CN206272812U - A kind of bluetooth earphone and mobile terminal interactive system - Google Patents
A kind of bluetooth earphone and mobile terminal interactive system Download PDFInfo
- Publication number
- CN206272812U CN206272812U CN201621270685.2U CN201621270685U CN206272812U CN 206272812 U CN206272812 U CN 206272812U CN 201621270685 U CN201621270685 U CN 201621270685U CN 206272812 U CN206272812 U CN 206272812U
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- Prior art keywords
- encryption
- bluetooth earphone
- decryption
- mobile terminal
- decryption element
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Abstract
The utility model belongs to wireless communication technique field, more particularly to a kind of bluetooth earphone and mobile terminal interactive system.In the utility model embodiment, bluetooth earphone includes loudspeaker, microphone, encryption/decryption element, AD conversion unit, DA converting units, bluetooth transmission circuit and encryption and decryption key circuit, the audio signal interacted by encryption/decryption element pair and mobile terminal is encrypted or decrypted, the risk for preventing the voice call in mobile terminal and voicemail message to be ravesdropping or steal, substantially increases the information security of mobile terminal.In addition, by setting voice changer and finger-print cipher button, it is also possible to further protect the privacy of user, it is to avoid unnecessary trouble, and bluetooth earphone can do under automatic decryption and triggering decryption two states and switch, and improve the convenience of user.
Description
Technical field
The utility model belongs to wireless communication technique field, more particularly to a kind of bluetooth earphone and mobile terminal interaction system
System.
Background technology
Bluetooth (Bluetooth) technology is a kind of wireless technology standard, is capable of achieving fixing equipment, mobile device and building
Short-range data between people domain net is exchanged.Bluetooth earphone is to apply in hands-free headsets Bluetooth technology, allows the user can be with
Exempt impeding for irritating electric wire, the easily communication in a variety of ways of comfortable ground.Bluetooth earphone is mainly used in the transmission of audio resource, example
Such as, often be connected for the mobile terminals such as bluetooth earphone and smart mobile phone by user, the music for listening mobile terminal playing；For another example,
With mobile terminal can also be connected bluetooth earphone by user, dialed by bluetooth earphone, received calls, and realize that blue tooth voice communicates
Etc..
But voice call and tone information function that current bluetooth earphone is interacted with mobile terminal, do not enter generally
Row encryption, is so easy to allow the voice call in mobile terminal and voicemail message to be ravesdropping or steal, and particularly moves
Lost terminal or after stealing, so makes a big impact safely to customer information.
Utility model content
The purpose of the utility model embodiment is to provide a kind of bluetooth earphone, it is intended to which solving present bluetooth earphone does not have
Encryption function, has that the voice call easily allowed in mobile terminal and voicemail message are ravesdropping or steal.
The utility model embodiment is achieved in that a kind of bluetooth earphone, including loudspeaker and microphone, the bluetooth
Earphone also includes：
Pair encryption/decryption element for being encrypted or decrypting with the audio signal that mobile terminal is interacted；
It is connected between the microphone and encryption/decryption element, the audio signal to microphone collection carries out modulus turn
The AD conversion unit for changing；
It is connected between the loudspeaker and encryption/decryption element, the audio signal after being decrypted through the encryption/decryption element is entered
Row digital-to-analogue conversion is sent to the DA converting units that the loudspeaker is played；
It is connected with the encryption/decryption element, realizes that the bluetooth earphone carries out the bluetooth that audio signal is interacted with mobile terminal
Transmission circuit；And
It is connected with the encryption/decryption element, sends the encryption and decryption key circuit of encryption trigger signal or decryption trigger signal.
In said structure, the bluetooth earphone also includes being connected between the AD conversion unit and encryption/decryption element, right
The audio signal of the AD conversion unit output carries out audio frequency process, changes tone color, the voice changer of tone.
In said structure, the encryption and decryption key circuit includes:Encryption triggering button K1, decryption triggering button K2, partial pressure electricity
Resistance R1, divider resistance R2 and divider resistance R3；
The divider resistance R1 and encryption triggering button K1 are connected between the encryption/decryption element and ground, the partial pressure electricity
Resistance R2 and encryption triggering button K2 are connected between the encryption/decryption element and ground, and the divider resistance R3 is connected to power supply and divides
Between piezoresistance R1, divider resistance R2.
In said structure, the encryption triggering button K1 and decryption triggering button K2 use finger-print cipher button.
In said structure, the bluetooth earphone also includes：
It is connected with the encryption/decryption element, prompts the user with the bluetooth earphone and be in encrypted state or decrypted state
LED light circuit.
In said structure, the encryption/decryption element uses deciphering chip U1, the audio input of the deciphering chip U1
End MICIN connects the voice changer, and the audio output OUT1 of the deciphering chip U1 connects the DA converting units, described plus solution
The control signal IN1 of close chip U1 meets the divider resistance R1 and divider resistance R2 simultaneously, and the deciphering chip U1's is defeated
Enter output end I/O and connect the bluetooth transmission circuit, the indication output end OUT2 of the deciphering chip U1 connects the LED light
Circuit.
The another object of the utility model embodiment is to provide a kind of mobile terminal interactive system, including mobile terminal,
The mobile terminal interactive system also includes above-mentioned bluetooth earphone.
In said structure, the mobile terminal includes intelligent mobile phone or panel computer.
In the utility model embodiment, bluetooth earphone include loudspeaker, microphone, encryption/decryption element, AD conversion unit,
DA converting units, bluetooth transmission circuit and encryption and decryption key circuit, are interacted by encryption/decryption element pair and mobile terminal
Audio signal is encrypted or decrypts, it is therefore prevented that voice call and voicemail message in mobile terminal are ravesdropping or steal
Risk, substantially increases the information security of mobile terminal.
Brief description of the drawings
Fig. 1 is the structure chart of the mobile terminal interactive system that the utility model embodiment is provided；
Fig. 2 is the function structure chart of the bluetooth earphone that the utility model first embodiment is provided；
Fig. 3 is the function structure chart of the bluetooth earphone that the utility model second embodiment is provided；
Fig. 4 is the circuit structure diagram of the bluetooth earphone that the utility model second embodiment is provided；
Fig. 5 is the application state figure of the bluetooth earphone that the utility model embodiment is provided.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and implementation
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model, is not used to limit the utility model.
Fig. 1 shows the structure of the mobile terminal interactive system that the utility model embodiment is provided, for convenience of description, only
Show the part related to the utility model embodiment.
A kind of mobile terminal interactive system, including mobile terminal 1 02, the mobile terminal interactive system also include bluetooth ear
Machine 101.
Used as the embodiment of the utility model one, the mobile terminal 1 02 includes intelligent mobile phone or panel computer etc.,
Here do not enumerate.
Fig. 2 shows the modular structure of the bluetooth earphone that the utility model first embodiment is provided, for convenience of description, only
Show the part related to the utility model embodiment.
A kind of bluetooth earphone 101, including loudspeaker 1 and microphone 2, the bluetooth earphone 101 also include：
Pair encryption/decryption element for being encrypted or decrypting with the audio signal that mobile terminal is interacted 3；
It is connected between the microphone 2 and encryption/decryption element 3, the audio signal to the collection of the microphone 2 carries out mould
The AD conversion unit 4 of number conversion；
It is connected between the loudspeaker 1 and encryption/decryption element 3, to believing through the audio after the decryption of the encryption/decryption element 3
Number carry out the DA converting units 5 that digital-to-analogue conversion is sent to the broadcasting of the loudspeaker 1；
It is connected with the encryption/decryption element 3, realizes that the bluetooth earphone 101 carries out audio signal friendship with mobile terminal 1 02
Mutual bluetooth transmission circuit 6；And
It is connected with the encryption/decryption element 3, sends the encryption and decryption key circuit 7 of encryption trigger signal or decryption trigger signal.
Fig. 3 shows the modular structure of the bluetooth earphone that the utility model second embodiment is provided, for convenience of description, only
Show the part related to the utility model embodiment.
Used as the embodiment of the utility model one, the bluetooth earphone 101 also includes being connected to the AD conversion unit 4 and adding
Between decryption unit 3, the audio signal to the AD conversion unit 4 output carries out audio frequency process, changes tone color, the change of voice of tone
Device 9.
So user is encrypted protection except the sound to oneself, can also set the sound of personalization.
Fig. 4 shows the circuit structure of the bluetooth earphone that the utility model second embodiment is provided, for convenience of description, only
Show the part related to the utility model embodiment.
Used as the embodiment of the utility model one, the encryption and decryption key circuit 7 includes:Encryption triggering button K1, decryption triggering
Button K2, divider resistance R1, divider resistance R2 and divider resistance R3；
The divider resistance R1 and encryption triggering button K1 are connected between the encryption/decryption element 3 and ground, the partial pressure
Resistance R2 and encryption triggering button K2 are connected between the encryption/decryption element 3 and ground, and the divider resistance R3 is connected to power supply
Between divider resistance R1, divider resistance R2.
Used as the embodiment of the utility model one, the encryption triggering button K1 and decryption triggering button K2 are close using fingerprint
Code button.
Used as the embodiment of the utility model one, the bluetooth earphone 101 also includes：
It is connected with the encryption/decryption element 3, prompts the user with the bluetooth earphone 101 and be in encrypted state or decrypted state
LED light circuit 8.
The varying level state of the interface that encryption/decryption element 3 is connected by setting with LED light circuit 8, LED light
Circuit 8 prompts the user with the bluetooth earphone 101 and is in encrypted state according to varying level state, by different dispaly states
Or decrypted state, accordingly even when in the case that light is very dark at night, user can understand bluetooth according to LED light circuit 8
The working condition of earphone 101.
Used as the embodiment of the utility model one, the encryption/decryption element 3 uses deciphering chip U1, the deciphering chip
The audio input end MICIN of U1 connects the voice changer 9, and the audio output OUT1 of the deciphering chip U1 connects the DA conversions
Unit 5, the control signal IN1 of the deciphering chip U1 meets the divider resistance R1 and divider resistance R2 simultaneously, it is described plus
The input/output terminal I/O of deciphering chip U1 connects the bluetooth transmission circuit 6, the indication output end OUT2 of the deciphering chip U1
Connect the LED light circuit 8.
Fig. 5 shows the application state of the bluetooth earphone that the utility model embodiment is provided, and for convenience of description, only shows
The part related to the utility model embodiment.
As illustrated, when user carries out wechat/QQ group chats using mobile terminal 1 02, can be by bluetooth earphone 101 pairs
The voice-enabled chats such as wechat/QQ are encrypted, and allow the bluetooth earphone of the matching only specified just to understand chat content, such as, difference quotient exists
When group chat, want to allow special agent to know chat content, such as negotiate a price, negotiation information etc., also some business or personal
The private chat content of privacy.When encryption is needed, operation encryption triggering button K1, the control signal of deciphering chip U1
By detecting the voltage of divider resistance, deciphering chip U1 triggerings are encrypted IN1 to the audio signal being input into, the work of decryption
Process is same, repeats no more here.
In addition, setting the purpose of voice changer 9 also for the privacy of protection user, for specific chatting object, allow right
While side obtains voice messaging, pretend the characteristic voice of oneself, it is to avoid unnecessary trouble.
And during application, encryption triggering button K1 and decryption triggering button K2 are further pressed using finger-print cipher
Key, in order to when mobile terminal 1 02 and bluetooth earphone 101 drop into other people on hand simultaneously, prevent other people from passing through straight
Operation encryption triggering button K1 and decryption triggering button K2 is met, encrypted audio signals is eavesdropped, so as to further protect user's
Privacy.
Used as the embodiment of the utility model one, user adds for 101 pairs except operation decryption triggering button K2 triggerings bluetooth earphone
Bluetooth earphone 101 can also be set to automatic decrypted state by the audio signal after close outside being decrypted, and concrete operations are：It is blue
Tooth earphone 101 also includes the NFC module 10 being connected with the encryption/decryption element 3, and specifically, the NFC module 10 connects described adding
Deciphering chip U1 with opposite end PIO, it is only necessary to by by the NFC module 10 of this bluetooth earphone 101 and other bluetooth earphones or shifting
Dynamic terminal is matched, if successful matching, without operation decryption triggering button K2, this bluetooth earphone 101 can automatically to it
Audio signal after the encryption that his bluetooth earphone or mobile terminal send is decrypted, and greatly facilitates user.
Used as the embodiment of the utility model one, NFC module 10 uses the NFC chip of model NTAG203F.Certain NFC
Module 10 can also only enumerate one of them as embodiment here using the chip of other models.
In the utility model embodiment, bluetooth earphone include loudspeaker, microphone, encryption/decryption element, AD conversion unit,
DA converting units, bluetooth transmission circuit and encryption and decryption key circuit, are interacted by encryption/decryption element pair and mobile terminal
Audio signal is encrypted or decrypts, it is therefore prevented that voice call and voicemail message in mobile terminal are ravesdropping or steal
Risk, substantially increases the information security of mobile terminal.In addition, by setting voice changer and finger-print cipher button, it is also possible to enter
One step protects the privacy of user, it is to avoid unnecessary trouble, and bluetooth earphone can be in two kinds of automatic decryption and triggering decryption
Done under state and switched, improve the convenience of user.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of bluetooth earphone, including loudspeaker and microphone, it is characterised in that the bluetooth earphone also includes：
Pair encryption/decryption element for being encrypted or decrypting with the audio signal that mobile terminal is interacted；
It is connected between the microphone and encryption/decryption element, the audio signal to microphone collection carries out analog-to-digital conversion
AD conversion unit；
It is connected between the loudspeaker and encryption/decryption element, line number is entered to the audio signal after being decrypted through the encryption/decryption element
Mould conversion is sent to the DA converting units that the loudspeaker is played；
It is connected with the encryption/decryption element, realizes that the bluetooth earphone carries out the bluetooth transmitting-receiving that audio signal is interacted with mobile terminal
Circuit；And
It is connected with the encryption/decryption element, sends the encryption and decryption key circuit of encryption trigger signal or decryption trigger signal.
2. bluetooth earphone as claimed in claim 1, it is characterised in that the bluetooth earphone also includes being connected to the AD conversion
Between unit and encryption/decryption element, the audio signal to AD conversion unit output carries out audio frequency process, changes tone color, tone
Voice changer.
3. bluetooth earphone as claimed in claim 2, it is characterised in that the encryption and decryption key circuit includes:Encryption triggering button
K1, decryption triggering button K2, divider resistance R1, divider resistance R2 and divider resistance R3；
The divider resistance R1 and encryption triggering button K1 are connected between the encryption/decryption element and ground, the divider resistance R2
And encryption triggering button K2 is connected between the encryption/decryption element and ground, the divider resistance R3 is connected to power supply with partial pressure electricity
Between resistance R1, divider resistance R2.
4. bluetooth earphone as claimed in claim 3, it is characterised in that the encryption triggering button K1 and decryption triggering button K2
Use finger-print cipher button.
5. bluetooth earphone as claimed in claim 3, it is characterised in that the bluetooth earphone also includes：
It is connected with the encryption/decryption element, prompts the user with LED of the bluetooth earphone in encrypted state or decrypted state and refer to
Indication lamp circuit.
6. bluetooth earphone as claimed in claim 5, it is characterised in that the encryption/decryption element uses deciphering chip U1, institute
The audio input end MICIN for stating deciphering chip U1 connects the voice changer, the audio output OUT1 of the deciphering chip U1
The DA converting units are connect, the control signal IN1 of the deciphering chip U1 connects the divider resistance R1 and partial pressure electricity simultaneously
Resistance R2, the input/output terminal I/O of the deciphering chip U1 connect the bluetooth transmission circuit, the instruction of the deciphering chip U1
Output end OUT2 connects the LED light circuit.
7. a kind of mobile terminal interactive system, including mobile terminal, it is characterised in that the mobile terminal interactive system also includes
Bluetooth earphone as described in claim any one of 1-6.
8. mobile terminal interactive system as claimed in claim 7, it is characterised in that the mobile terminal includes intelligent mobile electricity
Words or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621270685.2U CN206272812U (en) | 2016-11-23 | 2016-11-23 | A kind of bluetooth earphone and mobile terminal interactive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621270685.2U CN206272812U (en) | 2016-11-23 | 2016-11-23 | A kind of bluetooth earphone and mobile terminal interactive system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206272812U true CN206272812U (en) | 2017-06-20 |
Family
ID=59039951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621270685.2U Active CN206272812U (en) | 2016-11-23 | 2016-11-23 | A kind of bluetooth earphone and mobile terminal interactive system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206272812U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112040078A (en) * | 2020-09-04 | 2020-12-04 | 易兆微电子(杭州)股份有限公司 | Method for realizing audio equipment end network communication system based on BNEP protocol |
| CN115348579A (en) * | 2022-10-18 | 2022-11-15 | 长江量子(武汉)科技有限公司 | Voice encryption method applied to wireless earphone and encryption type wireless earphone |
-
2016
- 2016-11-23 CN CN201621270685.2U patent/CN206272812U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112040078A (en) * | 2020-09-04 | 2020-12-04 | 易兆微电子(杭州)股份有限公司 | Method for realizing audio equipment end network communication system based on BNEP protocol |
| CN115348579A (en) * | 2022-10-18 | 2022-11-15 | 长江量子(武汉)科技有限公司 | Voice encryption method applied to wireless earphone and encryption type wireless earphone |
| CN115348579B (en) * | 2022-10-18 | 2023-02-17 | 长江量子(武汉)科技有限公司 | Voice encryption method applied to wireless earphone and encryption type wireless earphone |
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Effective date of registration: 20191225 Address after: 518000 District 652, district a, huameiju business center, Xinhu Road, Haiyu community, Xin'an street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Jian Rong semiconductor (Shenzhen) Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province science and Technology Park of Nanshan District high new technology building B505 Fu'an Co-patentee before: Jianrong Integrated Circuit Technology (Zhuhai) Co., Ltd. Patentee before: Jian Rong semiconductor (Shenzhen) Co., Ltd. Co-patentee before: ZHUHAI HUANGRONG INTEGRATED CIRCUIT TECHNOLOGY CO., LTD. |