CN106953160A - terminal and its antenna structure - Google Patents
terminal and its antenna structure Download PDFInfo
- Publication number
- CN106953160A CN106953160A CN201710204816.XA CN201710204816A CN106953160A CN 106953160 A CN106953160 A CN 106953160A CN 201710204816 A CN201710204816 A CN 201710204816A CN 106953160 A CN106953160 A CN 106953160A
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- China
- Prior art keywords
- antenna structure
- terminal
- radiation area
- aerial radiation
- antenna
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
Abstract
The invention discloses terminal and its antenna structure, privacy protection set.Antenna structure is applied to the terminal of metal shell, and antenna structure includes aerial radiation area and the USB C interface coupled with the aerial radiation area.Aerial radiation area is to be separated out the metal shell of the terminal by slit system, aerial radiation area is connected to adjust the adjusting means of the antenna structure resonant frequency, and multiple distributing points are set in aerial radiation area, use couple feed, the resonant frequency of antenna structure is adjusted using adjusting means, different frequency range combinations are obtained, the covering of the domestic the whole network passband section of antenna structure is realized.Multiple distributing points switch to radiofrequency signal and ground signalling different distributing points by switching switch, to obtain different resonant frequencies, equivalent to the switching for carrying out virtual-antenna, the current path of antenna structure have changed, under can successfully realizing that right-hand man grips, the balance of antenna performance.
Description
【Technical field】
The present invention relates to communication technical field, more particularly to terminal and its antenna structure.
【Background technology】
In recent years, with the fast development of mobile terminal smart mobile phone, smart mobile phone enters the all-metal industrial design epoch,
Huge challenge is brought in the complex electromagnetic environment of all-metal construction and limited space to antenna for mobile phone design.Current all-metal is whole
Machine metal structure, the clearance zone environment of antenna increasingly comes small, the factor such as the device put around clearance zone is a lot, causes full gold
Category shell mobile phone antenna performance is increasingly difficult to broadband and high radiation efficiency, and market for realize domestic the whole network it is logical and
The broadband of the antenna for mobile phone of overseas frequency range (700MHZ) communication and performance have very extensive demand, therefore the domestic the whole network of all-metal leads to
Turn into the study hotspot of numerous scholars and manufacturer with the antenna for mobile phone of overseas band communication.
Therefore, how to design it is a kind of suitable for full metal jacket mobile terminal and can realize broadband and high radiation efficiency
Antenna structure turn into technical problem urgently to be resolved hurrily.
【The content of the invention】
The present invention is increasingly difficult to broadband and high spoke for full metal jacket mobile phone antenna performance in the prior art
The technical problem of efficiency is penetrated there is provided terminal and its antenna structure, technical scheme is as follows：
To achieve the above object, the present invention provides antenna structure, it is adaptable to the terminal of metal shell, the antenna structure bag
Include：
The aerial radiation area for being separated out the metal shell of the terminal by slit system, the aerial radiation area connection is used
In the adjusting means of the regulation antenna structure resonant frequency, and multiple distributing points, multiple distributing points are set in aerial radiation area
Radiofrequency signal and ground signalling are switched to different distributing points by switching switch, to obtain different resonant frequencies；And
The USB-C interfaces coupled with the aerial radiation area；
Alternatively, multiple distributing points are included positioned at the first excitation distributing point of the USB-C interfaces side and positioned at USB-C
Second excitation distributing point of interface opposite side；
Radiofrequency signal and ground signalling are switched to the first excitation feedback by the switching switch according to the control signal received
Electricity point or the second excitation distributing point, wherein, the control signal is less than this pair to determine the radiofrequency signal in corresponding frequency band
Produced during the respective threshold for answering frequency range.
Alternatively, the USB-C interfaces are arranged at the correspondence position of aerial radiation area end middle position.
Alternatively, aerial radiation area end middle position 0.5-2.5mm described in the USB-C interface distances.
Alternatively, distributing point 4-6mm described in the USB-C interface distances.
Alternatively, the USB-C interfaces are connected to the ground of the circuit board of the terminal.
Alternatively, the aerial radiation area is connected to the ground of the circuit board of the terminal.
Alternatively, the adjusting means includes tunable capacitor, and the tunable capacitor is used for according to the control signal received
The capacity of the tunable capacitor is controlled to adjust, to adjust the resonant frequency；
The adjusting means also includes single-pole double-throw switch (SPDT), and the single-pole double-throw switch (SPDT) includes moved end and not moved end, described
Moved end is not connected to the distributing point, and the not moved end is used for according to the two regulation circuits of control signal control access received
In any one or disconnect.
Alternatively, the width range of the slit system is 1.5-2.5mm.
In addition, to achieve the above object, the present invention also proposes terminal, including：Antenna structure described above.
The beneficial effect of the embodiment of the present invention is, antenna structure provided in an embodiment of the present invention, it is adaptable to metal shell
Terminal, the antenna structure includes aerial radiation area and the USB-C interfaces that are coupled with the aerial radiation area.Aerial radiation area
To be separated out the metal shell of the terminal by slit system, slit system is divided aerial radiation area and metallic ground area
Every, be beneficial to optimize antenna structure radiance, using slit system replace three-stage metal back cover structure, improve outside terminal
The aesthetic property of shell.USB-C interfaces couple generation hyperfrequency resonance with aerial radiation area, and the aerial radiation area is connected to
The adjusting means of the antenna structure resonant frequency is adjusted, and distributing point is set in aerial radiation area, using couple feed, is used
Adjusting means adjusts the resonant frequency of antenna structure, obtains different frequency range combinations, realizes the domestic the whole network passband section of antenna structure
Covering.
And during user grips terminal, the distributing point of antenna structure may be blocked, when distributing point is by user
Hand covering and influence signal feed-in, and then influence antenna radiance.By being set in the aerial radiation area of antenna structure
Multiple distributing points are put, multiple distributing points switch to radiofrequency signal and ground signalling different distributing points by switching switch, with
Obtain different resonant frequencies.Radiofrequency signal and ground signalling are switched to different feed points using switching switch, equivalent to entering
The switching of row virtual-antenna, have changed the current path of antenna structure, obtain different resonance, meets the use of multiband and needs
Ask, more resonant conditions are combined into by radiofrequency signal and ground signalling, the bandwidth that meeting single feed point can not cover is needed
Ask, under can successfully realizing that right-hand man grips, the balance of antenna performance.
【Brief description of the drawings】
One or more embodiments are illustrative by the picture in corresponding accompanying drawing, these exemplary theorys
The element with same reference numbers label is expressed as similar element in the bright restriction not constituted to embodiment, accompanying drawing, removes
Composition is not limited the non-figure having in special statement, accompanying drawing.
Fig. 1 is the hardware architecture diagram for the mobile terminal for realizing each embodiment of the invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is the structural representation of antenna structure provided in an embodiment of the present invention；
Fig. 4 is the structural representation of terminal provided in an embodiment of the present invention；
The structural representation for the antenna structure that Fig. 5 provides for another embodiment of the present invention；
The standing wave pattern for the antenna structure that Fig. 6 a, 6b provide for another embodiment of the present invention；
The structural representation for the terminal that Fig. 7 provides for another embodiment of the present invention；
The structural representation for the antenna structure that Fig. 8 provides for further embodiment of this invention；
The impedance operator figure for the antenna structure that Fig. 9 a, 9b, 9c, 9d provide for further embodiment of this invention；
The far field design sketch for the antenna structure that Figure 10 a, 10b, 10c provide for further embodiment of this invention；
The impedance operator figure for the antenna structure that Figure 11 a, 11b, 11c, 11d provide for yet another embodiment of the invention；
The far field design sketch for the antenna structure that Figure 12 a, 12b, 12c provide for yet another embodiment of the invention；
The standing wave pattern for the antenna structure that Figure 13 provides for another embodiment of the present invention；
The efficiency comparative's figure for the antenna structure that Figure 14 a, 14b provide for another embodiment of the present invention；
The standing wave pattern for the antenna structure that Figure 15 provides for further embodiment of this invention；
The efficiency comparative's figure for the antenna structure that Figure 16 a, 16b provide for further embodiment of this invention；
The efficiency comparative's figure for the antenna structure that Figure 17 a, 17b provide for yet another embodiment of the invention；
The efficiency comparative's figure for the antenna structure that Figure 18 provides for further embodiment of this invention；
The efficiency comparative's figure for the antenna structure that Figure 19 provides for yet another embodiment of the invention；
The structural representation for the terminal that Figure 20 provides for yet another embodiment of the invention；
The structural representation for the antenna structure that Figure 21 provides for a further embodiment of the present invention；
The structural representation for the terminal that Figure 22 provides for a further embodiment of the present invention.
【Embodiment】
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
Unless otherwise defined, technology all used in this specification and scientific terminology are led with belonging to the technology of the present invention
The implication that the technical staff in domain is generally understood that is identical.Used term is to be in the description of the invention in this specification
The purpose of description specific embodiment, is not intended to the limitation present invention.Term "and/or" includes used in this specification
The arbitrary and all combination of one or more related Listed Items.
As long as in addition, technical characteristic involved in each embodiment of invention described below is each other not
Constituting conflict can just be mutually combined.
Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP
The mobile terminal of (portable media player), guider etc. and such as numeral TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for movement
Outside the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 illustrates for the hardware configuration of the mobile terminal of realization each embodiment of the invention.
Mobile terminal 1 00 can include wireless communication unit 110, output unit 150, memory 160, interface unit 170,
Controller 180 and power subsystem 190 etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that simultaneously
It realistic should not apply all components shown.More or less components can alternatively be implemented.Movement will be discussed in more detail below
The element of terminal.
Wireless communication unit 110 generally includes one or more assemblies, and it allows mobile terminal 1 00 and wireless communication system
Or the radio communication between network.For example, wireless communication unit can include broadcasting reception module 111, mobile communication module
112nd, at least one in wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server
Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal can include TV broadcast singals, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 is received.Broadcast singal can exist in a variety of manners, for example, it can be with DMB (DMB) electronics
The form of program guide (EPG), the electronic service guidebooks (ESG) of digital video broadcast-handheld (DVB-H) etc. and exist.Broadcast
Receiver module 111 can receive signal broadcast by using various types of broadcast systems.Especially, broadcasting reception module 111
Can be wide by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video
Broadcast-hand-held (DVB-H), forward link media (MediaFLO@) Radio Data System, received terrestrial digital broadcasting integrated service
Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via broadcasting reception module 111 receive broadcast singal and/
Or broadcast related information can be stored in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And in server at least one and/or receive from it radio signal.Such radio signal can be logical including voice
Talk about signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module can include WLAN (WLAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant
ToothTM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module for checking or obtaining the positional information of mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module 115, which is calculated, comes from three or more satellites
Range information and correct time information and for the Information application triangulation of calculating so that according to longitude, latitude
Highly accurately calculate three-dimensional current location information.Currently, defended for calculating the method for position and temporal information using three
Star and the position calculated by using other satellite correction and the error of temporal information.In addition, GPS module 115
Can be by Continuous plus current location information in real time come calculating speed information.
Interface unit 170 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 1 00.For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can be that storage is used to verify that user uses each of mobile terminal 1 00
Plant information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included
Etc..In addition, the device (hereinafter referred to as " identifying device ") with identification module can take the form of smart card, therefore, know
Other device can be connected via port or other attachment means with mobile terminal 1 00.Interface unit 170 can be used for reception and come from
The input (for example, data message, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 1 00
One or more elements can be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 1 00 is connected with external base, interface unit 170 may be used as allowing by it by electricity
Power provides to the path of mobile terminal 1 00 from base or may be used as allowing passing through it from the various command signals that base is inputted
It is transferred to the path of mobile terminal.The various command signals or electric power inputted from base may be used as being used to recognize that mobile terminal is
The no signal being accurately fitted within base.Output unit 150 is configured to provide defeated with vision, audio and/or tactile manner
Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 can include display
Unit 151, dio Output Modules 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information handled in mobile terminal 1 00.For example, when mobile terminal 1 00 is in electricity
When talking about call mode, display unit 151 can be shown with conversing or other communicating (for example, text messaging, multimedia file
Download etc.) related user interface (UI) or graphic user interface (GUI).When mobile terminal 1 00 is in video calling pattern
Or during image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure
UI or GUI of picture and correlation function etc..
Meanwhile, when display unit 151 and touch pad in the form of layer it is superposed on one another to form touch-screen when, display unit
151 may be used as input unit and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, and this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 1 00 can include two or more display units (or other display devices), for example, moving
Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch-screen can be used for detection to touch
Input pressure and touch input position and touch input area.
Dio Output Modules 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode
The voice data transducing audio signal of middle storage and it is output as sound.Moreover, dio Output Modules 152 can be provided and movement
The audio output (for example, call signal receives sound, message sink sound etc.) for the specific function correlation that terminal 100 is performed.
Dio Output Modules 152 can include loudspeaker, buzzer etc..
Alarm unit 153 can provide output to notify event to mobile terminal 1 00.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video is exported, alarm unit
153 can provide output in a different manner with the generation of notification event.For example, alarm unit 153 can be in the form of vibration
Output is provided, when receiving calling, message or some other entrance communications (incomingcommunication), alarm list
Member 153 can provide tactile output (that is, vibrating) to notify to user.Exported by providing such tactile, even in
When the mobile phone of user is in the pocket of user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.
Memory 160 can store software program of the processing performed by controller 180 and control operation etc., Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And, memory 160 can store the vibration of various modes on being exported when touching and being applied to touch-screen and audio signal
Data.
Memory 160 can include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, many
Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 1 00 can be with performing memory by network connection
The network storage device cooperation of 160 store function.
The overall operation of the generally control mobile terminal of controller 180.For example, controller 180 is performed and voice call, data
Communication, video calling etc. related control and processing.In addition, controller 180 can include being used to reproduce (or playback) many matchmakers
The multi-media module 1810 of volume data, multi-media module 1810 can be constructed in controller 180, or can be structured as and control
Device 180 processed is separated.Controller 180 can be with execution pattern identifying processing, by the handwriting input performed on the touchscreen or figure
Piece draws input and is identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each member
Appropriate electric power needed for part and component.
Various embodiments described herein can be with use such as computer software, hardware or its any combination of calculating
Machine computer-readable recording medium is implemented.Implement for hardware, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), processor, controller, microcontroller, microprocessor, it is designed to perform function described herein
At least one in electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can be with allowing to perform the single of at least one function or operation
Software module is implemented.Software code can by the software application (or program) write with any appropriate programming language Lai
Implement, software code can be stored in memory 160 and be performed by controller 180.
So far, oneself according to its function through describing mobile terminal.Below, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is as showing
Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 1 00 as shown in Figure 1 may be constructed such that using via frame or packet transmission data it is all if any
Line and wireless communication system and satellite-based communication system are operated.
The communication system for describing wherein be operated according to the mobile terminal of the present invention referring now to Fig. 2.
Such communication system can use different air interfaces and/or physical layer.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such teaching is equally applicable to other types of system.
With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 1s 00, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to the BSC275 formation interfaces with that can be couple to base station 270 via back haul link.
If any of interface that back haul link can be known according to Ganji is constructed, the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC2750 as shown in Figure 2.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of sensing specific direction
Each subregion of line covering is radially away from BS270.Or, each subregion can be by two or more for diversity reception
Antenna is covered.Each BS270 may be constructed such that the multiple frequency distribution of support, and each frequency distribution has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, specific BS270 each subregion can be claimed
For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to the mobile terminal operated in system by broadcsting transmitter (BT) 295
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 1 00 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.Satellite 300 helps to position multiple mobile terminals
At least one in 100.
In fig. 2, multiple satellites 300 are depicted, it is understood that be, it is possible to use any number of satellite obtains useful
Location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 to obtain desired positioning letter
Breath.GPS tracking techniques or outside GPS tracking techniques are substituted, the other of the position that can track mobile terminal can be used
Technology.In addition, at least one gps satellite 300 can optionally or additionally handle satellite dmb transmission.
As a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminal 1s 00
Signal.Mobile terminal 1 00 generally participates in call, information receiving and transmitting and other types of communication.It is each anti-that certain base station 270 is received
Handled to link signal in specific BS270.The data of acquisition are forwarded to the BSC275 of correlation.BSC provides call
Resource allocation and the mobile management function of coordination including the soft switching process between BS270.BSC275 is also by the number received
According to MSC280 is routed to, it is provided for the extra route service with PSTN290 formation interfaces.Similarly, PSTN290 with
MSC280 formation interfaces, MSC and BSC275 formation interface, and BSC275 correspondingly control BS270 with by forward link signals
It is sent to mobile terminal 1 00.
Based on above-mentioned mobile terminal hardware configuration and communication system, the present invention each embodiment below is proposed.
Embodiment one
As shown in figure 3, antenna structure 100 provided in an embodiment of the present invention, it is adaptable to which the terminal of metal shell is (i.e. above-mentioned
Mobile terminal), the OXY planes of the XYZ coordinate system in Fig. 3 can be regarded as surface where terminal screen, or terminal metal backboard institute
In plane, Z axis is identical perpendicular to the XYZ coordinate system that XYZ coordinate in X/Y plane, Fig. 3 is tied up in following embodiments and other accompanying drawings,
It is terminal reference coordinate system.The antenna structure 100 includes aerial radiation area 20 and coupled with the aerial radiation area 20
USB interface, in certain embodiments, USB interface can be USB2.0, USB3.0 or be USB-C interfaces.Fig. 3 is with USB-C interfaces
Illustrated exemplified by 10.The metal shell 40 of the terminal is is separated out by slit system 30 by aerial radiation area 20, slit system
30 are separated in aerial radiation area 20 with metallic ground area 50, are beneficial to the radiance for optimizing antenna structure, use slit
It is 30 replacement three-stage metal back cover structures, improves the aesthetic property of terminal enclosure.Terminal is divided metal shell by slit system
It is divided into aerial radiation area 20 and metallic ground area 50, aerial radiation area 20 is equivalent to antenna body, relative to being needed in correlation technique
Antenna circuit is etched on plastic parts or additionally uses metal micro-strip to be compared as the mode of antenna, it is not necessary to increase antenna
Cabling, and the inner space of terminal can be saved, reduce the production cost of terminal.
30 pairs of aerial radiation areas 20 of slit system and metallic ground area 50 produce isolation effect, it is to avoid metal shell is to antenna
Signal produces the influence of interference；And be difficult to find out that the gap is 30 on terminal appearance, do not influence whole using the metal shell
The outward appearance associative perception and aesthetic feeling at end.
Specifically, the width range of the slit system is 1.5-2.5mm, concretely 2mm.Slit system 30 can laterally or
Longitudinally through metal shell 40.Metal shell 40 is all side frames or backboard of terminal, or is the connection of all side frames and backboard
Body.The metal shell 40 is provided with least one slit system 30.At least one described slit system 30 is formed by slit.It is described micro-
Seam system 30 can include several slits, and several slits are spaced setting or arranged in a crossed manner.Can between each two slit
To fill non-metallic material.
USB-C interfaces 10 couple generation hyperfrequency resonance with aerial radiation area 20, and the aerial radiation area 20 is connected
Adjusting means 60 for adjusting the antenna structure resonant frequency, and distributing point 21 is set in aerial radiation area 20, use coupling
Feed is closed, the resonant frequency of antenna structure 100 is adjusted using adjusting means 60, different frequency range combinations is obtained, realizes day knot
The covering of the domestic the whole network passband section of structure 100.Antenna structure 100 couples generation institute with aerial radiation area 20 using USB-C interfaces 10
Need resonance, it is not necessary to extra increase antenna cabling, the inner space of terminal can be saved, the production cost of terminal is reduced.
Further, the setting of aerial radiation area 20 earth point 22 is connected to the ground of the circuit board 51 of the terminal.Tool
Body, metal can be connected to by pcb board platelet by metal clips and mode connects for screw aerial radiation area 20 and pcb board platelet
Access area 50.Earth point 22 is located at the same side of the USB interface with the distributing point 21.
Further, there is gap (not shown) between USB-C interfaces 10 and the aerial radiation area 20.Further
Ground, USB-C interfaces 10 are arranged at the correspondence position of the end middle position of aerial radiation area 20.Specifically, aerial radiation area
20 ends can be opened in terminal bottom middle position for terminal bottom, i.e. USB-C interfaces 10.It should be noted that lean-with
Put and do not represent a midpoint for being positioned at the end of aerial radiation area 20, USB-C interfaces 10 are opened slightly biased to the end of aerial radiation area 20
Portion both sides are possible, and middle position is the description of relativity.
Further, the vertical range model at the center of USB-C interfaces 10 and the end middle position of aerial radiation area 20
Enclose for 0.5-2.5mm.It may also be said that the width range in gap is 0.5- between USB-C interfaces 10 and the aerial radiation area 20
2.5mm.Alternatively, the vertical range is 1-2mm.In certain embodiments, in above-mentioned vertical distance range, USB-C interfaces
10 are connected to the ground of the circuit board 15 of the terminal, and low frequency frequency tripling and USB-C interfaces 10 are coupled jointly with aerial radiation area 20
Produce hyperfrequency resonance.Low-frequency resonant probably in 900MHZ, low frequency frequency tripling probably in 2700MHZ positions, USB-C interfaces 10 with
The aerial radiation area 20 is coupled, and equivalent to there is parasitic capacitance between USB-C interfaces 10 and aerial radiation area 20, resonance is frequently
Rate is toward low skew, so as to produce resonance jointly, covers 2300-2500MHZ frequency ranges.Specifically, metal clips and screw can be passed through
USB-C interfaces 10 and pcb board platelet are connected, metallic ground area 50 is connected to by pcb board platelet.
Alternatively, earth point 22 is located at the same side of USB-C interfaces 10 with distributing point 21.Earth point 22 arrives USB-C interfaces
10 distance is more than the distance that distributing point 21 arrives USB-C interfaces 10.Specifically, the distance of earth point 22 to USB-C interfaces 10 can
It is arranged to 10-20mm.In some alternative embodiments, the end middle position of aerial radiation area 20 and the distributing point 21
Distance range is 4-6mm, is specifically as follows 5mm.Because USB-C interfaces 10 are arranged at the end lean-with of aerial radiation area 20
The correspondence position put, can be approximately considered, and USB-C interfaces 10 are 4-6mm with the distance range of the distributing point 21.
Further, the adjusting means 60 includes tunable capacitor 61, and the tunable capacitor 61 is used for what basis was received
Control signal controls to adjust the capacity of the tunable capacitor 61, to adjust the resonant frequency.
Further, the adjusting means 60 also includes being located at the USB-C interfaces 10 away from the distributing point 21
The single-pole double-throw switch (SPDT) 62 of side, the single-pole double-throw switch (SPDT) 62 includes moved end and not moved end, and the not moved end is connected to described
Distributing point 21, the not moved end be used for according to receive control signal control access two regulation circuits in any one or
Disconnect.
Specifically, each resonant frequency, which is adjusted, can include multiple different size of capacitor elements in circuit, or including
Multiple different size of inductance components, by the way that the electric capacity of different capacitances or different induction are accessed into circuit, to obtain difference
Resonant frequency, further obtains different resonance bands.Access inductively or capacitively to change antenna-path by selectivity
Length realizes the micro-adjustment of resonant frequency.
In the passive debugging process of early stage, the position of distributing point 21, earth point 22 and single-pole double-throw switch (SPDT) 62, Ran Houtong are determined
Cross debugging tunable capacitor 31 and single-pole double-throw switch (SPDT) 62 to realize multiple combinations frequency range, realize the covering of domestic the whole network passband section.
Specifically, antenna structure 100 includes but is not limited to following three kinds of embodiments.
Embodiment one
Single-pole double-throw switch (SPDT) 62 is disconnected, the loading 4.7PF of tunable capacitor 31 now passes through the couple feed of distributing point 21, antenna
A low-frequency resonant (880-960MHz), an intermediate frequency resonance (1710-1880MHz), and a hyperfrequency resonance can be produced
(2300-2500MHz).Low-frequency resonant and intermediate frequency resonance are by planar inverted antenna PIFA (Planar Inverted-F
Antenna) body resonance is produced, and hyperfrequency is coupled jointly with aerial radiation area 10 by low frequency frequency tripling and USB-C interfaces 10
Produce.
Embodiment two
Single-pole double-throw switch (SPDT) 62 is disconnected, by changing the value of tunable capacitor 31, the pulling of intermediate frequency resonance is realized, loads respectively
1.8PF and 1.2PF, makes intermediate frequency resonance toward high frequency offset, is covered each by 1850-1990MHz and 1920-2170MHz frequency ranges.
Embodiment three
Single-pole double-throw switch (SPDT) 62 is opened, switch is beaten to RF1 passages, 1.5NH inductance is loaded, low-frequency resonant is inclined to 850MHz
Move, cover 824-880MHz frequency ranges.Switch is beaten to RF2 passages, 1.5PF electric capacity is loaded, hyperfrequency is realized toward high mobile
The covering of 2500-2700MHz frequency ranges.
By three of the above assembled state, antenna structure 100 can obtain broadband, cover 824-960MHz and 1710-
2700MHz, realizes domestic the whole network passband section.
Fig. 4 is the structured flowchart of the terminal of the embodiment of the present invention.As shown in figure 4, terminal according to an embodiment of the invention
400, including the antenna structure 100 described in any of the above-described technical scheme, therefore, the terminal 400 includes any of the above-described technology
The technique effect of antenna structure 100 described in scheme, is no longer described in detail herein.
Embodiment two
In another embodiment, as shown in figure 5, day knot 200 provided in an embodiment of the present invention, it is adaptable to metal shell
Terminal, it is unlike the embodiments above, the day knot 200 except including aerial radiation area 20 and with the aerial radiation area
The USB-C interfaces 10 of 20 couplings, also including metal edge frame 80.Metal edge frame 80 includes the gold coupled with the aerial radiation area 20
Category piece 81 and the metal short circuit pin 82 being connected with the sheet metal 81, the sheet metal 81 is positioned close to the antenna of the terminal
The bottom of radiation area 20, the metal short circuit pin 82 is connected with the aerial radiation area 81.
Sheet metal 81 is coupled with the aerial radiation area 20, produces low frequency branch electric current.By adding metal short circuit pin 82,
The current direction that will be allowed on the low frequency branch current direction of day knot 200 and sheet metal 81 produces reverse, antenna equivalent electric stream
Footpath increases.
Further, the sheet metal 81 with close to the aerial radiation area 20 of USB-C interfaces 10 couple end apart from model
Enclose for 1.5-2.5mm.The distance range can ensure resonant frequency that sheet metal 81 couples with the aerial radiation area 20 for needed for
Frequency, so as to lift the radiance of antenna.
Further, the sheet metal 81 extends to the side of aerial radiation area 20 and the connection of the end of sheet metal 81 is described
Metal short circuit pin 82, projected length scope when the longer one end of the sheet metal 81 is overlooked is 54-66mm.The distance range can
The resonant frequency that guarantee sheet metal 81 is coupled with the aerial radiation area 20 frequency for needed for, so as to further lift the spoke of antenna
Penetrate performance.Wherein, it is angle viewed from above in Fig. 4 to overlook the angle of sheet metal 81.
Fig. 6 a, 6b are the standing wave return loss figure of day knot 200, and wherein abscissa is frequency, and ordinate is return loss.From figure
In 6a, 6b it is clear that day knot 200 adds metal edge frame 80, and metal edge frame 80 includes and the aerial radiation area 20
The sheet metal 81 of coupling and the metal short circuit pin 82 being connected with sheet metal 81, can allow low frequency branch to be produced with sheet metal 81 and couple
Effect, makes low frequency operation in 700MHz or so.High-frequency resonant is not significantly affected simultaneously.
The beneficial effect of the embodiment of the present invention is, day knot 200 provided in an embodiment of the present invention, except with above-mentioned reality
Apply example one to realize outside the effect of the domestic the whole network passband section of antenna structure covering, include sheet metal 81 and metal short circuit pin by adding
82 metal edge frame 80, can allow low frequency branch to produce coupling with sheet metal 81, make low frequency operation in 700MHz or so, real
Existing antenna structure covers the effect of overseas frequency range (700MHZ), the broadband of day knot 200 and performance realize domestic the whole network it is logical and
Overseas frequency range (700MHZ) communication, logical and overseas frequency range the day knot of the domestic the whole network of covering of the terminal as full metal jacket
200。
In another embodiment, privacy protection set provided in an embodiment of the present invention, it is adaptable to the terminal of metal shell, including
Metal edge frame 80, the metal edge frame 80 include the sheet metal 81 that is coupled with the aerial radiation area 20 of terminal and with the sheet metal
The metal short circuit pin 82 of 81 connections, the sheet metal 81 is positioned close to the bottom of aerial radiation area 20 of the terminal, the gold
Category short circuit pin 82 is connected with the aerial radiation area 20.
Include the metal edge frame 80 of sheet metal 81 and metal short circuit pin 82 by being added in being covered in privacy protection, can allow
The low frequency branch for stating the antenna mechanism 200 of embodiment produces coupling with sheet metal 81, makes low frequency operation in 700MHz or so,
Realize that antenna structure 200 covers overseas frequency range (700MHZ) effect, privacy protection set can assist antenna structure 200 broadband and
Performance realizes domestic the whole network and led to and overseas frequency range (700MHZ) communication.
Fig. 7 is the structured flowchart of the terminal of the embodiment of the present invention.As shown in fig. 7, terminal according to an embodiment of the invention
500, including the antenna structure 200 described in any of the above-described technical scheme, therefore, the terminal 500 includes any of the above-described technology
The technique effect of antenna structure 200 described in scheme, is no longer described in detail herein.
Embodiment three
In another embodiment, as shown in figure 8, antenna structure provided in an embodiment of the present invention 300, it is adaptable to metal shell
Terminal, the antenna structure 300 includes aerial radiation area 20 and the USB-C interfaces 10 that are coupled with the aerial radiation area 20,
From unlike embodiment one, setting multiple distributing points 21 in aerial radiation area 20, multiple distributing points 21 are by switching switch (figure
Do not show) radiofrequency signal and ground signalling are switched to different distributing points 21, to obtain different resonant frequencies.
The beneficial effect of the embodiment of the present invention is that during user grips terminal, may block antenna structure
300 distributing point 21, influences signal feed-in, and then influence the radiance of antenna when distributing point 21 is covered by the hand of user.
By setting multiple distributing points 21 in the aerial radiation area 20 of antenna structure 300, multiple distributing points 21 will by switching switch
Radiofrequency signal and ground signalling switch to different distributing points 21, to obtain different resonant frequencies.It will be penetrated using switching switch
Frequency signal and ground signalling switch to different feed points, equivalent to the switching for carrying out virtual-antenna, have changed antenna structure 300
Current path, obtains different resonance, meets the use demand of multiband, be combined into more by radiofrequency signal and ground signalling
Many resonant conditions, meet the bandwidth demand that single feed point can not be covered, and under can successfully realizing that right-hand man grips, it is linear
The balance of energy.
Specifically, multiple distributing points 21 are included positioned at the first excitation distributing point 211 of the side of USB-C interfaces 10 and position
Second in the opposite side of USB-C interfaces 10 encourages distributing point 212；Alternatively, the first excitation excitation feed of distributing point 211 and second
Point 212 may be provided on pcb board platelet.The switching switch is according to the control signal that receives by radiofrequency signal and ground signalling
The first excitation distributing point 211 or the second excitation distributing point 212 are switched to, wherein, the control signal is to determine radiofrequency signal
Intensity is produced when corresponding frequency band is less than the respective threshold of the corresponding frequency band.
Specifically, the respective threshold of the corresponding frequency band can refer to the data drawing list setting of following l-G simulation tests, to pass through feedback
The switching of electricity point 21, under realizing that right-hand man grips, the balance of antenna performance.
When the antenna structure 300 of terminal is operated in, low frequency is interval (low frequency part), and the processor of terminal judges what is received
RF signal strength generates control signal and is sent to switching switch when being less than the interval low frequency threshold value of the low frequency；When the day of terminal
Cable architecture 300 is operated in that intermediate frequency is interval (between low frequency part and HFS for intermediate-frequency section), and the processor of terminal judges
The RF signal strength received generates control signal and is sent to switching switch when being less than the interval intermediate frequency threshold of the intermediate frequency；When
The antenna structure 300 of terminal is operated in high frequency interval (HFS), and the processor of terminal judges that the radiofrequency signal received is strong
Degree generates control signal and is sent to switching switch when being less than the interval high frequency threshold value of the high frequency.
By the simulating, verifying in terminal, data below chart is drawn.Under FS spaces (free space), Feed_1 (first
Excitation distributing point 211) excitation when antenna be referred to as ANT1, such as Fig. 9 a, 9b, 9c, 9d shows antenna ANT1 impedance operators.Figure 10 a,
10b, 10c show antenna ANT1 far field design sketch.Figure 10 a frequency F=920MHz, Figure 10 b frequency F=1710MHz, figure
10c frequency F=2670MHz.Under FS spaces, antenna is referred to as ANT0 during Feed_2 (the second excitation distributing point 212) excitation, such as schemes
11a, 11b, 11c, 11d show antenna ANT0 impedance operators.Figure 12 a, 12b, 12c show antenna ANT0 far field design sketch.Figure
12a frequency F=800MHz, Figure 12 b frequency F=1710MHz, Figure 12 c frequency F=2670MHz.
Simulating, verifying is carried out by gripping terminal to left-handed terminal and the right hand in terminal, data below figure is drawn
Table.Figure 13 is the standing wave pattern of antenna ANT0 performance comparisons under free space, left-handed mode and right-handed mode.Figure 14 a, 14b are
Efficiency comparative figures of the antenna ANT0 under free space, left-handed mode and right-handed mode.Figure 15 be antenna ANT1 free space,
The standing wave pattern of performance comparison under left-handed mode and right-handed mode.Figure 16 a, 16b be antenna ANT1 free space, left-handed mode and
Efficiency comparative's figure under right-handed mode.It can be seen that from standing wave correction data：Right-hand man is to antenna ANT0 under free space
Performance all have an impact；Influence of the left-handed mode to antenna performance is the most serious, and intermediate frequency is sacrificed completely.
Figure 17 a, 17b show efficiency best under right-handed mode with efficiency best under left-handed mode.Such as right-handed mode
Under, antenna ANT1 efficiency during Feed_1 (the first excitation distributing point 211) excitation, or under left-handed mode, (second swashs Feed_2
Encourage distributing point 212) excitation when antenna ANT0 efficiency.Found from the efficiency comparative of Figure 17 a, 17b diagram, under right-handed mode most
Good efficiency is coincide substantially with efficiency best under left-handed mode, and performance is suitable.Pass through switching virtual antenna ANT0/ under right-hand man
ANT1, it is possible to achieve the balance of antenna low frequency performance and high frequency performance.
Figure 18 is shown under left-handed mode, passes through antenna ANT1 and Feed_ during Feed_1 (the first excitation distributing point 211) excitation
Efficiency comparative's figure of switching during 2 (the second excitation distributing point 212) excitation between antenna ANT0.
Found, by switching excitation distributing point under left-handed mode, cut equivalent to antenna by the efficiency comparative shown in Figure 18
Antenna is changed, has compared to the antenna performance that can not switch before and is significantly lifted：Frequency deviation occurs for low-frequency resonant, but efficiency does not decline
Subtract, intermediate-frequency section has 7db or so lifting, hyperfrequency has 4~5db lifting.
Figure 19 is shown under right-handed mode, passes through antenna ANT1 and Feed_ during Feed_1 (the first excitation distributing point 211) excitation
Efficiency comparative's figure of switching during 2 (the second excitation distributing point 212) excitation between antenna ANT0.
Found, by switching excitation distributing point under right-handed mode, cut equivalent to antenna by the efficiency comparative shown in Figure 19
Antenna is changed, has compared to the antenna performance that can not switch before and is significantly lifted：Frequency deviation occurs for low-frequency resonant, but efficiency does not decline
Subtract, intermediate-frequency section has 5db or so lifting, hyperfrequency has 2~3db lifting.
In summary, by switching excitation distributing point, equivalent to have switched virtual-antenna, it can successfully realize terminal on a left side
Under the right hand is gripped, the balance of antenna performance；And using the technology of switching, the performance that right-hand man grips lower performance and has 3~5db is carried
Rise.
Figure 20 is the structured flowchart of the terminal 600 of the embodiment of the present invention.As shown in figure 20, according to an embodiment of the invention
Terminal 600, including the antenna structure 300 described in any of the above-described technical scheme, therefore, the terminal 600 include any of the above-described
The technique effect of antenna structure 300 described in technical scheme, is no longer described in detail herein.
Example IV
As shown in figure 21, antenna structure 700 provided in an embodiment of the present invention, it is adaptable to the terminal of metal shell, the day
The USB-C interfaces 10 that cable architecture 700 includes aerial radiation area 20, coupled with the aerial radiation area 20, it is different from embodiment three
, antenna structure 700 is also including metal edge frame 80.Metal edge frame 80 includes the sheet metal coupled with the aerial radiation area 20
81 and the metal short circuit pin 82 that is connected with the sheet metal 81, the sheet metal 81 is positioned close to the aerial radiation of the terminal
The bottom of area 20, the metal short circuit pin 82 is connected with the aerial radiation area 81.Multiple distributing points are set in aerial radiation area 20
21, multiple distributing points 21 switch to radiofrequency signal and ground signalling different distributing points 21 by switching switch (not shown),
To obtain different resonant frequencies.
The beneficial effect of the embodiment of the present invention is, aerial radiation area 20 is by the metal of the terminal by slit system 30
Shell is separated out, and aerial radiation area 20 is separated by slit system 30 with metallic ground area 40, is beneficial to optimize antenna structure
Radiance, replaces three-stage metal back cover structure using slit system 30, improves the aesthetic property of terminal enclosure.USB-C interfaces
10 couple generation hyperfrequency resonance with aerial radiation area 20, and the aerial radiation area 30 is connected to adjust the day knot
The adjusting means 60 of structure resonant frequency, and distributing point 21 is set in aerial radiation area 20, using couple feed, using adjusting means
The resonant frequency of 60 regulation antenna structures 100, obtains different frequency range combinations, realizes covering for the whole network passband section of antenna structure 100
Lid.
Include the metal edge frame 80 of sheet metal 81 and metal short circuit pin 82 by adding, can allow low frequency branch and sheet metal
81 produce coupling, make low frequency operation in 700MHz or so, realize that antenna structure covers the effect of overseas frequency range (700MHZ),
The broadband of its knot 200 and performance realize domestic the whole network and led to and overseas frequency range (700MHZ) communication, as full metal jacket
Logical and overseas frequency range the day knot 200 of the domestic the whole network of covering of terminal.
User grip terminal during, the distributing point 21 of antenna structure 300 may be blocked, when distributing point 21 by with
The hand at family covers and influences signal feed-in, and then influences the radiance of antenna.By in the aerial radiation area of antenna structure 300
Multiple distributing points 21 are set on 20, and multiple distributing points 21 are switched to radiofrequency signal and ground signalling by switching switch different
Distributing point 21, to obtain different resonant frequencies.Radiofrequency signal and ground signalling are switched to different feedbacks using switching switch
Point, equivalent to the switching for carrying out virtual-antenna, have changed the current path of antenna structure 300, obtains different resonance, meet
The use demand of multiband, more resonant conditions are combined into by radiofrequency signal and ground signalling, meet single feed point without
The bandwidth demand of method covering, under can successfully realizing that right-hand man grips, the balance of antenna performance.
In another embodiment, privacy protection set provided in an embodiment of the present invention, it is adaptable to the terminal of metal shell, including
Metal edge frame 80, the metal edge frame 80 include the sheet metal 81 that is coupled with the aerial radiation area 20 of terminal and with the sheet metal
The metal short circuit pin 82 of 81 connections, the sheet metal 81 is positioned close to the bottom of aerial radiation area 20 of the terminal, the gold
Category short circuit pin 82 is connected with the aerial radiation area 20.
Figure 22 is the structured flowchart of the terminal 800 of the embodiment of the present invention.As shown in figure 22, according to an embodiment of the invention
Terminal 800, including the antenna structure 700 described in any of the above-described technical scheme, therefore, the terminal 600 include any of the above-described
The technique effect of antenna structure 700 described in technical scheme, is no longer described in detail herein.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent and improvement made within refreshing and principle etc., should be included within the scope of the present invention.
Claims (10)
1. antenna structure, it is adaptable to the terminal of metal shell, it is characterised in that the antenna structure includes：
The aerial radiation area for being separated out the metal shell of the terminal by slit system, the aerial radiation area is connected to adjust
The adjusting means of the antenna structure resonant frequency is saved, and multiple distributing points are set in aerial radiation area, multiple distributing points pass through
Switching switch switches to radiofrequency signal and ground signalling different distributing points, to obtain different resonant frequencies；And
The USB-C interfaces coupled with the aerial radiation area.
2. antenna structure as claimed in claim 1, it is characterised in that multiple distributing points include being located at the USB-C interfaces one
First excitation distributing point of side and the second excitation distributing point positioned at USB-C interface opposite sides；
Radiofrequency signal and ground signalling are switched to the first excitation distributing point by the switching switch according to the control signal received
Or second excitation distributing point, wherein, the control signal for determine the radiofrequency signal corresponding frequency band be less than the correspondence frequently
Produced during the respective threshold of section.
3. antenna structure as claimed in claim 1, it is characterised in that the USB-C interfaces are arranged at the aerial radiation area
The correspondence position of end middle position.
4. antenna structure as claimed in claim 3, it is characterised in that aerial radiation area end described in the USB-C interface distances
Portion middle position 0.5-2.5mm.
5. antenna structure as claimed in claim 1, it is characterised in that distributing point 4-6mm described in the USB-C interface distances.
6. antenna structure as claimed in claim 1, it is characterised in that the USB-C interfaces are connected to the circuit of the terminal
The ground of plate.
7. antenna structure as claimed in claim 1, it is characterised in that the aerial radiation area is connected to the circuit of the terminal
The ground of plate.
8. antenna structure as claimed in claim 1, it is characterised in that the adjusting means includes tunable capacitor, described adjustable
Electric capacity is used for the capacity that the tunable capacitor is controlled to adjust according to the control signal received, to adjust the resonant frequency；
The adjusting means also includes single-pole double-throw switch (SPDT), and the single-pole double-throw switch (SPDT) includes moved end and not moved end, described motionless
End is connected to the distributing point, and the not moved end is used for according in the two regulation circuits of control signal control access received
Any one disconnects.
9. the antenna structure as described in claim any one of 1-8, it is characterised in that the width range of the slit system is 1.5-
2.5mm。
10. terminal, it is characterised in that including：Antenna structure as claimed in any one of claims 1-9 wherein.
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| CN201710204816.XA CN106953160A (en) | 2017-03-30 | 2017-03-30 | terminal and its antenna structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710204816.XA CN106953160A (en) | 2017-03-30 | 2017-03-30 | terminal and its antenna structure |
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| CN107681255A (en) * | 2017-09-22 | 2018-02-09 | 锤子科技（北京）股份有限公司 | A kind of antenna and Wireless Telecom Equipment |
| CN109088148A (en) * | 2018-08-26 | 2018-12-25 | 昆山亿趣信息技术研究院有限公司 | A kind of high frequency antenna for mobile phone |
| CN109391308A (en) * | 2017-08-04 | 2019-02-26 | 维沃移动通信有限公司 | A kind of antenna beam sensing switch system, method and mobile terminal |
| CN110198175A (en) * | 2019-06-28 | 2019-09-03 | 上海创功通讯技术有限公司 | Wireless device, RF IC and electric terminal |
| CN110875763A (en) * | 2018-08-31 | 2020-03-10 | 华为技术有限公司 | Communication feed point determining method and communication equipment |
| CN111668588A (en) * | 2019-03-08 | 2020-09-15 | 青岛海信移动通信技术股份有限公司 | Antenna device applied to handheld mobile terminal and switching method |
| CN111723039A (en) * | 2020-06-16 | 2020-09-29 | Oppo广东移动通信有限公司 | Electronic device |
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| CN109088148A (en) * | 2018-08-26 | 2018-12-25 | 昆山亿趣信息技术研究院有限公司 | A kind of high frequency antenna for mobile phone |
| CN110875763A (en) * | 2018-08-31 | 2020-03-10 | 华为技术有限公司 | Communication feed point determining method and communication equipment |
| CN111668588A (en) * | 2019-03-08 | 2020-09-15 | 青岛海信移动通信技术股份有限公司 | Antenna device applied to handheld mobile terminal and switching method |
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| CN111723039A (en) * | 2020-06-16 | 2020-09-29 | Oppo广东移动通信有限公司 | Electronic device |
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Application publication date: 20170714 |