CN205596352U - A secure communication equipment and secure communication system for conversing terminal - Google Patents
A secure communication equipment and secure communication system for conversing terminal Download PDFInfo
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- CN205596352U CN205596352U CN201620409330.0U CN201620409330U CN205596352U CN 205596352 U CN205596352 U CN 205596352U CN 201620409330 U CN201620409330 U CN 201620409330U CN 205596352 U CN205596352 U CN 205596352U
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Abstract
The utility model discloses a secure communication equipment and secure communication system for conversing terminal relates to information security domain. The secure communication equipment that the terminal was telephoned to being used for wherein includes: a terminal connection module for $facing conversation terminal receiving and dispatching speech signal, a encryption and decryption module for encrypting or deciphering speech signal, and be used for originating node module from user's pronunciation to the user that play pronunciation or receive, wherein, the terminal connection module is connected with encryption and decryption module electricity, and the encryption and decryption module is connected with originating node module electricity. The utility model provides a secure communication equipment can carry out safe speech communication in the various conversation terminals of adaptation to the safety guarantee does not rely on operator, third party service or specific conversation terminal and realizes that commonality and security are better.
Description
Technical field
This utility model relates to information security field, particularly relates to a kind of peace for call terminal
Full communication equipment and safe communication system.
Background technology
In recent years, the moving speech communication equipment such as mobile phone, computer, transmitter receiver is the most extensively applied
In the life of people.But thing followed communication eavesdropping, privacy leakage event also get more and more.
In the epoch tending to overall salary strategy, how to ensure that state secret, army be confidential, business secret
And the individual privacy safety of John Q. Public, it is current problem demanding prompt solution.
At present, the mode of common secure voice communication has two kinds.First kind of way is operator
The cryptographic services that self mobile network encryption or third party are provided, but this mode may be by
The technology or the administrative vulnerability that service in operator or third party and produce risk of divulging a secret.Further,
User can only use the security service that particular operator provides, it is impossible to realizes inter-network, cross-domain close
Words intercommunication.The second way is that mobile phone itself has a communication encryption function, in this case,
User can only buy special safe mobile phone, this kind of mobile phone price general charged is expensive, ease for use is poor,
Upgrade slow, and if mobile phone once infected viral wooden horse, peace greatly will be produced
Full hidden danger.
Utility model content
A purpose of the present utility model is to provide the secure voice communication scheme of a kind of versatility, energy
Enough adaptive various call terminals carry out secure voice communication, and safety guarantee do not rely on operator,
Third party's service or particular call terminal realize, and versatility and safety are more preferable.
First aspect according to this utility model embodiment, it is provided that a kind of peace for call terminal
Full communication equipment, including: for the terminal connecting module of call terminal receiving and transmitting voice signal;
For encryption or the Encryption Decryption module of decrypted voice signal;And for playing voice to user
Or receive the voice call module of user speech;Wherein, terminal connecting module and encrypting and decrypting mould
Block electrically connects, and Encryption Decryption module electrically connects with voice call module.
In one embodiment, during terminal connecting module includes bluetooth module and Audio interface block
At least one.
In one embodiment, equipment also includes: for allotting key and carrying out authentication
Security negotiation module;Wherein, security negotiation module electrically connects with Encryption Decryption module.
In one embodiment, equipment also includes: be used for selecting call mode be unencryped word pattern or
The safety control module of person's encrypted word pattern;Wherein, safety control module and security negotiation module electricity
Connect.
In one embodiment, equipment also includes: for encoding voice signal or decoding
Codec compression module, or/and, for modulatedemodulate voice signal being modulated or demodulating
Mode transfer block;Wherein, codec compression module respectively with voice call module and encrypting and decrypting mould
Block electrically connects;Wherein, modulation /demodulation module respectively with Encryption Decryption module and terminal connecting module
Electrical connection.
In one embodiment, equipment also includes: turn for voice signal is carried out digital-to-analog
The analog-to-digital conversion module changed;Wherein, analog-to-digital conversion module respectively with Encryption Decryption module and terminal
Link block electrically connects.
In one embodiment, equipment also includes: incoming call and de-electrifying prompting module, short message carry
At least one module in awake module, date-time display module and weather display module;Wherein,
Incoming call and de-electrifying prompting module, short message prompting module, date-time display module and weather are aobvious
Show that module electrically connects with terminal connecting module respectively.
In one embodiment, equipment also includes: for display content is switched over control
Display control module;Wherein, incoming call and de-electrifying prompting module, short message prompting module, the date
Time showing module and weather display module electrically connect with display control module respectively.
In one embodiment, the safety communications equipment for call terminal be wearable device or
Person's handheld device.
Second aspect according to this utility model embodiment, it is provided that a kind of safe communication system, bag
Include: aforementioned any one safety communications equipment being used for call terminal and call terminal.
The safety communications equipment for call terminal in this utility model can adaptive various calls
Terminal carries out secure voice communication, and safety guarantee do not rely on operator, third party's service or
Particular call terminal realizes, and versatility and safety are more preferable.
By detailed description to exemplary embodiment of the present utility model referring to the drawings, this
The further feature of utility model and advantage thereof will be made apparent from.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, under
The accompanying drawing used required in embodiment or description of the prior art will be briefly described by face, aobvious and
Easily insight, the accompanying drawing in describing below is only embodiments more of the present utility model, for ability
From the point of view of the those of ordinary skill of territory, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other accompanying drawing.
Fig. 1 is the structure chart of an embodiment of this utility model safe communication system.
Fig. 2 is a this utility model embodiment for the safety communications equipment of call terminal
Structure chart.
Fig. 3 is this utility model another enforcement for the safety communications equipment of call terminal
The structure chart of example.
Fig. 4 is this utility model another enforcement for the safety communications equipment of call terminal
The structure chart of example.
Fig. 5 is this utility model another enforcement for the safety communications equipment of call terminal
The structure chart of example.
Fig. 6 is this utility model further embodiment for the safety communications equipment of call terminal
Structure chart.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, in this utility model embodiment
Technical scheme is clearly and completely described, it is clear that described embodiment is only this practicality
Novel a part of embodiment rather than whole embodiments.Below at least one exemplary reality
The description only actually executing example is illustrative, never as to this utility model and application thereof
Or any restriction used.Based on the embodiment in this utility model, ordinary skill people
The every other embodiment that member is obtained under not making creative work premise, broadly falls into this reality
By novel protected scope.
The safe communication system of one embodiment of this utility model is described below with reference to Fig. 1.
Fig. 1 is the structure chart of an embodiment of this utility model safe communication system.Such as Fig. 1
Shown in, the safe communication system of this embodiment includes: call terminal 10 and for call terminal
Safety communications equipment 20.Call terminal 10 is conversed by independent safety communications equipment 20,
Safety communications equipment 20 can will be transmitted by call terminal 10 after the voice encryption of this end subscriber
To opposite end, or, after call terminal 10 receives the voice of peer user, pass through secure communication
This end subscriber is played to, to ensure call safety after equipment 20 deciphering.Wherein, call terminal 10
Can be such as the equipment that can carry out voice communication such as mobile phone, phone, transmitter receiver, but be not limited to
Examples cited.
Below in conjunction with each embodiment, to the concrete structure of safety communications equipment 20 and worked
Journey is described.
The safety for call terminal of one embodiment of this utility model is described below with reference to Fig. 2
Communication equipment.
Fig. 2 is a this utility model embodiment for the safety communications equipment of call terminal
Structure chart.As in figure 2 it is shown, the safety communications equipment 20 for call terminal of this embodiment includes:
For the terminal connecting module 222 to call terminal 10 receiving and transmitting voice signal, it is used for encrypting or solving
The Encryption Decryption module 224 of cipher tone signal, and for playing voice to user or receiving use
The voice call module 226 of family voice.Wherein, terminal connecting module 222 and encrypting and decrypting mould
Block 224 electrically connects, and Encryption Decryption module 224 electrically connects with voice call module 226.
Wherein, terminal connecting module 222 can be in bluetooth module and Audio interface block extremely
Few one.When for bluetooth module, call terminal 10 and safety communications equipment 20 are by bluetooth side
It is mutual that formula carries out information, and mutual information both can be voice signal, it is also possible to for other kinds of
Signal or information;When for Audio interface block, call terminal 10 and safety communications equipment 20 lead to
Crossing wired mode and carry out information alternately, wherein, the voice signal of Audio interface block transmission is the most permissible
For analog voice signal, it is also possible to for audio digital signals.
Voice call module 226 such as can include mike, speaker, input circuit and defeated
Go out circuit etc..Such as, mike can receive voice signal and be sent to add by input circuit
Close deciphering module 224, speaker can be play Encryption Decryption module 224 and be sent out by output circuit
The voice signal sent.
A kind of work process of the safety communications equipment for call terminal shown in Fig. 2 is as follows.
Safety communications equipment 20 is connected with call terminal 10 by terminal connecting module 222, makes the two energy
Enough carry out information mutual.When this end subscriber is talked, voice call module 226 obtains the language of user
Sound, and voice signal is sent to Encryption Decryption module 224 is encrypted, then by terminal even
Voice signal after encryption is sent to call terminal 10 by connection module 222, and by call terminal 10
Sent by communication network, to send peer user to.When the other side talks, leading to of local terminal
Telephone terminal 10 obtains the voice signal of the other side by communication network, and via terminal connecting module 222
It is sent to Encryption Decryption module 224, if the voice signal of the other side is encryption, encrypting and decrypting mould
Block 224 is deciphered this voice signal and is sent to voice call module 226, voice call module 226
This end subscriber is given by speech play.
Safety communications equipment for call terminal can carry out safe language by adaptive various call terminals
Sound communicates, and safety guarantee does not relies on operator, third party's service or particular call terminal in fact
Existing, versatility and safety are more preferable.Below with reference to Fig. 3, another embodiment of this utility model is described
The safety communications equipment for call terminal.
Fig. 3 is this utility model another embodiment for the safety communications equipment of call terminal
Structure chart.As it is shown on figure 3, the safety communications equipment 20 for call terminal of this embodiment is also
Including: for allotting key and carrying out the security negotiation module 232 of authentication;Wherein, peace
Full negotiation module 232 electrically connects with Encryption Decryption module 224.
Before both call sides is conversed, by security negotiation module 232 certification both call sides
Identity, if certification is passed through, this is consulted by security negotiation module 232 and opposite end verbal system
The voice key of call.After having consulted, security negotiation module 232 is to Encryption Decryption module 224
Issue voice key, in order to Encryption Decryption module 224 uses this voice key in communication process
Voice is encrypted and decrypted.Wherein, a kind of exemplary identity identifying method is, safety
Negotiation module 232 judges whether by checking according to the information content that request authentication is carried,
When the mark comprised in this request is default or during from another safety communications equipment 20,
Then certification is passed through.
By using security negotiation module 232, it is possible to the identity of certification both call sides, and in real time
Consult the key of this call, further increase the safety of call.
According to service needed, safety communications equipment 20 can be given tacit consent to all of call and be safe encryption
Call, it is also possible to select call mode for user.Such as supply by arranging safety control module 234
User selects call mode to be unencryped word pattern or encrypted word pattern.Wherein, safety control module 234
Electrically connect with security negotiation module 232.Safety control module 234 can be such as button, touch
Touch screen etc..By arranging safety control module 234, enhance motility, it is possible to use family root
Voice is encrypted according to needing to decide whether.
The peace for call terminal of another embodiment of this utility model is described below with reference to Fig. 4
Full communication equipment.
Fig. 4 is this utility model another embodiment for the safety communications equipment of call terminal
Structure chart.As shown in Figure 4, the safety communications equipment 20 for call terminal of this embodiment is also
Including in codec compression module 242, modulation /demodulation module 244 and analog-to-digital conversion module 246
One or more.
Wherein, codec compression module 242, for encoding voice signal or decoding, is adjusted
Demodulation module 244 processed is for being modulated voice signal or demodulating, analog-to-digital conversion module 246
For voice signal is carried out digital-to-analog conversion, specifically include and convert digital signals into simulation
Signal and convert analog signals into digital signal.Wherein, codec compression module 242 points
Do not electrically connect with voice call module 226 and Encryption Decryption module 224, modulation /demodulation module
244 electrically connect with Encryption Decryption module 224 and terminal connecting module 222 respectively, analog digital conversion
Module 246 electrically connects with Encryption Decryption module 224 and terminal connecting module 222 respectively.
The work process of the safety communications equipment 20 shown in Fig. 4 such as can be as follows.Voice call
Module 226 obtains the analog voice signal of user's generation and is sent to analog-to-digital conversion module 246,
Its analog voice signal is converted to audio digital signals, encoding and decoding pressure by analog-to-digital conversion module 246
Audio digital signals is compressed coding and is sent to Encryption Decryption module 224 by contracting module 242,
Signal is encrypted by Encryption Decryption module 224, after modulation /demodulation module 244 obtains encryption
Audio digital signals is also modulated into the speech wave signal that can transmit in a mobile network, and terminal connects
Voice signal after modulation is sent to call terminal 10 by module 222, and call terminal 10 passes through
Mobile network sends it to the call terminal of the other side.
Work process when safety communications equipment 20 receives voice is contrary with said process, first by modulating
Speech wave signal is demodulated into audio digital signals by demodulation module 244, then by Encryption Decryption module
224 deciphering, then signal is decoded by codec compression module 242, analog-to-digital conversion module
Decoded audio digital signals is converted to analog voice signal, voice call module 226 by 246
Obtain analog voice signal and play voice to user.
The peace for call terminal of this utility model further embodiment is described below with reference to Fig. 5
Full communication equipment.
Fig. 5 is this utility model further embodiment for the safety communications equipment of call terminal
Structure chart.As it is shown in figure 5, the safety communications equipment 20 for call terminal of this embodiment is also
Show including: incoming call and de-electrifying prompting module 252, short message prompting module 254, date-time
At least one module in module 256 and weather display module 258.Wherein, incoming call and de-electrifying
Prompting module 252, short message prompting module 254, date-time display module 256 and weather are aobvious
Show that module 258 electrically connects with terminal connecting module 222 respectively.Above-mentioned module can pass through terminal
Link block 222 (such as bluetooth module) obtains incoming call that call terminal 10 sends and de-electrifying carries
Wake up, short message prompting, the time, the date, the information such as weather.
Additionally, safety communications equipment 20 can also include: for display content is switched over control
The display control module 250 of system.Display control module 250 can be such as touch screen.Wherein,
Incoming call and de-electrifying prompting module 252, short message prompting module 254, date-time display module
256 and weather display module 258 can electrically connect with display control module 250 respectively, in order to
User carries out the reading of information, processes, the operation such as arranges.When conversing, display controls
Module 250 can also remind user to carry out the switching of unencryped word and encrypted word.
By using above-mentioned modules, extend the merit of the safety communications equipment for call terminal
Can, further increasing the practicality of equipment, the independence making equipment is more preferable.
The peace for call terminal of this utility model further embodiment is described below with reference to Fig. 6
Full communication equipment.
Fig. 6 is this utility model further embodiment for the safety communications equipment of call terminal
Structure chart.As shown in Figure 6, in the safety communications equipment 20 of call terminal, voice
Call module 226 electrically connects with analog-to-digital conversion module 246, and analog-to-digital conversion module 246 solves with compiling
Code compression module 242 electrically connects, codec compression module 242 and Encryption Decryption module 224 electricity
Connecting, Encryption Decryption module 224 electrically connects with modulation /demodulation module 244;Security negotiation module
232 respectively with Encryption Decryption module 224, modulation /demodulation module 244 and safety control module 234
Electrical connection.Modulation /demodulation module 244 electrically connects with terminal connecting module 222, connects and has incoming call
And de-electrifying prompting module 252, short message prompting module 254, date-time display module 256
Electrically connect with terminal connecting module 222 with the display control module 250 of weather display module 258.
Illustrate below in conjunction with Fig. 6 and describe a work of the safety communications equipment 20 for call terminal
Make process.
The call terminal A of user A receives the call that the call terminal B of user B initiates,
The safety communications equipment 20 being connected with call terminal A obtains this communication request.Display screen shows
Answer the content such as confirmation inquiry, call mode switching prompting.The user of call terminal A clicks on really
Recognize Answer Key to confirm to answer this call, and press bright close talk key, trigger safety control module 234
Present talk mode is set as encrypted word pattern.Display screen shows current for encrypted word call mode.
Then, two parties carries out authentication, and arranging key.Security negotiation module 232
The request authentication information sent is modulated after demodulation module 244 is modulated, and passes through terminal
Link block 222 (such as bluetooth module) is sent to call terminal A, call terminal A and leads to
Cross mobile network and be sent to call terminal B.After call terminal B receives information, to call terminal
A sends encrypted word request authentication information.Solicited message is tested by security negotiation module 232
Card.After the equal authentication of both sides is passed through, security negotiation module 232 is consulted close with call terminal B
Key, and send the key after consulting to Encryption Decryption module 224.
Then, two parties can carry out safety call.The voice of user A securely transmit with
The process of family B includes: the mike of voice call module 226 obtains the user of call terminal A
Voice, voice sequentially pass through analog-to-digital conversion module 246, codec compression module 242, encryption
Deciphering module 224, modulation /demodulation module 244, terminal connecting module 222 form the language after encryption
Sound wave signals, speech wave signal is sent to call terminal A by bluetooth module.Call terminal A
Call terminal B is sent the signal to by mobile network.
The voice of user B securely transmits the process of user A and includes: the user of call terminal B
Voice by mobile network send to call terminal A, call terminal A by bluetooth module will
Voice is sent to modulation /demodulation module 244.This voice passes sequentially through modulation /demodulation module 244, adds
After close deciphering module 224, codec compression module 242, analog-to-digital conversion module 246 form deciphering
Analog voice signal, finally by voice call module 226 by analog voice signal by raising one's voice
Device plays to the user of call terminal A.
When preparing to terminate call, the user of call terminal A clicks on the button terminating call, this
End of conversation.
In each embodiment above-mentioned, the safety communications equipment 20 for call terminal can be can
Wearable device, the such as equipment such as wrist-watch, bracelet, it is also possible to for handheld device etc..Thus, energy
User is enough facilitated to carry and use.
In each embodiment above-mentioned, the safety communications equipment 20 for call terminal can also wrap
Include battery and power supply circuits, in order to provide power supply for equipment.As required, it would however also be possible to employ have
Line or radio connection, be that safety communications equipment 20 is powered by other equipment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement made
Deng, within should be included in protection domain of the present utility model.
Claims (10)
1. the safety communications equipment for call terminal, it is characterised in that including:
For the terminal connecting module to call terminal receiving and transmitting voice signal;
For encryption or the Encryption Decryption module of decrypted voice signal;
And
For playing voice to user or receiving the voice call module of user speech;
Wherein, described terminal connecting module electrically connects with described Encryption Decryption module, described encryption
Deciphering module electrically connects with described voice call module.
Equipment the most according to claim 1, it is characterised in that described terminal connecting module
Including at least one in bluetooth module and Audio interface block.
Equipment the most according to claim 1, it is characterised in that also include:
For allotting key and carrying out the security negotiation module of authentication;
Wherein, described security negotiation module electrically connects with described Encryption Decryption module.
Equipment the most according to claim 3, it is characterised in that also include:
For selecting call mode to be unencryped word pattern or the safety control module of encrypted word pattern;
Wherein, described safety control module electrically connects with described security negotiation module.
Equipment the most according to claim 1, it is characterised in that also include:
For codec compression module voice signal being encoded or decoding;
Or/and
For modulation /demodulation module voice signal being modulated or demodulating;
Wherein, described codec compression module respectively with described voice call module and described in add
Close deciphering module electrically connects;
Wherein, described modulation /demodulation module connects with described Encryption Decryption module and described terminal respectively
Connection module electrically connects.
Equipment the most according to claim 1, it is characterised in that also include:
For voice signal being carried out the analog-to-digital conversion module of digital-to-analog conversion;
Wherein, described analog-to-digital conversion module connects with described Encryption Decryption module and described terminal respectively
Connection module electrically connects.
Equipment the most according to claim 1, it is characterised in that also include:
Incoming call and de-electrifying prompting module, short message prompting module, date-time display module and sky
At least one module in gas display module;
Wherein, incoming call and de-electrifying prompting module, short message prompting module, date-time display mould
Block and weather display module electrically connect with described terminal connecting module respectively.
Equipment the most according to claim 1, it is characterised in that also include:
For display content being switched over the display control module of control;
Wherein, incoming call and de-electrifying prompting module, short message prompting module, date-time display mould
Block and weather display module electrically connect with described display control module respectively.
Equipment the most according to claim 1, it is characterised in that described for call terminal
Safety communications equipment be wearable device or handheld device.
10. a safe communication system, it is characterised in that including:
The safety communications equipment for call terminal according to any one of claim 1-9;
And
Call terminal.
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CN201620409330.0U CN205596352U (en) | 2016-05-09 | 2016-05-09 | A secure communication equipment and secure communication system for conversing terminal |
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CN201620409330.0U CN205596352U (en) | 2016-05-09 | 2016-05-09 | A secure communication equipment and secure communication system for conversing terminal |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109286634A (en) * | 2018-11-08 | 2019-01-29 | 成都卫士通信息产业股份有限公司 | A kind of data transmission method, device, electronic equipment and readable storage medium storing program for executing |
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2016
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109286634A (en) * | 2018-11-08 | 2019-01-29 | 成都卫士通信息产业股份有限公司 | A kind of data transmission method, device, electronic equipment and readable storage medium storing program for executing |
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GR01 | Patent grant | ||
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CP03 | Change of name, title or address |
Address after: 100080 Beijing Haidian District North Fourth Ring Road West, No. 9 2108-A127 Patentee after: Beijing Rui Language Information Technology Co., Ltd. Address before: 100044 Beijing city Xicheng District Xizhimen Street No. 18 Jinmao Building C2 block 9 layer Patentee before: Beijing Karl Information Technology Co., Ltd. |