WO2018157646A1 - Procédé, dispositif et système de transmission de fichier - Google Patents

Procédé, dispositif et système de transmission de fichier Download PDF

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Publication number
WO2018157646A1
WO2018157646A1 PCT/CN2017/115682 CN2017115682W WO2018157646A1 WO 2018157646 A1 WO2018157646 A1 WO 2018157646A1 CN 2017115682 W CN2017115682 W CN 2017115682W WO 2018157646 A1 WO2018157646 A1 WO 2018157646A1
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WO
WIPO (PCT)
Prior art keywords
receiving terminal
terminal
parameter information
connection
receiving
Prior art date
Application number
PCT/CN2017/115682
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English (en)
Chinese (zh)
Inventor
何祥
Original Assignee
中兴通讯股份有限公司
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Filing date
Publication date
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Publication of WO2018157646A1 publication Critical patent/WO2018157646A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40—Support for services or applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]

Definitions

  • This document relates to, but is not limited to, the field of communications, and in particular, to a file transfer method, apparatus and system.
  • Bluetooth and Wi-Fi Wi-Fi are common. Both of them require the user to search for a list of nearby devices after opening the control switch, find the corresponding device name, and then click the connection or Pairing, and then file transfer operations, is cumbersome to use and not convenient enough.
  • the embodiment of the invention provides a file transmission method, device and system.
  • a file transmission method including: a sending terminal sends parameter information locally used for connecting with a receiving terminal to a receiving terminal by using a voice code; the sending terminal receives The receiving terminal responds to the connection of the parameter information, please The transmitting terminal establishes a wireless fidelity Wi-Fi connection with the receiving terminal according to the connection request; and the transmitting terminal transmits a file to the receiving terminal based on the Wi-Fi connection.
  • the sending, by the sending terminal, the parameter information that is used by the local terminal to be connected to the receiving terminal to be sent to the receiving terminal by using a voice code includes: the sending terminal encapsulating the parameter information by using a specified format; The terminal sends the encapsulated parameter information to the receiving terminal by using an audio resource.
  • the method further includes: the sending terminal acquiring the parameter information, where The parameter information includes at least one of the following: an IP address, a device identification ID, and a device type of the transmitting terminal.
  • the method further includes: the sending terminal stops using a voice code to the receiving terminal. Sending the parameter information and releasing the device resources occupied during the transmission.
  • a file transmission method including: receiving, by a vocoding, a parameter received by a transmitting terminal for connecting to the receiving terminal by using a vocoding method; The parameter information is requested to send the connection; after the transmitting terminal establishes a Wi-Fi connection with the receiving terminal according to the connection request, the receiving terminal receives the file transmitted by the transmitting terminal.
  • the receiving terminal receives the parameter information that is sent by the sending terminal and is used to connect to the receiving terminal by using a vocoding manner, where the receiving terminal receives the parameter information encapsulated by the sending terminal, and the receiving terminal The encapsulated parameter information is parsed, and the parameter information is extracted.
  • the receiving, by the receiving terminal, the sending connection request according to the parameter information includes: the receiving terminal sending a connection request to the sending terminal by using a WI-FI direct connection port.
  • the method further includes: the receiving terminal stops receiving, by using a voice code, the sending by the sending terminal.
  • the parameter information and release the device resources occupied during the transmission.
  • a file transmission apparatus for use in sending
  • the sending terminal side includes: a first pairing management module, configured to send parameter information locally used for connecting with the receiving terminal to the receiving terminal by means of vocoding; and directly connecting the authentication module, configured to receive the receiving terminal a first Wi-Fi connection proxy module configured to establish a Wi-Fi connection with the receiving terminal according to the connection request; the first file transmission module is configured to be based on the Wi- The Fi connection transmits a file to the receiving terminal.
  • the first pairing management module includes: an encapsulating unit configured to encapsulate the parameter information by using a specified format; and a sending unit configured to cycle the encapsulated parameter information to the receiving by using an audio resource The terminal sends.
  • the first Wi-Fi connection proxy module is further configured to Obtaining the parameter information, where the parameter information includes at least one of the following: an IP address, a device identification ID, and a device type of the sending terminal.
  • the first Wi-Fi connection proxy module is further configured to stop, by using a voice code, to the receiving terminal after establishing a wireless fidelity Wi-Fi connection with the receiving terminal according to the connection request. Sending the parameter information and releasing the device resources occupied during the transmission.
  • a file transmission apparatus which is applied to a receiving terminal side, and includes: a second pairing management module, configured to receive, by means of vocoding, a sending terminal and a receiving Parameter information of the terminal connection; the second Wi-Fi connection proxy module is configured to send the connection request according to the parameter information; and the second file transmission module is configured to establish and cooperate with the connection terminal according to the connection request After receiving the Wi-Fi connection of the receiving terminal, the file transmitted by the transmitting terminal is received.
  • the second pairing management module includes: a receiving unit configured to receive parameter information encapsulated by the sending terminal; and a processing unit configured to parse the encapsulated parameter information and extract the parameter information.
  • the second Wi-Fi connection proxy module is further configured to send a connection request to the sending terminal by using a Wi-Fi direct connection port.
  • the second Wi-Fi connection proxy module is further configured to: after the Wi-Fi connection with the receiving terminal is established according to the connection request, the receiving terminal stops using a voice code Receiving the parameter information sent by the sending terminal, and releasing device resources occupied during the transmission process.
  • a file transmission system comprising: the file transmission device applied to the transmitting terminal side, and the file transmission device applied to the receiving terminal side.
  • Embodiments of the present invention also provide a storage medium.
  • the foregoing storage medium may be configured to store program code for performing the following steps: transmitting parameter information locally used for connecting with the receiving terminal to the receiving terminal by means of vocoding; receiving Receiving a connection request of the terminal in response to the parameter information; establishing a wireless fidelity Wi-Fi connection with the receiving terminal according to the connection request; transmitting the file to the receiving terminal based on the Wi-Fi connection.
  • the transmitting terminal and the receiving terminal can implement the file transmission by combining the WI-FI with the WI-FI, so that the sending terminal and the receiving terminal do not need to set the hotspot authentication attribute and password, so that the hardware does not need to be changed.
  • FIG. 1 is a flow chart 1 of a file transfer method according to an embodiment of the present invention.
  • FIG. 2 is a second flowchart of a file transfer method according to an embodiment of the present invention.
  • FIG. 3 is a first schematic structural diagram of a file transmission apparatus according to an embodiment of the present invention.
  • FIG. 4 is a second schematic structural diagram of a file transmission apparatus according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of state transition of a direct connection authentication management module according to an embodiment of the present invention.
  • FIG. 6 is a flowchart of a method of implementing a shortcut file transfer by means of vocoding according to the present embodiment.
  • NFC-based fast pairing and transmission first need hardware devices to support NFC, the same also requires hardware peripheral configuration support, which will increase costs.
  • FIG. 1 is a flowchart 1 of a file transmission method according to an embodiment of the present invention. As shown in FIG. 1, the process includes the following steps:
  • Step S102 The transmitting terminal sends the parameter information locally used for connecting with the receiving terminal to the receiving terminal by means of vocoding;
  • Step S104 The transmitting terminal receives a connection request of the receiving terminal in response to the parameter information.
  • Step S106 The transmitting terminal establishes a wireless fidelity Wi-Fi connection with the receiving terminal according to the connection request.
  • Step S108 The transmitting terminal transmits the file to the receiving terminal based on the Wi-Fi connection.
  • the transmitting terminal and the receiving terminal can implement the file transmission by using the vocoding method in combination with the Wi-Fi, so that the sending terminal and the receiving terminal do not need to set the hotspot authentication attribute and password, and thus need not be needed.
  • Changes to the hardware, thus avoiding the need for close-range file transfer requires improvements to the terminal hardware, achieving cost savings and improved user experience.
  • the S102 sending terminal in the embodiment sends the parameter information that is used by the local terminal to the receiving terminal to the receiving terminal by using a voice code.
  • Step S102-1 The transmitting terminal encapsulates the parameter information by using a specified format.
  • Step S102-2 The transmitting terminal sends the encapsulated parameter information to the receiving terminal by using an audio resource.
  • step S102 both the transmitting terminal and the receiving terminal need to open the voice code to complete the initialization.
  • the method in this embodiment further The method may include: the sending terminal acquires parameter information, where the parameter information includes at least one of the following: an IP address of the sending terminal, a device identifier ID, and a device type.
  • Wi-Fi Direct connection needs to be enabled before obtaining the parameter information.
  • the method in this embodiment may further include: the sending terminal stops passing The vocoding method sends parameter information to the receiving terminal and releases the device resources occupied during the transmission.
  • the transmitting terminal performs data transmission to the mic of the receiving terminal by using a vocal code according to the speaker; wherein, when the vocoding is activated, the audio device needs to be occupied, and when the transmission is stopped, the corresponding You need to release these device resources.
  • connection Status is equivalent to one-way handshake authentication; after the handshake authentication is completed, the sending terminal establishes a connection with the receiving terminal; therefore, both parties need to be updated after the sending terminal establishes a connection with the receiving terminal. Connection Status.
  • FIG. 2 is a second flowchart of a file transmission method according to an embodiment of the present invention. As shown in FIG. 2, the steps of the method include:
  • Step S202 The receiving terminal receives, by means of vocoding, parameter information that is sent by the sending terminal and is connected to the receiving terminal.
  • Step S204 The receiving terminal sends a connection request according to the parameter information.
  • Step S206 After the transmitting terminal establishes a Wi-Fi connection with the receiving terminal according to the connection request, the receiving terminal receives the file transmitted by the transmitting terminal.
  • the present embodiment is described from the receiving terminal, and corresponds to the transmitting terminal in the embodiment described in FIG.
  • the transmitting terminal since the transmitting terminal is the transmitting terminal in the case of transmitting the file, and is the receiving terminal in the case of receiving the file. Therefore, the transmitting terminal can also receive the terminal; that is, the transmitting terminal can also perform the operation performed by the receiving terminal, and the receiving terminal can also perform the operation performed by the transmitting terminal.
  • step S202 receives the side of the terminal that passes the vocoding code.
  • the manner of receiving the parameter information sent by the sending terminal for connecting with the receiving terminal may include:
  • Step S202-1 The receiving terminal receives the parameter information encapsulated by the transmitting terminal;
  • Step S202-2 The receiving terminal parses the encapsulated parameter information and extracts parameter information.
  • the receiving terminal sends a connection request according to the parameter information, and the receiving terminal sends a connection request to the sending terminal by using a Wi-Fi direct connection port.
  • the method in this embodiment may further include: the receiving terminal stops receiving the transmitting terminal by using a voice code.
  • the parameter information is sent and the device resources occupied during the transmission are released.
  • the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation.
  • the technical solution of the present invention which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk,
  • the optical disc includes a number of instructions for causing a terminal device (which may be a cell phone, a computer, a server, or a network device, etc.) to perform the methods described in various embodiments of the present invention.
  • a file transmission device is also provided, which is used to implement the above-mentioned embodiments and optional embodiments, and has not been described again.
  • the term “module” may implement a combination of software and/or hardware of a predetermined function.
  • the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 3 is a first schematic structural diagram of a file transmission apparatus according to an embodiment of the present invention.
  • the apparatus is applied to a transmitting terminal side.
  • the apparatus includes:
  • the first pairing management module 32 is configured to send the parameter information locally used for connecting with the receiving terminal to the receiving terminal by using a voice code
  • the direct connection authentication module 34 is coupled to the first pairing management module 32 and configured to receive a connection request of the receiving terminal in response to the parameter information.
  • the first Wi-Fi connection proxy module 36 is coupled to the direct authentication module 34 and configured as a root. Establishing a Wi-Fi connection with the receiving terminal according to the connection request;
  • the first file transfer module 38 is coupled to the first Wi-Fi connection proxy module 36 and configured to transmit files to the receiving terminal based on the WI-FI connection.
  • the first pairing management module 32 includes: a packaging unit configured to encapsulate parameter information by using a specified format; and a sending unit coupled to the encapsulating unit, configured to cyclically receive the encapsulated parameter information through the audio resource The terminal sends.
  • the first Wi-Fi connection proxy module 36 is further configured to acquire parameter information.
  • the parameter information includes at least one of the following: an IP address of the transmitting terminal, a device identification ID, and a device type.
  • the first Wi-Fi connection proxy module 36 is further configured to: after establishing a wireless fidelity Wi-Fi connection with the receiving terminal according to the connection request, stop sending the parameter information to the receiving terminal by means of vocoding, and release the The device resources occupied during the transmission.
  • FIG. 4 is a second schematic structural diagram of a file transmission apparatus according to an embodiment of the present invention.
  • the apparatus is applied to a receiving terminal side.
  • the apparatus includes:
  • the second pairing management module 42 is configured to receive, by means of vocoding, parameter information sent by the sending terminal for connecting with the receiving terminal;
  • the second Wi-Fi connection proxy module 44 is coupled to the second pairing management module 42 and configured to send a connection request according to the parameter information;
  • the second file transmission module 46 is coupled to the second Wi-Fi connection proxy module 44, and is configured to receive the file transmitted by the transmitting terminal after the transmitting terminal establishes a Wi-Fi connection with the receiving terminal according to the connection request.
  • the apparatus in this embodiment is applied to the receiving terminal side, and corresponds to the transmitting terminal side apparatus in the above embodiment.
  • the transmitting terminal since the transmitting terminal is the transmitting terminal in the case of transmitting the file, and is the receiving terminal in the case of receiving the file. Therefore, the transmitting terminal can also receive the terminal; that is, the device applied to the receiving terminal may also be a device applied to the transmitting terminal, and similarly, the device applied to the transmitting terminal may also be a device applied to the receiving terminal.
  • the first pairing management module 32 and the second pairing management module 42 in this embodiment may be the same module; for the same reason, the first Wi-Fi connection proxy module 36 in the foregoing embodiment and the second Wi in this embodiment
  • the -Fi connection proxy module 44, and the first file transfer module 38 in the foregoing embodiment may be the same module as the second file transfer module 46 in this embodiment.
  • the second pairing management module 42 includes: a receiving unit configured to receive parameter information encapsulated by the transmitting terminal; and a processing unit coupled to the receiving unit, configured to parse the encapsulated parameter information, and extract parameters information.
  • the second Wi-Fi connection proxy module 44 is further configured to send a connection request to the sending terminal through the Wi-Fi direct connection port.
  • the second Wi-Fi connection proxy module 44 is further configured to: after the Wi-Fi connection with the receiving terminal is established according to the connection request, the receiving terminal stops receiving the parameter information sent by the sending terminal by using a voice code, and releases the The device resources occupied during the transmission.
  • the present embodiment provides a file transmission system, which includes the file transmission device applied to the transmitting terminal side in the foregoing embodiment, and the file transmission device applied to the receiving terminal side in the foregoing embodiment.
  • each of the above modules may be implemented by software or hardware.
  • the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the above modules are in any combination.
  • the forms are located in different processors.
  • the Android platform is taken as an example.
  • the optional embodiment provides a fast file transmission device based on vocoding and Wi-Fi direct connection, and the device can be divided into an application layer and a framework from a software system level. Layer (or system layer).
  • the function module of the device in the application layer includes: a vocoding switch control module, a pairing management module (corresponding to the first pairing management module and the second pairing management module in the foregoing embodiment), and a Wi-Fi connection agent module ( Corresponding to the first Wi-Fi connection proxy module and the second Wi-Fi connection proxy module in the foregoing embodiment, and a file transfer management module (corresponding to the first file transfer management module and the second file transfer management in the foregoing embodiment) Module).
  • the functional modules of the device in the framework layer include: a direct connection management module and a direct connection authentication management module (corresponding to the direct connection authentication management module in the foregoing embodiment); wherein the direct authentication management module is based on an existing software system On, the interface scheme design combined with vocoding is extended and modified.
  • the vocoder switch control module is set to enable and disable the vocal quick pairing operation; wherein, after completing the pairing process, the related process is automatically terminated and the related peripherals are turned off, and in the pairing process, if necessary, the manual can be manually closed, that is, the shortcut is cancelled. Pairing operation.
  • the shortcut pairing management module is configured to distinguish between the sending terminal and the receiving terminal; wherein, for the sending terminal, setting to obtain the local Wi-Fi direct connection information (including address, id, device type, etc.), and adding the directly connected identification information, After the package is packaged, it is sent out through the speaker loop.
  • the receiving terminal is configured to open the microphone device, listen to the received sound wave data, match the directly connected identification information, and parse the relevant parameters to obtain direct connection information.
  • the transmitting terminal may be a vocoding terminal, and the transmitting terminal and the vocoding terminal may also be two separate terminals.
  • the Wi-Fi connection proxy module is set as a bridge between the shortcut pair management module and the direct connection state management module of the framework layer, and provides a call to the direct connection related function interface of the framework layer, including starting direct connection, ending direct connection, and connecting.
  • the monitoring of the broadcast message of the state change, the acquisition of the device information, and the like, and transfer the information or data to the shortcut pairing management module to continue the later process.
  • the file transmission module is configured to provide a transmission function based on Wi-Fi P2P technology, and mainly includes functions of transceiver control management, file saving, and progress prompting.
  • the transceiver control management is directly called by the shortcut pairing management module. The important point is to start the file sending or receiving process after completing the quick matching process.
  • the direct connection management module of the framework layer is configured to process interface calls of the application layer Wi-Fi connection proxy module, pre-processing of parameter parameters and abnormality judgment, notification callback of connection status, and the like.
  • the direct connection authentication management module is set to expand the sub-state corresponding to the Wi-Fi P2P shortcut connection and modify the Wi-Fi P2P based on the original management of the system platform and the data transmitted by the application layer through the vocoding technology. Logical migration relationship related to connection and handshake authentication.
  • FIG. 5 is a schematic diagram of state transition of a direct connection authentication management module according to an embodiment of the present invention, as shown in FIG. 5
  • the new sub-state here that is, the fast handshake authentication status
  • the direct connection management module passes the parameters (the aforementioned address, id, device type, etc.) to initiate a direct connection request, and then migrates to the shortcut handshake authentication state. The process of scanning the device, inviting the connection, and confirming the invitation is skipped in the middle.
  • Another point is that when entering the fast handshake authentication state, the group role (GO or GC in the Wi-Fi Direct protocol) is directly specified, and the normal packet negotiation state is skipped, so that the migration process of the entire connection state is faster, and the connection process is faster. Faster and further optimized the user experience.
  • the group role GO or GC in the Wi-Fi Direct protocol
  • FIG. 6 is a flowchart of a method for implementing fast file transmission by means of vocoding according to the embodiment, where the process includes software initialization and sending terminal and receiving terminal.
  • the quick pairing and authentication logic processing flow, the steps include:
  • Step S601 The sending terminal opens the vocoding shortcut transmission switch to complete related initialization, and mainly includes acquiring audio resources. At the same time, the receiving terminal also turns on the vocoding switch to complete the initialization work.
  • Step S602 The sending terminal first opens the Wi-Fi direct connection switch through the Wi-Fi connection proxy module through the pairing management module (if it is already turned on, it is automatically ignored), and obtains parameter information required for the direct connection of the local device, including the address, the id, and Device type, etc.
  • Step S603 The sending terminal adds the obtained parameter information through the pairing management module, adds the shortcut pairing identification information, and then encapsulates the data according to a specific format by using a voice code, and then calls the audio resource to be cyclically transmitted.
  • Step S604 After the connection terminal initiates the connection monitoring process by the pairing management module, the receiving terminal quickly receives the vocoding data and parses the corresponding data, and extracts the parameter information corresponding to the direct connection according to the identification information.
  • Step S605 The receiving terminal passes the Wi-Fi connection proxy module through the pairing management module, inputs the required parameters directly, and then calls the direct connection port of the framework layer, and attempts to establish a quick connection with the sending terminal.
  • Step S606 The transmitting terminal receives the direct connection request sent by the receiving terminal, checks the relevant parameters through the direct connection authentication management module, and starts the corresponding state transition.
  • Step S607 The transmitting terminal and the receiving terminal establish a connection by handshake authentication, and then update the connection state.
  • Step S608 The sending terminal and the receiving terminal complete the current quick matching by the pairing management module after receiving the notification of the connection state change sent by the framework layer by the application layer Wi-Fi connection proxy module. For the process, then the device resource is released correspondingly through the vocoding switch control module.
  • Step S609 The sending terminal, the application layer file transmission module sends the file information to be transmitted and the related flag data to the receiving terminal, and after the user confirms, starts the file transmission through the established connection.
  • Embodiments of the present invention also provide a storage medium.
  • the foregoing storage medium may be configured to store program code for performing the following steps:
  • the parameter information locally used for connecting with the receiving terminal is sent to the receiving terminal by using a voice code
  • the foregoing storage medium may include, but not limited to, a USB flash drive, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, and a magnetic memory.
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • a mobile hard disk e.g., a hard disk
  • magnetic memory e.g., a hard disk
  • Computer storage medium includes storage for information (such as computer readable instructions, data structures, procedures). Volatile and non-volatile, removable and non-removable media implemented in any method or technology of the programming module or other data.
  • Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital versatile disc (DVD) or other optical disc storage, magnetic cartridge, magnetic tape, magnetic disk storage or other magnetic storage device, or may Any other medium used to store the desired information and that can be accessed by the computer.
  • communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal, such as a carrier wave or other transport mechanism, and can include any information delivery media.
  • the foregoing embodiment implements that the sending terminal and the receiving terminal can implement the file transmission by using the vocoding method in combination with the Wi-Fi, so that the sending terminal and the receiving terminal do not need to set the hotspot authentication attribute and the password, thereby eliminating the need to change the hardware, thereby avoiding
  • the use of close-range file transfer requires improvements to the terminal hardware to achieve cost savings and improved user experience.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé, un dispositif et un système de transmission de données. Le procédé consiste : à envoyer, au moyen d'un terminal d'envoi, des informations de paramètre local pour une connexion avec un terminal de réception à un terminal de réception au moyen d'un codage de la voix ; à recevoir, au moyen du terminal d'envoi, une demande de connexion du terminal de réception en réponse aux informations de paramètre ; à établir, au moyen du terminal d'envoi, une connexion de fidélité sans fil (Wi-Fi) avec le terminal de réception en fonction de la demande de connexion ; et à transmettre, au moyen du terminal d'envoi, le fichier au terminal de réception sur la base de la connexion Wi-Fi.
PCT/CN2017/115682 2017-02-28 2017-12-12 Procédé, dispositif et système de transmission de fichier WO2018157646A1 (fr)

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CN201710113909.1A CN108696547A (zh) 2017-02-28 2017-02-28 文件传输方法、装置及系统
CN201710113909.1 2017-02-28

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CN104883720A (zh) * 2015-05-29 2015-09-02 北京奇虎科技有限公司 目标网络接入方法和导引、控制方法及相应的终端
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