CN2925025Y - Vehicular video-audio expanding device and vehicular video-audio system using same - Google Patents
Vehicular video-audio expanding device and vehicular video-audio system using same Download PDFInfo
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- CN2925025Y CN2925025Y CN 200620112289 CN200620112289U CN2925025Y CN 2925025 Y CN2925025 Y CN 2925025Y CN 200620112289 CN200620112289 CN 200620112289 CN 200620112289 U CN200620112289 U CN 200620112289U CN 2925025 Y CN2925025 Y CN 2925025Y
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Abstract
The utility model relates to a vehicle-using audio and video system, which comprises: an audio and video expanding device for producing an output signal; an output device for receiving an output signal; an auxiliary signal source for producing and delivering a first input signal to the audio and video expending device; and a removable media storage device for producing and transmitting a media data to the audio and video expanding device. The media data is processed into a second input signal by the audio and video expanding device. Wherein, when under a first mode, the audio and video expanding device chooses the first input signal as the output signal; when under a second mode, the audio and video expanding device chooses the second input signal as the output signal.
Description
Technical field
The utility model is relevant for automobile-used audio-visual technology, is particularly to a kind of automobile-used audio-visual expanding device and uses the automobile-used audio-video system of this device.
Background technology
Along with the progress of digital audio-video science and technology, offer human well-rounded audio-visual entertainment life, even if people understand directly influence lifestyle at home for the demand of audio-visual amusement, thereby the agitation of family's theater is arranged.Then, further extend to Vehicular mobile formula environment,, have some idea of even be equipped with by the standard of CD-ROM drive LCD TV screens (LCD TV) such as CD, VCD, DVD being classified as automobile in recent years for high-quality audio-visual demand.Moreover removal formula media storage device (such as the iPod that Apple Computer produced) is popularized with mobile phone, makes the interior user of car for the extendibility of automobile-used audio-video system strong demand be arranged.But existing automobile-used audio-video system has assembled appropriate when car dispatches from the factory, when the user has expansion demand, must make or have much ado and reequip then, and the stepping back that the consumer is hoped.
Therefore, under the prerequisite that does not change its original main system of audio hardware, how integrating auxiliary source (auxiliary input), removal formula media storage device and hand-holding communication device in automobile-used audio-video system, is the required of this people in the industry.
Summary of the invention
And the purpose of this utility model, promptly a kind of automobile-used audio-visual expanding device is being provided and is using the automobile-used audio-video system of this device, under the prerequisite that does not change its original main system of audio hardware, can integrate auxiliary source, removal formula media storage device and hand-holding communication device in automobile-used audio-video system.
For achieving the above object, the utility model can be finished by a kind of automobile-used audio-video system is provided.Comprise according to automobile-used audio-video system of the present utility model: an audio-visual expanding device, in order to produce an output signal; One output device is in order to receive output signal; One auxiliary source is in order to produce one first input signal to audio-visual expanding device; And a removal formula media storage device, in order to producing a media data, and be treated as one second input signal via audio-visual expanding device to audio-visual expanding device; Wherein, when under one first pattern, it is output signal that audio-visual expanding device is selected first input signal; When under one second pattern, it is output signal that audio-visual expanding device is selected second input signal.
In addition, the utility model still can be applied in the automobile-used audio-video system by a kind of audio-visual expanding device is provided, and automobile-used audio-video system comprises an output device, an auxiliary source and a removal formula media storage device; Audio-visual expanding device comprises: an auxiliary input port connects auxiliary source, in order to receive one first input signal that auxiliary source produced; One media management module receives the media data that removal formula media storage device is produced, and media data is converted to one second input signal; One selector receives this first input signal and this second input signal; And a microcontroller, the control selector one of is selected in first input signal and second input signal person, and output becomes an output signal.
Description of drawings
Fig. 1 is the block schematic diagram according to automobile-used audio-video system one preferred embodiment of the present utility model.
Fig. 2 is according to control flow chart of the present utility model.
Embodiment
See also Fig. 1, be depicted as block schematic diagram according to automobile-used audio-video system one preferred embodiment of the present utility model.As shown in Figure 1, comprise according to automobile-used AV device of the present utility model: but an audio-visual expanding device 1, an auxiliary source 2, a removal formula media storage device 3, a hand-holding communication device 4, a microphone 5, a display 6, a main system of audio 7 and a loud speaker 8.According to automobile-used audio-visual expanding device 1 of the present utility model, but connect auxiliary source 2 removal formula media storage devices 3, hand-holding communication device 4, microphone 5, display 6 and main system of audio 7 or the like respectively, and main system of audio 7 also is connected to loud speaker 8.
But removal formula media storage device 3 can be to include electrical or magnetic storage device such as the programmable read only memory of electrically erasing (electrically erasable programmable read only memory), flash memory (flash memory), hard disk or tape.But removal formula media storage device 3 internal memories contain digital video and/or voice data, can be sent to audio-visual expanding device 1 via data/address bus 13 and be for further processing.This data/address bus 13 can be the Interface Standard with universal serial (Universal Serial Bus, letter is referred to as with USB), IEEE1394, SCSI, IDE, PCMCIA, PCI etc.
Hand-holding communication device 4 can be the mobile phone of pan-European digital action telephone system (Global System for MobileCommunications:GSM) or third generation wireless communication standard system (3G), is connected by bus 14 with audio-visual expanding device 1.If hand-holding communication device 4 is bluetooth (Bluetooth) mobile phone, Bluetooth control chip (will be as described later in detail) can be set in audio-visual expanding device 1, then need not the setting of bus 14, between hand-holding communication device 4 and the audio-visual expanding device 1, can see through Bluetooth protocol and carry out wireless transmission.Moreover, microphone 5 can be arranged in the car, and microphone 5 is sent to audio-visual expanding device 1 with voice signal line 15 with the sound of user in the car and processes, in view of the above, the user can further exempt the puzzlement of wearing earphone in the car.
7 of main systems of audio are to include audio frequency processing circuits such as AM/FM harmony device (AM/FM Tuner), audiotape player (cassetteplayer), enlarger and partial device, except the audio signal that can handle self tuner or audiotape player, can also receive and handle the output audio signal 17 that audio-visual expanding device 1 is produced, see through loud speaker 8 then voice output.Main system of audio 7 and 1 exchange of making handle via control bus 18 of audio-visual expanding device, the user can be by pushing control button set on the main system of audio 79 in the car, control via 18 pairs of automobile-used audio-visual expanding devices 1 of control bus again, and then obtain to switch automobile-used audio-video system of the present utility model in host mode, auxiliary input pattern, removal formula media mode or communication mode (will be as described below).
Though display shown in Figure 16 and main system of audio 7 represent with square independently, so this two also can integrate and become single main frame.In addition, one remote controller (remote control) also can be provided, by wireless mode main system of audio 7, display 6 or audio-visual expanding device 1 are carried out control operation, this moment is when needing at main system of audio 7, display 6 or audio-visual expanding device 1 place wireless receiver (not shown) to be set, more can increase the convenience of use
According to the utility model, need not to change main system of audio 7, auxiliary source 2, removal formula media storage device 3, hand-holding communication device 14 these hardware, utilize audio-visual expanding device 1 can assist the change action of input pattern, removal formula media mode or communication mode.Therefore, with regard to main system of audio 7, need not to judge that output audio signal 17 or outputting video signal 16 are from auxiliary source 2, removal formula media storage device 3 or hand-holding communication device 5, and, control via control bus 18 by between audio-visual expanding device 1 and the main system of audio 7.Moreover, can select auxiliary source 2, removal formula media storage device 3 or hand-holding communication device 4 by audio-visual expanding device 1 by the demand of user in the car, video output signals 16 or audio output signal 17 are provided.
See also Fig. 1 again, comprise: a selector 100, a media management module 102, a communication control module 104, a microcontroller 106 and an auxiliary input port 110 etc. according to audio-visual expanding device 1 of the present utility model.As shown in Figure 1, audio-visual expanding device 1 inputs to selector 100 places with input auxiliary signal 101 after receiving the signal 11 that auxiliary sources 2 are produced by auxiliary input port 110.As described above, if auxiliary source 2 only is an audio player, then importing auxiliary signal 101 promptly only has audio signal; If auxiliary source 2 is an audio/video player, then imports auxiliary signal 101 and promptly include audio signal and vision signal.Media management module 102 reads removal formula media storage device 3 receiving media datas from data/address bus 13, and inputs to selector 100 places through after the signal processing, as input medium signal 103.For example, media management module 3 can have MP3 decoder and digital/analog converter, and processing can be treated as simulated audio signal with digital audio-frequency data; Again, media management module 3 can have the MPEG-4 decoder, digital of digital video data can be treated as the analog audio-video signal.In addition, if removal formula media storage device 3 is USB storage devices, then media management module 102 promptly has the USB controller.
Host mode
Host mode promptly is a main system of audio 7 with the audio signal output of self tuner or audiotape player to loud speaker 8, and the function that this type genus main system of audio 7 is existing is so repeat no more.
Auxiliary input pattern
When carrying out conversion and control at the main system of audio 7 of different labels and auxiliary source 2, send control signal by main system of audio 7 via control bus 18, the microcontroller 106 that is sent to audio-visual expanding device 1 is converted into the handle of control auxiliary source 2, is sent to auxiliary source 2 via control bus 12.At this moment, auxiliary source 2 meeting output signals 11 are input auxiliary signal 101, control selectors 100 via microcontroller 106 with control signal 109, select 101 outputs of input auxiliary signal to become outputting video signal 16 and output audio signal 17, offer display 6 and main system of audio 7 respectively.
Media playback mode
When under media playback mode, main system of audio 7 is sent control signal via control bus 18, the microcontroller 106 that is sent to audio-visual expanding device 1 is converted into the handle of control media management module 102, this handle is sent to media controller 102 via control bus 108, reads numerical data in the removal formula media storage device 3 by media controller 102.Be treated as input medium signal 103 through media management module 102 then, control selectors 100 via microcontroller 106 with control signal 109, select 103 outputs of input medium signal to become outputting video signal 16 and output audio signal 17, offer display 6 and main system of audio 7 respectively.
Communication mode
When hand-holding communication device 4 had incoming call, communication control module 104 can send signal to main system of audio 7 by microcontroller 106 via control bus 18 via control bus 107 notice microcontrollers 106.Whether want incoming call answering by user's decision in the car again, if, then send and control signal to microcontroller 106 via control bus 18, by microcontroller 106 output control signals 109 control selectors 100, select 105 outputs of incoming traffic signal to become audio output signal 17, promptly can converse in the Handless mode by microphone 5.If hand-holding communication device 4 can transmit or store video-audio data, then incoming traffic signal 105 can comprise the Voice ﹠ Video signal, be selected to outputting video signal 16 and output audio signal 17 through selector 100 this moment, is sent to display 6 and main system of audio 7 places respectively.
Comprehensively above-mentioned, the utility model can be integrated removal formula media storage device 3 and hand-holding communication device 4 under the prerequisite that does not change original stereo system main control system 7 and existing auxiliary source 2 circuits, obtain the effect that the video-audio signal source is expanded.
Though the utility model discloses as above with some preferred embodiments; right its is not in order to limit the utility model; any those of ordinary skills; in not breaking away from spirit and scope of the present utility model; change and modification when doing, therefore protection range of the present utility model is as the criterion when looking appended claim.
Claims (21)
1. an automobile-used audio-video system is characterized in that, comprising:
One audio-visual expanding device is in order to produce an output signal;
One output device is in order to receive described output signal;
One auxiliary source is in order to produce one first input signal to described audio-visual expanding device; And
One removal formula media storage device in order to producing a media data to described audio-visual expanding device, and is treated as one second input signal via audio-visual expanding device;
Wherein, when under one first pattern, it is described output signal that described audio-visual expanding device is selected described first input signal; When under one second pattern, it is described output signal that described audio-visual expanding device is selected described second input signal.
2. automobile-used audio-video system as claimed in claim 1 is characterized in that, described output signal, described first input signal and described second input signal are audio signal.
3. automobile-used audio-video system as claimed in claim 2 is characterized in that, described output device is a main system of audio.
4. automobile-used audio-video system as claimed in claim 3 is characterized in that, also comprises a remote controller, with wireless mode described main system of audio is controlled.
5. automobile-used audio-video system as claimed in claim 1 is characterized in that, described output signal, described first input signal and described second input signal are vision signal.
6. used audio-video system as claimed in claim 5 is characterized in that, described output device is a display.
7. automobile-used audio-video system as claimed in claim 6 is characterized in that, also comprises a remote controller, with wireless mode described display is controlled.
8. automobile-used audio-video system as claimed in claim 1 is characterized in that, described audio-visual expanding device comprises:
One microcontroller;
One auxiliary input port in order to connect described auxiliary source, receives described first input signal;
One media management module is in order to be converted to described media data described second input signal; And
One selector according to the control of described microcontroller, one of is selected in described first input signal and described second input signal person, and output becomes described output signal.
9. automobile-used audio-video system as claimed in claim 8 is characterized in that, described selector is analog switch.
10. automobile-used audio-video system as claimed in claim 1 is characterized in that, also comprises a hand-holding communication device, in order to producing a communication data to described audio-visual expanding device, and is treated as one the 3rd input signal via audio-visual expanding device; When under a three-mode, it is described output signal that described audio-visual expanding device is selected described the 3rd input signal.
11. automobile-used audio-video system as claimed in claim 1 is characterized in that, described audio-visual expanding device comprises:
One microcontroller;
One auxiliary input port in order to connect described auxiliary source, receives described first input signal;
One media management module is in order to be converted to described media data described second input signal; And
One communication control module is in order to be converted to described communication data described the 3rd input signal;
One selector according to the control of described microcontroller, one of is selected in described first input signal, described second input signal and described the 3rd input signal person, and output becomes described output signal.
12. automobile-used audio-video system as claimed in claim 11 is characterized in that, also comprises a microphone, is coupled to described communication control module, in order to receive user's sound.
13. automobile-used audio-video system as claimed in claim 11 is characterized in that, described selector is analog switch.
14. automobile-used audio-video system as claimed in claim 1 is characterized in that, also comprises a remote controller, with wireless mode described audio-visual expanding device is controlled.
15. an audio-visual expanding device is applied in the automobile-used audio-video system, described automobile-used audio-video system comprises an output device, an auxiliary source and a removal formula media storage device; Described audio-visual expanding device comprises:
One auxiliary input port connects described auxiliary source, in order to receive one first input signal that described auxiliary source produces;
One media management module receives the media data that described removal formula media storage device is produced, and described media data is converted to one second input signal;
One selector receives described first input signal and described second input signal; And
One microcontroller is controlled described selector and one of is selected in described first input signal and described second input signal person, and output becomes an output signal.
16. audio-visual expanding device as claimed in claim 15 is characterized in that, described output signal, described first input signal and described second input signal are audio signal.
17. audio-visual expanding device as claimed in claim 16 is characterized in that, described output device is a main system of audio.
18. audio-visual expanding device as claimed in claim 15 is characterized in that, described output signal, described first input signal and described second input signal are vision signal.
19. audio-visual expanding device as claimed in claim 18 is characterized in that, described output device is a display.
20. audio-visual expanding device as claimed in claim 15, it is characterized in that, also comprise a communication control module, receive the communication data that a hand-holding communication device is produced, and described communication data is converted to one the 3rd input signal gives described selector and do and select control.
21. audio-visual expanding device as claimed in claim 15 is characterized in that, described selector is analog switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620112289 CN2925025Y (en) | 2006-06-01 | 2006-06-01 | Vehicular video-audio expanding device and vehicular video-audio system using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620112289 CN2925025Y (en) | 2006-06-01 | 2006-06-01 | Vehicular video-audio expanding device and vehicular video-audio system using same |
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| CN2925025Y true CN2925025Y (en) | 2007-07-18 |
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| CN 200620112289 Expired - Fee Related CN2925025Y (en) | 2006-06-01 | 2006-06-01 | Vehicular video-audio expanding device and vehicular video-audio system using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408837B (en) * | 2007-10-12 | 2013-01-02 | 普诚科技股份有限公司 | Sound source playing system |
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- 2006-06-01 CN CN 200620112289 patent/CN2925025Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408837B (en) * | 2007-10-12 | 2013-01-02 | 普诚科技股份有限公司 | Sound source playing system |
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| 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: 20070718 |