CN201829194U - Multimedia playing device with storage capacity - Google Patents
Multimedia playing device with storage capacity Download PDFInfo
- Publication number
- CN201829194U CN201829194U CN2009202463163U CN200920246316U CN201829194U CN 201829194 U CN201829194 U CN 201829194U CN 2009202463163 U CN2009202463163 U CN 2009202463163U CN 200920246316 U CN200920246316 U CN 200920246316U CN 201829194 U CN201829194 U CN 201829194U
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- multimedia playing
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- main control
- usb
- playing apparatus
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Abstract
The utility model relates to a multimedia playing device with storage capacity, comprising a main control unit; the main control unit comprises a USB (universal serial bus) controller and an SD/MSD controller; the USB controller is connected with a USB interface; the SD/MSD controller is connected with an SD/MSD interface which is connected with a storage unit; the main control unit further comprises a main equipment setting unit and a driven equipment setting unit; the USB interface is connected with an external storage device; the main equipment unit sets a multimedia playing device as a main control end and takes the storage unit as a buffering device; the USB interface is connected with the main control end; the driven equipment setting unit sets the multimedia playing device as a device end; an SDMI/USB protocol conversion unit of the main control unit is used for storing the converted data conforming to the SDMI/USB protocol to the storage unit, and sending the converted data conforming to the USB protocol to the external device end. The multimedia playing device can be used as an audio-video file decoding device, also can be used as a portable mobile storage device, and is convenient and practical.
Description
Technical field
The utility model relates to a kind of to media playing apparatus, relates in particular to a kind of multimedia playing apparatus with memory capacity.
Background technology
Under the prior art, have a lot of audio and video resources to download for the numerous network users on the network, the user can play appreciation in PC or handheld electronic playing device after the download of audio frequency and video data such as numerous TV play, film is finished at any time.
After long-term, the user custom audio/video programs such as play, film that teleview with televisor because during TV reception, can be recumbent on a sofa see, the user watch that the limbs posture is random, and the very big result of broadcast of the size of televisor is better, brings more comfortable rating to enjoy to the user.
But televisor can not be play the audio frequency and video data of user's download, and the TV programme that reception TV station that the user can only be passive plays, and can not be as use computer or handheld electronic playing device is arbitrarily seen at any time and oneself wanted the audio frequency and video data seen.
Along with user's this demand, release a kind of multimedia playing apparatus on the market gradually.This multimedia playing apparatus is connected on the televisor by video interface and audio interface, is connected the memory storage that stores the audio frequency and video data by connector simultaneously.Multimedia playing apparatus can read the audio frequency and video data in the external connection storage apparatus, and with after the audio frequency and video data decoding of reading, send to televisor by video interface and audio interface, realize the broadcast of televisor, expanded the program resource of televisor multimedia document.
But the multimedia playing apparatus under the prior art, have only two data transmission channels to carry out exchanges data on its main control unit with external memory storage, transmission channel with usb protocol with USB interface from the external connection storage apparatus reading of data, the another one transmission channel uses the SD/MSD interface from the external connection storage apparatus reading of data, as shown in Figure 1 with the SDMI agreement.Itself does not have memory capacity this multimedia playing apparatus, can only read the audio frequency and video data in the external connection storage apparatus, if this multimedia playing apparatus has memory capacity, it is a playing device, is again memory storage, will be user-friendly.
Therefore, there is defective in prior art, needs further improvement and develops.
The utility model content
The purpose of this utility model is to provide a kind of multimedia playing apparatus with memory capacity, adds storage unit in multimedia playing apparatus, makes multimedia playing apparatus can be used as memory storage and uses, and increases its function, and is user-friendly.
The technical solution of the utility model is as follows:
A kind of multimedia playing apparatus with memory capacity comprises main control unit, and wherein, described main control unit comprises USB controller and SD/MSD (miniature SD) controller, and described USB controller is connected with USB interface, and described SD/MSD controller is connected with the SD/MSD interface; Described SD/MSD interface is connected with storage unit;
Described main control unit comprises that also main equipment is provided with the unit and slave unit is provided with the unit;
Described USB interface is connected with external connection storage apparatus, and the described multimedia playing apparatus in described main equipment unit is set to main control end, and with described storage unit as buffer storage;
Described USB interface is connected with main control end, and described slave unit is provided with the described multimedia playing apparatus in unit and is set to device end;
Described main control unit also comprises the SDMI/USB conversion unit of protocol.
Compared with prior art, the utility model provides a kind of multimedia playing apparatus with memory capacity, this multimedia playing apparatus has two data passages, the utility model takies one of them data channel, built-in storage unit is connected with wherein SD/MSD interface, make multimedia playing apparatus of the present utility model in as the audio-video document decoding device, can also be as portable flash memory device, the convenient use.
Description of drawings
Fig. 1 is the structural representation of multimedia playing apparatus data transmission channel under the prior art;
Fig. 2 has the structural representation of storage unit multimedia playing apparatus embodiment for the utility model.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
The multimedia playing apparatus 100 of the band memory capacity that the utility model provides as shown in Figure 2, comprises main control unit 110, and described multimedia playing apparatus 100 comprises two data transmission channels; Described main control unit 110 comprises USB controller 110, and described USB controller 111 is connected with usb 1 20, as a data transmission channel of described multimedia playing apparatus 100; Described main control unit 110 comprises SD/MSD (miniature SD) controller 112, and described SD/MSD controller 112 is connected with SD/MSD interface 130, as the another one data transmission channel of described multimedia playing apparatus 100.
The usb 1 20 of described multimedia playing apparatus 100 can external connection storage apparatus, store in the described external connection storage apparatus download or download audio-video documents such as the TV play that finishes, film, MTV, digital photograph, simultaneously the video signal interface of described multimedia playing apparatus 100 and audio signal interface are connected on the display device such as televisor.
Described main control unit 110 is connected with the external connection storage apparatus that is independent of described multimedia playing apparatus 100 by described usb 1 20, the main equipment of described main control unit 110 is provided with module 113 described main control unit 110 is set to host (main control end), makes described main control unit read multimedia file in the described external connection storage apparatus with usb protocol.The decoding of multimedia file that 110 pairs of described main control units read, with decoded vision signal and/sound signal, send to display device such as televisor, display by its video signal interface and audio signal interface and play.
The utility model is built in described multimedia playing apparatus 100 with storage unit 140 by described SD/MSD interface 130.When described usb 1 20 connects external connection storage apparatus, when described main equipment is provided with module 113 described multimedia playing apparatus 100 is set to host, described main control unit 110 can be in the audio-video document in reading described external connection storage apparatus, the data storage that reads is arrived described storage unit 140, with described storage unit as buffer storage, to improve the reading speed of described multimedia playing apparatus 100.
When described usb 1 20 was connected with outside host device, host such as computer, notebook device for example was when described multimedia playing apparatus 100 uses as memory storage.Described slave unit is provided with unit 115 described multimedia playing apparatus 100 is set to device (device end), the transmission of described main control unit 110 control datas between described storage unit 140 and host device.
The preferred embodiment of data transmission between described storage unit 140 and the host device, as shown in Figure 2.Described main control unit 110 is provided with SDMI/USB conversion unit of protocol 114, described SDMI/USB conversion unit of protocol 114 is used for the data between described storage unit 140 and the host device are carried out protocol conversion, the data storage that meets the SDMI agreement after the conversion to described storage unit 140, is perhaps sent to outside host to the data that meet usb protocol after the conversion.
The utility model takies a data passage of multimedia playing apparatus, the SD/MSD interface of built-in storage unit and multimedia playing apparatus is connected, make described storage unit both can be used as the buffer memory of multimedia playing apparatus, also can make described multimedia playing apparatus be used as flash memory device, on the basis of existing technology through improving the function that has increased multimedia playing apparatus, the convenient use.
Should be understood that above-mentioned statement at the utility model preferred embodiment is comparatively detailed, can not therefore think the restriction to the utility model scope of patent protection, scope of patent protection of the present utility model should be as the criterion with claims.
Claims (5)
1. the multimedia playing apparatus with memory capacity comprises main control unit, it is characterized in that, described main control unit comprises USB controller and SD/MSD controller, and described USB controller is connected with USB interface, and described SD/MSD controller is connected with the SD/MSD interface; Described SD/MSD interface is connected with storage unit;
Described main control unit comprises that also main equipment is provided with the unit and slave unit is provided with the unit;
Described USB interface is connected with external connection storage apparatus, and the described multimedia playing apparatus in described main equipment unit is set to main control end, and with described storage unit as buffer storage;
Described USB interface is connected with main control end, and described slave unit is provided with the described multimedia playing apparatus in unit and is set to device end;
Described main control unit also comprises the SDMI/USB conversion unit of protocol.
2. multimedia playing apparatus according to claim 1 is characterized in that described multimedia playing apparatus comprises shell, and described storage unit is built in described shell.
3. multimedia playing apparatus according to claim 2 is characterized in that, also comprises the video signal interface and the sound signal that are connected with described main control unit, and described video signal interface is connected with display device with sound signal.
4. multimedia playing apparatus according to claim 3 is characterized in that, described display device is televisor or display.
5. multimedia playing apparatus according to claim 3 is characterized in that, described storage unit is SD card or FLASH chip or solid state hard disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202463163U CN201829194U (en) | 2009-09-29 | 2009-09-29 | Multimedia playing device with storage capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202463163U CN201829194U (en) | 2009-09-29 | 2009-09-29 | Multimedia playing device with storage capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201829194U true CN201829194U (en) | 2011-05-11 |
Family
ID=43967715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202463163U Expired - Lifetime CN201829194U (en) | 2009-09-29 | 2009-09-29 | Multimedia playing device with storage capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201829194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834623A (en) * | 2015-04-28 | 2015-08-12 | 常州听觉工坊智能科技有限公司 | Audio playing method and audio playing device |
-
2009
- 2009-09-29 CN CN2009202463163U patent/CN201829194U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834623A (en) * | 2015-04-28 | 2015-08-12 | 常州听觉工坊智能科技有限公司 | Audio playing method and audio playing device |
| CN104834623B (en) * | 2015-04-28 | 2019-06-11 | 广州酷狗计算机科技有限公司 | Audio frequency playing method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |