CN103281181A - Conversion device and display system - Google Patents
Conversion device and display system Download PDFInfo
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- CN103281181A CN103281181A CN2013101532398A CN201310153239A CN103281181A CN 103281181 A CN103281181 A CN 103281181A CN 2013101532398 A CN2013101532398 A CN 2013101532398A CN 201310153239 A CN201310153239 A CN 201310153239A CN 103281181 A CN103281181 A CN 103281181A
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- 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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
- G09C5/00—Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2358/00—Arrangements for display data security
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a conversion device and a display system. The conversion device comprises a first transmission module, a security module and a second transmission module, wherein the first transmission module is used for establishing communication connection and receiving first encrypted information after communication connection is established; and the security module is used for transmitting the first encrypted information to the second transmission module to be transmitted after the first transmission module receives the first encrypted information. The data is encrypted in the transmission process, so that the safety of data transmission is guaranteed.
Description
Technical field
The present invention relates to a kind of electronic technology field, relate in particular to a kind of conversion equipment and display system.
Background technology
Along with the development that science and technology is maked rapid progress, people's living standard improves constantly, and glasses various fashion, personnalit are loved by the people.And the use of glasses also no longer is simply to protect or correct defects of vision, and people can be according to the hobby of oneself, and the fashion glasses that different clothes are arranged in pairs or groups different are worn in the different place of coming in and going out, and show distinguished charisma fully.
Because the technological progress of scientific and technological digital product is rapidly, the generation of intelligent artifact with oneself, for example: MP3, the use of panel computer, smart mobile phone, people have had bigger demand for the browsing mode of data such as video, audio frequency, text.Therefore, industry has the people to design the glasses that the data that can receiving terminal send and the data that terminal is sent show, greatly facilitates people for the demand of browsing data.
But, the existing glasses that can receive data and show generally are which kind of data of terminal transmission are to glasses, glasses then directly show this kind data, because the transparency of this transfer of data, cause easily relating to privacy data when transmitting, can not guarantee this data transmission safety, thereby cause potential safety hazards such as privacy leakage easily.
Summary of the invention
The present invention is intended to solve the unsafe problem of transfer of data in the prior art.
Main purpose of the present invention is to provide a kind of conversion equipment.
Another object of the present invention is to provide a kind of display system.
For achieving the above object, technical scheme of the present invention specifically is achieved in that
One aspect of the present invention provides a kind of conversion equipment, comprising: first transport module, security module and second transport module; Described first transport module is used for establishing a communications link, and after establishing a communications link, receives first enciphered message; Described security module is used for after described first transport module receives first enciphered message, described first enciphered message is sent to second transport module carries out outer sending out.
In addition, described security module is after described first transport module receives first enciphered message, judge whether described first enciphered message is that the information of presetting form is encrypted the information that obtains, if the information of default form is encrypted the information that obtains, then described first enciphered message is sent to second transport module and carries out outer sending out.
In addition, described second transport module of described conversion equipment also receives second enciphered data, and described second enciphered data is sent to security module, described security module is sent to described first transport module with described second enciphered data and carries out outer sending out after receiving described second enciphered data.
In addition, described security module is also signed to described first enciphered message at least, obtains first signed data, and described first signed data is sent to described second transport module carries out outer sending out.
In addition, described second transport module of described conversion equipment also receives second signed data, and described second signed data is sent to security module when receiving second enciphered data; Described security module is after receiving described second enciphered data and described second signed data, carry out one of following operation: described security module is verified described second signed data, and after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out; Perhaps described security module is decrypted described second enciphered data, obtain described second decryption information, and after obtaining described second decryption information, described second signed data is verified, and after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out.
In addition, described first transport module carries out one of in the following way transfer of data: audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means; Described second transport module carries out one of in the following way transfer of data: audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
One aspect of the present invention provides a kind of display system, comprises glasses and above-mentioned conversion equipment; Described glasses comprise the glasses body, are arranged on display module, safety chip and communication module on the glasses body; Described communication module is used for establishing a communications link with second transport module of described conversion equipment, and after establishing a communications link, receives described first enciphered message; Described safety chip is used for after described communication module receives described first enciphered message described first enciphered message being decrypted, and obtains the information of the described first enciphered message corresponding preset form; Described safety chip also is used for sending idsplay order to described display module after the information that obtains the described first enciphered message corresponding preset form; Described display module receives described idsplay order, shows according to the information of described idsplay order and the described first enciphered message corresponding preset form.
In addition, described safety chip also is used for receiving the input instruction, generates according to described input instruction and treats the described output information for the treatment of to be encrypted output information, obtains described second enciphered data; Described communication module also is used for after described safety chip obtains described second enciphered data described second enciphered data being carried out outer sending out.
In addition, described communication module also receives described first signed data when receiving described first enciphered message; Described safety chip is used for after described communication module receives described first signed data, described safety chip is verified described first signed data, and after described first signed data of checking passes through, described first enciphered message is decrypted, obtains the information of the described first enciphered message corresponding preset form.
In addition, described safety chip also is used at least the described output information for the treatment of being signed after output information is treated in generation, obtains second signed data; Perhaps described safety chip also is used at least described second enciphered data being signed, and obtains second signed data; Described communication module also is used for after described safety chip obtains described second signed data described second signed data being carried out outer sending out.
In addition, on the described glasses body button is set also, described safety chip receives the input instruction by described button.
In addition, described communication module one of is in the following way carried out transfer of data with described second transport module: audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
Display system also comprises: terminal; Described terminal and described first transport module connect, and first enciphered message are sent to first transport module of described conversion equipment.
In addition, described terminal also receives described second enciphered data that described first transport module transmission comes.
The present invention provides a kind of conversion equipment on the other hand, comprising: first transport module, security module and second transport module; Described first transport module is used for establishing a communications link, and after establishing a communications link, receives first enciphered message; Described security module is used for after described first transport module receives first enciphered message, described first enciphered message is decrypted acquisition first decryption information, and described first decryption information is converted to first transitional information of default form, described first transitional information is encrypted obtains first and encrypt translation data, and will described first encrypt translation data and be sent to second transport module and carry out outer.
In addition, described security module is after described first transport module receives first enciphered message, judge whether described first enciphered message is that the information of presetting form is encrypted the information that obtains, be encrypted the information that obtains if not the information to default form, then described first enciphered message is decrypted and obtains first decryption information, and described first decryption information is converted to first transitional information of default form, described first transitional information is encrypted obtains first and encrypt translation data, and will described first encrypt translation data and be sent to second transport module and carry out outer.
In addition, described second transport module of described conversion equipment also receives second enciphered data, and described second enciphered data is sent to security module, described security module is sent to described first transport module with described second enciphered data and carries out outer sending out after receiving described second enciphered data.
In addition, described security module is also encrypted translation data to described first at least and is signed, and obtains first signed data, and will described first signed data be sent to described second transport module and carries out outer; Perhaps described security module is also signed to described first transitional information at least, obtains first signed data, and described first signed data is sent to described second transport module carries out outer sending out.
In addition, described second transport module of described conversion equipment also receives second signed data, and described second signed data is sent to security module when receiving second enciphered data; Described security module is after receiving described second enciphered data and described second signed data, carry out one of following operation: described security module is verified described second signed data, and after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out; Perhaps described security module is decrypted described second enciphered data, obtain described second decryption information, and after obtaining described second decryption information, described second signed data is verified, after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out.
In addition, described first transport module carries out one of in the following way transfer of data: audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means; Described second transport module carries out one of in the following way transfer of data: audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
The present invention provides a kind of display system on the other hand, comprises glasses and above-mentioned conversion equipment; Described glasses comprise the glasses body, are arranged on display module, safety chip and communication module on the glasses body; Described communication module is used for establishing a communications link with second transport module of described conversion equipment, and after establishing a communications link, receives described first and encrypt translation data; Described safety chip is used for encrypting translation data to described first and being decrypted after described communication module receives the described first encryption translation data, obtains described first transitional information; Described safety chip also is used for sending idsplay order to described display module after obtaining described first transitional information; Described display module receives described idsplay order, shows according to described idsplay order and described first transitional information.
In addition, described safety chip also is used for receiving the input instruction, generates according to described input instruction and treats the described output information for the treatment of to be encrypted output information, obtains described second enciphered data; Described communication module also is used for after described safety chip obtains described second enciphered data described second enciphered data being carried out outer sending out.
In addition, when described communication module is encrypted translation data in reception described first, also receive first signed data; Described safety chip is used for after described communication module receives described first signed data, carry out one of following operation: described safety chip is verified described first signed data, after described first signed data of checking passes through, encrypt translation data to described first and be decrypted, obtain described first transitional information; Perhaps described safety chip is decrypted the described first encryption translation data, obtain described first transitional information, and after obtaining described first transitional information, described first signed data is verified, after described first signed data of checking passes through, send idsplay order to described display module.
In addition, described safety chip also is used at least the described output information for the treatment of being signed after output information is treated in generation, obtains second signed data; Perhaps described safety chip also is used at least described second enciphered data being signed, and obtains second signed data; Described communication module also is used for after described safety chip obtains described second signed data described second signed data being carried out outer sending out.
In addition, on the described glasses body button is set also, described safety chip receives the input instruction by described button.
In addition, described communication module one of is in the following way carried out transfer of data with described second transport module: audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
In addition, display system also comprises: terminal; Described terminal and described first transport module connect, and first enciphered message are sent to first transport module of described conversion equipment.
In addition, described terminal also receives described second enciphered data that described first transport module transmission comes.
As seen from the above technical solution provided by the invention, the invention provides a kind of conversion equipment and display system, because data are encrypted in the process of transmission, guaranteed this safety of data transmission;
In addition, glasses of the present invention are decrypted the enciphered data that conversion equipment sends by safety chip in this locality, further guarantee safety of data transmission, farthest prevent hacker's long-range attack, sent to the hidden danger of glasses generation after having stopped to adopt other decryption devices to decipher again;
In addition, the information of glasses output is carried out outer sending out owing to encrypted the back by the safety chip of glasses by communication module, can guarantee the fail safe of the data of glasses output;
In addition, because the data of the transmission of conversion equipment can be signed, glasses are verified signature, the data that glasses send also can be signed, conversion equipment is verified, has guaranteed the authenticity of conversion equipment and glasses both sides identity, has further improved safety of data transmission.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawings according to these accompanying drawings.
