CN2716906Y - Multimedia device - Google Patents
Multimedia device Download PDFInfo
- Publication number
- CN2716906Y CN2716906Y CN 200420077219 CN200420077219U CN2716906Y CN 2716906 Y CN2716906 Y CN 2716906Y CN 200420077219 CN200420077219 CN 200420077219 CN 200420077219 U CN200420077219 U CN 200420077219U CN 2716906 Y CN2716906 Y CN 2716906Y
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- China
- Prior art keywords
- multimedia device
- processing unit
- central processing
- control module
- electric property
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a multimedia device, which comprises a control module and a display at least, wherein, the control module comprises a central processing unit, a memory, an acoustic duct controller and an I/O (input/output) controller which are coupled with the central processing unit in electric property coupling; the display which is coupled with the central processing unit and the I/O controller arranged on the control module in electric property coupling is provided with a display screen and loudspeakers. By the electric property coupling with the acoustic duct controller and the central processing unit of the control module, the multimedia device has favorable visual and auditory effects, and the characteristics of small size, light weight and low cost; in addition, the multimedia device can be used for downloading and updating media data for a user, and the downloaded or updated data can be stored in a larger memory space.
Description
Technical field
The utility model is about a kind of audio-visual play-back technology, particularly is available for users to wear the audio-visual play multimedia device that mode is used about a kind of.
Background technology
Along with development of science and technology, people more and more pay attention to the raising of quality of the life, and portable multimedia device also arises at the historic moment, from portable recorder the earliest, MP3 till now listens till now from simple, has occurred portable DVD player (Digital Visual Disc) again; When using existing portable electron device, as when listening MP3, can't see image, when using portable DVD player to see disc, the sound effect of portable DVD player is relatively poor again, so people wish can see that image frame can reach good auditory effect again clearly when using portable electron device.
The prior art relevant with the utility model is to announce shown in 2356400Y number and 2525546Y number as Chinese utility model patent.Wherein, China's utility model patent is announced 2356400Y number and is disclosed a kind of portable audiovisual video disc player, comprise VCD (Video CompactDisc) movement and Service Circuit, decoding scheme, panel control circuit, power circuit, pedestal, lid, the signal of described decoding scheme output is leaded up to audio frequency processing circuit and is delivered to sound generator, and video display is delivered to by video processing circuits in another road.This portable audiovisual video disc player pull-up LCD can be play-overed signal of video signal on display, and broadcasts voice signal by a pair of outer plug-in type audio amplifier, thereby can play at any time, watch.The shortcoming of this patented technology is: this portable audiovisual video disc player can't reach the auditory effect of 5.1 sound channels (5.1 sound channels are L channel, R channel, left surround channel, right surround channel and center channels).
China's utility model patent is announced 2525546Y number and has been disclosed a kind of head mounted display and matching used portable AV device, wherein head mounted display comprises mirror body, web member, girding sleeve and earphone, with the matching used portable AV device of head mounted display be VCD player or television receiver, VCD player, television receiver are respectively equipped with interface and are connected with head mounted display.
The shortcoming of this patented technology is: head mounted display must be used with a portable video and audio electronic device, just can watch and listen to required image and music, thereby whole device volume is bigger, carries inconvenience, and cost is higher.This head mounted display and matching used portable AV device all can't reach the auditory effect of 5.1 sound channels simultaneously.
In addition, existing and the matching used portable AV device of head mounted display, be not provided with the interface that is connected with external electronic, can't can't media article be passed to other people yet from external electronic or wireless network downloads of media data by wireless network.
The utility model content
For overcoming the shortcoming of above-mentioned prior art, but fundamental purpose of the present utility model is at the multimedia device that a kind of playing video picture and audio are provided.
Another purpose of the present utility model is to provide a kind of volume little and portable multimedia device.
A purpose more of the present utility model is in order to providing a kind of multimedia document of downloading to be convenient to upgrade at any time multimedia document, and has the multimedia device of big storage area.
For reaching above-mentioned purpose, the utility model promptly provides a kind of multimedia device, and this multimedia device comprises at least: a control module, comprise central processing unit, with internal memory, sound channel controller and the I/O controller of central processing unit electric property coupling; Display is central processing unit and the I/O controller that is electrically coupled to control module, has a display screen; And loudspeaker, by the central processing unit electric property coupling of above-mentioned sound channel controller and control module.
More be provided with optical amplification device in the contained display of the utility model multimedia device, display screen is presented as the visual effect as the giant-screen, and the acoustics of exportable 5.1 sound channels.Simultaneously the utility model need not be as the prior art, need link to each other with another portable electron device and just can watch and listen to required image and music, image and music can be watched, be listened to multimedia device of the present utility model need not by external other device at any time, and also has little, the in light weight and easy to carry characteristic of volume.
In addition, the control module of the utility model multimedia device also comprises the serial line interface with central processing unit and I/O controller electric property coupling, and this serial line interface can be RS 232 interfaces, USB (Universal Serial Bus) interface and JTAG (Joint Test Action Group) interface.These expansion interfaces allow the user from other external electronic downloads of media data, or adopt wireless technology automatic network downloads of media data, and can give other people with data transmission by wireless network.
In addition, above-mentioned USB interface can be a USB camera connector, it can be connected with a camera, so as to passing through this camera image, the user that order suffers from myopia can use this multimedia device as glasses, this is because multimedia device inside is to be provided with an emulation giant-screen, can watch captured image for the user.
On the other hand, the control module of the utility model multimedia device also comprises CF (Compact Flash) ATA (AdvancedTechnology Attachment) interface with central processing unit and I/O controller electric property coupling, this CF ata interface can be CF card, ATA CD drive and ATA hard disk drive, allow central processing unit to read content in CF card, CD or the hard disk easily, enlarge the storage area of the utility model multimedia device whereby by the CF ata interface.
Therefore, multimedia device of the present utility model can solve the shortcoming of prior art, not only can reach good vision and auditory effect, and and has a characteristic that volume is little, in light weight, cost is low, in addition, this multimedia device more is available for users to the downloads of media data and upgrades media article, and the data storage that institute can be downloaded or upgrades is in a bigger storage area.
Description of drawings
Fig. 1 is the schematic perspective view of multimedia device of the present utility model; And
Fig. 2 is the basic framework block schematic diagram of multimedia device of the present utility model inside.
Embodiment
Embodiment
Fig. 1 and Fig. 2 describe preferred embodiment synoptic diagram of the present utility model in detail.It is noted that herein, these accompanying drawings are the synoptic diagram of simplification, only in order to basic framework of the present utility model to be described, only show the formation relevant with the utility model, and shown formation be not number when implementing, shape with reality, and dimension scale draw, number, shape and dimension scale during actual enforcement is a kind of optionally design, and its formation arrangement form may be more complicated.
Fig. 1 is a schematic appearance, the outward appearance signal situation that shows the utility model multimedia device 1, as shown in Figure 1, multimedia device 1 of the present utility model also comprises a display 2, control module 3 and loudspeaker 4, and this display 2 can be connected with control module 3 by lead (not label) respectively with loudspeaker 4.
As shown in Figure 2, display 2 has display screen 20, this display screen 20 is liquid crystal display screens, it is the place ahead that is positioned at user's eyes, and the electronic viewfinder of employing " emulation giant-screen " (figure is mark) is as display interface, so as to improving image quality, and the service time of increase battery, though the screen of this display screen 20 is little, but owing to, can reach the effect of giant-screen by an optical amplification device (figure is mark not) near eye.Moreover, whole multimedia device 1 is an enclosure space for user's head, so the position that can reasonably arrange loudspeaker 4 makes multimedia device 1 reach the effect of 5.1 sound channels (5.1 sound channels are L channel, R channel, left surround channel, right surround channel and center channels).
Because the structure of this display 2 and loudspeaker 4 belongs to prior art, so do not given unnecessary details.
Fig. 2 is a block schematic diagram, shows the signal situation of multimedia device 1 inner basic framework.As shown in the figure, the control module 3 of the utility model multimedia device 1 mainly comprise a central processing unit 30 and with internal memory 32, sound channel controller 40, I/O (Input/Output) controller 50, the serial line interface 70 of central processing unit 30 electric property couplings.Wherein display 2 and central processing unit 30 and I/O controller 50 electric property couplings, but internal memory 32 is internal memories of any central processing unit direct access and executive routine, itself and power supply 34 electric property couplings.I/O controller 50 and display 2, CF (Compact Flash) ATA (Advanced Technology Attachment) interface 60 and serial line interface 70 electric property couplings, be used to realize the control function between input/output devices such as display 2, CF ata interface 60 and serial line interface 70 and the central processing unit 30, CF ata interface 60 can be CF card 62, ATA hard disk drive 64 or ATA CD drive 66, allow central processing unit 30 to read content in CF card, CD or the hard disk easily, thereby enlarge the storage area of multimedia device 1 by CF ata interface 60.Serial line interface 70 can adopt RS 232 interfaces 72, JTAG (Joint Test Action Group) interface 74 or USB interface 76, be used to realize higher transmission speed, wherein USB interface 76 can be USB wireless connector 76a, USB camera connector 76b or USB connector 76c.Sound channel controller 40 is AC ' 97 controllers, realizes the effect of 5.1 sound channels in order to control loudspeaker 4.
As shown in Figure 1, when reality is used, be that multimedia device 1 is placed on the head, adjust display screen 2 to one appropriate locations, make its position near eyes, can see image and hear music by display screen 2 and loudspeaker 4.Can be connected with external electronic (figure is mark not) by CF ata interface 60 and serial line interface 70 simultaneously, so that upgrade media article.
In addition, can in multimedia device 1, be connected with a high pixel camera (figure is mark not) in addition by USB camera connector 76b, take image at a distance by this high pixel camera, can allow the user who suffers from myopia that this multimedia device 1 is used as glasses, this is because multimedia device 1 inside is to be provided with an emulation giant-screen, can see the image that high pixel camera is captured for the user.
The utility model multimedia device 1 not only can also can be passed to other people via Wi-Fi with using the content of the contained lens shooting of high pixel camera easily by wireless technology automatic network downloads of media data also by USB wireless connector 76a simultaneously.
The utility model multimedia device has a plurality of external interfaces in addition, can be for expanding a plurality of storage devices, so can have bigger storage space, need not as prior art, need to link to each other with a portable video and audio electronic device again, can watch and listen to required image and music information at any time.
The utility model multimedia device 1 allows the user can be from the image after watching amplification on the display screen 20 by optical devices in addition, and cooperates sound channel controller 40 and loudspeaker 4 can reach vision and auditory effect preferably.
Moreover, the utility model multimedia device 1 can pass through USB wireless connector 76a in addition, so as to making things convenient for and using the wireless technology automatic network to download required media article apace, also the content that pick-up lens can be photographed is given other people via the Wi-Fi transmission and is watched.
Claims (12)
1. a multimedia device can provide the user to watch and listen to the image and the audio of broadcast to wear mode, it is characterized in that this device is to comprise at least:
One control module, comprise central processing unit, with internal memory, sound channel controller and the I/O controller of central processing unit electric property coupling;
Display is electrically coupled to control module, and has a display screen; And
Loudspeaker is by above-mentioned sound channel controller and control module electric property coupling.
2. multimedia device as claimed in claim 1 is characterized in that, display is and the central processing unit of control module and any electric property coupling in the I/O controller institute cohort group.
3. multimedia device as claimed in claim 1 is characterized in that, this sound channel controller is the central processing unit electric property coupling contained with control module.
4. multimedia device as claimed in claim 1 is characterized in that, control module also comprises the serial line interface with central processing unit and I/O controller electric property coupling.
5. multimedia device as claimed in claim 4 is characterized in that, this serial line interface is any in RS232 interface, USB interface and the jtag interface institute cohort group.
6. multimedia device as claimed in claim 5 is characterized in that, this USB interface is any in USB wireless connector, USB camera connector and the USB connector institute cohort group.
7. multimedia device as claimed in claim 6 is characterized in that, this USB wireless connector can make things convenient for the user to adopt wireless technology from the network download media article, and can give other people by wireless network transmission data.
8. multimedia device as claimed in claim 6 is characterized in that, this USB camera connector can be connected with camera, by this camera image, allows the user of myopia that this multimedia device is used as the glasses use.
9. multimedia device as claimed in claim 1 is characterized in that, this control module also comprises the CF ata interface with central processing unit and I/O controller electric property coupling.
10. multimedia device as claimed in claim 9 is characterized in that, this CF ata interface is in CF card, ATA CD drive and the ATA hard disk drive, allows central processing unit to read content in CF card, CD or the hard disk by the CF ata interface.
11. multimedia device as claimed in claim 1 is characterized in that, this internal memory is and the power supply electric property coupling.
12. multimedia device as claimed in claim 1 is characterized in that, this display is provided with optical amplification device, can make display screen reach the effect of giant-screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420077219 CN2716906Y (en) | 2004-07-30 | 2004-07-30 | Multimedia device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420077219 CN2716906Y (en) | 2004-07-30 | 2004-07-30 | Multimedia device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2716906Y true CN2716906Y (en) | 2005-08-10 |
Family
ID=34874410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420077219 Expired - Fee Related CN2716906Y (en) | 2004-07-30 | 2004-07-30 | Multimedia device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2716906Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101646313B (en) * | 2008-08-05 | 2011-07-20 | 巍世科技有限公司 | Heart-shaped structure in changeable shape |
-
2004
- 2004-07-30 CN CN 200420077219 patent/CN2716906Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101646313B (en) * | 2008-08-05 | 2011-07-20 | 巍世科技有限公司 | Heart-shaped structure in changeable shape |
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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: 20050810 Termination date: 20100730 |