CN218550163U

CN218550163U - Active audio processor

Info

Publication number: CN218550163U
Application number: CN202222954441.8U
Authority: CN
Inventors: 刘海
Original assignee: Guangdong Youmai Electronic Technology Co ltd
Current assignee: Guangdong Youmai Electronic Technology Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-02-28
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses an active audio processor, including main DSP audio frequency processing controller, main DSP audio frequency processing controller electric connection bluetooth USB flash disk player, harmonic sound article treater, serial ports control interface, control power source, HDM signal input, HDMI signal output, AD digital analog converter, MCU master controller, AD digital analog converter electric connection power output circuit, MCU master controller electric connection USB square mouth, program output, parameter equalizer, serial ports output. The active audio processor of the utility model can conveniently build a multi-purpose, powerful and applicable audio and video signal processing and controlling system only by connecting with necessary input and output equipment; various panels with the serial port control function are adapted, and more personalized control systems can be expanded; the method is suitable for various solutions applied to conference multifunction and entertainment audio and video, and simple and practical operation management: and the system has super high cost performance.

Description

Active audio processor

Technical Field

The utility model relates to a treater technical field specifically is an active audio processor.

Background

The MK-1000 active audio processor is audio and video processing equipment which is designed by comprehensive development according to the current multifunctional conferences of government enterprises and schools and the application function requirements of the cultural entertainment market and has multifunctional application. The system adopts a high-speed microprocessing numerical control technology, reasonably regulates and controls the DSP sound effect processing circuit and the HDMI high-definition video signal conversion in an all-around manner, and effectively fuses digital control and audio and video signal transmission.

Most of similar product devices applied to the market have single application functions, and various control functions of the audio and video device are emphasized excessively. For example, over-emphasizing the use of dedicated decoder channel functions to transmit audio signals, etc., is to emphasize the unique powerful functionality of the product device and to weaken the coordination function of the device itself in the system application. In the market using the HDMI high-definition audio/video signal transmission system, the conventional audio decoder and audio processor with independent functions, which are not upgraded or updated, still exist in the current manner for building the project system, and the incompatible connection of the functional interfaces of the various front-stage and rear-stage devices of the system causes many problems such as the inapplicability of the connection manner or the contact failure due to improper connection, which largely hinders the continuous progress of the application technology of the audio/video system. In the process of audio and video signal transmission, the transmission characteristics of the control function of the product equipment with the independent control function can not be well integrated into the transmission of the audio and video signals, and the incompatibility can cause the distortion and distortion of the sound or video signal transmission to a great extent, and particularly seriously affects the definition, the intelligibility, the fidelity comprehensive sound index and the like which must be ensured in the transmission of the sound signal.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides an active audio processor has solved in audio video signal transmission process, product equipment who has independent control function, its control function's transmission characteristic if can not integrate into audio video signal's transmission well, and its incompatibility still can make sound or video signal transmission produce distortion and distortion to a great extent, especially seriously influenced the definition that sound signal must guarantee in the transmission and the problem of intelligibility and fidelity's comprehensive sound index etc..

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an active audio processor, includes main DSP audio frequency processing controller, main DSP audio frequency processing controller electric connection bluetooth USB flash disk player, harmonic sound article treater, serial ports control interface, control power source interface, HDM signal input, HDMI signal output, AD digital analog converter, MCU master controller, AD digital analog converter electric connection power output circuit, MCU master controller electric connection USB square mouth, program output, parametric equalizer, serial ports output.

Preferably, the A \ D digital-to-analog converter and the power output circuit are electrically connected with an audio line signal output.

Preferably, the audio line signal output is eight paths, and the eight paths of audio line signal output are connected in parallel.

Preferably, the HDM signal input is four, and the four HDM signal inputs are connected in parallel.

Preferably, the power output circuit comprises eight circuits, and the eight circuits are connected in parallel.

Preferably, the serial port output is an RS485 serial port.

Preferably, the main DSP audio processing controller is electrically connected to the optical fiber audio signal input 10.

Preferably, the main DSP audio processing controller is powered by a power supply, and the power supply is connected with a power switch.

Advantageous effects

The utility model provides an active audio processor. Compared with the prior art, the method has the following beneficial effects:

the active audio processor of the utility model can conveniently build a multi-purpose, powerful and applicable audio and video signal processing and controlling system only by connecting with necessary input and output equipment; various panels with the serial port control function are adapted, and more personalized control systems can be expanded; the method is suitable for various solutions applied to conference multifunction and entertainment audio and video, and simple and practical operation management: and the system has super high cost performance.

Drawings

Fig. 1 is a schematic diagram of the circuit structure of the present invention;

in the figure: the device comprises a Bluetooth/U disk player 1, a USB square port 2, a program output 3, a parametric equalizer 4, a power switch 6, a power supply 7, a power output circuit 8, a serial port output 9, an optical fiber audio signal input 10, a harmonic sound processor 11, a serial port control interface 12, a control power interface 13, an audio line signal output 14, an HDM signal input 15 and an HDMI signal output 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides an active audio processor, includes main DSP audio frequency processing controller, main DSP audio frequency processing controller electric connection bluetooth USB flash disk player 1, harmonic sound article treater 11, serial ports control interface 12, control power source interface 13, HDM signal input 15, HDMI signal output 16, AD digital analog converter, MCU master controller 5, AD digital analog converter electric connection

power output circuit

8, 5 electric connection USB square mouth 2 of MCU master controller 5, program output 3, parametric equalizer 4, serial ports output 9.

Further, the a \ D digital-to-analog converter and the power output circuit 8 are electrically connected with an audio line signal output 14.

Further, the audio line signal outputs 14 are eight lines, and the eight lines of audio line signal outputs 14 are connected in parallel.

Further, the HDM signal input 15 is four paths, and the four paths of HDM signal inputs 15 are connected in parallel.

Furthermore, the power output circuit 8 has eight paths, and the eight paths of power output circuits 8 are connected in parallel.

Further, the serial port output 9 is an RS485 serial port.

Further, the main DSP audio processing controller is electrically connected to the optical fiber audio signal input 10.

Further, the main DSP audio processing controller is powered by a power supply 7, and the power supply 7 is connected with a power switch 6.

The embodiment is as follows: the comprehensive management platform for one-stop audio and video processing can conveniently build a multi-purpose, powerful and applicable audio and video signal processing and controlling system only by connecting with necessary input and output equipment; various panels with the serial port control function are adapted, and more personalized control systems can be expanded; the system is suitable for various solutions of meeting multifunctional and entertainment audio-visual applications, and simple and practical operation and management; and the system has ultra-high cost performance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An active audio processor comprising a host DSP audio processing controller, characterized in that: the main DSP audio processing controller is electrically connected with a Bluetooth/U disk player (1), a harmonic sound processor (11), a serial port control interface (12), a control power supply interface (13), an HDM signal input (15), an HDMI signal output (16), an A \ D digital-to-analog converter and an MCU master controller (5), wherein the A \ D digital-to-analog converter is electrically connected with a power output circuit (8), and the MCU master controller (5) is electrically connected with a USB square port (2), a program output (3), a parameter equalizer (4) and a serial port output (9).

2. An active audio processor according to claim 1, characterized in that: and the A \ D digital-to-analog converter is electrically connected with the audio line signal output (14) between the A \ D digital-to-analog converter and the power output circuit (8).

3. An active audio processor according to claim 1, characterized in that: the audio line signal output (14) is eight paths, and the eight paths of audio line signal output (14) are connected in parallel.

4. An active audio processor according to claim 1, characterized in that: the HDM signal input (15) is four paths, and the four paths of HDM signal inputs (15) are connected in parallel.

5. An active audio processor according to claim 1, characterized in that: the power output circuit (8) comprises eight paths, and the eight paths of power output circuits (8) are connected in parallel.

6. An active audio processor according to claim 1, characterized in that: the serial port output (9) is an RS485 serial port.

7. An active audio processor according to claim 1, characterized in that: the main DSP audio processing controller is electrically connected with an optical fiber audio signal input (10).

8. An active audio processor according to claim 1, characterized in that: the main DSP audio processing controller is powered by a power supply (7), and the power supply (7) is connected with a power switch (6).