CN204178705U - A kind of automobile intelligent door and window speech control system - Google Patents
A kind of automobile intelligent door and window speech control system Download PDFInfo
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- CN204178705U CN204178705U CN201420617964.6U CN201420617964U CN204178705U CN 204178705 U CN204178705 U CN 204178705U CN 201420617964 U CN201420617964 U CN 201420617964U CN 204178705 U CN204178705 U CN 204178705U
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- window electric
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Abstract
The utility model discloses a kind of automobile intelligent door and window speech control system.Comprise ECU (Electrical Control Unit) ECU, system switching, input through keyboard module, Audio Input Modules, dio Output Modules and instruct execution module, wherein, the recording of audio frequency input and output module in charge voice and broadcasting, the identification of ECU (Electrical Control Unit) ECU primary responsibility phonetic order according to the instruction of recognition result issuing control, instruct execution module is responsible for the switch control rule of automobile intelligent door and window.The utility model can realize speech recognition and the control of automobile intelligent door and window, improves drive safety and handiness.
Description
Technical field
The utility model relates to a kind of speech control system, more precisely a kind of automobile intelligent door and window speech control system.
Background technology
Current automobile has become a kind of important vehicles in people's routine work and life, and along with the fast development of artificial intelligence technology, in high-comfort car, intelligent system is used widely.People are also day by day increasing for the demand of automobile function.But automobile is bringing people easily simultaneously, and its some negative effects also day by day reveal, such as: along with the kind of electronic equipment on car and the increase of quantity, operation necessary therefrom also becomes increasingly complex; And people's both hands departure direction dish when taking into account road conditions goes the behavior operating these equipment to have very high danger; And in particular cases, need driver to operate multiple electric equipment, be easy to like this take sb's mind off sth, traffic safety declines thereupon simultaneously.
The development of speech recognition technology and speech synthesis technique, making machine carry out control by the sound of people becomes possibility.Therefore, design the automobile intelligent door and window speech control system that a kind of structure is simple, easy to operate, be conducive to improving vehicle safety and automobile operation convenience.
Summary of the invention
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provides a kind of automobile intelligent door and window speech control system.
The technical solution of the utility model is as follows:
A kind of automobile intelligent door and window speech control system, comprise left front Car window electric machine, right front Car window electric machine, left back Car window electric machine, right back Car window electric machine and ECU (Electrical Control Unit) ECU, described ECU (Electrical Control Unit) ECU comprises universal input module, A/D modular converter, compares output module, sound bank memory module, D/A modular converter and general output module, it is characterized in that:
Described load module and system switching and input through keyboard model calling, described load module receives the input signal from described system switching and described input through keyboard module; Described A/D modular converter is connected with Audio Input Modules, the phonetic order sound signal of driver is converted into voltage spectrum signal by described Audio Input Modules, and the voltage spectrum signal of described Audio Input Modules is converted into voice digital signal by described A/D modular converter; The described algorithm comparing output module utilization itself and store, by comparing the similarity from the voice digital signal of described A/D modular converter and the voice digital signal of described sound bank memory module, the phonetic order of driver is identified, form vehicle window steering order digital signal, and export vehicle window steering order digital signal to described D/A modular converter and described output module; Vehicle window steering order digital signal is carried out digital-to-analog conversion by described D/A modular converter, is converted into voltage spectrum signal and exports dio Output Modules to; Described output module exports vehicle window steering order digital signal to motor drive module; Described motor drive module is connected with the left front Car window electric machine of described automobile, right front Car window electric machine, left back Car window electric machine, right back Car window electric machine, described motor drive module controls the left front Car window electric machine of described automobile, right front Car window electric machine, left back Car window electric machine, the rotating forward of right back Car window electric machine, reversion, thus realizes the elevating control of each vehicle window.
The beneficial effects of the utility model are: Audio Input Modules of the present utility model receives the voice signal of driver, digital signal simulating signal changed into through A/D modular converter is input to and compares output module, carry out the feature extraction of voice signal, then compare with the sound bank data in sound bank memory module and identify, again recognition result is exported to general output module, the rotating of automobile intelligent door and window motor is controlled by motor drive module, achieve the Voice command of driver to automobile door and window, convenient and practical.
Accompanying drawing explanation
Fig. 1 is the schematic block circuit diagram of a kind of automobile intelligent door and window of the utility model embodiment speech control system.
In figure: 10. ECU (Electrical Control Unit) ECU 11. universal input module 12.A/D modular converter 13. compares the right back Car window electric machine of the output module 14. sound bank memory module 15.D/A modular converter 16. general output module 21. system switching 22. input through keyboard module 23. Audio Input Modules 31. dio Output Modules 32. left front Car window electric machine 34. of the motor drive module 33. left back Car window electric machine 36. of right front Car window electric machine 35..
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be described in detail technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments; Based on the embodiment in the utility model, those of ordinary skill in the art belong to the scope of the utility model protection not making the every other embodiment obtained under creative work prerequisite.
As shown in Figure 1, there is shown a kind of automobile intelligent door and window speech control system, comprise left front Car window electric machine 33, right front Car window electric machine 34, left back Car window electric machine 35, right back Car window electric machine 36 and ECU (Electrical Control Unit) ECU10.
ECU (Electrical Control Unit) ECU10 comprises universal input module 11, A/D modular converter 12, compares output module 13, sound bank memory module 14, D/A modular converter 15 and general output module 16.
Load module 11 is connected with system switching 21 and input through keyboard module 22, and load module 11 receives the input signal from system switching 21 and input through keyboard module 22; A/D modular converter 12 is connected with Audio Input Modules 23, and the phonetic order sound signal of driver is converted into voltage spectrum signal by Audio Input Modules 23, and the voltage spectrum signal of Audio Input Modules 23 is converted into voice digital signal by A/D modular converter 12; Compare the algorithm that output module 13 utilization itself stores, by comparing the similarity from the voice digital signal of A/D modular converter 12 and the voice digital signal of sound bank memory module 14, the phonetic order of driver is identified, form vehicle window steering order digital signal, and export vehicle window steering order digital signal to D/A modular converter 15 and output module 16; Vehicle window steering order digital signal is carried out digital-to-analog conversion by D/A modular converter 15, is converted into voltage spectrum signal and exports dio Output Modules 31 to; Output module 16 exports vehicle window steering order digital signal to motor drive module 32; Motor drive module 32 is connected with the left front Car window electric machine of automobile 33, right front Car window electric machine 34, left back Car window electric machine 35, right back Car window electric machine 36, motor drive module 32 controls the left front Car window electric machine of automobile 33, right front Car window electric machine 34, left back Car window electric machine 35, the rotating forward of right back Car window electric machine 36, reversion, thus realizes the elevating control of each vehicle window.
The course of work of the automobile intelligent door and window speech control system of the present embodiment is: Audio Input Modules 23 receives the voice signal from driver, through A/D modular converter 12 digital signal that the voltage spectrum signal of Audio Input Modules 23 changes into is input to and compares output module 13, carry out the feature extraction of voice signal, then compare with the sound bank data in sound bank memory module 14 and identify, wherein matching identification algorithm is the speech recognition algorithm based on hidden Markov model; If system identification has gone out the phonetic order of driver, then recognition result is exported to general output module 16, control by motor drive module 32 rotating of automobile intelligent door and window motor comprising left front Car window electric machine 33, right front Car window electric machine 34, left back Car window electric machine 35, right back Car window electric machine 36; If system does not identify the phonetic order of driver, then ECU (Electrical Control Unit) ECU10 utilizes D/A modular converter 15, converts digitized voice signal to simulating signal, exports dio Output Modules 31 to, and prompting driver re-enters voice signal.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that art those of ordinary skill possesses, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (1)
1. an automobile intelligent door and window speech control system, comprise left front Car window electric machine (33), right front Car window electric machine (34), left back Car window electric machine (35), right back Car window electric machine (36) and ECU (Electrical Control Unit) ECU (10), described ECU (Electrical Control Unit) ECU (10) comprises universal input module (11), A/D modular converter (12), compares output module (13), sound bank memory module (14), D/A modular converter (15) and general output module (16), it is characterized in that:
Described load module (11) is connected with system switching (21) and input through keyboard module (22), and described load module (11) receives the input signal from described system switching (21) and described input through keyboard module (22); Described A/D modular converter (12) is connected with Audio Input Modules (23), the phonetic order sound signal of driver is converted into voltage spectrum signal by described Audio Input Modules (23), and the voltage spectrum signal of described Audio Input Modules (23) is converted into voice digital signal by described A/D modular converter (12); The described algorithm comparing output module (13) utilization itself and store, by comparing the similarity from the voice digital signal of described A/D modular converter (12) and the voice digital signal of described sound bank memory module (14), the phonetic order of driver is identified, form vehicle window steering order digital signal, and export vehicle window steering order digital signal to described D/A modular converter (15) and described output module (16); Vehicle window steering order digital signal is carried out digital-to-analog conversion by described D/A modular converter (15), is converted into voltage spectrum signal and exports dio Output Modules (31) to; Described output module (16) exports vehicle window steering order digital signal to motor drive module (32); Described motor drive module (32) is connected with the left front Car window electric machine of described automobile (33), right front Car window electric machine (34), left back Car window electric machine (35), right back Car window electric machine (36), described motor drive module (32) controls the left front Car window electric machine of described automobile (33), right front Car window electric machine (34), left back Car window electric machine (35), the rotating forward of right back Car window electric machine (36), reversion, thus realizes the elevating control of each vehicle window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617964.6U CN204178705U (en) | 2014-10-23 | 2014-10-23 | A kind of automobile intelligent door and window speech control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420617964.6U CN204178705U (en) | 2014-10-23 | 2014-10-23 | A kind of automobile intelligent door and window speech control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204178705U true CN204178705U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420617964.6U Expired - Fee Related CN204178705U (en) | 2014-10-23 | 2014-10-23 | A kind of automobile intelligent door and window speech control system |
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| CN (1) | CN204178705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021298A (en) * | 2019-04-23 | 2019-07-16 | 广州小鹏汽车科技有限公司 | A kind of automotive voice control system |
-
2014
- 2014-10-23 CN CN201420617964.6U patent/CN204178705U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021298A (en) * | 2019-04-23 | 2019-07-16 | 广州小鹏汽车科技有限公司 | A kind of automotive voice control system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20161023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |