CN103137169A - Vehicle-mounted end and method for controlling multimedia terminal through the same - Google Patents
Vehicle-mounted end and method for controlling multimedia terminal through the same Download PDFInfo
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- CN103137169A CN103137169A CN2011103919620A CN201110391962A CN103137169A CN 103137169 A CN103137169 A CN 103137169A CN 2011103919620 A CN2011103919620 A CN 2011103919620A CN 201110391962 A CN201110391962 A CN 201110391962A CN 103137169 A CN103137169 A CN 103137169A
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Abstract
Disclosed are a vehicle-mounted end and a method for controlling a multimedia terminal through the vehicle-mounted end. The vehicle-mounted end comprises a vehicle-mounted audio system, an interface unit, an identification unit, an operation panel and a converting unit, wherein the interface unit provides a control interface and a voice frequency interface which are adaptive to the multimedia terminal, the identification unit conducts identification to the type of the multimedia terminal which is connected with the interface unit through the control interface, the operation panel suits to be used for receiving operation orders of the multimedia terminal for a user, the converting unit converts the operation orders into control orders which are in accord with a command format of the multimedia terminal and sends the control orders to the multimedia terminal through the control interface based on the type of the multimedia terminal, and the type of the multimedia terminal is obtained through the operation orders and the identification unit, the vehicle-mounted audio system is connected with a voice frequency interface, and the vehicle-mounted audio system conducts playing after receiving voice frequency signals output by the multimedia terminal in response to the control orders through the voice frequency interface. Interactive application between the portable multimedia terminal and the vehicle-mounted end is realized based on the vehicle-mounted end and the control method, and operation experience of the user is enhanced.
Description
Technical field
The present invention relates to the vehicle mounted multimedia application technology, particularly vehicle-mounted end reaches the method for controlling the multimedia terminal by vehicle-mounted end.
Background technology
Nowadays, development of automobile industry is rapid, and the quantity of automobile is more and more.People are when having automobile, also can more and more pay close attention to the experience when using automobile, thereby increasing mobile unit is applied on automobile to realize various vehicular applications, such as vehicle mounted guidance, GPS location, TTS (Text to Speech) report, vehicle-carrying DVD broadcast, vehicle-carrying communication etc., can realize comprising the service of the demand of the train signals such as real-time road signal, destination maps and traffic navigation, and the service of the multimedia demand such as music, video, picture etc.Connect each other between various mobile units or device, jointly consisted of the onboard system of automobile, i.e. vehicle-mounted end.
Meanwhile, the continuous renewal of portable multimedia terminal is regenerated, and also makes the function of portable multimedia terminal and uses impression to obtain affirming of more and more users.For example, abundant and operation interface facility becomes wherein outstanding person with its external form fashion, application function for the music player ipod of Apple, mobile phone iphone and panel computer ipad.
When the user who carries portable multimedia terminal was in automobile, it was usually also wished to listen to the music file in described portable multimedia terminal in car or checks picture or video file in described portable multimedia terminal.Existing vehicle-mounted end can provide general-purpose interface (for example USB interface), with described portable multimedia terminal as the memory device that is external in vehicle-mounted end, by reading the multimedia file in described memory device, so that the user to be provided audio-visual entertainment service.For example, Chinese utility model patent ZL200820214598.4 has just mentioned a kind of bus-type onboard audio player, it utilizes the carrier of USB flash disk or ipod audio file, read music file from USB flash disk or ipod, and process the formation simulated audio signal by decoding, conversion etc., then play music by car audio system.
Yet, above application mode be only with described portable multimedia terminal as external memory device, and the interactive application between unrealized described portable multimedia terminal and vehicle-mounted end.
Summary of the invention
The invention provides a kind of vehicle-mounted end and reach the method for controlling multimedia play terminal by vehicle-mounted end, to realize the interactive application between portable multimedia terminal and vehicle-mounted end.
For addressing the above problem, the invention provides a kind of vehicle-mounted end, comprising:
Interface unit provides the control interface and the audio interface that adapt to the multimedia terminal;
Recognition unit is identified the type of the multimedia terminal that is connected with interface unit by control interface;
Guidance panel is suitable for receiving user's operational order, and described operational order is the operation requests for described multimedia terminal;
Converting unit, the type of the described multimedia terminal that obtains based on described operational order and recognition unit, described operational order is converted to the steering order of the command format that meets described multimedia terminal, and described steering order is sent to described multimedia terminal by described control interface;
Described vehicle audio is connected with described audio interface, after the sound signal that obtains response described steering order output in described multimedia terminal by audio interface, and, carry out audio frequency and play.
The present invention also provides a kind of method of controlling the multimedia terminal by above-mentioned vehicle-mounted end, comprising:
By patchcord, the multimedia terminal is connected with control interface and the audio interface of vehicle-mounted end;
Input user's operational order by guidance panel, control the voice applications in described multimedia terminal;
Export sound signal corresponding to described voice applications by vehicle audio.
compared with prior art, above-mentioned vehicle-mounted end and having the following advantages by the method that vehicle-mounted end is controlled the multimedia terminal: vehicle-mounted end is connected with the multimedia terminal by control interface, after identifying the type of multimedia terminal, the operational order that the user is carried out by guidance panel is converted to the steering order that meets the multimedia terminal command format, and by described control interface transmitting multimedia terminal, to realize the applicable control of the merit of multimedia terminal, and receive by audio interface the sound signal that export the multimedia terminal, play to carry out audio frequency by vehicle audio.Thereby, realize the interactive application between portable multimedia terminal and vehicle-mounted end, strengthened user's operating experience.
Description of drawings
Fig. 1 is a kind of embodiment structural representation of vehicle-mounted end of the present invention;
Fig. 2 is the structural representation of converting unit in a kind of embodiment of vehicle-mounted end of the present invention;
Fig. 3 is a kind of embodiment process flow diagram of the present invention's method of controlling the multimedia terminal by vehicle-mounted end;
Fig. 4 is that the present invention controls a kind of application example schematic diagram of multimedia terminal by vehicle-mounted end.
Embodiment
Just as described in the background art, although also using the multimedia terminal, prior art carries out music, but it is only as external memory device with the multimedia terminal, actual processing to audio file (decoding, conversion) remains the inner realization of vehicle-mounted end, the abundant amusement function that multimedia terminal itself has can't obtain to utilize better at vehicle-mounted end, and the user also can't obtain better user by the interactive application between multimedia terminal and vehicle-mounted end and experience in the environment of driving.
Based on this, vehicle-mounted end provided by the invention reaches and controls in the method for multimedia terminal by vehicle-mounted end, vehicle-mounted end is with the equipment of multimedia terminal as realization such as the entertainment applications such as music, experience in the process of entertainment applications the user, vehicle-mounted end is as the controller of multimedia terminal and the public address equipment of multimedia terminal, and need not to carry out the processing of audio file in music for example.Thereby vehicle-mounted end becomes in fact the application operating equipment between user and multimedia terminal, and the user is by just obtaining the application that the multimedia terminal provides at the enterprising line operate of vehicle-mounted end.Therefore, realized interactive application between vehicle-mounted end and multimedia terminal, user's experience also promotes thereupon.
Be elaborated for vehicle-mounted end and by the method that vehicle-mounted end is controlled the multimedia terminal respectively below in conjunction with embodiment and accompanying drawing.
With reference to shown in Figure 1, a kind of embodiment of vehicle-mounted end 1 of the present invention comprises:
Interface unit 11 provides the control interface (not shown) and the audio interface (not shown) that adapt to the multimedia terminal;
Recognition unit 13 is identified the type of the multimedia terminal 2 that is connected with interface unit 11 by control interface;
Guidance panel 14 is suitable for receiving user's operational order, and described operational order is the operation requests for described multimedia terminal 2;
Converting unit 15, the type of the described multimedia terminal 2 that obtains based on described operational order and recognition unit, described operational order is converted to the steering order of the command format that meets described multimedia terminal 2, and described steering order is sent to described multimedia terminal 2 by described control interface;
Vehicle audio 12 is connected with described audio interface in described control module 11, after the sound signal that obtains the 2 described steering orders outputs of response of described multimedia terminal by audio interface, carries out audio frequency and plays.
In the embodiment of above-mentioned vehicle-mounted end, the operation interface that guidance panel 14 provides the user that multimedia terminal 2 is operated, interface unit 11 provide steering order between vehicle-mounted end and multimedia terminal and the transmission of sound signal.After the user sent operational order by guidance panel 14, the type of the multimedia terminal 2 that converting unit 15 will identify according to recognition unit 13 was converted to described operational order the steering order of the command format that meets described multimedia terminal 2.That is, the operational order of vehicle-mounted end 1 inside is translated into the operational order that can be multimedia terminal 2 identifications.Then, described multimedia terminal 2 just can be carried out audio frequency and play after being obtained described steering order by control interface, and the sound that audio frequency is play is exported by the vehicle audio 12 that is connected in audio interface.This kind mode of operation makes the user and uses in the application process that multimedia terminal 2 provides, vehicle-mounted end 1 and multimedia terminal 2 have been born part Control and Application function separately, when realizing vehicle-mounted end and multimedia terminal interactive application, the user also is provided the mode that multiple operation is selected, has promoted user's experience.
With reference to shown in Figure 2, in a kind of embodiment of vehicle-mounted end of the present invention, described converting unit 15 can comprise:
Instruction recognition unit 151 is identified multimedia operations corresponding to described operational order;
Instruction converting unit 152, the type of the described multimedia terminal 2 that obtains based on recognition unit 13 is converted to operational order the steering order of the command format that meets described multimedia terminal 2;
Instruction sending unit 153, the steering order that instruction converting unit 152 is produced is sent to described multimedia terminal 2 by described control interface.
The mode that communicates by USB interface is all supported in the multimedia terminal of considering most, described control interface in described interface unit 11 can be USB interface, correspondingly, described interface unit 11 can also comprise the usb host controller (not shown), is suitable for processing the signal transmission via described USB interface.And AUX (Auxiliary) interface that described audio interface also can adopt most of vehicle-mounted ends to use.
Based on above-mentioned vehicle-mounted end structure, control a kind of embodiment of the method for multimedia terminal by vehicle-mounted end, with reference to shown in Figure 3, comprising:
Step s1 is connected the multimedia terminal by patchcord with control interface and the audio interface of vehicle-mounted end;
Step s2 inputs user's operational order by guidance panel, controls the voice applications in described multimedia terminal;
Step s3 exports sound signal corresponding to described voice applications by vehicle audio.
Below in conjunction with a concrete application example, the above-mentioned method of controlling the multimedia terminal by vehicle-mounted end is elaborated.
With reference to shown in Figure 4, in this application example, described multimedia terminal is the iphone mobile phone, and the guidance panel 140 in described vehicle-mounted end is liquid crystal touch display screen, the control interface 110a that described interface unit provides is the USB2.0 interface, and audio interface 110b is the AUX interface.By a patchcord 300, the iphone mobile phone is connected in described USB2.0 interface and AUX interface.Described patchcord 300 comprises that a data line, that adapts to the iphone Mobile phone data interface adapts to the data line of USB2.0 interface and adapts to the audio output line of AUX interface.
After the iphone mobile phone is connected in described USB2.0 interface and AUX interface, the iphone mobile phone can provide the ttyUSB serial ports to vehicle-mounted end, and (speed of this interface support is 19200bps, the 8-bit data bit, 1 position of rest), to set up the communication connection between vehicle-mounted end and iphone mobile phone.After this, the steering order of vehicle-mounted end generation all transfers to the iphone mobile phone by described ttyUSB serial ports.
Before the user brings into use the iphone mobile phone to play music, need first start the iphone mobile phone., the user can carry out start-up operation by " startup " button (not shown) that touches on described liquid crystal touch display screen.Receive user's described start-up operation at liquid crystal touch display screen after, its touch control operation with the described start-up operation of correspondence is sent to converting unit.The described touch control operation of recognition unit identification in described converting unit obtains enabled instruction, enabled instruction is converted to be the startup command sequence of iphone handset identity subsequently.That is, enabled instruction is converted to the command sequence of the data communication protocol that meets the iphone mobile phone.And, by described ttyUSB port to iphone mobile phone write-enable command sequence.Described startup command sequence is specific as follows:
{0xff，0x55，0x03，0x02，0x00，0x01，0xfa}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}。
Then, the iphone mobile phone will start the music application based on described startup command sequence.
Correspondingly, when the user need to close the music application of iphone mobile phone, " closing " button (not shown) that can touch on described liquid crystal touch display screen was carried out shutoff operation.Similar with above-mentioned start-up operation, described converting unit is converted to out code and can be the shutdown command sequence of iphone handset identity after obtaining the out code that liquid crystal touch display screen sends.And, write the shutdown command sequence by described ttyUSB port to the iphone mobile phone.Particularly, first write the first paragraph order by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x03，0x02，0x00，0x01，0xfa}
After waiting for for 3 seconds, then write the second segment order by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}。
Then, the iphone mobile phone will cut out music based on described shutdown command sequence and use, and enter energy saver mode (blank screen).The time interval between above-mentioned shutdown command is also according to the demand certain interval of maintenance of described agreement so that simulation " long pressing " action.
Therewith similarly, also can realize other music playback functions by " a upper head ", " next ", " broadcast ", " time-out ", " stopping " button on the touch LCD touch display screen.For realizing these functions, all need to write corresponding command sequence by the ttyUSB port to the iphone mobile phone by described converting unit.
For example, write command sequence by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x04，0x02，0x00，0x00，0x01，0xf9}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}；
To carry out playback of songs.
Write command sequence by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x04，0x02，0x00，0x00，0x02，0xf8}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}；
To suspend playback of songs.
Write command sequence by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x03，0x02，0x00，0x80，0x7b}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}；
To stop playback of songs.
Write command sequence by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x03，0x02，0x00，0x08，0xf3}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}；
To switch to next song.
Write command sequence by described ttyUSB port to the iphone mobile phone:
{0xff，0x55，0x03，0x02，0x00，0x10，0xeb}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}；
{0xff，0x55，0x03，0x02，0x00，0x10，0xeb}；
{0xff，0x55，0x03，0x02，0x00，0x00，0xfb}；
To switch to a upper song.
In addition, also can pass through the touch LCD touch display screen, and write corresponding command sequence by described ttyUSB port to the iphone mobile phone by described converting unit and realize the music playback functions such as " F.F./slow-motion ", " increasing/reduce volume ", these operations all can realize with reference to the data communication protocol of aforesaid way and iphone mobile phone, just repeat no more herein.
Explanation by above-mentioned application example as can be known, the user only needs can realize broadcast to song in the iphone mobile phone by the respective keys on liquid crystal touch display screen.Thereby, by the control of vehicle-mounted end to the iphone mobile phone, make vehicle-mounted end can share the abundant application of iphone mobile phone, strengthened user's experience.
In addition, described multimedia terminal is not limited to the iphone mobile phone, for example the multimedia terminal of ipod, ipad or other types all is fit to vehicle-mounted end of the present invention, and the form that only needs to change command sequence according to the data communication protocol of described multimedia terminal support gets final product.
In the Another Application example, described vehicle-mounted end can also have speech identifying function, so that the input of the mode complete operation instruction that the user can be by phonetic entry.Correspondingly, described guidance panel 140 comprises display screen and speech input interface, and described display screen provides the demonstration at multimedia operations interface.Recognition unit in described converting unit needs built-in speech recognition equipment (for example TTS speech engine), is suitable for identifying the voice operating instruction that speech input interface receives.Follow-up control operation and above-mentioned application example to the iphone mobile phone is similar, repeats no more herein.User during this kind application is suitable for driving a vehicle on the way, thus the user need not divert sb.'s attention operating display, when promoting user's experience, has also increased the security of driving.
In an application example again, described guidance panel also can be integrated on bearing circle.Being about to the audio playing function button is arranged on bearing circle (for example in Fig. 4
Button), come the input of complete operation instruction by the audio playing function button on bearing circle.User during this kind application is suitable for driving a vehicle on the way equally, thus the user need not divert sb.'s attention the operating operation display screen, when promoting user's experience, has also increased the security of driving.
More than disclose many aspects of the present invention and embodiment, it will be understood by those skilled in the art that other side of the present invention and embodiment.In the present invention, disclosed many aspects and embodiment just are used for illustrating, and are not to be limitation of the invention, and real protection domain of the present invention and spirit should be as the criterion with claims.
Claims (10)
1. a vehicle-mounted end, comprise vehicle audio, it is characterized in that, also comprises:
Interface unit provides the control interface and the audio interface that adapt to the multimedia terminal;
Recognition unit is identified the type of the multimedia terminal that is connected with interface unit by control interface;
Guidance panel is suitable for receiving user's operational order, and described operational order is the operation requests for described multimedia terminal;
Converting unit, the type of the described multimedia terminal that obtains based on described operational order and recognition unit, described operational order is converted to the steering order of the command format that meets described multimedia terminal, and described steering order is sent to described multimedia terminal by described control interface;
Described vehicle audio is connected with described audio interface, after the sound signal that obtains response described steering order output in described multimedia terminal by audio interface, carries out audio frequency and plays.
2. vehicle-mounted end as claimed in claim 1, is characterized in that, described control interface is USB interface, and described interface unit also comprises usb host controller, is suitable for processing the signal transmission via described USB interface.
3. vehicle-mounted end as claimed in claim 1, is characterized in that, described audio interface is the AUX interface.
4. vehicle-mounted end as claimed in claim 1, is characterized in that, described converting unit comprises:
The instruction recognition unit is identified multimedia operations corresponding to described operational order;
Instruction converting unit, the type of the described multimedia terminal that obtains based on recognition unit is converted to operational order the steering order of the command format that meets described multimedia terminal;
Instruction sending unit, the steering order that instruction converting unit is produced is sent to described multimedia terminal by described control interface.
5. vehicle-mounted end as claimed in claim 1, it is characterized in that, described guidance panel is touch display screen, and described touch display screen provides the demonstration at multimedia operations interface and is suitable for receiving user's touch control operation instruction, and the user's touch control operation instruction that receives is sent to converting unit.
6. vehicle-mounted end as claimed in claim 1, is characterized in that, described guidance panel comprises display screen and speech input interface, and described display screen provides the demonstration at multimedia operations interface; Described speech input interface is suitable for receiving user's voice operating instruction, and described voice operating instruction is sent to converting unit.
7. vehicle-mounted end as claimed in claim 6, is characterized in that, described speech input interface is microphone.
8. vehicle-mounted end as claimed in claim 1, is characterized in that, described guidance panel comprises the bearing circle with audio playing function button.
9. vehicle-mounted end as claimed in claim 1, is characterized in that, described multimedia terminal comprises any one in iphone, ipod, ipad.
10. method of controlling the multimedia terminal by vehicle-mounted end, described vehicle-mounted end comprises the described vehicle-mounted end of claim 1 to 9 any one, described method comprises:
By patchcord, the multimedia terminal is connected with control interface and the audio interface of vehicle-mounted end;
Input user's operational order by guidance panel, control the voice applications in described multimedia terminal;
Export sound signal corresponding to described voice applications by vehicle audio.
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| CN2011103919620A CN103137169A (en) | 2011-11-30 | 2011-11-30 | Vehicle-mounted end and method for controlling multimedia terminal through the same |
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| CN103738265A (en) * | 2013-08-21 | 2014-04-23 | 深圳市辂元科技有限公司 | Mobile terminal and car machine interconnection method and car machine |
| CN104065802A (en) * | 2013-07-31 | 2014-09-24 | 惠州华阳通用电子有限公司 | Method for identifying blank screen of mobile terminal by virtue of car-mounted terminal |
| CN104536778A (en) * | 2014-12-03 | 2015-04-22 | 惠州Tcl移动通信有限公司 | External data card used in vehicle-mounted system |
| CN104571981A (en) * | 2013-10-14 | 2015-04-29 | 苏州峰通光电有限公司 | Display control terminal and automotive electronic device |
| CN104698912A (en) * | 2013-12-10 | 2015-06-10 | 现代自动车株式会社 | A remote system and method for controlling a vehicle device |
| CN105376069A (en) * | 2014-08-15 | 2016-03-02 | 哈曼贝克自动系统股份有限公司 | Wlan adapter for vehicle head units |
| CN105704201A (en) * | 2014-12-11 | 2016-06-22 | 现代自动车株式会社 | in-vehicle multimedia terminal and control method thereof |
| CN106657539A (en) * | 2016-07-29 | 2017-05-10 | 杭州多闻信息技术有限公司 | Vehicle-mounted multifunctional operation-free intelligent service device |
| CN107479520A (en) * | 2017-09-15 | 2017-12-15 | 深圳市禾音视频科技有限公司 | Intelligent management audiovisual terminals |
| CN108271096A (en) * | 2018-01-30 | 2018-07-10 | 上海乐愚智能科技有限公司 | A kind of task executing method, device, intelligent sound box and storage medium |
| CN111258464A (en) * | 2018-11-30 | 2020-06-09 | 上海擎感智能科技有限公司 | Screen wallpaper switching method and system |
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| CN104065802A (en) * | 2013-07-31 | 2014-09-24 | 惠州华阳通用电子有限公司 | Method for identifying blank screen of mobile terminal by virtue of car-mounted terminal |
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| CN104698912A (en) * | 2013-12-10 | 2015-06-10 | 现代自动车株式会社 | A remote system and method for controlling a vehicle device |
| CN105376069B (en) * | 2014-08-15 | 2020-05-19 | 哈曼贝克自动系统股份有限公司 | WLAN adapter for vehicle head unit |
| CN105376069A (en) * | 2014-08-15 | 2016-03-02 | 哈曼贝克自动系统股份有限公司 | Wlan adapter for vehicle head units |
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| CN105704201A (en) * | 2014-12-11 | 2016-06-22 | 现代自动车株式会社 | in-vehicle multimedia terminal and control method thereof |
| CN106657539A (en) * | 2016-07-29 | 2017-05-10 | 杭州多闻信息技术有限公司 | Vehicle-mounted multifunctional operation-free intelligent service device |
| CN107479520A (en) * | 2017-09-15 | 2017-12-15 | 深圳市禾音视频科技有限公司 | Intelligent management audiovisual terminals |
| CN108271096A (en) * | 2018-01-30 | 2018-07-10 | 上海乐愚智能科技有限公司 | A kind of task executing method, device, intelligent sound box and storage medium |
| CN111258464A (en) * | 2018-11-30 | 2020-06-09 | 上海擎感智能科技有限公司 | Screen wallpaper switching method and system |
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Application publication date: 20130605 |