CN201491073U - Vehicle-mounted multimedia with voice dialing function - Google Patents
Vehicle-mounted multimedia with voice dialing function Download PDFInfo
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- CN201491073U CN201491073U CN2009201348651U CN200920134865U CN201491073U CN 201491073 U CN201491073 U CN 201491073U CN 2009201348651 U CN2009201348651 U CN 2009201348651U CN 200920134865 U CN200920134865 U CN 200920134865U CN 201491073 U CN201491073 U CN 201491073U
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- bluetooth
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Abstract
A vehicle-mounted multimedia with a voice dialing function comprises a Blue Tooth module, a main controller, a sound channel switching module, a display drive chip, a contact control chip, a display, a touch screen, a loudspeaker and a microphone, wherein the Blue Tooth module is connected with a telephone directory synchronous module, the main controller is connected with a telephone directory storing module, the main controller is connected with and controls the telephone directory synchronous module, and the main controller is connected with and controls a voice identification module. The vehicle-mounted multimedia not only overcomes uncomfortable feeling to ears by an existing Blue Tooth earphone and influence to hearing to drivers, and dangers to audition of ears, but also is not convenient to find telephone number in a Blue Tooth cell phone, has no shortcomings of an original 'vehicle-mounted hands-free system', fully plays the advantages of a Blue Tooth vehicle-mounted hands-free system, and has convenient installation and reasonable cost.
Description
Technical field
The utility model relates to a kind of vehicle mounted multimedia, relates in particular to a kind of vehicle mounted multimedia with voice dial-up function.
Background technology
What people were general recognizes, when driving, use mobile phone can hinder driving safety, connect again because should drive call be a lot of drivers must face, particularly ransack telephone number on mobile phone, the driver is easy to the absent-minded traffic accident that goes out, so, the target that " conversation exempts to start; drive safer " just become people to pursue is so the car handsfree function is arisen at the historic moment.When driving, drive in order to start to gather spirit less more, one of solution just is to use bluetooth earphone, because bluetooth earphone is to hang on the ear always, can bring uncomfortable feeling to ear, also influence driver's the sense of hearing, bluetooth earphone has been used many also can bring harm to ear hearing.And bluetooth earphone also just is convenient to connect hang up, if you will dial some telephone numbers of cellphone directory the inside, you still have to draw out mobile phone and ransack telephone number, and people mental limited can't have been remembered all telephone numbers inside the mobile phone after all.
The utility model content
Technical problem to be solved in the utility model is intended to provide a kind of built-in bluetooth equipment, make bluetooth equipment and vehicle mounted multimedia integrated, integrated relief vehicle mounted multimedia has the phone directory of reading hand-free function, and it is simple in structure, easy to use, give vehicle mounted multimedia with bigger practicality.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be:
A kind of vehicle mounted multimedia with voice dial-up function, it comprises bluetooth module, master controller, track switching module, display driver chip, touch-control chip, display, touch-screen, loud speaker and microphone, described bluetooth module includes the Flash receptacle, and stored data packet is drawn together Bluetooth address, device name, the pairing password of local device and remote equipment; The input of described microphone and described bluetooth module joins; Described track switching module includes control interface circuit and audio interface circuit, and described loud speaker is connected with the output of described track switching module; The PCM speech interface of described bluetooth module is connected with described track switching module by the voice signal process chip, to realize input, the output of voice signal; Described master controller is connected with the control mouth of the control mouth of described track switching module, described bluetooth module respectively; Described master controller is connected with described touch-control process chip, described bluetooth module is connected with the telephone directory synchronization module, described master controller connects control the telephone directory memory module, described master controller connects the described telephone directory synchronization module of control, and described master controller connects control sound identification module.
Described master controller is connected with human-machine interface module.
Described track switching module is connected with cancelling out echo module, noise suppression module and sidetone cancellation module.
A kind of Dialing Method with vehicle mounted multimedia of voice dial-up function, it may further comprise the steps:
A. bluetooth module connects bluetooth cellular phone;
B. master controller sends instruction, and telephone directory synchronization module and cell-phone telephone book are synchronous;
C. the telephone directory synchronization module is stored in the telephone directory memory module by master controller with cell-phone telephone book;
When D. using, the user sends phonetic order, sound identification module will instruct with the telephone directory memory module in information comparison, the phone book information of phonetic order correspondence is returned to master controller;
E. master controller sends to the bluetooth cellular phone of connection with the telephone number in the phone book information of receiving by bluetooth module, dials.
After adopting the utility model, because bluetooth module is built in the existing vehicle mounted multimedia machine, can be with both fully integratedization, utilize bluetooth module can receive and dispatch functions such as bluetooth cellular phone signal, to the communication mode that mobile phone directly carries out the voice signal input and output be converted to: vehicle mounted multimedia is carried out the voice signal input and output, give integrated vehicle multimedia machine for the phone directory transfer of data on bluetooth cellular phone and the bluetooth cellular phone voice data transmission with wireless mode again, not only overcome the uncomfortable sensation that above-mentioned existing bluetooth earphone brings to ear and influenced driver's sense of hearing, bring harm for ear hearing, and be inconvenient to telephone number of ransacing the bluetooth cellular phone the inside or the like, and " on-vehicle hand-free system " existing shortcoming in the past not, given full play to the advantage of blue tooth vehicular Handless system, easy for installation and cost is reasonable.
Description of drawings
The utility model comprises following accompanying drawing:
Fig. 1 is the utility model embodiment schematic diagram.
Embodiment
With embodiment the utility model is described in further detail with reference to the accompanying drawings below:
As shown in the figure, a kind of vehicle mounted multimedia with voice dial-up function of the utility model embodiment comprises bluetooth module, master controller, track switching module, display driver chip, touch-control chip, display, touch-screen, loud speaker and microphone.
Bluetooth module adopts is that the model of Britain Camb Silicon Valley wireless provider production is CSR chip and the auxiliary circuit thereof of BC352239AU.
What master controller adopted is that the model that Toshiba Corp produces is TMP86FS49FG chip and auxiliary circuit thereof.
What track switching module adopted is that the model that meaning method ST semiconductor company produces is TDA7313 chip and auxiliary circuit thereof.
What the touch-control chip adopted is that the model that American TI semiconductor company produces is TSC2003 chip and auxiliary circuit thereof.
Existing Bluetooth chip provides data and voice wireless two-way to transmit as: the model of Britain Camb Silicon Valley wireless provider production for the CSR chip of BC352239AU or other bluetooth modules with similar functions can be implemented in the 2.4GHZ frequency range, and its principle mainly is to utilize to realize based on wireless hands-free specification one in the car of bluetooth " CCAP (Car Communication ApplicationPromotion) ".Bluetooth module is for easy to use, also includes to be used for the Flash receptacle of store data, and the data of depositing mainly include Bluetooth address, device name, pairing password of local device and remote equipment etc.Obviously, as long as database has the data that enough capacity just can be used for depositing a plurality of remote equipments, and then satisfy the demand of the utility model and a plurality of remote equipment pairing, in the utility model, what select for use is global maximum flash manufacturer: the model that U.S. Spansion company produces is that the chip of AL008D70BF102 is as the Flash receptacle.
With reference to figure, the utility model is to have on the hands-free bluetooth module basis of onboard wireless, structure in conjunction with existing vehicle mounted multimedia: generally comprise microphone, loud speaker, the track switching module that has control interface circuit and audio interface circuit, loud speaker is connected with the output of described track switching module, and the model that described track switching module can select for use meaning method ST semiconductor company to produce is that IC chip and its auxiliary circuit thereof of TDA7313 realized functions such as sound input, switching and volume adjustment; The built-in again bluetooth module that can receive and dispatch the bluetooth cellular phone signal according to the wireless hands-free communications protocol in the car, as: the model of above-mentioned Britain Camb Silicon Valley wireless provider production is CSR chip and the auxiliary circuit thereof of BC352239AU, and the master controller that can transmit control signal according to the signal of described bluetooth module transmitting-receiving; A bluetooth module; A touch-control process chip; The input of described microphone and described bluetooth module joins; Master controller need adopt the IC chip that can move man-machine interface softwares such as (MMI), promptly can satisfy above-mentioned functions, such as: the model that can select for use Toshiba Corp to produce is that TMP86FS49FG chip and auxiliary circuit thereof get final product; The PCM speech interface of described bluetooth module is connected with described track switching module by described voice signal process chip, to realize input, the output of voice signal; Described master controller is connected with the control mouth of track switching module, bluetooth module respectively, to realize centralized management and control to bluetooth module, track switching module, master controller also is connected with the touch-control process chip, realizing control to the button of display interface, as: dial, hang up button and digital button etc.
Further can by master controller with relate in the communication for information about, data, as the demonstration of sending a telegram here, telephone numbers etc. are exported to display interface with universal mode by display driver chip and touch-screen, to allow the conversation of user in car more freely, conveniently.Above-mentioned each chip can be directly installed in the existing vehicle mounted multimedia.All express with block diagram in order to simplify all circuit of circuit theory diagrams, this also is a wherein particular content of the open-and-shut understanding of energy to those skilled in the art.
The low-frequency noise that produces when exercising and when hand-free call at automobile high-speed, caller's echo, the noise that comprises automobile engine, road rumble, sound of the wind all can be into the car microphone, influence phenomenons such as calling quality, the employing of the utility model bluetooth module be that the model of Britain Camb Silicon Valley wireless provider production is CSR chip and the auxiliary circuit thereof of BC352239AU, it is to have cancelling out echo (AEC), the advanced function of processed voice digital signals such as noise suppressed (NS) and sidetone elimination filters, the audio frequency noise of loud speaker is given in inhibition from the microphone input and output.The embedded with bluetooth module that has echo cancellation function as shown in the figure, will make the utility model realize vehicle mounted multimedia and hands-free fully integratedization of bluetooth module, no matter be to install also to be to use homogeneous phase when convenient, the embedded with bluetooth module also can further improve reliability of the present utility model
After adopting the utility model, because bluetooth module is built in the existing vehicle mounted multimedia machine, can be with both fully integratedization, utilize bluetooth module can receive and dispatch functions such as bluetooth cellular phone signal, to the communication mode that mobile phone directly carries out the voice signal input and output be converted to: vehicle mounted multimedia is carried out the voice signal input and output, give integrated vehicle multimedia machine for the phone directory transfer of data on bluetooth cellular phone and the bluetooth cellular phone voice data transmission with wireless mode again, not only overcome the uncomfortable sensation that above-mentioned existing bluetooth earphone brings to ear and influenced driver's sense of hearing, bring harm for ear hearing, and be inconvenient to telephone number of ransacing the bluetooth cellular phone the inside or the like, and " on-vehicle hand-free system " existing shortcoming in the past not, given full play to the advantage of blue tooth vehicular Handless system, easy for installation and cost is reasonable.
Those skilled in the art do not break away from essence of the present utility model and spirit, can there be the various deformation scheme to realize the utility model, the above only is the preferable feasible embodiment of the utility model, be not so limit to interest field of the present utility model, the equivalent structure that all utilization the utility model specifications and accompanying drawing content are done changes, and all is contained within the interest field of the present utility model.
Claims (3)
1. vehicle mounted multimedia with voice dial-up function, it comprises bluetooth module, master controller, track switching module, display driver chip, touch-control chip, display, touch-screen, loud speaker and microphone, described bluetooth module includes the Flash receptacle, and stored data packet is drawn together Bluetooth address, device name, the pairing password of local device and remote equipment; Described track switching module includes control interface circuit and audio interface circuit, and described loud speaker is connected with the output of described track switching module; The PCM speech interface of described bluetooth module is connected with described track switching module by the voice signal process chip, to realize input, the output of voice signal; Described master controller is connected with the control mouth of the control mouth of described track switching module, described bluetooth module respectively; Described master controller is connected with described touch-control process chip, it is characterized in that: described bluetooth module is connected with the telephone directory synchronization module, described master controller connects control the telephone directory memory module, described master controller connects the described telephone directory synchronization module of control, and described master controller connects control sound identification module.
2. a kind of vehicle mounted multimedia with voice dial-up function according to claim 1, it is characterized in that: described master controller is connected with human-machine interface module.
3. a kind of vehicle mounted multimedia with voice dial-up function according to claim 1 is characterized in that: described track switching module is connected with cancelling out echo module, noise suppression module and sidetone cancellation module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201348651U CN201491073U (en) | 2009-08-18 | 2009-08-18 | Vehicle-mounted multimedia with voice dialing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201348651U CN201491073U (en) | 2009-08-18 | 2009-08-18 | Vehicle-mounted multimedia with voice dialing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201491073U true CN201491073U (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201348651U Expired - Fee Related CN201491073U (en) | 2009-08-18 | 2009-08-18 | Vehicle-mounted multimedia with voice dialing function |
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| Country | Link |
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| CN (1) | CN201491073U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025143A (en) * | 2014-04-24 | 2015-11-04 | 深圳市赛格导航科技股份有限公司 | Calling method based on vehicle-mounted multimedia terminal and calling system thereof |
| WO2015176333A1 (en) * | 2014-05-23 | 2015-11-26 | 葛培新 | Bluetooth dialing apparatus |
-
2009
- 2009-08-18 CN CN2009201348651U patent/CN201491073U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025143A (en) * | 2014-04-24 | 2015-11-04 | 深圳市赛格导航科技股份有限公司 | Calling method based on vehicle-mounted multimedia terminal and calling system thereof |
| CN105025143B (en) * | 2014-04-24 | 2018-09-18 | 深圳市赛格导航科技股份有限公司 | A kind of method of calling and calling system based on vehicle-mounted multimedia terminal |
| WO2015176333A1 (en) * | 2014-05-23 | 2015-11-26 | 葛培新 | Bluetooth dialing apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20100818 |