CN2560041Y - Video-audio broadcasting carriers with supporting multiple storege silicon CD - Google Patents
Video-audio broadcasting carriers with supporting multiple storege silicon CD Download PDFInfo
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- CN2560041Y CN2560041Y CN 02205077 CN02205077U CN2560041Y CN 2560041 Y CN2560041 Y CN 2560041Y CN 02205077 CN02205077 CN 02205077 CN 02205077 U CN02205077 U CN 02205077U CN 2560041 Y CN2560041 Y CN 2560041Y
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Abstract
The utility model discloses an audio and video playing carrier which supports a plurality of silicon storage disk cards and comprises combined elements of a plurality of sockets for the silicon disk cards, a digital signal processor, a microprocessor controller, a transmission interface, a video encoding unit and an audio decoding unit, etc. The utility model is used for reading a plurality of silicon disk cards with different specifications and supporting transmission interfaces such as USB and 1394, etc., and the utility model can independently implement encoding and decoding of digital audio and video materials of household electric appliances with topical information such as videos, pictures and music, etc., transform the digital audio and video materials into digital/ analog signals, and is used for products such as digital televisions, computers or sound systems, etc. The utility model integrates the communication of various silicon disk cards between digital audio and video products and the Internet and leads transmission and communication of the digital audio and video materials to be more convenient.
Description
Technical field
The utility model relates to a kind of video-audio broadcasting carrier (Media Player), particularly supports the video-audio broadcasting carrier of multiple storage silicon disk card about a kind of tool.
Background technology
Along with the arriving of multimedia era, digitized video and audio product becomes the new lover in market one after another.As digital camera, digital recorder camera, digital and electronic photo frame and Digital Television information household electrical appliances (IA) such as (HDTV), all are the products that attract tremendous attention in the market.Just because of video and audio product moves towards digitizing, can be directly and computer or network, even be connected with Digital Television, do not need to pass through again traditional coding/decoding process, so in the transmission of its video picture, sound and pattern, held its shape, can " distortion ".Yet under digitized technology, the video and audio product of traditional magnetic tape type or other magnetic devices is replaced by the digital audio-video product gradually.The consumer can be by the Internet download film, image, or by digital camera and digital camera camera, film and sound are compressed into JPEG, MPEG or MP3, CD-DA data formats such as (CD musical films), and are stored, just can on the multimedia video product, play by various silicon disk cards.
Digital video-audio data is by the propagation of internet, and its perviousness and circulation can be said so and be had infinite commercial opportunities, and also just because of this, many dealers seize this piece market energetically, and has taken up the market demand of global digital audio-video product.Yet, please refer to the design calcspar of known digital audio-video product shown in Figure 1.It has a digital signal processor (DSP) 2, in order to handle the digital video-audio data of the CF card socket 6 CF cards that insert (figure does not illustrate), digital signal after will handling again is passed to image coding unit 3 and voice codec unit 7 respectively, output signal again behind its coding/decoding, and image coding unit 3 can connect LCD screen 5 through RGB terminal 4, voice codec unit 7 can meet the stereo set system through being decoded into L channel 8a and R channel 8b.Wherein, input command 9 is provided under the providing of a power supply digital signal processor 2, in order to control the playback action of this digital product.
Known digital audio-video product as digital photo frame (Digital Frame), PDA etc., has functions such as broadcast/editing photo, picture, but because of it has a liquid crystal display (LCD) screen, make that these digital product prices are too high, and its function is limited, can't satisfy consumer demand.And for example digital audio-video player (Digital Media Player) is limited because of its supported silicon disk card, only can read the silicon disk card of specifications such as CF card, SM card or MicroDrjve.The silicon disk card of supporting because of the DVD player or the digital frame of different labels but also inequality not only.In other words, known digital audio-video product can't be supported the silicon disk card of all size, therefore, the upgrading with capacity technologies popularized along with various silicon disk cards, make it can't be used for above-mentioned digital audio-video product mutually, make consumer's acquisition cost increase the inconvenience that causes the consumer to use.
Summary of the invention
In view of this, for addressing the above problem and reaching other effect and purpose, the utility model provides a kind of tool to support the video-audio broadcasting carrier of multiple storage silicon disk card, can share multiple silicon disk card by this carrier, comprise the CF card, even the MS/SD/MMC/SM card etc., in other words, no matter all can be applied to this creation carrier by these a little silicon disk cards from the numerical data in which kind of source.
Another purpose of the present utility model provides the function of transmission interfaces such as supporting USB1.1/2.0, IEEE1394a/b and IDE.Can directly carry out the read-write/transmission of data by above-mentioned transmission interface with the silicon disk card that inserts, play back by the digital video-audio data of this carrier again these a little silicon disk cards, very have practicality and document circulation, can say so has enlarged the popular of digital audio-video product.Therefore, the utility model combines the integration function of known digital audio-video product and card reader, has possessed creativeness and progressive.
Another purpose of the present utility model is can be independently to be connected with on the market information household appliances, as systems such as Digital Television, computer or stereo sets, carries out the digital-to-analog video-audio signal of different-formats such as audio-visual, picture/photo or music and plays.The digital product that does not need individually to have the LCD screen with known digital frame or PDA etc. is used in combination, cost is reduced, the consumption market increases, solve known digital audio-video product and only support a few functions such as playing pictures form or audio format, reach the use of only supporting the minority silicon disk card, and the problems such as demand in the person of curbing consumption market.
The technical solution of the utility model is achieved in that
A kind of tool is supported the video-audio broadcasting carrier of multiple storage silicon disk card, and it comprises:
One CF card socket is in order to insert a CF calliper lattice silicon disk card;
One All-in-One socket, distinguishable/as to read the plural number kind silicon disk card of insertion;
One microprocessor controller is supported to be coupled to the silicon disk card of this All-in-One socket, and the CF card that is coupled to this CF card socket, and converts a signal to;
One digital signal processor couples with this microprocessor controller, receives this signal post-processing/output one digital audio-video signal;
One judges switch, between this microprocessor controller and this CF card socket, in order to be judged as a transmission interface or an IDE interface, when using this transmission interface, this judgement switch will switch this microprocessor controller makes controller, carry out the data transmission between this CF card and this transmission interface, when using this IDE interface again, this judges that switch will switch this digital signal processor as controller;
One image coding unit couples and receives this digital audio-video signal with this digital signal processor and carries out the conversion of digital-to-analog video-audio signal, exports an analog image signal; And
One voice codec unit couples and receives this digital audio-video signal with this digital signal processor and carries out the conversion of digital-to-analog video-audio signal, exports an analoging sound signal.
Aforesaid tool is supported the video-audio broadcasting carrier of multiple storage silicon disk card, wherein, this digital signal processor more comprises a Data Processing buffer cell and a program is deposited mnemon, this Data Processing buffer cell is temporary wherein with needed digital video-audio data, increase the treatment efficiency of this digital signal processor, this program is deposited mnemon in order to control program to be provided, as the treatment principle of this digital signal processor; Wherein, this transmission interface comprises USB1.1/2.0 interface, IEEE1394a/b interface and IDE interface, in other words, when using above-mentioned arbitrary transmission interface, this judgement switch detects immediately, and switch controller is this microprocessor controller, can utilize this transmission interface to carry out the transmission of various data, otherwise when not using this transmission interface, directly those insert the data of silicon disk card by this digital signal processor processes; Wherein this CF card comprises the silicon disk card of CF type I and CF type II/MicroDrive specification; And wherein this All-in-One socket can insert the silicon disk card that comprises multiple different sizes such as MS/SD/MMC/SM card; And wherein this analog image signal comprises image formats such as convertible JPEG, MPEG I and MPEG II, and this analoging sound signal comprises convertible MP3 and general CD music format.
Tool of the present utility model is supported the video-audio broadcasting carrier of multiple storage silicon disk card, except playing general MP3, MPEG, JPEG independently ... outside image, picture and the music etc. specification, have more and support multiple different size storage silicon disk card to read and support functions such as various interface plug and plays.
Description of drawings
Fig. 1 is the design calcspar of known digital audio-video product;
Fig. 2 is the design calcspar of the utility model preferred embodiment;
Fig. 3 is a design flow diagram of judging the switch switching command according to the utility model;
Fig. 4 is the process flow diagram after the utility model DVD player received signal;
Fig. 5 is according to the utility model actual job schematic flow sheet;
Fig. 6 is that digital signal processor, Data Processing buffer cell and program are deposited the mnemon circuit diagram;
Fig. 7 is microprocessor controller, All-in-One socket, voice codec unit and left and right sound channels circuit diagram;
Fig. 8 is image coding unit, finger-impu system, power supply device, judgement switch and CF card socket circuit figure.
Embodiment
Below in conjunction with accompanying drawing, technology contents of the present utility model and characteristics are described in further detail.
As shown in Figure 2, it is the design calcspar of the utility model preferred embodiment.The utility model " tool is supported the video-audio broadcasting carrier of multiple storage silicon disk card ", has a CF card socket 18, can insert the silicon disk card (comprising CF type I and CF type II/MicroDrive) (this figure does not illustrate, can with reference to figure 5) of specifications such as CF card, store digital video-audio data in it.One All-in-One socket 52 has and differentiates/read the function of inserting a plurality of silicon disk cards (silicon disk card that comprises multiple different size such as MS/SD/MMC/SM card) (this figure does not illustrate, can with reference to figure 5), also stores digital video-audio data in these silicon disk cards.When the CF card has been coupled to CF card socket 18, and the use IDE of system interface (system's default value/be non-USB of connecing or 1394 transmission interfaces), judge that switch 16 can switch to IDE interface control signal 68 to digital signal processor 10 with order, directly, export a digitized video, digital audio signal 76,78 by behind this digital video-audio data of digital signal processor 10 processing/decodings.When using transmission interface 54 (by deciding), judge that switch 16 can switch to USB/1394 interface control signal 66 to microprocessor controller 50 with order, carries out the functions such as data transmission/read-write between CF card and the computer 80 with the interface that is connected of computer 80 again.
When being stuck in different time, SM/MS/MMC/SD is coupled to All-in-One socket 52 again, and when system uses the IDE interface, to order to digital signal processor 10 by the microprocessor controller 50 of bridge joint, make it handle/decode this digital video-audio data, export again a digitized video, digital audio signal 76,78 respectively to image coding unit 20, voice codec unit 30.Again when transmission interface 54 connects computers 80, can be directly carry out data transmission/read-write between above-mentioned various silicon disk card and the computer 80 by microprocessor controller 50.
Wherein, digital signal processor 10 couples a Data Processing buffer cell (SDRAM) 12 and a program is deposited mnemon (Flash) 14.This Data Processing buffer cell 12 is temporary wherein with the digital video-audio data of required or frequent processing, 10 need of digital signal processor extracting data in it, can increase the treatment efficiency of digital signal processor 10, and program is deposited mnemon 14 in order to the program of depositing control figure signal processor 10 to be provided, as the treatment principle of digital signal processor 10.
This judges switch 16, between CF card, digital signal processor 10 or microprocessor controller 50, gives the digital signal processor 10 and microprocessor controller 50 that couples in order to judgement/switching command.Ben is that the utility model can be connected with computer 80 systems, also can be used in film liquid crystal display 28, video on demand device 29 or other stereo set independently.In brief, judge switch 16 and use transmission interface 54 if detect, no matter couple CF card or other specification silicon disk card, can directly switch to the order of USB/1394 interface control signal 66, by the data transmission/read-write of 80 in microprocessor controller 50 control silicon disk cards and computer; Otherwise, when the utility model independent (stand alone) uses, the CF card can directly pass through digital signal processor 10 processing/outputs one digital audio-video signal, and silicon disk cards such as SM/MS/MMC/SD, need controller-microprocessor controller 50, be processed into the digital audio-video signal via digital signal processor 10 again by supporting.So, when using transmission interface 54, the utility model general card reader (Card Reader/Writer), and transmission interface 54 comprises interfaces such as USB1.1/2.0, IEEE1394a/b or IDE, it is all the standard interface that Global Access is used, has great mass of data transfer rate, hot plug and plug and play advantages such as (except the IDE interfaces), at this not elsewhere specified (NES).
Comprise an image coding unit 20 and a voice codec unit 30 again, couple with digital signal processor 10 respectively, it exports a digital image signal 76 and a digital audio signal 78, be sent to image coding unit 20 and voice codec unit 30 more respectively, an analog image signal 82 and an analoging sound signal 84 are exported in encoded/decoding again.Wherein, the analog image signal kenel of these image coding unit 20 outputs can comprise RGB terminal 22, S terminal 24 and AV terminal 26 etc.Especially, RGB terminal 22 shows that in order to film liquid crystal display 28 to be provided S terminal 24 then can provide a video on demand device 29 to show with AV terminal 26.And voice codec unit 30 is divided into L channel 32, R channel 34 or six sound channels etc. with the analoging sound signal of exporting 84, also can be connected to general stereo set system.
In addition, the utility model digital signal processor 10 further can couple a digital tone source interface 60, directly exports digital signal and is connected to sound amplifier 62, makes sound quality improve, and keeps former sound undistorted.Certainly, the utility model has more that independent play-out is audio-visual, functions such as picture and music except that the function of tool card reader, and with a power supply device 46 power supplies.And digital signal processor is coupled with a finger-impu system 40, an infrared ray far-end control die set 42 (comprise a controller, figure does not illustrate) in order to control this creation.
Please refer to Fig. 3, it is a design flow diagram of judging the switch switching command according to the utility model.No matter be to use the arbitrary interface of IEEE1394a/b or USB1.1/2.0, judgement switch 202 can be passed to microprocessor controller with instruction and switch to USB/1394 path 204 again, transfer to the computer 212,216 of connection after treatment respectively, finally be presented on the computer screen.If when using the IDE interface, judge that then switch 202 can switch to audio-visual broadcast independent play-out pattern 208, at wherethrough reason back output digital audio-video signal.
Please also refer to Fig. 4, it is the process flow diagram after the utility model DVD player received signal.Under the state of power supply supply, this creation receives button or infrared control signal 302, and screen meeting display menu 304 if this signal 306 that does not have affirmation to receive promptly can automatically perform playing program 308, returns under the primary option menu until finishing.When if this signal 306 that receives the confirmation is arranged, promptly can receive at least five options, comprise broadcasts/time-outs 312, stop to play 314, open catalogue 316, the next one/change 318 and last one soon/turn round key commands such as 320.And can be respectively after confirming display the play/suspend 322 on the computer or television that connects, stopping 324 immediately, catalogue 326, next/change soon 328 and on one/turn round symbols such as 330.
Please refer to Fig. 5, it is according to the utility model actual job schematic flow sheet.From then in the diagram, the digital audio-video that can be well understood to the multiple silicon disk card of tool of this creation is play carrier 100, can reading by silicon disk cards such as CF card 72, MS card 56, SM card 57, SD card 58 or mmc cards 59, carry out the coding/decoding of numerical data and handle, convert the digital-to-analog video-audio signal to and transfer to information household electrical appliances such as Digital Television 63, computer 65 or stereo set system 64.Wherein, can create several buttons inputs on 100 the finger-impu system 40 by this, perhaps be controlled by the mode of infrared ray far-end control die set (figure does not illustrate), so these a little technology have been known, so do not give unnecessary details in addition.
The circuit of above relevant elements sees also the circuit diagram of Fig. 6 to Fig. 8.
What this need emphasize be, though the utility model is used a CF card socket and an All-in-One socket respectively, read the silicon disk card of various different sizes, might not be defined as two silicon disk card sockets independently, also can be most individual slots or be single slot, illustrate in the lump at this.
In sum, tool of the present utility model is supported the video-audio broadcasting carrier of multiple storage silicon disk card, has following advantage at least:
1. tool of the present utility model is supported the video-audio broadcasting carrier of multiple storage silicon disk card, can share multiple silicon disk card by this, comprise the CF card, even the MS/SD/MMC/SM card etc., in other words, no matter all can be applied to this creation carrier by these a little silicon disk cards from the numerical data in which kind of source.
2. the utility model provides the function of supporting transmission interfaces such as USB1.1/2.0, IEEE1394a/b and IDE.Can directly carry out the read-write/transmission of data by above-mentioned transmission interface with the silicon disk card that inserts, play back by the digital video-audio data of this creation carrier again these a little silicon disk cards, very have practicality and document circulation, can say so has enlarged the popular of digital audio-video product.Therefore, the utility model combines the integration function of known digital audio-video product and card reader, has possessed creativeness and progressive.
3. the utility model can be independently be connected with on the market information household appliances, as systems such as Digital Television, computer or stereo sets, carries out the digital-to-analog video-audio signal of different-formats such as audio-visual, picture/photo or music and plays.The digital product that does not need individually to have the LCD screen with known digital frame or PDA etc. is used in combination, cost is reduced, the consumption market increases, solve known digital audio-video product and only support a few functions such as playing pictures form or audio format, reach the use of only supporting the minority silicon disk card, and the problems such as demand in the person of curbing consumption market.
Above-mentioned each element names is called convenient description technology contents of the present utility model and decides; so it is not in order to limit this creation; the equivalence conversion that all foundations creation spirit of the present utility model is done substitutes; anyly have the knack of this skill person; in not breaking away from spirit of the present utility model and scope; when doing a little change and retouching, therefore, protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (7)
1. a tool is supported the video-audio broadcasting carrier of multiple storage silicon disk card, and it is characterized in that: it comprises:
One CF card socket is in order to insert a CF calliper lattice silicon disk card;
One All-in-One socket, distinguishable/as to read the plural number kind silicon disk card of insertion;
One microprocessor controller is supported to be coupled to those silicon disk cards of this All-in-One socket, and this CF card that is coupled to this CF card socket, and converts a signal to;
One digital signal processor couples with this microprocessor controller, receives behind this signal and processing/output one digital audio-video signal;
One judges switch, between this microprocessor controller and this CF card socket, in order to be judged as a transmission interface or an IDE interface, when using this transmission interface, this judgement switch will switch this microprocessor controller makes controller, carry out the data transmission between this CF card and this transmission interface, when using this IDE interface again, this judges that switch will switch this digital signal processor as controller;
One image coding unit couples and receives this digital audio-video signal with this digital signal processor and carries out the conversion of digital-to-analog video-audio signal, exports an analog image signal; And
One voice codec unit couples and receives this digital audio-video signal with this digital signal processor and carries out the conversion of digital-to-analog video-audio signal, exports an analoging sound signal.
2. tool as claimed in claim 1 is supported the video-audio broadcasting carrier of multiple storage silicon disk card, it is characterized in that: wherein, this digital signal processor more comprises a Data Processing buffer cell and a program is deposited mnemon, this Data Processing buffer cell is temporary wherein with needed this digital video-audio data, increase the treatment efficiency of this digital signal processor, this program is deposited mnemon in order to control program to be provided, as the treatment principle of this digital signal processor.
3. tool as claimed in claim 1 is supported the video-audio broadcasting carrier of multiple storage silicon disk card, it is characterized in that: wherein, this transmission interface comprises USB1.1/2.0 interface, IEEE1394a/b interface and IDE interface, in other words, when using above-mentioned arbitrary transmission interface, this judgement switch detects immediately, and switch controller is this microprocessor controller, can utilize this transmission interface to carry out the transmission of various data, otherwise, when not using this transmission interface, directly those insert the data of silicon disk card by this digital signal processor processes.
4. tool as claimed in claim 1 is supported the video-audio broadcasting carrier of multiple storage silicon disk card, it is characterized in that: wherein, this CF card comprises the silicon disk card of CF type I and CF type II/MicroDrive specification.
5. tool as claimed in claim 1 is supported the video-audio broadcasting carrier of multiple storage silicon disk card, it is characterized in that: wherein, this All-in-One socket can insert the silicon disk card that comprises multiple different sizes such as MS/SD/MMC/SM card.
6. tool as claimed in claim 1 is supported the video-audio broadcasting carrier of multiple storage silicon disk card, it is characterized in that: wherein, this analog image signal comprises image formats such as convertible JPEG, MPEG I and MPEG II.
7. tool as claimed in claim 1 is supported the video-audio broadcasting carrier of multiple storage silicon disk card, it is characterized in that: wherein, this analoging sound signal comprises convertible MP3 and general CD music format.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02205077 CN2560041Y (en) | 2002-03-15 | 2002-03-15 | Video-audio broadcasting carriers with supporting multiple storege silicon CD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02205077 CN2560041Y (en) | 2002-03-15 | 2002-03-15 | Video-audio broadcasting carriers with supporting multiple storege silicon CD |
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| Publication Number | Publication Date |
|---|---|
| CN2560041Y true CN2560041Y (en) | 2003-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02205077 Expired - Lifetime CN2560041Y (en) | 2002-03-15 | 2002-03-15 | Video-audio broadcasting carriers with supporting multiple storege silicon CD |
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| Country | Link |
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| CN (1) | CN2560041Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100367397C (en) * | 2004-01-06 | 2008-02-06 | 英华达（南京）科技有限公司 | Network sound archives receiving system capable of making domestic acoustics connect to broadband network |
-
2002
- 2002-03-15 CN CN 02205077 patent/CN2560041Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100367397C (en) * | 2004-01-06 | 2008-02-06 | 英华达（南京）科技有限公司 | Network sound archives receiving system capable of making domestic acoustics connect to broadband network |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120315 Granted publication date: 20030709 |