CN105530635A - Communication terminal encryption device - Google Patents
Communication terminal encryption device Download PDFInfo
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- CN105530635A CN105530635A CN201410517330.8A CN201410517330A CN105530635A CN 105530635 A CN105530635 A CN 105530635A CN 201410517330 A CN201410517330 A CN 201410517330A CN 105530635 A CN105530635 A CN 105530635A
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Abstract
The invention discloses a communication terminal encryption device, which can realize the effect of performing encryption process on voice communication data of end-to-end and end-to-multiple communication encryption, carrying out encryption processing on audio data by adopting an encryption method, and meeting the security requirement of the communication process. A communication encryption system comprises a data encryption processor, an audio output processing unit, an audio input processing unit, a data decryption processor, a power supply unit, a digital transmission channel, an earphone plug pin, a microphone and a loudspeaker.
Description
Technical field
This product relates to communication field, particularly relates to a kind of communicating terminal encryption device.
Background technology
Mobile communication has become the indivisible part obtained of people's Working Life, and the confidentiality requirement of people to voice communication is also more and more higher.The voice flow of existing communication network communicating terminal is not mostly through encryption.Mobile core network does not possess the ability to the encryption of communication voice data, is therefore a kind of mode realizing secure communication at voice data transmission process voice encryption.
Mostly the cipher mode that the current mobile communication heart adopts is the cipher mode based on pure software, and by installing APP software simulating on mobile phone, this kind of cipher mode is easy to be cracked by mobile phone viruses software or malicious attack program, causes important information to leak.Therefore develop and a kind ofly there is the method that can be encrypted speech communication data independent of communication apparatus and seem particularly important.
Summary of the invention
In order to overcome prior art Problems existing, the present invention is intended to provide a kind of communicating terminal encryption device, can realize end-to-end, hold and process is encrypted to the speech communication data of cluster communication encryption, by the method for encryption, voice data is encrypted, meets the security requirement of communication process.
Described terminal encryption system comprises data encryption processor, audio output processing unit, audio frequency input processing unit, data deciphering processor, power subsystem, digital transmission channel, bus, earphone contact pin, Mike, loudspeaker.
Described data encryption processor is used for being encrypted the speech data of transmission;
Described data deciphering processor is used for being decrypted the speech data of transmission;
Audio output processing unit is for gathering communication speech data;
Audio frequency input processing unit is for playing communication speech data;
Described digital transmission channel is for transmitting the speech data of both call sides;
Described power subsystem is for providing the electric energy needed for system;
Described bus is used for the transmission of ciphertext, plaintext;
Described earphone contact pin is used for linking of system and communication apparatus.
Described communicating terminal encryption system can realize end-to-end call, also can realize end to group encryption communication;
Described audio treatment unit is made up of process chip, A/D and D/A and its peripheral circuit.
Further, its audio processing chip is expressly encoded to audio frequency, and A/D is to the conversion of the analog signal of audio frequency to digital signal, and D/A is partly to the conversion to analog signal of the digital signal of audio signal;
Described data encryption processor is made up of MCU processor, Flash, RAM, timer, bus, house dog, peripheral circuit, for the cryptographic calculation of audio signal.
Further, described MCU processor can use ARM chip, dsp chip, single-chip microcomputer wherein one of.
Further, described bus can use IIS bus, iic bus, spi bus, parallel busses wherein one of.
Further, described communicating terminal comprises mobile phone, phone, panel computer, portable computer and intercom.
After described communicating terminal encryption device takies the earpiece holes of communicating terminal, user still can be listened to the music by earphone, see video.
Described communicating terminal encryption device also can comprise CTIA/OMTP selector switch, holds and ground terminal for switching described MIC.
The invention provides communicating terminal encryption device, by realizing cipher round results in the external secure voice terminal of mobile call terminal, the safe handling demand of user's mobile call terminal can be met, improve the fail safe of existing voice call encryption, efficiency, realize the call of reliable encrypted speech.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that the concrete enforcement of invention is confined to these explanations.For those skilled in the art without departing from the inventive concept of the premise, some equivalently to substitute or obvious modification can also be made, and performance or purposes identical, all should be considered as belonging to protection scope of the present invention.
Accompanying drawing explanation
Fig. 1 is device group of the present invention and electrical block diagram.
Embodiment
The present invention will be further described in conjunction with preferred embodiment to contrast accompanying drawing below:
As shown in Figure 1, the present invention is a kind of communicating terminal encryption device, can realize end-to-end, holds and is encrypted process to the speech communication data of cluster communication encryption, by the method for encryption, voice data is encrypted, meets the security requirement of communication process.
Described terminal encryption device comprise connect successively data encryption processor, audio output processing unit, audio frequency input processing unit, data deciphering processor, power subsystem, digital transmission channel, bus, earphone contact pin, Mike, loudspeaker.
Described data encryption processor is used for being encrypted the speech data of transmission;
Described data deciphering processor is used for being decrypted the speech data of transmission;
Described audio output processing unit is for gathering communication speech data;
Described audio frequency input processing unit is for playing communication speech data;
Described digital transmission channel is for transmitting the speech data of both call sides;
Described power supply is for providing the electric energy needed for system;
Described bus is used for the transmission of ciphertext, plaintext;
Described earphone contact pin is used for linking of system and communication apparatus.
Described communicating terminal encryption device can realize end-to-end call, also can realize end to group encryption communication;
During use, encryption device realizes linking by earphone contact pin and communication apparatus, realizes with the audio frequency of communication apparatus mutual; Audio treatment unit gathers voice information whose, and collection voice are expressly passed to data encryption processor; By bus, the data of acquisition are passed to the data acquisition unit of data encryption processor, data encryption processor encrypting module realizes the encryption to data, then by bus, digital ciphertext is passed to audio treatment unit; Simulation ciphertext passes through medium transmission (communication network/the Internet) to called end; Ciphertext is passed to audio treatment unit after being linked and obtained by earphone contact pin and communication apparatus and simulate ciphertext by decryption device; Digital ciphertext is passed to data deciphering processor by bus by called end audio treatment unit; Called end data deciphering processor receives digital ciphertext, deciphers as numeral plaintext, is written to audio treatment unit by bus; The numeral of write is expressly reduced to original audio data by called end audio treatment unit, is completed the output of voice information whose by loudspeaker.
As a further improvement on the present invention
,described audio treatment unit is made up of process chip, A/D and D/A and its peripheral circuit.
As a further improvement on the present invention
,its audio processing chip is expressly encoded to audio frequency, and A/D is to the conversion of the analog signal of audio frequency to digital signal, and D/A is partly to the conversion to analog signal of the digital signal of audio signal;
As a further improvement on the present invention
,described data encryption processor is made up of MCU processor, Flash, RAM, timer, bus, house dog, peripheral circuit, for the cryptographic calculation of audio signal.
As a further improvement on the present invention
,described MCU processor can use arm chip, dsp chip, single-chip microcomputer wherein one of.
As a preferred embodiment of the present invention
,described bus can use IIS bus, iic bus, spi bus, parallel busses wherein one of.
As a further improvement on the present invention
,described communicating terminal comprises mobile phone, phone, panel computer, portable computer and intercom.
As a further improvement on the present invention
,described communicating terminal encryption device realizes linking by earphone contact pin and communication apparatus, and transmission encrypt data, after described communicating terminal encryption device takies the earpiece holes of communicating terminal, user still can be listened to the music by earphone, see video.
Described communicating terminal encryption device also can comprise CTIA/OMTP selector switch, holds and ground terminal for switching described MIC.
As a further improvement on the present invention
,the invention provides communicating terminal encryption device, by realizing cipher round results in the external secure voice terminal of mobile call terminal, the safe handling demand of user's mobile call terminal can be met, improve the fail safe of existing voice call encryption, efficiency, realize the call of reliable encrypted speech.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that the concrete enforcement of invention is confined to these explanations.For those skilled in the art, without departing from the inventive concept of the premise, some equivalent to substitute or obvious modification can also be made, and performance or purposes identical, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1. a communicating terminal encryption device, comprises data encryption processor, audio output processing unit, audio frequency input processing unit, data deciphering processor, power subsystem, digital transmission channel, bus, earphone contact pin, Mike, loudspeaker; Described data encryption processor is used for being encrypted the speech data of transmission; Data deciphering processor is used for being decrypted the speech data of transmission; Audio output processing unit is for gathering communication speech data; Audio input unit is for playing communication speech data; Digital transmission channel is for transmitting the speech data of both call sides; Power supply is for providing the electric energy needed for system; Bus is used for the transmission of ciphertext, plaintext; Earphone contact pin is used for linking of system and communication apparatus.
2. communicating terminal encryption device according to claim 1, is characterized in that realizing end-to-end call, also can realize end to group encryption communication.
3. communicating terminal encryption device according to claim 1, its feature is made up of process chip, A/D and D/A and its peripheral circuit at its audio treatment unit.
4. communicating terminal encryption device according to claim 1, it is characterized in that its audio processing chip is expressly encoded to audio frequency, A/D process is to the conversion to digital signal of the analog signal of audio frequency, and D/A process is to the conversion to analog signal of the digital signal of audio signal.
5. communicating terminal encryption device according to claim 1, is characterized in that data encryption processor is made up of MCU processor, Flash, RAM, timer, bus, house dog, peripheral circuit, for the cryptographic calculation of audio signal; Described MCU processor can use ARM chip, dsp chip, single-chip microcomputer wherein one of.
6. communicating terminal encryption device according to claim 1, it is characterized in that described bus can use IIS bus, iic bus, spi bus, parallel busses wherein one of.
7. communication apparatus according to claim 1 comprises mobile phone, phone, panel computer, portable computer or intercom.
8. communicating terminal encryption device according to claim 1, after it is characterized in that described communicating terminal encryption device takies the earpiece holes of communicating terminal, user still can be listened to the music by earphone, see video.
9. communicating terminal encryption device according to claim 1, is characterized in that described communicating terminal encryption device also can comprise CTIA/OMTP selector switch, for switching described Mike end and ground terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410517330.8A CN105530635A (en) | 2014-09-30 | 2014-09-30 | Communication terminal encryption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410517330.8A CN105530635A (en) | 2014-09-30 | 2014-09-30 | Communication terminal encryption device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105530635A true CN105530635A (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410517330.8A Pending CN105530635A (en) | 2014-09-30 | 2014-09-30 | Communication terminal encryption device |
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| CN (1) | CN105530635A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101227279A (en) * | 2007-12-21 | 2008-07-23 | 北京飞天诚信科技有限公司 | Device, system and method for encrypting and deciphering audio signal |
| CN201134822Y (en) * | 2007-12-21 | 2008-10-15 | 北京飞天诚信科技有限公司 | Encryption/decryption apparatus of audio signal |
| CN101997954A (en) * | 2009-08-10 | 2011-03-30 | 北京大秦兴宇电子有限公司 | Encryption and decryption accessory for communication terminal |
| CN102404730A (en) * | 2011-11-08 | 2012-04-04 | 浙江金不换电子科技有限公司 | Bluetooth-protocol-based encryption device and encryption method for mobile phone communication |
| CN102513092A (en) * | 2007-06-05 | 2012-06-27 | 国立大学法人东京大学 | Photocatalyst material, process for producing the photocatalyst material, and method for decomposing contaminant using the material |
| CN202602900U (en) * | 2012-05-14 | 2012-12-12 | 北京大秦兴宇电子有限公司 | Encryption and decryption device and satellite communication terminal and satellite communication system |
| CN102843677A (en) * | 2012-08-14 | 2012-12-26 | 福建伊时代信息科技股份有限公司 | Voice communication method, device and system |
| CN203537408U (en) * | 2013-05-06 | 2014-04-09 | 兰玉栋 | End-to-end voice communication privacy device with assignable secret key |
-
2014
- 2014-09-30 CN CN201410517330.8A patent/CN105530635A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102513092A (en) * | 2007-06-05 | 2012-06-27 | 国立大学法人东京大学 | Photocatalyst material, process for producing the photocatalyst material, and method for decomposing contaminant using the material |
| CN101227279A (en) * | 2007-12-21 | 2008-07-23 | 北京飞天诚信科技有限公司 | Device, system and method for encrypting and deciphering audio signal |
| CN201134822Y (en) * | 2007-12-21 | 2008-10-15 | 北京飞天诚信科技有限公司 | Encryption/decryption apparatus of audio signal |
| CN101997954A (en) * | 2009-08-10 | 2011-03-30 | 北京大秦兴宇电子有限公司 | Encryption and decryption accessory for communication terminal |
| CN102404730A (en) * | 2011-11-08 | 2012-04-04 | 浙江金不换电子科技有限公司 | Bluetooth-protocol-based encryption device and encryption method for mobile phone communication |
| CN202602900U (en) * | 2012-05-14 | 2012-12-12 | 北京大秦兴宇电子有限公司 | Encryption and decryption device and satellite communication terminal and satellite communication system |
| CN102843677A (en) * | 2012-08-14 | 2012-12-26 | 福建伊时代信息科技股份有限公司 | Voice communication method, device and system |
| CN203537408U (en) * | 2013-05-06 | 2014-04-09 | 兰玉栋 | End-to-end voice communication privacy device with assignable secret key |
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Application publication date: 20160427 |