CN105914450A - Metal back-shell based terminal antenna and the terminal - Google Patents
Metal back-shell based terminal antenna and the terminal Download PDFInfo
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- CN105914450A CN105914450A CN201610281298.7A CN201610281298A CN105914450A CN 105914450 A CN105914450 A CN 105914450A CN 201610281298 A CN201610281298 A CN 201610281298A CN 105914450 A CN105914450 A CN 105914450A
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- Prior art keywords
- metal
- terminal
- antenna
- frequency range
- back cover
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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
-
- 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
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
- H01Q1/244—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas extendable from a housing along a given path
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a metal back-shell based terminal antenna and the terminal. The antenna comprises a metal back-shell, one end of which is provided with a silt. The silt divides the metal back-shell into a bottom part metal frame and a back part metal plate wherein the bottom part metal frame serves as an antenna radiation unit and the back part metal plate serves as a ground. The antenna also comprises a grounding unit, a feed coupling plate and feeding points wherein the ground unit is in connection to the back part metal plate and the feed coupling network feeds in the antenna radiation unit through the feeding points.
Description
Technical field
The present invention relates to antenna technology, particularly relate to a kind of terminal antenna based on metal back cover and terminal.
Background technology
Along with forth generation (4G, 4thGeneration) the developing rapidly of mechanics of communication, current mobile terminal
Support 4G network, such as Long Term Evolution (LTE, Long Term Evolution) network the most more and more,
This is accomplished by antenna and has wider bandwidth to meet the demand of user.On the other hand, along with 4G terminal
The most universal, mobile phone homogeneity is the most increasingly severe, and people opponent is confidential asks more and more higher, such as:
Fuselage texture, user surfs the Net experience etc..To this end, many cell phone manufacturers are proposed metal type, wherein full gold
Belong to integrated mobile phone because it is attractive in appearance, fashion enjoys consumer to like.All-metal mobile phone promote mobile phone texture,
While class, also because of metal, there is natural signal shielding characteristic, reduce the performance of antenna, in order to not
Affecting the experience of user, meet 4G standard simultaneously, this most just brings huge challenge to Antenna Design.
In order to not affect the performance of antenna, it is capable of antenna performance by metal back cover fluting, but slotted
Many impacts are attractive in appearance, and current syllogic all-metal back cover has had become as the trend of smart mobile phone design, and upper and lower two
The section metal proportion size focus that Cheng Liaoge cell phone manufacturer wrestles especially, but the most popular
From the point of view of mobile phone style, its upper-lower section metal is the most wide, width generally between 5mm to 15mm, from
And cause nonconductive plastic material region at breaking joint obvious, have a strong impact on cell phone appearance.
Summary of the invention
For solving above-mentioned technical problem, embodiments provide a kind of terminal antenna based on metal back cover
And terminal, it is possible to reducing antenna radiation unit and occupy the width of metal back cover, the metal back cover making terminal is close
In all-metal integrated design.
The terminal antenna based on metal back cover that the embodiment of the present invention provides, described antenna includes:
Metal back cover, one end of described metal back cover is provided with gap, described gap by described metal back cover every
Opening as bottom metal frame and back-metal plate, wherein, described bottom metal frame is as antenna radiation unit, institute
State back-metal plate as ground；
Earth element, described earth element is connected with described back-metal plate；
Feed matching network and distributing point, described feed matching network is through antenna described in described distributing point feed-in
Radiating element.
In the embodiment of the present invention, described antenna also includes:
Switch element, described switch element connects described antenna radiation unit and described back-metal plate.
In the embodiment of the present invention, when described switch element is in connection status, by regulating described pair net
The circuit parameter of network makes described antenna radiation unit be operated in the first frequency range and the second frequency range, described first frequency
The frequency of section is higher than the frequency of described second frequency range.
In the embodiment of the present invention, when described switch element is off, by regulating described pair net
The circuit parameter of network makes described antenna radiation unit be operated in the 3rd frequency range, and the frequency of described 3rd frequency range is low
In described first frequency range and described second frequency range.
In the embodiment of the present invention, the region shared by described gap is non-conducting areas.
The terminal that the embodiment of the present invention provides, including: terminal antenna based on metal back cover；Wherein, described
Antenna includes:
Metal back cover, the first end of described metal back cover is provided with gap, and described gap is by described metal back cover
Separate for bottom metal frame and back-metal plate, wherein, described bottom metal frame as antenna radiation unit,
Described back-metal plate is as ground；
Earth element, described earth element is connected with described back-metal plate；
Feed matching network and distributing point, described feed matching network is through antenna described in described distributing point feed-in
Radiating element.
In the embodiment of the present invention, described antenna also includes:
Switch element, described switch element connects described antenna radiation unit and described back-metal plate.
In the embodiment of the present invention, when described switch element is in connection status, by regulating described pair net
The circuit parameter of network makes described antenna radiation unit be operated in the first frequency range and the second frequency range, described first frequency
The frequency of section is higher than the frequency of described second frequency range.
In the embodiment of the present invention, when described switch element is off, by regulating described pair net
The circuit parameter of network makes described antenna radiation unit be operated in the 3rd frequency range, and the frequency of described 3rd frequency range is low
In described first frequency range and described second frequency range.
In the embodiment of the present invention, the region shared by described gap is non-conducting areas.
In the technical scheme of the embodiment of the present invention, terminal antenna based on metal back cover includes: metal back cover,
One end of described metal back cover is provided with gap, and described metal back cover is separated for bottom metal frame by described gap
With back-metal plate, wherein, described bottom metal frame is as antenna radiation unit, and described back-metal plate is made
For ground；Earth element, described earth element is connected with described back-metal plate；Feed matching network and feedback
Electricity point, described feed matching network is through antenna radiation unit described in described distributing point feed-in.The embodiment of the present invention
Gap very close to metal frame bottom, make common syllogic design be in close proximity to all-metal integration and set
Meter.Antenna area is less, reduces clearance zone accounting, substantially increases screen accounting, and visual experience is more preferable.
Back-metal plate accounting is up to 95%, and metal sense of touch is fabulous, and heat conductivility is superior.. metal fuselage is ultra-thin.This
Outward, antenna structure is simple, with back cover integrated design, it is simple to process and produce.
Accompanying drawing explanation
Fig. 1 is the hardware architecture diagram of the optional mobile terminal realizing each embodiment of the present invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is the terminal antenna schematic diagram based on metal back cover under the embodiment of the invention；
Fig. 4 is the schematic diagram of the terminal under the embodiment of the invention.
Detailed description of the invention
The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description,
Use the suffix of such as " module ", " parts " or " unit " for representing element only for being conducive to this
The explanation of inventive embodiments, itself does not has specific meaning.Therefore, " module " is permissible with " parts "
Mixedly use.
Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the embodiment of the present invention is permissible
Including such as mobile phone, smart phone, notebook computer, digit broadcasting receiver, personal digital assistant
(PDA, Personal Digital Assistant), panel computer (PAD), portable media player
The mobile terminal of (PMP, Portable Media Player), guider etc. and such as numeral TV,
The fixed terminal of desktop computer etc..Hereinafter it is assumed that terminal is mobile terminal.But, art technology
Personnel it will be appreciated that in addition to the element except being used in particular for mobile purpose, according to the embodiment of the present invention
Structure can also apply to the terminal of fixed type.
Fig. 1 is the hardware configuration signal of the mobile terminal realizing each embodiment of the present invention.
Mobile terminal 100 can include wireless communication unit 110, audio/video (A/V) input block 120,
User input unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170,
Controller 180 and power subsystem 190 etc..Fig. 1 shows the mobile terminal with various assembly, but
It it should be understood that, it is not required that implement all assemblies illustrated.Can alternatively implement more or less of group
Part.Will be discussed in more detail below the element of mobile terminal.
Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 with wireless
Radio communication between communication system or network.Such as, wireless communication unit can include broadcast reception mould
Block 111, mobile communication module 112, wireless Internet module 113, short range communication module 114 and position letter
At least one in breath module 115.
Broadcast reception module 111 via broadcast channel from external broadcasting management server receive broadcast singal and/or
Broadcast related information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can
Be generate and send broadcast singal and/or the server of broadcast related information or receive before generate wide
Broadcast signal and/or broadcast related information and send it to the server of terminal.Broadcast singal can include
TV broadcast singal, radio signals, data broadcasting signal etc..And, broadcast singal can enter one
Step includes the broadcast singal combined with TV or radio signals.Broadcast related information can also be via shifting
Dynamic communication network provides, and in this case, broadcast related information can be by mobile communication module 112
Receive.Broadcast singal can exist in a variety of manners, such as, its can with DMB (DMB,
Digital Multimedia Broadcasting) electronic program guides (EPG, Electronic Program
Guide), digital video broadcast-handheld (DVB-H, Digital Video Broadcasting-Handheld)
The form of electronic service guidebooks (ESG, Electronic Service Guide) etc. and exist.Broadcast reception
Module 111 can be broadcasted by using various types of broadcast systems to receive signal.Especially, broadcast reception
Module 111 can be by using such as multimedia broadcasting-ground (DMB-T, Digital Multimedia
Broadcasting-Terrestrial), DMB-satellite (DMB-S, Digital Multimedia
Broadcasting-Satellite), digital video broadcast-handheld (DVB-H), forward link media (MediaFLO,
Media Forward Link Only) Radio Data System, received terrestrial digital broadcasting integrated service (ISDB-T,
Integrated Services Digital Broadcasting-Terrestrial) etc. digit broadcasting system receive number
Word is broadcasted.Broadcast reception module 111 may be constructed such that the various broadcast systems being adapted to provide for broadcast singal with
And above-mentioned digit broadcasting system.The broadcast singal received via broadcast reception module 111 and/or the relevant letter of broadcast
Breath can be stored in memory 160 (or other type of storage medium).
Mobile communication module 112 send radio signals to base station (such as, access point, node B etc.),
In exterior terminal and server at least one and/or receive from it radio signal.Such aerogram
Number can include voice call signal, video calling signal or send according to text and/or Multimedia Message
And/or the various types of data received.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.This module can internal or
Externally it is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by this module can include WLAN
Network (Wi-Fi, WLAN, Wireless Local Area Networks), WiMAX (Wibro), the whole world
Microwave interconnecting accesses (Wimax), high-speed downlink packet 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
Including bluetooth, RF identification (RFID, Radio Frequency Identification), Infrared Data Association
(IrDA, Infrared Data Association), ultra broadband (UWB, Ultra Wideband), purple honeybee etc.
Deng.
Positional information module 115 is the module of positional information for checking or obtain mobile terminal.Position is believed
The typical case of breath module is global positioning system (GPS, Global Positioning System).According to working as
Front technology, GPS module 115 calculates the range information from three or more satellites and correct time letter
Breath and the Information application triangulation for calculating, thus according to longitude, latitude and highly accurately count
Calculate three-dimensional current location information.Currently, for calculating method three satellites of use of position and temporal information also
And by using an other satellite to correct the position and the error of temporal information calculated.Additionally, GPS
Module 115 can calculate velocity information by Continuous plus current location information in real time.
A/V input block 120 is used for receiving audio or video signal.A/V input block 120 can include
Camera 121 and microphone 122, camera 121 in Video Capture pattern or image capture mode by image
Static images or the view data of video that acquisition equipment obtains process.Picture frame after process can show
Show on display unit 151.Picture frame after camera 121 processes can be stored in memory 160 (or
Other storage medium) in or be transmitted via wireless communication unit 110, can be according to mobile terminal
Structure provides two or more cameras 121.Microphone 122 can telephone calling model, logging mode,
Speech recognition mode etc. operational mode receives sound (voice data) via microphone, and can be by this
The acoustic processing of sample is voice data.Audio frequency (voice) data after process can be at telephone calling model
In the case of be converted to can via mobile communication module 112 be sent to mobile communication base station form output.Mike
Wind 122 can be implemented various types of noise and eliminate (or suppression) algorithm to eliminate (or suppression) in reception
With the noise produced during transmission audio signal or interference.
It is mobile whole to control that user input unit 130 can generate key input data according to the order of user's input
The various operations of end.User input unit 130 allows user to input various types of information, and can wrap
Include keyboard, metal dome, touch pad (such as, detection due to touched and cause resistance, pressure, electric capacity
Etc. the sensitive component of change), roller, rocking bar etc..Especially, when touch pad superposition as a layer
Time on display unit 151, touch-screen can be formed.
Interface unit 170 is used as at least one external device (ED) and is connected, with mobile terminal 100, the interface that can pass through.
Such as, external device (ED) can include wired or wireless head-band earphone port, external power source (or battery charging
Device) port, wired or wireless FPDP, memory card port, there is the device of identification module for connecting
Port, audio frequency input/output (I/O) port, video i/o port, ear port etc..Identification module
Can be that storage is for verifying that user uses the various information of mobile terminal 100 and can include that user identifies
Module (UIM, User Identify Module), client identification module (SIM, Subscriber Identity
Module), Universal Subscriber identification module (USIM, Universal Subscriber Identity Module) etc.
Deng.It addition, the device (hereinafter referred to as " identifying device ") with identification module can take the shape of smart card
Formula, therefore, identifies that device can be connected with mobile terminal 100 via port or other attachment means.Interface
Unit 170 may be used for receive from external device (ED) input (such as, data message, electric power etc.) and
And one or more elements that the input received is transferred in mobile terminal 100 or may be used for moving
Dynamic transmission data between terminal and external device (ED).
It addition, when mobile terminal 100 is connected with external base, interface unit 170 can serve as allowing to lead to
Cross it provide the path of mobile terminal 100 by electric power from base or can serve as allowing from base input
Various command signals are transferred to the path of mobile terminal by it.From various command signals or the electricity of base input
Power may serve as identifying whether mobile terminal is accurately fitted within the signal on base.Output unit 150
It is configured to provide output signal (such as, audio signal, video letter with vision, audio frequency and/or tactile manner
Number, alarm signal, vibration signal etc.).Output unit 150 can include that display unit 151, audio frequency are defeated
Go out module 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information processed in mobile terminal 100.Such as, mobile terminal is worked as
100 when being in telephone calling model, display unit 151 can show with call or other communicate (such as,
Text messaging, multimedia file download etc.) relevant user interface (UI, User Interface)
Or graphic user interface (GUI, Graphical User Interface).Lead to when mobile terminal 100 is in video
When words pattern or image capture mode, display unit 151 can show the image of capture and/or the figure of reception
Picture, UI or GUI illustrating video or image and correlation function etc..
Meanwhile, when display unit 151 and touch pad the most superposed on one another to form touch-screen time, aobvious
Show that unit 151 can serve as input unit and output device.Display unit 151 can include liquid crystal display
(LCD, Liquid Crystal Display), thin film transistor (TFT) LCD (TFT-LCD, Thin Film
Transistor-LCD), Organic Light Emitting Diode (OLED, Organic Light-Emitting Diode) shows
Show at least one in device, flexible display, three-dimensional (3D) display etc..In these displays one
May be constructed such that transparence is watched from outside with permission user, this is properly termed as transparent display, typical case
Transparent display can for example, transparent organic light emitting diode (TOLED) display etc..According to spy
Surely the embodiment wanted, mobile terminal 100 can include two or more display units (or other display
Device), such as, mobile terminal can include outernal display unit (not shown) and inner display unit (not
Illustrate).Touch-screen can be used for detecting touch input pressure and touch input position and touch input area.
Dio Output Modules 152 can be in call signal at mobile terminal and receive pattern, call mode, note
Time under the isotypes such as record pattern, speech recognition mode, broadcast reception mode, wireless communication unit 110 is connect
Receive or in memory 160 storage voice data transducing audio signal and be output as sound.And,
Dio Output Modules 152 can provide the audio frequency output (example relevant to the specific function of mobile terminal 100 execution
As, call signal receives sound, message sink sound etc.).Dio Output Modules 152 can include raising one's voice
Device, buzzer etc..
Alarm unit 153 can provide output to notify event to mobile terminal 100.Typically
Event can include calling reception, message sink, key signals input, touch input etc..Except audio frequency or
Outside video frequency output, alarm unit 153 can provide in a different manner and export the generation with notification event.
Such as, alarm unit 153 can with vibration form provide output, when receive calling, message or some
When other enters communication (incoming communication), alarm unit 153 can provide sense of touch to export
(that is, vibration) is to notify to user.By providing such sense of touch to export, even if in the shifting of user
When mobile phone is in the pocket of user, user also is able to identify the generation of various event.Alarm unit 153
The output of the generation of notification event can also be provided via display unit 151 or dio Output Modules 152.
Memory 160 can store the process performed by controller 180 and the software program controlling operation etc.,
Or can temporarily store data (such as, telephone directory, message, the static state that oneself maybe will export through output
Image, video etc.).And, memory 160 can store and export about when touch is applied to touch-screen
The vibration of various modes and the data of audio signal.
Memory 160 can include the storage medium of at least one type, described storage medium include flash memory,
Hard disk, multimedia card, card-type memory (such as, SD or DX memory etc.), random access store
Device (RAM, Random Access Memory), static random-access memory (SRAM, Static
Random Access Memory), read-only storage (ROM, Read Only Memory), electric erasable
Programmable read only memory (EEPROM, Electrically Erasable Programmable Read Only
Memory), programmable read only memory (PROM, Programmable Read Only Memory), magnetic
Property memory, disk, CD etc..And, mobile terminal 100 can be deposited with being connected execution by network
The network storage device cooperation of the storage function of reservoir 160.
Controller 180 generally controls the overall operation of mobile terminal.Such as, controller 180 performs and voice
Control that call, data communication, video calling etc. are relevant and process.It addition, controller 180 can wrap
Including the multi-media module 181 for reproducing (or playback) multi-medium data, multi-media module 181 can be with structure
Make in controller 180, or it is so structured that separate with controller 180.Controller 180 can perform
Pattern recognition process, to be identified as character by the handwriting input performed on the touchscreen or picture drafting input
Or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides behaviour
Make the suitable electric power needed for each element and assembly.
Various embodiment described herein can be to use such as computer software, hardware or its any combination
Computer-readable medium implement.Implementing for hardware, embodiment described herein can be by using
At application-specific IC (ASIC, Application Specific Integrated Circuit), data signal
Reason device (DSP, Digital Signal Processing), digital signal processing device (DSPD, Digital Signal
Processing Device), programmable logic device (PLD, Programmable Logic Device), existing
Field programmable gate array (FPGA, Field Programmable Gate Array), processor, controller,
Microcontroller, microprocessor, it is designed to perform at least one in the electronic unit of function described herein
Implementing, in some cases, such embodiment can be implemented in controller 180.For software
Implement, the embodiment of such as process or function can with allow to perform the independent of at least one function or operation
Software module implement.Software code can be by the software application journey write with any suitable programming language
Sequence (or program) is implemented, and software code can be stored in memory 160 and be held by controller 180
OK.
So far, oneself is through describing mobile terminal according to its function.Below, for the sake of brevity, will describe all
In various types of mobile terminals of folded form, board-type, oscillating-type, slide type mobile terminal etc.
Slide type mobile terminal is as example.Therefore, the present invention can be applied to any kind of mobile terminal, and
And it is not limited to slide type mobile terminal.
As shown in Figure 1 mobile terminal 100 may be constructed such that and utilizes via frame or packet transmission data
The most wired and wireless communication system and satellite-based communication system operate.
Referring now to Fig. 2, the communication system that mobile terminal the most according to embodiments of the present invention is operable to is described
System.
Such communication system can use different air interfaces and/or physical layer.Such as, by communication system
The air interface used includes such as frequency division multiple access (FDMA, Frequency Division Multiple
Access), time division multiple acess (TDMA, Time Division Multiple Access), CDMA (CDMA,
Code Division Multiple Access) and UMTS (UMTS, Universal Mobile
Telecommunications System) (especially, Long Term Evolution (LTE, Long Term Evolution)),
Global system for mobile communications (GSM) etc..As non-limiting example, explained below relates to CDMA
Communication system, but such teaching is equally applicable to other type of system.
With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 100, multiple base station (BS,
Base Station) 270, base station controller (BSC, Base Station Controller) 275 and mobile switch
Center (MSC, Mobile Switching Center) 280.MSC280 is configured to and public telephone switch
Network (PSTN, Public Switched Telephone Network) 290 forms interface.MSC280 is also
The BSC275 formation interface being configured to and base station 270 can be couple to via back haul link.Back haul link
If can construct according to any one in the interface that Ganji knows, described interface include such as E1/T1, ATM,
IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system as shown in Figure 2
System can include multiple BSC275.
Each BS 270 can service one or more subregion (or region), by multidirectional antenna or point to specific
Each subregion that the antenna in direction covers is radially away from BS 270.Or, each subregion can be by being used for
Two or more antennas of diversity reception cover.Each BS 270 may be constructed such that the multiple frequencies of support are divided
Join, and the distribution of each frequency has specific frequency spectrum (such as, 1.25MHz, 5MHz etc.).
Intersecting that subregion and frequency are distributed can be referred to as CDMA Channel.BS 270 can also be referred to as base
Station transceiver subsystem (BTS, Base Transceiver Station) or other equivalent terms.So
In the case of, term " base station " may be used for broadly representing single BSC275 and at least one BS 270.
Base station can also be referred to as " cellular station ".Or, each subregion of specific BS 270 can be referred to as multiple honeybee
Nest station.
As shown in Figure 2, broadcsting transmitter (BT, Broadcast Transmitter) 295 is by broadcast singal
It is sent in system the mobile terminal 100 of operation.Broadcast reception module 111 is set as shown in Figure 1
Put the broadcast singal sent by BT295 at mobile terminal 100 with reception.In fig. 2 it is shown that it is several
Satellite 300, such as, can use global positioning system (GPS) satellite 300.Satellite 300 helps location many
At least one in individual mobile terminal 100.
In fig. 2, depict multiple satellite 300, it is understood that be, it is possible to use any number of defend
Star obtains useful location information.GPS module 115 is generally configured to and satellite 300 as shown in Figure 1
Coordinate the location information wanted with acquisition.Substitute GPS tracking technique or outside GPS tracking technique,
Other technology of the position that can follow the tracks of mobile terminal can be used.It addition, at least one gps satellite 300
Can optionally or additionally process satellite dmb transmission.
As a typical operation of wireless communication system, BS 270 receives from various mobile terminals 100
Reverse link signal.Mobile terminal 100 generally participates in call, information receiving and transmitting communicates with other type of.Special
The each reverse link signal determining base station 270 reception is processed in specific BS 270.The data obtained
It is forwarded to the BSC275 being correlated with.BSC provides call resource distribution and the soft handover included between BS 270
The mobile management function of the coordination of process.The data received also are routed to MSC280 by BSC275, and it carries
For the extra route service for forming interface with PSTN290.Similarly, PSTN290 and MSC280
Forming interface, MSC Yu BSC275 forms interface, and BSC275 correspondingly controls BS 270 to incite somebody to action
Forward link signals is sent to mobile terminal 100.
In mobile terminal, the mobile communication module 112 of wireless communication unit 110 is based on built-in the connecing of mobile terminal
The necessary data entering mobile communications network (such as mobile communications networks such as 2G/3G/4G) (includes that user identifies
Information and authentication information) accessing mobile communication network is the web page browsing of mobile phone users, network multimedia
The business transmission mobile datas such as broadcasting (include up mobile data and descending mobile communication number
According to).
The wireless Internet module 113 of wireless communication unit 110 is by running the related protocol merit of hotspot
Can and realize the function of hotspot, hotspot supports multiple mobile terminals (any outside mobile terminal
Mobile terminal) access, by the mobile communication between multiplexing mobile communication module 112 and mobile communications network
It is connected as the business such as the web page browsing of mobile phone users, network multimedia broadcasting transmission mobile data (bag
Include up mobile data and descending mobile data), owing to mobile terminal substantially multiplexing moves
Dynamic mobile communication between terminal with communication network is connected transmission mobile data, and therefore mobile terminal disappears
The flow of the mobile data of consumption is counted the post and telecommunication tariff of mobile terminal by the charging entity of communication network side,
Thus consume the data traffic of mobile data that the post and telecommunication tariff that mobile terminal signing uses includes.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the present invention is proposed.
Embodiments provide a kind of terminal antenna based on metal back cover to include: metal back cover, described
One end of metal back cover is provided with gap, and described metal back cover is separated for bottom metal frame and the back of the body by described gap
Portion's metallic plate, wherein, described bottom metal frame is as antenna radiation unit, and described back-metal plate is as ground；
Earth element, described earth element is connected with described back-metal plate；Feed matching network and distributing point,
Described feed matching network is through antenna radiation unit described in described distributing point feed-in.The gap of the embodiment of the present invention
Very close to metal frame bottom, common syllogic design is made to be in close proximity to all-metal integrated design.My god
Line region is less, reduces clearance zone accounting, substantially increases screen accounting, and visual experience is more preferable.Back
Metallic plate accounting is up to 95%, and metal sense of touch is fabulous, and heat conductivility is superior.. metal fuselage is ultra-thin.Additionally,
Antenna structure is simple, with back cover integrated design, it is simple to process and produce.
Fig. 3 is the terminal antenna based on metal back cover under the embodiment of the invention, as it is shown on figure 3,
Described antenna includes:
Metal back cover, one end of described metal back cover is provided with gap 31, and described gap 31 is by described metal
Back cover separates for bottom metal frame 32 and back-metal plate 33, and wherein, described bottom metal frame 32 is as sky
Beta radiation unit, described back-metal plate 33 is as ground.
Here, metal back cover refers to the back cover of terminal, and the back cover of terminal uses metal material.The present invention
In embodiment, terminal is had display screen one side be referred to as before, by the back of terminal be referred to as after, terminal
After there is metal back cover.
In the embodiment of the present invention, will be located in the bottom metal frame 32 bottom metal back cover and be designed as aerial radiation list
Unit, the effect of antenna radiation unit is to receive radiofrequency signal and/or send radiofrequency signal.Bottom metal frame 32
Only occupying the bottom of metal back cover, footprint area is the least.In one embodiment, bottom metal frame 32
It is designed as shape as shown in Figure 3, wherein, the thickness of bottom metal frame 32 is 0.6mm, height is 5mm,
Effective length is 86mm.
The shape of bottom metal frame 32 and size are not limited to above description, can be according to the needs of product
It is designed.
In the embodiment of the present invention, it is gap 31 between bottom metal frame 32 and back-metal plate 33, gap 31
Shared region is non-conducting areas.In one embodiment, non-conducting areas is plastic areas.By non-
Conductive region connects bottom metal frame 32 and back-metal plate 33, and the width of non-conducting areas is 2mm, non-
Conductive region has been connected by radian design with bottom metal frame 32, further reduces the end in visual aspects
The width of portion's metal frame 32.
The shape of non-conducting areas and size are not limited to above description, can enter according to the needs of product
Row design.
In one embodiment, the size of back-metal plate 33 is 138mm × 71mm × 0.3mm, wherein,
138mm represents length, and 71mm represents width, 0.3mm representative thickness.Whole back-metal in terms of the back side
Plate 33 accounting is up to 95%, it is possible to meet the integrated visual impact of all-metal outward appearance well.
The technical scheme of the embodiment of the present invention, makes full use of bottom metal frame as antenna radiation unit, makes non-
Conductive region is as much as possible to be moved to bottom, visually makes common syllogic design be in close proximity to complete
Metal-integral designs.
The terminal antenna based on metal back cover of the embodiment of the present invention, while meeting appearance design requirement,
Plurality of communication schemes and multiple communications band can be provided.Wherein, communication pattern includes seven kinds, communication frequency
Section includes 18 frequency ranges.By use Reconfiguration Technologies, utilize switch switching can effectively realize whole height,
In, the covering of low-frequency range, concrete methods of realizing is as follows:
Described antenna also includes:
Earth element 34, described earth element 34 is connected with described back-metal plate 33；
Feed matching network 35 and distributing point 36, described feed matching network 35 is through described distributing point 36
Antenna radiation unit described in feed-in.
Switch element 37, described switch element 37 connects described antenna radiation unit and described back-metal plate
33。
When described switch element 37 is in connection status, make by regulating the circuit parameter of described matching network
Obtaining described antenna radiation unit and be operated in the first frequency range and the second frequency range, the frequency of described first frequency range is higher than institute
State the frequency of the second frequency range.
Specifically, when switch element 37 is in connection status, by regulating the inductance parameters of matching network,
The covering of the height of antenna, intermediate frequency can be realized.Here, the first frequency range refers to high-frequency band, and the second frequency range refers to
Intermediate-frequency band.High, intermediate-frequency band includes: DCS, PCS, WCDMA I, WCDMA II, TD-SCDMA
A、TD-SCDMA F、LTE1、LTE3、LTE7、LTE38、LTE39、LTE40、LTE41。
When described switch element 37 is off, make by regulating the circuit parameter of described matching network
Obtaining described antenna radiation unit and be operated in the 3rd frequency range, the frequency of described 3rd frequency range is less than described first frequency range
With described second frequency range.
Specifically, when switch element 37 is off, only need to change the capacitance parameter in matching network,
Just can realize by height, intermediate frequency to the switching of low frequency.Low frequency frequency range includes: CDMA BCO, GSM850,
GSM900、WCDMAⅤ、WCDMAⅧ。
The gap of the embodiment of the present invention, very close to metal frame bottom, makes common syllogic design closely
In all-metal integrated design.Antenna area is less, reduces clearance zone accounting, substantially increases screen and accounts for
Ratio, visual experience is more preferable.Back-metal plate accounting is up to 95%, and metal sense of touch is fabulous, and heat conductivility is superior..
Metal fuselage is ultra-thin.Additionally, antenna structure is simple, with back cover integrated design, it is simple to process and produce.
Based on above-mentioned terminal antenna based on metal back cover, the embodiment of the present invention additionally provides a kind of terminal, ginseng
According to Fig. 4, described terminal includes: terminal antenna based on metal back cover；Wherein, described antenna includes:
Metal back cover, the first end of described metal back cover is provided with gap, and described gap is by described metal back cover
Separate for bottom metal frame and back-metal plate, wherein, described bottom metal frame as antenna radiation unit,
Described back-metal plate is as ground；
Earth element, described earth element is connected with described back-metal plate；
Feed matching network and distributing point, described feed matching network is through antenna described in described distributing point feed-in
Radiating element.
Described antenna also includes:
Switch element, described switch element connects described antenna radiation unit and described back-metal plate.
When described switch element is in connection status, make by regulating the circuit parameter of described matching network
Described antenna radiation unit is operated in the first frequency range and the second frequency range, and the frequency of described first frequency range is higher than described
The frequency of the second frequency range.
When described switch element is off, make by regulating the circuit parameter of described matching network
Described antenna radiation unit is operated in the 3rd frequency range, the frequency of described 3rd frequency range less than described first frequency range and
Described second frequency range.
Region shared by described gap is non-conducting areas.
Embodiment of the present invention terminal has terminal antenna based on metal back cover, and gap is very close at the bottom of metal frame
End, makes common syllogic design be in close proximity to all-metal integrated design.Antenna area is less, reduces
Clearance zone accounting, substantially increases screen accounting, and visual experience is more preferable.Back-metal plate accounting is up to 95%,
Metal sense of touch is fabulous, and heat conductivility is superior.. metal fuselage is ultra-thin.Additionally, antenna structure is simple, with back cover
Integrated design, it is simple to process and produce.
Between technical scheme described in the embodiment of the present invention, in the case of not conflicting, can be in any combination.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in
Change or replacement, all should contain within protection scope of the present invention.
Claims (10)
1. a terminal antenna based on metal back cover, it is characterised in that described antenna includes:
Metal back cover, one end of described metal back cover is provided with gap, described gap by described metal back cover every
Opening as bottom metal frame and back-metal plate, wherein, described bottom metal frame is as antenna radiation unit, institute
State back-metal plate as ground；
Earth element, described earth element is connected with described back-metal plate；
Feed matching network and distributing point, described feed matching network is through antenna described in described distributing point feed-in
Radiating element.
Terminal antenna based on metal back cover the most according to claim 1, it is characterised in that described sky
Line also includes:
Switch element, described switch element connects described antenna radiation unit and described back-metal plate.
Terminal antenna based on metal back cover the most according to claim 2, it is characterised in that
When described switch element is in connection status, make by regulating the circuit parameter of described matching network
Described antenna radiation unit is operated in the first frequency range and the second frequency range, and the frequency of described first frequency range is higher than described
The frequency of the second frequency range.
4. according to the terminal antenna based on metal back cover described in Claims 2 or 3, it is characterised in that
When described switch element is off, make by regulating the circuit parameter of described matching network
Described antenna radiation unit is operated in the 3rd frequency range, the frequency of described 3rd frequency range less than described first frequency range and
Described second frequency range.
5., according to the terminal antenna based on metal back cover described in any one of claims 1 to 3, its feature exists
In, the region shared by described gap is non-conducting areas.
6. a terminal, it is characterised in that described terminal includes: terminal antenna based on metal back cover；Its
In, described antenna includes:
Metal back cover, the first end of described metal back cover is provided with gap, and described gap is by described metal back cover
Separate for bottom metal frame and back-metal plate, wherein, described bottom metal frame as antenna radiation unit,
Described back-metal plate is as ground；
Earth element, described earth element is connected with described back-metal plate；
Feed matching network and distributing point, described feed matching network is through antenna described in described distributing point feed-in
Radiating element.
Terminal the most according to claim 6, it is characterised in that described antenna also includes:
Switch element, described switch element connects described antenna radiation unit and described back-metal plate.
Terminal the most according to claim 7, it is characterised in that
When described switch element is in connection status, make by regulating the circuit parameter of described matching network
Described antenna radiation unit is operated in the first frequency range and the second frequency range, and the frequency of described first frequency range is higher than described
The frequency of the second frequency range.
9. according to the terminal described in claim 7 or 8, it is characterised in that
When described switch element is off, make by regulating the circuit parameter of described matching network
Described antenna radiation unit is operated in the 3rd frequency range, the frequency of described 3rd frequency range less than described first frequency range and
Described second frequency range.
10. according to the terminal described in any one of claim 6 to 8, it is characterised in that shared by described gap
Region be non-conducting areas.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610281298.7A CN105914450A (en) | 2016-04-29 | 2016-04-29 | Metal back-shell based terminal antenna and the terminal |
| PCT/CN2017/074093 WO2017185860A1 (en) | 2016-04-29 | 2017-02-20 | Metal rear case-based antenna, and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610281298.7A CN105914450A (en) | 2016-04-29 | 2016-04-29 | Metal back-shell based terminal antenna and the terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105914450A true CN105914450A (en) | 2016-08-31 |
Family
ID=56753472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610281298.7A Pending CN105914450A (en) | 2016-04-29 | 2016-04-29 | Metal back-shell based terminal antenna and the terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105914450A (en) |
| WO (1) | WO2017185860A1 (en) |
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Families Citing this family (1)
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244598A (en) * | 2015-10-30 | 2016-01-13 | 维沃移动通信有限公司 | Antenna system and mobile terminal |
| CN105305066A (en) * | 2015-10-26 | 2016-02-03 | 瑞声光电科技(常州)有限公司 | Full metal back shell antenna system |
| CN105356037A (en) * | 2015-10-30 | 2016-02-24 | 努比亚技术有限公司 | Antenna and mobile terminal |
| CN205051738U (en) * | 2015-07-14 | 2016-02-24 | 瑞声精密制造科技(常州)有限公司 | Mobile communication device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102263329A (en) * | 2010-05-28 | 2011-11-30 | 深圳富泰宏精密工业有限公司 | Antenna module and wireless communication apparatus applying antenna module |
| CN204216211U (en) * | 2014-11-12 | 2015-03-18 | 瑞声声学科技(苏州)有限公司 | Communication terminal |
| CN204596970U (en) * | 2014-12-25 | 2015-08-26 | 惠州比亚迪电子有限公司 | Mobile terminal |
| CN105958198A (en) * | 2016-04-29 | 2016-09-21 | 努比亚技术有限公司 | Terminal |
| CN105914450A (en) * | 2016-04-29 | 2016-08-31 | 努比亚技术有限公司 | Metal back-shell based terminal antenna and the terminal |
-
2016
- 2016-04-29 CN CN201610281298.7A patent/CN105914450A/en active Pending
-
2017
- 2017-02-20 WO PCT/CN2017/074093 patent/WO2017185860A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205051738U (en) * | 2015-07-14 | 2016-02-24 | 瑞声精密制造科技(常州)有限公司 | Mobile communication device |
| CN105305066A (en) * | 2015-10-26 | 2016-02-03 | 瑞声光电科技(常州)有限公司 | Full metal back shell antenna system |
| CN105244598A (en) * | 2015-10-30 | 2016-01-13 | 维沃移动通信有限公司 | Antenna system and mobile terminal |
| CN105356037A (en) * | 2015-10-30 | 2016-02-24 | 努比亚技术有限公司 | Antenna and mobile terminal |
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Application publication date: 20160831 |