or the second antenna
It connects；
Third antenna is connected with second stationary contact；
Wherein, the diversity sending and receiving end passes through the switching of the antenna change-over switch connected state and the third antenna or described
One in first antenna and the second antenna is connected；The main collection sending and receiving end passes through the antenna change-over switch connected state
Switching is connected with another in the third antenna or the first antenna and the second antenna.
2. antenna switching system according to claim 1, which is characterized in that
Switching and the third antenna or described first of the diversity sending and receiving end by the antenna change-over switch connected state
One in antenna and the second antenna is connected, specifically:
First movable contact is connected with second stationary contact or first movable contact is connected with first stationary contact
It connects；
Switching and the third antenna or described first of the main collection sending and receiving end by the antenna change-over switch connected state
Another in antenna and the second antenna is connected, specifically:
Second movable contact is connected with second stationary contact, and second movable contact is connected with first stationary contact
It connects.
3. antenna switching system according to claim 2, which is characterized in that the feed switching, which switchs, includes:
Third stationary contact is connected with the feed of the first antenna；
4th stationary contact is connected with the feed of second antenna.
4. antenna switching system according to claim 3, which is characterized in that
It is connected between the feed of the first antenna and the third stationary contact by cable of cable TV and/or LCP radio frequency line；
And/or
It is connected between the feed of second antenna and the 4th stationary contact by cable of cable TV and/or LCP radio frequency line；
And/or
Pass through cable of cable TV and/or LCP radio frequency between the movable contact and first stationary contact of the feed switching switch
Line connection.
5. antenna switching system according to any one of claim 1 to 3, which is characterized in that
The feed switching switch is single-pole double-throw switch (SPDT)；And
The antenna change-over switch is double-point double-throw switch.
6. antenna switching system according to any one of claim 1 to 3, which is characterized in that
The first antenna and the third antenna are that the whole network covers antenna, and second antenna at least covers 4G frequency range day
Line.
7. a kind of mobile terminal characterized by comprising such as antenna switching system described in any one of claims 1 to 6.
8. mobile terminal according to claim 7, which is characterized in that
The first antenna and second antenna are separately positioned on the two sides of described mobile terminal one end；
The other end of the mobile terminal is arranged in the third antenna.
9. mobile terminal according to claim 7, which is characterized in that further include:
Center；And
It is disposed around first frame and the second frame at the center both ends；
First frame is connect with the center by first connecting portion, and second frame and the center connect by second
Socket part is connected；Wherein, the first connecting portion and the second connecting portion are located at first frame and described second
The middle part of frame；
The tie point of the first antenna and second antenna and first frame is located at the first connecting portion
The tie point of two sides, the third antenna and second frame is located at the side of the second connecting portion.
10. mobile terminal according to claim 9, which is characterized in that
The first antenna includes the first grounding path, and second antenna includes the second grounding path, wherein described first connects
Ground path and second grounding path are connected with first frame；
The third antenna includes third grounding path, and the third grounding path is connected with second frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822204100.2U CN209056587U (en) | 2018-12-26 | 2018-12-26 | Antenna switching system and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822204100.2U CN209056587U (en) | 2018-12-26 | 2018-12-26 | Antenna switching system and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
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| CN209056587U true CN209056587U (en) | 2019-07-02 |
Family
ID=67055303
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822204100.2U Active CN209056587U (en) | 2018-12-26 | 2018-12-26 | Antenna switching system and mobile terminal |
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| Country | Link |
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| CN (1) | CN209056587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021052483A1 (en) * | 2019-09-18 | 2021-03-25 | 华为技术有限公司 | Multi-antenna system and electronic device |
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2018
- 2018-12-26 CN CN201822204100.2U patent/CN209056587U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021052483A1 (en) * | 2019-09-18 | 2021-03-25 | 华为技术有限公司 | Multi-antenna system and electronic device |
| US11996625B2 (en) | 2019-09-18 | 2024-05-28 | Huawei Technologies Co., Ltd. | Multi-antenna system and electronic device |
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