CN105915589A - Data transmission method and device - Google Patents

Data transmission method and device Download PDF

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Publication number
CN105915589A
CN105915589A CN201610211318.3A CN201610211318A CN105915589A CN 105915589 A CN105915589 A CN 105915589A CN 201610211318 A CN201610211318 A CN 201610211318A CN 105915589 A CN105915589 A CN 105915589A
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CN
China
Prior art keywords
terminal
data
shield
network
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610211318.3A
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Chinese (zh)
Inventor
胡佳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LeTV Holding Beijing Co Ltd
LeTV Information Technology Beijing Co Ltd
Original Assignee
LeTV Holding Beijing Co Ltd
LeTV Information Technology Beijing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LeTV Holding Beijing Co Ltd, LeTV Information Technology Beijing Co Ltd filed Critical LeTV Holding Beijing Co Ltd
Priority to CN201610211318.3A priority Critical patent/CN105915589A/en
Publication of CN105915589A publication Critical patent/CN105915589A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network-specific arrangements or communication protocols supporting networked applications
    • H04L67/06Network-specific arrangements or communication protocols supporting networked applications adapted for file transfer, e.g. file transfer protocol [FTP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/632Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing using a connection between clients on a wide area network, e.g. setting up a peer-to-peer communication via Internet for retrieving video segments from the hard-disk of other client devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/647Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
    • H04N21/64723Monitoring of network processes or resources, e.g. monitoring of network load
    • H04N21/64738Monitoring network characteristics, e.g. bandwidth, congestion level
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication

Abstract

The invention discloses a data transmission method and device. The invention discloses a data transmission method, comprising steps of receiving data downloading information transmitted by a first terminal, downloading data through network connection and storing the data in a local space according to data downloading information under a network connection environment, receiving a connection confirmation order transmitted by the first terminal, determining a second terminal to be connected according to the connection confirmation order under an environment where network connection is absent, establishing communication connection with the second terminal, performing data transmission with the second terminal based on the communication connection, receiving shielding information transmitted by the first terminal, determining at least one shielding terminal in the second terminal, disconnecting communication connection with the shielding terminal and refusing a follow-up communication request transmitted by the shielding terminal. The data transmission method and device can guarantee data transmission and usage between multiple terminals under no network condition. Besides, the data transmission method and device realize connection control on other terminals under the communication connection environment.

Description

A kind of data transmission method and device
Technical field
The present invention relates to data storage and transmission technique field, particularly relate to a kind of data transmission method and dress Put.
Background technology
At present, the data transmission that user is carried out between different terminals in real time based on network connection has become as main Data interaction pattern.Extensively application based on above-mentioned pattern, in the case of there is no network, user couple Transmission use in data can be a greater impact;Existing solution is to use movable storage device, But existing movable storage device needs user to carry out complicated data between the plurality of terminals to be shifted, transmits Operation, operating process is loaded down with trivial details and inefficiency, does not connect control between each terminal simultaneously.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of data transmission method and device, it is ensured that user Data under without network environment use, and implementation process is simply efficient, the terminal to data transmission simultaneously Achieve connection control.
A kind of data transmission method provided based on the above-mentioned purpose present invention, including:
Receive the data download information that first terminal sends;
In the environment of having network to connect, download information according to described data, under being connected by described network Carry data and be stored in this locality;Receive the confirmation link order that first terminal sends, connect without network Under environment, according to described confirmation link order, determine the second terminal to be connected, with described second eventually End sets up communication connection, and carries out data transmission described second terminal based on described communication connection;
Receive the mask information that first terminal sends, according to described mask information, in the second terminal Determine at least one shield terminal;Disconnect the described communication connection with described shield terminal and refuse described The follow-up communication request sent of shield terminal.
Preferably, described carry out data transmission including to described second terminal based on described communication connection:
Receive the data request information that the second terminal sends;Judge whether locally stored data exist with The data that described data request information matches;If existing, by the transmission of the described data matched to described Second terminal;If not existing, do not perform transmission operation.
Preferably, described method also includes: the data transmission of monitoring and described second terminal, when presetting When not occurring data to transmit with arbitrary described second terminal in duration, disconnection is described with described second terminal Point-to-point communication connects.
Preferably, described according to described mask information, determine at least one screen in the second terminal Cover terminal to include: read the device id of the second terminal to be shielded that described mask information comprises, according to institute State the device id of the second terminal to be shielded to retrieve in the most described second terminal there is corresponding equipment Second terminal of ID is as described shield terminal.
Preferably, described method also includes: sets up shielding list, records the equipment of described shield terminal ID;When receiving the communication request of arbitrary second terminal, obtain the device id of described second terminal, and Check whether the device id of described second terminal records in described shielding list, if record is in described shielding In list, then refuse described communication request;Otherwise, communication connection is set up with described second terminal.
On the other hand, the embodiment of the present invention has also endured a kind of data transmission device, including:
Receiver module, the data sent for receiving first terminal download information;
Download module, for, in the environment of having network to connect, downloading information according to described data, pass through Described network connects to be downloaded data and is stored in this locality;
Transport module, for receiving the confirmation link order that first terminal sends, at the ring connected without network Under border, according to described link order, determine the second terminal to be connected, set up with described second terminal Communication connection, and based on described communication connection, described second terminal is carried out data transmission;
Shroud module, for receiving the mask information that first terminal sends, according to described mask information, Described second terminal determines at least one shield terminal;Disconnect the described communication with described shield terminal Connect and refuse the follow-up communication request sent of described shield terminal.
Preferably, described transport module specifically for: receive second terminal send data request information; Judge whether locally stored data exist the data matched with described data request information;If depositing , by the transmission of the described data matched to described second terminal;If not existing, do not perform transmission behaviour Make.
Preferably, described transport module is additionally operable to: monitoring and the transmission of the data of described second terminal, when When not occurring data to transmit with arbitrary described second terminal in preset duration, disconnect and described second terminal Described point-to-point communication connects.
Described shroud module specifically for: read the second terminal to be shielded that described mask information comprises Device id, retrieves in the most described second terminal according to the device id of described second terminal to be shielded Go out to have the second terminal of corresponding device id as described shield terminal.
Described shroud module is additionally operable to: sets up shielding list, records the device id of described shield terminal;When When receiving the communication request of arbitrary second terminal, obtain the device id of described second terminal, and check institute Whether the device id stating the second terminal records in described shielding list, if record is at described shielding list In, then refuse described communication request;Otherwise, communication connection is set up with described second terminal.
From the above it can be seen that the data transmission method of present invention offer and device, there iing network even In the environment of connecing, download data in advance and be stored in this locality;When in the environment of being in without network connection, Then by the way of point-to-point communication connects, locally stored data are transmitted with other-end;Both protected Demonstrate,proved the download of the data for network side, ensure the most again user under without network environment to described number According to use, process is the most efficient;It addition, also the other-end of the connection under communication connection environment is realized Connect and control.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below, Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the data transmission method flow chart of the embodiment of the present invention;
Fig. 2 is that the transmission side data flow process of another embodiment of the present invention is intended to;
Fig. 3 is the data transmission device structural representation of the embodiment of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with being embodied as Example, and referring to the drawings, the present invention is described in more detail.
It should be noted that the statement of all uses " first " and " second " is equal in the embodiment of the present invention It is for the parameter of the entity or non-equal distinguishing two same names non-equal, it is seen that " first " " the Two " only for the convenience of statement, should not be construed as the restriction to the embodiment of the present invention, subsequent embodiment pair This illustrates the most one by one.
Embodiments provide a kind of data transmission method.With reference to Fig. 1, for the embodiment of the present invention Data transmission method flow chart.
Described data transmission method, comprises the following steps:
The data that step 101, reception first terminal send download information.
In the embodiment of the present invention, described first terminal is for controlling terminal, and it is mainly used in receiving each of user Plant control instruction.In this step, the data download information and the transmission that first receive first terminal transmission are right Image information.Wherein, described data download information generally comprises: the items for information of network side data and download Address, downloads from network side accordingly for the content comprised according to data download information in subsequent step Data.
Such as, user wants to download the video resource of collection of drama of its viewing from server, then by described the One terminal editor generates data and downloads information and send;These data are downloaded information and are included collection of drama to be downloaded The title of each collection, and download address.
Step 102, have network connect in the environment of, according to described data download information, by described Network connects to be downloaded data and is stored in this locality.
In this step, in the environment of having network to connect, read the data received and download information, it is thus achieved that The items for information of network side data and download address;Then, by downloading described in described network connected reference The network equipment (the usually server of network side) that address is corresponding, then please according to described items for information Seeking the corresponding data of acquisition, and be downloaded, the data after download are stored in the memory module of this locality In.
In aforesaid example, this step is: in the environment of having network to connect, download according to data Information, the video resource of the collection of drama downloading user's viewing from the server of network side to this locality and is deposited Storage.
The confirmation link order that step 103, reception first terminal send, at the environment connected without network Under, according to described link order, determine the second terminal to be connected, set up logical with described second terminal Letter connects, and carries out data transmission described second terminal based on described communication connection.
Wherein, described connection object information, it is set by the user, generally comprises: the terminal of terminal unit ID, connected mode, for determining the terminal unit of communication connection to be set up in subsequent step.
In this step, in the environment of connecting without network, read the confirmation link order received, it is thus achieved that Device id described in connection object information, connected mode.According in the comprising of connection object information Hold, scan in the scope that can realize connecting, determine that at least one device id is documented in described transmission In object information and be currently able to realize connect the second terminal, then with described second terminal set up communicate Connect, based on set up described communication connection just can carry out data transmission with described second terminal, i.e. to (data that user pushes are to download from network side in abovementioned steps and store to described second terminal propelling data Data local) or obtain data from described second terminal.
In the present embodiment, the described communication connection of foundation is preferably selected: without under network connection environment The point-to-point communication connected mode of two terminal rooms, the technical characteristic connected based on described point-to-point communication, Actively can ask to the second terminal sending point point to-point communication, through the second terminal check, the most successfully build Vertical point to-point communication connects;Can also be, by the second terminal sending point point to-point communication request, confirmed after with Second terminal is set up point-to-point communication and is connected, in the present embodiment, based on described connection object information, right In the point-to-point communication request that described second terminal determined is sent, directly confirm, i.e. realize In effective join domain, set up described point-to-point communication with described second terminal automatically and be connected.Its In, described point-to-point communication connects preferably use WiFi direct-connecting technology, according to different application need Want, it is possible to use the mode such as bluetooth, NFC.
In aforesaid example, this step is: in the environment of connecting without network, right according to described transmission Image information, determines the smart mobile phone or PAD being currently able to realize the user that point-to-point communication connects, so After by abovementioned steps is stored in this locality video resource be pushed in smart mobile phone or the PAD of user, this Sample, in order to just can continue normal, continuous print and to pass through before watching it in the environment of connecting without network The collection of drama that the mode of network program request is watched.
The mask information that step 104, reception first terminal send, according to described mask information, described Second terminal is determined at least one shield terminal;Disconnect the described communication connection with described shield terminal And refuse the follow-up communication request sent of described shield terminal.
Described communication connection based on the foundation described in abovementioned steps, described for being once successfully established Second terminal of communication connection, in effective join domain, can send communication connection request automatically, And owing to there are history linkage record, can directly confirm above-mentioned communication connection request, i.e. for once It was successfully established the second terminal of described communication connection, subsequent process can be set up communication connection automatically. Method based on the aforesaid embodiment of the present invention, user is difficult to the connection to the second terminal and controls.But In some cases, user may not want that some second terminals carry out from being dynamically connected, it is desirable alternatively to immediately Terminate the communication connection with certain the second terminal, then in order to solve the connection control problem to the second terminal, The embodiment of the present invention realizes connecting control by this step so that user can be described in interruption actively Communication connection, and some terminals are attached shielding.
Concrete, user can send mask information by first terminal, and this mask information have recorded user Want to terminate connecting and in follow-up use, be no longer desire to it from described second terminal being dynamically connected (i.e. Described shield terminal) device id.In this step, after receiving described mask information, first read The device id of the second terminal to be shielded that described mask information comprises, then, according to described to be shielded The device id of the second terminal retrieves in the most described second terminal has the second of corresponding device id Terminal is as described shield terminal.After determining shield terminal, actively disconnect and there is currently with shield terminal Communication connection;Additionally, for shield terminal, when follow-up be received again by communication that shield terminal sends please When asking, automatically refused.
By this step, making user can be attached controlling to the second terminal in connecting, user passes through Send mask information, the most automatically connect after disconnecting the connection with shield terminal and being prevented from it Connect.
As seen from the above-described embodiment, the data transmission method of the present invention, in the environment of having network to connect, Download data in advance and be stored in this locality;When in the environment of being in without network connection, then by point-to-point Locally stored data are transmitted by the mode of communication connection with other-end;Both ensure that for network The download of the data of side, ensure the most again simultaneously user under without network environment, between multiple terminals the transmission of data with Using, process is the most efficient;It addition, also the other-end of the connection under network environment is achieved connection Control.
With reference to Fig. 2, the transmission side data flow process for another embodiment of the present invention is intended to.
As a more specific embodiment, described data storage transmission method, comprise the following steps:
The data that step 201, reception first terminal send download information.
Step 202, have network connect in the environment of, according to described data download information, by described Network connects to be downloaded data and is stored in this locality.
Step 203, receive described first terminal send data sharing instruction;According to described data sharing Instruction, determines at least one third terminal, connects based on described network and sets up data with described third terminal Connect, and locally stored described data are pushed to described third terminal.
In this step, in the environment of having network to connect, connect based on described network, this locality can be deposited The data of storage other-end in network pushes.Concrete, receive the data that first terminal sends Sharing instruction, the instruction of described data sharing describes the network site of the terminal in network;Divide according to data Enjoy instruction, determine at least one third terminal in network, then connected and the described 3rd by network Terminal sets up data cube computation, and locally stored described data is pushed to described third terminal.
Such as, the user of described third terminal is the good friend of user, and user can be by this step by this The data of ground storage are shared with the good friend of oneself.
The confirmation link order that step 204, reception first terminal send, at the environment connected without network Under, according to described link order, determine the second terminal to be connected, set up logical with described second terminal Letter connects, and carries out data transmission described second terminal based on described communication connection.
Step 205, receive second terminal send data request information;Judge in locally stored data Whether there are the data matched with described data request information;If existing, by the described data matched Transmission is to described second terminal;If not existing, do not perform transmission operation.
In this step, after setting up point-to-point communication with described second terminal and being connected, the second terminal is permissible Send data request information, request data actively.After receiving described data request information, resolve institute State data request information and obtain the data message that its user recorded wants to ask, then locally stored Data carry out retrieval check, it is judged that whether locally stored data include with user want request number It is believed that the locally stored data that manner of breathing is corresponding, if existing, then by corresponding local data transfer to the most described the Two terminals, otherwise, do not perform transmission operation, and return object information to described second terminal simultaneously, logical Know that described second terminal local does not stores its data to be asked.
Such as, the video resource of the collection of drama that user is watched has downloaded to this locality by abovementioned steps, then By this step, user can go forward side by side to exercise by its premises equipment requests being currently in use and use.
Step 206, receive described first terminal send data acquisition instruction;According to described data acquisition Instruction, is deposited by determining at least one target terminal, and described target terminal in described second terminal The target data of storage;Described target data is obtained from described target terminal.
Pass through step, it is allowed to user sends data acquisition by first terminal and instructs, and comes from the second terminal The target terminal determined obtain the target data specified.
Such as, when watching collection of drama by the way of its mobile phone or PAD are by network program request of user, Due to mobile phone or the memory space inadequate of PAD, cause the subsequent video resource that cannot continue to download collection of drama Time, then can using other data on mobile phone or PAD or downloaded the video resource of collection of drama as Described target terminal, obtains from mobile phone or PAD, to save the memory space of mobile phone or PAD.
Step 207, monitoring and the transmission of the data of described second terminal, when in preset duration with arbitrary institute State the second terminal when not occurring data to transmit, disconnect the described communication connection with described second terminal.
When the point-to-point communication set up with described second terminal is connected and is operated in one-to-many pattern, based on setting Standby restriction own, described second terminal that can be simultaneously connected with has transformation, in order to avoid needs are carried out Other second terminals being not connected with of data transmission cannot connect for above-mentioned reasons, the most in this step, Data transmission between monitoring and the second terminal in all connection, when described with arbitrary in preset duration When second terminal does not occurs data to transmit, then it is assumed that need not and this second terminal transmission data, accordingly Disconnect and being connected with the described point-to-point communication of this second terminal, provide for other second terminals and connect chance.
The mask information that step 208, reception first terminal send, according to described mask information, described Second terminal is determined at least one shield terminal;Disconnect the described communication connection with described shield terminal And refuse the follow-up communication request sent of described shield terminal.
In this step, read the device id of the second terminal to be shielded that described mask information comprises, according to The device id of described second terminal to be shielded retrieves to have in the most described second terminal and sets accordingly Second terminal of standby ID is as described shield terminal.
Step 209, foundation shielding list, record the device id of described shield terminal;Arbitrary when receiving During the communication request of the second terminal, obtain the device id of described second terminal, and check described second terminal Device id whether record in described shielding list, if record in described shielding list, then refuse institute State communication request;Otherwise, communication connection is set up with described second terminal.
In this step, based on the shield terminal determined in abovementioned steps, set up a shielding list, should Shielding list is for the device id of described shield terminal.During subsequent use, arbitrary when receiving During the communication request of the second terminal, first obtain the device id of this second terminal, and check this device id Whether it is recorded in described shielding name, if existing, showing that this second terminal is shield terminal, then refusing The described communication request that this second terminal sends;If not existing, then normal flow is built with described second terminal Vertical communication connection.
By the shielding list set up in this step, whether the second terminal connecting all requests shields Terminal quickly differentiates, and carries out accordingly setting up communication connection or the process of refusal connection, enters one The connection for the second terminal that strengthens of step controls.
On the other hand, the embodiment of the present invention additionally provides a kind of data transmission device.With reference to Fig. 3, for this The data transmission device structural representation of inventive embodiments.
Described data transmission device, including:
Receiver module 301, the data sent for receiving first terminal download information;
Download module 302, for, in the environment of having network to connect, downloading information according to described data, Connected by described network and download data and be stored in this locality;
Transport module 303, for receiving the confirmation link order that first terminal sends, is connecting without network In the environment of, according to described link order, determine the second terminal to be connected, with described second terminal Set up communication connection, and based on described communication connection, described second terminal is carried out data transmission;
Shroud module 304, for receiving the mask information that first terminal sends, according to described shielding letter Breath, determines at least one shield terminal in the second terminal;Disconnect the institute with described shield terminal State communication connection and refuse the follow-up communication request sent of described shield terminal.
As seen from the above-described embodiment, the data transmission device of the present invention, in the environment of having network to connect, Download data in advance and be stored in this locality;When in the environment of being in without network connection, then by point-to-point Locally stored data are transmitted by the mode of communication connection with other-end;Both ensure that for network The download of the data of side, ensure the most again simultaneously user under without network environment, between multiple terminals the transmission of data with Using, process is the most efficient;It addition, also the other-end of the connection under network environment is achieved connection Control.
In a preferred embodiment, described transport module 303 specifically for: receive first terminal send number According to solicited message;Judge whether locally stored data exist and match with described data request information Data;If existing, by the transmission of the described data matched to described second terminal;If not existing, do not hold Row transmission operation.
In a preferred embodiment, described transport module 303 is additionally operable to: monitoring and the number of described second terminal According to transmission, when not occurring data to transmit with arbitrary described second terminal in preset duration, disconnect and institute The described point-to-point communication stating the second terminal connects.
In a preferred embodiment, described shroud module 304 specifically for: read described mask information and comprise The device id of the second terminal to be shielded, according to the device id of described second terminal to be shielded entirely Second terminal described in portion retrieves and there is the second terminal of corresponding device id as described shield terminal.
In a preferred embodiment, described shroud module 304 is additionally operable to: set up shielding list, and record is described The device id of shield terminal;When receiving the communication request of arbitrary second terminal, obtain described second eventually The device id of end, and check whether the device id of described second terminal records in described shielding list, If record is in described shielding list, then refuse described communication request;Otherwise, build with described second terminal Vertical communication connection.
The data storage transmitting device of above-described embodiment is used for realizing corresponding data storage in previous embodiment Transmission method, and there is the beneficial effect of corresponding embodiment of the method, do not repeat them here.
Those of ordinary skill in the field are it is understood that the discussion of any of the above embodiment is merely illustrative , it is not intended that hint the scope of the present disclosure (including claim) is limited to these examples;At this Under bright thinking, between the technical characteristic in above example or different embodiment, group can also be carried out Closing, step can realize with random order, and there is the many of the different aspect of the present invention as above Other change, for they not offers in details simple and clear.
It addition, for simplifying explanation and discussing, and in order to obscure the invention, provided Accompanying drawing in can illustrate or can not illustrate with integrated circuit (IC) chip and other parts known Power supply/grounding connection.Furthermore, it is possible to illustrate device in block diagram form, in order to avoid making the present invention be difficult to Understand, and this have also contemplated that following facts, i.e. the details about the embodiment of these block diagram arrangements is Depend highly on will implement the present invention platform (that is, these details should be completely in this area skill In the range of the understanding of art personnel).Elaborating that detail (such as, circuit) is to describe showing of the present invention In the case of example embodiment, it will be apparent to those skilled in the art that can there is no this In the case of a little details or these details change in the case of implement the present invention.Therefore, These descriptions are considered as illustrative and not restrictive.
Although invention has been described to have been incorporated with the specific embodiment of the present invention, but according to front The description in face, a lot of replacements, amendment and the modification of these embodiments are for those of ordinary skills Will be apparent from.Such as, other memory architecture (such as, dynamic ram (DRAM)) can The embodiment discussed with use.
Embodiments of the invention be intended to fall within the broad range of claims all so Replacement, amendment and modification.Therefore, all within the spirit and principles in the present invention, any province done Summary, amendment, equivalent, improvement etc., should be included within the scope of the present invention.

Claims (10)

1. a data transmission method, it is characterised in that including:
Receive the data download information that first terminal sends;
In the environment of having network to connect, download information according to described data, under being connected by described network Carry data and be stored in this locality;
Receive the confirmation link order that first terminal sends, in the environment of connecting without network, according to described Link order, determines the second terminal to be connected, and sets up communication connection, and base with described second terminal In described communication connection, described second terminal is carried out data transmission;
Receive the mask information that first terminal sends, according to described mask information, in the second terminal Determine at least one shield terminal;Disconnect the described communication connection with described shield terminal and refuse described The follow-up communication request sent of shield terminal.
Method the most according to claim 1, it is characterised in that described right based on described communication connection Described second terminal carries out data transmission including:
Receive the data request information that the second terminal sends;
Judge whether locally stored data exist the data matched with described data request information;
If existing, by the transmission of the described data matched to described second terminal;
If not existing, do not perform transmission operation.
Method the most according to claim 1, it is characterised in that also include:
Monitoring and the transmission of the data of described second terminal, when in preset duration with arbitrary described second terminal When not occurring data to transmit, disconnect the described communication connection with described second terminal.
Method the most according to claim 1, it is characterised in that described according to described mask information, Determine that at least one shield terminal includes in the second terminal:
Read the device id of the second terminal to be shielded that described mask information comprises, to shield according to described The device id of the second terminal retrieve in the most described second terminal there is the of corresponding device id Two terminals are as described shield terminal.
Method the most according to claim 4, it is characterised in that also include:
Set up shielding list, record the device id of described shield terminal;
When receiving the communication request of arbitrary second terminal, obtain the device id of described second terminal, and Check whether the device id of described second terminal records in described shielding list, if record is in described shielding In list, then refuse described communication request;Otherwise, communication connection is set up with described second terminal.
6. a data transmission device, it is characterised in that including:
Receiver module, the data sent for receiving first terminal download information;
Download module, for, in the environment of having network to connect, downloading information according to described data, pass through Described network connects to be downloaded data and is stored in this locality;
Transport module, for receiving the confirmation link order that first terminal sends, at the ring connected without network Under border, according to described link order, determine the second terminal to be connected, set up with described second terminal Communication connection, and based on described communication connection, described second terminal is carried out data transmission;
Shroud module, for receiving the mask information that first terminal sends, according to described mask information, Described second terminal determines at least one shield terminal;Disconnect the described communication with described shield terminal Connect and refuse the follow-up communication request sent of described shield terminal.
Device the most according to claim 6, it is characterised in that described transport module specifically for: Receive the data request information that the second terminal sends;Judge whether locally stored data exist with described The data that data request information matches;If existing, by the transmission of the described data matched to described second Terminal;If not existing, do not perform transmission operation.
Device the most according to claim 6, it is characterised in that described transport module is additionally operable to: prison Survey the data transmission with described second terminal, when not occurring with arbitrary described second terminal in preset duration During data transmission, disconnect the described communication connection with described second terminal.
Device the most according to claim 6, it is characterised in that described shroud module specifically for: Read the device id of the second terminal to be shielded that described mask information comprises, according to described to be shielded The device id of two terminals retrieves second end with corresponding device id in the most described second terminal End is as described shield terminal.
Device the most according to claim 9, it is characterised in that described shroud module is additionally operable to: Set up shielding list, record the device id of described shield terminal;When the communication receiving arbitrary second terminal During request, obtain the device id of described second terminal, and whether check the device id of described second terminal Record, in described shielding list, if record is in described shielding list, then refuses described communication request; Otherwise, communication connection is set up with described second terminal.
CN201610211318.3A 2016-04-06 2016-04-06 Data transmission method and device Pending CN105915589A (en)

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Application publication date: 20160831