CN201774530U - Voice-controlled vehicle-mounted hands-free blueteeth equipment - Google Patents
Voice-controlled vehicle-mounted hands-free blueteeth equipment Download PDFInfo
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- CN201774530U CN201774530U CN2010201790527U CN201020179052U CN201774530U CN 201774530 U CN201774530 U CN 201774530U CN 2010201790527 U CN2010201790527 U CN 2010201790527U CN 201020179052 U CN201020179052 U CN 201020179052U CN 201774530 U CN201774530 U CN 201774530U
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Abstract
The utility model discloses a voice-controlled vehicle-mounted hands-free blueteeth equipment comprising a blueteeth main control unit and a voice recognition module, an echo cancellation module, a coding and decoding module, a flash memory module, a radio-frequency antenna module, an LCD display module and a solar charging module which are respectively connected with the blueteeth main control unit. By virtue of the structure, the vehicle-mounted hands-free blueteeth equipment has a voice control interface, both hands of a user are completely liberated basically, and the user can conduct voice control on basic functions such as mating, connection, conversation and the like by a voice recognition interface. Secondly, the echo cancellation module can realize noise inhibition and echo cancellation to ensure good conversation quality; moreover, the solar charging module is additionally arranged so as to charge the equipment simultaneously when lighting the equipment, thus eliminating the trouble of assembling and disassembling the equipment.
Description
Technical field
The utility model relates to the bluetooth vehicle-mounted hand free device art, refers in particular to a kind of voice-operated bluetooth vehicle-mounted hand free device.
Background technology
Bluetooth is a kind of very general wireless technology of information age today, and the support of Bluetooth function has been become the standard configuration function of mobile phone, and this has also promoted the application of bluetooth vehicle-mounted hand free device.When automobile was handled the fast running state, if the driver directly uses mobile phone to converse, this caused very large threat can for driver's fail safe.Though bluetooth earphone has been liberated driver's both hands to a certain extent, because bluetooth earphone need hang on the ear, can disturb the perception of driver to some important auditory informations in the driving environment, also can influence normal driving.Go home to forbid that at some the driver uses bluetooth earphone in driving procedure.Yet general on-vehicle hands-free device still needs the driver that equipment is carried out a series of button operation just can finish control and use to on-vehicle hands-free device.
The utility model content
The utility model is at the disappearance of prior art existence, and its main purpose provides a kind of voice-operated bluetooth vehicle-mounted hand free device, and it can realize the liberation of user's both hands fully by phonetic order directly to the control of mobile unit.
For achieving the above object, the utility model adopts following technical scheme:
A kind of voice-operated bluetooth vehicle-mounted hand free device, include a bluetooth main control unit and the sound identification module, echo cancellation module, coding/decoding module, flash memory module, radio frequency antenna module and the LCD display module that are connected with this bluetooth main control unit respectively, wherein, described bluetooth main control unit is used for the control to other modules, under the control of bluetooth main control unit, all functions are finished in each module cooperative cooperation; The input of described sound identification module is connected with a voice input module, and the voice signal that this sound identification module is responsible for receiving in the voice input module is identified as various function commands and informs the bluetooth main control unit; Described echo cancellation module is responsible for suppressing noise and is eliminated echo when talking state; The coding and decoding function that described coding/decoding module needs when being responsible for finishing the action of echo cancellation module to voice; Described flash memory module is responsible for storing bluetooth device address, nearest paired devices record, the needed various parameters that are provided with of required phonetic order matching module, the echo cancellation module of using of speech recognition; Described radio frequency antenna module is responsible for receiving and dispatching with the external equipment with bluetooth handsfree application; Described LCD display module is responsible for showing the residing state of current device.
As a kind of preferred version, further include a solar recharging module, this solar recharging module is electrically connected on the bluetooth main control unit, is responsible for collecting illumination solar energy and is converted into electric energy and give the power supply of bluetooth main control unit.
As a kind of preferred version, further include a voice/audio output module, it is connected in coding/decoding module, is responsible for the output of voice signal, noise suppression and echo cancellation performance when finishing conversation with the coding/decoding module cooperation simultaneously.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, as shown from the above technical solution, it at first makes the bluetooth vehicle-mounted hand free device in the utility model have the voice control interface by said structure, basically liberated user's both hands fully, the user can by speech recognition interface to equipment match, connect, the voice control of basic function such as conversation.Secondly, the echo cancellation module in the utility model can be realized noise suppressed and echo elimination, to guarantee good speech quality; Moreover the utility model has also added the solar recharging module, can give equipment when illumination to equipment to charge, removed the trouble that the equipment peace is torn open from.
For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment:
Description of drawings
Fig. 1 is the overall structure square frame diagrammatic sketch of the embodiment of the utility model.
The accompanying drawing identifier declaration:
10, bluetooth main control unit 50, flash memory module
20, sound identification module 60, radio frequency antenna module
21, voice input module 70, LCD display module
30, echo cancellation module 80, solar recharging module
40, coding/decoding module 90, voice/audio output module
Embodiment:
Please refer to shown in Figure 1, it has demonstrated the concrete structure of the preferred embodiment of the utility model, a kind of voice-operated bluetooth vehicle-mounted hand free device includes a bluetooth main control unit 10 and the sound identification module 20, echo cancellation module 30, coding/decoding module 40, flash memory module 50, radio frequency antenna module 60, LCD display module 70 and the solar recharging module 80 that are connected with this bluetooth main control unit 10 respectively.
Wherein, described bluetooth main control unit 10 mainly includes the realization of blue tooth vehicular handsfree protocol, is used for the control to other modules, and under the control of bluetooth main control unit 10, all functions are finished in each module cooperative cooperation;
The input of described sound identification module 20 is connected with a voice input module 21, and this sound identification module 20 is responsible for the voice signal that receives in the voice input module 21 is identified as various function commands and informs bluetooth main control unit 10.Bluetooth main control unit 10 controls its internal actions again and corresponding module is finished corresponding function.When being in the voice command accepting state when equipment, the user says " connect ", then by after sound identification module 20 identifications, can inform that 10 controls of bluetooth main control unit finish the function of connection device.
Described echo cancellation module 30 only just can work when talking state, mainly is responsible for suppressing noise and eliminates echo when talking state; Make the user can experience good communication effect.Need equipment and mobile phone to be in the HFP connection status in the communication process, and need to cooperate voice/audio output module 90 to finish echo eliminating function.
The coding and decoding function that described coding/decoding module 40 needs when being responsible for finishing the action of echo eliminating function module to voice.The output of coding/decoding module 40 further is connected with a voice/audio output module 90, voice/audio output module 90 is the circuit that comprise electronic devices such as loudspeaker, power amplifier, be responsible for the output of voice signal, noise suppression and echo cancellation performance when finishing conversation with coding/decoding module 40 cooperations simultaneously.
Need to prove that the realization of this sound identification module 20, echo cancellation module 30 and coding/decoding module 40 these three big modules is embedded among the DSP, mainly finishes the processing capacity that relates to digital signal.
Described flash memory module 50 is responsible for storage bluetooth device address, nearest paired devices record, the needed various parameters that are provided with of required phonetic order matching module, the echo cancellation module of using of speech recognition, and these stored parameters have all played important function to the finishing of each major function of this equipment.
Described radio frequency antenna module 60 is the 2.4G radio frequency antenna module, is the interface that blue teeth wireless connects, and data are received and dispatched by this module and the external equipments such as mobile phone with bluetooth handsfree application.
Described LCD display module 70 provides the user good man computer interface, is responsible for showing the residing state of current device, and the demonstration of caller name and number or the like.
Described solar recharging module 80 is electrically connected on bluetooth main control unit 10, is responsible for collecting illumination solar energy and is converted into electric energy and give the power supply of bluetooth main control unit.Particularly, it is by the solar energy under the light conditions being collected by the solar cell dash receiver, when the lithium battery in inside need charge then, being charged to battery timely.Solar panel cooperates embedded battery charging module 80 in the bluetooth main control unit 10, can guarantee steady and safe the carrying out of whole charging process.
In sum, design focal point of the present utility model is, it at first makes the bluetooth vehicle-mounted hand free device in the utility model have the voice control interface by said structure, basically liberated user's both hands fully, the user can by speech recognition interface to equipment match, connect, the voice control of basic function such as conversation.Secondly, the echo cancellation module in the utility model can be realized noise suppressed and echo elimination, to guarantee good speech quality; Moreover the utility model has also added the solar recharging module, can give equipment when illumination to equipment to charge, removed the trouble that the equipment peace is torn open from.
The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.
Claims (3)
1. voice-operated bluetooth vehicle-mounted hand free device, it is characterized in that: include a bluetooth main control unit and the sound identification module, echo cancellation module, coding/decoding module, flash memory module, radio frequency antenna module and the LCD display module that are connected with this bluetooth main control unit respectively, wherein, described bluetooth main control unit is used for the control to other modules, under the control of bluetooth main control unit, all functions are finished in each module cooperative cooperation; The input of described sound identification module is connected with a voice input module, and the voice signal that this sound identification module is responsible for receiving in the voice input module is identified as various function commands and informs the bluetooth main control unit; Described echo cancellation module is responsible for suppressing noise and is eliminated echo when talking state; The coding and decoding function that described coding/decoding module needs when being responsible for finishing the action of echo cancellation module to voice; Described flash memory module is responsible for storing bluetooth device address, nearest paired devices record, the needed various parameters that are provided with of required phonetic order matching module, the echo cancellation module of using of speech recognition; Described radio frequency antenna module is responsible for receiving and dispatching with the external equipment with bluetooth handsfree application; Described LCD display module is responsible for showing the residing state of current device.
2. voice-operated bluetooth vehicle-mounted hand free device according to claim 1, it is characterized in that: further include a solar recharging module, this solar recharging module is electrically connected on the bluetooth main control unit, is responsible for collecting illumination solar energy and is converted into electric energy and give the power supply of bluetooth main control unit.
3. voice-operated bluetooth vehicle-mounted hand free device according to claim 1, it is characterized in that: further include a voice/audio output module, it is connected in coding/decoding module, be responsible for the output of voice signal, noise suppression and echo cancellation performance when finishing conversation with the coding/decoding module cooperation simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201790527U CN201774530U (en) | 2010-04-28 | 2010-04-28 | Voice-controlled vehicle-mounted hands-free blueteeth equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201790527U CN201774530U (en) | 2010-04-28 | 2010-04-28 | Voice-controlled vehicle-mounted hands-free blueteeth equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201774530U true CN201774530U (en) | 2011-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201790527U Expired - Fee Related CN201774530U (en) | 2010-04-28 | 2010-04-28 | Voice-controlled vehicle-mounted hands-free blueteeth equipment |
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| CN (1) | CN201774530U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177723A (en) * | 2011-12-20 | 2013-06-26 | 上海博泰悦臻电子设备制造有限公司 | Speech processing device, vehicle-mounted terminal device and speech processing method |
| CN103701507A (en) * | 2013-12-17 | 2014-04-02 | 中山菲柯特电子电器有限公司 | Bluetooth vehicle-mounted hand-free device |
| CN112151057A (en) * | 2020-11-04 | 2020-12-29 | 苏州思必驰信息科技有限公司 | Echo cancellation method and system |
-
2010
- 2010-04-28 CN CN2010201790527U patent/CN201774530U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177723A (en) * | 2011-12-20 | 2013-06-26 | 上海博泰悦臻电子设备制造有限公司 | Speech processing device, vehicle-mounted terminal device and speech processing method |
| CN103701507A (en) * | 2013-12-17 | 2014-04-02 | 中山菲柯特电子电器有限公司 | Bluetooth vehicle-mounted hand-free device |
| CN112151057A (en) * | 2020-11-04 | 2020-12-29 | 苏州思必驰信息科技有限公司 | Echo cancellation method and system |
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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: 20110323 Termination date: 20140428 |