CN108598683A - Antenna module and terminal - Google Patents
Antenna module and terminal Download PDFInfo
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- CN108598683A CN108598683A CN201810525478.4A CN201810525478A CN108598683A CN 108598683 A CN108598683 A CN 108598683A CN 201810525478 A CN201810525478 A CN 201810525478A CN 108598683 A CN108598683 A CN 108598683A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Abstract
The disclosure is directed to a kind of antenna module and terminal, which includes：First feed end is connected to the first segmentation by variable capacitance, and the first ground terminal is connected to the first segmentation by first switch, is had the gap between the first segmentation and the second segmentation；Make inverse-F antenna cover the frequency range of low frequency and intermediate frequency by the switching of first switch and the capacitance variation of variable capacitance and realize the multiple-input, multiple-output MIMO functions of high frequency；Second ground terminal of tricyclic LOOP antennas is connected to the second radiator by second switch, and a branch in the second radiator switchs the first capacitance of connection or the second capacitance by third；The switching switched by second switch, third so that three LOOP antennas cover the frequency range of high frequency, and realize the MIMO functions of intermediate frequency.The technical solution can have good low, middle and high frequency radiation efficiency, while can also realize the function of diversity antenna MIMO in smaller headroom environment.
Description
Technical field
This disclosure relates to field of antenna more particularly to antenna module and terminal.
Background technology
The terminal of comprehensive screen has become a kind of Design trend and also primary antenna is required not only to want while screen increases
It realizes the signal radiation of the basic, normal, high frequency range of primary antenna, while also there is diversity antenna MIMO (Multiple-Input
Multiple-Output, multiple-input, multiple-output) function come promoted complete machine signal reception ability (increase signal bandwidth and transmission
Rate).These all design for terminal antenna and bring challenge, especially for the primary antenna positioned at terminal lower part, comprehensive screen
The headroom for reducing terminal antenna causes the bandwidth of operation of antenna to narrow, and the MIMO functions that primary antenna carries may require that its tool
There are more bandwidth of operation.So how to utilize existing structure, antenna as well as possible is made, becomes more and more real need
It asks.
Invention content
The embodiment of the present disclosure provides antenna module and terminal.The technical solution is as follows：
According to the first aspect of the embodiments of the present disclosure, a kind of antenna module is provided, including：
Inverse-F antenna, including the first feed end, the first ground terminal and the first radiator, first radiator include first
Segmentation and the second segmentation have the gap between first segmentation and second segmentation；First feed end is by can power transformation
Appearance is connected to first segmentation, and first ground terminal is connected to first segmentation by first switch, wherein passes through institute
The capacitance variation of the switching and the variable capacitance of stating first switch makes inverse-F antenna covering low frequency and intermediate frequency
Frequency range, and realize the multiple-input, multiple-output MIMO functions of high frequency；
Tricyclic LOOP antennas, including the second feed end, the second ground terminal and the second radiator, second ground terminal pass through
Second switch is connected to second radiator, and a branch in second radiator passes through third switch the first electricity of connection
Perhaps the second capacitance；Wherein, the switching switched by the second switch, third so that the three LOOP antennas covering
The frequency range of high frequency, and realize the MIMO functions of intermediate frequency.
In one embodiment, first feed end and the variable capacitance are located at the first branch of the inverse-F antenna,
First ground terminal and first switch are located at the second branch of the inverse-F antenna, the first branch and the second branch
It is parallel, and the first branch and the second branch with first sectional vertical；
It is switched to be connected to first ground terminal and first segmentation in the first switch, the variable capacitance
When capacitance is configured as the first capacitance, the first low-frequency range in the inverse-F antenna covering low frequency；In the first switch quilt
It is switched to connection first ground terminal and first segmentation, the capacitance of the variable capacitance is configured as the second capacitance
When, the inverse-F antenna covers the first Mid Frequency in the second low-frequency range and intermediate frequency in low frequency；
It is switched to disconnect the connection between first ground terminal and first segmentation in the first switch, it is described
When the capacitance of variable capacitance is configured as third capacitance, the second Mid Frequency in the inverse-F antenna covering intermediate frequency, and pass through
The multiple-input, multiple-output MIMO functions of high frequency are realized in the coupling of first segmentation and the second segmentation.
In one embodiment, the three LOOP antennas include：Where second feed end to second ground terminal
Branch formed the first LOOP, second feed end to the third switch where branch formed the 2nd LOOP, it is described
The 3rd LOOP that second feed end to third branch is formed；
In the case where the third is switched and is disconnected, the second switch be switched to be connected to second ground terminal and
When second radiator, the first high band in the three LOOP antennas covering high frequency；It is switched in the second switch
When disconnecting the connection between second ground terminal and second radiator, second in the three LOOP antennas covering high frequency
High band；
It is described in the case where the second switch is switched to be connected to second ground terminal and second radiator
When third switch is switched to the first capacitance of connection, the three LOOP antennas realize the MIMO work(of the third Mid Frequency in intermediate frequency
Energy；When the third switch is switched to the second capacitance of connection, the three LOOP antennas realize the 4th Mid Frequency in intermediate frequency
MIMO functions.
In one embodiment, first segmentation includes the first part of the metal edge frame of terminal；
Second segmentation includes the second part of the metal edge frame of terminal.
In one embodiment, second radiator includes the part in second segmentation.
In one embodiment, the capacitance variation range of the variable capacitance includes being more than 0 to be less than 10pf.
In one embodiment, the range of the capacitance of first capacitance and second capacitance includes being less than more than 0
10pf。
In one embodiment, the third switch is single-pole double-throw switch (SPDT).
In one embodiment, first ground terminal connects the ground wire on terminal mainboard by the first shrapnel；
Second ground terminal connects the ground wire on terminal mainboard by the second shrapnel；
According to the second aspect of the embodiment of the present disclosure, a kind of terminal, including above-mentioned antenna module are provided.
The technical scheme provided by this disclosed embodiment can include the following benefits：The present embodiment can be normal one
Under the headroom of a antenna, antenna, that is, inverse-F antenna and three LOOP antennas, the two antennas that setting two works independently are independent of each other,
The switching of inverse-F antenna first switch and the capacitance variation of the variable capacitance make inverse-F antenna covering low frequency and
The frequency range of intermediate frequency, and realize the reception multiple-input, multiple-output MIMO functions of high frequency；The three LOOP antennas are opened by second switch, third
The switching of pass so that the frequency range of the three LOOP antennas covering high frequency, and realize the reception MIMO function antennas of intermediate frequency,
This such antenna module can have good low, middle and high frequency radiation efficiency, while can also realize in smaller headroom environment
The function of diversity antenna MIMO has excellent antenna radiation performance, overcome shield comprehensively the efficiency that small headroom brings decline and
Bandwidth such as narrows at the adverse effects.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not
The disclosure can be limited.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of structure chart of antenna module shown according to an exemplary embodiment.
Fig. 2 is a kind of structure chart of inverse-F antenna shown according to an exemplary embodiment.
Fig. 3 is a kind of structure chart of tricyclic LOOP antennas shown according to an exemplary embodiment.
Fig. 4 is a kind of block diagram of terminal shown according to an exemplary embodiment.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of structure chart of antenna module shown according to an exemplary embodiment, as shown in Figure 1, the antenna sets
Part 1 includes inverse-F antenna 11 and three LOOP (ring) antenna 12.
Here, Fig. 2 is a kind of structure chart of inverse-F antenna 11 shown according to an exemplary embodiment, as shown in Fig. 2, should
Inverse-F antenna 11 includes the first feed end 111, the first ground terminal 112 and the first radiator 113, and first radiator 113 includes
First segmentation 1131 and the second segmentation 1132 have the gap 113A between first segmentation 1131 and second segmentation 1132；
First feed end 111 is connected to first segmentation 1131 by variable capacitance 114, which can pass through
Voltage changes the capacitance of variable capacitance 114；First ground terminal 112 is connected to described first point by first switch 115
Section 1131, the first switch 115 can be switched to the first ground terminal 112 and first of connection segmentation 1131, can also be switched
For the connection for disconnecting between the first ground terminal 112 and first segmentation 1131.Wherein, it is cut by the switch of the first switch 115
It changes and makes the inverse-F antenna cover the frequency range of low frequency and intermediate frequency with the capacitance variation of the variable capacitance 114, and realize high
The reception multiple-input, multiple-output MIMO functions of frequency.
Here, Fig. 3 is a kind of structure chart of tricyclic LOOP antennas shown according to an exemplary embodiment, as shown in figure 3,
Tricyclic LOOP antennas 12 include the second feed end 121, the second ground terminal 122 and the second radiator 123, second ground terminal
122 are connected to second radiator 123 by second switch 124, which can be switched to connection second and connect
Ground terminal 122 and second radiator 123, the second switch 124 can be switched to disconnect the second ground terminal 122 and described the
Connection between two radiators 123；A branch 1231 in second radiator 123 passes through the connection of third switch 125 the
One capacitance 126 or the second capacitance 127；The third switch 125 can be switched to the first capacitance 126 of connection, or be switched to
Connect the second capacitance 127；Wherein, pass through the switching of the second switch 124, third switch 125 so that three LOOP
Antenna 12 covers the frequency range of high frequency, and realizes the MIMO functions of intermediate frequency.
Here, the three LOOP antennas compared to list LOOP with preferable broadband covering performance, make three LOOP antennas compared with
Under small obstruction clearance criteria, the signal radiation of high frequency not only may be implemented, meanwhile, newly-increased LOOP structures can help its extension letter
Number radiation bandwidth completes the signal radiation of intermediate frequency MIMO.It is wider than the bandwidth of common LOOP antennas, overcome shield comprehensively it is small net
The adverse effects such as the efficiency that blanking bar comes declines and bandwidth narrows.
Two antenna, that is, the inverse-F antennas and three to work independently can be arranged under the headroom of a normal antenna in the present embodiment
LOOP antennas, the two antennas are independent of each other, and the capacitance of the switching of inverse-F antenna first switch and the variable capacitance becomes
Change the frequency range so that the inverse-F antenna covering low frequency and intermediate frequency, and realizes the reception multiple-input, multiple-output MIMO functions of high frequency；This three
The switching that LOOP antennas are switched by second switch, third so that the frequency range of the three LOOP antennas covering high frequency, and
Realize that the reception MIMO function antennas of intermediate frequency, this such antenna module can have good low in smaller headroom environment
Medium-high frequency radiation efficiency, while can also realize the function of diversity antenna MIMO, there is excellent antenna radiation performance, overcome complete
The adverse effects such as the efficiency that the small headroom of face is brought declines and bandwidth narrows.
In a kind of possible embodiment, as shown in Fig. 2, first feed end 111 and the variable capacitance 114
In the first branch of the inverse-F antenna 11, first ground terminal 112 and first switch 115 are located at the second of the inverse-F antenna
Branch, the first branch is parallel with the second branch, and the first branch and the second branch are with described first
Segmentation 1131 is vertical.
In this way, being switched to be connected to first ground terminal 112 and first segmentation 1131 in the first switch 115
When, when the capacitance of the variable capacitance 114 is configured as the first capacitance, the inverse-F antenna 11 covers first in low frequency
Low-frequency range；It is switched to be connected to first ground terminal 112 and first segmentation 1131 in the first switch 115, it is described
When the capacitance of variable capacitance 114 is configured as the second capacitance, the second low-frequency range in the inverse-F antenna covering low frequency is in
The first Mid Frequency in frequency；It is switched to disconnect first ground terminal 112 and first segmentation in the first switch 115
Connection between 1131, when the capacitance of the variable capacitance 114 is configured as third capacitance, the inverse-F antenna 11 covers
The second Mid Frequency in the second low-frequency range and intermediate frequency in low frequency, and pass through the coupling of the first segmentation 1131 and the second segmentation 1132
Realize the multiple-input, multiple-output MIMO functions of high frequency.
It is exemplary, when inverse-F antenna 11 is shape shown in Fig. 2, it is switched to be connected to described first in first switch 115
When ground terminal 112 and first segmentation 1131, when the capacitance of the variable capacitance 114 is configured as 8.35pf, the inverted f
Antenna can cover the first low-frequency range in low frequency：GSM (Global System for Mobile Communications, entirely
Ball mobile communcations system) 850.It is switched to be connected to first ground terminal 112 and first segmentation in first switch 115
When 1131, when the capacitance of the variable capacitance 114 is configured as 5.42pf, the inverse-F antenna can cover in low frequency
One low-frequency range：GSM900；And the first Mid Frequency in intermediate frequency：2000-2170MHz.It is switched to disconnect in first switch 115
First ground terminal 112 and it is described first segmentation 1131 between connection when, the capacitance of the variable capacitance 114 is configured
For 9.72pf when, the inverse-F antenna 11 can cover the second Mid Frequency in intermediate frequency：1710-2000MHz；And pass through first point
The multiple-input, multiple-output MIMO functions of high frequency 2500-2700MHz (frequency range of BAND41 work) are realized in the coupling of section and the second segmentation, should
Diversity/MIMO function can enhance antenna performance.
The first feed end can be arranged in the present embodiment and variable capacitance is located at the first branch of the inverse-F antenna, and described
One ground terminal and first switch are located at the second branch of the inverse-F antenna, and the first branch is parallel with the second branch, and
The first branch and the second branch with first sectional vertical, in this way, passing through the switching of first switch and variable
The capacitance variation of capacitance makes the multiple-input, multiple-output MIMO functions of inverse-F antenna covering low frequency, intermediate frequency and high frequency；It is simple in structure
Easily realize.
In a kind of possible embodiment, as shown in figure 3, the three LOOP antennas 12 include：Second feed end
The first LOOP that branch where 121 to second ground terminal 122 is formed, second feed end 121 to the third are opened
Close the 2nd LOOP of 125 place branches 1231 formation, the third that second feed end 121 to third branch 1232 is formed
LOOP。
Here, three LOOP antennas 12 to the covering of high frequency are realized by the 3rd LOOP in Fig. 3, at this point, institute
State the disconnection of third switch 125；Small headroom due to shielding terminal comprehensively leads to the narrower bandwidth of single LOOP antennas, it is difficult to cover
The wide band radiation of 2300-2700MHz, the present embodiment realize two frequencies of high frequency by changing the matching value of the 3rd LOOP carries
Section；When the second switch 124 is switched to be connected to second ground terminal 122 and second radiator 123, described three
LOOP antennas 12 cover the first high band in high frequency；It is switched to disconnect second ground terminal in the second switch 124
When connection between 122 and second radiator 123, the second high band in the three LOOP antennas covering high frequency.
Here, three LOOP antennas 12 to the realization of intermediate frequency MIMO functions are realized by the first LOOP in Fig. 3,
The MIMO functions of intermediate frequency are realized by the switching of the end third switch 125 of the first LOOP, are connected not at third switch 125
Same capacitance can change the frequency deviation of intermediate frequency resonance, described when third switch 125 is switched to the first capacitance 126 of connection
Three LOOP antennas realize the MIMO functions of the third Mid Frequency in intermediate frequency；The third switch 125 is switched to the second electricity of connection
When holding 127, the three LOOP antennas 12 realize the MIMO functions of the 4th Mid Frequency in intermediate frequency.
It is exemplary, when three LOOP antennas are shape shown in Fig. 3, in the case where the third switch 125 disconnects, institute
When stating second switch 124 and being switched to be connected to second ground terminal 122 and second radiator 123, described three LOOP days
Line 12 can cover the frequency range 2500-2700MHz of the first high band i.e. BAND41 work in high frequency；The second switch 124
When being switched to disconnect the connection between second ground terminal 122 and second radiator 123, the three LOOP antennas 12
The frequency range 2300-2400MHz of the second high band i.e. BAND40 work in high frequency can be covered.In 124 quilt of the second switch
In the case of being switched to connection second ground terminal 122 and second radiator 123, the third switchs the company of being switched to
When meeting the first capacitance 126 (capacitance 1pf), the three LOOP antennas realize that the MIMO functions of the third Mid Frequency in intermediate frequency are
The frequency range 2.11-2.17GHz of B1 MIMO DRX work；Third switch is switched to the second capacitance of connection, and (capacitance is
When 3.9pf), the three LOOP antennas 12 realize MIMO functions, that is, B3 MIMO DRX work of the 4th Mid Frequency in intermediate frequency
Frequency range 1.805-1.88GHz.
The first LOOP that the present embodiment can be formed as the branch where second feed end to second ground terminal,
The 2nd LOOP that branch where second feed end is switched to the third is formed, second feed end to third branch shape
At the 3rd LOOP, in this way, making three LOOP antennas cover high frequency and intermediate frequency by the switching that second switch and third switch
MIMO functions, structure is simple and easy to implement.
In a kind of possible embodiment, as shown in Figure 1 or 2, first segmentation 1131 includes the metal of terminal
The first part of frame；Second segmentation 1132 includes the second part of the metal edge frame of terminal.
With reference to figure 1 and Fig. 2, when terminal is the terminal with metal edge frame, the metal edge frame of the terminal can be selected
First part is as the first segmentation 1131, using the second part of the metal edge frame of the terminal as the second segmentation 1132.Such as Fig. 2 institutes
Show, has the gap 113A between first segmentation 1131 and the second segmentation 1132, the other end of first segmentation 1131 also has the gap
113B, gap 113B convenient antennas signal are radiated to free space.
Here, the other parts of the inverse-F antenna and three LOOP antennas can pass through LDS (Laser Direct
Structuring, laser direct forming) technology completes.
The present embodiment can be using a part for the metal edge frame of terminal as the first segmentation and the second segmentation, and utilization is existing
Metal edge frame makees antenna, reduces antenna occupied space.
In a kind of possible embodiment, with reference to figure 1, Fig. 2 and Fig. 3, second radiator 123 includes described second
A part in segmentation 1132.
Here, in conjunction with reference to figure 1, Fig. 2 and Fig. 3, the 3rd LOOP in second radiator 123 includes the second segmentation 1132
In a part, the shared parts of second radiator 123 and second segmentation 1132 can be the metal edge frame of terminal.
Second radiator described in the present embodiment includes the part in second segmentation, in this way, the second radiator and the
Two-section common sparing circuit, reduces the occupied space of antenna.
In a kind of possible embodiment, the capacitance variation range of the variable capacitance includes being more than 0 to be less than 10pf.
The capacitance of the variable capacitance of the present embodiment is more than 0 and is less than 10pf, and capacitance changes 0 between 10pf, can be with
Antenna module is set to have better performance.
In a kind of possible embodiment, the range of the capacitance of first capacitance and second capacitance includes big
It is less than 10pf in 0.
The capacitance of first capacitance of the present embodiment and second capacitance is more than 0 and is less than 10pf, and capacitance is 0 to 10pf
Between change, antenna module can be made to have better performance.
In a kind of possible embodiment, as shown in figure 3, the third switch 125 is single-pole double-throw switch (SPDT).In this way,
The third switch 125 can be switched to so that branch 1231 connects the first capacitance 126, or is switched to so that branch 1231
Connect the second capacitance 127.
Third switch in the present embodiment is single-pole double-throw switch (SPDT), can so be switched to the first capacitance of connection, or
It is switched to the second capacitance of connection, is realized simple.
In a kind of possible embodiment, first ground terminal 112 is connected by the first shrapnel on terminal mainboard
Ground wire；Second ground terminal 122 connects the ground wire on terminal mainboard by the second shrapnel.
The first ground terminal connects the ground wire on terminal mainboard by the first shrapnel in this implementation；Second ground terminal passes through
Two shrapnels connect the ground wire on terminal mainboard, so realize the ground connection of the first ground terminal and the second ground terminal, realize simple.
The present embodiment also provides a kind of terminal, which includes above-mentioned antenna module 1, which can be that headroom is smaller
Comprehensive screen terminal, which can be located at the lower part of terminal, two kinds of forms of framework in the space of an antenna
I.e. to F antennas and three LOOP antennas, two antennas are independent of each other antenna；Antenna module can not only cover the basic, normal, high of primary antenna
The requirement of frequency signal radiation, while the reception MIMO of diversity antenna can also be met, there is excellent 2G, 3G, 4G antenna radiation performance.
Fig. 4 is a kind of block diagram of terminal shown according to an exemplary embodiment, for example, terminal 400 can be mobile electricity
Words, game console, computer, tablet device, personal digital assistant etc..
Device 400 may include following one or more components：Processing component 401, memory 402, power supply module 403,
Multimedia component 404, audio component 405, input/output (I/O) interface 406, sensor module 407 and communication component
408。
The integrated operation of 401 usual control device 400 of processing component, such as with display, call, data communication, phase
Machine operates and record operates associated operation.Processing component 401 may include that one or more processors 420 refer to execute
It enables, to perform all or part of the steps of the methods described above.In addition, processing component 401 may include one or more modules, just
Interaction between processing component 401 and other assemblies.For example, processing component 401 may include multi-media module, it is more to facilitate
Interaction between media component 404 and processing component 401.
Memory 402 is configured as storing various types of data to support the operation in device 400.These data are shown
Example includes instruction for any application program or method that are operated on device 400, contact data, and telephone book data disappears
Breath, picture, video etc..Memory 402 can be by any kind of volatibility or non-volatile memory device or their group
It closes and realizes, such as static RAM (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable to compile
Journey read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash
Device, disk or CD.
Power supply module 403 provides electric power for the various assemblies of device 400.Power supply module 403 may include power management system
System, one or more power supplys and other generated with for device 400, management and the associated component of distribution electric power.
Multimedia component 404 is included in the screen of one output interface of offer between described device 400 and user.One
In a little embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding action
Boundary, but also detect duration and pressure associated with the touch or slide operation.In some embodiments, more matchmakers
Body component 404 includes a front camera and/or rear camera.When device 400 is in operation mode, such as screening-mode or
When video mode, front camera and/or rear camera can receive external multi-medium data.Each front camera and
Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio component 405 is configured as output and/or input audio signal.For example, audio component 405 includes a Mike
Wind (MIC), when device 400 is in operation mode, when such as call model, logging mode and speech recognition mode, microphone by with
It is set to reception external audio signal.The received audio signal can be further stored in memory 402 or via communication set
Part 408 is sent.In some embodiments, audio component 405 further includes a loud speaker, is used for exports audio signal.
The interface 406 of I/O provides interface, above-mentioned peripheral interface module between processing component 401 and peripheral interface module
Can be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and
Locking press button.
Sensor module 407 includes one or more sensors, and the state for providing various aspects for device 400 is commented
Estimate.For example, sensor module 407 can detect the state that opens/closes of device 400, and the relative positioning of component, for example, it is described
Component is the display and keypad of device 400, and sensor module 407 can be with 400 1 components of detection device 400 or device
Position change, the existence or non-existence that user contacts with device 400,400 orientation of device or acceleration/deceleration and device 400
Temperature change.Sensor module 407 may include proximity sensor, be configured to detect without any physical contact
Presence of nearby objects.Sensor module 407 can also include optical sensor, such as CMOS or ccd image sensor, at
As being used in application.In some embodiments, which can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 408 is configured to facilitate the communication of wired or wireless way between device 400 and other equipment.Device
400 can access the wireless network based on communication standard, such as WiFi, and 2G or 3G or combination thereof, the communication component include figure
Antenna module shown in 1；In one exemplary embodiment, communication component 408 receives via broadcast channel and comes from external broadcasting
The broadcast singal or broadcast related information of management system.In one exemplary embodiment, the communication component 408 further includes close
Field communication (NFC) module, to promote short range communication.For example, radio frequency identification (RFID) technology, infrared number can be based in NFC module
It is realized according to association (IrDA) technology, ultra wide band (UWB) technology, bluetooth (BT) technology and other technologies.
In the exemplary embodiment, device 400 can be believed by one or more application application-specific integrated circuit (ASIC), number
Number processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing the above method.
In the exemplary embodiment, it includes the non-transitorycomputer readable storage medium instructed, example to additionally provide a kind of
Such as include the memory 402 of instruction, above-metioned instruction can be executed by the processor 420 of device 400 to complete the above method.For example,
The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk
With optical data storage devices etc..
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and includes the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (10)
1. a kind of antenna module, which is characterized in that including：
Inverse-F antenna, including the first feed end, the first ground terminal and the first radiator, first radiator include the first segmentation
With the second segmentation, had the gap between first segmentation and second segmentation；First feed end is connected by variable capacitance
It is connected to first segmentation, first ground terminal is connected to first segmentation by first switch, wherein passes through described the
The switching of one switch and the capacitance variation of the variable capacitance make the frequency of inverse-F antenna the covering low frequency and intermediate frequency
Section, and realize the multiple-input, multiple-output MIMO functions of high frequency；
Tricyclic LOOP antennas, including the second feed end, the second ground terminal and the second radiator, second ground terminal pass through second
Switch be connected to second radiator, a branch in second radiator by third switch connection the first capacitance or
Second capacitance；Wherein, the switching switched by the second switch, third so that the three LOOP antennas cover high frequency
Frequency range, and realize intermediate frequency MIMO functions.
2. antenna module according to claim 1, which is characterized in that first feed end and the variable capacitance are located at
The first branch of the inverse-F antenna, first ground terminal and first switch are located at the second branch of the inverse-F antenna, described
The first branch is parallel with the second branch, and the first branch and the second branch with first sectional vertical；
It is switched to be connected to first ground terminal and first segmentation, the capacitance of the variable capacitance in the first switch
When value is configured as the first capacitance, the first low-frequency range in the inverse-F antenna covering low frequency；It is switched in the first switch
To be connected to first ground terminal and first segmentation, when the capacitance of the variable capacitance is configured as the second capacitance,
The first Mid Frequency in the second low-frequency range and intermediate frequency in the inverse-F antenna covering low frequency；
It is switched to disconnect the connection between first ground terminal and first segmentation in the first switch, it is described variable
When the capacitance of capacitance is configured as third capacitance, the second Mid Frequency in the inverse-F antenna covering intermediate frequency, and pass through first
The multiple-input, multiple-output MIMO functions of high frequency are realized in the coupling of segmentation and the second segmentation.
3. antenna module according to claim 1, which is characterized in that the three LOOP antennas include：Second feed
Branch where holding the first LOOP formed to the branch where second ground terminal, second feed end to the third to switch
The 2nd LOOP, the 3rd LOOP that second feed end to third branch is formed that road is formed；
In the case where the third is switched and disconnected, it is switched to be connected to second ground terminal and described in the second switch
When the second radiator, the first high band in the three LOOP antennas covering high frequency；It is switched to disconnect in the second switch
When connection between second ground terminal and second radiator, the second high frequency in the three LOOP antennas covering high frequency
Section；
In the case where the second switch is switched to be connected to second ground terminal and second radiator, the third
When switch is switched to the first capacitance of connection, the three LOOP antennas realize the MIMO functions of the third Mid Frequency in intermediate frequency；Institute
When stating third switch and being switched to the second capacitance of connection, the three LOOP antennas realize the MIMO work(of the 4th Mid Frequency in intermediate frequency
Energy.
4. antenna module according to claim 1, which is characterized in that
First segmentation includes the first part of the metal edge frame of terminal；
Second segmentation includes the second part of the metal edge frame of terminal.
5. antenna module according to claim 1, which is characterized in that
Second radiator includes the part in second segmentation.
6. antenna module according to claim 1, which is characterized in that the capacitance variation range of the variable capacitance includes
It is less than 10pf more than 0.
7. antenna module according to claim 1, which is characterized in that the capacitance of first capacitance and second capacitance
The range of value includes being more than 0 to be less than 10pf.
8. antenna module according to claim 1, which is characterized in that the third switch is single-pole double-throw switch (SPDT).
9. antenna module according to claim 1, which is characterized in that
First ground terminal connects the ground wire on terminal mainboard by the first shrapnel；
Second ground terminal connects the ground wire on terminal mainboard by the second shrapnel.
10. a kind of terminal, which is characterized in that including claim 1 to 9 any one of them antenna module.
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| CN201810525478.4A CN108598683B (en) | 2018-05-28 | 2018-05-28 | Antenna assembly and terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810525478.4A CN108598683B (en) | 2018-05-28 | 2018-05-28 | Antenna assembly and terminal |
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| CN108598683A true CN108598683A (en) | 2018-09-28 |
| CN108598683B CN108598683B (en) | 2020-10-13 |
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| CN201810525478.4A Active CN108598683B (en) | 2018-05-28 | 2018-05-28 | Antenna assembly and terminal |
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| CN108598683B (en) | 2020-10-13 |
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