WO2014173215A1

WO2014173215A1 - Conversion device and display system

Info

Publication number: WO2014173215A1
Application number: PCT/CN2014/073869
Authority: WO
Inventors: 李东声
Original assignee: 天地融科技股份有限公司
Priority date: 2013-04-27
Filing date: 2014-03-21
Publication date: 2014-10-30
Also published as: CN103281182B; CN103281182A

Abstract

The present invention provides a conversion device and a display system. The conversion device comprises: 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 detection module determines, after the first transmission module receives first information, whether the first information is encrypted information or not; if the first information is not encrypted information, the second detection module determines whether the first information is information in a preset format or not, if yes, the first security module encrypts the first information to obtain first encrypted data and sends the first encrypted data to the second transmission module to be transmitted externally; and if not, the conversion module converts the first information into first conversion information in the preset format, 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 to be transmitted externally.

Description

Conversion device and display system

Technical field

The present invention relates to the field of electronic technologies, and in particular, to a conversion device and a display system. Background technique

With the emergence and development of smart products, such as MP3, tablets, and smartphones, people have more flexible requirements for browsing data such as video, audio, and text. Therefore, some people in the industry have designed glasses that can receive data transmitted by the terminal and display the data sent by the terminal, which greatly facilitates the demand for data browsing.

However, 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. Summary of the invention

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;

If the first information is not 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;

If the first message 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

If 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: after receiving the first information, determine whether the first information is information obtained by encrypting information in a preset format;

If the first message 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; and/or

If the first message is not information obtained by encrypting information in a preset format, 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.

In addition, 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.

In addition, 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.

In addition, 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.

In addition, 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.

In addition, 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.

In addition, 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.

Another aspect of the present invention provides 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 is obtained; The module is further configured to send a display instruction to the display module after obtaining the information of the preset format corresponding to the first information; the display module is configured to receive the The instruction is displayed according to the display instruction and the information of the preset format corresponding to the first information; or the communication module is configured to establish a communication connection with the second transmission module of the conversion device, and establish a communication connection After receiving the second encrypted conversion data, the second security module is configured to decrypt the second encrypted converted data after the communication module receives the second encrypted converted data, to obtain the first The second security module is further configured to send a display instruction to the display module after obtaining the second conversion information; the display module is configured to receive the display instruction, according to the display instruction and the The second conversion information is displayed for display.

In addition, 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.

In addition, the communication module further receives the first signature data when receiving the first encrypted data, and 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. When the data is encrypted and converted, 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 verify After the first signature data is passed, the second encrypted conversion data is decrypted to obtain the second conversion information. In addition, the communication module further receives the first signature data when receiving the first encrypted data, and 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 conversion information, verifying the first signature data; the second security module is further used in the verification After the first signature data is passed, a display instruction is sent to the display module.

In addition, 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.

In addition, 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.

In addition, a button is further disposed on the lens body, and the second security module receives the input command through the button.

In addition, 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.

In addition, 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.

In addition, the terminal further receives the second decryption information or the second encrypted data transmitted by the first transmission module.

It can be seen from the technical solution provided by the above invention that 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;

In addition, 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;

In addition, since 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;

In addition, 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

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention, Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

1 is a schematic structural view of a display system according to an embodiment of the present invention. detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "vertical", "transverse", "upper", "lower", "previous", "rear", "left", "right", " The orientation or positional relationship of the indications of "", "horizon", "top", "bottom", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the present invention and The simplification of the description is not intended to limit or imply that the device or elements referred to have a particular orientation, construction and operation in a particular orientation. Moreover, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or quantity or location.

In the description of the present invention, it should be noted that the terms "installation", "connected", and "connected" are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or connected integrally; can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components. The specific meanings of the above terms in the present invention can be understood in the specific circumstances by those skilled in the art. The embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. 1 is a schematic structural diagram of a display system according to the present invention. Referring to FIG. 1, 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. Of course, the conversion device 10 of the present invention can also be provided as a separate device, and different interfaces are provided. For example, 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.

Its towel:

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;

Wherein: 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.

