WO2014173215A1 - Dispositif de conversion et système d'affichage - Google Patents

Dispositif de conversion et système d'affichage Download PDF

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Publication number
WO2014173215A1
WO2014173215A1 PCT/CN2014/073869 CN2014073869W WO2014173215A1 WO 2014173215 A1 WO2014173215 A1 WO 2014173215A1 CN 2014073869 W CN2014073869 W CN 2014073869W WO 2014173215 A1 WO2014173215 A1 WO 2014173215A1
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WO
WIPO (PCT)
Prior art keywords
information
module
data
encrypted
conversion
Prior art date
Application number
PCT/CN2014/073869
Other languages
English (en)
Chinese (zh)
Inventor
李东声
Original Assignee
天地融科技股份有限公司
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Filing date
Publication date
Application filed by 天地融科技股份有限公司 filed Critical 天地融科技股份有限公司
Publication of WO2014173215A1 publication Critical patent/WO2014173215A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/4104—Peripherals receiving signals from specially adapted client devices
    • H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display

Definitions

  • the present invention relates to the field of electronic technologies, and in particular, to a conversion device and a display system. Background technique
  • the existing glasses that can receive and display data are generally what kind of data is transmitted by the terminal to the glasses, and the data is directly displayed. Due to the transparency of the data transmission, it is easy to cause the data related to privacy to be transmitted. The security of the data transmission cannot be guaranteed, which may easily lead to security risks such as privacy leakage.
  • the object of the present invention is to solve at least one of the above technical drawbacks
  • An aspect of the present invention provides a conversion apparatus, including: a first transmission module, a first detection module, a second detection module, a conversion module, a first security module, and a second transmission module;
  • the first transmission module is configured to establish a communication connection, and after the communication connection is established, receive the first information; the first detection module is configured to determine, after the first transmission module receives the first information, Whether the first information is encrypted information;
  • the first detecting module sends the first information to the second detecting module for detection;
  • the second detecting module is configured to determine, after receiving the first information, whether the first information is information in a preset format
  • the second detecting module sends the first information to the first security module for encryption; the first security module performs the first information Encrypting to obtain first encrypted data, and transmitting the first encrypted data to the second transmission module for outgoing; and/or if the first information is not information in a preset format, the second detecting module Transmitting the first information to the conversion module for conversion, the conversion module converting the first information into first conversion information in a preset format, and transmitting the first conversion information to the first The security module performs encryption, and the first security module encrypts the first conversion information to obtain first encrypted conversion data, and sends the first encrypted conversion data to the second transmission module for outgoing; And/or
  • the first detecting module sends the first information to the second detecting module for detection;
  • the second detecting module is configured to: after receiving the first information, determine whether the first information is information obtained by encrypting information in a preset format;
  • the second detecting module sends the first information to the second transmission module for outgoing;
  • the second detecting module sends the first information to the first security module for decryption, and the first security module The first information is decrypted to obtain first decryption information, and the first decryption information is sent to the conversion module for conversion, and the conversion module converts the first decryption information into second conversion information in a preset format, And sending the second conversion information to the first security module for encryption, the first security module encrypts the second conversion information to obtain second encrypted conversion data, and converts the second encrypted conversion data Sending to the second transmission module for outgoing.
  • the second transmission module of the converting device is further configured to receive the second encrypted data, and perform one of the following operations: when the first detecting module determines that the first information is not encrypted information, the second The transmitting module sends the second encrypted data to the first security module, and after receiving the second encrypted data, the first security module decrypts the second encrypted data to obtain second decrypted information, and Sending the second decryption information to the first transmission module for outgoing; when the first detecting module determines that the first information is encrypted information, the second transmission module performs the second encryption Data is sent to the first transmission module for outgoing.
  • the first security module is further configured to: sign the first encrypted data to obtain the first signature data, and send the first signature data to the second transmission module for outgoing; or The first security module is further configured to: sign at least the first encrypted conversion data, obtain first signature data, and send the first signature data to the second transmission module for outgoing; or a security module is further configured to: sign the first information that is the encrypted information, obtain the first signature data, and send the first signature data to the second transmission module for outgoing; or A security module is further configured to sign at least the second encrypted conversion data, obtain first signature data, and send the first signature data to the second transmission module for outgoing.
  • the first security module is further configured to: sign the first information that is not the encrypted information, obtain the first signature data, and send the first signature data to the second transmission module for outgoing Or the first security module is further configured to: sign the first conversion information, obtain the first signature data, and send the first signature data to the second transmission module for outgoing; or The first security module is further configured to use at least the second The conversion information is signed, the first signature data is obtained, and the first signature data is sent to the second transmission module for outgoing.
  • the second transmission module when receiving the second encrypted data, the second transmission module further receives second signature data, and sends the second signature data to the first security module; the first security module receives the location After the second encrypted data and the second signature data are described, verifying the second signature data, and after verifying that the second signature data is passed, performing one of the following operations: when the first detecting module determines When the first information is not the encrypted information, the first security module decrypts the second encrypted data, obtains the second decrypted information, and sends the second decrypted information to the first transmission module. When the first detecting module determines that the first information is encrypted information, the first security module sends the second encrypted data to the first transmission module for outgoing.
  • the second transmission module when receiving the second encrypted data, the second transmission module further receives second signature data, and sends the second signature data to the first security module; the first security module receives the location After the second encrypted data and the second signature data, decrypting the second encrypted data to obtain the second decrypted information, and after obtaining the second decrypted information, the second signature data Performing verification, and after verifying that the second signature data is passed, performing one of the following operations: when the first detecting module determines that the first information is not encrypted information, the first security module performs the The second decryption information is sent to the first transmission module for outgoing; when the first detecting module determines that the first information is not encrypted information, the first security module sends the second encrypted information to the The first transmission module is described as being outgoing.
  • the first transmission module performs data transmission by using one of the following modes: audio transmission mode, USB transmission mode, serial port transmission mode, NFC transmission mode, Bluetooth transmission mode, infrared transmission mode, optical transmission mode, WIFI transmission mode, and GPRS Transmission mode, 3G transmission mode and GSM transmission mode;
  • the second transmission module performs data transmission by one of the following modes: audio transmission mode, USB transmission mode, serial port transmission mode, NFC transmission mode, Bluetooth transmission mode, infrared transmission mode, Optical transmission mode, WIFI transmission mode, GPRS transmission mode, 3G transmission mode and GSM transmission mode.
  • a display system including glasses and the above-described conversion device;
  • the glasses include a lens body, a display module disposed on the lens body, a second security module, and a communication module; Establishing a communication connection with the second transmission module of the conversion device, and receiving the first encrypted data after establishing a communication connection;
  • the second security module is configured to receive the first encryption at the communication module After the data is decrypted, the first encrypted data is decrypted to obtain the first information that is not the encrypted information.
  • the second security module is further configured to send the display instruction to the first information after obtaining the first information that is not the encrypted information.
  • the display module is configured to receive the display instruction, display according to the display instruction and the first information that is not encryption information; or the communication module is configured to use a second transmission with the conversion device
  • the module establishes a communication connection and, after establishing a communication connection, receives the a first encryption conversion data;
  • the second security module is configured to decrypt the first encrypted conversion data after the communication module receives the first encrypted conversion data, to obtain the first conversion information;
  • the second security module is further configured to send a display instruction to the display module after obtaining the first conversion information;
  • the display module is configured to receive the display instruction, according to the display instruction and the first conversion information Displaying; or the communication module is configured to establish a communication connection with the second transmission module of the conversion device, and after establishing the communication connection, receive the first information that is encrypted information;
  • the second security module is used to: After the communication module receives the first information that is the encrypted information, the first information that is the encrypted information is decrypted, and the information in the preset format corresponding to the first information
  • the second security module is further configured to receive an input instruction, generate information to be output according to the input instruction, and encrypt the to-be-output information to obtain the second encrypted data; After the second security module obtains the second encrypted data, the second encrypted data is sent out.
  • the communication module further receives the first signature data when receiving the first encrypted data
  • the second security module is configured to: after the communication module receives the first signature data, Determining the first signature data, and after verifying that the first signature data is passed, decrypting the first encrypted data to obtain the first information that is not encrypted information; or the communication module is receiving the When the first encryption converts the data, the first signature data is further received; the second security module is configured to verify the first signature data after the communication module receives the first signature data, and After verifying that the first signature data is passed, decrypting the first encrypted conversion data to obtain the first conversion information; or the communication module receiving the first information that is the encrypted information
  • the first signature data is used to verify the first signature data after the communication module receives the first signature data, And after verifying that the first signature data is passed, decrypting the first information that is the encrypted information, and obtaining information in a preset format corresponding to the first information; or the communication module is receiving the second information.
  • the second security module is configured to verify the first signature data after the communication module receives the first signature data, and verify After the first signature data is passed, the second encrypted conversion data is decrypted to obtain the second conversion information.
  • the communication module further receives the first signature data when receiving the first encrypted data
  • the second security module is configured to: after the communication module receives the first signature data, Decoding the first encrypted data to obtain the first information that is not the encrypted information, and after obtaining the first information that is not the encrypted information, verifying the first signature data; the second security module further And after the verification of the first signature data is passed, sending a display instruction to the display module; or the communication module further receiving the first signature data when receiving the first encrypted conversion data;
  • the second security module is configured to decrypt the first encrypted conversion data after the communication module receives the first signature data, obtain the first conversion information, and after obtaining the first conversion information, Verifying the first signature data; the second security module is further configured to send a display instruction to the display module after verifying that the first signature data is passed; Or the communication module further receives the first signature data when receiving the second encrypted conversion data; the second security module is configured to: after the communication module receives the first signature data, Decoding the second encrypted conversion data to obtain the second conversion information, and after obtaining
  • the second security module is further configured to: after the information to be output is generated, at least the information to be output is signed to obtain the second signature data; the communication module is further configured to obtain the second security module. After the second signature data is described, the second signature data is sent out.
  • the second security module is further configured to: sign the second encrypted data to obtain the second signature data; and the communication module is further configured to: after the second security module obtains the second signature data, And transmitting the second signature data.
  • a button is further disposed on the lens body, and the second security module receives the input command through the button.
  • the communication module performs data transmission with the second transmission module by using one of the following modes: an audio transmission mode, a USB transmission mode, a serial port transmission mode, an NFC transmission mode, a Bluetooth transmission mode, an infrared transmission mode, and an optical transmission mode, WIFI transmission mode, GPRS transmission mode, 3G transmission mode and GSM transmission mode.
  • the display system further includes: a terminal; the terminal establishes a communication connection with the first transmission module, and after establishing the communication connection, transmits the first information to the first transmission module of the conversion device.
  • the terminal further receives the second decryption information or the second encrypted data transmitted by the first transmission module.
  • the present invention provides a conversion device and a display system, which are ensured the security of the data transmission because the data is encrypted during the transmission process;
  • the glasses of the present invention locally decrypt the encrypted data sent by the conversion device through the second security module. Further ensure the security of data transmission, and prevent remote attacks by hackers to the greatest extent, and eliminate the unsafe hidden dangers caused by other decryption devices and then sent to the glasses;
  • the information output by the glasses is encrypted by the second security module of the glasses and transmitted through the communication module, the security of the data output by the glasses can be ensured;
  • the glasses verify the signature
  • the data sent by the glasses can also be signed
  • the conversion device performs verification, thereby ensuring the authenticity of the identity of both the conversion device and the glasses, and further improving the data transmission.
  • Security since the data transmitted by the conversion device can be signed, the glasses verify the signature, the data sent by the glasses can also be signed, and the conversion device performs verification, thereby ensuring the authenticity of the identity of both the conversion device and the glasses, and further improving the data transmission.
  • Security DRAWINGS
  • FIG. 1 is a schematic structural view of a display system according to an embodiment of the present invention. detailed description
  • FIG. 1 is a schematic structural diagram of a display system according to the present invention. Referring to FIG.
  • the display system includes: a conversion device 10, and glasses 20; further, the display system of the present invention may further include: a terminal 30, and the terminal 30 may be any of the following Equipment: MP3, smartphone, tablet, laptop, PC, USB stick or remote server.
  • the conversion device 10 of the present invention can also be provided as a separate device, and different interfaces are provided.
  • the conversion device 10 includes an interface such as an IC card slot, an SD card slot or a card reader, and can read an IC card and an SD card.
  • a plaintext or encrypted file stored in a device such as a card that is connected through an interface.
  • the conversion device 10 may include: a first transmission module 101, a first detection module 102, a second detection module 103, a conversion module 104, a first security module 105, and a second transmission module 106;
  • the first transmission module 101 can establish a communication connection by:
  • Wired transmission mode audio transmission mode, USB transmission mode or serial port transmission mode
  • Wireless transmission mode NFC transmission mode, Bluetooth transmission mode, infrared transmission mode, optical transmission mode, WIFI transmission mode, GPRS transmission mode, 3G transmission mode or GSM transmission mode.
  • the wireless transmission method can reduce the setting of the interface, reduce the volume of the conversion device 10, and is more convenient to use and carry.
  • the second transmission module 106 can establish a communication connection by:
  • Wired transmission mode audio transmission mode, USB transmission mode or serial port transmission mode
  • Wireless transmission mode NFC transmission mode, Bluetooth transmission mode, infrared transmission mode, optical transmission mode, WIFI transmission mode, GPRS transmission mode, 3G transmission mode or GSM transmission mode.
  • the wireless transmission method can reduce the setting of the interface, reduce the volume of the conversion device 10, and is more convenient to use and carry.
  • the glasses 20 include: a lens body; a display module 201, a second security module 202, and a communication module 203 may be disposed on the lens body; of course, the display module 201 may be separately disposed at the frame or may be disposed on the surface of the lens. The latter user can directly view the displayed content while wearing the glasses 20, which is convenient for the user to use. Of course, the display module 201 can also be directly formed into a lens, which makes the process simple and practical.
  • the second security module 202 and the communication module 203 can be separately disposed at the frame or inside the frame, and the latter can reduce the volume of the glasses 20 for convenient carrying and use.
  • the communication module 203 can establish a communication connection by:
  • Wired transmission mode audio transmission mode, USB transmission mode or serial port transmission mode
  • Wireless transmission mode NFC transmission mode, Bluetooth transmission mode, infrared transmission mode, optical transmission mode, WIFI transmission mode, GPRS transmission mode, 3G transmission mode or GSM transmission mode.
  • the wireless transmission method can reduce the setting of the interface, reduce the volume of the glasses 20, and is more convenient to use and carry.
  • the first transmission module 101 of the conversion device 10 establishes a communication connection with the terminal 30 through a matching transmission mode, so that the information transmitted by the terminal 30 can be received; the second transmission module 106 of the conversion device 10 and the communication module 203 of the glasses 20 pass the matched transmission.
  • the communication connection is established in such a manner that the information transmitted by the terminal 30 can be processed and the processed information is transmitted to the glasses 20.
  • the terminal 30 generates first information, and after the terminal 30 establishes a communication connection with the first transmission module 101, the terminal 30 transmits the first information to the first transmission module 101 of the conversion device 10.
  • the first transmission module 101 is configured to establish a communication connection, and After the communication connection is established, the first information is received. Specifically, after establishing the communication connection with the first transmission module 101, the terminal 30 sends the plaintext of the information or the ciphertext of the information to the first transmission module 101 for subsequent processing.
  • the first detecting module 102 is configured to determine, after the first transmission module 101 receives the first information, whether the first information is encrypted information;
  • the first detecting module 102 sends the first information to the second detecting module 103 for detection;
  • the second detecting module 103 is configured to determine, after receiving the first information, whether the first information is information in a preset format
  • the second detecting module 103 sends the first information to the first security module 105 for encryption; the first security module 105 encrypts the first information to obtain the first encrypted data, and The first encrypted data is sent to the second transmission module 106 for outgoing; and/or
  • the second detecting module 103 sends the first information to the converting module 104 for conversion, and the converting module 104 converts the first information into the first converted information of the preset format, and the first A conversion information is sent to the first security module 105 for encryption, and the first security module 105 encrypts the first conversion information to obtain the first encrypted conversion data, and sends the first encrypted conversion data to the second transmission module 106 for outgoing;
  • the first detecting module 102 sends the first information to the second detecting module 103 for detection;
  • the second detecting module 103 is configured to: after receiving the first information, determine whether the first information is information obtained by encrypting information in a preset format;
  • the second detecting module 103 sends the first information to the second transmission module 106 for outgoing; and/or
  • the second detecting module If the first information is not information obtained by encrypting information in a preset format, the second detecting module
  • the first information is decrypted to obtain the first decryption information, and the first decrypted information is sent to the conversion module 104 for conversion, and the conversion module 104 converts the first decrypted information into the second converted information in a preset format, and the second The conversion information is sent to the first security module 105 for encryption.
  • the first security module 105 encrypts the second conversion information to obtain the second encrypted conversion data, and sends the second encrypted conversion data to the second transmission module 106 for outgoing.
  • the data is encrypted by the conversion device during the transmission process, which ensures the security of the data transmission.
  • the conversion device 10 can separately execute its flow according to different situations in which the received first information is not encrypted information or encrypted information, that is, if the first information is not encrypted information, the conversion device 10 can perform the separate operation instead of The process of encrypting or converting the first information of the encrypted information, if the first information is encrypted information, the converting device may separately perform the first information that is the encrypted information to determine whether it is obtained by encrypting the information in the preset format.
  • the information is the process of directly sending the first information out, otherwise the first information is decrypted, encrypted and sent out.
  • the conversion device 10 can also separately perform the flow according to whether the first information is information obtained by encrypting the information in the preset format, that is, if the first information is information in a preset format, the conversion device 10 can separately perform the first information.
  • the process of encryption if the first information is not the information of the preset format, the conversion device 10 can separately perform the process of converting the first information after the encryption.
  • the conversion device 10 can also separately perform the flow according to whether the first information is the information obtained by encrypting the information in the preset format, that is, if the first information is information obtained by encrypting the information in the preset format, the conversion device 10 can be separately The process of performing the outgoing of the first information is performed. If the first information is not the information obtained by encrypting the information in the preset format, the converting apparatus 10 may separately perform the process of encrypting the first information and then encrypting.
  • the second detecting module 103 when determining whether the first information is the information obtained by encrypting the information in the preset format, may be determined as follows:
  • the first information carries the identification information, and the identifier information identifies the first
  • the information is an identifier for encrypting the information in the format.
  • the second detecting module 103 determines, according to the identifier information carried in the first information, what kind of information is encrypted by the first information, if
  • the format of the information is a preset format, and the second detecting module 103 directly sends the first information to the second transmitting module 106 for outgoing; if the format of the information is not the preset format, the second detecting module 103 sets the first information.
  • the first security module 105 Sending to the first security module 105 for decryption, obtaining the first decryption information, the first security module 105 sends the first decryption information to the conversion module 104 for format conversion, and the conversion module 104 performs format conversion on the first decryption information to obtain the second Convert information, and will be second
  • the conversion information is sent to the first security module 105 for encryption, and the first security module 105 sends the encrypted second encrypted conversion data to the second transmission module 106 for outgoing. Therefore, different processing is performed according to different results detected by the second detecting module 103 to ensure that the data output by the converting device 10 is data in a format supported by the glasses 20, thereby ensuring correct processing of the data by the glasses 20.
  • the conversion device 10 directly transmits the ciphertext to the glasses 20, and at this time, the terminal 30 and the glasses
  • the encryption and decryption algorithm of 20 is the same.
  • the conversion device 10 converts the information transmitted by the terminal 30 that is not in the preset format, and converts the information into the preset format for matching with the glasses 20 supporting the preset format so that the glasses can correctly display the information.
  • the preset format supported by the glasses 20 of the present invention may be the codec format with the highest coding and decoding efficiency, for example: the preset format of the document supported by the glasses 20 is: TXT format; the preset of the picture supported by the glasses 20 The format is: ESC format, etc.
  • the preset format can also support the codec format with the highest codec efficiency of different types (for example, audio format, video format), which are not enumerated here.
  • the preset format adopts the most efficient codec format for encoding and decoding, which can improve the speed of data processing of glasses 20.
  • the glasses 20 can receive four types of data.
  • the eyepiece 20 can perform different processing: as follows:
  • the first security module 105 encrypts the first information to obtain the first information. Encrypting the data, and transmitting the first encrypted data to the second transmission module 106 for outgoing.
  • the communication module 203 is configured to establish a communication connection with the second transmission module 106 of the conversion device, and after receiving the communication connection, receive The first encrypted data;
  • the second security module 202 is configured to decrypt the first encrypted data after the communication module 203 receives the first encrypted data, to obtain first information that is not the encrypted information;
  • the second security module 202 is further configured to send a display instruction to the display module 201 after obtaining the first information that is not the encrypted information;
  • the display module 201 receives the display instruction and displays according to the display instruction and the first information that is not the encrypted information.
  • the converting module 104 of the converting device 10 converts the first information into The first conversion module 105 encrypts the first conversion information to obtain the first encrypted conversion data, and sends the first encrypted conversion data to the second transmission module 106 for outgoing.
  • the communication module 203 receiving the first encrypted conversion data;
  • the second security module 202 is configured to decrypt the first encrypted conversion data after the communication module 203 receives the first encrypted conversion data, to obtain first conversion information;
  • the second security module 202 is further configured to send a display instruction to the display module 201 after obtaining the first conversion information
  • the display module 201 receives the display instruction and displays according to the display instruction and the first conversion information.
  • the second detecting module 103 determines that the first information is information obtained by encrypting the information in the preset format, and sends the first information to the first information.
  • the second transmission module 106 performs the outgoing, at this time, the communication module 203 receives the first information that is not the encrypted information;
  • the second security module 202 is configured to: after the communication module 203 receives the first information that is the encrypted information, decrypt the first information that is the encrypted information, and obtain the information in the preset format corresponding to the first information;
  • the second security module 202 is further configured to send a display instruction to the display module 201 after obtaining the information of the preset format corresponding to the first information;
  • the display module 201 receives the display instruction and displays the information according to the display instruction and the information of the preset format corresponding to the first information.
  • the second detecting module 103 determines that the first information is not the information obtained by encrypting the information in the preset format
  • the first information is sent to the first security module 105 for decryption to obtain the first decryption information
  • the first security module 105 sends the first decryption information to the conversion module 104 for conversion
  • the conversion module 104 converts the first decrypted information into a preset format.
  • the second conversion module 105 encrypts the second conversion information to obtain the second encrypted conversion data, and sends the second encrypted conversion data to the second transmission module 106 for outgoing.
  • the communication module 203 receives the second. Encryption conversion data;
  • the second security module 202 is configured to decrypt the second encrypted conversion data after the communication module 203 receives the second encrypted conversion data, to obtain second conversion information;
  • the second security module 202 is further configured to send a display instruction to the display module 201 after obtaining the second conversion information
  • the display module 201 receives the display instruction and performs display according to the display instruction and the second conversion information.
  • the glasses can be correspondingly processed for display, and the glasses 20 of the present invention locally transmit the encrypted data to the conversion device 10 through the second security module 202.
  • the decryption further ensures the security of the data transmission, and the hacker's remote attack is prevented to the greatest extent, and the unsafe hidden dangers generated by the decryption device and then sent to the glasses 20 are eliminated.
  • the second security module 202 of the glasses 20 is further configured to receive an input instruction, generate information to be output according to the input instruction, and encrypt the information to be output to obtain second encrypted data.
  • the communication module 203 is further configured to send the second encrypted data after the second security module 202 obtains the second encrypted data. It can be seen that the information output by the glasses 20 is encrypted by the second security module 202 of the glasses 20 and then transmitted through the communication module 203, so that the security of the data output by the glasses 20 can be ensured.
  • the second transmission module 106 of the conversion device 10 further receives the second encrypted data, and sends the second encrypted data to the first security module 105.
  • the first security module 105 may Do one of the following in different situations:
  • the first security module 105 decrypts the second encrypted data.
  • the second decryption information is obtained, and the second decryption information is sent to the first transmission module 101 for outgoing.
  • the second transmission module directly sends the second encrypted data to the first A transmission module 101 performs the outgoing.
  • the encryption and decryption algorithm of the terminal 30 is the same as the encryption and decryption algorithm of the glasses 20, so that the smooth processing of the data can be guaranteed.
  • the data output by the glasses 20 can ensure the security of the transmission via the encrypted transmission.
  • the conversion device 10 can also sign the transmitted data, and the glasses 20 can also verify the signature of the conversion device 10, which can be one of the following ways. Authenticate:
  • the first security module 105 performs the first information. Encrypting to obtain the first encrypted data, and sending the first encrypted data to the second transmission module 106 for outgoing. At this time, the first security module 105 further signs at least the first encrypted data to obtain the first signature data, and The first signature data is sent to the second transmission module 106 for outgoing;
  • the communication module 203 of the glasses 20 receives the first signature data when receiving the first encrypted data.
  • the second security module 202 is configured to verify the first signature data after the communication module 203 receives the first signature data, and After verifying that the first signature data is passed, the first encrypted data is decrypted to obtain first information that is not encrypted information.
  • the converting module 104 of the converting device 10 will be the first The information is converted into the first conversion information in the preset format, and the first security module 105 encrypts the first conversion information to obtain the first encrypted conversion data, and sends the first encrypted conversion data to the second transmission module 106 for outgoing.
  • the first security module 105 encrypts the first conversion information to obtain the first encrypted conversion data, and sends the first encrypted conversion data to the second transmission module 106 for outgoing.
  • the second transmission module 106 also signing at least the first encrypted conversion data, obtaining the first signature data, and transmitting the first signature data to The second transmission module 106 performs an outgoing call;
  • the communication module 203 of the glasses 20 receives the first signature data when receiving the first encrypted conversion data.
  • the second security module 202 is configured to verify the first signature data after the communication module 203 receives the first signature data, and After verifying that the first signature data is passed, the first encrypted conversion data is decrypted to obtain first conversion information.
  • the first information is sent to the second transmission module 106 for outgoing, and the first security module 105 is at least encrypted.
  • the first information is signed, the first signature data is obtained, and the first signature data is sent to the second transmission module 106 for outgoing;
  • the communication module 203 of the glasses 20 receives the first signature data when receiving the first information that is the encrypted information.
  • the second security module 202 is configured to verify the first signature data after the communication module 203 receives the first signature data. After verifying that the first signature data is passed, the first information that is the encrypted information is decrypted, and the information in the preset format corresponding to the first information is obtained.
  • the second detecting module 103 sends the first information to the first security module 105 for decryption to obtain the first decryption information, the first security module 105 sends the first decryption information to the conversion module 104 for conversion, and the conversion module 104 converts the first decrypted information into a pre- The formatted second conversion information, the first security module 105 encrypts the second conversion information to obtain the second encrypted conversion data, and sends the second encrypted conversion data to the second transmission module 106 for outgoing, at this time, the first security The module 105 further signs at least the second encrypted conversion data, obtains the first signature data, and sends the first signature data to the second transmission module 106 for outgoing;
  • the communication module 203 of the glasses 20 receives the first signature data when receiving the second encrypted conversion data.
  • the second security module 202 is configured to verify the first signature data after the communication module 203 receives the first signature data, and After verifying that the first signature data is passed, the second encrypted conversion data is decrypted to obtain second conversion information.
  • the verification link is reduced, the data processing speed is improved, and the encrypted data is decrypted only after the verification signature is passed, otherwise, the verification signature fails.
  • the encrypted data is not decrypted to ensure the security of the data.
  • the first security module 105 performs the first information.
  • the first encrypted data is obtained by the encryption, and the first encrypted data is sent to the second transmission module 106 for outgoing.
  • the first security module 105 further signs at least the first information that is not the encrypted information, and obtains the first signature data. And sending the first signature data to the second transmission module 106 for outgoing;
  • the communication module 203 of the glasses 20 further receives the first signature data when receiving the first encrypted data.
  • the second security module 202 is configured to decrypt the first encrypted data after the communication module 203 receives the first signature data, and obtain the Encrypting the first information of the information, and after obtaining the first information that is not the encrypted information, verifying the first signature data; the second security module 202 is further configured to send the display instruction to the display module after verifying that the first signature data is passed .
  • the converting module 104 of the converting device 10 will be the first The information is converted into the first conversion information in the preset format, and the first security module 105 encrypts the first conversion information to obtain the first encrypted conversion data, and sends the first encrypted conversion data to the second transmission module 106 for outgoing.
  • the first security module 105 further signs at least the first conversion information, obtains the first signature data, and sends the first signature data to the second transmission module 106 for outgoing;
  • the communication module 203 of the glasses 20 receives the first signature data when receiving the first encrypted conversion data.
  • the second security module 202 is configured to decrypt the first encrypted conversion data after the communication module 203 receives the first signature data.
  • the first conversion information is obtained, and after the first conversion information is obtained, the first signature data is verified.
  • the second security module 202 is further configured to send a display instruction to the display module after verifying that the first signature data is passed.
  • the second detecting module 102 of the converting device 10 determines that the first information is encrypted information
  • the second detecting module 103 sends the first information to the first security module 105 for decryption to obtain the first decryption information, and the first security module 105
  • the first decryption information is sent to the conversion module 104 for conversion, the conversion module 104 converts the first decryption information into the second conversion information of the preset format, and the first security module 105 encrypts the second conversion information to obtain the second encrypted conversion data.
  • the first security module 105 further signs at least the second conversion information, obtains the first signature data, and sends the first signature data to The second transmission module 106 performs an outgoing call;
  • the communication module 203 of the glasses 20 further receives the first signature data when receiving the second encrypted conversion data.
  • the second security module 202 is configured to decrypt the second encrypted conversion data after the communication module 203 receives the first signature data. Obtaining the second conversion information, and after obtaining the second conversion information, verifying the first signature data; the second security module 202 is further configured to send the display instruction to the display module after verifying that the first signature data is passed.
  • the decrypted information is obtained by decrypting the encrypted data, and the first signature data is verified according to the decrypted information, thereby improving the correctness of the verification, and even if the encrypted data and the signature are simultaneously tampered, the verification can be performed.
  • the security of the data transmission and the authenticity of the identity of the conversion device 10 are guaranteed.
  • the glasses 20 can also be transmitted.
  • the input data is signed, and the conversion device 10 can also verify the signature of the conversion device 20, and can perform identity verification in one of the following ways:
  • the second security module 202 of the glasses 20 is further configured to: after the information to be output is generated, at least the output information is signed to obtain the second signature data; the communication module 203 is further configured to obtain the second signature in the second security module 202. After the data, the second signature data is sent out;
  • the second transmission module 106 when receiving the second encrypted data, the second transmission module 106 further receives the second signature data, and sends the second signature data to the first security module 105; the first security module 105 receives the second encrypted data and After the second signature data, decrypting the second encrypted data to obtain the second decrypted information, and after obtaining the second decrypted information, verifying the second signature data, and after verifying that the second signature data is passed, according to
  • the data transmitted between the terminal 30 and the conversion device 10 is plain text or cipher text, and one of the following operations can be performed:
  • the first security module 105 of the conversion device 10 sends the second decryption information to the first transmission module 101 for outgoing, for transmission to the terminal 30;
  • the first security module 105 of the conversion device 10 transmits the second encrypted data directly to the first transmission module 101 for outgoing transmission for transmission to the terminal 30.
  • the glasses 20 directly sign the output information, thereby improving the security of the signature data itself, and even if the second encrypted data and the second signature data are simultaneously falsified, they can be verified at the conversion device 10, thereby ensuring the security of data transmission.
  • the conversion device 10 obtains the second decrypted information by decrypting the second encrypted data to verify the second signature data, thereby improving the correctness of the verification, and even if the ciphertext and the signature are simultaneously tampered with, the verification can be performed, thereby ensuring the security of the data transmission. And the authenticity of the identity of the glasses 20.
  • the second security module 202 of the glasses 20 is further configured to sign at least the second encrypted data to obtain the second signature data.
  • the communication module 203 is further configured to: after the second security module 202 obtains the second signature data, Two signature data for outgoing;
  • the second transmission module 106 of the conversion device 10 further receives the second signature data when receiving the second encrypted data, and transmits the second signature data to the first security module 105; the first security module 105 receives the first After the second encrypted data and the second signature data are verified, the second signature data is verified, and after the second signature data is verified, the data transmitted between the terminal 30 and the conversion device 10 is plaintext or ciphertext, and the following operations can be performed.
  • the first security module 105 of the conversion device 10 decrypts the second encrypted data, obtains the second decrypted information, and transmits the second decrypted information to the first
  • the transmission module 101 performs outgoing transmission for transmission to the terminal 30;
  • the module 105 sends the second encrypted data directly to the first transmission module 101 for outgoing transmission for transmission to the terminal 30.
  • the glasses 20 directly sign the second encrypted data, reduce the processing link, and improve the data processing speed.
  • the conversion device 10 directly verifies the second signature data according to the second encrypted data, reduces the verification link, improves the data processing speed, and When the terminal 30 and the conversion device 10 transmit in plaintext, the second encrypted data is decrypted only after the verification signature is passed.
  • the button 20 can also be provided with a button.
  • the second security module 202 receives an input command through the button.
  • the display module 201 displays the content as "whether to confirm the display information", and the user can press the button to send a confirmation command to inform the glasses 20 and/or the conversion device 10 to display.
  • the display problem caused by the hijacking of the software is prevented by the confirmation of the hardware.
  • the speaker 20 can also be provided with a speaker.
  • the speaker can perform sound according to the information obtained by the second security module 202 to ensure normal use of the user.
  • the functions performed by the various modules in the present invention can be integrated on one chip.
  • the communication module 203 and the second security module 202 of the glasses 20 are integrated on one chip, and the modules are integrated on one chip, thereby saving space. The volume of the glasses 20 is reduced.
  • the functions performed by the second security module 202 can also be split into several sub-modules to perform related functions, such as: encryption and decryption sub-module, signature sub-module, and the processing speed can be improved by this method;
  • the second security module 202 can be a security chip; the first transmission module 101, the first detection module 102, the second detection module 103, the conversion module 104, the first security module 105, and the second transmission module 106 of the conversion device are integrated on one chip.
  • the modules are integrated on one chip, which saves space and reduces the volume of the conversion device 10.
  • the functions performed by the first security module 105 can be split into several sub-modules to perform related functions, such as: encryption and decryption.
  • the sub-module and the signature sub-module can improve the processing speed in this way.
  • Any process or method description in the flowcharts or otherwise described herein may be understood to represent a module, segment or portion of code that includes one or more executable instructions for implementing the steps of a particular logical function or process.
  • portions of the invention may be implemented in hardware, software, firmware or a combination thereof.
  • multiple steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system.
  • a suitable instruction execution system For example, if implemented in hardware, as in another embodiment, it can be implemented with any one or combination of the following techniques well known in the art: having logic gates for implementing logic functions on data signals Discrete logic circuits, application specific integrated circuits with suitable combinational logic gates, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.
  • each functional unit in each embodiment of the present invention may be integrated into one processing module, or each unit may exist physically separately, or two or more units may be integrated into one module.
  • the above integrated modules can be implemented in the form of hardware or in the form of software functional modules.
  • the integrated modules, if implemented in the form of software functional modules and sold or used as separate products, may also be stored in a computer readable storage medium.
  • the above-mentioned storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
  • the description of the terms “one embodiment”, “some embodiments”, “example”, “specific example”, or “some examples” and the like means a specific feature described in connection with the embodiment or example.
  • a structure, material or feature is included in at least one embodiment or example of the invention.
  • the schematic representation of the above terms does not necessarily mean the same embodiment or example.
  • the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Selective Calling Equipment (AREA)

Abstract

La présente invention concerne un dispositif de conversion et un système d'affichage. Le dispositif de conversion comprend : un premier module de transmission, un premier module de détection, un second module de détection, un module de conversion, un premier module de sécurité et un second module de transmission. Le premier module de détection détermine, après la réception de premières informations par le premier module de transmission, si les premières informations sont, ou non, des informations cryptées; si les premières informations ne sont pas des informations cryptées, le second module de détection détermine si les premières informations sont des informations ayant, ou non, un format prédéterminé; si oui, le premier module de sécurité crypte les premières informations pour obtenir des premières données cryptées et envoie les premières données cryptées au second module de transmission pour qu'elles soient transmises vers l'extérieur; et si non, le module de conversion convertit les premières informations en premières informations de conversion au format prédéterminé, et le premier module de sécurité crypte les premières informations de conversion pour obtenir des premières données de conversion cryptées et envoie les premières données de conversion cryptées au second module de transmission pour qu'elles soient transmises vers l'extérieur.
PCT/CN2014/073869 2013-04-27 2014-03-21 Dispositif de conversion et système d'affichage WO2014173215A1 (fr)

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CN103281181B (zh) * 2013-04-27 2016-09-14 天地融科技股份有限公司 转换装置和显示系统
CN103281182B (zh) * 2013-04-27 2016-12-28 天地融科技股份有限公司 转换装置和显示系统
CN103986837B (zh) * 2014-05-28 2017-11-10 天地融科技股份有限公司 信息处理方法及装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040056948A1 (en) * 2002-09-23 2004-03-25 Gibson Robert John Multi-play theatre
CN201048442Y (zh) * 2007-03-08 2008-04-16 刘美鸿 一种无线数字传输的眼镜电视系统
CN102523460A (zh) * 2011-11-21 2012-06-27 杨辉洲 一种加密显示保密内容的方法及系统
CN103281182A (zh) * 2013-04-27 2013-09-04 天地融科技股份有限公司 转换装置和显示系统
CN103281183A (zh) * 2013-04-27 2013-09-04 天地融科技股份有限公司 转换装置和显示系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010039615A1 (en) * 1997-04-15 2001-11-08 At &T Corp. Methods and apparatus for providing a broker application server
US20020101988A1 (en) * 2001-01-30 2002-08-01 Jones Mark A. Decryption glasses
FR2980283B1 (fr) * 2011-09-19 2014-07-04 Oberthur Technologies Procede de communication et systeme associe de type lunettes pour un utilisateur utilisant un poste de visualisation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040056948A1 (en) * 2002-09-23 2004-03-25 Gibson Robert John Multi-play theatre
CN201048442Y (zh) * 2007-03-08 2008-04-16 刘美鸿 一种无线数字传输的眼镜电视系统
CN102523460A (zh) * 2011-11-21 2012-06-27 杨辉洲 一种加密显示保密内容的方法及系统
CN103281182A (zh) * 2013-04-27 2013-09-04 天地融科技股份有限公司 转换装置和显示系统
CN103281183A (zh) * 2013-04-27 2013-09-04 天地融科技股份有限公司 转换装置和显示系统

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