CN106332059A - Terminal communication method and communication terminal - Google Patents

Terminal communication method and communication terminal Download PDF

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Publication number
CN106332059A
CN106332059A CN201510330189.5A CN201510330189A CN106332059A CN 106332059 A CN106332059 A CN 106332059A CN 201510330189 A CN201510330189 A CN 201510330189A CN 106332059 A CN106332059 A CN 106332059A
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CN
China
Prior art keywords
terminal
mimo
communication terminal
signal
antenna
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CN201510330189.5A
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Chinese (zh)
Inventor
刘朕
Original Assignee
中兴通讯股份有限公司
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Priority to CN201510330189.5A priority Critical patent/CN106332059A/en
Publication of CN106332059A publication Critical patent/CN106332059A/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/02Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • H04W16/28Cell structures using beam steering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W8/00Network data management
    • H04W8/22Processing or transfer of terminal data, e.g. status or physical capabilities
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]

Abstract

The invention relates to a terminal communication method and a communication terminal. The method comprises steps that a current communication terminal forms an MIMO antenna array with multiple other communication terminals through wireless local area network pairing; and data reception and sending is carried out based on the MIMO antenna array. A wireless local area network is utilized to use wireless terminal antennas in a coverage range of the local area network for forming an antenna transmit-receive array, so that the MIMO function is achieved, the communication quality of the terminal is greatly improved, and problems that as the wireless mobile terminal has insufficient physical space, the mobile terminal cannot be equipped with multiple antenna and cannot carry out multiple-antenna reception and transmission are solved.

Description

Terminal communicating method and communication terminal

Technical field

The present invention relates to communication technical field, particularly relate to a kind of terminal based on MIMO and lead to Letter method and communication terminal.

Background technology

MIMO (Multiple-Input Multiple-Output, multiple-input and multiple-output) technology is Refer to use multiple transmitting antenna and reception antenna respectively at transmitting terminal and receiving terminal, make signal pass through Transmitting terminal sends with multiple antennas of receiving terminal and receives, thus improves communication quality.It can fill Point utilize space resources, realize MIMO by multiple antennas, do not increase frequency spectrum resource and In the case of power launched by antenna, can significantly improve system channel capacity, demonstrate substantially Advantage, be considered the core technology of next generation mobile communication.

Along with mobile phone effect in people's daily life is increasing, for terminal communication quality Requiring more and more higher, this is the highest for network system channel capacity requirement, although MIMO This problem can well be solved, but be constrained to the volume of terminal itself and the big of space Little, MIMO technology well cannot be applied on mobile radio terminal, because wireless shifting Dynamic terminals physical insufficient space, it is impossible to be equipped with multiple antenna, thus cause carrying out more sky The problem of line transmitting-receiving.

Summary of the invention

The embodiment of the present invention provides a kind of terminal communicating method and communication terminal, it is intended to improve terminal Communication quality, especially solve because mobile radio terminal physical space is not enough, it is impossible to be equipped with The problem that multiple antennas cause to carry out more antennas transmitting-receiving.

A kind of terminal communicating method that the embodiment of the present invention proposes, including:

By WLAN matched group between present communications terminal and other communication terminals multiple Become mimo antenna array;

Data receiver and transmission is carried out based on described mimo antenna array.

Preferably, by wireless office between described present communications terminal and other communication terminals multiple Territory net is composed of the step of mimo antenna array and includes:

Present communications terminal is entered with other communication terminals multiple being in same WLAN Row pairing, and the information of other communication terminals matched is saved in local terminal;

Antenna multiplexed by the antenna of local terminal and other communication terminals the plurality of of pairing, composition Mimo antenna array, and set up between each communication terminal in described mimo antenna array MIMO linkage based on described WLAN.

Preferably, being set at the communication terminal in same WLAN is n, described base The step carrying out data receiver in described mimo antenna array includes:

Described present communications terminal receives radiofrequency signal by local terminal antenna, by described wireless office Territory net receives the coding signal from other n-1 communication terminal;

The radiofrequency signal received is demodulated, obtains demodulated signal;

Described demodulated signal is divided into two-way, by a wherein road demodulated signal with described from other The coding signal of n-1 communication terminal forms the code character of n coding, sends into described present communications The baseband module of terminal is decoded;An other road demodulated signal is carried out secondary coding, obtains N-1 coding signal;

Described n-1 coding signal is sent to other n-1 communication in described WLAN Terminal is decoded.

Preferably, the described number carrying out described communication terminal based on described mimo antenna array Include according to the step sent:

Obtain the baseband signal of present communications terminal;

The baseband signal of described present communications terminal is encoded to n coding information, group/cording quantity N is identical with the antenna amount in described mimo antenna array;

By the penetrating by present communications terminal of a coding information in described n coding information After frequency module is modulated, by the antenna of present communications terminal to emission;By described n In coding information remaining n-1 coding information respectively by described WLAN other After the radio-frequency module of n-1 communication terminal is modulated, by described WLAN other The antenna of n-1 communication terminal is to emission.

Preferably, described method also includes:

The MIMO linkage shape of each communication terminal in the described mimo antenna array of monitoring in real time State, and the MIMO of respective communication terminal is carried out according to the MIMO linkage state of each communication terminal Link release and foundation.

Preferably, described communication terminal is mobile communication terminal or fixed communication terminal;Described nothing Line LAN is mobile wireless local network or fixed wireless LAN.

The embodiment of the present invention also proposes a kind of communication terminal, and described communication terminal includes MIMO Processing module, baseband module, radio-frequency module and terminal antenna, described MIMO processing module It is connected with described baseband module and radio-frequency module respectively, described radio-frequency module and described terminal antenna Connecting, described MIMO processing module is also connected with the WLAN of described communication terminal, institute State MIMO processing module to include:

Set up unit, for nothing will be passed through between present communications terminal and other communication terminals multiple Line LAN is composed of mimo antenna array;

Data processing unit, for based on described mimo antenna array carry out data receiver with Send.

Preferably, described set up unit, be additionally operable to by present communications terminal be in same wireless Other communication terminals multiple in LAN match, and other communication terminals that will be matched Information be saved in local terminal;By other communication terminals the plurality of of the antenna of local terminal and pairing Antenna multiplexed, form mimo antenna array, and set up in described mimo antenna array MIMO linkage based on described WLAN between each communication terminal.

Preferably, the communication terminal being set in same WLAN is n;

Described data processing unit, is additionally operable to receive radiofrequency signal, by institute by local terminal antenna State WLAN and receive the coding signal from other n-1 communication terminal;To receive Radiofrequency signal is demodulated, and obtains demodulated signal;Described demodulated signal is divided into two-way, by it In a road demodulated signal and the described coding signal from other n-1 communication terminal to form n individual The code character of coding, the baseband module sending into described present communications terminal is decoded;By other one Road demodulated signal carries out secondary coding, obtains n-1 coding signal;By described n-1 coding Signal sends extremely described WLAN other n-1 communication terminal interior and is decoded.

Preferably, described data processing unit, it is additionally operable to obtain the base band letter of present communications terminal Number;The baseband signal of described present communications terminal is encoded to n coding information, group/cording quantity N is identical with the antenna amount in described mimo antenna array;By in described n coding information A coding information be modulated by the radio-frequency module of present communications terminal after, by currently The antenna of communication terminal is to emission;By n-1 coding remaining in described n coding information Information is carried out by the radio-frequency module of other n-1 communication terminal in described WLAN respectively After modulation, by the antenna of other n-1 communication terminal in described WLAN to emission.

Preferably, described MIMO processing module also includes:

Monitoring means, monitors each communication terminal in described mimo antenna array in real time MIMO linkage state, and carry out accordingly according to the MIMO linkage state of each communication terminal MIMO linkage release and the foundation of communication terminal.

A kind of terminal communicating method of embodiment of the present invention proposition and communication terminal, by multiple communications It is composed of mimo antenna array by WLAN between terminal;Based on MIMO days Linear array communicates data receiver and the transmission of terminal, from without at mobile radio terminal The antenna that upper increase is new, utilizes WLAN by the wireless terminal in this LAN coverage Antenna uses, composition antenna transmitting-receiving array, it is achieved the function of MIMO, carries greatly The communication quality of high terminal, especially solves because mobile radio terminal physical space is not enough, no The problem that multiple antennas cause to carry out more antennas transmitting-receiving can be equipped with.

Accompanying drawing explanation

Fig. 1 is the schematic flow sheet of terminal communicating method first embodiment of the present invention;

Fig. 2 is that the possessing of band MIMO processing module realized used in the present invention is set up and connect Enter the communication terminal structured flowchart of WLAN ability;

Fig. 3 is the establishment WLAN merit using communication terminal to carry in the embodiment of the present invention The schematic flow sheet of MIMO can be realized;

Fig. 4 is to use fixing WLAN to realize MIMO in the embodiment of the present invention Schematic flow sheet;

Fig. 5 is that in the embodiment of the present invention, a kind of signal launches flow chart;

Fig. 6 is that in the embodiment of the present invention, a kind of signal receives flow chart;

Fig. 7 is the schematic flow sheet of terminal communicating method the second embodiment of the present invention.

In order to make technical scheme clearer, understand, below in conjunction with accompanying drawing make into One step describes in detail.

Detailed description of the invention

Should be appreciated that specific embodiment described herein only in order to explain the present invention, not For limiting the present invention.

The primary solutions of the embodiment of the present invention is: utilize WLAN, by this wireless office The communication terminal of this WLAN accessible in the net coverage of territory antenna multiplexed, composition Aerial array, it is achieved the function of MIMO, improves the communication quality of terminal greatly, solves Because mobile radio terminal physical space is not enough, it is impossible to be equipped with multiple antenna and cause carrying out more The problem of multiple antennas transmitting-receiving.

The embodiment of the present invention is it is considered that be limited to the volume of terminal itself and the size in space, existing Some MIMO technology well cannot be applied on mobile radio terminal, because wireless Mobile terminal physical insufficient space, it is impossible to be equipped with multiple antenna, thus cause carrying out more The problem of antenna transmitting-receiving.

The embodiment of the present invention can well solve this problem, utilizes the function of WLAN Other-end antenna in WLAN is well utilized, constitutes and pass for wide-area, wireless network Defeated mimo antenna array, it is achieved MIMO launches and receives, also solves terminal and receives The problem of q&r.

Specifically, as it is shown in figure 1, first embodiment of the invention proposes a kind of terminal communicating method, Including:

Step S10, passes through wireless local between present communications terminal and other communication terminals multiple Net is composed of mimo antenna array;

In the present embodiment, communication terminal can be mobile communication terminal, it is also possible to for fixed communication eventually End, the present embodiment is illustrated with mobile terminal (such as mobile phone).

Wireless local area network technology is highly developed at present, utilizes WIFI, bluetooth etc. to form wireless office The technology of territory net is extensively applied, and especially WIFI LAN is applied when family's local area network building At most.

In the present embodiment, WLAN can be mobile wireless local network, it is also possible to be fixing WLAN.

The main purpose of the embodiment of the present invention be use WLAN as medium, this is wireless Possessing in LAN coverage is accessed the communication terminal antenna of that function of this LAN and is led to Cross this LAN to establish the link, form aerial array, and then realize the function of MIMO.

Wherein, between multiple communication terminals, it is composed of MIMO days by WLAN During linear array, specifically can use following scheme:

First, present communications terminal communicates with multiple other being in same WLAN eventually End matches, and the information of other communication terminals matched is saved in local terminal;

Then, the antenna of local terminal is multiple with the antenna of other communication terminals the plurality of of pairing With, form mimo antenna array, and set up each communication in described mimo antenna array MIMO linkage based on described WLAN between terminal.

The present embodiment, it is considered that WLAN is radiofrequency signal, can also serve as carrier wave, The baseband signal of mobile phone can be modulated in the frequency of WLAN, with wireless lan signal Launch between the terminals as carrier wave and receive.

Based on this, if terminal room matches mutually, can be by the base band of terminal A Signal, is sent in terminal B by wireless local area network band modulation, and then terminal B is from nothing Line LAN modulated signal demodulates the baseband signal of terminal A, then by this baseband signal The radio frequency path being sent to terminal B carries out rf modulations, is then sent out by the antenna of terminal B See off, it is achieved by the main antenna of B terminal, send the information data of A terminal.

Principle according to this, joins at wireless local with many station terminals if realizing a station terminal simultaneously on the net If to, then these terminals just can utilize WLAN to form mimo antenna array, Use the focus operation principle in WLAN, it is possible to achieve a station terminal eventually with multiple stage simultaneously End matches on the net at wireless local.

Step S20, carries out data receiver and transmission based on described mimo antenna array.

Specifically, being set at the communication terminal in same WLAN is n, above-mentioned base The process carrying out data receiver in described mimo antenna array may include that

Present communications terminal receives radiofrequency signal by local terminal antenna, by described WLAN Receive the coding signal from other n-1 communication terminal;The radiofrequency signal received is carried out Demodulation, obtains demodulated signal;Described demodulated signal is divided into two-way, will wherein a road demodulation believe Number with described from other n-1 communication terminal coding signal form n encode code character, The baseband module sending into described present communications terminal is decoded;An other road demodulated signal is entered Row secondary coding, obtains n-1 coding signal.

Afterwards, n-1 coding signal is sent to other n-1 in described WLAN individual logical Letter terminal is decoded.

During comparing traditional wireless receiving, it is to be directly entered base after radiofrequency signal demodulation Band module is decoded.And in the embodiment of the present invention, after radiofrequency signal is demodulated, will letter Number being divided into two-way, wherein a road enters the machine baseband module and is decoded, and an other road signal enters Row secondary coding, becomes n-1 coding, and this n-1 coding is sent to by WLAN Other-end is decoded.

Wherein, as a example by terminal A, in receiving flow process, terminal A can receive and come from this The signal of machine antenna, also can send n-1 signal by WLAN, the most also can pass through WLAN receives the signal coming from other n-1 terminal, and terminal A is by the machine antenna Receive the code character of n-1 signal n the coding information of composition that signal is sent with other-end, Carry out secondary decoding subsequently into base band, obtain the machine useful signal, complete reception process.

In the process, terminal A utilizes radio MIMO antenna array receiver to terminal A originally Machine aerial signal and by other n-1 road signals of WLAN, form n the code encoded Group, radio MIMO aerial array is other-end work, and terminal A receives signal Being divided into two-way, wherein a road secondary coding becomes n-1 coding, and passes through WLAN later Modulation sends.

Above-mentioned carry out data receiver based on mimo antenna array during:

The antenna of other wireless terminals due to multiplexing, so that terminal A utilizes based on nothing The mimo antenna array of line LAN, can receive n road signal, wherein a road signal Carrying out the radiofrequency signal that self terminal A local terminal antenna sends, this radiofrequency signal is that antenna receives The high-frequency signal of normal wireless network, this radiofrequency signal is demodulated into base band by terminal A and believes Number, this baseband signal of the present embodiment is called demodulated signal;Additionally n-1 road signal is from wireless office Other n-1 communication terminal in the net of territory, this n-1 road signal is by other n-1 communication terminal warp Being sent to terminal A after crossing coding, therefore, this n-1 road signal is coding signal, with above-mentioned end The demodulated signal that end A demodulates out from the radiofrequency signal that local terminal antenna receives belongs to same Signal, after being aggregated into terminal A, by the useful signal that terminal A descrambling is local terminal.Before During WLAN pairing, designated terminal A uses mimo antenna array.

Above-mentioned demodulated signal is divided into two-way by terminal A, will wherein a road demodulated signal with from Other n-1 communication terminal coding signal form n encode code character, send into described currently The baseband module of communication terminal carries out secondary decoding, and descrambling obtains the machine useful signal.

An other road demodulated signal is carried out secondary coding by terminal A, obtains n-1 coding signal; Described n-1 coding signal is sent to other n-1 communication terminal in described WLAN It is decoded, thus by the antenna of other n-1 communication terminal, sends the letter of terminal A Breath data.Therefore, the solution demodulating out from the radiofrequency signal that terminal A local terminal antenna receives Adjust signal (baseband signal) with received by WLAN from other n-1 terminal Coding signal belongs to same signal, after being aggregated into terminal A, terminal A descrambling is local terminal Useful signal.

Terminal A belongs to same signal from both two paths of signals that demodulated signal is separated, Terminal A is used other-end antenna and is realized the Multiinputoutput of this end signal.

The above-mentioned data transmission carrying out described communication terminal based on described mimo antenna array Process may include that

Obtain the baseband signal of present communications terminal;Baseband signal by described present communications terminal It is encoded to n coding information, group/cording quantity n and the antenna in described mimo antenna array Quantity is identical;By a coding information in described n coding information by present communications terminal Radio-frequency module be modulated after, by the antenna of present communications terminal to emission;By described In n coding information remaining n-1 coding information respectively by described WLAN its After the radio-frequency module of his n-1 communication terminal is modulated, by described WLAN its The antenna of his n-1 communication terminal is to emission.

During comparing traditional wireless transmit, it is by after baseband signal coding, directly passes through The radio-frequency module of this terminal is modulated, and is then launched by antenna.

In the embodiment of the present invention, baseband signal is become n coding letter baseband coding when Breath, group/cording quantity n and the antenna amount in the mimo antenna array of WLAN composition Identical, one of them coding enters the machine radio-frequency module, is sent by the machine antenna, other N-1 coding is transmitted by other-end respectively by WLAN, realizes many days Line sends.

The embodiment of the present invention passes through such scheme, passes through wireless local between multiple communication terminals Net is composed of mimo antenna array;Terminal is communicated based on mimo antenna array Data receiver and transmission, from without increasing new antenna on mobile radio terminal, utilize Wireless terminal antenna in this LAN coverage is used by WLAN, forms sky Line transmitting-receiving array, it is achieved the function of MIMO, improve greatly terminal communication quality and can By property, especially solve because mobile radio terminal physical space is not enough, it is impossible to be equipped with multiple sky The problem that line causes to carry out more antennas transmitting-receiving.

More specifically, embodiment of the present invention scheme is elaborated below in conjunction with hardware configuration.

In the embodiment of the present invention, each communication terminal can be possessing with MIMO processing module Access the communication terminal of WLAN ability.

As in figure 2 it is shown, the embodiment of the present invention possesses access with MIMO processing module The communication terminal of WLAN ability includes:

Terminal antenna 101, major function is transceiving radio frequency signal;

Terminal radio frequency module 102, for rf modulations and demodulation;

Terminal baseband module 103, for the encoding and decoding of baseband signal;

Wireless lan antenna 104, is used for launching wireless local area network band signal;

Wireless LAN module 105, for the modulation and demodulation of WLAN RF signal, Preferably WIFI, bluetooth etc.;

MIMO processing module respectively with terminal baseband module 103 and terminal radio frequency module 102 Connecting, terminal radio frequency module 102 is connected with terminal antenna 101, and MIMO processing module also connects Connect the Wireless LAN module 105 of communication terminal.Encoder 106, decoder 107, monitoring Unit 108 and memory element 109 together form MIMO processing module.

In the present embodiment, WLAN is used for setting up the link of antenna, can be mobile whole The networking function module that carries of end, it is also possible to be the fixing WLAN in somewhere, be preferably WIFI, bluetooth, communication terminal can be mobile communication terminal, it is also possible to be fixed communication terminal, But must possess the ability accessing this LAN, MIMO processing module needs possess storage merit Energy, radiofrequency signal frequency dividing closes road function, in real time the process transmission-receiving function of LAN internal information, reality Shi Jianli and the function of release MIMO linkage, the function of establishment composition mimo antenna quantity.

Preferably, for wireless local mesh portions, it is primarily used to mimo antenna array Set up and medium be provided, can be the fixed wireless LAN existed, it is also possible to be terminal from The networking function of band, such as WIFI and bluetooth.

Preferably, for the communication terminal of band MIMO processing module, MIMO processing module Possess storage function, radiofrequency signal frequency dividing closes road function, process LAN internal information receipts in real time Send out function, in real time foundation and the function of release MIMO linkage, codec functions.

Set up in real time and release MIMO linkage: MIMO linkage is and passes through WLAN Build with possessing the terminal antenna with MIMO processing module accessing this wireless lan function The chain that the wireless local between each terminal in the mimo antenna array erected is online Connecing, the terminal MAC address in aerial array is stored in by MIMO processing module as information In memory element 109, indicate the terminal of composition mimo antenna array, MIMO with this Processing module accesses MIMO according to the change of communication terminal in WLAN, real-time adjustment The terminal of aerial array is individual, because terminal may be shut down at any time, if mobile terminal, also may be used The coverage of WLAN can be walked out at any time, so MIMO processing module to be supervised in real time The situation of control MIMO array, and be adjusted, to ensure that the terminal of composition aerial array is The terminal that in this WLAN coverage, signal is optimum, to ensure mimo antenna array Function can be kept normal, when terminal signaling weakens and is not enough to maintain aerial array or terminal letter Number disappear time, MIMO processing module removes the MAC of this terminal in time in memory element 109 Address information, when there being other-end to access, MIMO processing module is in time by new access terminal Mac address information be stored in memory element 109, have every time information need send time, Which terminal is monitoring unit 108 in MIMO processing module first confirm from memory element In this aerial array, whether normal the link of WLAN to be confirmed is, the most then send out Send, abnormal, re-establish link.

The antenna amount of MIMO requires to come from the support quantity of base station, so at MIMO Reason module possesses the function of the antenna amount that can establish composition MIMO, MIMO processing module The information of the support quantity sent from base station can be received, then come with the support quantity according to base station Establish the antenna amount in this mimo antenna array.

The establishment wireless lan function carried below by way of communication terminal to realize MIMO and Realize two kinds of application scenarios of MIMO by fixing WLAN, the present invention is implemented Example scheme is illustrated:

One, use the establishment wireless lan function that communication terminal carries to realize MIMO

Realize as it is shown on figure 3, Fig. 3 is the establishment wireless network function using communication terminal to carry The block diagram of MIMO.

It mainly comprises and is: with the terminal 201 of MIMO processing module ... 20n.

Its cardinal principle is: utilize the module setting up WLAN that terminal carries to realize nothing Line mimo antenna array, preferred constructing local network module is WIFI module, bluetooth module Utilize the networking module carried to match mutually at, each terminal, every station terminal by matched other End message is stored in the memory element 109 of MIMO processing module, forms for this The radio MIMO aerial array of terminal, MIMO processing module is according to at this local simultaneously Terminal signaling strength conditions in net, sets up and discharges the pairing of WLAN dynamically Link, i.e. when to have some terminals be mobile terminal when, mobile terminal moves out this wireless office During the region that territory net covers, MIMO can weaken according to wireless lan signal or disappear and sentences Disconnected terminal is away from the overlay area with this wireless network of removal, then the wireless local chain to this terminal Tap into capable release to process, in WLAN coverage, search letter more stable relatively by force simultaneously Number, set up WLAN link in time, add it in mimo antenna array, with This ensures the antenna amount of mimo antenna array.

Two, fixing WLAN is used to realize MIMO;

As shown in Figure 4, Fig. 4 is that the establishment wireless network function using communication terminal to carry realizes The block diagram of MIMO

It mainly comprises and is: with the terminal 301 of MIMO processing module ... 30n.

Its cardinal principle is: utilize existing fixing WLAN to realize radio MIMO Aerial array, each terminal utilizes wireless local area network building module to be linked into this fixing wireless local In network, every station terminal will utilize the MIMO processing module of oneself, according to being concurrently accessed The other-end information of LAN judges to select which terminal to form the nothing for this terminal Line mimo antenna array, MIMO processing module is according to the end in this LAN simultaneously End signal strength situation, sets up and discharges the pairing link of WLAN, i.e. dynamically The when of being mobile terminal when there being some terminals, mobile terminal moves out this WLAN and covers Region time, MIMO can weaken according to wireless lan signal or disappear and judge that terminal exists Away from the overlay area with this wireless network of removal, then the wireless local to this terminal links and releases Put process, in WLAN coverage, search signal more stable relatively by force, in time simultaneously Set up WLAN link, add it to, in mimo antenna array, ensure with this The antenna amount of mimo antenna array.

The transmitting flow process of data signal:

As it is shown in figure 5, Fig. 5 is that in the embodiment of the present invention, a kind of signal launches flow chart.

This flow chart be for mimo antenna array be in this mimo antenna array wherein One station terminal carries out flow chart when signal Launch Services for Foreign, and this flow chart is for the present invention Further explain, be not intended that inappropriate limitation of the present invention, in figure 5:

Terminal first baseband signal carries out coded treatment, becomes n coding, and wherein h1 enters The radio frequency path of the machine, is modulated and is launched by the machine antenna, MIMO simultaneously The base station broadcast message that the processing module current the machine antenna of detection receives is to confirm that base station is supported By detector unit, quantity n of mimo antenna array, then judges that the machine has had foundation Intact and base station matches radio MIMO aerial array, if it has, then by h2 ... hn Signal is modulated on wireless local area network band, is sent to other n-1 eventually by WLAN On end, after this n-1 terminal receives the signal that WLAN is sent, signal is carried out Demodulation process, demodulates useful baseband signal from wireless lan signal information, then will Baseband signal inputs the radio-frequency module of the machine, carries out rf modulations, and is launched by antenna, If it is determined that the machine does not has the aerial array with base station matches, then search WLAN scope The terminal quantity of MIMO array is set up in interior support, and it is the most steady to choose WLAN access N-1 fixed terminal forms wireless antenna array with this terminal, by h2 ... hn road signal is respectively The terminal 2 of this aerial array it is sent to ... in terminal n, terminal 2 ... eventually by WLAN Signal is launched by end n by antenna, sends out with the MIMO that this realizes terminal 1 signal Penetrate function, other-end 2 ... the transmitting flow process of terminal n is identical with this.

Data signal reception flow process:

As shown in Figure 6, during Fig. 6 is the embodiment of the present invention, a kind of signal receives flow chart

This flow chart is for further explaining the present invention, is not intended that the present invention Improper restriction, in figure 6:

As a example by the useful signal h1 that terminal 1 needs, terminal 1 ... terminal n all can receive H1 signal, signal is demodulated, is demodulated into baseband signal by each terminal respectively, and baseband signal will be by Being divided into two-way, wherein a road is directly entered the baseband module of the machine, and secondary of additionally leading up to is compiled Code forms n-1 coding, illustrates with terminal 1, and reception signal is h1, is first demodulated out Baseband signal, baseband signal is divided into two-way, and a road is the base band mould that h11 is directly inputted to the machine Block, an other road carries out coded treatment, is divided into h12 ... h1n, simultaneously MIMO processing module Detect base station broadcast message that current the machine antenna receives to confirm that base station is supported MIMO days Quantity n of linear array, then judges that the machine sets up intact and base station matches Radio MIMO aerial array, if it has, then by h12 ... h1n modulates WLAN In frequency range, it is sent to other n-1 terminals 2 using WLAN as carrier wave ... in terminal n, If it is determined that the machine does not has the aerial array with base station matches, then search WLAN scope The terminal quantity of MIMO array is set up in interior support, and it is the most steady to choose WLAN access N-1 fixed terminal forms wireless antenna array with this terminal, by h2 ... hn road signal is respectively Modulate on wireless local area network band, be sent to this using wireless local area network band signal as carrier wave The terminal 2 of aerial array ... in terminal n, terminal 2 ... the signal that terminal n will receive respectively Being decoded processing, the road signal then received with the machine antenna forms the code of n coding Group, is input in baseband module, and as a example by terminal 1, it receives n road signal altogether, wherein H11 is from the machine antenna, h21 ... hn1 comes from terminal 2 ... terminal n, and such terminal 1 is complete Whole have received n road coding, can solve the useful letter for terminal 1 by channel-decoding Number, in the process, terminal 2 ... terminal n also can be simultaneously received come from the machine antenna and The common n road signal of WLAN transmission, but because this signal and the machine channel coding/decoding not Joining, terminal 2 ... terminal n will abandon this signal, above procedure is with for terminal 1 MIMO receives process, other-end 2 ... the reception flow process of terminal n is identical with terminal 1 flow process.

The embodiment of the present invention passes through such scheme, passes through wireless local between multiple communication terminals Net is composed of mimo antenna array;Terminal is communicated based on mimo antenna array Data receiver and transmission, from without increasing new antenna on mobile radio terminal, utilize Wireless terminal antenna in this LAN coverage is used by WLAN, forms sky Line transmitting-receiving array, it is achieved the function of MIMO, improve greatly terminal communication quality and can By property, especially solve because mobile radio terminal physical space is not enough, it is impossible to be equipped with multiple sky The problem that line causes to carry out more antennas transmitting-receiving.

As it is shown in fig. 7, second embodiment of the invention proposes a kind of terminal communicating method, based on upper Stating the embodiment shown in Fig. 1, the method also includes:

Step S30, the real-time each communication terminal monitored in described mimo antenna array MIMO linkage state, and lead to accordingly according to the MIMO linkage state of each communication terminal MIMO linkage release and the foundation of letter terminal.

In an embodiment, MIMO linkage is set up and discharged to MIMO processing module in real time:

MIMO linkage is by WLAN and possesses this wireless lan function of access The mimo antenna array set up of the terminal antenna with MIMO processing module in The link that wireless local between each terminal is online, MIMO processing module is by aerial array In terminal MAC address be stored in memory element 109 as information, indicate group with this Becoming the terminal of mimo antenna array, MIMO processing module communicates according in WLAN The change of terminal, the terminal that real-time adjusting accesses mimo antenna array is individual, because eventually End may shut down at any time, if mobile terminal, it is also possible to walks out the covering of WLAN at any time Scope, so MIMO processing module to monitor the situation of MIMO array in real time, and is carried out Adjust, with ensure composition aerial array terminal for signal in this WLAN coverage Excellent terminal, to ensure that mimo antenna array can keep function normal, when terminal signaling subtracts Weak be not enough to maintain aerial array time or terminal signaling disappear time, MIMO processing module is timely In memory element 109, remove the mac address information of this terminal, access when there being other-end Time, it is single that the mac address information of new access terminal is stored in storage by MIMO processing module in time Unit 109, when sending there being information to need every time, the monitoring unit 108 in MIMO processing module First from memory element, confirm which terminal, in this aerial array, then to confirm wireless office Whether normal the link of territory net is, the most then send, abnormal, re-establishes link.

Therefore, MIMO processing module can be according to the terminal signaling intensity feelings in this LAN Condition, sets up and discharges the pairing link of WLAN, dynamically i.e. when there being some terminals The when of for mobile terminal, when mobile terminal moves out the region that this WLAN covers, MIMO can weaken according to wireless lan signal or disappear judge terminal away from and move Go out the overlay area of this wireless network, then the wireless local to this terminal links and carries out release process, In WLAN coverage, search signal more stable relatively by force simultaneously, set up wireless in time Local area network link, adds it to, in mimo antenna array, ensure MIMO days with this The antenna amount of linear array.

As the communication terminal embodiment corresponding with method, first embodiment of the invention proposes one Communication terminal, described communication terminal can include MIMO processing module, baseband module, penetrate Frequency module and antenna, the present embodiment can not to the internal functional architecture of MIMO processing module It is construed as limiting, such as can use the functional structure shown in Fig. 2.

Certainly, as another kind of embodiment, this MIMO processing module may include that foundation Unit and data processing unit, wherein:

Set up unit, for nothing will be passed through between present communications terminal and other communication terminals multiple Line LAN is composed of mimo antenna array;

Data processing unit, for based on described mimo antenna array carry out data receiver with Send.

Further, described set up unit, be additionally operable to by present communications terminal be in same nothing Other communication terminals multiple in line LAN match, and are communicated eventually by other matched The information of end is saved in local terminal;Other communication terminals the plurality of by the antenna of local terminal Yu pairing Antenna multiplexed, form mimo antenna array, and set up in described mimo antenna array Each communication terminal between MIMO linkage based on described WLAN.

Further, the communication terminal being set in same WLAN is n;Described Data processing unit, is additionally operable to receive radiofrequency signal, by described wireless office by local terminal antenna Territory net receives the coding signal from other n-1 communication terminal;To the radiofrequency signal received It is demodulated, obtains demodulated signal;Described demodulated signal is divided into two-way, will wherein solve on a road Signal is adjusted to form the code of n coding with the described coding signal from other n-1 communication terminal Group, the baseband module sending into described present communications terminal is decoded;By an other road demodulation letter Number carry out secondary coding, obtain n-1 coding signal;Described n-1 coding signal is sent To described WLAN, other n-1 communication terminal is decoded.

Described data processing unit, is additionally operable to obtain the baseband signal of present communications terminal;By institute The baseband signal stating present communications terminal is encoded to n coding information, and group/cording quantity n is with described Antenna amount in mimo antenna array is identical;By a volume in described n coding information After code information is modulated by the radio-frequency module of present communications terminal, by present communications terminal Antenna to emission;By n-1 coding information remaining in described n coding information respectively After in described WLAN, the radio-frequency module of other n-1 communication terminal is modulated, By the antenna of other n-1 communication terminal in described WLAN to emission.

Further, described MIMO processing module also includes:

Monitoring means, monitors each communication terminal in described mimo antenna array in real time MIMO linkage state, and carry out accordingly according to the MIMO linkage state of each communication terminal MIMO linkage release and the foundation of communication terminal.

The embodiment of the present invention passes through such scheme, passes through wireless local between multiple communication terminals Net is composed of mimo antenna array;Terminal is communicated based on mimo antenna array Data receiver and transmission, from without increasing new antenna on mobile radio terminal, utilize Wireless terminal antenna in this LAN coverage is used by WLAN, forms sky Line transmitting-receiving array, it is achieved the function of MIMO, improve greatly terminal communication quality and can By property, especially solve because mobile radio terminal physical space is not enough, it is impossible to be equipped with multiple sky The problem that line causes to carry out more antennas transmitting-receiving.

Also, it should be noted in this article, term " include ", " comprising " or its any its His variant is intended to comprising of nonexcludability so that include the process of a series of key element, Method, article or device not only include those key elements, but also include being not expressly set out Other key elements, 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 precluded from there is also in including the process of this key element, method, article or device other Identical element.

The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.

Through the above description of the embodiments, those skilled in the art it can be understood that The mode of required general hardware platform can be added by software to above-described embodiment method to realize, Can certainly pass through hardware, but a lot of in the case of the former is more preferably embodiment.Based on this The understanding of sample, the portion that prior art is contributed by technical scheme the most in other words Dividing and can embody with the form of software product, this computer software product is stored in one and deposits In storage media (such as ROM/RAM, magnetic disc, CD), including some instructions with so that one Station terminal equipment (can be mobile phone, computer, server, or the network equipment etc.) performs Method described in each embodiment of the present invention.

The foregoing is only the preferred embodiments of the present invention, not thereby limit the patent of the present invention Scope, every equivalent structure utilizing description of the invention and accompanying drawing content to be made or flow process become Change, or be directly or indirectly used in other relevant technical field, be the most in like manner included in the present invention Scope of patent protection in.

Claims (10)

1. a terminal communicating method, it is characterised in that including:
It is composed of multi input by WLAN between present communications terminal and other communication terminals multiple Multi output mimo antenna array;
Data receiver and transmission is carried out based on described mimo antenna array.
Method the most according to claim 1, it is characterised in that described present communications terminal is with multiple It is composed of the step of mimo antenna array by WLAN between other communication terminals to include:
Present communications terminal is matched with other communication terminals multiple being in same WLAN, And the information of other communication terminals matched is saved in local terminal;
Antenna multiplexed by the antenna of local terminal and other communication terminals the plurality of of pairing, forms MIMO Aerial array, and set up between each communication terminal in described mimo antenna array based on described wireless office The MIMO linkage of territory net.
Method the most according to claim 2, it is characterised in that be set at same WLAN Interior communication terminal is n, the described step bag carrying out data receiver based on described mimo antenna array Include:
Described present communications terminal receives radiofrequency signal by local terminal antenna, is connect by described WLAN Receive the coding signal from other n-1 communication terminal;
The radiofrequency signal received is demodulated, obtains demodulated signal;
Described demodulated signal is divided into two-way, will wherein a road demodulated signal lead to from other n-1 with described The coding signal of letter terminal forms the code character of n coding, sends into the baseband module of described present communications terminal It is decoded;An other road demodulated signal is carried out secondary coding, obtains n-1 coding signal;
Described n-1 coding signal transmission is carried out to other n-1 communication terminal in described WLAN Decoding.
Method the most according to claim 1, it is characterised in that described based on described mimo antenna The step of the data transmission that array carries out described communication terminal includes:
Obtain the baseband signal of present communications terminal;
The baseband signal of described present communications terminal is encoded to n coding information, group/cording quantity n and institute State the antenna amount in mimo antenna array identical;
A coding information in described n coding information is entered by the radio-frequency module of present communications terminal After row modulation, by the antenna of present communications terminal to emission;Described n coding information will be remained N-1 coding information respectively by the radio-frequency module of other n-1 communication terminal in described WLAN After being modulated, by the antenna of other n-1 communication terminal in described WLAN to emission.
5. according to the method according to any one of claim 1-4, it is characterised in that described method is also wrapped Include:
The MIMO linkage state of each communication terminal in the described mimo antenna array of monitoring, and root in real time The MIMO linkage carrying out respective communication terminal according to the MIMO linkage state of each communication terminal discharges and builds Vertical.
6. a communication terminal, it is characterised in that described communication terminal includes multiple-input and multiple-output MIMO Processing module, baseband module, radio-frequency module and terminal antenna, described MIMO processing module respectively with institute Stating baseband module and radio-frequency module connects, described radio-frequency module is connected with described terminal antenna, described MIMO Processing module is also connected with the WLAN of described communication terminal, and described MIMO processing module includes:
Set up unit, for wireless local will be passed through between present communications terminal and other communication terminals multiple Net is composed of mimo antenna array;
Data processing unit, for carrying out data receiver and transmission based on described mimo antenna array.
Communication terminal the most according to claim 6, it is characterised in that
Described set up unit, be additionally operable to present communications terminal multiple be in same WLAN Other communication terminals match, and the information of other communication terminals matched is saved in local terminal;Will The antenna of local terminal is antenna multiplexed with other communication terminals the plurality of of pairing, forms mimo antenna battle array Row, and set up between each communication terminal in described mimo antenna array based on described WLAN MIMO linkage.
Communication terminal the most according to claim 7, it is characterised in that be set at same wireless office Communication terminal in the net of territory is n;
Described data processing unit, is additionally operable to receive radiofrequency signal, by described wireless by local terminal antenna LAN receives the coding signal from other n-1 communication terminal;The radiofrequency signal received is solved Adjust, obtain demodulated signal;Described demodulated signal is divided into two-way, by a wherein road demodulated signal with described Coding signal from other n-1 communication terminal forms the code character of n coding, sends into described present communications The baseband module of terminal is decoded;An other road demodulated signal is carried out secondary coding, obtains n-1 volume Code signal;Described n-1 coding signal is sent to other n-1 communication terminal in described WLAN It is decoded.
Communication terminal the most according to claim 7, it is characterised in that
Described data processing unit, is additionally operable to obtain the baseband signal of present communications terminal;By described currently The baseband signal of communication terminal is encoded to n coding information, group/cording quantity n and described mimo antenna battle array Antenna amount in row is identical;A coding information in described n coding information is passed through present communications After the radio-frequency module of terminal is modulated, by the antenna of present communications terminal to emission;By described n In individual coding information, remaining n-1 coding information is logical by other n-1 in described WLAN respectively After the radio-frequency module of letter terminal is modulated, by other n-1 communication terminal in described WLAN Antenna is to emission.
10. according to the communication terminal according to any one of claim 6-9, it is characterised in that described MIMO Processing module also includes:
Monitoring means, the MIMO of each communication terminal in the described mimo antenna array of monitoring in real time Linking status, and the MIMO of respective communication terminal is carried out according to the MIMO linkage state of each communication terminal Link release and foundation.
CN201510330189.5A 2015-06-15 2015-06-15 Terminal communication method and communication terminal CN106332059A (en)

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