Wherein: the second transmission module 106 can establish a communication connection by:

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.

Specifically, 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. Since the first information sent by the terminal 30 may be plaintext information or ciphertext information, after the first information is received by the converting apparatus 10, the following processing is performed: 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;

If the first information is not the 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;

If 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

If the first information is not the information of the preset format, 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;

Wohe / or

If the first information is the 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: after receiving the first information, determine whether the first information is information obtained by encrypting information in a preset format;

If 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

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.

It can be seen that the data is encrypted by the conversion device during the transmission process, which ensures the security of the data transmission.

Of course, in the present invention, 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. After receiving the first information, 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. 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.

Of course, if the terminal 30 sends the ciphertext to the conversion device 10, and the format of the original text corresponding to the ciphertext is the format supported 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.

It should be noted that: 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. Of course, it 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.

Thus, in order to match the conversion device 10, the glasses 20 can receive four types of data. For different data, the eyepiece 20 can perform different processing: as follows:

When the first detecting module 102 of the converting device 10 determines that the first information is not the encrypted information, and the second detecting module 103 determines that the first information is the information in the preset format, 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. At this time, 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. When the first detecting module 102 of the converting device 10 determines that the first information is not the encrypted information, and the second detecting module 103 determines that the first information is not the information in the preset format, 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. At this time, 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.

When the first detecting module 102 of the converting device 10 determines that the first information is the encrypted 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.

When the first detecting module 102 of the converting device 10 determines that the first information is the encrypted information, and the second detecting module 103 determines that the first information is not the information obtained by encrypting the information in the preset format, the second detecting module 103 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, and 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. At this time, 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.

It can be seen that, regardless of which of the above four kinds of data is received, 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. In addition, in order to ensure the security of the data output by the glasses 20, 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.

At this time, 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. After receiving the second encrypted data, the first security module 105 may Do one of the following in different situations:

If the first information sent by the terminal 30 to the conversion device 10 is encrypted information, that is, the first information sent by the terminal 30 to the conversion device 10 is plaintext, 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.

If the first information sent by the terminal 30 to the conversion device 10 is encrypted information, that is, the first information sent by the terminal 30 to the conversion device 10 is cipher text, at this time, the second transmission module directly sends the second encrypted data to the first A transmission module 101 performs the outgoing. Of course, 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.

It can be seen that the data output by the glasses 20 can ensure the security of the transmission via the encrypted transmission. In order to further improve the security of the data transmission and ensure the authenticity of the identity of the conversion device 10, 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:

(1) When the first detecting module 102 of the converting device 10 determines that the first information is not the encrypted information, and the second detecting module 103 determines that the first information is the information in the preset format, 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.

(2) When the first detecting module 102 of the converting device 10 determines that the first information is not the encrypted information, and the second detecting module 103 determines that the first information is not the information of the preset format, 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 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.

(3) When the first detecting module 102 of the converting device 10 determines that the first information is encrypted information, the second detecting module

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.

(4) When the first detecting module 102 of the converting device 10 determines that the first information is the encrypted information, and the second detecting module 103 determines that the first information is not the information obtained by encrypting the information in the preset format, the second detecting The 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.

In the above four methods, by directly signing and verifying the encrypted data, 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.

(5) When the first detecting module 102 of the converting device 10 determines that the first information is not the encrypted information, and the second detecting module 103 determines that the first information is the information in the preset format, 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. At this time, 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 .

(6) When the first detecting module 102 of the converting device 10 determines that the first information is not the encrypted information, and the second detecting module 103 determines that the first information is not the information of the preset format, 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.

(7) When the first detecting module 102 of the converting device 10 determines that the first information is encrypted information, the second detecting module

When it is determined that the first information is not the information obtained by encrypting the information in the preset format, 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. Sending the second encrypted conversion data to the second transmission module 106 for outgoing. At this time, 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.

In the above three ways, 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. In order to further improve the security of data transmission and ensure the authenticity of the identity of the glasses 20, 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:

(1) 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;

At this time, 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:

If the terminal 30 and the conversion device 10 transmit the plaintext of the data, 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;

If the terminal 30 communicates with the conversion device 10 via the ciphertext of the data, 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 authenticity of the identity of sex and glasses 20;

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.

(2) 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;

At this time, 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. One:

If the terminal 30 and the conversion device 10 transmit through the plaintext of the data, 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;

If the terminal 30 and the conversion device 10 transmit through the ciphertext of the data, the first security of the conversion device 10 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. Otherwise, if the verification signature fails, the second encrypted data is not decrypted to ensure security; When the terminal 30 and the conversion device 10 transmit the ciphertext, the second encrypted data is only sent out after the verification signature is passed, and the security is also ensured. Of course, the button 20 can also be provided with a button. At this time, the second security module 202 receives an input command through the button. For example, 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. When transmitting audio data, the speaker can perform sound according to the information obtained by the second security module 202 to ensure normal use of the user.

Of course, the functions performed by the various modules in the present invention can be integrated on one chip. For example, 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. Similarly, 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. As long as the effects described in the present invention are achieved, the object of the present invention is achieved, and regardless of the module distribution method employed by the conversion device 10 and the glasses 20, it is within the scope of the present invention. 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. And the scope of the preferred embodiments of the invention includes additional implementations, in which the functions may be performed in a substantially simultaneous manner or in an opposite order depending on the functions involved, in the order shown or discussed. It will be understood by those skilled in the art to which the embodiments of the present invention pertain.

It should be understood that portions of the invention may be implemented in hardware, software, firmware or a combination thereof. In the above In this manner, multiple steps or methods may be implemented in software or firmware stored in a memory and executed by 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.

One of ordinary skill in the art can understand that all or part of the steps carried by the method of implementing the above embodiments can be completed by a program to instruct related hardware, and the program can be stored in a computer readable storage medium. When executed, one or a combination of the steps of the method embodiments is included.

In addition, 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.

In the description of the present specification, 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. In the present specification, the schematic representation of the above terms does not necessarily mean the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, it is understood that the foregoing embodiments are illustrative and not restrictive Variations, modifications, alterations and variations of the above-described embodiments are possible within the scope of the invention. The scope of the invention is defined by the appended claims and their equivalents.

Claims

claims

1. A conversion device, characterized in that it includes: a first transmission module, a first detection module, a second detection module, a conversion module, a first safety module, and a second transmission module;

The first transmission module is used to establish a communication connection, and after the communication connection is established, receive the first information; the first detection module is used to determine the first information after the first transmission module receives the first information. Whether the first information is encrypted information;

If the first information is not encrypted information, the first detection module sends the first information to the second detection module for detection;

The second detection module is configured to determine whether the first information is information in a preset format after receiving the first information;

If the first information is in a preset format, the second detection module sends the first information to the first security module for encryption; the first security module encrypts the first information. Encrypt to obtain the first encrypted data, and send the first encrypted data to the second transmission module for outgoing transmission; and/or if the first information is not information in a preset format, the second detection module The first information is sent to the conversion module for conversion, the conversion module converts the first information into first conversion information in a preset format, and sends the first conversion information to the first conversion module. The security module performs encryption, 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 transmission;

Hekou /or

If the first information is encrypted information, the first detection module sends the first information to the second detection module for detection;

The second detection module is configured to, after receiving the first information, determine whether the first information is information obtained by encrypting information in a preset format;

If the first information is information obtained by encrypting information in a preset format, the second detection module sends the first information to the second transmission module for outgoing transmission; and/or

If the first information is not information obtained by encrypting information in a preset format, the second detection module sends the first information to the first security module for decryption, and the first security module Decrypt the first information to obtain the first decrypted information, and send the first decrypted information to the conversion module for conversion. The conversion module converts the first decrypted information into second conversion information in a preset format, and sends the second conversion information to the first security module for encryption, and the first security module Encrypt the second conversion information to obtain second encrypted conversion data, and send the second encrypted conversion data to the second transmission module for outgoing transmission.

2. The conversion device according to claim 1, characterized in that,

The second transmission module is also used to receive the second encrypted data and perform one of the following operations:

When the first detection module determines that the first information is not encrypted information, the second transmission module sends the second encrypted data to the first security module, and the first security module receives After the second encrypted data, decrypt the second encrypted data to obtain second decrypted information, and send the second decrypted information to the first transmission module for outgoing transmission;

When the first detection module determines that the first information is encrypted information, the second transmission module sends the second encrypted data to the first transmission module for outgoing transmission.

3. The conversion device according to claim 1 or 2, characterized in that,

The first security module is also configured to sign at least the first encrypted data, obtain the first signature data, and send the first signature data to the second transmission module for outgoing transmission; or

The first security module is also configured to sign at least the first encrypted conversion data, obtain the first signature data, and send the first signature data to the second transmission module for outgoing transmission; or

The first security module is also configured to sign at least the first information that is encrypted information, obtain first signature data, and send the first signature data to the second transmission module for outgoing transmission; or

The first security module is also configured to sign at least the second encrypted conversion data, obtain the first signature data, and send the first signature data to the second transmission module for outgoing transmission.

4. The conversion device according to claim 1 or 2, characterized in that,

The first security module is also configured to sign at least the first information that is not encrypted information, obtain first signature data, and send the first signature data to the second transmission module for outgoing transmission; or

The first security module is also configured to sign at least the first conversion information, obtain first signature data, and send the first signature data to the second transmission module for outgoing transmission; or

The first security module is also configured to sign at least the second conversion information, obtain first signature data, and send the first signature data to the second transmission module for outgoing transmission.

5. The conversion device according to claim 2, characterized in that,

When receiving the second encrypted data, the second transmission module also receives second signature data and sends the second signature data to the first security module; when the first security module receives the After verifying the second encrypted data and the second signature data, verify the second signature data, and after verifying that the second signature data passes, perform one of the following operations: When the first detection module determines that the first information is not 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 for outgoing transmission;

When the first detection 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 transmission.

6. The conversion device according to claim 2, characterized in that,

When receiving the second encrypted data, the second transmission module also receives second signature data and sends the second signature data to the first security module; when the first security module receives the After obtaining the second encrypted data and the second signature data, decrypt the second encrypted data to obtain the second decrypted information, and after obtaining the second decrypted information, decrypt the second signature data Perform verification, and after verifying that the second signature data passes, perform one of the following operations:

When the first detection module determines that the first information is not encrypted information, the first security module sends the second decrypted information to the first transmission module for outgoing transmission;

When the first detection module determines that the first information is not encrypted information, the first security module sends the second encrypted information to the first transmission module for outgoing transmission.

7. The conversion device according to any one of claims 1 to 6, characterized in that,

The first transmission module performs data transmission in one of the following ways:

Audio transmission method, USB transmission method, serial port transmission method, NFC transmission method, Bluetooth transmission method, infrared transmission method, optical transmission method, WIFI transmission method, GPRS transmission method, 3G transmission method and GSM transmission method; the second transmission module Data is transferred via one of the following methods:

Audio transmission method, USB transmission method, serial port transmission method, NFC transmission method, Bluetooth transmission method, infrared transmission method, optical transmission method, WIFI transmission method, GPRS transmission method, 3G transmission method and GSM transmission method.

8. A display system, characterized in that it includes glasses and the conversion device according to any one of the above claims 1 to 7;

The glasses include a glasses body, a display module arranged on the glasses body, a second security module and a communication module;

The communication module is used to establish a communication connection with the second transmission module of the conversion device, and after establishing the communication connection, receive the first encrypted data;

The second security module is configured to decrypt the first encrypted data after the communication module receives the first encrypted data, and obtain the first information that is not encrypted information;

The second security module is also configured to send a display instruction to the display module;

The display module is configured to receive the display instruction and display according to the display instruction and the first information that is not encrypted information;

or

The communication module is used to establish a communication connection with the second transmission module of the conversion device, and after establishing the communication connection, receive 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 encrypted conversion data, and obtain the first conversion information;

The second security module is also 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 is displayed;

or

The communication module is used to establish a communication connection with the second transmission module of the conversion device, and after establishing the communication connection, receive the first information which is encrypted information;

The second security module is configured to decrypt the first information that is encrypted information after the communication module receives the first information that is encrypted information, and obtain a preset format corresponding to the first information. Information;

The second security module is also configured to send a display instruction to the display module after obtaining the information in the preset format corresponding to the first information;

The display module is configured to receive the display instruction and display the information in a preset format corresponding to the display instruction and the first information;

or

The communication module is used to establish a communication connection with the second transmission module of the conversion device, and after establishing the communication connection, receive the second encrypted conversion data;

The second security module is configured to decrypt the second encrypted conversion data after the communication module receives the second encrypted conversion data, and obtain the second conversion information;

The second security module is also configured to send a display instruction to the display module after obtaining the second conversion information; the display module is configured to receive the display instruction, according to the display instruction and the second conversion information is displayed.

9. The display system according to claim 8, characterized in that,

The second security module is also configured to receive input instructions, generate information to be output according to the input instructions, encrypt the information to be output, and obtain the second encrypted data; The communication module is also configured to send the second encrypted data out after the second security module obtains the second encrypted data.

10. The display system according to claim 8 or 9, characterized in that,

When receiving the first encrypted data, the communication module also receives the first signature data;

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 passes, verify the first signature data. Decrypt the encrypted data to obtain the first information that is not encrypted information;

or

When the communication module receives the first encryption conversion data, it also receives the first signature data; the second security module is configured to, after the communication module receives the first signature data, Verify the first signature data, and after verifying that the first signature data passes, decrypt the first encrypted conversion data to obtain the first conversion information;

or

When the communication module receives the first information that is encrypted information, it also receives the first signature data; the second security module is configured to, after the communication module receives the first signature data, Verify the first signature data, and after verifying that the first signature data passes, decrypt the first information that is encrypted information, and obtain information in a preset format corresponding to the first information;

or

When the communication module receives the second encrypted conversion data, it also receives the first signature data; the second security module is configured to, after the communication module receives the first signature data, The first signature data is verified, and after the verification of the first signature data passes, the second encrypted conversion data is decrypted to obtain the second conversion information.

11. The display system according to claim 8 or 9, characterized in that,

The second security module is configured to decrypt the first encrypted data after the communication module receives the first signature data, obtain the first information that is not encrypted information, and obtain the first information that is not encrypted information. After obtaining the first information, verify the first signature data;

The second security module is also configured to send a display instruction to the display module after verifying that the first signature data passes; or

When the communication module receives the first encrypted conversion data, it also receives the first signature data; the second security module is configured to, after the communication module receives the first signature data, first encryption Decrypt the converted data to obtain the first conversion information, and after obtaining the first conversion information, verify the first signature data;

When the communication module receives the second encrypted conversion data, it also receives the first signature data; the second security module is configured to, after the communication module receives the first signature data, Decrypt the second encrypted conversion data to obtain the second conversion information, and after obtaining the second conversion information, verify the first signature data;

The second security module is also configured to send a display instruction to the display module after verifying that the first signature data passes.

12. The display system according to claim 9, characterized in that,

The second security module is also configured to, after generating the information to be output, at least sign the information to be output and obtain second signature data;

The communication module is also configured to send the second signature data out after the second security module obtains the second signature data.

13. The display system according to claim 9, characterized in that,

The second security module is also configured to sign at least the second encrypted data to obtain the second signature data; the communication module is also configured to obtain the second signature data after the second security module obtains the second signature data. The second signature data is sent out.

14. The display system according to any one of claims 9-13, wherein the glasses body is further provided with buttons, and the second security module receives the input command through the buttons.

15. The display system according to any one of claims 8 to 14, characterized in that the communication module transmits data with the second transmission module in one of the following ways:

16. The display system according to any one of claims 8 to 15, further comprising: a terminal; the terminal establishes a communication connection with the first transmission module of the conversion device, and after establishing the communication connection, Send the first information to the first transmission module.

17. The display system according to claim 16, characterized in that,

The terminal also receives the second decryption information or the second encrypted data transmitted from the first transmission module.