CN220543284U - Intelligent video-audio integrated machine - Google Patents

Abstract

The utility model discloses an intelligent video and audio integrated machine, which comprises a case, a system main board, a DSP processing board and a digital power amplifier board; the system main board is provided with a processor for installing an intelligent system, the intelligent system is provided with a DOLBY/DTS decoder, the DSP processing board is connected with the processor, the power amplifier board is connected with the DSP processing board, and the back of the case is provided with a display interface, a USB interface, a network interface, an HDMI interface, an audio output interface, a sound box interface and a power line. The system main board is provided with the processor to run the intelligent system, the DOLBY/DTS decoder is arranged on the intelligent system to realize surround sound decoding on the audio in the intelligent system, the DSP processing board can process the audio output by the intelligent system and process the input audio, and mix the input audio with the system audio, so that perfect combination of film watching and karaoke is realized, miniaturization and high integration of products are realized, cost is reduced, and meanwhile, functions are not reduced.

Description

Intelligent video-audio integrated machine

Technical Field

The utility model relates to the technical field of intelligent home, in particular to an intelligent video and audio integrated machine.

Background

With the development of technology and the pursuit of high-quality entertainment enjoyment by people, in cinema, a movie is stepped from a planar movie to a 3D stereoscopic movie, and sound also goes from planar surround sound to an omnibearing stereoscopic enclosure effect of space. Likewise, more and more people in the home are beginning to arrange multi-channel surround sound systems, but in the home scene, audio-visual systems capable of realizing an all-around surround effect are very few. The use of audio has fallen behind the development of television pictures. Karaoke has been popular in china for a long time, and the pursuit of high-quality karaoke has not been stopped. Manufacturers are constantly striving to develop products with good base color, good tone quality and rich effect adjustment function.

Along with the improvement of the living standard of people, the pursuit of the family on the video and audio is improved, and more families hope to realize singing, watching video and audio entertainment and online education at home. Conventional products require multiple devices and complex connections to implement, most often using multiple device combinations of a set top box + a karaoke processor + a surround sound decoder + a power amplifier. However, households are often limited to space and purchase costs, and the popularization of such combinations is limited.

Therefore, the present inventors have developed the present utility model by actively researching and modifying the existing home audio-visual products to solve the various drawbacks and inconveniences caused by the lack of perfection.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the intelligent video and audio integrated machine which is small in size, relatively low in cost and capable of meeting the video watching requirement of users and meeting the requirement of people on high-quality karaoke.

In order to solve the above object, the solution of the present utility model is:

an intelligent video and audio all-in-one machine, which comprises: the system comprises a case, a system main board, a DSP processing board and a digital power amplifier board, wherein the system main board, the DSP processing board and the digital power amplifier board are arranged in the case; the system main board is provided with a processor for installing an intelligent system, the intelligent system is provided with a DOLBY/DTS decoder, the DSP processing board is connected with the processor, the power amplification board is connected with the DSP processing board, the back of the chassis is provided with a display interface, a USB interface, a network interface and an HDMI interface corresponding to the system main board, an audio output interface corresponding to the DSP processing board, a plurality of sound box interfaces corresponding to the power amplification board and a power line.

Further, the chassis is also provided with a host display circuit board, the host display circuit board is connected with the DSP processing board and the system main board, a host display panel is arranged in front of the chassis, and the host display panel is connected with the host display circuit board.

Further, the system main board is also provided with an MCU which is connected with the DSP processing board and the digital power amplifier board.

Further, a micro TF card interface, an RS232 interface and a wireless surround audio output interface are further arranged on the back of the case, wherein the micro TF card interface corresponds to a system main board, and the RS232 interface and the wireless surround audio output interface correspond to a DSP processing board.

Further, the audio output interface is a wireless microphone antenna.

Further, a plurality of USB interfaces and HDMI interfaces are provided.

Further, the sound box interface comprises one or more of a heavy bass output interface, a front sound box output interface, a middle-set sound box output interface and a surrounding sound box output interface.

After the structure is adopted, the intelligent video and audio integrated machine is provided with the processor on the system main board, so that an intelligent system (such as an android system, an iOS system or a hong-mo system) can be operated, the DOLBY/DTS decoder is arranged on the intelligent system, surround sound decoding can be realized on the audio in the intelligent system, the DSP processing board is arranged in the machine box, the audio output by the intelligent system can be processed, the input audio (such as the video input by a microphone) can be processed, and the processed audio can be amplified in power through the digital power amplification board. The back of the case is provided with various sockets corresponding to the system main board, the DSP processing board and the digital power amplifier board, so that the combined use requirements of various devices can be met. The system has the advantages that the effects of integrating various devices such as the set top box, the karaoke, the surround sound decoding and the like are set through the case interface, the viewing and entertainment requirements of people at home can be met, the user experiences the feeling of being in the field and the feeling of being surrounded when watching a movie in a cinema in a small environment, meanwhile, the requirements of people on high-quality karaoke are met, the perfect combination of the viewing and the karaoke is realized, the miniaturization and the high integration of the system are realized, the cost is greatly reduced, the functions are not reduced, and the popularization of products are very facilitated. In the future, the product in the form will lead the trend, become the main force army of home theater entertainment, promote the development of home entertainment.

Drawings

Fig. 1 is an external perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the cover plate removed according to the present utility model.

Fig. 3 is a second perspective view of the cover plate removed according to the present utility model.

Fig. 4 is a front view of the present utility model.

Fig. 5 is a rear view of the present utility model.

Description of the reference numerals:

the system comprises a case 1, a system main board 2, a processor 21, an MCU22, a DSP processing board 3, a digital power amplification board 4, a display circuit board 5, a host display panel 6, a display interface 1A, USB interface 1B, a network interface 1C, HDMI interface 1D, a wireless microphone antenna 1E, RS232 interface 1F, a wireless surround audio output interface 1G, an audio output interface 1H, a power line 1J, microTF card interface 1K and a sound box interface 1F.

Detailed Description

In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientation or positional relationship based on that shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

As shown in fig. 1 to 5, the utility model discloses an intelligent video and audio integrated machine, which comprises a case 1, a system main board 2, a DSP processing board 3, a digital power amplification board 4 and a host display circuit board 5 which are arranged in the case 1, wherein a processor 21, an MCU22 and a DOLBY/DTS decoding chip are arranged on the system main board 2, the processor 21 adopts a 4-core armoc processor for running an android system or other intelligent systems, and of course, other processors can be adopted, the android system can provide video and audio processing, and a multichannel DOLBY/DTS decoder is arranged in the android system, so that the DOLBY/DTS decoding of audio in the android system can be realized.

DOLBY Atmos in DOLBY/DTS decoder can combine movie content to present dynamic sound effects. Unlike the prior art that one audio signal controls the sound box on one side of the cinema to emit the same sound, the sound box can make a plurality of sound boxes on one side emit different sounds one by one, so that sound effects from far to near can be more truly created; and a sound box is additionally arranged on the matched ceiling, so that sound field enclosure is realized, more sound details are displayed, and the viewing experience of audiences is improved. Dolby panoramic sound pushes out a new mix of sound and sound direction combining dynamic objects and play channels, allowing the viewer to be surrounded by sound in all directions. Dolby panoramic sound enables adaptive playback, ensuring that the effect closest to the original's mind is played as much as possible under any environment and different speaker configurations. The method brings strong brand new listening experience to the audience through more natural and real sound effects, and truly surrounds the audience. Dolby panoramic sound can help blenders, movie companies, and publishers to greatly enhance the sound experience as an end-to-end solution. Dolby panoramic sound platforms allow content creators to create lifelike sound scenes more easily, without regard to theatre configuration or number of speakers.

DTS in DOLBY/DTS decoder is an open new generation of codec standard and is also an object-based multidimensional spatial audio technology, and DTS can be presented with a lifelike and lifelike entertainment experience, regardless of the cinema or home environment, and viewers will obtain immersive enclosure experiences without dimensions, and users of the cinema or home theater can also be personalized in various ways to obtain the best effect. The DTS audio is different from the existing surround sound system, is not limited by the fixed-position loudspeaker positioning or specific channel signals, and can be flexibly debugged according to different playback environments, so that the optimal sound effect performance under the environment is obtained. It can also create realistic sound effects at accurate location points around the audience, creating richer soundscapes. By installing the DOLBY/DTS decoder in the intelligent system, surround sound decoding of audio in the android system can be achieved.

And an MCU is further arranged on the system main board 2, and is connected with the DSP processing board 3, the digital power amplification board 4 and the wireless microphone, and is used as an auxiliary processor of the android system for managing the DSP processing board 3 and the digital power amplification board 4.

The DSP processing board 3 is connected with the processor 21 and the MCU22, the DSP processing board 3 processes the equalization, bass management, equalization, reverberation and echo processing of wireless microphones of the output audio of the android system, mixes the music of the android system with the audio of the wireless microphones, and finally sends the mixed music to the digital power amplification board for power amplification. In the utility model, the DSP processing board 13 adopts three DSP processing chips to process digital effects of human voice and music, such as equalization, high pass, low pass, squelch, phase shift, reverberation and the like, thoroughly solves the problem of Karaoke howling, ensures perfect tone and has stronger penetrating power. Through balanced compensation of the voice and the EQ, the singing voice and accompaniment are more perfect and can be heard, so that the user can finish singing more gracefully and confident while enjoying graceful music.

The digital power amplification board 4 is connected with the DSP processing board 3 and the MCU22,

the host display circuit board 5 is connected with the DSP processing board 13 and the system main board 12, the front of the case 1 is provided with a host display panel 6, and the host display panel 6 is connected with the host display circuit board 5.

The back of the case 1 is provided with a display interface 1A, USB interface 1B, a network interface 1C and an HDMI interface 1D corresponding to the system main board 2; the back of the case 1 is provided with a wireless microphone antenna 1E, RS232 interface 1F, a wireless surround audio output interface 1G and an audio output interface 1H which correspond to the DSP processing board 3; the back of the case 1 is provided with a plurality of sound box interfaces 1L corresponding to the digital power amplifier board 4, and the back of the case 1 is also provided with a power line 1J for connecting the system main board 2, the DSP processing board 3 and the digital power amplifier board 4. The back of the case 1 can be provided with a micro TF card interface 1K according to the requirements besides the interfaces, and the micro TF card interface 1K corresponds to the system main board 2 for accommodating TF cards; the USB interface 1B and the HDMI interface 1D may be provided in plural. The sound box interface 1L comprises one or more heavy bass output interfaces, a front sound box output interface, a middle-set surround sound box output interface and is used for installing a plurality of sound boxes. The display interface 11 may be connected to a display, the USB interface 12 is used to connect to a bluetooth controller, a USB external hard disk, or other external devices with USB connectors, the network interface 13 is used to connect to a network cable, the HDMI interface 14 is used to connect to a set top box or DVD, the RS232 interface 1F is used to upgrade or tune software, the wireless microphone antenna 1E is used to connect to a wireless microphone, and the wireless surround audio output interface 1G is used to connect to a wireless digital audio transmitter.

The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.

Claims (7)

1. An intelligent video and audio all-in-one machine, which is characterized by comprising: the system comprises a case, a system main board, a DSP processing board and a digital power amplifier board, wherein the system main board, the DSP processing board and the digital power amplifier board are arranged in the case; the system main board is provided with a processor for installing an intelligent system, the intelligent system is provided with a DOLBY/DTS decoder, the DSP processing board is connected with the processor, the power amplification board is connected with the DSP processing board, the back of the chassis is provided with a display interface, a USB interface, a network interface and an HDMI interface corresponding to the system main board, an audio output interface corresponding to the DSP processing board, a plurality of sound box interfaces corresponding to the power amplification board and a power line.

2. The intelligent video and audio all-in-one machine according to claim 1, wherein: the chassis is also provided with a host display circuit board, the host display circuit board is connected with the DSP processing board and the system main board, the front of the chassis is provided with a host display panel, and the host display panel is connected with the host display circuit board.

3. The intelligent video and audio all-in-one machine according to claim 1 or 2, wherein: and the system main board is also provided with an MCU which is connected with the DSP processing board and the digital power amplifier board.

4. The intelligent video and audio all-in-one machine according to claim 1, wherein: and a micro TF card interface, an RS232 interface and a wireless surround audio output interface are further arranged on the back of the case, wherein the micro TF card interface corresponds to a system main board, and the RS232 interface and the wireless surround audio output interface correspond to a DSP processing board.

5. The intelligent video and audio all-in-one machine according to claim 1, wherein: the audio output interface is a wireless microphone antenna.

6. The intelligent video and audio all-in-one machine according to claim 1, wherein: the USB interface and the HDMI interface are provided with a plurality of interfaces.

7. The intelligent video and audio all-in-one machine according to claim 1, wherein: the sound box interface comprises one or more of a heavy bass output interface, a front sound box output interface, a middle-set and surrounding sound box output interface.