CN103832459B - The steering wheel of integrated wireless microphone - Google Patents
The steering wheel of integrated wireless microphone Download PDFInfo
- Publication number
- CN103832459B CN103832459B CN201210481465.4A CN201210481465A CN103832459B CN 103832459 B CN103832459 B CN 103832459B CN 201210481465 A CN201210481465 A CN 201210481465A CN 103832459 B CN103832459 B CN 103832459B
- Authority
- CN
- China
- Prior art keywords
- microphone
- vehicle steering
- integrated wireless
- audio signal
- wireless microphone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The present invention relates to automotive electronic technology, particularly to the steering wheel of integrated wireless microphone.Comprise according to the vehicle steering of the integrated wireless microphone of the present invention: skeleton, its surface parcel expanded material；The decoration being fixed together with described skeleton or expanded material, also includes: microphone, and it is arranged on the lower section of described decoration；Audio Signal Processing and transmitter module, it is fixed on described skeleton or expanded material and is connected with described microphone through cable.
Description
Technical field
The present invention relates to automotive electronic technology, particularly to the steering wheel of integrated wireless microphone.
Background technology
Existing automobile is often configured with Bluetooth Telephone System, and wherein, the microphone receiving acoustical signal is connected by transmission line with bluetooth module.Owing to there is the electromagnetic environment of complexity in car, it is therefore the interference avoiding electromagnetic signal, needs to use shielding line as transmission line.But the volume of shielding line itself is relatively big, causes it that position is set and be subject to bigger restriction, the most often can only be arranged in such as console, instrument board and ceiling reading lamp etc..
Figure
1
For the automobile telephone equipment of the prior art schematic layout pattern in automobile.See figure
1
, microphone can be arranged on blue-tooth device
10
Or instrument board
20
On.When microphone is arranged on figure
1
In vehicle steering
30
Time upper, following point will be run into: the wire harness on steering wheel needs to be attached with overall wire sheaves by clock spring, owing to clock spring cannot accomplish shielding, will be by electromagnetic interference when therefore microphone is installed on steering wheel.
In a word, conventionally, as microphone cannot be arranged on optimum position, optimal sound collection effect therefore it is unable to reach.
Summary of the invention
It is an object of the present invention to provide a kind of wireless microphone being suitable to and integrating with steering wheel, it has the advantages such as collection signal is clear.
Above-mentioned purpose can be realized by following technical proposal:
The vehicle steering of a kind of integrated wireless microphone, comprises:
Skeleton, its surface parcel expanded material；
The decoration being fixed together with described skeleton or expanded material,
It is characterized in that, also include:
Microphone, it is arranged on the lower section of described decoration；
Audio Signal Processing and transmitter module, it is fixed on described skeleton or expanded material and is connected with described microphone through cable.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, described vehicle steering also includes that the multifunction switch being fixed on described skeleton or expanded material, described Audio Signal Processing integrate with described multifunction switch with transmitter module.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, the acoustical signal that described microphone is gathered by described Audio Signal Processing and transmitter module sends to bluetooth module with digital signal form.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, the frequency of described digital signal is
2.4GHz
。
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, the acoustical signal that described microphone is gathered by described Audio Signal Processing and transmitter module sends to bluetooth module with analog signal form.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, the frequency of described analogue signal is
430-435MHz
And use
67Hz-250.3Hz
Sub-audio signal be encrypted.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, described Multifunction open is shut and is provided with incoming call sound button and hang-up button, and has
LIN
Bus communication function.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, described multifunction switch is used for performing following operation:
Warp
LIN
Bus receives the incoming call indication signal from described bluetooth module warp；
Detect whether the event occurring to trigger described incoming call sound button；
If it occur that, then through described
LIN
Bus activates described bluetooth module and is at reception of wireless signals state, and activate described microphone and Audio Signal Processing and transmitter module, so that acoustical signal is gathered by described microphone and is sent to described bluetooth module with transmitter module by described Audio Signal Processing.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, described multifunction switch is used for performing following operation:
Detect whether the event occurring to trigger described hang-up button；
If it occur that, then close described microphone and Audio Signal Processing and transmitter module, and through described
LIN
Bus indicates described bluetooth module to hang up the telephone.
Preferably, in the vehicle steering of above-mentioned integrated wireless microphone, on described decoration surface, the position corresponding with described microphone offers at least one aperture.
In an embodiment of the present invention, the microphone of Vehicular bluetooth telephone system is arranged on steering wheel, and by Radio Transmission Technology, the acoustical signal collected is transferred to bluetooth telephone device.The problem such as which solve that existing microphone position is unreasonable and sound collection poor TV signal is clear, meanwhile, by utilizing wireless technology transmission acoustical signal to also simplify the layout of wire harness in car.
From combine accompanying drawing described further below, it will make above and other objects of the present invention and advantage be more fully apparent from.
Accompanying drawing explanation
Figure
1
For the automobile telephone equipment of the prior art schematic layout pattern in automobile.
Figure
2
Decomposing schematic representation for the vehicle steering according to one embodiment of the present of invention.
Figure
3
For figure
2
Schematic diagram under shown vehicle steering assembled state.
Figure
4
For realizing the schematic diagram of incoming call sound process according to the vehicle steering of one embodiment of the invention.
Figure
5
For realizing the schematic diagram of call hang-ups process according to the vehicle steering of one embodiment of the invention.
Detailed description of the invention
The detailed description of the invention of the present invention is described to illustrate the present invention below with reference to accompanying drawing.It should be understood that what these detailed description of the invention were merely exemplary, for the spirit and scope of the present invention and unrestrictedly act on.
In this manual, " connect " word and should be understood to be included in direct transmission energy or the situation of signal between two unit, or indirectly transmit the situation of energy or signal through one or more Unit the 3rd, and signal designated herein includes but not limited to the signal presented in electricity, light and magnetic.Additionally, " comprising " and the term of " including " etc represents in addition to having the unit and step having in the specification and in the claims directly and clearly state, technical scheme is also not excluded for having other unit directly or clearly do not stated and the situation of step.Furthermore, the term of such as " first ", " second ", " the 3rd " and " the 4th " etc is not offered as unit or numerical value and only makees to distinguish each unit or numerical value in the order of the aspects such as time, space, size and be used.
Under normal circumstances, vehicle steering is the most all with one or several different decoration.According to embodiments of the invention, microphone can be arranged in the gap between decoration and steering wheel body or skeleton.Additionally, according to embodiments of the invention, the acoustical signal of microphone collection is wirelessly sent to the bluetooth module of car phone equipment.To this end, wireless launcher can arranged on the steering wheel.Preferably, wireless launcher can be integrated with multifunction switch, the most again multifunction switch is assembled together with decoration.
In an embodiment of the present invention, while meeting microphone arrangement space, signal processing and transmitter module are integrated in the Multifunction open Central Shanxi Plain, have saved space limited on steering wheel.
Figure
2
Decomposing schematic representation for the vehicle steering according to one embodiment of the present of invention.Figure
3
For figure
2
Schematic diagram under shown vehicle steering assembled state.
See figure
2
With
3
, the vehicle steering of the present embodiment comprises skeleton
310
, decoration
320A
、
320B
, multifunction switch
330
, microphone
340
And cable
350
。
Skeleton
310
Can be made up of kirsite or aluminium alloy, its surface parcel expanded material.Such as figure
2
With
3
Shown in, decoration
320A
With
320B
It is fixed on skeleton
310
Or on the expanded material of parcel.It addition, multifunction switch
330
With decoration
320B
It is fixed together, or multifunction switch
330
Shell and decoration
320B
It is integrated.Multifunction switch
330
Through cable
350
With microphone
340
Connect.In the present embodiment, such as figure
3
Shown in, decoration
320A
On offer aperture
321
.Microphone
340
It is arranged on decoration
320A
Lower section and in the face of aperture
321
With collected sound signal.
In order to by microphone
340
Collect acoustical signal and be sent to the bluetooth module of car phone equipment through wireless channel, according to also including Audio Signal Processing and transmitter module on the steering wheel of the present invention.In the present embodiment, Audio Signal Processing and transmitter module and multifunction switch
330
Integrate.It should be noted however that this layout is not necessarily.Alternatively, Audio Signal Processing and transmitter module can be one independent of multifunction switch
330
Module, it is also fixed on skeleton
310
Or parcel expanded material on and pass through cable
350
It is connected with microphone.Furthermore, multifunction switch
330
On incoming call sound button and hang-up button can be set, and have
LIN
Bus communication function.
Owing to bluetooth telephone need to possess certain privacy, it is therefore desirable to be encrypted, and ensure that signal can preferably be transferred to bluetooth module.Voice signal can be transmitted by digital signal at present, it is also possible to is transmitted by analogue signal.
Preferably, Audio Signal Processing and transmitter module are by microphone
340
The acoustical signal gathered sends to bluetooth module with digital signal form, to avoid the interference of external signal, significantly improves audio quality.The frequency of digital signal can be such as
2.4GHz
。
Alternatively, Audio Signal Processing and transmitter module are by microphone
340
The acoustical signal gathered sends to bluetooth module with analog signal form, and the frequency of analogue signal can be
430-435MHz
And use
67Hz-250.3Hz
Sub-audio signal be encrypted.
Owing to interior space is more airtight, generally use low power wireless signal both can meet requirement, also reduce the radiation of car load simultaneously.
Microphone can not be in "on" position all the time, and otherwise the life-span of microphone, quiescent dissipation etc. have bad impact, owing to multifunction switch is always integrated with
LIN
Bus communication, the switch of bluetooth telephone also is located on multifunctional steering wheel switch.Therefore the signal processing that the open and close of microphone can be shut by being positioned at Multifunction open is controlled with transmitter module.
Figure
4
For realizing the schematic diagram of incoming call sound process according to the vehicle steering of one embodiment of the invention.
Such as figure
4
Shown in, the bluetooth module warp in the case of having incoming call, on car phone equipment
LIN
Bus is to multifunction switch
330
Send incoming call indication signal, so that multifunction switch
330
Enter the state of response user operation.Work as multifunction switch
330
On answer after button triggered by user, multifunction switch
330
The operation that Answer Key is triggered detected, then send
LIN
Bus signals activates bluetooth module, so that car phone equipment enters the state received calls.Meanwhile, multifunction switch
330
Make Audio Signal Processing switch on power with transmitter module, and activate this module and microphone
340
.Thus, acoustical signal is through microphone
340
Sense and through wire
350
It is sent to Audio Signal Processing and transmitter module.Audio Signal Processing and transmitter module are receiving microphone
340
After the audio signal of sensing, it is processed (such as coding) and the audio signal after coding is sent to bluetooth module with the form of wireless signal, it then is decoded processing to be converted into audio signal after receiving wireless signal by bluetooth module, thus sends the opposing party to call through car phone equipment.
Figure
5
For realizing the schematic diagram of call hang-ups process according to the vehicle steering of one embodiment of the invention.
Such as figure
5
Shown in, in communication process, multifunction switch
340
All the time the armed state whether detection hang-up button is triggered it is in.After the event that generation hang-up button is triggered being detected, multifunction switch is sent out
330
Warp
LIN
Bus sends signal to bluetooth module, indicates it to hang up the telephone.Meanwhile, multifunction switch is sent out
330
Disconnect the power supply of Audio Signal Processing and transmitter module, close Audio Signal Processing and transmitter module and microphone.
Due to can be under the spirit without departing substantially from basic feature of the present invention, implement the present invention in a variety of manners, therefore present embodiment is illustrative and not restrictive, owing to the scope of the present invention is defined by the independent claims, rather than defined by description, therefore fall into all changes in the border of claim and boundary, or this claim border and the equivalent of boundary thus forgiven by claim.
Claims (10)
1. a vehicle steering for integrated wireless microphone, comprises:
Skeleton, its surface parcel expanded material；
The decoration being fixed together with described skeleton or expanded material,
It is characterized in that, also include:
Microphone, it is arranged on the lower section of described decoration；
Audio Signal Processing and transmitter module, it is fixed on described skeleton or expanded material and is connected with described microphone through cable.
2. the vehicle steering of integrated wireless microphone as claimed in claim 1, wherein, described vehicle steering also includes the multifunction switch being fixed on described skeleton or expanded material, and described Audio Signal Processing integrates with described multifunction switch with transmitter module.
3. the vehicle steering of integrated wireless microphone as claimed in claim 2, wherein, the acoustical signal that described microphone is gathered by described Audio Signal Processing and transmitter module sends to bluetooth module with digital signal form.
4. the vehicle steering of integrated wireless microphone as claimed in claim 3, wherein, the frequency of described digital signal is 2.4GHz.
5. the vehicle steering of integrated wireless microphone as claimed in claim 2, wherein, the acoustical signal that described microphone is gathered by described Audio Signal Processing and transmitter module sends to bluetooth module with analog signal form.
6. the vehicle steering of integrated wireless microphone as claimed in claim 5, wherein, the frequency of described analogue signal is 430-435MHz and uses the sub-audio signal of 67Hz-250.3Hz to be encrypted.
7. the vehicle steering of the integrated wireless microphone as described in any one in claim 3-6, wherein, described Multifunction open is shut and is provided with incoming call sound button and hang-up button, and has LIN bus communication function.
8. the vehicle steering of integrated wireless microphone as claimed in claim 7, wherein, described multifunction switch is used for performing following operation:
The incoming call indication signal from described bluetooth module is received through LIN bus；
Detect whether the event occurring to trigger described incoming call sound button；
If it occur that, then activate described bluetooth module through described LIN bus and be at reception of wireless signals state, and activate described microphone and Audio Signal Processing and transmitter module, so that acoustical signal is gathered by described microphone and is sent to described bluetooth module with transmitter module by described Audio Signal Processing.
9. the vehicle steering of integrated wireless microphone as claimed in claim 7, wherein, described multifunction switch is used for performing following operation:
Detect whether the event occurring to trigger described hang-up button；
If it occur that, then close described microphone and Audio Signal Processing and transmitter module, and indicate described bluetooth module to hang up the telephone through described LIN bus.
10. the vehicle steering of integrated wireless microphone as claimed in claim 1, wherein, on described decoration surface, the position corresponding with described microphone offers at least one aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481465.4A CN103832459B (en) | 2012-11-23 | 2012-11-23 | The steering wheel of integrated wireless microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481465.4A CN103832459B (en) | 2012-11-23 | 2012-11-23 | The steering wheel of integrated wireless microphone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103832459A CN103832459A (en) | 2014-06-04 |
| CN103832459B true CN103832459B (en) | 2016-12-21 |
Family
ID=50796441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210481465.4A Expired - Fee Related CN103832459B (en) | 2012-11-23 | 2012-11-23 | The steering wheel of integrated wireless microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103832459B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392073A (en) * | 2015-12-02 | 2016-03-09 | 北京云知声信息技术有限公司 | Microphone damping support |
| JP2023037342A (en) * | 2021-09-03 | 2023-03-15 | 株式会社東海理化電機製作所 | steering |
Citations (8)
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|---|---|---|---|---|
| US5707262A (en) * | 1996-04-23 | 1998-01-13 | Huntley; Jeffery W. | Wireless trim control system for boat drive |
| CN101414854A (en) * | 2008-10-20 | 2009-04-22 | 许富民 | Vehicle-mounted Bluetooth hands-free message equipment and allocation method thereof |
| CN201282565Y (en) * | 2008-07-02 | 2009-07-29 | 王志坤 | Automobile mobile phone call system |
| CN101594409A (en) * | 2009-03-04 | 2009-12-02 | 延锋百利得（上海）汽车安全系统有限公司 | A kind of steering wheel with voice acquisition system |
| CN201550108U (en) * | 2009-11-12 | 2010-08-11 | 北汽福田汽车股份有限公司 | Vehicle-mounted Bluetooth telephone device |
| CN101850784A (en) * | 2009-04-02 | 2010-10-06 | 上海航盛实业有限公司 | Bluetooth steering wheel |
| CN102457533A (en) * | 2010-10-20 | 2012-05-16 | 埃泰克汽车电子(芜湖)有限公司 | Automobile information acquisition and analysis system based on Bluetooth mobile phone transmission |
| CN202320456U (en) * | 2011-11-30 | 2012-07-11 | 深圳市车音网科技有限公司 | Steering wheel cover |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7734414B2 (en) * | 2006-04-04 | 2010-06-08 | Yariv Gershony | Device, system and method for displaying a cell phone control signal in front of a driver |
-
2012
- 2012-11-23 CN CN201210481465.4A patent/CN103832459B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5707262A (en) * | 1996-04-23 | 1998-01-13 | Huntley; Jeffery W. | Wireless trim control system for boat drive |
| CN201282565Y (en) * | 2008-07-02 | 2009-07-29 | 王志坤 | Automobile mobile phone call system |
| CN101414854A (en) * | 2008-10-20 | 2009-04-22 | 许富民 | Vehicle-mounted Bluetooth hands-free message equipment and allocation method thereof |
| CN101594409A (en) * | 2009-03-04 | 2009-12-02 | 延锋百利得（上海）汽车安全系统有限公司 | A kind of steering wheel with voice acquisition system |
| CN101850784A (en) * | 2009-04-02 | 2010-10-06 | 上海航盛实业有限公司 | Bluetooth steering wheel |
| CN201550108U (en) * | 2009-11-12 | 2010-08-11 | 北汽福田汽车股份有限公司 | Vehicle-mounted Bluetooth telephone device |
| CN102457533A (en) * | 2010-10-20 | 2012-05-16 | 埃泰克汽车电子(芜湖)有限公司 | Automobile information acquisition and analysis system based on Bluetooth mobile phone transmission |
| CN202320456U (en) * | 2011-11-30 | 2012-07-11 | 深圳市车音网科技有限公司 | Steering wheel cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103832459A (en) | 2014-06-04 |
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Granted publication date: 20161221 Termination date: 20211123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |