CN202206512U - Small portable multimedia sound box with voice call-for-help function - Google Patents
Small portable multimedia sound box with voice call-for-help function Download PDFInfo
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- CN202206512U CN202206512U CN2011203538855U CN201120353885U CN202206512U CN 202206512 U CN202206512 U CN 202206512U CN 2011203538855 U CN2011203538855 U CN 2011203538855U CN 201120353885 U CN201120353885 U CN 201120353885U CN 202206512 U CN202206512 U CN 202206512U
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Abstract
The utility model discloses a small portable multimedia sound box with a voice call-for-help function. The small sound box comprises a multifunctional audio decoding chip, a sound source module, a keystroke module, a power amplifier chip and an LCD display screen, and is characterized by further comprising an electret microphone and a FLASH memory which are respectively connected with the multifunctional audio decoding chip, wherein the electret microphone is used for receiving voice of a user and converting the voice into an electrical signal; the FLASH memory is used for storing voice call-for-help contents input by the user; and the multifunctional audio decoding chip is used for processing the electrical signal, storing the processed electrical signal into the FLASH memory and outputting the voice call-for-help contents according to a keystroke command. The small sound box provided by the utility model serves an electronic voice call-for-help function, and meets the in-time rescue and aid requirements of some users of the small sound boxes, particularly elderly users in emergency (such as sudden diseases).
Description
Technical field
The utility model relates to multimedia audio player field, relates in particular to a kind of little audio amplifier of portable multimedia with voice calling function.
Background technology
The mainstream configuration that has the portable little audio amplifier of outer playing function in the market all is with frivolous, small and exquisite, fashion and has much ornamental to be main, to combine characteristics such as big capacity, the broadcast of ultra-long time plug-in card, functional diversities simultaneously.Following a period of time multimedia loudspeaker box also will be towards the external form that has more the fashion element and more frivolous, small and exquisite volume, longer environmental protection lithium battery power supply of employing life-span, controls intelligentized direction and develops.
Yet how the portable multimedia audio amplifier does not technologically improve, and how powerful function is; All should consider different terminals user's difference segmentation demand; Present little audio amplifier market homogeneity phenomenon is more general, though the basic function of audio amplifier is complete, appearance design is novel; But the professional little audio amplifier that the little audio amplifier under the specific environment for use and the middle particular group that segments market are used does not also have; Like the audio amplifier that the elderly uses, the little audio amplifier that the young man who often travels outdoors, sports enthusiast etc. use, its function of paying close attention to separately is different.So from different users' different needs angle, design a basic function audio amplifier complete, that have a personal needs again and have much market.Can support plug-in card to play like the basic function of little audio amplifier; FM receiver; Sound is put outward and function such as built-in lithium battery power supply; Simultaneously can give prominence to, strengthen a certain single segmentation function on this basis again, so this little audio amplifier that satisfies the middle particular customer crowd demand that segments market will have more market growth potential.
Little speaker products of today gets into huge numbers of families already; Its user group be not confined to young people, and old man and child just more become the main users of little audio amplifier, yet the elderly, child have its intrinsic characteristics; As running into emergency case or emergency (like sudden illness; Get lost etc.) time, can't in time deal carefully with and carry out and save oneself, so should increase function corresponding and personalized design to the elderly and child's little audio amplifier.
The utility model content
The utility model technical problem to be solved is, solving does not have the little audio amplifier of a multimedia not only to have good music playback, but also had the problem of voice calling function in the prior art.
For solving the problems of the technologies described above; The utility model provides a kind of little audio amplifier of portable multimedia with voice calling function; Comprise multi-functional audio decoder chip, source of sound module, key-press module, power amplifier chip and LCD display, the little audio amplifier of said multimedia also comprises: the electret microphone and the FLASH memory that are connected with said multi-functional audio decoder chip respectively; Said electret microphone is used to receive user's sound, and converts sound into the signal of telecommunication; Said FLASH memory, content called for help in the voice that are used to store user's typing; Said multi-functional audio decoder chip is used for the said signal of telecommunication is handled, and deposits said FLASH memory in, according to key information content output is called for help in voice then; Said key-press module is used to offer the control of user to the voice calling function.
The little audio amplifier of multimedia that the utility model proposes has following advantage:
1, has the voice calling function;
2, has the function that receives the FM FM signal;
3, can play the MP3 in SD card and the USB device, the music file of WMA form;
4, can play through the music file in the equipment of LINE IN interface connection, through the external notebook computer of Line In interface, mp3 player, mp4 player, Iphone mobile phone;
5, built-in 1000MAH high power capacity rechargeable battery can support music file to play for a long time, can charge through USB interface or MINI USB interface;
6, adopt the class D digital power amplifier chip of state-of-the-art technology, the non-same common music of tonequality, and energy saving.
The little audio amplifier that the utility model proposes; Make the user in case of emergency; As long as press the S0S key emergency voice document in good and this machine of being stored in of played pre-recorded loudly, the people on the side hears that the back just can launch to sue and labour or offer help immediately, and voice content is like " please help me to dial family * * * * * * telephone number "; " I want help ", voice contents such as " please help me to take the * * * medicine in the * * * ".Multi-functional audio decoder chip will be changed its voice content, and be stored in the built-in Flash memory, when in case of emergency only clicking the SOS function key; The language content that had before recorded will amplify through the described little audio amplifier of the utility model, and through this voice content of loud speaker loop play, the bystander can provide corresponding assistance by the voice content presentation; When starting the SOS function key; The broadcast of this voice content is cancelled or suspended to other press key lockings to prevent misoperation, as cancelling this operation; Can only shut down, thereby guarantee that the voice calling for help is able to preferential execution.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the concrete structure block diagram of the utility model embodiment one;
Fig. 3 is the concrete structure block diagram of the utility model embodiment two.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.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.
Be described in detail below in conjunction with the implementation procedure of specific embodiment the utility model:
Embodiment one
The utility model provides a kind of little audio amplifier of portable multimedia with voice calling function; As shown in Figure 1; Comprise multi-functional audio decoder chip, source of sound module, key-press module, power amplifier chip and LCD display, the little audio amplifier of said multimedia also comprises: the electret microphone and the FLASH memory that are connected with said multi-functional audio decoder chip respectively; Said electret microphone is used to receive user's sound, and converts sound into the signal of telecommunication; Said FLASH memory, content called for help in the voice that are used to store user's typing; Said multi-functional audio decoder chip is used for the said signal of telecommunication is handled, and deposits said FLASH memory in, according to key information content output is called for help in voice then; Said key-press module is used to offer the control of user to the voice calling function.
Preferably, said multi-functional audio decoder chip model is AX2210; Said electret microphone is omni-directional, highly sensitive electret microphone; The model of electret microphone is HL-9745P.
Need to prove; The physical relationship that said multi-functional audio decoder chip is connected with said electret microphone is: the microphone interface of AX2210 (MIC-IN) is connected with the end of HL-9745P; The model of said FLASH memory is A25L010, and is as shown in Figure 3.
Need to prove that said multi-functional audio decoder chip with the physical relationship that said FLASH memory is connected is: first input pin (SPI_CS) of AX2210, second input pin (SPI_CLK), the 3rd input pin (SPI_DO) are connected with first input pin (CS), second input pin (SCK), the 3rd input pin (SI) and the common port of the 4th input pin (SO) of A25L010 respectively.
Need to prove that said key-press module comprises: button called for help in broadcast/time-out composite-functional key-press, a last song/composite-functional key-press that gives great volume, the little composite-functional key-press of next song/volume, model selection composite-functional key-press and voice; Said multi-functional audio decoder chip with the physical relationship that said voice calling for help button is connected is: the input pin able to programme (REM_COM) of AX2210 is called for help buttons (SOS) with voice and is connected, and is as shown in Figure 3.
Need to prove that said multi-functional audio decoder chip comprises: audio decoder module, button control signal processing module, LCD driver module, voice data output module and speech processing module, as shown in Figure 2.
Need to prove that said source of sound module is: SD card, USB device, FM receiving chip or the equipment that connects through LINE IN interface.
Said FM receiving chip is used for receiving the FM FM signal through built-in aerial, and after said multi-functional audio decoder chip is handled, plays out sound through built-in loudspeaker, realizes radio function.
Preferably, said FM receiving chip model is KT0830EG.
Preferably, said power amplifier chip model is NS8002.
Preferably, said LCD display model is LCD05310.
Need to prove that the little audio amplifier of said multimedia also comprises: the high power capacity rechargeable battery that is connected with said multi-functional audio decoder chip.Preferably, said rechargeable battery can charge through said USB interface or MINI USB interface.Said rechargeable battery is the Li battery.The little built in sound box 1000MAH high power capacity of this multimedia rechargeable battery can support music file to play for a long time.
The technical scheme of embodiment one makes the little audio amplifier of multimedia possess the voice calling function, and receives the FM FM signal, realizes radio function; Can play the MP3 in SD card and the USB device, the music file of WMA form; Has the function that receives the FM FM signal; Can play the music file in the equipment that connects through LINE IN interface, through the external notebook computer of Line In interface, mp3 player, mp4 player, Iphone mobile phone; Adopt the class D digital power amplifier chip of state-of-the-art technology, the non-same common music of tonequality, and energy saving.
Embodiment two
As shown in Figure 3, the operation principle and the execution mode of the little audio amplifier of said multimedia are following:
The little audio amplifier of this multimedia is mainly realized all functions through a programmable multi-functional audio decoder chip of AX2210OTP, opens when mains switch, and built-in lithium battery is supplied power to AX2210, and AX2210 starts working.
1, when selecting to carry out the voice calling for help, the programmable REM_COM pin of AX2210 is called for help buttons [SOS] with the voice of key-press module be connected.
It is following to press key definition:
[SOS] button: click, can the opening voice calling function.
[MODE] button: can carry out mode switch: play the conversion that this several modes of source of sound that the source of sound/broadcast of the music/broadcast SD card of FM reception is connected with USB is passed through in the source of sound/broadcast is connected with LINE IN.
[PLAY/PAUSE] button: broadcast, pause function switch.
[NEXT/V+] button: add in the adjusting, long by fast accent.
[PREV/V-] button: subtract under regulating, long by fast accent.
The MIC-IN interface of AX2210 is connected with an omni-directional, highly sensitive electret microphone HL-9745P, and the SPI-SC of AX2210, SPI-CLK, SPI-DO interface are connected with SC pin, SCK pin, SI and the SO common port of the FLASH memory A25L010 of a 2MB respectively.
When carrying out the voice calling function, operation principle is: at first, the user carries out voice recording through electret microphone HL-9745P, and the voice content of recording is like " please help me to dial family * * * * * * telephone number ", " I want help " etc.Secondly, electret microphone is converted into electric energy with acoustic energy, and is input in the AX2210 and handles, and is stored in the FLASH memory A25L010.At last, the button [SOS] that is connected with the programmable interface REM_COM of AX2210 is when being pressed, and AX2210 reads the voice content in the FLASH memory; And make calculation process; Through power amplification, and convert electrical energy into acoustic energy through loudspeaker and play back, and the LCD show state is designated as SOS.
2, when the voice data in the broadcast SD card; CLK, DATO, CMD, the DET pin of SD card are connected with SD_CLK, SD_DO, SD_CMD, the SD_DET pin of decoding chip AX2210; The MP3 that the SD card is stored, the file of WMA form are input to and decode in the AX2210; And decoded voice data delivered to INL, INR, the SHUTDOWN pin of digital power amplifier chip through DACL, DACR, the HP_CTR pin of AX2210; After the digital power amplifier chip carries out processing and amplifying, play out music through loudspeaker again; Simultaneously, the COM1-COM5 pin of AX2210 is connected with COM, the SEG port of LCD display with the SEG1-SEG7 pin, demonstrates the various operating states of broadcast through LCD display; The programmable REM_COM pin of AX2210 is connected with operation push-button; The user through button play/suspend, the size control of last one bent or next bent selection, volume etc.; As playing/suspend by [PLAY/PAUSE]; By [NEXT/V+] last song/control that gives great volume, carry out the little control of next song/volume by [PREV/V-].
3, when the voice data in the broadcast USB device; USBDP in the USB device, USDMP are connected with USBDP, the USBDM pin of decoding chip AX2210; The file of MP3 that USB stored, WMA form is input to decodes in the AX2210; AX2210 handles decoded voice data through the digital power amplifier chip afterwards, and demonstrates the various operating states of broadcast through LCD display; The user can play through button/suspend, the size control of last one bent or next bent selection, volume etc., and operation is identical with voice data in the broadcast SD card, no longer endures and states.
4, when playing the voice data that the FM receiver module receives; OSCO, FM_L, FM_R with XALP, LOUT, ROUT, SCK, SDIO pin and the decoding chip AX2210 of FM receiver module KT0830EG;, I2C_SCK, I2C_SDA pin be connected, the received signal of FM receiver module KT0830EG is delivered to is carried out control and treatment in the AX2210; And the voice data after this is handled also can play back through loudspeaker after the digital power amplifier chip amplifies, and operation is identical with voice data in the broadcast SD card, no longer endures and states.Different is 1) LCD display can be used for showing frequency range, the volume of radio reception; 2) the programmable REM_COM pin of decoding chip AX2210 is connected with operation push-button; The user searches size control of platform/deposit platform, last one or next selection, volume etc. through button; As search platform/deposit platform by [PLAY/PAUSE]; Carry out the Shang Yitai/control that gives great volume by [NEXT/V+], press [PREV/V-] carry out next/the little control of volume.
5, when playing the voice data of the device storage that connects through LINE IN interface; With the external 3.5MM LINE IN interface of decoding chip AX2210; This interface connects notebook computer, mp3 player, mp4 player, Iphone mobile phone, the music signal in the little audio amplifier of external multimedia is delivered in the corresponding interface LINEINL, LINEINR of AX2210 and is handled; And the voice data after this is handled also can play back through loudspeaker after the digital power amplifier chip amplifies, and operation is identical with voice data in the broadcast SD card, no longer endures and states.Different is 1) LCD display only demonstrates the volume of music size of broadcast; 2) the programmable REM_COM pin of AX2210 is connected with operation push-button, the user carries out the size control of volume through button, like the control that gives great volume by [NEXT/V+], carries out the little control of volume by [PREV/V-].
The utility model integrates music, two kinds of functions called for help in voice.Multi-functional audio decoder chip will be changed its voice content; And be stored in the built-in Flash memory; Only need click the SOS function button when running in emergency circumstances; The language content of before having recorded will amplify through this product, goes out this language content through the loud speaker playback, and this moment, peripheral people knew that just this person needs to assist after hearing voice.
The little audio amplifier of the described portable multimedia of the utility model; Also can be described as " the little sound equipment of portable multimedia "; Contained common in the market, and on the various media, magazine propagate and various digital audio amplifiers on sale, portable sound box, mini audio amplifier, plug-in card audio amplifier, multifunctional sound box etc.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (9)
1. little audio amplifier of portable multimedia with voice calling function; Comprise multi-functional audio decoder chip, source of sound module, key-press module, power amplifier chip and LCD display; It is characterized in that the little audio amplifier of said multimedia also comprises: the electret microphone and the FLASH memory that are connected with said multi-functional audio decoder chip respectively;
Said electret microphone is used to receive user's sound, and converts sound into the signal of telecommunication;
Said FLASH memory, content called for help in the voice that are used to store user's typing;
Said multi-functional audio decoder chip is used for the said signal of telecommunication is handled, and deposits said FLASH memory in, according to key information content output is called for help in voice then;
Said key-press module is used to offer the control of user to the voice calling function.
2. have the little audio amplifier of portable multimedia of voice calling function according to claim 1, it is characterized in that, said multi-functional audio decoder chip model is AX2210; Said electret microphone is omni-directional, highly sensitive electret microphone; The model of electret microphone is HL-9745P; The model of said FLASH memory is A25L010.
3. like the said little audio amplifier of portable multimedia of claim 2 with voice calling function; It is characterized in that the physical relationship that said multi-functional audio decoder chip is connected with said electret microphone is: the microphone interface of AX2210 (MIC-IN) is connected with the end of HL-9745P.
4. like the said little audio amplifier of portable multimedia of claim 2 with voice calling function; It is characterized in that said multi-functional audio decoder chip with the physical relationship that said FLASH memory is connected is: first input pin (SPI_CS) of AX2210, second input pin (SPI_CLK), the 3rd input pin (SPI_DO) are connected with first input pin (CS), second input pin (SCK), the 3rd input pin (SI) and the common port of the 4th input pin (SO) of A25L010 respectively.
5. like the said little audio amplifier of portable multimedia of claim 2 with voice calling function; It is characterized in that said key-press module comprises: button called for help in broadcast/time-out composite-functional key-press, a last song/composite-functional key-press that gives great volume, the little composite-functional key-press of next song/volume, model selection composite-functional key-press and voice;
Said multi-functional audio decoder chip with the physical relationship that said voice calling for help button is connected is:
The input pin able to programme (REM_COM) of AX2210 is called for help button (SOS) with voice and is connected.
6. the little audio amplifier of portable multimedia that has the voice calling function according to claim 1; It is characterized in that said multi-functional audio decoder chip comprises: audio decoder module, button control signal processing module, LCD driver module, voice data output module and speech processing module.
7. have the little audio amplifier of portable multimedia of voice calling function according to claim 1, it is characterized in that, said source of sound module is: SD card, USB device, FM receiving chip or the equipment that connects through LINE IN interface.
8. like the said little audio amplifier of portable multimedia of claim 7 with voice calling function; It is characterized in that; Said FM receiving chip is used for receiving the FM FM signal through built-in aerial, and after said multi-functional audio decoder chip is handled; Play out sound through built-in loudspeaker, realize radio function.
9. like the said little audio amplifier of portable multimedia of claim 7, it is characterized in that the little audio amplifier of said multimedia also comprises: the high power capacity rechargeable battery that is connected with said multi-functional audio decoder chip with voice calling function; Said rechargeable battery can charge through said USB interface or MINI USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203538855U CN202206512U (en) | 2011-09-20 | 2011-09-20 | Small portable multimedia sound box with voice call-for-help function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203538855U CN202206512U (en) | 2011-09-20 | 2011-09-20 | Small portable multimedia sound box with voice call-for-help function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202206512U true CN202206512U (en) | 2012-04-25 |
Family
ID=45970602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203538855U Expired - Fee Related CN202206512U (en) | 2011-09-20 | 2011-09-20 | Small portable multimedia sound box with voice call-for-help function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202206512U (en) |
-
2011
- 2011-09-20 CN CN2011203538855U patent/CN202206512U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20140920 |
|
| EXPY | Termination of patent right or utility model |