CN106941648B - Multifunctional intelligent sound system - Google Patents
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Abstract
Description
技术领域technical field
本发明涉及智能音响系统技术领域，特别是一种集合多功能的智能音响系统。The invention relates to the technical field of intelligent audio systems, in particular to an intelligent audio system integrating multiple functions.
背景技术Background technique
音箱作为一种娱乐设备，已经存在于世人面前很长时间，但传统音箱只是作为一个声音的放大，缺少较为智能的、便于操控的体验，而现有的智能音响与终端设备连接的方式单一，很忙满足现有视听娱乐设备的连接需求，同时现有的智能音响对输入的声音信号，处理效果差，音质失真大，严重影响智能音响系统的娱乐表现效果。As a kind of entertainment equipment, speakers have existed in front of the world for a long time, but traditional speakers are only used as a sound amplification, lacking a more intelligent and easy-to-control experience, and the existing smart speakers are connected to terminal devices in a single way. It is very busy to meet the connection requirements of existing audio-visual entertainment equipment. At the same time, the existing intelligent audio system has poor processing effect on the input sound signal, and the sound quality is distorted, which seriously affects the entertainment performance of the intelligent audio system.
发明内容Contents of the invention
为了克服现有技术的上述缺点，本发明的目的是提供一种集合多功能的智能音响系统。In order to overcome the above-mentioned shortcomings of the prior art, the object of the present invention is to provide a multifunctional intelligent audio system.
本发明解决其技术问题所采用的技术方案是：The technical solution adopted by the present invention to solve its technical problems is:
一种集合多功能的智能音响系统，包括智能音响主机，智能控制终端，扩声终端及用于终端显示的电视终端，其中：所述智能音响主机包括安卓电视板卡，前级输入信号处理模块，DSP处理模块及多重保护系统的功放模块，所述安卓电视板卡通过信号线连接前级输入信号处理模块和DSP处理模块，所述DSP处理模块的信号输入端还连接有前级输入信号处理模块，信号输出端连接有多重保护系统的功放模块，所述智能控制终端通过无线信号控制连接安卓电视板卡或前级输入信号处理模块，所述电视终端通过高清数据线与安卓电视板卡连接，所述扩声终端通过音频插孔与多重保护系统的功放模块连接。A multifunctional intelligent audio system, including an intelligent audio host, an intelligent control terminal, a sound reinforcement terminal, and a TV terminal for terminal display, wherein: the intelligent audio host includes an Android TV board, and a front-stage input signal processing module , a DSP processing module and a power amplifier module of a multiple protection system, the Android TV board is connected to the pre-stage input signal processing module and the DSP processing module through a signal line, and the signal input end of the DSP processing module is also connected to the pre-stage input signal processing module, the signal output end is connected to a power amplifier module with multiple protection systems, the intelligent control terminal is connected to the Android TV board card or the front-stage input signal processing module through wireless signal control, and the TV terminal is connected to the Android TV board card through a high-definition data line , the sound reinforcement terminal is connected to the power amplifier module of the multiple protection system through an audio jack.
作为本发明的进一步改进：所述安卓电视板卡设置有与电视终端连接的HDMI接口，与智能控制终端控制连接的WIFI信号接收器，与有线网线连接的RJ45网络端口及若干个USB接口。As a further improvement of the present invention: the Android TV board is provided with an HDMI interface connected to a TV terminal, a WIFI signal receiver connected to an intelligent control terminal, an RJ45 network port connected to a wired network cable, and several USB interfaces.
作为本发明的进一步改进：所述前级输入信号处理模块包括蓝牙处理模块，CS8422数字音频处理芯片及接口电路，所述蓝牙处理模块输入端连接蓝牙信号接收器，输出端连接DSP处理模块和CS8422音频处理芯片，所述CS8422音频处理芯片的输入端连接安卓电视板卡及接口电路，输出端连接DSP处理模块，所述接口电路设置有AUX音频收入接口，若干麦克风输入插孔，无线话筒信号接收器及和耳机线插孔。As a further improvement of the present invention: the front-stage input signal processing module includes a Bluetooth processing module, a CS8422 digital audio processing chip and an interface circuit, the input end of the Bluetooth processing module is connected to the Bluetooth signal receiver, and the output end is connected to the DSP processing module and the CS8422 Audio processing chip, the input end of the CS8422 audio processing chip is connected to the Android TV board and interface circuit, the output end is connected to the DSP processing module, the interface circuit is provided with an AUX audio input interface, several microphone input jacks, wireless microphone signal reception and headphone jack.
作为本发明的进一步改进：所述DSP处理模块包括主控MCU芯片,DSP音效处理电路模块，ADAU1772音频处理器，所述主控MCU芯片的输入端连接安卓电视板卡及蓝牙模块的控制信号线，输出端连接ADAU1772音频处理器及DSP音效处理电路,所述ADAU1772音频处理器的输入端连接有DSP音效处理电路模块，输出端连接多重保护系统的功放模块，所述DSP音效处理电路模块的输入端连接CS8422音频处理芯片及ADAU1772音频处理器。As a further improvement of the present invention: the DSP processing module includes a main control MCU chip, a DSP sound effect processing circuit module, and an ADAU1772 audio processor, and the input end of the main control MCU chip is connected to the control signal line of the Android TV board and the Bluetooth module , the output end is connected to the ADAU1772 audio processor and the DSP sound effect processing circuit, the input end of the ADAU1772 audio processor is connected to the DSP sound effect processing circuit module, the output end is connected to the power amplifier module of the multiple protection system, and the input of the DSP sound effect processing circuit module The end is connected to the CS8422 audio processing chip and the ADAU1772 audio processor.
作为本发明的进一步改进：所述多重保护系统的功放模块包括电源检测保护电路模块和数字功放电路，所述电源检测保护电路模块包括电源驱动电路和电源输出电路，所述电源驱动电路输入端连接电压整流电路，输出端连接电源输出电路，所述电源输出电路的输出端连接数字功放电路。As a further improvement of the present invention: the power amplifier module of the multiple protection system includes a power detection protection circuit module and a digital power amplifier circuit, the power detection protection circuit module includes a power drive circuit and a power output circuit, and the input terminal of the power drive circuit is connected to A voltage rectification circuit, the output end of which is connected to a power output circuit, and the output end of the power output circuit is connected to a digital power amplifier circuit.
作为本发明的进一步改进：所述电源驱动电路还连接有峰值电路取样电路，持续电流取样电路，持续温度保护取样电路，所述电源驱动电路通过比较器连接有输出电流取样电流和大功率温度取样保护电路，所述比较器的同向输入另一端连接有电源输出电路。As a further improvement of the present invention: the power drive circuit is also connected with a peak circuit sampling circuit, a continuous current sampling circuit, and a continuous temperature protection sampling circuit, and the power drive circuit is connected with an output current sampling current and a high-power temperature sampling circuit through a comparator A protection circuit, the other end of the non-inverting input of the comparator is connected with a power output circuit.
作为本发明的进一步改进：所述智能控制终端包括智能手机APP端和平板电脑APP端。As a further improvement of the present invention: the intelligent control terminal includes an APP terminal of a smart phone and an APP terminal of a tablet computer.
与现有技术相比，本发明的有益效果是：本发明的智能音响主机的前级系统设置有丰富的音频输入与输出连接方式，便于跟踪音频设备及智能控制端接入，设置有安卓电视板卡，便于接入高清设备，各种音频存储设备，有线及无线网络信号，为智能音响系统提供强大而又丰富的资源，通过设置的DSP处理模块，能够通过主控MCU芯片解析智能手机APP端的音效控制命令，通过智能手机APP端接入智能音响主机，可以设置音乐EQ效果，通过DSP音效处理电路模块，及ADAU1772音频处理器，提升音质效果，使得智能音响系统音质更出众,娱乐性更强。Compared with the prior art, the beneficial effects of the present invention are: the pre-system of the intelligent audio host of the present invention is provided with rich audio input and output connection modes, which is convenient for tracking audio equipment and intelligent control terminal access, and is provided with an Android TV The board is easy to access high-definition devices, various audio storage devices, wired and wireless network signals, and provides powerful and rich resources for the smart audio system. Through the set DSP processing module, it can analyze the smart phone APP through the main control MCU chip The sound effect control command on the terminal can be connected to the smart audio host through the smart phone APP, and the music EQ effect can be set. Through the DSP sound processing circuit module and the ADAU1772 audio processor, the sound quality can be improved, making the sound quality of the smart audio system more outstanding and more entertaining. powerful.
附图说明Description of drawings
图1为本发明的模块结构示意图。Fig. 1 is a schematic diagram of the module structure of the present invention.
图2为本发明的结构示意图。Fig. 2 is a structural schematic diagram of the present invention.
图3为本发明的DSP音效处理电路模块结构示意图。Fig. 3 is a schematic structural diagram of the DSP sound effect processing circuit module of the present invention.
图4为本发明的电源检测保护电路模块结构示意图。FIG. 4 is a schematic structural diagram of the power supply detection and protection circuit module of the present invention.
具体实施方式Detailed ways
现结合附图说明与实施例对本发明进一步说明：Now the present invention is further described in conjunction with description of drawings and embodiments:
一种集合多功能的智能音响系统，包括智能音响主机，智能控制终端，扩声终端及用于终端显示的电视终端，其中：所述智能音响主机包括安卓电视板卡，前级输入信号处理模块，DSP处理模块及多重保护系统的功放模块，所述安卓电视板卡通过信号线连接前级输入信号处理模块和DSP处理模块，所述DSP处理模块的信号输入端还连接有前级输入信号处理模块，信号输出端连接有多重保护系统的功放模块，所述智能控制终端通过无线信号控制连接安卓电视板卡或前级输入信号处理模块，所述电视终端通过高清数据线与安卓电视板卡连接，所述扩声终端通过音频插孔与多重保护系统的功放模块连接。A multifunctional intelligent audio system, including an intelligent audio host, an intelligent control terminal, a sound reinforcement terminal, and a TV terminal for terminal display, wherein: the intelligent audio host includes an Android TV board, and a front-stage input signal processing module , a DSP processing module and a power amplifier module of a multiple protection system, the Android TV board is connected to the pre-stage input signal processing module and the DSP processing module through a signal line, and the signal input end of the DSP processing module is also connected to the pre-stage input signal processing module, the signal output end is connected to a power amplifier module with multiple protection systems, the intelligent control terminal is connected to the Android TV board card or the front-stage input signal processing module through wireless signal control, and the TV terminal is connected to the Android TV board card through a high-definition data line , the sound reinforcement terminal is connected to the power amplifier module of the multiple protection system through an audio jack.
所述安卓电视板卡设置有与电视终端连接的HDMI接口，与智能控制终端控制连接的WIFI信号接收器，与有线网线连接的RJ45网络端口及若干个USB接口。The Android TV board is provided with an HDMI interface connected to a TV terminal, a WIFI signal receiver connected to an intelligent control terminal, an RJ45 network port connected to a wired network cable, and several USB interfaces.
所述前级输入信号处理模块包括蓝牙处理模块，CS8422数字音频处理芯片及接口电路，所述蓝牙处理模块输入端连接蓝牙信号接收器，输出端连接DSP处理模块和CS8422音频处理芯片，所述CS8422音频处理芯片的输入端连接安卓电视板卡及接口电路，输出端连接DSP处理模块，所述接口电路设置有AUX音频收入接口，若干麦克风输入插孔，无线话筒信号接收器及和耳机线插孔。The pre-stage input signal processing module includes a Bluetooth processing module, a CS8422 digital audio processing chip and an interface circuit, the input end of the Bluetooth processing module is connected to a Bluetooth signal receiver, and the output end is connected to a DSP processing module and a CS8422 audio processing chip. The CS8422 The input end of the audio processing chip is connected to the Android TV board and the interface circuit, and the output end is connected to the DSP processing module. The interface circuit is provided with an AUX audio input interface, several microphone input jacks, a wireless microphone signal receiver and an earphone line jack .
所述DSP处理模块包括主控MCU芯片,DSP音效处理电路模块及ADAU1772音频处理器，所述主控MCU芯片的输入端连接安卓电视板卡及蓝牙模块的控制信号线，输出端连接ADAU1772音频处理器及DSP音效处理电路,所述ADAU1772音频处理器的输入端连接有DSP音效处理电路模块，输出端连接多重保护系统的功放模块，所述DSP音效处理电路模块的输入端连接CS8422音频处理芯片及ADAU1772音频处理器。The DSP processing module includes a main control MCU chip, a DSP sound effect processing circuit module and an ADAU1772 audio processor, the input end of the main control MCU chip is connected to the control signal line of the Android TV board card and the Bluetooth module, and the output end is connected to the ADAU1772 audio processing device and DSP audio processing circuit, the input end of the ADAU1772 audio processor is connected with a DSP audio processing circuit module, the output end is connected with the power amplifier module of the multiple protection system, and the input end of the DSP audio processing circuit module is connected with the CS8422 audio processing chip and ADAU1772 audio processor.
所述多重保护系统的功放模块包括电源检测保护电路模块和数字功放电路，所述电源检测保护电路模块包括电源驱动电路和电源输出电路，所述电源驱动电路输入端连接电压整流电路，输出端连接电源输出电路，所述电源输出电路的输出端连接数字功放电路。The power amplifier module of the multiple protection system includes a power detection protection circuit module and a digital power amplifier circuit, the power detection protection circuit module includes a power drive circuit and a power output circuit, the input end of the power drive circuit is connected to a voltage rectifier circuit, and the output end is connected to a A power output circuit, the output end of the power output circuit is connected to a digital power amplifier circuit.
所述电源驱动电路还连接有峰值电路取样电路，持续电流取样电路，持续温度保护取样电路，所述电源驱动电路通过比较器连接有输出电流取样电流和大功率温度取样保护电路，所述比较器的同向输入另一端连接有电源输出电路。The power drive circuit is also connected with a peak circuit sampling circuit, a continuous current sampling circuit, and a continuous temperature protection sampling circuit. The power drive circuit is connected with an output current sampling current and a high-power temperature sampling protection circuit through a comparator. The comparator The other end of the same input is connected to a power output circuit.
所述智能控制终端包括智能手机端和平板电脑端。The intelligent control terminal includes a smart phone terminal and a tablet computer terminal.
综上所述，本领域的普通技术人员阅读本发明文件后，根据本发明的技术方案和技术构思无需创造性脑力劳动而作出其他各种相应的变换方案，均属于本发明所保护的范围。To sum up, after reading the document of the present invention, those of ordinary skill in the art can make various other corresponding conversion schemes according to the technical solutions and technical concepts of the present invention without creative mental work, all of which fall within the protection scope of the present invention.
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| CN101267166B (en) * | 2008-01-22 | 2012-05-30 | 佛山市顺德区瑞德电子实业有限公司 | Switch power for sound box power amplification system |
| CN101685961B (en) * | 2009-08-03 | 2013-10-30 | 深圳创维－Rgb电子有限公司 | Power supply circuit of audio frequency power amplifier |
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| CN102497609B (en) * | 2011-11-29 | 2014-12-10 | 宁波东源音响器材有限公司 | Wireless network sound system |
| JP6478910B2 (en) * | 2013-07-25 | 2019-03-06 | 株式会社 Ｔｒｉｇｅｎｃｅ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ | Speaker control device |
| CN104638487A (en) * | 2013-11-14 | 2015-05-20 | 广州艾飞网络科技有限公司 | Active signal line with sound effect processing function |
| CN203734828U (en) * | 2014-02-13 | 2014-07-23 | 福来宝电子(深圳)有限公司 | Intelligent home theater sound equipment system |
| CN203942636U (en) * | 2014-03-12 | 2014-11-12 | 杭州罗孚音响有限公司 | Household mosaic Bluetooth music Play System |
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| CN204180022U (en) * | 2014-10-29 | 2015-02-25 | 石家庄东泰尔通信技术有限公司 | A kind of radio frequency solid power amplifier protective circuit |
| CN204887385U (en) * | 2015-06-25 | 2015-12-16 | 深圳市东方智通科技有限公司 | Support intelligent stereo set of WIFI audio module |
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