CN203014830U - Electronic signature tool - Google Patents
Electronic signature tool Download PDFInfo
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- CN203014830U CN203014830U CN 201220656636 CN201220656636U CN203014830U CN 203014830 U CN203014830 U CN 203014830U CN 201220656636 CN201220656636 CN 201220656636 CN 201220656636 U CN201220656636 U CN 201220656636U CN 203014830 U CN203014830 U CN 203014830U
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- electric signing
- signing tools
- module
- mobile terminal
- demodulator
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Abstract
The utility model provides an electronic signature tool. The electronic signature tool includes an acoustic wave receiver, a demodulator and a security chip; the acoustic wave receiver receives first acoustic waves, and transmits the first acoustic waves to the demodulator; the demodulator demodulates the first acoustic waves to obtain digital signals, and transmits the digital signals to the security chip; and the security chip signs the digital signals to obtain signature data. The electronic signature tool of the utility model receives acoustic waves transmitted by a mobile terminal, such that data transmission between the electronic signature tool and the mobile terminal can be realized; the electronic signature tool can also transmit the acoustic waves to the mobile terminal, such that interaction between the electronic signature tool and the mobile terminal can be realized; the electronic signature tool signs data to be signed transmitted by the mobile terminal; and the electronic signature tool can further guarantee safe and convenient electronic transactions on the mobile terminal.
Description
Technical field
The utility model relates to a kind of electronic technology field, relates in particular to a kind of electric signing tools.
Background technology
Existing electric signing tools is connected to PC PC by the Micro USB interface, when needs are connected to mobile terminal (such as mobile phone, panel computer etc.) with electric signing tools, because electric signing tools and mobile terminal are all that USB is from equipment, therefore electric signing tools can not directly carry out transfer of data by Micro USB interface and mobile terminal, thus can't realize between electric signing tools and mobile terminal alternately.
The utility model content
The utility model is intended to solve the interaction problems of existing electric signing tools and mobile terminal.
The purpose of this utility model is to provide a kind of electric signing tools.
For achieving the above object, the technical solution of the utility model is achieved in that specifically the utility model provides a kind of electric signing tools, comprising: acoustic receiver, demodulator and safety chip; Described acoustic receiver receives the first sound wave, and described the first sound wave is transferred to described demodulator; Described demodulator obtains digital signal with described the first sound wave demodulation, and with described digital data transmission to described safety chip; Described safety chip is to the described digital signal acquisition signed data of signing.
In addition, described electric signing tools also comprises: modulator and sound transmitter; Described modulator is modulated the acquisition analog signal to described signed data, and with described analog signal transmission to described sound transmitter; Described sound transmitter is sent out described analog signal outward with the form of the second sound wave.
In addition, described acoustic receiver is microphone.
In addition, described sound transmitter is loud speaker.
In addition, described demodulator comprises: filter unit and AD conversion unit.
In addition, described modulator comprises: D/A conversion unit.
In addition, described electric signing tools also comprises: wireless transport module; Described wireless transport module is sent out described signed data outward; Described wireless transport module is Bluetooth transmission module, NFC module, radio-frequency module or infrared module.
In addition, described electric signing tools also comprises: interface module; Described interface module is exported described signed data; Described interface module is USB interface, MINI USB interface, MICRO USB interface, audio interface or special-shaped interface.
Can be found out by above-mentioned technical scheme, the present embodiment provides a kind of electric signing tools, and the sound wave that mobile terminal receive sends is realized the transfer of data of electric signing tools and mobile terminal;
In addition, electric signing tools can also send sound wave to mobile terminal, thereby realizes the mutual of electric signing tools and mobile terminal;
Electric signing tools is signed to the data to be signed that mobile terminal sends, and can also guarantee to complete safely and easily electronic transaction on mobile terminal.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawings according to these accompanying drawings.
The structural representation of the electric signing tools that Fig. 1 provides for the utility model embodiment 1;
The structural representation of the demodulator of the electric signing tools that Fig. 2 provides for the utility model embodiment 1;
The structural representation of the electric signing tools that Fig. 3 provides for the utility model embodiment 2.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills belong to protection range of the present utility model not making the every other embodiment that obtains under the creative work prerequisite.
in description of the present utility model, it will be appreciated that, term " " center ", " vertically ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or quantity or position.
In description of the present utility model, need to prove, unless clear and definite regulation and restriction are separately arranged, term " installation ", " being connected ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Embodiment 1
The present embodiment provides a kind of electric signing tools 10, as shown in Figure 1, comprising: acoustic receiver 101, demodulator 102 and safety chip 103.
The user initiates electronic transaction mobile terminal (such as mobile phone, panel computer etc.) is upper, when needs sign electronically to carry out authentication to this transaction, mobile terminal is modulated into analog signal with data to be signed, and play to electric signing tools 10 in the mode of sound wave output, wherein, data to be signed can comprise the information such as user account and dealing money.The sound wave that acoustic receiver 101 mobile terminal receives of electric signing tools 10 are play (for example: sub-audible sound), with the sonic transmissions that receives to demodulator 102.
Concrete, acoustic receiver 101 can be the audio input device such as microphone, gathers the sound wave of mobile terminal playing for electric signing tools 10.
Demodulator 102 carries out demodulation with the sound wave that receives, and obtains digital signal, and with digital data transmission to safety chip 103.
Concrete, demodulator 102 comprises filter unit 1021 and AD conversion unit 1022, as shown in Figure 2.Due to by including noise in airborne sound wave, therefore adopt filter unit 1021 that the sound wave that receives is carried out filtering, with impurity such as filter out noise, obtain original sound wave, and by AD conversion unit 1022, filtered sound wave is converted to digital signal, obtain data to be signed.
Digital signal after 103 pairs of demodulation of the safety chip acquisition signed data of signing.
Concrete, prestore user's authentication information in safety chip 103, such as information such as certificates, safety chip 103 can sign to carry out authentication to data to be signed in electronic transaction.
Preferably, electric signing tools 10 also comprises: modulator 104 and sound transmitter 105.
Modulator 104 is modulated the signed data after safety chip 103 signature, obtains to have comprised the analog signal of signed data, and with analog signal transmission to sound transmitter 105, sound transmitter 105 is play with the form of sound wave.
Concrete, modulator 104 comprises: D/A conversion unit.D/A conversion unit carries out digital-to-analogue conversion with the signed data of safety chip 103, obtains analog signal, so that the sound transmitter 105 of electric signing tools 10 is sent out this analog signal outward with the form of sound wave.
The analog signal that comprises signed data after sound transmitter 105 will be modulated is sent to mobile terminal outward with the form of sound wave.
Concrete, sound transmitter 105 can be the audio output apparatus such as loud speaker, the form that sound wave is play with sound is sent out outward, so that mobile terminal receives sound wave.
Can be found out by above-mentioned technical scheme, the present embodiment provides a kind of electric signing tools, and the sound wave that mobile terminal receive sends is realized the transfer of data of electric signing tools and mobile terminal;
In addition, electric signing tools can also send sound wave to mobile terminal, thereby realizes the mutual of electric signing tools and mobile terminal;
Electric signing tools is signed to the data to be signed that mobile terminal sends, and can also guarantee to complete safely and easily electronic transaction on mobile terminal.
Embodiment 2
Embodiment 2 is with the difference of embodiment 1, modulator and the sound transmitter of electric signing tools in embodiment 2 in wireless transport module alternate embodiment 1, data after wireless transport module in embodiment 2 will be signed send to mobile terminal by wireless mode, rather than the mode of sound wave sends to mobile terminal.
The present embodiment provides a kind of electric signing tools 20, as shown in Figure 3, comprising: acoustic receiver 201, demodulator 202, safety chip 203 and wireless transport module 204.
The user initiates an electronic transaction mobile terminal (such as mobile phone, panel computer etc.) is upper, and when needs signed electronically to carry out authentication to this transaction, mobile terminal was modulated into audio frequency with data to be signed, and play to electric signing tools 20.The sound wave that acoustic receiver 201 mobile terminal receives are play (for example: sub-audible sound), with the sonic transmissions that receives to demodulator 202.
Concrete, acoustic receiver 201 can be the audio input device such as microphone, gathers the sound wave of mobile terminal playing for electric signing tools 20.
Demodulator 202 carries out demodulation with the sound wave that receives, and obtains digital signal, and with digital data transmission to safety chip 203.
Concrete, demodulator 202 comprises filter unit and AD conversion unit.Due to by including noise in airborne sound wave, therefore adopt filter unit that the sound wave that receives is carried out filtering, with impurity such as filter out noise, obtain original sound wave, and by AD conversion unit, filtered sound wave is converted to digital signal, obtain data to be signed.
Digital signal after 203 pairs of demodulation of the safety chip acquisition signed data of signing.
Concrete, prestore user's authentication information in safety chip 203, such as information such as certificates, safety chip 103 can sign to carry out authentication to data to be signed in electronic transaction.
Wireless transport module 204 can be Bluetooth transmission module, NFC module, radio-frequency module or infrared module, and the data after signature are sent to mobile terminal outward by wireless mode.
Embodiment 3
Embodiment 3 is with the difference of embodiment 2, the wireless transport module of the electric signing tools in embodiment 3 in interface module alternate embodiment 2, and the data after interface module will be signed are exported to mobile terminal by wired mode.
Interface module is connected with mobile terminal, exports the data after signature to mobile terminal; Interface module can be USB interface, MINI USB interface, MICRO USB interface, audio interface or special-shaped interface, and special-shaped interface can be for carrying out arbitrary interface of transfer of data, such as DOCK interface etc.
describe and to be understood in flow chart or in this any process of otherwise describing or method, expression comprises the module of code of the executable instruction of the step that one or more is used to realize specific logical function or process, fragment or part, and the scope of preferred implementation of the present utility model comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by opposite order, carry out function, this should be understood by embodiment person of ordinary skill in the field of the present utility model.
Should be appreciated that each several part of the present utility model can realize with hardware, software, firmware or their combination.In the above-described embodiment, a plurality of steps or method can realize with being stored in memory and by software or firmware that suitable instruction execution system is carried out.For example, if realize with hardware, the same in another embodiment, can realize with any one in following technology well known in the art or their combination: have for data-signal being realized the discrete logic of the logic gates of logic function, application-specific integrated circuit (ASIC) with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that and realize that all or part of step that above-described embodiment method is carried is to come the relevant hardware of instruction to complete by program, described program can be stored in a kind of computer-readable recording medium, this program comprises step of embodiment of the method one or a combination set of when carrying out.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, also can adopt the form of software function module to realize.If described integrated module realizes with the form of software function module and during as independently production marketing or use, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although the above has illustrated and has described embodiment of the present utility model, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art is not in the situation that break away from principle of the present utility model and aim can change above-described embodiment, modification, replacement and modification in scope of the present utility model.Scope of the present utility model is by claims and be equal to and limit.
Claims (8)
1. an electric signing tools, is characterized in that, comprising: acoustic receiver, demodulator and safety chip;
Described acoustic receiver receives the first sound wave, and described the first sound wave is transferred to described demodulator;
Described demodulator obtains digital signal with described the first sound wave demodulation, and with described digital data transmission to described safety chip;
Described safety chip is to the described digital signal acquisition signed data of signing.
2. electric signing tools according to claim 1, is characterized in that, also comprises: modulator and sound transmitter;
Described modulator is modulated the acquisition analog signal to described signed data, and with described analog signal transmission to described sound transmitter;
Described sound transmitter is sent out described analog signal outward with the form of the second sound wave.
3. electric signing tools according to claim 1, is characterized in that, described acoustic receiver is microphone.
4. electric signing tools according to claim 2, is characterized in that, described sound transmitter is loud speaker.
5. electric signing tools according to claim 1, is characterized in that, described demodulator comprises: filter unit and AD conversion unit.
6. electric signing tools according to claim 2, is characterized in that, described modulator comprises: D/A conversion unit.
7. according to claim 1 or 3 or 5 described electric signing tools, is characterized in that, also comprises: wireless transport module;
Described wireless transport module is sent out described signed data outward;
Described wireless transport module is Bluetooth transmission module, NFC module, radio-frequency module or infrared module.
8. according to claim 1 or 3 or 5 described electric signing tools, is characterized in that, also comprises: interface module;
Described interface module is exported described signed data;
Described interface module is USB interface, MINI USB interface, MICRO USB interface, audio interface or special-shaped interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220656636 CN203014830U (en) | 2012-12-03 | 2012-12-03 | Electronic signature tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220656636 CN203014830U (en) | 2012-12-03 | 2012-12-03 | Electronic signature tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203014830U true CN203014830U (en) | 2013-06-19 |
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ID=48606385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220656636 Expired - Lifetime CN203014830U (en) | 2012-12-03 | 2012-12-03 | Electronic signature tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203014830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103985204A (en) * | 2014-05-05 | 2014-08-13 | 福建联迪商用设备有限公司 | POS terminal, POS system and payment method of POS system |
-
2012
- 2012-12-03 CN CN 201220656636 patent/CN203014830U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103985204A (en) * | 2014-05-05 | 2014-08-13 | 福建联迪商用设备有限公司 | POS terminal, POS system and payment method of POS system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |