CN102866978A - Audio frequency port USB (Universal Serial Bus) converter - Google Patents
Audio frequency port USB (Universal Serial Bus) converter Download PDFInfo
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- CN102866978A CN102866978A CN2012103023595A CN201210302359A CN102866978A CN 102866978 A CN102866978 A CN 102866978A CN 2012103023595 A CN2012103023595 A CN 2012103023595A CN 201210302359 A CN201210302359 A CN 201210302359A CN 102866978 A CN102866978 A CN 102866978A
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Abstract
The invention relates to an audio frequency port USB (Universal Serial Bus) converter. The audio frequency port USB converter comprises an information safety microprocessor, a rechargeable battery, a power source control and management module, an earphone interface, an audio frequency signal coding and decoding module, and a safety protection module, wherein the earphone interface is mutually connected with the audio frequency signal coding and decoding module; the audio frequency signal coding and decoding module is connected with the safety protection module; the audio frequency signal coding and decoding module is connected with the signal safety microprocessor; the information safety microprocessor is respectively provided with a USB Device interface and a USB HOST interface; and the rechargeable battery is mutually connected with the power source control and management module and provides an electric energy. The audio frequency port USB converter, disclosed by the invention, has the beneficial effects that: a special operating system is arranged in the converter to support a PKI (Public Key Infrastructure) system and domestic and foreign encryption and decryption algorithms; and the safety protection module and a storage module are arranged in the converter to guarantee safety of conversion and transmission of audio frequency signals and digital signals.
Description
Technical field
The invention belongs to field of information security technology, particularly a kind of audio port USB converter.
Background technology
The security that the tradition general using usbkey of Web bank protection is paid by mails; its core of USBKEY is safety chip; have storage, encryption and decryption, data-handling capacity; USBKEY is connected with personal computer by USB interface; when the user used the Internet bank, USBKEY was that user generated word signs to be used for authentication.
But the fast development along with smart mobile phone, Mobile banking enters people's the visual field, and portable mobile phone carries, and compares traditional Net silver, Mobile banking is more convenient, more attractive to the client, but the same with the development of Net silver, the key factor of restriction Mobile banking development is exactly security, a big chunk user, wish to continue to use the operating habit of a series of Net silvers, go to operating handset bank, and guarantee that equally Mobile banking is as the safety as the Net silver.
Domestic patent: 201120332067.7 the utility model disclose a kind of earphone shield with payment function, this invention utilizes audio interface to carry out the communication of Transaction Information, built-in safety chip, the KEY that can be used as an earphone interface uses, although the basic scheme of usbkey has been continued to use in this invention, but do not consider the processing to existing USBKEY product, a general KEY is only for a bank, we need to be earphone shield of Mobile banking's application of each bank like this, although solved to a certain extent security, in versatility, ease for use, in the utilization of resource, can't satisfy all demands of Mobile banking of people.
In summary, need a general equipment on the market, can carry out seamless upgrade to original USBKEY, can realize using original USBKEY at mobile phone, in Mobile banking, realize the various functions of Net silver, and guarantee safety.
Summary of the invention
The object of the invention is to overcome the deficiency of above-mentioned existence, and provide a kind of audio port USB converter, be converted to USB HOST interface by the earphone jack with intelligent terminals such as mobile phones, the Net silver USBKEY that plugs into common, realize the mobile phone e-Bank payment, provide a cover convenient and safe solution for existing USBKEY upgrades to mobile phone KEY.
The objective of the invention is to finish by following technical solution, it comprises information security microprocessor, rechargeable battery, power supply control and administration module, earphone interface, encode/decode audio signal module, security protection module, described earphone interface and the interconnection of encode/decode audio signal intermodule are connected with security protection module in this encode/decode audio signal module; This encode/decode audio signal module links to each other with the information security microprocessor, is respectively equipped with USB Device interface and USBHOST interface on this information security microprocessor; Described rechargeable battery and power supply are controlled and administration module interconnects and provide electric energy, this power supply control and administration module to link to each other with information security microprocessor, USB Device interface and USB HOST interface and electric energy management mechanism is provided.
As preferably, described information security microprocessor is the core of audio port USB converter, built-in safe storage, the close algoritic module of canonical algorithm module and state.
As preferably, described USB Device interface links to each other with the computer terminal.
As preferably, described USB HOST interface links to each other with Net silver USBKEY equipment.
Beneficial effect of the present invention is: audio interface turns USB HOST interface, and the USB HOST various USBKEY equipment of can plugging into by the conversion of sound signal and digital signal, are finished digital signature in order to the authentication work of Mobile banking; The built-in special purpose operating system of converter is supported PKI system and various home and abroads enciphering and deciphering algorithm, and the built-in safeguard protection module, memory module, thus guarantee that sound signal and digital signal are changed and the safety of transmission.
Description of drawings
Fig. 1 is the audio port USB breakout box composition frame chart of invention.
Fig. 2 is that the audio port USB breakout box of invention is used block diagram.
Fig. 3 is that the audio port USB breakout box of invention uses process flow diagram.
Label in the accompanying drawing is respectively: 1, information security microprocessor, 2, rechargeable battery, 3, power supply control and administration module; 4, earphone interface; 5, encode/decode audio signal module, 6, security protection module, 7, USB Device interface; 8, USB HOST interface; 9, computer terminal, 10, Net silver USBKEY equipment, 11, safe storage; 12, canonical algorithm module, 13, the close algoritic module of state.
Embodiment
Below in conjunction with accompanying drawing the present invention is done detailed introduction: shown in accompanying drawing 1,2, the present invention includes information security microprocessor 1, rechargeable battery 2, power supply control and administration module 3, earphone interface 4, encode/decode audio signal module 5, security protection module 6,5 interconnection of described earphone interface 4 and encode/decode audio signal module are connected with security protection module 6 in this encode/decode audio signal module 5; This encode/decode audio signal module 5 links to each other with information security microprocessor 1, is respectively equipped with USB Device interface 7 and USB HOST interface 8 on this information security microprocessor 1; Described rechargeable battery 2 is with power supply control and administration module 3 interconnection and electric energy is provided, and this power supply control and administration module 3 link to each other with information security microprocessor 1, USBDevice interface 7 and USB HOST interface 8 and electric energy management mechanism is provided.
Described information security microprocessor 1 is the core of audio port USB converter, built-in safe storage 11, the close algoritic module 13 of canonical algorithm module 12 and state.Described USB Device interface 7 links to each other with computer terminal 9.Described USB HOST interface 8 links to each other with Net silver USBKEY equipment 10.
Earphone interface 4: be mainly used in joining with the earphone jack of the intelligent terminals such as mobile phone;
Encode/decode audio signal module 5: the sound signal in order to earphone interface 4 is received is converted to digital signal.The digital signal of returning to be converted to sound signal simultaneously, and send to the mic mouth of earphone interface 4.
Information security microprocessor 1: the core of audio port USB converter, built-in special-purpose COS operating system, the conversion of whole sound signal and digital signal and transmission control work, built-in canonical algorithm module 12 supports to comprise RSA, ECC, AES, DES/3DES, the symmetries such as SHA, asymmetric, HASH algorithm, the close algoritic module 13 of state, support comprises SM1, SM2, SM3, SMS4, SM6, SSF22, the domestic symmetry such as SCB2, asymmetric, HASH algorithm, storage unit etc., support the PKI agreement, can independently use as KEY, support simultaneously corresponding security mechanism, guarantee the data security of communication between sound signal and the USBKEY.
Security protection module 6: provide the protection of corresponding auxiliary security, detaching-proof protection for example, the protection of height voltage detecting, frequency protection etc.
Rechargeable battery 2: present main rechargeable lithium ion batteries, the electric energy when supporting the converter operation.
Power supply control and administration module 3: mainly be responsible for the management of lithium battery impulse electricity, also the information security microprocessor 1 of promising converter core and other component feed power supplys, comprise simultaneously whole converter electric energy management mechanism, comprise power switch, time-delay is without the operating equipment autoshutdown etc.
USB Device interface 7:USB is from interface, and a function is for converter charges, and second function is that converter can be linked to each other with terminals such as computers, in order to equipped with switches or upgrade conversion device program.
USB HOST interface 8:USB main interface is in order to connect existing various Net silver USBKEY equipment 10.The existing USBKEY of upgrading is the mobile phone mobile payment device.
By accompanying drawing 2,3 as can be known, intelligent terminal links to each other with breakout box by earphone jack, link to each other with Net silver USBKEY equipment 10 by USB HOST interface 8, intelligent terminal is initiated network bank business based, send the Transaction Information sound signal by the headset audio interface, breakout box receives signal and then by encode/decode audio signal module 5 sound signal is converted to digital signal, then digital signal is sent to USBKEY by USBHOST interface 8, USBKEY is according to transaction data information, make corresponding operating, return signature or verify data, finish the transaction operation.
In addition to the implementation, all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (4)
1. audio port USB converter, comprise information security microprocessor (1), rechargeable battery (2), power supply control and administration module (3), earphone interface (4), encode/decode audio signal module (5), security protection module (6), it is characterized in that: interconnection between described earphone interface (4) and encode/decode audio signal module (5) is connected with security protection module (6) in this encode/decode audio signal module (5); This encode/decode audio signal module (5) links to each other with information security microprocessor (1), is respectively equipped with USB Device interface (7) and USB HOST interface (8) on this information security microprocessor (1); Described rechargeable battery (2) interconnects with power supply control and administration module (3) and electric energy is provided, and this power supply control and administration module (3) link to each other with information security microprocessor (1), USB Device interface (7) and USB HOST interface (8) and electric energy management mechanism is provided.
2. audio port USB converter according to claim 1, it is characterized in that: described information security microprocessor (1) is the core of audio port USB converter, built-in safe storage (11), the close algoritic module of canonical algorithm module (12) and state (13).
3. audio port USB converter according to claim 1, it is characterized in that: described USB Device interface (7) links to each other with computer terminal (9).
4. audio port USB converter according to claim 1, it is characterized in that: described USB HOST interface (8) links to each other with Net silver USBKEY equipment (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103023595A CN102866978A (en) | 2012-08-23 | 2012-08-23 | Audio frequency port USB (Universal Serial Bus) converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103023595A CN102866978A (en) | 2012-08-23 | 2012-08-23 | Audio frequency port USB (Universal Serial Bus) converter |
Publications (1)
| Publication Number | Publication Date |
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| CN102866978A true CN102866978A (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012103023595A Pending CN102866978A (en) | 2012-08-23 | 2012-08-23 | Audio frequency port USB (Universal Serial Bus) converter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839018A (en) * | 2014-01-17 | 2014-06-04 | 青岛丽雯互联信息有限公司 | Data transmission method and device based on audio input and output interface |
| CN114297108A (en) * | 2021-12-16 | 2022-04-08 | 深圳市格安电子有限公司 | Multifunctional multi-protocol interface converter |
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| US20050070153A1 (en) * | 2003-09-26 | 2005-03-31 | Ye Tang | Cable assembly |
| CN201846343U (en) * | 2010-09-25 | 2011-05-25 | 北京天地融科技有限公司 | Electronic signature tool communicating with mobile phone through speech mode |
| CN102255731A (en) * | 2011-07-14 | 2011-11-23 | 深圳市星龙基电子技术有限公司 | Intelligent key device based on wired earphone interface |
| CN202177904U (en) * | 2011-07-08 | 2012-03-28 | 国民技术股份有限公司 | Intelligent encrypted key based on audio interface |
| CN102412968A (en) * | 2011-10-17 | 2012-04-11 | 中金金融认证中心有限公司 | System and method for realizing public key infrastructure (PKI) application by audio interface switching over universal serial bus (USB) protocol equipment |
| CN202260056U (en) * | 2011-10-17 | 2012-05-30 | 中金金融认证中心有限公司 | Universal serial bus (USB) switching device connected with audio interface |
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2012
- 2012-08-23 CN CN2012103023595A patent/CN102866978A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050070153A1 (en) * | 2003-09-26 | 2005-03-31 | Ye Tang | Cable assembly |
| CN201846343U (en) * | 2010-09-25 | 2011-05-25 | 北京天地融科技有限公司 | Electronic signature tool communicating with mobile phone through speech mode |
| CN202177904U (en) * | 2011-07-08 | 2012-03-28 | 国民技术股份有限公司 | Intelligent encrypted key based on audio interface |
| CN102255731A (en) * | 2011-07-14 | 2011-11-23 | 深圳市星龙基电子技术有限公司 | Intelligent key device based on wired earphone interface |
| CN102412968A (en) * | 2011-10-17 | 2012-04-11 | 中金金融认证中心有限公司 | System and method for realizing public key infrastructure (PKI) application by audio interface switching over universal serial bus (USB) protocol equipment |
| CN202260056U (en) * | 2011-10-17 | 2012-05-30 | 中金金融认证中心有限公司 | Universal serial bus (USB) switching device connected with audio interface |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839018A (en) * | 2014-01-17 | 2014-06-04 | 青岛丽雯互联信息有限公司 | Data transmission method and device based on audio input and output interface |
| CN114297108A (en) * | 2021-12-16 | 2022-04-08 | 深圳市格安电子有限公司 | Multifunctional multi-protocol interface converter |
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Address after: Hangzhou City, Zhejiang province 311121 Yuhang Wuchang Street No. 998 West Sea Park Building 9 East Applicant after: Hangzhou Shengyuan Chip Technique Co., Ltd. Address before: 310012, room 17, building 176, 203 Tianmu Mountain Road, Hangzhou, Zhejiang, Xihu District Applicant before: Hangzhou Shengyuan Chip Technique Co., Ltd. |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130109 |