CN106329062A - Multi-frequency antenna structure and electronic device - Google Patents

Multi-frequency antenna structure and electronic device Download PDF

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Publication number
CN106329062A
CN106329062A CN201610872581.7A CN201610872581A CN106329062A CN 106329062 A CN106329062 A CN 106329062A CN 201610872581 A CN201610872581 A CN 201610872581A CN 106329062 A CN106329062 A CN 106329062A
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CN
China
Prior art keywords
described
electronic equipment
antenna body
antenna
mainboard
Prior art date
Application number
CN201610872581.7A
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Chinese (zh)
Inventor
张昌顺
程仕意
李隽�
Original Assignee
努比亚技术有限公司
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Application filed by 努比亚技术有限公司 filed Critical 努比亚技术有限公司
Priority to CN201610872581.7A priority Critical patent/CN106329062A/en
Publication of CN106329062A publication Critical patent/CN106329062A/en

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/50Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/10Resonant antennas

Abstract

The embodiment of the invention discloses a multi-frequency antenna structure. The multi-frequency antenna structure comprises an antenna body arranged in an electronic device, a main board and an antenna coordinating circuit. A feeding point of the antenna body is arranged on the main board; the antenna coordinating circuit comprises a variable capacitor and a main-board extending part. The multi-frequency antenna structure also comprises a metal piece, the metal piece is used for being arranged in a coating piece with which the edge area of the electronic device is coated; further, the metal piece is arranged in the coating piece and arranged at the target position corresponding to the area of the antenna body at the bottom of the electronic device, and is used for being connected with the tail end of the antenna body, or is used for being in near field coupling with the tail end of the antenna body so that the effective length of the antenna body is prolonged. The embodiment of the invention also discloses an electronic device.

Description

A kind of multiple frequency antenna structure and electronic equipment

Technical field

The present invention relates to electronic technology, particularly relate to a kind of multiple frequency antenna structure and electronic equipment.

Background technology

Existing electronic equipment, such as antenna for mobile phone, it is possible to cover the low-frequency range of 800-900MHz, such as resident global mobile communication System (GSM, Global System for Mobile Communication) can cover 800-900MHz, it can also Enough cover the high band of 2300-2500MHz, such as resident Digital Cellular System (DCS, Digital Cellular System) DCS/ United States digital mobile communication system service (PCS, Personal Communications Service) PCS/ General Mobile Communication system (UMTS, Universal Mobile Telecommunications System)/Long Term Evolution (LTE, Long Term Evolution) network can cover 2300-2500MHz;Here, owing to the structure of mobile phone designs, such as narrow frame, boundless Frame, all-metal outward appearance etc., making it difficult to the working frequency range of extended mobile phone, and it is applied to Latin America based on market demand, such as mobile phone Qu Shi, needs 700MHz working frequency range, and therefore, the working frequency range how increasing mobile phone becomes the existing problem needing solution badly.

Summary of the invention

In view of this, the embodiment of the present invention provides a kind of multifrequency for solving at least one problem present in prior art Antenna structure and electronic equipment.

The technical scheme of the embodiment of the present invention is achieved in that

Embodiment of the present invention first aspect provides a kind of multiple frequency antenna structure, including: the sky being arranged in electronic equipment Line body, mainboard and antenna coordination circuits;The load point of described antenna body is arranged on described mainboard;Described sky line coordination electricity Road includes variable capacitance and mainboard extension;The bearing of trend of described mainboard extension is towards described antenna body place side To;One end of described variable capacitance is connected with described mainboard, and the other end is connected with described mainboard extension, so that described mainboard Extension, described variable capacitance and described mainboard form annular region;Wherein, described multiple frequency antenna structure also includes: metal Part;

Described metalwork is in the coating member being arranged on the marginal area being at least coated with described electronic equipment;Further Ground, it is corresponding that described metalwork is arranged at region residing for antenna body described with the bottom of described electronic equipment in described coating member On target location, and for being connected with the end of described antenna body, or with the end near-field coupling of described antenna body, with Increase the effective length of described antenna body.

In such scheme, when described coating member is coated with described electronic equipment, described coating member arranges described metalwork Place, target location the first plane and the described electronic equipment that described antenna body is set display screen place second Plane is vertical.

In such scheme, described metalwork is connected with the end of described antenna body by short circuit pin, and from junction to One side of described electronic equipment extends, to increase the effective length of described antenna body.

In such scheme, being provided with control circuit in described mainboard, described control circuit is for described variable capacitance even Connect, to regulate the resonant frequency of described antenna body by regulating the capacitance of described variable capacitance.

In such scheme, described coating member is specifically coated with the marginal area in described electronic equipment;Or, described coating member Marginal area in addition to viewing area and dorsal area in the described electronic equipment of concrete cladding;Or, described coating member is concrete It is coated with in described electronic equipment the marginal area in addition to the zone line of viewing area and dorsal area;Or, described cladding Part is specifically coated with the Zone Full in described electronic equipment in addition to interface.

Embodiment of the present invention second aspect provides a kind of electronic equipment including coating member, sets in described electronic equipment It is equipped with antenna body, mainboard and antenna coordination circuits;The load point of described antenna body is arranged on described mainboard;Described antenna Coordination circuits includes variable capacitance and mainboard extension;The bearing of trend of described mainboard extension is towards described antenna body Direction, place;One end of described variable capacitance is connected with described mainboard, and the other end is connected with described mainboard extension, so that institute State mainboard extension, described variable capacitance and described mainboard and form annular region;Wherein, described electronic equipment also includes: extremely It is coated with coating member and the metalwork of the marginal area of described electronic equipment less;

Described metalwork is arranged in described coating member the region residing for described antenna body with the bottom of described electronic equipment On corresponding target location, and for being connected with the end of described antenna body, or with the end near field of described antenna body Coupling, to increase the effective length of described antenna body.

In such scheme, when described coating member is coated with described electronic equipment, described coating member arranges described metalwork Place, target location the first plane and the described electronic equipment that described antenna body is set display screen place second Plane is vertical.

In such scheme, described metalwork is connected with the end of described antenna body by short circuit pin, and from junction to One side of described electronic equipment extends, to increase the effective length of described antenna body.

In such scheme, being provided with control circuit in described mainboard, described control circuit is for described variable capacitance even Connect, to regulate the resonant frequency of described antenna body by regulating the capacitance of described variable capacitance.

In such scheme, described mainboard extension is provided with functional device, in order to reduce described functional device pair The impact of described antenna body performance.

Multiple frequency antenna structure described in the embodiment of the present invention and electronic equipment, by the antenna basis that will arrange in electronic equipment The end of body is connected with the metalwork in the coating member of the marginal area for being at least coated with described electronic equipment or couples, it is achieved The purpose of the effective length of antenna body is increased by other metalworks beyond electronic equipment, and then by increasing antenna originally The effective length of body extends the working frequency range of described electronic equipment;Simultaneously as the antenna body described in the embodiment of the present invention Frequency range can by control variable capacitance capacitance realize, so the embodiment of the present invention also improves antenna efficiency, and pole Big has expanded the beamwidth of antenna, it is achieved that the frequency-adjustable of antenna.

Accompanying drawing explanation

Fig. 1 is the hardware architecture diagram of the optional mobile terminal 100 realizing each embodiment of the present invention;

Fig. 2 is the wireless communication system schematic diagram of mobile terminal 100 as shown in Figure 1;

Fig. 3 is the structural representation of the embodiment of the present invention one multiple frequency antenna structure;

Fig. 4 is the concrete knot of antenna body, mainboard and antenna coordination circuits in the embodiment of the present invention one multiple frequency antenna structure Structure schematic diagram;

Fig. 5 is the schematic equivalent circuit of embodiment of the present invention Part II electric capacity;

Fig. 6 is the coating member schematic diagram that the embodiment of the present invention one is provided with metalwork;

Fig. 7 is the structural representation after embodiment of the present invention coating member is coated with described electronic equipment;

Fig. 8 is that the multiple frequency antenna structure described in the embodiment of the present invention is analyzed obtained antenna standing wave return loss figure.

Detailed description of the invention

Should be appreciated that specific embodiment described herein, only in order to explain technical scheme, is not used to Limit protection scope of the present invention.

The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description, use For representing the suffix explanation only for the beneficially present invention of such as " module ", " parts " or " unit " of element, itself Not specific meaning.Therefore, " module " can mixedly use with " parts ".

Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can include such as moving Phone, smart phone, notebook computer, digit broadcasting receiver, personal digital assistant (PDA), panel computer (PAD), portable The mobile terminal of formula multimedia player (PMP), guider etc. and fixing of such as numeral TV, desk computer etc. 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 mobile mesh Element outside, structure according to the embodiment of the present invention can also apply to the terminal of fixed type.

Fig. 1 is the hardware configuration signal of the mobile terminal 100 realizing each embodiment of the present invention, as it is shown in figure 1, mobile whole End 100 can include that wireless communication unit 110, audio/video (A/V) input block 120, user input unit 130, sensing are single Unit 140, output unit 150, memorizer 160, interface unit 170, controller 180 and power subsystem 190 etc..Fig. 1 shows There is the mobile terminal 100 of various assembly, it should be understood that be not required for implementing all assemblies illustrated.Can substitute More or less of assembly is implemented on ground.Will be discussed in more detail below the element of mobile terminal 100.

Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 and wireless communication system Or the radio communication between network.Such as, wireless communication unit 110 can include broadcast reception module 111, mobile communication mould At least one in block 112, wireless Internet module 113, short range communication module 114 and positional information module 115.

Broadcast reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcasting management server Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be to generate and send Broadcast singal and/or the server of broadcast related information or the broadcast singal generated before receiving and/or broadcast related information And send it to the server of terminal.Broadcast singal can include that TV broadcast singal, radio signals, data are broadcasted Signal etc..And, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase Pass information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould Block 112 receives.Broadcast singal can exist in a variety of manners, and such as, it can be with the electronics of DMB (DMB) Program guide (EPG), the form of electronic service guidebooks (ESG) etc. of digital video broadcast-handheld (DVB-H) and exist.Broadcast Receiver 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), DMB-satellite (DMB-S), digital video wide 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.Broadcast reception module 111 may be constructed such that and is adapted to provide for extensively Broadcast the various broadcast systems of signal and above-mentioned digit broadcasting system.Via broadcast reception module 111 receive broadcast singal and/ Or broadcast related information can be stored in memorizer 160 (or other type of storage medium).

Mobile communication module 112 sends radio signals to base station (such as, access point, node B etc.), exterior terminal And in server at least one and/or receive from it radio signal.Such radio signal can include that voice leads to Words signal, video calling signal or the various types of data sending according to text and/or Multimedia Message and/or receiving.

Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal 100.Wireless Internet module 113 can To be internally or externally couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by wireless Internet module 113 can include WLAN (WLAN), Wireless Fidelity (Wi-Fi), WiMAX (Wibro), worldwide interoperability for microwave access (Wimax), high-speed downlink packet accesses (HSDPA) etc..

Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant ToothTM, RF identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB), purple honeybeeTMEtc..

Positional information module 115 is the module of positional information for checking or obtain mobile terminal 100.Positional information mould The typical case of block 115 is global positioning system (GPS) module 115.According to current technology, GPS module 115 calculates from three Individual or the range information of more satellite and correct time information and for the Information application triangulation calculated, thus root According to longitude, latitude and highly accurately calculating three-dimensional current location information.Currently, for the method calculating position and temporal information Use three satellites and by the position using an other satellite correction to calculate and the error of temporal information.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 He Mike 122, the camera 121 static images to being obtained by image capture apparatus in Video Capture pattern or image capture mode Or the view data of video processes.Picture frame after process may be displayed on display unit 151.Process through camera 121 After picture frame can be stored in memorizer 160 (or other storage medium) or via wireless communication unit 110 carry out send out Send, two or more cameras 121 can be provided according to the structure of mobile terminal 100.Mike 122 can be at telephone relation mould Formula, logging mode, speech recognition mode etc. operational mode receives sound (voice data) via mike, and can be by Such acoustic processing is voice data.Audio frequency (voice) data after process can be changed in the case of telephone calling model For can be sent to the form output of mobile communication base station via mobile communication module 112.Mike 122 can implement all kinds Noise eliminate (or suppression) algorithm with the noise eliminating (or suppression) and producing during receiving and send audio signal or Person disturbs.

User input unit 130 can generate key input data to control mobile terminal 100 according to the order of user's input Various operations.User input unit 130 allows user to input various types of information, and can include keyboard, metal dome, Touch pad (such as, detection due to touched and cause resistance, pressure, the sensitive component of change of electric capacity etc.), roller, shake Bar etc..Especially, when touch pad is superimposed upon on display unit 151 as a layer, touch screen can be formed.

Sensing unit 140 detects the current state of mobile terminal 100, (such as, mobile terminal 100 open or close shape State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal Orientation, the acceleration or deceleration of mobile terminal 100 of 100 move and direction etc., and generate for controlling mobile terminal 100 The order of operation or signal.Such as, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing unit 140 can sense This sliding-type phone opens or cuts out.It addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or Whether person's interface unit 170 couples with external device (ED).In actual application, described sensing unit 140 can be especially by close to passing Sensor 141 realizes.

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 charger) port, wired or nothing Line FPDP, memory card port (typical case is general-purpose serial bus USB port), there is the dress of identification module for connecting The port put, audio frequency input/output (I/O) port, video i/o port, ear port etc..Identification module can be that storage is used Use the various information of mobile terminal 100 in checking user and subscriber identification module (UIM), client identification module can be included (SIM), Universal Subscriber identification module (USIM) etc..It addition, have the device (hereinafter referred to as " identification device ") of identification module Can be to take the form of smart card, therefore, identify that device can connect with mobile terminal 100 via port or other attachment means Connect.

Interface unit 170 may be used for receive from external device (ED) input (such as, data message, electric power etc.) and One or more elements that the input received is transferred in mobile terminal 100 or may be used for mobile terminal 100 He Data are transmitted between external device (ED).

It addition, when mobile terminal 100 is connected with external base, interface unit 170 can serve as allowing electricity by it Power provides the path of mobile terminal 100 from base or can serve as allowing from the various command signals of base input by it It is transferred to the path of mobile terminal 100.May serve as identifying move eventually from various command signals or the electric power of base input Whether end 100 is accurately fitted within the signal on base.

Output unit 150 is configured to provide output signal (such as, audio frequency letter with vision, audio frequency and/or tactile manner Number, video signal, alarm signal, vibration signal etc.).Output unit 150 can include that display unit 151, audio frequency export mould Block 152, alarm unit 153 etc..

Display unit 151 may be displayed on the information processed in mobile terminal 100.Such as, it is in electricity when mobile terminal 100 During words call mode, display unit 151 can show and call or other (such as, text messaging, multimedia file that communicate Download etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern Or during image capture mode, display unit 151 can show image and/or the image of reception of capture, illustrate video or figure UI or GUI of picture and correlation function etc..

Meanwhile, when display unit 151 and touch pad the most superposed on one another with formed touch screen time, display unit 151 can serve as input equipment 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 A kind of.Some in these display may be constructed such that transparence is watched from outside with permission user, and this is properly termed as transparent Display, typical transparent display can for example, TOLED (transparent organic light emitting diode) display etc..According to specific The embodiment wanted, mobile terminal 100 can include two or more display units (or other display device), such as, move Dynamic terminal 100 can include outernal display unit (not shown) and inner display unit (not shown).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 100 and receive pattern, call mode, record mould Time under the isotypes such as formula, speech recognition mode, broadcast reception mode, that wireless communication unit 110 is received or at memorizer In 160 storage voice data transducing audio signal and be output as sound.And, dio Output Modules 152 can provide with Audio frequency output (such as, call signal reception sound, the message sink sound etc. that the specific function that mobile terminal 100 performs is relevant Deng).Dio Output Modules 152 can include speaker, buzzer etc..

Alarm unit 153 can provide output to notify event to mobile terminal 100.Typical event is permissible Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video exports, alarm unit 153 can provide output with the generation of notification event in a different manner.Such as, alarm unit 153 can be with the form of vibration Output is provided, when receiving calling, message or some other entrance communication (incoming communication), alarm list Unit 153 can provide sense of touch output (that is, vibration) to notify to user.By providing such sense of touch to export, even if When the mobile phone of user is in the pocket of user, user also is able to identify the generation of various event.Alarm unit 153 is also The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.

Memorizer 160 can store the process performed by controller 180 and the software program controlling operation etc., or can The data (such as, telephone directory, message, still image, video etc.) that maybe will export have been exported temporarily to store.And And, memorizer 160 can with storage about when touch be applied to touch screen time the vibration of various modes of output and audio signal Data.

Memorizer 160 can include that the storage medium of at least one type, described storage medium include flash memory, hard disk, many Media card, card-type memorizer (such as, SD or DX memorizer etc.), random access storage device (RAM), static random-access store Device (SRAM), read only memory (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, CD etc..And, mobile terminal 100 can be connected execution memorizer with by network The network storage device cooperation of the storage function of 160.

Controller 180 generally controls the overall operation of mobile terminal 100.Such as, controller 180 perform with voice call, Control that data communication, video calling etc. are relevant and process.It addition, controller 180 can include for reproducing or playing back many The multi-media module 181 of media data, multi-media module 181 can construct in controller 180, or it is so structured that with control Device 180 processed separates.Controller 180 can perform pattern recognition process, with the handwriting input that will perform on the touchscreen or figure Sheet is drawn 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 unit Suitable electric power needed for part and assembly.

Various embodiment described herein can be to use such as computer software, hardware or its any combination of calculating Machine computer-readable recording medium is implemented.Implementing 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 Program gate array (FPGA), processor, controller, microcontroller, microprocessor, be 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. Software is implemented, the embodiment of such as process or function can with allow to perform the single of at least one function or operation Software module is implemented.Software code can be come by the software application (or program) write with any suitable programming language Implementing, software code can be stored in memorizer 160 and be performed by controller 180.

So far, mobile terminal 100 is described according to its function.Below, for the sake of brevity, description is such as folded Sliding-type in various types of mobile terminals 100 of type, board-type, oscillating-type, slide type mobile terminal 100 etc. moves end End 100 is as example.Therefore, the present invention can be applied to any kind of mobile terminal 100, and be not limited to sliding-type and move Terminal 100.

As shown in Figure 1 mobile terminal 100 may be constructed such that utilize via frame or packet transmission data all if any Line and wireless communication system and satellite-based communication system operate.

The communication system being wherein operable to according to the mobile terminal 100 of the present invention is described referring now to Fig. 2.

Such communication system can use different air interfaces and/or physical layer.Such as, communication system use 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 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) 270, base station Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC 280 is configured to and Public Switched Telephony Network (PSTN) 290 form interface.MSC 280 be also structured to can via back haul link be couple to base station 270 BSC 275 formed connect Mouthful.If back haul link 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 can include multiple BSC2750。

Each BS 270 can service one or more subregion (or region), by multidirectional antenna or the sky of sensing specific direction Each subregion that line covers is radially away from BS 270.Or, each subregion can be by for two of diversity reception or more Multiple antennas covers.Each BS 270 may be constructed such that support multiple frequencies distribution, 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 System (BTS) or other equivalent terms.In this case, term " base station " may be used for broadly representing single BSC 275 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 claimed For multiple cellular stations.

As shown in Figure 2, broadcast singal is sent in system the mobile terminal operated by broadcsting transmitter (BT) 295 100.Broadcast reception module 111 is arranged on mobile terminal 100 and sentences the broadcast that reception is sent by BT295 as shown in Figure 1 Signal.In fig. 2 it is shown that several satellites 300, such as, can use global positioning system (GPS) satellite 300.Satellite 300 is helped Help at least one positioned in multiple mobile terminals 100.

In fig. 2, depict multiple satellite 300, it is understood that be, it is possible to use any number of satellite obtain useful Location information.GPS module 115 is generally configured to coordinate with satellite 300 to obtain the location letter wanted as shown in Figure 1 Breath.Substitute GPS tracking technique or outside GPS tracking technique, it is possible to use its of position of mobile terminal 100 can be followed the tracks of Its technology.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 the reverse strand from various mobile terminals 100 Road signal.Mobile terminal 100 generally participates in call, information receiving and transmitting communicates with other type of.It is each that certain base station 270 receives Reverse link signal is processed in specific BS 270.The data obtained are forwarded to the BSC 275 being correlated with.BSC provides Call resource distribution and the mobile management function of the coordination of soft switching process included between BS 270.BSC275 also will receive Data be routed to MSC 280, it provides the extra route service for forming interface with PSTN 290.Similarly, PSTN 290 form interface with MSC280, MSC Yu BSC 275 forms interface, and BSC 275 correspondingly controls BS 270 with by forward Link signal is sent to mobile terminal 100.

In mobile terminal, the mobile communication module 112 of wireless communication unit 110 moves based on the access that mobile terminal is built-in The necessary data (including customer identification information and authentication information) of communication network (such as mobile communications networks such as 2G/3G/4G) accesses Mobile communications network is 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).

The wireless Internet module 113 of wireless communication unit 110 is reality by the related protocol function of operation hotspot The function of existing hotspot, hotspot supports that multiple mobile terminals (any mobile terminal outside mobile terminal) access, logical Crossing the mobile communication between multiplexing mobile communication module 112 and mobile communications network, to be connected as the webpage of mobile phone users clear Look at, the business such as network multimedia broadcasting transmission mobile data (includes that up mobile data and descending movement are led to Letter data), due to mobile terminal substantially mobile communication between multiplexing mobile terminal and communication network to be connected transmission mobile Communication data, therefore the flow of the mobile data of mobile terminal consumption is counted movement by the charging entity of communication network side The post and telecommunication tariff of terminal, thus consume the data stream of mobile data that the post and telecommunication tariff that mobile terminal signing uses includes Amount.

Based on above-mentioned mobile terminal 100 hardware configuration and communication system, each embodiment of the inventive method is proposed.

Embodiment one

Present embodiments providing a kind of multiple frequency antenna structure, specifically, Fig. 3 is the embodiment of the present invention one multiple frequency antenna structure Structural representation;Fig. 4 is antenna body, mainboard and the tool of antenna coordination circuits in the embodiment of the present invention one multiple frequency antenna structure Body structural representation;Specifically, as shown in Figure 4, described multiple frequency antenna structure includes: the antenna body being arranged in electronic equipment 7, mainboard 1 and antenna coordination circuits;Here, the main part of described antenna body is not provided with in described mainboard 1, described antenna The load point 9 of body 7 is arranged on described mainboard, and described antenna body 7 forms semi-surrounding region with described mainboard 1;Further Ground, described antenna coordination circuits includes that variable capacitance 3 and mainboard extension (include elongated area 2, elongated area 4 and extend Region 8);Described mainboard extension is placed near described antenna body 7, namely the bearing of trend court of described mainboard extension To direction, described antenna body 7 place;One end of described variable capacitance 3 is connected with described mainboard 1, and the other end prolongs with described mainboard Extending portion divides connection, and as shown in Figure 4, the other end of described variable capacitance 3 is connected with described elongated area 4, so, makes described mainboard Extension, described variable capacitance 3 and described mainboard 1 form annular region;

Further, as it is shown on figure 3, described multiple frequency antenna structure also includes metalwork;Described metalwork is arranged at least In the coating member of the marginal area being coated with described electronic equipment;Further, during described metalwork is arranged at described coating member with On the target location that region residing for the described antenna body in bottom of described electronic equipment is corresponding, and it is used for and described antenna body End connects, or with the end near-field coupling of described antenna body, so, increase the effective length of described antenna body, Lay a good foundation for increasing the working frequency range of electronic equipment.Here, described connection can connect specifically by short circuit pin, such as institute State metalwork to be connected with at least one variable partition described by sidewall short circuit pin.

Below in conjunction with Fig. 4 antenna body, mainboard and antenna coordination circuits to arranging in embodiment of the present invention electronic equipment It is described in further details;Specifically, as shown in Figure 4, described mainboard 1 is main devices and the circuit rest area of electronic equipment Territory, main material is copper and sheet material;Virtual region 5 is the empty avoiding part of described mainboard 1, it is also possible to be a part for mainboard, but Described virtual region 5 does not typically spread copper, only retains sheet material, mainly provides more preferable radiation space, institute for described antenna body 1 The size and shape stating virtual region 5 can change according to actual needs.Described elongated area 2, elongated area 4 and elongated area 8 Being the extension of described mainboard 1, main material is copper and sheet material.Described variable capacitance 3 one terminates described mainboard 1, the other end Connect the elongated area 4 of described mainboard, and described mainboard 1, variable capacitance 3, with elongated area 2, elongated area 4 and elongated area 8 Form annular region.Further, the antenna feed access point 9 of described antenna body 7 is arranged on described mainboard 1, radiofrequency signal warp Cross microstrip line and inputted described antenna body 1 by antenna feed access point 9.

In one embodiment, the capacitance of described variable capacitance 3 is adjustable, mutually powered-down by described mainboard 1 Road is controlled;Specifically, being provided with control circuit in described mainboard, described control circuit is for described variable capacitance even Connect, to regulate the resonant frequency of described antenna body by regulating the capacitance of described variable capacitance.

In actual applications, described antenna body 7 can be specially conventional unipolar antenna or IFA (Inverted-F Antenna) antenna, for the relative mainboard 1 in elongated area 8 of described mainboard 1, near the main part of antenna body 7, and with institute The main part minimum distance stating antenna body is H1.For convenience of description, assume in this example that elongated area 2, elongated area 4 and Elongated area 8 is rectangle, and the length of elongated area 2 and width are respectively L2 and W2;The length of elongated area 4 and wide be respectively L1 and W1;The length of elongated area 8 and wide respectively L3 and W3;Here, in actual applications, elongated area 2, elongated area 4 and extension Region 8 can have any shape, and only requires described elongated area 2, elongated area 4 and elongated area 8 and variable capacitance 3 and master Plate 1 can form annular region.

Here, owing to changing the electric capacity between antenna cabling and antenna reference ground, the resonant frequency of antenna, institute can be affected With, the present embodiment adjusts the resonant frequency of antenna by the electric capacity between cabling and the antenna reference ground of change antenna body; Specifically, the described the most described antenna body of antenna cabling 7, the most described mainboard in described antenna reference ground 1 mainly;Described antenna is originally Electric capacity between body 7 and the main ground of described mainboard 1, is mainly made up of two parts, and Part I is that described antenna body 7 is with described Direct distribution capacity between mainboard 1;Part II is by distance H1, described elongated area 2, elongated area 4 and elongated area 8 And the lumped capacity that variable capacitance 3 is formed.The present embodiment is mainly adjusted by the electric capacity of Part II to adjust antenna frequencies Adjust;Fig. 5 is the schematic equivalent circuit of embodiment of the present invention Part II electric capacity;As it is shown in figure 5, wherein C0 represents described variable The capacitance of electric capacity 3, its capacitance can be controlled by interlock circuit on mainboard 1 and be adjusted;L represents the equivalent electric that elongated area 4 produces Sense inductance value, its inductance value size and described L1 are approximated to direct ratio, are approximated to inverse ratio with described W1;L ' represents what elongated area 2 produced Equivalent inductance inductance value, its inductance value size and described L2 are approximated to direct ratio, are approximated to inverse ratio with described W2;C1 representative antennas body 7 And the parasitic capacitance capacitance between elongated area 8, its capacitance size and described H1 are approximated to inverse ratio.Can by Circuit theory knowledge Know, change electric capacity C0 capacitance, the capacitance size of whole circuit can be affected, thus affect the resonant frequency of described antenna body 7.

Here it is worth noting that the equivalent circuit described in the present embodiment is only approximate equivalent circuit, do not affect example Explanation.

Further, in conjunction with Fig. 6 and Fig. 7, the embodiment of the present invention is described in further details;As shown in Figure 6 and Figure 7, institute Stating coating member is annular coating member, is only used for being coated with the surrounding of described electronic equipment, and described metalwork is arranged at described coating member End face, here, the position that described coating member arranges metalwork is referred to as target location;Described target location sets with described electronics The end of standby middle antenna body is corresponding, in order to be directly connected to or the described antenna body that is of coupled connections end.Further Ground, when described coating member is coated with described electronic equipment, arranges the place, target location of described metalwork in described coating member First plane (namely plane corresponding with the bottom end face of described electronic equipment) and the described electronics that described antenna body is set Second plane at the display screen place of equipment is vertical, so so that described metalwork passes through described electronic equipment bottom end face It is connected with the end of described antenna body or is of coupled connections, to increase the effective length of described antenna body.Such as, such as Fig. 3 Shown in, when described antenna body is arranged at the bottom of described electronic equipment, described metalwork can be by short circuit pin with described The end of antenna body connects, and from junction, join domain as shown in Figure 3 extends to a side of described electronic equipment, To increase the effective length of described antenna body.

Below in conjunction with specific experiment data, the embodiment of the present invention is described further, such as, as it is shown on figure 3, described gold Belong to part and be arranged in coating member the region corresponding with the bottom end face of described electronic equipment, and, described metalwork passes through bottom The mode of short circuit is connected, such as, at the low frequency branch end of antenna body with the end of the antenna body arranged in electronic equipment Add short circuit pin, and be connected with described metalwork by short circuit pin, so, increase the effective long of low-frequency antenna branch current path Degree;With metalwork (such as aerial radiation sheet) away from electronic equipment 2mm, as a example by described metalwork length L is 60mm, to antenna structure It is analyzed, obtains antenna standing wave return loss figure as shown in Figure 8: from the figure, it can be seen that the low frequency branch of antenna body is with golden Belong to part can couple, and make the low frequency operation of described electronic equipment at about 700MHz by coupling, it is achieved that extension electricity The purpose of the operating frequency of subset.

So, the multiple frequency antenna structure described in the embodiment of the present invention, by the antenna body that will arrange in electronic equipment End is connected with the metalwork in the coating member of the marginal area for being at least coated with described electronic equipment or couples, it is achieved pass through Other metalworks beyond electronic equipment increase the purpose of the effective length of antenna body, and then by increasing antenna body Effective length extends the working frequency range of described electronic equipment;Simultaneously as the frequency of the antenna body described in the embodiment of the present invention Section can be realized by the capacitance controlling variable capacitance, so the embodiment of the present invention improves antenna efficiency, and opens up greatly Open up the beamwidth of antenna, it is achieved that the frequency-adjustable of antenna.

Embodiment two

Based on the multiple frequency antenna structure described in embodiment one, the present embodiment is to promote described multiple frequency antenna structure further, Functional device can be set in described mainboard extension, so, reduce described functional device to described antenna body performance Impact.Described functional device can be specially USB (universal serial bus) (USB, Universal Serial Bus), Mike (MIC) Device etc. the bottom being arranged at described electronic equipment.

Specifically, in actual applications, in order to reduce the antenna impact on head part, the main antenna of electronic equipment is (such as sky Line main body 7) be generally positioned at bottom as shown in Figure 3, and often also be provided with in the bottom of described electronic equipment simultaneously USB, The devices such as Mike, these devices produce impact to most sky and the efficiency of antenna, so, for effectively reducing above-mentioned device to antenna Impact, can be by USB, Mike etc. is placed in described mainboard extension, such as, as shown in Figure 4, is arranged at by USB and MIC On described elongated area 8, cabling 10 one end of described USB and MIC device connects USB and Mike's device, and the other end connects mainboard On interlock circuit, so, reduce USB and the impact on antenna of Mike's device, improve the efficiency of antenna.

Embodiment three

Based on the multiple frequency antenna structure described in embodiment one or embodiment two, this gives the several of described coating member Plant concrete structure;Specifically, the marginal area during described coating member is specifically coated with described electronic equipment;Or, described coating member Marginal area in addition to viewing area and dorsal area in the described electronic equipment of concrete cladding;Or, described coating member is concrete It is coated with in described electronic equipment the marginal area in addition to the zone line of viewing area and dorsal area;Or, described cladding Part is specifically coated with the Zone Full in described electronic equipment in addition to interface.

So, the embodiment of the present invention increases the antenna body being arranged in electronic equipment by the metalwork in coating member Effective length, so, in the case of not changing the sky wire wiring structure of existing electronic equipment, add sky in electronic equipment The effective length of line body, extends the band limits that antenna body is supported.

Embodiment four

Present embodiment discloses a kind of electronic equipment including coating member, described electronic equipment includes antenna body, master Plate and antenna coordination circuits;The load point of described antenna body is arranged on described mainboard;Described antenna coordination circuits includes can Power transformation appearance and mainboard extension;The bearing of trend of described mainboard extension is towards direction, described antenna body place;Described One end of variable capacitance is connected with described mainboard, and the other end is connected with described mainboard extension, so that described mainboard extension Point, described variable capacitance and described mainboard form annular region;Wherein, described electronic equipment also includes: be at least coated with described electricity The coating member of the marginal area of subset and metalwork;

Described metalwork is arranged in described coating member the region residing for described antenna body with the bottom of described electronic equipment On corresponding target location, and for being connected with the end of described antenna body, or with the end near field of described antenna body Coupling, to increase the effective length of described antenna body.

In one embodiment, when described coating member is coated with described electronic equipment, described coating member arranges described metal The of the display screen place of first plane at the place, target location of part and the described electronic equipment that described antenna body is set Two planes are vertical.

In another embodiment, described metalwork is connected with the end of described antenna body by short circuit pin, and from connection Place extends to a side of described electronic equipment, to increase the effective length of described antenna body.

In another embodiment, described mainboard is provided with control circuit, described control circuit for described can power transformation Hold and connect, to regulate the resonant frequency of described antenna body by regulating the capacitance of described variable capacitance.

In another embodiment, described mainboard extension is provided with functional device, in order to reduce described effector The part impact on described antenna body performance.

It need to be noted that: the description of above electronic equipment embodiment, with above-mentioned multiple frequency antenna structure embodiment Description is similar, has the beneficial effect that same multiple frequency antenna structure embodiment is similar, does not repeats.For present invention electricity The ins and outs not disclosed in subset embodiment, refer to the description of multiple frequency antenna structure embodiment of the present invention and understand, for Save length, therefore repeat no more.

Should be understood that during description is in the whole text that " embodiment " or " embodiment " mentioned means relevant with embodiment Special characteristic, structure or characteristic are included at least one embodiment of the present invention.Therefore, occur everywhere in entire disclosure " in one embodiment " or " in one embodiment " not necessarily refers to identical embodiment.Additionally, these specific feature, knots Structure or characteristic can combine in one or more embodiments in any suitable manner.Should be understood that the various enforcements in the present invention In example, the size of the sequence number of above-mentioned each process is not meant to the priority of execution sequence, and the execution sequence of each process should be with its merit Can determine with internal logic, and the implementation process of the embodiment of the present invention should not constituted any restriction.The invention described above embodiment Sequence number, just to describing, does not represent the quality of embodiment.

It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to non-row Comprising of his property, so that include that the process of a series of key element, method, article or device not only include those key elements, and And also include other key elements being not expressly set out, or also include intrinsic for this process, method, article or device Key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that including this The process of key element, method, article or device there is also other identical element.

The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.

Claims (10)

1. a multiple frequency antenna structure, it is characterised in that described multiple frequency antenna structure includes: the antenna being arranged in electronic equipment Body, mainboard and antenna coordination circuits;The load point of described antenna body is arranged on described mainboard;Described antenna coordination circuits Including variable capacitance and mainboard extension;The bearing of trend of described mainboard extension is towards described antenna body place side To;One end of described variable capacitance is connected with described mainboard, and the other end is connected with described mainboard extension, so that described mainboard Extension, described variable capacitance and described mainboard form annular region;Wherein, described multiple frequency antenna structure also includes: metal Part;
Described metalwork is in the coating member being arranged on the marginal area being at least coated with described electronic equipment;Further, institute State metalwork and be arranged at the target that in described coating member, region residing for antenna body described with the bottom of described electronic equipment is corresponding On position, and for being connected with the end of described antenna body, or with the end near-field coupling of described antenna body, with increase The effective length of described antenna body.
Multiple frequency antenna structure the most according to claim 1, it is characterised in that when described coating member is coated with described electronic equipment Time, described coating member is arranged described metalwork place, target location the first plane with arrange described in described antenna body Second plane at the display screen place of electronic equipment is vertical.
Multiple frequency antenna structure the most according to claim 2, it is characterised in that described metalwork is by short circuit pin and described sky The end of line body connects, and extends from junction to a side of described electronic equipment, to increase having of described antenna body Effect length.
4. according to the multiple frequency antenna structure described in any one of claims 1 to 3, it is characterised in that described mainboard is provided with control Circuit processed, described control circuit, for being connected with described variable capacitance, is adjusted with the capacitance by the described variable capacitance of regulation Save the resonant frequency of described antenna body.
Multiple frequency antenna structure the most according to claim 1, it is characterised in that described coating member is specifically coated with described electronics and sets Marginal area in Bei;Or, described coating member is specifically coated with the marginal area in described electronic equipment in addition to viewing area And dorsal area;Or, described coating member is specifically coated with the limit in described electronic equipment in addition to the zone line of viewing area Edge region and dorsal area;Or, described coating member is specifically coated with the Zone Full in described electronic equipment in addition to interface.
6. the electronic equipment including coating member, it is characterised in that be provided with antenna body, mainboard in described electronic equipment With antenna coordination circuits;The load point of described antenna body is arranged on described mainboard;Described antenna coordination circuits includes variable Electric capacity and mainboard extension;The bearing of trend of described mainboard extension is towards direction, described antenna body place;Described can One end that power transformation is held is connected with described mainboard, and the other end is connected with described mainboard extension, so that described mainboard extension, Described variable capacitance and described mainboard form annular region;Wherein, described electronic equipment also includes: is at least coated with described electronics and sets The coating member of standby marginal area and metalwork;
It is corresponding that described metalwork is arranged at region residing for antenna body described with the bottom of described electronic equipment in described coating member Target location on, and for being connected with the end of described antenna body, or with the end near-field coupling of described antenna body, To increase the effective length of described antenna body.
Electronic equipment the most according to claim 6, it is characterised in that when described coating member is coated with described electronic equipment, Described coating member arranges first plane at the place, target location of described metalwork and the described electricity arranging described antenna body Second plane at the display screen place of subset is vertical.
Electronic equipment the most according to claim 7, it is characterised in that described metalwork is by short circuit pin with described antenna originally The end of body connects, and extends from junction to a side of described electronic equipment, to increase the effective long of described antenna body Degree.
9. according to the electronic equipment described in any one of claim 6 to 8, it is characterised in that described mainboard is provided with control electricity Road, described control circuit, for being connected with described variable capacitance, regulates institute with the capacitance by the described variable capacitance of regulation State the resonant frequency of antenna body.
10. according to the electronic equipment described in any one of claim 6 to 8, it is characterised in that described mainboard extension is arranged There is functional device, in order to reduce the impact on described antenna body performance of the described functional device.
CN201610872581.7A 2016-09-30 2016-09-30 Multi-frequency antenna structure and electronic device CN106329062A (en)

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