CN201886772U - Sound playing system and moving picture experts group audio layer-3 (MP3) decoding controller - Google Patents
Sound playing system and moving picture experts group audio layer-3 (MP3) decoding controller Download PDFInfo
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- CN201886772U CN201886772U CN2010206586945U CN201020658694U CN201886772U CN 201886772 U CN201886772 U CN 201886772U CN 2010206586945 U CN2010206586945 U CN 2010206586945U CN 201020658694 U CN201020658694 U CN 201020658694U CN 201886772 U CN201886772 U CN 201886772U
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Abstract
The utility model discloses a sound playing system and a moving picture experts group audio layer-3 (MP3) decoding controller. The sound playing system comprises a power amplifier and the MP3 decoding controller connected with the power amplifier, wherein an audio power amplifier is arranged in the power amplifier, a sound jack and a control knob are arranged on a casing of the power amplifier and are respectively connected with the audio power amplifier, a main control chip and a potentiometer are arranged in the MP3 decoding controller, the main control chip is connected with the audio power amplifier through the potentiometer, and a memory interface and a knob for controlling the movement of the potentiometer are arranged on a casing of the MP3 decoding controller. The power amplifier and the MP3 decoding controller adopt the separated design in the sound playing system disclosed by the utility model, so the MP3 decoding controller can be matched with the power amplifier of any sound system to be used, and in addition, people can enjoy beautiful music only through inserting storage equipment storing files in formats of MP3 or window media audio (WMA) onto the MP3 decoding controller.
Description
Technical field
The utility model relates to electronic technology field, particularly a kind of sound equipment Play System and MP3 decoding controller.
Background technology
Traditional sound equipment Play System comprises sound equipment and power amplifier, and this system generally need connect computer, TV or miscellaneous equipment ability output sound, and its function ratio is more single, and this makes using of sound equipment Play System very inconvenient.
At present, also occurred partly can directly reading the sound equipment Play System of audio file on the market, it adopts an integrated MP3 decoding device on power amplifier, can directly read the file of MP3 format.
But in above-mentioned sound equipment Play System, a MP3 decoding device can only be used with fixing power amplifier, when the power amplifier damage needs to change, whole system must be changed, and has increased user's consumer cost, and the diagnosis of system is also inconvenient.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of sound equipment Play System and MP3 decoding controller.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of sound equipment Play System wherein, comprises power amplifier and the MP3 decoding controller that is electrically connected with this power amplifier;
Be provided with the audio-frequency power amplifier of the basic function that is used to realize power amplifier in the described power amplifier, the control handle that the housing of power amplifier is provided with the sound equipment jack of the sound equipment that is used to peg graft and is used for high bass is controlled; Described sound equipment jack is connected with audio-frequency power amplifier respectively with control handle;
Be provided with in the described MP3 decoding controller and be used for main control chip and potentiometer that audio file is decoded, described main control chip is connected with audio-frequency power amplifier by potentiometer; The housing of MP3 decoding controller is provided with and is used to peg graft the memory interface of storer and the volume knob that is used to regulate volume.
Described sound equipment Play System wherein, is provided with radio receiver module in described MP3 decoding controller, the antenna and being used to that is used for received signal is changed the modular converter of the play mode of MP3 decoding controller; Described radio receiver module is connected with main control chip respectively with modular converter, and described antenna is connected with radio receiver module, and the housing of MP3 decoding controller is provided with the switching button that is used to control described modular converter.
Described sound equipment Play System, wherein, described power amplifier is provided with attaching plug and transformer, and this attaching plug is connected with audio-frequency power amplifier by transformer.
Described sound equipment Play System, wherein, described memory interface is USB seat or SD deck.
Described sound equipment Play System, wherein, described memory interface is USB seat and SD deck.
Described sound equipment Play System wherein, also be provided with the pilot lamp that is used to the pattern of displaying the play on the housing of described MP3 decoding controller, and this pilot lamp is connected with main control chip.
Described sound equipment Play System, wherein, in described MP3 decoding controller, also be provided with broadcast/pause function button, on a bent function button and next bent function button, described broadcast/pause function button, last one bent function button and next bent function button are connected with main control chip respectively.
A kind of MP3 decoding controller, the power amplifier of this MP3 decoding controller and sound equipment Play System electrically connects, wherein, be provided with the potentiometer that is used for the main control chip that audio file is decoded and is used to regulate volume in the described MP3 decoding controller, described main control chip is connected with audio-frequency power amplifier by potentiometer; The housing of MP3 decoding controller is provided with the memory interface of the storer that is used to peg graft and is used to regulate the knob of volume.
Described MP3 decoding controller wherein, is provided with radio receiver module in described MP3 decoding controller, the antenna and being used to that is used for received signal is changed the modular converter of the play mode of MP3 decoding controller; Described radio receiver module is connected with main control chip respectively with modular converter, and described antenna is connected with radio receiver module, and the housing of MP3 decoding controller is provided with the switching button that is used to control described modular converter.
Described MP3 decoding controller, wherein, in described MP3 decoding controller, also be provided with broadcast/pause function button, on a bent function button and next bent function button, described broadcast/pause function button, last one bent function button and next bent function button are connected with main control chip respectively.
Sound equipment Play System that the utility model provides and MP3 decoding controller, power amplifier and MP3 decoding controller are adopted the separate type design, this MP3 decoding controller can be used with the power amplifier of any sound system, and in the MP3 decoding controller, be provided with main control chip, support the file of audio decoder MP3 or MP3 format and WMA form to play, the memory device that only needs to insert the file that stores MP3 format or WMA form on the MP3 decoding controller just can be enjoyed graceful music.
The MP3 decoding controller that the utility model embodiment provides is provided with the potentiometer that is used to regulate volume, and the housing of MP3 decoding controller is provided with the volume knob that the CONTROLLED POTENTIAL device moves, rotatable 270 degree of this volume knob can make the adjusting of volume settle at one go.And, in the MP3 decoding controller, also being provided with radio receiver module, the user can have at any time the MP3 play mode with the MP3 decoding controller be converted to radio receiver mode, listens to program of radio station.Simultaneously, this MP3 decoding controller also has characteristics such as appearance looks elegant, compact conformation, cost be low.
Description of drawings
The structural representation of the sound equipment Play System that Fig. 1 provides for the utility model embodiment.
The structural representation of the MP3 decoding controller that Fig. 2 provides for the utility model embodiment.
The circuit theory diagrams of the sound equipment Play System that Fig. 3 provides for the utility model embodiment.
Embodiment
The utility model provides a kind of sound equipment Play System and MP3 decoding controller, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, below with reference to accompanying drawing and give an actual example the utility model is further described.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 1, Fig. 2 and Fig. 3, the sound equipment Play System that the utility model embodiment provides comprises that power amplifier 11, MP3 decoding controller 21 and sound equipment 31(are loudspeaker).Described MP3 decoding controller 21 and sound equipment 31 all are electrically connected with power amplifier 11, are used for output sound.
Described power amplifier 11 is used for MP3 decoding controller 21 decoded audio signal are amplified, and plays by sound equipment 31 then.Be provided with audio-frequency power amplifier 111 in this power amplifier 11, be used to realize the basic function of power amplifier.
In the present embodiment, be provided for inserting the sound equipment jack of sound equipment 31 and be used for high bass is carried out control handle by system on the housing of described power amplifier 11.Wherein this sound equipment jack comprises L channel sound equipment jack 112 and R channel sound equipment jack 113, and it is connected with audio-frequency power amplifier 111, and being respectively applied for pegs graft plays the sound equipment 31 of left and right acoustic channels.Described control handle comprises the bass control handle 115 that is used for the high pitch control handle 114 that high pitch is controlled and is used for bass is controlled, and this high pitch control handle 114 is connected with audio-frequency power amplifier 111 respectively with bass control handle 115.
Please continue to consult Fig. 1 to Fig. 3, in described MP3 decoding controller 21, be provided with main control chip 211, this main control chip 211 adopts the 6850C series or the 7850C series of mountain scene company production or adopts the AX2009 family chip of compatible company production, described main control chip 211 is used for audio file is decoded, and can read the audio file of MP3 format and WMA form.
In this MP3 decoding controller 21, also be provided with the potentiometer 212 that is used to regulate volume, described MP3 decoding controller 21 is connected with audio-frequency power amplifier 111 by potentiometer 212, thereby the size of control sound equipment 31 output sounds, and the housing of MP3 decoding controller 21 is provided with the volume knob 213 that is used for 212 rotations of CONTROLLED POTENTIAL device.As shown in Figure 2, this volume knob 213 is positioned at the end face of MP3 decoding controller 21 housings, and it can rotate in 270 degree scopes, and the scope that volume is regulated is big, and the adjusting of volume is settled at one go, can satisfy the requirement of different user.
In the present embodiment, also be provided with memory interface on the housing of described MP3 decoding controller 21, this memory interface and described main control chip 211 electrically connect, and are used to the storer of pegging graft.In the specific implementation, this memory interface comprises SD deck 218 and USB seat 219, can corresponding grafting SD card and USB flash disk, thus make main control chip 211 can read audio file in SD card or the USB flash disk.
Certainly, in other embodiments, described memory interface also can be in USB seat or the SD deck, and this USB seat also can connect mobile phone or MP3, makes mobile phone or MP3 serve as the memory device of this MP3 decoding controller 21.
In order to bring more enjoyment to the user, in MP3 decoding controller 21, also be provided with radio receiver module 214, as shown in Figure 3.This radio receiver module 214 is highly sensitive stereo ceiver, and it is provided with antenna 2141, is used to receive the wireless signal in radio station, thereby makes the user can listen to the program of TV at any time.
In the specific implementation, also be provided with modular converter 215 in this MP3 decoding controller 21, be used for the audio-frequency play mode and the radio receiver mode of MP3 decoding controller 21 are changed, this modular converter is arranged on the circuit board of MP3 decoding controller in the mode of button, and the housing of MP3 decoding controller 21 is provided with switching button 216, by press or bullet on this switching button 216 play mode of MP3 decoding controller 21 is switched.Wherein, the translation function of this MP3 decoding controller 21 and playing function adopt the voltage detecting mode to control, and make its performance more stable.
In the present embodiment, also be provided with the pilot lamp 217 that is used to the pattern of displaying the play on the housing of described MP3 decoding controller 21, and this pilot lamp 217 is connected with main control chip 211.Can be at specific embodiment by the different play mode of different color showings, for example, redness is represented the MP3 play mode, blue expression radio receiver mode.
The sound equipment Play System that the utility model provides connects the power supply power supply by power amplifier, please consult Fig. 1 and Fig. 3 once more, described power amplifier 11 is provided with attaching plug 116 and transformer 117, and this attaching plug 116 is used to connect civil power, and it is connected with audio-frequency power amplifier by transformer 117 devices.In the present embodiment, described transformer 117 is used to export 10V, the alternating current of 0.5A, and power switch (not marking among the figure) is set on power amplifier.
In a further embodiment, also be provided with broadcast/pause function button 2110, last one bent function button 2111 and next bent function button 2112 in the described MP3 decoding controller 21, described broadcast/pause function button 2110, last one bent function button 2111 and next bent function button 2112 are connected with main control chip 211 respectively.Its function and principle of work are present technology, do not do in detail herein.
In embodiment further, also be provided with external left audio input interface 118 and external right audio input interface 119 in the described power amplifier, these two external audio frequency input interfaces are connected with computer or VCD, the sound of playing by sound equipment output computer or VCD.
Based on above-mentioned sound equipment Play System, the utility model embodiment also correspondence provides a kind of MP3 decoding controller, and this MP3 decoding controller can be connected with any a power amplifier, is used to read the audio file in its storer.Be described in detail hereinbefore based on this MP3 decoding controller, the place of drawing repeats no more.
Sound equipment Play System that the utility model provides and MP3 decoding controller, power amplifier and MP3 decoding controller are adopted the separate type design, this MP3 decoding controller can be used with the power amplifier of any sound system, and in the MP3 decoding controller, be provided with main control chip, support the file of audio decoder MP3 or MP3 format and WMA form to play, the memory device that only needs to insert the file that stores MP3 format or WMA form on the MP3 decoding controller just can be enjoyed graceful music.
The MP3 decoding controller that the utility model embodiment provides is provided with the potentiometer that is used to regulate volume, and the housing of MP3 decoding controller is provided with the volume knob that the CONTROLLED POTENTIAL device moves, rotatable 270 degree of this volume knob can make the adjusting of volume settle at one go.And also be provided with radio receiver module in the MP3 decoding controller, the user can have at any time the MP3 play mode with the MP3 decoding controller be converted to radio receiver mode, listens to program of radio station.
It is one that the utility model adopts sound equipment, audio decoder and two, and its tonequality grace is easy to operate; Simultaneously, this MP3 decoding controller also has appearance looks elegant, compact conformation, generous, the characteristics such as cost is low.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. a sound equipment Play System is characterized in that, comprises power amplifier and the MP3 decoding controller that is electrically connected with this power amplifier;
Be provided with the audio-frequency power amplifier of the basic function that is used to realize power amplifier in the described power amplifier, the control handle that the housing of power amplifier is provided with the sound equipment jack of the sound equipment that is used to peg graft and is used for high bass is controlled; Described sound equipment jack is connected with audio-frequency power amplifier respectively with control handle;
Be provided with in the described MP3 decoding controller and be used for main control chip and potentiometer that audio file is decoded, described main control chip is connected with audio-frequency power amplifier by potentiometer; The housing of MP3 decoding controller is provided with and is used to peg graft the memory interface of storer and the volume knob that is used to regulate volume.
2. sound equipment Play System according to claim 1 is characterized in that, is provided with radio receiver module in described MP3 decoding controller, and the antenna and being used to that is used for received signal is changed the modular converter of the play mode of MP3 decoding controller; Described radio receiver module is connected with main control chip respectively with modular converter, and described antenna is connected with radio receiver module, and the housing of MP3 decoding controller is provided with the switching button that is used to control described modular converter.
3. sound equipment Play System according to claim 1 is characterized in that described power amplifier is provided with attaching plug and transformer, and this attaching plug is connected with audio-frequency power amplifier by transformer.
4. sound equipment Play System according to claim 1 is characterized in that, described memory interface is USB seat or SD deck.
5. sound equipment Play System according to claim 1 is characterized in that, described memory interface is USB seat and SD deck.
6. sound equipment Play System according to claim 2 is characterized in that, also be provided with the pilot lamp that is used to the pattern of displaying the play on the housing of described MP3 decoding controller, and this pilot lamp is connected with main control chip.
7. sound equipment Play System according to claim 2, it is characterized in that, in described MP3 decoding controller, also be provided with broadcast/pause function button, on a bent function button and next bent function button, described broadcast/pause function button, last one bent function button and next bent function button are connected with main control chip respectively.
8. MP3 decoding controller, the power amplifier of this MP3 decoding controller and sound equipment Play System electrically connects, it is characterized in that, be provided with in the described MP3 decoding controller and be used for main control chip and potentiometer that audio file is decoded, described main control chip is connected with audio-frequency power amplifier by potentiometer; The housing of MP3 decoding controller is provided with and is used to peg graft the memory interface of storer and the volume knob that is used to regulate volume.
9. MP3 decoding controller according to claim 8 is characterized in that, is provided with radio receiver module in described MP3 decoding controller, and the antenna and being used to that is used for received signal is changed the modular converter of the play mode of MP3 decoding controller; Described radio receiver module is connected with main control chip respectively with modular converter, and described antenna is connected with radio receiver module, and the housing of MP3 decoding controller is provided with the switching button that is used to control described modular converter.
10. MP3 decoding controller according to claim 8, it is characterized in that, in described MP3 decoding controller, also be provided with broadcast/pause function button, on a bent function button and next bent function button, described broadcast/pause function button, last one bent function button and next bent function button are connected with main control chip respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206586945U CN201886772U (en) | 2010-12-14 | 2010-12-14 | Sound playing system and moving picture experts group audio layer-3 (MP3) decoding controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206586945U CN201886772U (en) | 2010-12-14 | 2010-12-14 | Sound playing system and moving picture experts group audio layer-3 (MP3) decoding controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201886772U true CN201886772U (en) | 2011-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206586945U Expired - Lifetime CN201886772U (en) | 2010-12-14 | 2010-12-14 | Sound playing system and moving picture experts group audio layer-3 (MP3) decoding controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201886772U (en) |
-
2010
- 2010-12-14 CN CN2010206586945U patent/CN201886772U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190912 Address after: 514300 Block D, Eco-Industrial Zone, Fengshun County, Meizhou City, Guangdong Province Patentee after: Guangdong Wansheng science and Technology Co., Ltd. Address before: At the village tangkeng town 514300 Guangdong province Meizhou city Fengshun county Wang Xingda science and Technology Park Patentee before: Wangxingda (Fengshun) Electronics Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110629 |
|
| CX01 | Expiry of patent term |