CN200972790Y - Split recorder with media player - Google Patents
Split recorder with media player Download PDFInfo
- Publication number
- CN200972790Y CN200972790Y CN 200620017006 CN200620017006U CN200972790Y CN 200972790 Y CN200972790 Y CN 200972790Y CN 200620017006 CN200620017006 CN 200620017006 CN 200620017006 U CN200620017006 U CN 200620017006U CN 200972790 Y CN200972790 Y CN 200972790Y
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- CN
- China
- Prior art keywords
- media player
- point reader
- main control
- control chip
- interface circuit
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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 detachable reading machine having a media player. The reading machine comprises a media player, a reading machine, an analog signal input cable, a clock signal cable, a data cable and a grounding wire. The media player comprises a main control chip and a flash disk. The main control chip has the function of scanning and processing analog/digital signals from the keyboard, and the media player can work independently. The reading machine comprises a keyboard scanning and interface circuit, and the flash disk of the media player stores the audio data that correspond to the contents of the textbook or teaching material. The analog signal input cable, the clock signal cable, the data cable and the grounding wire are all connected between the keyboard scanning and input circuit of the reading machine and the main control chip of the media player. In the utility model, the media player and the reading machine are electrically connected with the analog signal cable, the clock signal cable, the data cable and the grounding wire so that the media player can replace the reading machine to produce the voice, and the voice is soft and full.
Description
Technical field
The utility model relates to a kind of detachable band media player point reader.
Background technology
Advantages such as since 2000 asked the city, little with volume, tonequality was good for media player (referring to play mode portable players such as MP3, MP4, WMA music, ADPCM), and download content is convenient have swept the globe rapidly.In a few years, China has become maximum media player production exporting country.
Point reader claims book reading machine again, is the electronic speech education product of a new generation after computer learning machine, language repeater.Its basic function is: existing textbook or textbook content are stored on the point reader, plug and the corresponding electronic memory card of textbook content (as FLASH card etc.), click like the electronic pen of pen with an external form, just can be sent received pronunciation by the word or the sentence of position in putting.This is very useful to students ' understanding Chinese character or word, and it is very convenient directly perceived to operate, so this product becomes auxiliary english teaching important tool.
At present, the ultimate principle of domestic production manufacturer production point reader is: modes such as CELP or ADPCM that speech data is compressed into are deposited in the FLASH card, use the Single-chip Controlling scanning matrix circuit,, play (CELP or ADPCM) voice with the dedicated voice chip to obtain the some reading location.Teaching material speech data making amount is very big, and data are downloaded usually the employing serial ports or the parallel port mode realizes, need additional power source during operation.Speed of download is slow, and inconvenient, and the sound effect that to also have a more serious defective be exactly the compressed voice mode sounds not full not soft.
Summary of the invention
It is a kind of by improving the detachable band media player point reader of point reader voice quality with the media player simple wires that the purpose of this utility model is to provide.
For achieving the above object, the utility model provides a kind of detachable band media player point reader, and it comprises a media player, a point reader, a simulating signal incoming line, a clock signal wire, a data line, a ground wire; This media player comprises a main control chip and a flash memory, and this main control chip has the keyboard scan of finishing A/D signal processing function, and this media player can work alone again simultaneously; Comprise keyboard scan and interface circuit in this point reader, have in the flash memory of this media player and the corresponding speech data of the content of textbook or teaching material; This simulating signal incoming line, clock cable, data line, ground wire all are connected between the main control chip of the keyboard scan of this point reader and interface circuit and this media player.
The utility model also provides another kind of detachable band media player point reader, and it comprises a media player, a point reader, a clock signal wire, a data line, a ground wire; This media player comprises a main control chip and a flash memory, has in the flash memory of this media player and the corresponding speech data of the content of textbook or teaching material; This point reader comprises the chip of a keyboard scan and an interface circuit and a band A/D conversion; This clock cable, data line, ground wire all are connected between the main control chip of the keyboard scan of this point reader and interface circuit and this media player.
The utlity model has following beneficial effect: in the utility model, electrically connect with simulating signal incoming line, clock cable, data line, tone frequency channel wire, positive power line, ground wire between media player and the point reader, can replace point reader to send voice by media player, so sound effect sound full and soft.
Description of drawings
Fig. 1 is the composition synoptic diagram of the utility model detachable band media player point reader.
Fig. 2 is the annexation figure of the utility model detachable band media player point reader
Embodiment
See also Fig. 1 to Fig. 2, a kind of detachable band media player point reader, it comprises a media player 1, a point reader 2, a simulating signal incoming line 3, a clock signal wire 4, a data line 5, one tone frequency channel wires 6, a positive power line 7, a ground wire 8.
This media player 1 comprises a main control chip 12 and a flash memory (figure does not show), and this main control chip 12 has following function: finish keyboard scan A/D signal Processing.Store in the flash memory of this media player 1 and this textbook or the corresponding speech data of textbook content.The corresponding speech data of content with textbook or teaching material of the flash memory stored of this media player 1 is downloaded or is uploaded from computing machine or the Internet by the usb data line.
Store the content of existing textbook or teaching material in this point reader 2, it comprises that one shows the display screen 22 of this textbook or textbook content.This point reader 2 is provided with the electronic pen 24 of an external form like pen, and word or sentence during it is put gently on the display screen 22 just can send received pronunciation.This point reader 2 is provided with loudspeaker and power amplifier.This point reader 2 comprises keyboard scan and interface circuit 26.
This simulating signal incoming line 3 also claims the A/D line, and it is connected between the main control chip 12 of the keyboard scan of this point reader 2 and interface circuit 26 and this media player 1.This simulating signal incoming line 3 sends this keyboard scan A/D signal the main control chip 12 of this media player 1 to, is handled by the latter.
This clock cable 4 claims the CLK line again, and it is connected between the keyboard scan and interface circuit 26 of the main control chip 12 of this media player 1 and this point reader 2.This clock cable 4 sends signal to the keyboard scan and the interface circuit 26 of this point reader 2.
This data line 5 claims the DATA line again, and it is connected between the keyboard scan and interface circuit 26 of the main control chip 12 of this media player 1 and this point reader 2.This data line 5 sends data to the main control chip 12 of this media player 1.
This tone frequency channel wire 6 claims the AUDIO line again, and it is connected between the keyboard scan and interface circuit 26 of the main control chip 12 of this media player 1 and this point reader 2.This tone frequency channel wire 6 sends the voice of textbook or textbook content correspondence the keyboard scan and the interface circuit 26 of this point reader 2 to, and the loudspeaker by this point reader 2 play back then.
This positive power line 7 claims the VCC line again, and it is connected between the keyboard scan and interface circuit 26 of the main control chip 12 of this media player 1 and this point reader 2, and it is the power lead of electric energy transmitting.This media player 1 and 2 of this point reader need an equipment and have used power supply, and another equipment need not use power supply separately, because the electric energy transmitting of having used the equipment of power supply can not used the equipment of power supply to another by this positive power line 7.
This ground wire 8 claims the GND line again, and it is connected between the keyboard scan and interface circuit 26 of the main control chip 12 of this media player 1 and this point reader 2.
The main control chip 12 of this media player 1 is controlled the keyboard scan of this point reader 2 and the rank scanning of interface circuit 26 by interface circuit (serial-parallel conversion circuit), this electronic pen 24 is with the frequency emissioning signal of 100K-150KHZ, point reader 2 a certain location sensitives switch by multi-way switch to the signal (voltage) of pen, send into the A/D input end of the main control chip 12 of media player 1, finish the identification of the location of a reading location by this main control chip 12, corresponding teaching material speech data is with (media player) certain form, as MP3, MP4, WMA, ADPCM etc. deposit among the FLASH, by main control chip 12 sounding of media player 1, and then finish the function of point reader 2.
The language repeater function is to realize by the sound-recording function of media player 1 main control chip 12.
The electronic dictionary function realizes dictionary lookups by the input of point reader 26 letters of 2 realizations and control command by media player 1 main control chip 12, and by the display demonstration of media player 1, and then coordination realizes the function of whole electronic dictionary.
In the utility model, use simulating signal incoming line 3, clock cable 4, data line 5 between media player 1 and the point reader 2, tone frequency channel wire 6, positive power line 7, ground wire 8 electrically connect, can replace point reader 2 to send voice by media player 1, so sound effect sound full and soft.
Except above first embodiment, following different embodiment can also be arranged:
If use earphone to remove listening, so just can remove tone frequency channel wire 6;
Go to finish the A/D signal Processing if in point reader 2, add the chip of band A/D conversion, so just can remove simulating signal incoming line 3;
If point reader 2 and media player 1 can use the power supply of oneself separately, promptly can remove positive power line 7.
Therefore, only need between media player 1 and the point reader 2 with clock cable 4, data line 5, ground wire 8 electrically connects, and can replace point reader 2 to send voice by media player 1, and sound effect is same full and soft.
Claims (8)
1, a kind of detachable band media player point reader is characterized in that, it comprises a media player, a point reader, a simulating signal incoming line, a clock signal wire, a data line, a ground wire;
This media player comprises a main control chip and a flash memory, and this main control chip has the keyboard scan of finishing A/D signal processing function, and this media player can work alone again simultaneously;
Comprise keyboard scan and interface circuit in this point reader, have in the flash memory of this media player and the corresponding speech data of the content of textbook or teaching material;
This simulating signal incoming line, clock cable, data line, ground wire all are connected between the main control chip of the keyboard scan of this point reader and interface circuit and this media player.
2, detachable band media player point reader according to claim 1, it is characterized in that, this point reader is provided with loudspeaker and power amplifier, this detachable band media player point reader also comprises a tone frequency channel wire, this tone frequency channel wire is connected between the keyboard scan and interface circuit of the main control chip of this media player and this point reader, this tone frequency channel wire sends the voice of textbook or textbook content correspondence the keyboard scan and the interface circuit of this point reader to, and the loudspeaker by this point reader play back then.
3, detachable band media player point reader according to claim 1, it is characterized in that, this detachable band media player point reader also comprises a positive power line, this positive power line is connected between the keyboard scan and interface circuit of the main control chip of this media player and this point reader, and it is the power lead of electric energy transmitting.
4, detachable band media player point reader according to claim 1, it is characterized in that, this simulating signal incoming line sends this keyboard scan A/D signal to the main control chip of this media player, this clock cable sends signal the keyboard scan and the interface circuit of this point reader to, and this data line sends data to this media player main control chip.
5, a kind of detachable band media player point reader is characterized in that, it comprises a media player, a point reader, a clock signal wire, a data line, a ground wire;
This media player comprises a main control chip and a flash memory, has in the flash memory of this media player and the corresponding speech data of the content of textbook or teaching material;
This point reader comprises the chip of a keyboard scan and an interface circuit and a band A/D conversion;
This clock cable, data line, ground wire all are connected between the main control chip of the keyboard scan of this point reader and interface circuit and this media player.
6, detachable band media player point reader according to claim 5, it is characterized in that, this point reader is provided with loudspeaker and power amplifier, this detachable band media player point reader also comprises a tone frequency channel wire, this tone frequency channel wire is connected between the keyboard scan and interface circuit of the main control chip of this media player and this point reader, this tone frequency channel wire sends the voice of textbook or textbook content correspondence the keyboard scan and the interface circuit of this point reader to, and the loudspeaker by this point reader play back then.
7, detachable band media player point reader according to claim 5, it is characterized in that, this detachable band media player point reader also comprises a positive power line, this positive power line is connected between the keyboard scan and interface circuit of the main control chip of this media player and this point reader, and it is the power lead of electric energy transmitting.
8, detachable band media player point reader according to claim 5 is characterized in that, this clock cable sends signal the keyboard scan and the interface circuit of this point reader to, and this data line sends data to this media player main control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620017006 CN200972790Y (en) | 2006-07-13 | 2006-07-13 | Split recorder with media player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620017006 CN200972790Y (en) | 2006-07-13 | 2006-07-13 | Split recorder with media player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200972790Y true CN200972790Y (en) | 2007-11-07 |
Family
ID=38884044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620017006 Expired - Fee Related CN200972790Y (en) | 2006-07-13 | 2006-07-13 | Split recorder with media player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200972790Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109497708A (en) * | 2018-12-29 | 2019-03-22 | 徐青青 | A kind of ideological and political education textbook apparatus for placing |
-
2006
- 2006-07-13 CN CN 200620017006 patent/CN200972790Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109497708A (en) * | 2018-12-29 | 2019-03-22 | 徐青青 | A kind of ideological and political education textbook apparatus for placing |
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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: 20071107 Termination date: 20100713 |