The structural representation of the display system that Fig. 1 provides for the embodiment of the invention 1.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on embodiments of the invention, those of ordinary skills belong to protection scope of the present invention not making the every other embodiment that obtains under the creative work prerequisite.
In description of the invention, it will be appreciated that, term " " center "; " vertically "; " laterally "; " on "; D score; " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", close the orientation of indications such as " outward " or position is based on orientation shown in the drawings or position relation, only be that the present invention for convenience of description and simplification are described, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or quantity or position.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.
Below in conjunction with accompanying drawing the embodiment of the invention is described in further detail.
Embodiment 1
The structural representation of the display system that Fig. 1 provides for the embodiment of the invention 1, referring to Fig. 1, display system of the present invention comprises: conversion equipment 10 and glasses 20; In addition, display system of the present invention can also comprise: terminal 30, terminal 30 can be equipment such as following any apparatus: MP3, smart mobile phone, panel computer, notebook computer, PC, USB flash disk or remote server.Certainly, conversion equipment 10 of the present invention can also be as an independent equipment, different interfaces is set, and for example: conversion equipment 10 comprises interfaces such as IC-card slot, SD card slot or card reader, can read the encrypt file of storing in the equipment by the interface connection such as IC-card, SD card.
Wherein:
Wherein: first transport module 101 can connect in the following way:
Wire transmission mode: audio frequency transmission means, USB transmission means or serial ports transmission means etc.;
Wireless transmission method: NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means etc.
Adopt Wireless transmission mode can reduce the setting of interface, reduce the volume of conversion equipment 10, more convenient to use and carry.
Wherein: second transport module 103 can connect in the following way:
Wire transmission mode: audio frequency transmission means, USB transmission means or serial ports transmission means etc.;
Wireless transmission method: NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means etc.
Adopt Wireless transmission mode can reduce the setting of interface, reduce the volume of conversion equipment 10, more convenient to use and carry.
Concrete, communication module 203 can connect in the following way:
Wire transmission mode: audio frequency transmission means, USB transmission means or serial ports transmission means etc.;
Wireless transmission method: NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means etc.
Adopt Wireless transmission mode can reduce the setting of interface, reduce the volume of glasses 20, more convenient to use and carry.
First transport module 101 of conversion equipment 10 connects with the transmission means of terminal 30 by coupling, thus the information that can receiving terminal 30 sends; Second transport module 103 of conversion equipment 10 connects with the transmission means of the communication module 203 of glasses 20 by coupling, thereby the information that the terminal 30 after handling can be sent is sent to glasses 20.
First transport module 101 is used for establishing a communications link, and after establishing a communications link, receives first enciphered message; Concrete, after terminal 30 and first transport module 101 connect, the ciphertext of information is sent to first transport module 101 in order to carry out subsequent treatment.
This shows that data are encrypted in the process of transmission, guaranteed this safety of data transmission.
Concrete, security module 102 is after first transport module 101 receives first enciphered message, judge whether first enciphered message is that the information of presetting form is encrypted the information that obtains, if the information of default form is encrypted the information that obtains, then first enciphered message is sent to second transport module 103 and carries out outer sending out.
Wherein, security module 102 is judging whether first enciphered message is when the information of presetting form is encrypted the information that obtains, can judge in the following way: in first enciphered message, carry identification information, it is the sign that the information to which kind of form is encrypted that this identification information identifies first enciphered message, after security module 102 received first enciphered message, identification information judgment first enciphered message of carrying according to first enciphered message was the encryption that the information of which kind of form is carried out.In the present embodiment, first enciphered message is that the information of presetting form is encrypted, and therefore, security module 102 directly is sent to first enciphered message second transport module 106 and carries out outer sending out; Be the data of the form of glasses 20 supports with the data that guarantee conversion equipment 10 outputs, thereby guarantee the correct processing of 20 pairs of data of glasses.
What deserves to be explained is: the default form that glasses 20 of the present invention are supported can be the highest code/decode format of encoding-decoding efficiency, and for example: the default form of the document that glasses 20 are supported is: the TXT form; The default form of the picture that glasses 20 are supported is: ESC form etc., can also support that certainly dissimilar (for example: audio format, video format) the highest code/decode format of encoding-decoding efficiency is not enumerated one by one at this.Default form adopts the highest code/decode format of encoding-decoding efficiency can improve the speed that 20 pairs of data of glasses are handled.
Certainly, in the present embodiment, the enciphering and deciphering algorithm of the encryption first information that terminal 30 adopts is identical with the enciphering and deciphering algorithm of glasses 20, just can guarantee the correct processing of data.
Thus, in order to mate with conversion equipment 10, first enciphered message is sent to second transport module 103 when sending out outside carrying out at conversion equipment 10, the communication module 203 of these glasses 20 is used for establishing a communications link with second transport module 103 of conversion equipment, and after establishing a communications link, receive this first enciphered message;
This shows, glasses 20 of the present invention are decrypted by the enciphered data that 202 pairs of conversion equipments 10 of safety chip send in this locality, further guarantee safety of data transmission, farthest prevent hacker's long-range attack, sent to the hidden danger that glasses 20 produce again after having stopped to adopt other decryption devices to decipher.
In addition, in order to guarantee the safety of the data that glasses 20 are exported, the safety chip 202 of glasses 20 also is used for reception input instruction, treats output information according to importing the instruction generation, will treat that output information is encrypted, and obtains second enciphered data; Communication module 203 also is used for after safety chip 202 obtains second enciphered data second enciphered data being carried out outer sending out.This shows that the information of glasses 20 outputs is carried out outer sending out owing to encrypted the back by the safety chip 202 of glasses 20 by communication module 203, can guarantee the fail safe of the data of glasses 20 outputs.
At this moment, second transport module 103 of conversion equipment 10 also receives this second enciphered data, and second enciphered data is sent to security module 102, security module 102 is sent to first transport module 101 with second enciphered data and carries out outer sending out after receiving second enciphered data.Because the ciphertext of transmission data between terminal 30 and the conversion equipment 10, and terminal 30 is identical with the enciphering and deciphering algorithm that glasses 20 adopt, therefore, conversion equipment 10 can directly be sent to second enciphered data first transport module 101 and carry out outer sending out, and terminal 30 receives second enciphered data that 101 transmission of first transport module come.
Because the information that glasses 10 send is encrypted, and directly transfers to terminal 30, can guarantee the safety of data transmission of glasses 20 outputs.
For the further authenticity that improves safety of data transmission, guarantees conversion equipment 10 identity, conversion equipment 10 can also be signed to the data of transmission, glasses 20 can also be verified the signature of conversion equipment 10, specifically can carry out authentication in the following way:
The security module 102 of conversion equipment 10 is signed to first enciphered message at least, obtains first signed data, and first signed data is sent to second transport module 103 carries out outer sending out;
The communication module 203 of glasses 20 also receives first signed data when receiving first enciphered message; Safety chip 202 is used for after communication module 203 receives first signed data, first signed data is verified, and after checking first signed data passes through, first enciphered message is decrypted, obtain the information of the first enciphered message corresponding preset form.
By ciphered data directly being signed and verifying, reduce the checking link, improve data processing speed, and, only after certifying signature passes through, just ciphered data is decrypted, otherwise, certifying signature does not pass through, and then will not be decrypted ciphered data, to guarantee the fail safe of data.
For the further authenticity that improves safety of data transmission, guarantees glasses 20 identity, glasses 20 can also be signed to the data of transmission, conversion equipment 10 can also verify the signature of conversion equipment 20, one of specifically can be in the following way carries out authentication:
(1) safety chip 202 of glasses 20 can be treated output information and sign after output information be treated in generation at least, obtains second signed data; Communication module 203 also is used for after safety chip 202 obtains second signed data second signed data being carried out outer sending out;
At this moment, second transport module 103 of conversion equipment 10 also receives second signed data, and second signed data is sent to security module 102 when receiving second enciphered data; Security module 102 is after receiving second enciphered data and second signed data, second enciphered data is decrypted, obtain second decryption information, and after obtaining second decryption information, second signed data is verified, and after checking second signed data passes through, second enciphered data is sent to first transport module carries out outer sending out;
Owing to transmit by the ciphertext of data between terminal 30 and the conversion equipment 10, therefore, the security module 102 of conversion equipment 10 directly is sent to first transport module 101 with second enciphered data and carries out outer sending out, in order to transfer to terminal 30 after checking second signed data passes through.
(2) safety chip 202 of glasses 20 can be signed to second enciphered data at least, obtains second signed data; Communication module 203 also is used for after safety chip 202 obtains second signed data second signed data being carried out outer sending out;
At this moment, second transport module 103 of conversion equipment 10 also receives second signed data, and second signed data is sent to security module 102 when receiving second enciphered data; Security module 102 is verified second signed data after receiving second enciphered data and second signed data, and after checking second signed data passes through, second enciphered data is sent to described first transport module carries out outer sending out;
Owing to transmit by the ciphertext of data between terminal 30 and the conversion equipment 10, therefore, the security module 102 of conversion equipment 10 directly is sent to first transport module 101 with second enciphered data and carries out outer sending out, in order to transfer to terminal 30.
Certainly, on glasses 20 bodies button can also be set, at this moment, safety chip 202 receives the input instruction by this button.For example: display module 201 displaying contents are " whether confirming demonstration information ", and the user can press this button and send the affirmation instruction, can show in order to inform glasses 20 and/or conversion equipment 10.Affirmation by hardware prevents the demonstration problem that software is held as a hostage and is produced.
On glasses 20 bodies loud speaker can also be set, when the transmission of audio data, loud speaker can carry out sounding according to the information that safety chip 202 obtains, and guarantees that the user normally uses.
Certainly, the function that each module among the present invention is carried out can be integrated on the chip, for example: the communication module 203 of glasses 20 and safety chip 202 are integrated on the chip, and each module is integrated on the chip, save the space, reduced the volume of glasses 20; Also the function that safety chip 202 is carried out can be split into some modules and carry out correlation function, for example: submodules such as encryption and decryption module, signature blocks, a chip is split some submodules, can improve processing speed; First transport module 101 of conversion equipment, security module 102, second transport module 103 are integrated on the chip, and each module is integrated on the chip, have saved the space, reduce the volume of conversion equipment 10; Also the function that security module 102 is carried out can be split into some modules and carry out correlation function, for example: submodules such as encryption and decryption module, signature blocks, a chip is split some submodules, can improve processing speed.As long as reached the effect of the present invention's record, realized purpose of the present invention, no matter which kind of module assignment mode conversion equipment 10 and glasses 20 have adopted, and all should belong to the scope of protection of the invention.
Embodiment 2
Present embodiment is the improvement of carrying out on the basis of embodiment 1, the structure of this display system is identical with embodiment 1, do not repeat them here, the difference of present embodiment and embodiment 1 only is: first enciphered message that terminal 30 sends transfers to glasses 20 in conversion equipment 10 deciphering and after carrying out handling.
First enciphered message that first transport module 101 will receive is sent to security module 102,102 pairs of these first enciphered messages of security module are decrypted and obtain first decryption information, and first decryption information is converted to first transitional information of default form, and this first transitional information is encrypted obtains first and encrypt translation data, and encrypt translation data with first and be sent to second transport module 103 and carry out outer sending out.
This shows that data are converted device and encrypt in the process of transmission, guaranteed this safety of data transmission.
Concrete, security module 102 is after first transport module 101 receives first enciphered message, judge whether first enciphered message is that the information of presetting form is encrypted the information that obtains, be encrypted the information that obtains if not the information to default form, then first enciphered message is decrypted and obtains first decryption information, and first decryption information is converted to first transitional information of default form, first transitional information is encrypted obtains first and encrypt translation data, and encrypt translation data with first and be sent to second transport module 103 and carry out outer sending out.
Wherein, security module 102 is judging whether first enciphered message is when the information of presetting form is encrypted the information that obtains, can judge in the following way: in first enciphered message, carry identification information, it is the sign that the information to which kind of form is encrypted that this identification information identifies first enciphered message, after security module 102 received first enciphered message, identification information judgment first enciphered message of carrying according to first enciphered message was the encryption that the information of which kind of form is carried out.In the present embodiment, first enciphered message is not that the information of presetting form is encrypted, therefore, security module 102 is decrypted first enciphered message and obtains first decryption information, and first decryption information is converted to first transitional information of default form, first transitional information is encrypted obtains first and encrypt translation data, and encrypt translation data with first and be sent to second transport module 103 and carry out outer sending out; Be the data of the form of glasses 20 supports with the data that guarantee conversion equipment 10 outputs, thereby guarantee the correct processing of 20 pairs of data of glasses.
Certainly, in the present embodiment, the enciphering and deciphering algorithm of the encryption first information that terminal 30 adopts can be identical with the enciphering and deciphering algorithm of glasses 20, also can be different, but the enciphering and deciphering algorithm that conversion equipment 10 adopts is identical with the enciphering and deciphering algorithm that glasses 20 adopt.
In addition, what conversion equipment 10 sent terminal 30 in the present embodiment is not that the original text of first enciphered message of default form is changed, the information that is converted to default form is in order to mate with the glasses 20 of supporting default form, so that glasses can correctly show this information.
What deserves to be explained is: the default form that glasses 20 of the present invention are supported can be the highest code/decode format of encoding-decoding efficiency, and for example: the default form of the document that glasses 20 are supported is: the TXT form; The default form of the picture that glasses 20 are supported is: ESC form etc., can also support that certainly dissimilar (for example: audio format, video format) the highest code/decode format of encoding-decoding efficiency is not enumerated one by one at this.Default form adopts the highest code/decode format of encoding-decoding efficiency can improve the speed that 20 pairs of data of glasses are handled.
Thus, in order to mate with conversion equipment 10, encrypt translation data at conversion equipment 10 with first and be sent to second transport module 103 when carrying out outer, the communication module 203 of these glasses 20 is used for establishing a communications link with second transport module 103 of conversion equipment, and after establishing a communications link, receive this first encryption translation data;
This shows, glasses 20 of the present invention are decrypted by the enciphered data that 202 pairs of conversion equipments 10 of safety chip send in this locality, further guarantee safety of data transmission, farthest prevent hacker's long-range attack, sent to the hidden danger that glasses 20 produce again after having stopped to adopt other decryption devices to decipher.
In addition, in order to guarantee the safety of the data that glasses 20 are exported, the safety chip 202 of glasses 20 also is used for reception input instruction, treats output information according to importing the instruction generation, will treat that output information is encrypted, and obtains second enciphered data; Communication module 203 also is used for after safety chip 202 obtains second enciphered data second enciphered data being carried out outer sending out.This shows that the information of glasses 20 outputs is carried out outer sending out owing to encrypted the back by the safety chip 202 of glasses 20 by communication module 203, can guarantee the fail safe of the data of glasses 20 outputs.
At this moment, second transport module 103 of conversion equipment 10 also receives this second enciphered data, and second enciphered data is sent to security module 102, security module 102 is after receiving second enciphered data, second enciphered data is sent to first transport module 101 carries out outer sending out, terminal 30 receives second enciphered data that 101 transmission of first transport module come.In the present embodiment, glasses 20 are identical with the enciphering and deciphering algorithm of terminal 30, and therefore, second enciphered data that modular converter 10 can directly send the glasses 20 that receive directly transfers to terminal 30.
For the further authenticity that improves safety of data transmission, guarantees conversion equipment 10 identity, conversion equipment 10 can also be signed to the data of transmission, glasses 20 can also verify the signature of conversion equipment 10, one of specifically can be in the following way carry out authentication:
(1) security module 102 can also be encrypted translation data to first and be signed, and obtains first signed data, and first signed data is sent to second transport module 103 carries out outer sending out;
The communication module 203 of glasses 20 also receives first signed data when receiving the first encryption translation data; Safety chip 202 is used for after communication module 203 receives first signed data first signed data being verified, and after checking first signed data passes through, encrypts translation data to first and be decrypted, and obtains first transitional information.
By ciphered data directly being signed and verifying, reduce the checking link, improve data processing speed, and, only after certifying signature passes through, just ciphered data is decrypted, otherwise, certifying signature does not pass through, and then will not be decrypted ciphered data, to guarantee the fail safe of data.
(2) security module 102 can also be signed to first transitional information, obtains first signed data, and first signed data is sent to second transport module 103 carries out outer sending out;
The communication module 203 of glasses 20 also receives first signed data when receiving the first encryption translation data; Safety chip 202 is used for after communication module 203 receives first signed data, encrypting translation data to first is decrypted, obtain first transitional information, and after obtaining first transitional information, first signed data is verified, after checking first signed data passes through, send idsplay order to display module.
Obtain the information of deciphering by the data of enabling decryption of encrypted, information according to deciphering is verified first signed data, improved the correctness of checking, even if ciphered data and signature are distorted simultaneously, also can verify out, thus the authenticity of assurance safety of data transmission and conversion equipment 10 identity.
For the further authenticity that improves safety of data transmission, guarantees glasses 20 identity, glasses 20 can also be signed to the data of transmission, conversion equipment 10 can also verify the signature of conversion equipment 20, one of specifically can be in the following way carries out authentication:
(1) safety chip 202 of glasses 20 can be treated output information and sign after output information be treated in generation at least, obtains second signed data; Communication module 203 also is used for after safety chip 202 obtains second signed data second signed data being carried out outer sending out;
At this moment, second transport module 103 of conversion equipment 10 also receives second signed data, and second signed data is sent to security module 102 when receiving second enciphered data; Security module 102 is after receiving second enciphered data and second signed data, second enciphered data is decrypted, obtain second decryption information, and after obtaining second decryption information, second signed data is verified, and after checking second signed data passes through, second enciphered data is sent to first transport module carries out outer sending out;
Owing to transmit by the ciphertext of data between terminal 30 and the conversion equipment 10, therefore, the security module 102 of conversion equipment 10 directly is sent to first transport module 101 with second enciphered data and carries out outer sending out, in order to transfer to terminal 30 after checking second signed data passes through.
(2) safety chip 202 of glasses 20 can be signed to second enciphered data at least, obtains second signed data; Communication module 203 also is used for after safety chip 202 obtains second signed data second signed data being carried out outer sending out;
At this moment, second transport module 103 of conversion equipment 10 also receives second signed data, and second signed data is sent to security module 102 when receiving second enciphered data; Security module 102 is verified second signed data after receiving second enciphered data and second signed data, and after checking second signed data passes through, second enciphered data is sent to described first transport module carries out outer sending out;
Owing to transmit by the ciphertext of data between terminal 30 and the conversion equipment 10, therefore, the security module 102 of conversion equipment 10 directly is sent to first transport module 101 with second enciphered data and carries out outer sending out, in order to transfer to terminal 30.
Certainly, on glasses 20 bodies button can also be set, this is identical with embodiment 1, does not repeat them here.On glasses 20 bodies loud speaker can also be set, this is also identical with embodiment 1, does not repeat them here.
Certainly, the function that each module among the present invention is carried out can be integrated on the chip, for example: the communication module 203 of glasses 20 and safety chip 202 are integrated on the chip, and each module is integrated on the chip, save the space, reduced the volume of glasses 20; Also the function that safety chip 202 is carried out can be split into some modules and carry out correlation function, for example: submodules such as encryption and decryption module, signature blocks, a chip is split some submodules, can improve processing speed; First transport module 101 of conversion equipment, security module 102, second transport module 103 are integrated on the chip, and each module is integrated on the chip, have saved the space, reduce the volume of conversion equipment 10; Also the function that security module 102 is carried out can be split into some modules and carry out correlation function, for example: submodules such as encryption and decryption module, signature blocks, a chip is split some submodules, can improve processing speed.As long as reached the effect of the present invention's record, realized purpose of the present invention, no matter which kind of module assignment mode conversion equipment 10 and glasses 20 have adopted, and all should belong to the scope of protection of the invention.
Describe and to be understood that in the flow chart or in this any process of otherwise describing or method, expression comprises module, fragment or the part of code of the executable instruction of the step that one or more is used to realize specific logical function or process, and the scope of preferred implementation of the present invention comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by opposite order, carry out function, this should be understood by the embodiments of the invention person of ordinary skill in the field.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, a plurality of steps or method can realize with being stored in the memory and by software or firmware that suitable instruction execution system is carried out.For example, if realize with hardware, the same in another embodiment, in the available following technology well known in the art each or their combination realize: have for the discrete logic of data-signal being realized the logic gates of logic function, application-specific integrated circuit (ASIC) with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that and realize that all or part of step that above-described embodiment method is carried is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, this program comprises one of step or its combination of method embodiment when carrying out.
In addition, each functional unit in each embodiment of the present invention can be integrated in the processing module, also can be that the independent physics in each unit exists, and also can be integrated in the module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, also can adopt the form of software function module to realize.If described integrated module realizes with the form of software function module and during as independently production marketing or use, also can be stored in the computer read/write memory medium.
The above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment under the situation that does not break away from principle of the present invention and aim within the scope of the invention, modification, replacement and modification.Scope of the present invention is by claims and be equal to and limit.
Claims (28)
1. a conversion equipment is characterized in that, comprising: first transport module, security module and second transport module;
Described first transport module is used for establishing a communications link, and after establishing a communications link, receives first enciphered message;
Described security module is used for after described first transport module receives first enciphered message, described first enciphered message is sent to second transport module carries out outer sending out.
2. conversion equipment according to claim 1, it is characterized in that, described security module is after described first transport module receives first enciphered message, judge whether described first enciphered message is that the information of presetting form is encrypted the information that obtains, if the information of default form is encrypted the information that obtains, then described first enciphered message is sent to second transport module and carries out outer sending out.
3. conversion equipment according to claim 1 and 2 is characterized in that,
Described second transport module of described conversion equipment also receives second enciphered data, and described second enciphered data is sent to security module, described security module is sent to described first transport module with described second enciphered data and carries out outer sending out after receiving described second enciphered data.
4. according to each described conversion equipment of claim 1 to 3, it is characterized in that,
Described security module is also signed to described first enciphered message at least, obtains first signed data, and described first signed data is sent to described second transport module carries out outer sending out.
5. conversion equipment according to claim 3 is characterized in that,
Described second transport module of described conversion equipment also receives second signed data, and described second signed data is sent to security module when receiving second enciphered data;
Described security module is carried out one of following operation after receiving described second enciphered data and described second signed data:
Described security module is verified described second signed data, and after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out; Perhaps
Described security module is decrypted described second enciphered data, obtain described second decryption information, and after obtaining described second decryption information, described second signed data is verified, and after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out.
6. according to each described conversion equipment of claim 1 to 5, it is characterized in that,
Described first transport module carries out one of in the following way transfer of data:
Audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means;
Described second transport module carries out one of in the following way transfer of data:
Audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
7. a display system is characterized in that, comprises glasses and aforesaid right requirement 1 to 6 each described conversion equipment;
Described glasses comprise the glasses body, are arranged on display module, safety chip and communication module on the glasses body;
Described communication module is used for establishing a communications link with second transport module of described conversion equipment, and after establishing a communications link, receives described first enciphered message;
Described safety chip is used for after described communication module receives described first enciphered message described first enciphered message being decrypted, and obtains the information of the described first enciphered message corresponding preset form;
Described safety chip also is used for sending idsplay order to described display module after the information that obtains the described first enciphered message corresponding preset form;
Described display module receives described idsplay order, shows according to the information of described idsplay order and the described first enciphered message corresponding preset form.
8. system according to claim 7 is characterized in that,
Described safety chip also is used for receiving the input instruction, generates according to described input instruction and treats the described output information for the treatment of to be encrypted output information, obtains described second enciphered data;
Described communication module also is used for after described safety chip obtains described second enciphered data described second enciphered data being carried out outer sending out.
9. according to claim 7 or 8 described systems, it is characterized in that,
Described communication module also receives described first signed data when receiving described first enciphered message;
Described safety chip is used for after described communication module receives described first signed data, described safety chip is verified described first signed data, and after described first signed data of checking passes through, described first enciphered message is decrypted, obtains the information of the described first enciphered message corresponding preset form.
10. system according to claim 8 is characterized in that,
Described safety chip also is used at least the described output information for the treatment of being signed after output information is treated in generation, obtains second signed data; Perhaps described safety chip also is used at least described second enciphered data being signed, and obtains second signed data;
Described communication module also is used for after described safety chip obtains described second signed data described second signed data being carried out outer sending out.
11. according to each described system of claim 7 to 10, it is characterized in that, on the described glasses body button is set also, described safety chip receives the input instruction by described button.
12., it is characterized in that described communication module one of is in the following way carried out transfer of data with described second transport module according to each described system of claim 7 to 11:
Audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
13. according to each described system of claim 7 to 12, it is characterized in that, also comprise: terminal;
Described terminal and described first transport module connect, and first enciphered message are sent to first transport module of described conversion equipment.
14. system according to claim 13 is characterized in that,
Described terminal also receives described second enciphered data that described first transport module transmission comes.
15. a conversion equipment is characterized in that, comprising: first transport module, security module and second transport module;
Described first transport module is used for establishing a communications link, and after establishing a communications link, receives first enciphered message;
Described security module is used for after described first transport module receives first enciphered message, described first enciphered message is decrypted acquisition first decryption information, and described first decryption information is converted to first transitional information of default form, described first transitional information is encrypted obtains first and encrypt translation data, and will described first encrypt translation data and be sent to second transport module and carry out outer.
16. conversion equipment according to claim 15 is characterized in that,
Described security module is after described first transport module receives first enciphered message, judge whether described first enciphered message is that the information of presetting form is encrypted the information that obtains, be encrypted the information that obtains if not the information to default form, then described first enciphered message is decrypted and obtains first decryption information, and described first decryption information is converted to first transitional information of default form, described first transitional information is encrypted obtains first and encrypt translation data, and will described first encrypt translation data and be sent to second transport module and carry out outer.
17. according to claim 15 or 16 described conversion equipments, it is characterized in that,
Described second transport module of described conversion equipment also receives second enciphered data, and described second enciphered data is sent to security module, described security module is sent to described first transport module with described second enciphered data and carries out outer sending out after receiving described second enciphered data.
18. according to each described conversion equipment of claim 15 to 17, it is characterized in that,
Described security module is also encrypted translation data to described first at least and is signed, and obtains first signed data, and will described first signed data be sent to described second transport module and carries out outer; Perhaps
Described security module is also signed to described first transitional information at least, obtains first signed data, and described first signed data is sent to described second transport module carries out outer sending out.
19. conversion equipment according to claim 17 is characterized in that,
Described second transport module of described conversion equipment also receives second signed data, and described second signed data is sent to security module when receiving second enciphered data;
Described security module is carried out one of following operation after receiving described second enciphered data and described second signed data:
Described security module is verified described second signed data, and after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out; Perhaps
Described security module is decrypted described second enciphered data, obtain described second decryption information, and after obtaining described second decryption information, described second signed data is verified, after described second signed data of checking passes through, described second enciphered data is sent to described first transport module carries out outer sending out.
20. according to each described conversion equipment of claim 15 to 19, it is characterized in that,
Described first transport module carries out one of in the following way transfer of data:
Audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means;
Described second transport module carries out one of in the following way transfer of data:
Audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
21. a display system is characterized in that, comprises glasses and aforesaid right requirement 15 to 20 each described conversion equipments;
Described glasses comprise the glasses body, are arranged on display module, safety chip and communication module on the glasses body;
Described communication module is used for establishing a communications link with second transport module of described conversion equipment, and after establishing a communications link, receives described first and encrypt translation data;
Described safety chip is used for encrypting translation data to described first and being decrypted after described communication module receives the described first encryption translation data, obtains described first transitional information;
Described safety chip also is used for sending idsplay order to described display module after obtaining described first transitional information;
Described display module receives described idsplay order, shows according to described idsplay order and described first transitional information.
22. system according to claim 21 is characterized in that,
Described safety chip also is used for receiving the input instruction, generates according to described input instruction and treats the described output information for the treatment of to be encrypted output information, obtains described second enciphered data;
Described communication module also is used for after described safety chip obtains described second enciphered data described second enciphered data being carried out outer sending out.
23. according to claim 21 or 22 described systems, it is characterized in that,
When described communication module is encrypted translation data in reception described first, also receive first signed data;
Described safety chip is used for carrying out one of following operation after described communication module receives described first signed data:
Described safety chip is verified described first signed data, after described first signed data of checking passes through, encrypts translation data to described first and is decrypted, and obtains described first transitional information; Perhaps
Described safety chip is encrypted translation data to described first and is decrypted, obtain described first transitional information, and after obtaining described first transitional information, described first signed data is verified, after described first signed data of checking passes through, send idsplay order to described display module.
24. system according to claim 22 is characterized in that,
Described safety chip also is used at least the described output information for the treatment of being signed after output information is treated in generation, obtains second signed data; Perhaps described safety chip also is used at least described second enciphered data being signed, and obtains second signed data;
Described communication module also is used for after described safety chip obtains described second signed data described second signed data being carried out outer sending out.
25. according to each described system of claim 21 to 24, it is characterized in that, on the described glasses body button is set also, described safety chip receives the input instruction by described button.
26., it is characterized in that described communication module one of is in the following way carried out transfer of data with described second transport module according to each described system of claim 21 to 25:
Audio frequency transmission means, USB transmission means, serial ports transmission means, NFC transmission means, Bluetooth transmission mode, infrared transmission mode, light transmission means, WIFI transmission means, GPRS transmission means, 3G transmission means or GSM transmission means.
27. according to each described system of claim 21 to 26, it is characterized in that, also comprise: terminal;
Described terminal and described first transport module connect, and first enciphered message are sent to first transport module of described conversion equipment.
28. system according to claim 27 is characterized in that,
Described terminal also receives described second enciphered data that described first transport module transmission comes.
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| CN201310153239.8A CN103281181B (en) | 2013-04-27 | 2013-04-27 | Conversion equipment and display system |
| PCT/CN2014/073877 WO2014173216A1 (en) | 2013-04-27 | 2014-03-21 | Conversion device and display system |
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| CN103281181B (en) | 2016-09-14 |
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