CN2735436Y - Media player having USB slot - Google Patents
Media player having USB slot Download PDFInfo
- Publication number
- CN2735436Y CN2735436Y CN 200420059367 CN200420059367U CN2735436Y CN 2735436 Y CN2735436 Y CN 2735436Y CN 200420059367 CN200420059367 CN 200420059367 CN 200420059367 U CN200420059367 U CN 200420059367U CN 2735436 Y CN2735436 Y CN 2735436Y
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- CN
- China
- Prior art keywords
- master controller
- usb
- playing apparatus
- media playing
- usb slot
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a media player having USB slot, which can connect to a USB storage device and controls and accesses a digital data stored by the USB storage device. The media player comprises: a main controller, which is connected to the USB storage device through the USB slot and is used for controlling and accessing the digital data inside the USB storage device; an internal storage buffer, connecting to the main controller and receiving the command and control of the main controller, which is used for temporarily storing the digital data; an MP3 module, which connects to the main controller, acquires the digital data through the main controller and processes the digital data. Wherein, the media player of the utility model can directly access the data with the external connecting USB storage device by means of the control of the main controller.
Description
Technical field
The utility model relates to a kind of media playing apparatus of tool USB slot, relates in particular to a kind of USB memory storage that connects, and the MP3 media playing apparatus of this USB memory storage of control access.
Background technology
MP3 (MPEG Audio Layer3) is a kind of efficient compress technique.It has adopted special data compression algorithm that original sound signal is handled, the size that makes the digital audio file only is original 1/10th, because its file is little, therefore can be a large amount of be stored on the storer, and because the quality of playing the back music that decompresses does not but have any variation, almost approach the quality of CD disc record, so the audio player of MP3 player for used by people on the market.
Have again, be commonly called as the carry-on storer of flash memory on the market, utilize the interface of USB transmission architecture for the transmission data, now become general computing machine user data backup necessity, it is many greatly relatively to pass by floppy disk (FloppyDiskette) capacity, therefore, also can be used in general multimedia application, as the use of MP3 audio file, digital camera (DSC) image data access backup.
Yet the transmission of known MP3 player data is the client/server patterns by main frame end commander, and the transmission of its data or reception all need connect main frame and be controlled by main frame.And the carry-on storer of tool data backup function also needs the control by main frame end commander, and can't be directly and the MP3 player do data access.
Therefore, the utility model is the above-mentioned existing MP3 player of solution can't command this carry-on storer of control, and obtain its stored inconvenience that numerical data has and shortcoming, the spy concentrates on studies and cooperates theoretical utilization, a kind of media playing apparatus of tool USB slot is proposed, master controller by media playing apparatus inside connects a USB memory storage, and this USB memory storage of may command, to carry out the access of numerical data, so the utility model is reasonable in design and can effectively improve above-mentioned shortcoming.
The utility model content
The media playing apparatus of the utility model tool USB slot, its objective is provides a USB slot, the movable USB memory storage that is plugged in of this USB slot, numerical data in order to control and this USB memory storage inside of access, need be connected to the main frame end with solving known MP3 media playing apparatus, and by main frame end commander control, the ability access is connected in the interior numerical data of memory storage of main frame end simultaneously.
For achieving the above object, the utility model provides a kind of media playing apparatus of tool USB slot, can be by the movable USB memory storage of pegging graft of a USB slot, comprise a master controller, be connected in this USB memory storage by this USB slot, in order to the numerical data of this USB memory storage inside of control access.One internal memory buffer is connected in this master controller, accepts this master controller commander control, in order to temporary this numerical data.One MP3 module is connected in this master controller, obtains this numerical data by master controller from this internal memory buffer, and handles this numerical data.
Aforesaid media playing apparatus wherein also comprises a LED indicating member, is connected in this master controller, as the indication of duty.
Aforesaid media playing apparatus wherein also comprises a feature operation unit, is connected in this master controller, exports an operation signal and gives this master controller, as the switching and the execution of mode of operation.
Aforesaid media playing apparatus wherein also comprises a LCD, is connected in this master controller, as the demonstration of data message.
Aforesaid media playing apparatus, wherein this master controller utilizes an inner interface controller to be connected in this USB memory storage, in order to this numerical data in control and this USB memory storage of access.
Aforesaid media playing apparatus, wherein this interface controller can be a usb interface controller.
Aforesaid media playing apparatus, wherein this internal memory buffer is made up of storeies such as EEPROM, FlashRAM, SDRAM, DRAM.
Aforesaid media playing apparatus, wherein this MP3 module includes: a MP3 decoding/coding unit; And a digital/analog converter, be connected in this MP3 decoding/coding unit, in order to the translation data kenel.
Description of drawings
Fig. 1 is the schematic perspective view of the utility model grafting USB memory storage;
Fig. 2 is the circuit block diagram of the utility model grafting USB memory storage;
Fig. 3 is the circuit block diagram of the utility model MP3 module 13;
Fig. 4 is the circuit diagram of the utility model master controller;
Fig. 5 is the circuit diagram of the utility model MP3 module; And
Fig. 6 is the circuit diagram of the utility model feature operation unit.
Wherein, description of reference numerals is as follows:
1 media playing apparatus, 10 master controllers
12 internal memory buffer, 13 MP3 modules
132MP3 decoding/coding unit 134 digital/analog converters
14 LED indicating members, 16 feature operation unit
17 earphone jacks, 18 LCD
19 microphone jacks, 2 USB memory storages
3 USB slots
Embodiment
Please refer to Fig. 1, be the schematic perspective view of the utility model grafting USB memory storage.The media playing apparatus 1 of tool USB slot can be by a USB slot 3 movable USB memory storages 2 of pegging graft.The media playing apparatus 1 of tool USB slot is a MP3 media playing apparatus, and it can connect extraneous USB memory storage 2, and can directly control this stored MP3 numerical data in USB memory storage 2 inside of access, to carry out the broadcast of MP3 music media.
Please refer to Fig. 2, be the circuit block diagram of the utility model grafting USB memory storage.The media playing apparatus 1 of the utility model tool USB slot includes: a master controller 10, an internal memory buffer 12, a MP3 module 13, a LED indicating member 14, a feature operation unit 16, a LCD 18, an earphone jack 17 and a microphone jack 19.
Again with reference to figure 2, master controller 10 utilizes an inner interface controller (not shown) to be connected in this USB memory storage 2 by this USB slot 3 (shown in Figure 1), in order to the numerical data in control and this USB memory storage 2 of access, this numerical data is a MP3 numerical data.Be illustrated in figure 4 as the circuit diagram of master controller 10, connecting other peripheral electron part (R16, R17 etc.) by chip U4 forms, master controller 10 is sent to the internal memory buffer 12 that is connected in master controller 10 with the numerical data that obtains, and temporary this numerical data is in this internal memory buffer 12.Master controller 10 is connected in MP3 module 13, and this numerical data that will be temporary in internal memory buffer 12 is sent to this MP3 module 13, as Fig. 5, is the circuit diagram of MP3 module 13, connects other peripheral electron part (R11, R15 etc.) by chip U3 and forms.After this numerical data is handled via this MP3 module 13, connect and be sent to an extraneous earphone (not shown) by an earphone jack 17, to allow the user can hear the message of this numerical data.MP3 module 13 can be passed through a microphone jack 19 simultaneously, connect a microphone (not shown) and obtain the audio signals that the microphone (not shown) is exported, after this audio signals is handled via this MP3 module 13, again by these master controller 10 control and treatment, must this audio signals be temporary in the internal memory buffer 12, and then realize sound-recording function.Master controller 10 can also be sent to this audio signals this USB memory storage 2.
In the above-mentioned explanation, this interface controller (not shown) can be a usb interface controller.And this internal memory buffer 12 is for being made up of storeies such as EEPROM, Flash RAM, SDRAM, DRAM.
With reference to figure 2, master controller 10 of the present utility model is connected with a LED indicating member 14, a feature operation unit 16 and a LCD 18 simultaneously again.LED indicating member 14 is as the indication of duty.Feature operation unit 16 can be exported an operation signal and be given this master controller 10, as the switching and the execution of mode of operation by user's operation.As the circuit diagram of Fig. 6, form by (S1, S2 etc.) for feature operation unit 16.This feature operation unit 16 has operating functions such as a power operation, a broadcast/pausing operation, volume adjustment operation, a recording operation and a selected songs operation.LCD 18 as the demonstration of data message, is used for showing the data-signal when this numerical data is play, and is shown the totem that sets each other off of these operating functions when the user operates.
Cooperate Fig. 2, again with reference to figure 3, be the circuit block diagram of the utility model MP3 module 13, this MP3 module 13 includes a MP3 decoding/coding unit 132 and a digital/analog converter 134.MP3 decoding/coding unit 132 is via master controller 10 commander's controls, the MP3 numerical data that is temporary in internal memory buffer 12 is deciphered processing, MP3 numerical data after the processing is sent to the conversion that digital/analog converter 134 is done the signal kenel, be connected with external earphone (not shown) by earphone jack 17 then, and the MP3 music signal is sent to earphone, and heard the sound of MP3 music.
Cooperate Fig. 2 again, with reference to figure 3, MP3 module 13 can be passed through a microphone jack 19 simultaneously, connect a microphone (not shown) and obtain the audio signals that this microphone (not shown) is exported, after this audio signals is carried out the conversion process of signal kenel via the digital/analog converter 134 of these MP3 module 13 inside, carry out the encoding process of signal again through MP3 decoding/coding unit 132.Signal behind this this coding of master controller 10 control and treatment also is temporary in the internal memory buffer 12, to realize a sound-recording function.Master controller can also be sent to this audio signals this USB memory storage 2.
In sum, the media playing apparatus of the utility model tool USB slot, can operate this feature operation unit 16 by the user, give this master controller 10 in order to the output function signal, by the interface controller (not shown) control of master controller 10 inside and the MP3 numerical data in this USB memory storage 2 of access, the MP3 numerical data that interface controller is obtained is temporary in internal memory buffer 12, and by master controller 10 control this MP3 numerical data is sent to MP3 module 13 and carries out the broadcast of MP3 music.Simultaneously, can use external microphone to obtain audio signals and handle by MP3 module 13 after, by the control of master controller 10 this audio signals is temporary in internal memory buffer 12, to realize sound-recording function.
In the above-mentioned explanation, this interface controller (not shown) can be a usb interface controller.And this internal memory buffer 12 is for being made up of storeies such as EEPROM, Flash RAM, SDRAM, DRAM.
The user carries out operation of the present utility model by feature operation unit 16, the utility model provides operating functions such as a power operation, a broadcast/pausing operation, volume adjustment operation, a recording operation and a selected songs operation, work as the utility model simultaneously and be under the no duty, master controller 10 can enter a sleep pattern.And under recording operation, when the internal memory buffer 12 no storage areas of depositing audio signals, master controller 10 can control removes the audio signals in the internal memory buffer 12, in order to can store new audio signals again.
Yet; the above; only be the detailed description and the accompanying drawing of the specific embodiment of one of the utility model the best; all embodiment that meets the spirit variation similar of the utility model protection domain with it; all should be contained in the protection domain of the present utility model; any those of ordinary skill in the art in field of the present utility model, can think easily and variation or modify all can be encompassed in the protection domain of the present utility model.
Claims (8)
1. the media playing apparatus of a tool USB slot by the movable USB memory storage of pegging graft of a USB slot, is characterized in that including:
One master controller connects this USB memory storage by this USB slot, a numerical data of this USB memory storage inside of control access;
One internal memory buffer is connected in this master controller, accepts the control signal of this master controller, and temporary this numerical data; And
One MP3 module is connected in this master controller, obtains this numerical data by master controller, and handles this numerical data.
2. the media playing apparatus of tool USB slot as claimed in claim 1 is characterized in that also comprising a LED indicating member, is connected in this master controller.
3. the media playing apparatus of tool USB slot as claimed in claim 1 is characterized in that also comprising a feature operation unit, is connected in this master controller, exports an operation signal and gives this master controller.
4. the media playing apparatus of tool USB slot as claimed in claim 1 is characterized in that also comprising a LCD, is connected in this master controller.
5. the media playing apparatus of tool USB slot as claimed in claim 1 is characterized in that this master controller is connected in this USB memory storage by an interface controller of inside, this numerical data in control and this USB memory storage of access.
6. the media playing apparatus of tool USB slot as claimed in claim 6 is characterized in that this interface controller is a usb interface controller.
7. the media playing apparatus of tool USB slot as claimed in claim 1 is characterized in that this internal memory buffer is one of them or its combination of EEPROM, Flash RAM, SDRAM, DRAM storer.
8. the media playing apparatus of tool USB slot as claimed in claim 1 is characterized in that this MP3 module includes:
One MP3 decoding/coding unit; And
The digital/analog converter of one translation data kenel is connected in this MP3 decoding/coding unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059367 CN2735436Y (en) | 2004-06-10 | 2004-06-10 | Media player having USB slot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059367 CN2735436Y (en) | 2004-06-10 | 2004-06-10 | Media player having USB slot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2735436Y true CN2735436Y (en) | 2005-10-19 |
Family
ID=35265308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420059367 Expired - Fee Related CN2735436Y (en) | 2004-06-10 | 2004-06-10 | Media player having USB slot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2735436Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1963803B (en) * | 2005-11-12 | 2010-12-08 | 鸿富锦精密工业（深圳）有限公司 | Storage apparatus for play medium |
-
2004
- 2004-06-10 CN CN 200420059367 patent/CN2735436Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1963803B (en) * | 2005-11-12 | 2010-12-08 | 鸿富锦精密工业（深圳）有限公司 | Storage apparatus for play medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |