CN204069294U - A kind of earphone with identity authentication function - Google Patents
A kind of earphone with identity authentication function Download PDFInfo
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- CN204069294U CN204069294U CN201420397950.8U CN201420397950U CN204069294U CN 204069294 U CN204069294 U CN 204069294U CN 201420397950 U CN201420397950 U CN 201420397950U CN 204069294 U CN204069294 U CN 204069294U
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Abstract
The utility model discloses a kind of earphone with identity authentication function, earphone is connected with electronic equipment, it comprises switch, loud speaker/microphone and authentication circuit, authentication circuit built-in security chip, safety chip has A/D, D/A translation function and built-in security algorithm, one end of switch is used for being connected with electronic equipment, and the other end of switch carries out selectivity connection between loud speaker/microphone, authentication circuit.By the way, the utility model at earphone while realizing voice call or audio-visual amusement function, can realize identity authentication function, ensures the fail safe of web transaction data.
Description
Technical field
The utility model relates to technical field of electronic equipment, particularly relates to a kind of earphone with identity authentication function.
Background technology
Along with the development of the Internet, increasing people likes in shopping online, the risk of online payment also highlights day by day, and electronic equipment is more and more intelligent, the online transaction of people can be carried out, and the fail safe of online transaction is at present all ensured in Web bank's certification by special USBKey (i.e. U shield) whenever and wherever possible.And existing most USBKey can only carry out certification on computers by USB line, this just makes the place of net purchase be confined to family or workplace to a certain extent, if people think to carry out net purchase whenever and wherever possible, then USBKey must be carried with.And earphone is as the accessory of electronic equipment, be also that people carry with, but existing earphone is only limited to voice call and audio-visual amusement function.
Utility model content
The utility model provides a kind of earphone with identity authentication function, makes earphone while realizing voice call or audio-visual amusement function, can realize identity authentication function, ensures the fail safe of web transaction data.
For solving the problems of the technologies described above, the utility model provides a kind of earphone with identity authentication function, earphone is connected with electronic equipment, it comprises switch, loud speaker/microphone and authentication circuit, authentication circuit built-in security chip, safety chip has A/D, D/A translation function and built-in security algorithm, and one end of switch is used for being connected with electronic equipment, and the other end of switch carries out selectivity connection between loud speaker/microphone, authentication circuit.
Wherein, switch comprises trigger switch, the first commutation circuit and the second commutation circuit, first commutation circuit, the second commutation circuit include first end, the second end, the 3rd end and control end, trigger switch connects the control end of the first commutation circuit, the second commutation circuit respectively, and the first end of the first commutation circuit or the second commutation circuit carries out selectivity with the second end, the 3rd end and is connected under control end controls; The first end of the first commutation circuit is connected with electronic equipment by one end of switch, and the second end of the first commutation circuit, the 3rd end connect the output of microphone and authentication circuit respectively; The first end of the second commutation circuit is connected with electronic equipment by one end of switch, and the second end of the second commutation circuit, the 3rd end connect the input of loud speaker and authentication circuit respectively.
Wherein, trigger switch comprises first end, the second end and the 3rd end, the first end ground connection of trigger switch, the 3rd end of trigger switch is connected with a reference voltage source by a resistance, the second end of trigger switch trigger switch first end with carry out selectivity between the 3rd end and be connected.
Wherein, when the second end of trigger switch is connected with the first end of trigger switch, the first commutation circuit controls respective first end respectively with the control end of the second commutation circuit and is connected with the second end; When the three-terminal link of the second end of trigger switch and trigger switch, the control end of the first commutation circuit and the second commutation circuit controls respective first end and three-terminal link respectively.
Wherein, one end of switch is connected with electronic equipment by earphone wiring/plug.
Wherein, earphone also comprises internal battery, and internal battery is used for for switch and authentication circuit supply.
Wherein, switch is key switch, and earphone also comprises Bluetooth circuit and sound wave circuit, and Bluetooth circuit is connected with loud speaker/microphone, and sound wave circuit is connected with authentication circuit, and switch carries out selectivity connection between Bluetooth circuit harmony wave circuit.
Wherein, when not pressing the button of switch, the Bluetooth circuit of earphone receives the RF signal obtained from electronic equipment, and starts work, and loud speaker/microphone is connected with electronic equipment by Bluetooth circuit; When pressing the button of switch, the sound wave circuit of earphone obtains acoustic signals from electronic equipment, and starts work, and authentication circuit is connected with electronic equipment by sound wave circuit.
Wherein, sound wave circuit comprises acoustic receiver unit and sound wave transmitting element, wherein:
Acoustic receiver unit is connected with authentication circuit, for obtaining acoustic signals from electronic equipment, and acoustic signals is sent to authentication circuit;
Sound wave transmitting element is connected with authentication circuit, for obtaining authentication response information from authentication circuit, and authentication response information is sent to electronic equipment.
The beneficial effects of the utility model are: be different from prior art, the utility model provides a kind of earphone with identity authentication function, it comprises switch, loud speaker/microphone and authentication circuit, one end of switch is used for being connected with electronic equipment, the other end of switch carries out selectivity connection between loud speaker/microphone, authentication circuit, to make earphone while realizing voice call or audio-visual amusement function, can identity authentication function be realized, ensure the fail safe of web transaction data.
Accompanying drawing explanation
Fig. 1 is the earphone syndeton schematic diagram of the utility model first execution mode;
Fig. 2 is the structural representation of switch in Fig. 1;
Fig. 3 is the circuit diagram of switch in Fig. 1;
Fig. 4 is the earphone syndeton schematic diagram of the utility model second execution mode;
Fig. 5 is that in Fig. 4, switch is the schematic diagram of single channel single-pole double-throw switch (SPDT) circuit;
Fig. 6 is the structural representation of sound wave circuit in Fig. 4;
Fig. 7 is the earphone syndeton schematic diagram of the utility model the 3rd execution mode.
Embodiment
Below in conjunction with the accompanying drawing in the utility model execution mode, technical scheme in the utility model execution mode is clearly and completely described, obviously, described execution mode is only the utility model part execution mode, instead of whole execution modes.Based on the execution mode in the utility model, those of ordinary skill in the art are not making the every other execution mode obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, Fig. 1 is the earphone syndeton schematic diagram of the utility model first execution mode.As shown in Figure 1, earphone 12 is connected with electronic equipment 11.The earphone that the present embodiment discloses comprises switch 13, loud speaker/microphone 14, authentication circuit 15 and internal battery 16.
In the present embodiment, one end 131 of switch 13 is for being connected with electronic equipment 11, and the other end 132 of switch 13 carries out selectivity connection between loud speaker/microphone 14, authentication circuit 15.When user needs to carry out voice call or audio-visual amusement by earphone 12, the other end 132 of switch 13 is connected with loud speaker/microphone 14; When user needs to realize identity authentication function use by earphone 12, then the other end 132 of switch 13 is connected with authentication circuit 15.Preferably, one end 131 of switch 13 is connected with electronic equipment 11 by earphone wiring/plug.
Authentication circuit 15 built-in security chip 151, safety chip 151 has A/D, D/A translation function and built-in security algorithm, when electronic equipment 11 is connected with authentication circuit 15 by switch 13, electronic equipment 11 and authentication circuit 15 realize two-way communication, are specially:
When authentication circuit 15 sends data to electronic equipment 11, safety chip 151 is converted to analog signal by needing the data message being sent to electronic equipment 11, and analog signal is transferred to electronic equipment 11 by earphone wiring/plug;
When authentication circuit 15 receives data from electronic equipment 11, electronic equipment 11 is converted to analog signal by needing the data message sent, and be transferred to authentication circuit 15 by earphone wiring/plug, analog signal is converted to digital signal by safety chip 151, and perform security algorithm, to ensure the fail safe of web transaction data according to digital signal.
Wherein, internal battery 16 is connected with switch 13 and authentication circuit 15 respectively, for powering for switch 13 and authentication circuit 15.
As shown in Figure 2, switch 13 comprises trigger switch 133, first commutation circuit 134 and the second commutation circuit 135.Wherein, trigger switch 133 comprises first end 136, second end 137 and the 3rd end 138, first end 136 ground connection of trigger switch 133,3rd end 138 of trigger switch 133 is connected with reference voltage V1 by resistance R, the second end 137 of trigger switch 133 trigger switch 133 first end 136 with carry out selectivity between the 3rd end 138 and be connected.
First commutation circuit 134 comprises first end 139, second end 140, the 3rd end 141 and control end 142, second commutation circuit 135 and comprises first end 144, second end 145, the 3rd end 146 and control end 147.Wherein, second end 137 of trigger switch 133 is connected with the control end 142 of the first commutation circuit 134 and the control end 147 of the second commutation circuit 135 respectively, the first end 139 of the first commutation circuit 134 carries out selectivity be connected with the second end 140, the 3rd end 141 under the control of control end 142, and the first end 144 of the second commutation circuit 135 is connected with the second end 145, the 3rd end 146 selectivity under the control of control end 147.The first end 139 of the first commutation circuit 134 is connected with electronic equipment 11 by one end 131 of switch 13, second end 140 of the first commutation circuit 134 connects the microphone output of loud speaker/microphone 14, and the 3rd end 141 of the first commutation circuit 134 connects the output of authentication circuit 15.Second end 145 of the second commutation circuit 135 connects the loudspeaker input terminal of loud speaker/microphone 14, and the 3rd end 146 of the second commutation circuit 143 connects the input of authentication circuit 15.
When the second end 137 of trigger switch 133 is connected with the first end 136 of trigger switch 133, the first end 139 of the first commutation circuit 134 is connected with the second end 140, and namely electronic equipment 11 is connected with the microphone output of loud speaker/microphone 14 by the first commutation circuit 134; The first end 144 of the second commutation circuit 135 is connected with the second end 145, and namely electronic equipment 11 is connected with the loudspeaker input terminal of loud speaker/microphone 14 by the second commutation circuit 143.When the second end 137 of trigger switch 133 is connected with the 3rd end 138 of trigger switch 133, the first end 139 of the first commutation circuit 134 is connected with the 3rd end 141, and namely electronic equipment 11 is connected with the DA output of authentication circuit 15 by the first commutation circuit 134; The first end 144 of the second commutation circuit 135 is connected with the 3rd end 146, and namely electronic equipment 11 is connected with the AD input of authentication circuit 15 by the second commutation circuit 135.
Wherein, the other end 132 of switch 13 comprises the second end 140 of the first commutation circuit 134 and the second end 145 of the 3rd end 141 and the second commutation circuit 135 and the 3rd end 146.
It is please the circuit diagram of switch in Fig. 2 with further reference to Fig. 3, Fig. 3.As shown in Figure 3, the first commutation circuit 134 is multiplexer U1, and the second switch 135 is multiplexer U2, and trigger switch 133 is switch S 1.The interface 1-COM of multiplexer U1 and interface 2-COM is the first end 139 of the first commutation circuit 134, the interface B of multiplexer U1 is the control end 142 of the first commutation circuit 134, the interface 2Y0 of multiplexer U1 and interface 1Y0 is the second end 140 of the first commutation circuit 134, and the interface 2Y2 of multiplexer U1 and interface 1Y2 is the 3rd end 141 of the first commutation circuit 134.The interface 1-COM of multiplexer U2 and interface 2-COM is the first end 144 of the second commutation circuit 135, the interface B of multiplexer U2 is the control end 147 of the second commutation circuit 135, the interface 2Y0 of multiplexer U2 and interface 1Y0 is the second end 145 of the second commutation circuit 135, and the interface 2Y2 of multiplexer U2 and interface 1Y2 is the 3rd end 146 of the second commutation circuit 135.Wherein, multiplexer U1 and multiplexer U2 is preferably two-way four-way analog multiplexer.
Wherein, the interface 2Y0 of multiplexer U1 is connected with the microphone of loud speaker/microphone 14, the interface 1Y0 ground connection of multiplexer U1, and the interface 2Y2 of multiplexer U1 is connected with authentication circuit 15DA output, the interface 1Y2 ground connection of multiplexer U1.The interface 2Y0 of multiplexer U2 and interface 1Y0 are connected with the loud speaker R channel of loud speaker/microphone 14 and L channel respectively, and the interface 2Y2 of multiplexer U2 is all connected with authentication circuit AD input 15 with interface 1Y2.
When the second end 137 of trigger switch 133 is connected with the first end 136 of trigger switch 133, namely during switch S 1 ground connection, the interface A of multiplexer U1 and the logic of interface B are 0, then the interface 1-COM of multiplexer U1 is connected with interface 1Y0 and interface 2Y0 respectively with interface 2-COM; The interface A of multiplexer U2 and the logic of interface B are 0, the interface 1-COM of multiplexer U2 is connected with interface 1Y0 and interface 2Y0 respectively with interface 2-COM, now electronic equipment 11 is connected with loud speaker/microphone 14 by multiplexer U1, and earphone 12 realizes voice call or audio-visual amusement function.When the second end 137 of trigger switch 133 is connected with the 3rd end 138 of trigger switch 133, namely 2 of S1 when being connected with 3, the interface A of multiplexer U1 and the logic of interface B are respectively 0 and 1, then the interface 1-COM of multiplexer U1 is connected with interface 1Y2 and interface 2Y2 respectively with interface 2-COM; The interface A of multiplexer U2 and the logic of interface B are respectively 0 and 1, then the interface 1-COM of multiplexer U2 is connected with interface 1Y2 and interface 2Y2 respectively with interface 2-COM, now electronic equipment 11 is connected with authentication circuit 15 by multiplexer U1, and earphone 12 realizes identity authentication function.
In other embodiments, those skilled in the art can adopt other switching devices to realize the handoff functionality of switch 13 completely, such as, utilize switching switch circuit to realize the handoff functionality of switch 13.
The earphone 12 that the present embodiment discloses is by arranging switch 13, loud speaker/microphone 14 and authentication circuit 15, one end 131 of switch 13 is for being connected with electronic equipment 11, the other end 132 of switch 13 carries out selectivity connection between loud speaker/microphone 14, authentication circuit 15, to make earphone 12 while realizing voice call or audio-visual amusement function, identity authentication function can be realized, ensure the fail safe of web transaction data, and be convenient to user and carry.
Refer to Fig. 4, Fig. 4 is the earphone syndeton schematic diagram of the utility model second execution mode.The earphone 40 that the present embodiment discloses is connected with electronic equipment 41, and earphone 40 comprises: switch 42, Bluetooth circuit 43, sound wave circuit 44, loud speaker/microphone 45 and authentication circuit 46.Wherein, switch 42 is key switch, and loud speaker/microphone 45 is above-mentioned loud speaker/microphone 14, and authentication circuit 46 is above-mentioned authentication circuit 15.In other embodiments, the switch 13 that switch 42 can also disclose for the first embodiment.
Wherein, change the different operating state of switch 42, make it between Bluetooth circuit 43 harmony wave circuit 44, carry out selectivity connection.Bluetooth circuit 43 is connected with loud speaker/microphone 45, and sound wave circuit 44 is connected with authentication circuit 46.
Wherein, switch 42 is preferably single channel single-pole double-throw switch (SPDT) circuit, as shown in Figure 5, be embodied as Bluetooth circuit 43 or sound wave circuit 44 is powered by switching switch 42, diverter switch 42 be that figure breaker in middle S2, S2 give tacit consent to and connect 1 end, namely switch 42 logic is 0, therefore common port COM and the NC of power supply input holds connection, NC end is connected with the feeder ear of Bluetooth circuit 43 simultaneously, and now Bluetooth circuit 43 is started working; When S2 connects 3 end, namely switch 42 logic is 1, therefore common port COM and the NO of power supply input holds connection, and NO end is connected with the feeder ear of sound wave circuit 44 simultaneously, and now sound wave circuit 44 is started working.
As shown in Figure 6, sound wave circuit 44 comprises acoustic receiver unit 441 and sound wave transmitting element 443.Wherein, acoustic receiver unit 441 is connected with authentication circuit 46, for obtaining acoustic signals from electronic equipment 41, acoustic receiver unit 441 comprises microphone 444 and amplifier 445, microphone 444 is preferably the microphone of loud speaker/microphone 45, and for acoustic signals is converted to the signal of telecommunication, amplifier 445 is connected with microphone 444, for being amplified by the signal of telecommunication, and the signal of telecommunication after amplifying is sent to authentication circuit 46.Sound wave transmitting element 443 is connected with authentication circuit 46, for obtaining authentication response information from authentication circuit 46, sound wave transmitting element 443 comprises audio frequency power amplifier 448 and loud speaker 449, audio frequency power amplifier 448 is for driving loud speaker 449 sounding according to authentication response information, and loud speaker 449 is preferably the loud speaker of loud speaker/microphone 45.
When the logic of switch 42 is 0, Bluetooth circuit 43 is started working, and loud speaker/microphone 45 is connected with electronic equipment 41 by Bluetooth circuit 43, and now earphone 40 realizes voice call or audio-visual amusement function.
When the logic of switch 42 is 1, sound wave circuit 44 is started working, and authentication circuit 46 is connected with electronic equipment 41 by sound wave circuit 44, and now earphone 40 realizes identity authentication function.
The earphone 40 that the present embodiment discloses is by arranging switch 42, Bluetooth circuit 43, sound wave circuit 44, loud speaker/microphone 45 and authentication circuit 46, change the state of switch 42, make it between Bluetooth circuit 43 harmony wave circuit 44, carry out selectivity connection, to make earphone 12 while realizing voice call or audio-visual amusement function, identity authentication function can be realized, ensure the fail safe of web transaction data, and be convenient to user and carry.
Refer to Fig. 7, Fig. 7 is the earphone syndeton schematic diagram of the utility model the 3rd execution mode.Earphone 60 and electronic equipment 61 wireless connections that the present embodiment discloses, earphone 60 comprises Bluetooth circuit 62, sound wave circuit 63, loud speaker/microphone 64 and authentication circuit 65.Wherein, Bluetooth circuit 62 is connected with loud speaker/microphone 64, and sound wave circuit 63 is connected with authentication circuit 65.
When earphone 60 obtains RF signal from electronic equipment 61, loud speaker/microphone 64 is connected with electronic equipment 61 by Bluetooth circuit 62, and now earphone 60 realizes voice call or audio-visual amusement function.
When earphone 60 obtains acoustic signals from electronic equipment 61, loud speaker/microphone 64 is connected with electronic equipment 61 by sound wave circuit 63, and now earphone 40 realizes identity authentication function.
In sum, the utility model provides a kind of earphone with identity authentication function, it comprises switch, loud speaker/microphone and authentication circuit, one end of switch is used for being connected with electronic equipment, the other end of switch carries out selectivity connection between loud speaker/microphone, authentication circuit, to make earphone while realizing voice call or audio-visual amusement function, can realize identity authentication function, ensure the fail safe of web transaction data, and be convenient to user and carry.
The foregoing is only execution mode of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. one kind has the earphone of identity authentication function, it is characterized in that, described earphone is connected with electronic equipment, it comprises switch, loud speaker/microphone and authentication circuit, described authentication circuit built-in security chip, described safety chip has A/D, D/A translation function and built-in security algorithm, and one end of described switch is used for being connected with described electronic equipment, and the other end of described switch carries out selectivity connection between described loud speaker/microphone, described authentication circuit.
2. earphone according to claim 1, it is characterized in that, described switch comprises trigger switch, the first commutation circuit and the second commutation circuit, described first commutation circuit, the second commutation circuit include first end, the second end, the 3rd end and control end, described trigger switch connects the control end of described first commutation circuit, the second commutation circuit respectively, and the first end of described first commutation circuit or the second commutation circuit carries out selectivity with described second end, the 3rd end and is connected under described control end controls;
The first end of described first commutation circuit is connected with described electronic equipment by one end of described switch, and the second end of described first commutation circuit, the 3rd end connect the output of described microphone and described authentication circuit respectively;
The first end of described second commutation circuit is connected with described electronic equipment by one end of described switch, and the second end of described second commutation circuit, the 3rd end connect the input of described loud speaker and described authentication circuit respectively.
3. earphone according to claim 2, it is characterized in that, described trigger switch comprises first end, the second end and the 3rd end, the first end ground connection of described trigger switch, 3rd end of described trigger switch is connected with a reference voltage source by a resistance, the second end of described trigger switch described trigger switch first end with carry out selectivity between the 3rd end and be connected.
4. earphone according to claim 3, it is characterized in that, when the second end of described trigger switch is connected with the first end of described trigger switch, described first commutation circuit controls respective first end respectively with the control end of the second commutation circuit and is connected with the second end; When the three-terminal link of the second end of described trigger switch and described trigger switch, the control end of described first commutation circuit and the second commutation circuit controls respective first end and three-terminal link respectively.
5. earphone according to claim 2, is characterized in that, one end of described switch is connected with described electronic equipment by earphone wiring/plug.
6. earphone according to claim 1, is characterized in that, described earphone also comprises internal battery, and described internal battery is used for for described switch and described authentication circuit supply.
7. earphone according to claim 1, it is characterized in that, described switch is key switch, described earphone also comprises Bluetooth circuit and sound wave circuit, described Bluetooth circuit is connected with described loud speaker/microphone, described sound wave circuit is connected with described authentication circuit, and described switch carries out selectivity connection between described Bluetooth circuit and described sound wave circuit.
8. earphone according to claim 7, it is characterized in that, when not pressing the button of described switch, the Bluetooth circuit of described earphone receives the RF signal obtained from described electronic equipment, and start work, and described loud speaker/microphone is connected with described electronic equipment by described Bluetooth circuit; When pressing the button of described switch, the sound wave circuit of described earphone obtains acoustic signals from described electronic equipment, and starts work, and described authentication circuit is connected with described electronic equipment by described sound wave circuit.
9. earphone according to claim 8, is characterized in that, described sound wave circuit comprises acoustic receiver unit and sound wave transmitting element, wherein:
Described acoustic receiver unit is connected with described authentication circuit, for obtaining described acoustic signals from described electronic equipment, and described acoustic signals is sent to described authentication circuit;
Described sound wave transmitting element is connected with described authentication circuit, for obtaining authentication response information from described authentication circuit, and described authentication response information is sent to described electronic equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397950.8U CN204069294U (en) | 2014-07-17 | 2014-07-17 | A kind of earphone with identity authentication function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420397950.8U CN204069294U (en) | 2014-07-17 | 2014-07-17 | A kind of earphone with identity authentication function |
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| CN204069294U true CN204069294U (en) | 2014-12-31 |
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| CN201420397950.8U Active CN204069294U (en) | 2014-07-17 | 2014-07-17 | A kind of earphone with identity authentication function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106331243A (en) * | 2015-06-26 | 2017-01-11 | 宇龙计算机通信科技(深圳)有限公司 | Miniature loudspeaker and mobile terminal containing the same |
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2014
- 2014-07-17 CN CN201420397950.8U patent/CN204069294U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106331243A (en) * | 2015-06-26 | 2017-01-11 | 宇龙计算机通信科技(深圳)有限公司 | Miniature loudspeaker and mobile terminal containing the same |
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