CN114095851A - Multichannel playing system applied to exhibition and display - Google Patents
Multichannel playing system applied to exhibition and display Download PDFInfo
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- CN114095851A CN114095851A CN202111367352.7A CN202111367352A CN114095851A CN 114095851 A CN114095851 A CN 114095851A CN 202111367352 A CN202111367352 A CN 202111367352A CN 114095851 A CN114095851 A CN 114095851A
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- 239000011159 matrix material Substances 0.000 claims abstract description 40
- 230000002452 interceptive effect Effects 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 7
- 230000007547 defect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
Abstract
The invention discloses a multi-channel playing system applied to exhibition, belongs to the technical field of exhibition equipment, solves the problem that the audio frequency of the existing exhibition equipment is inconvenient to update, and has the technical key points that: the multi-channel control system comprises a main control computer subsystem, a multi-channel control subsystem, a USB sound card module matrix, a USB HUB module subsystem, a loudspeaker matrix and auxiliary accessories, wherein the main control computer subsystem is connected with the multi-channel control subsystem, and the multi-channel control subsystem is connected with the USB sound card module matrix, the USB HUB module subsystem and the loudspeaker matrix.
Description
Technical Field
The invention relates to the technical field of exhibition equipment, in particular to a multi-channel playing system applied to exhibition.
Background
Since eighteen years, "cultural confidence" is regarded as important in the whole society, and places such as museums are important components of the cultural life of the general public. Museums are an industry which develops rapidly in recent years, and are gradually receiving more attention under the encouragement of national policies and local policies and the increasing demand of people for cultural life, and the definition of museums is continuously updated due to social development and technological progress.
In museum exhibition, various novel display means and technologies are used in interactive exhibition items, such as large-scale LED screens, naked-eye 3D and liquid crystal splicing screens, but in many large-scale interactive exhibition items, relevant background music, sound effects and explaining cannot be played according to the interaction positions of experiencers, such demands are generally achieved by setting multiple computers or multiple audio players and corresponding communication control programs, and the like, so that the defects that audio updating is inconvenient and the like exist, and the museum exhibition equipment is visible from top to bottom, has the defect that audio updating is inconvenient and is difficult to popularize and apply.
Therefore, it is desirable to provide a multi-channel playing system applied to exhibition and exhibition, which aims to solve the above problems.
Disclosure of Invention
In view of the shortcomings in the prior art, an embodiment of the present invention provides a multi-channel playing system for exhibition, so as to solve the above-mentioned problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a multi-channel playing system applied to exhibition and display comprises a main control computer subsystem, a multi-channel control subsystem, a USB sound card module matrix, a USB HUB module subsystem, a loudspeaker matrix and auxiliary accessories, wherein the main control computer subsystem is connected with the multi-channel control subsystem, and the multi-channel control subsystem is connected with the USB sound card module matrix, the USB HUB module subsystem and the loudspeaker matrix.
As a further scheme of the invention, the main control computer subsystem comprises a host, a display and an interaction unit, wherein the interaction unit comprises a keyboard and a mouse.
As a further scheme of the present invention, the multi-channel control subsystem records the audio after reading the audio output channel of the system, calls the audio, and mounts the audio of the corresponding channel to the required audio output channel according to the actual audio output requirement.
As a further scheme of the present invention, the number of sound cards of the USB sound card module matrix is a multiple of 3.
As a further scheme of the present invention, the USB expansion number in the USB HUB module subsystem is a multiple of 4, and the USB expansion number is not less than the number of sound cards of the used USB, and the USB HUB module subsystem is matched with the USB sound card module matrix.
As a further aspect of the invention, the speaker matrix is provided with at least two speakers, which are arranged in corresponding areas of the display.
As a further scheme of the present invention, the auxiliary accessories include an installation component, a transmission unit and a power supply unit, the installation component is arranged outside the main control computer subsystem, the transmission unit is connected between the main control computer subsystem, the multi-channel control subsystem, the USB sound card module matrix, the USB HUB module subsystem and the speaker matrix, and the power supply unit is connected with the main control computer subsystem, the multi-channel control subsystem, the USB sound card module matrix, the USB HUB module subsystem and the speaker matrix through a power-on wire.
In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:
the invention integrates and optimizes the prior USB sound card and USB HUB technology to obtain a multi-channel playing system applied to exhibition and display, can encapsulate the multi-channel control subsystem to obtain threads or processes, is convenient for the large-scale interactive exhibition system to call, enriches the presentation modes of the digital interactive device system in the exhibition and display design in terms of sound, overcomes the defect that the general large-scale interactive exhibition sound cannot be operated by multiple persons at the same time, widens the limitation of sound boundaries on interactive experience effect, enhances the interactive effect, and has the effects of enriching the sound presentation modes, reducing cost, being convenient for synchronous multiple person interaction, rapidly updating audio, being simple and convenient to operate and being convenient for encapsulation and call.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a diagram of a multi-channel playing system according to an embodiment of the invention.
FIG. 2 is a schematic diagram of a USB extension in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
In an embodiment of the present invention, referring to fig. 1, the multi-channel playing system applied to exhibition includes a main control computer subsystem, a multi-channel control subsystem, a USB sound card module matrix, a USB HUB module subsystem, a speaker matrix, and auxiliary accessories, wherein the main control computer subsystem is connected to the multi-channel control subsystem, and the multi-channel control subsystem is connected to the USB sound card module matrix, the USB HUB module subsystem, and the speaker matrix.
In this embodiment, the main control computer subsystem may be selected as a whole set of graphics workstation, and includes, but is not limited to, a host, a display, a keyboard, and a mouse, where the graphics operation processing performance of the host and the performance of the central processing unit should not be too low, so as to meet the graphics operation requirements in the normal operation process, avoid that the computer cannot operate a corresponding interactive display program and a multichannel playing system, and reduce the practicability of the system.
In one embodiment of the present invention, referring to fig. 1 and fig. 2, the multi-channel control subsystem records the audio after reading the audio output channel of the system, calls the audio, and mounts the audio of the corresponding channel to the required audio output channel according to the actual audio output requirement.
In this embodiment, according to fig. 2, the electrical components are connected by wires to form a USB expansion subsystem, the audio is recorded after the audio output channel of the system, the audio is packaged as a thread to be called, and the audio of the corresponding channel is mounted on the required audio output channel according to the actual audio playing requirement, so that the operation is simple and convenient, the cost is reduced, the presentation manner of the sound room of the digital interactive device system in the exhibition design is enriched, multiple people are allowed to operate simultaneously and send out different corresponding audio according to different operation instructions, the effect of fast audio update is realized, the defect that multiple people cannot operate simultaneously in the aspect of general large-scale interactive exhibition sound is overcome, the limitation of sound boundaries in the interactive experience effect is widened, the interactive effect is strengthened, and meanwhile, the control subsystem can be packaged as a thread or a process, therefore, the large-scale interactive exhibition system can be called conveniently, and the application range of the multi-channel control subsystem is enlarged.
In one embodiment of the present invention, referring to fig. 1, the number of sound cards of the USB sound card module matrix is a multiple of 3.
In this embodiment, the USB sound card module matrix is based on a conventional USB sound card IC, and is loaded with typical point-to-point application schemes including, but not limited to, CM108 and PCM2706, the number of which is typically a multiple of 3.
In one embodiment of the present invention, referring to fig. 1, the USB HUB module subsystem has a USB extension number that is a multiple of 4, and the USB extension number is not less than the number of sound cards of the USB used, and the USB HUB module subsystem is matched with the USB sound card module matrix.
In this embodiment, the USB HUB module subsystem is based on a conventional USB HUB chip, and is loaded with typical circuit application schemes including, but not limited to, EF2.1 and SL2.1, the USB expansion number is generally multiple of 4, that is, after one USB line is led out from the computer to the USB HUB, 4 lines, 8 lines, 12 lines, 16 lines, etc. are led out, and meanwhile, the USB expansion number should be not less than the number of the used USB sound cards, and the two parts are integrated together to ensure integrity and convenience of installation, wherein it should be noted that the computer side should be a USB3.0 interface to ensure the rate of subsequent data transmission.
In one embodiment of the invention, referring to fig. 1, the loudspeaker matrix is provided with at least two loudspeakers, which are arranged in corresponding areas of the display.
In this embodiment, the speaker matrix includes a plurality of speakers, the plurality of speakers are respectively installed in corresponding areas, and the integrated USB sound card model matrix and the USB HUB module subsystem can receive signals transmitted from the main control computer and play audio transmitted from the main control computer in corresponding audio channels.
In an embodiment of the present invention, referring to fig. 1, the auxiliary accessory includes a mounting part, a transmission unit and a power supply unit, the mounting part is disposed outside the main control computer subsystem, the transmission unit is connected between the main control computer subsystem, the multi-channel control subsystem, the USB sound card module matrix, the USB HUB module subsystem and the speaker matrix, and the power supply unit is connected to the main control computer subsystem, the multi-channel control subsystem, the USB sound card module matrix, the USB HUB module subsystem and the speaker matrix through a power-on wire.
In the embodiment, the multichannel playing system can be safely and reliably installed on the corresponding area through the installation part, the audio and the instruction which need to be transmitted in the system can be correspondingly transmitted through the transmission unit, the large-scale interactive exhibition of the item and the sound is convenient, multiple persons can be simultaneously operated, the limitation of the sound boundary on the interactive experience effect is widened, and the interactive effect is strengthened.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (7)
1. A multi-channel playing system applied to exhibition is characterized by comprising a main control computer subsystem, a multi-channel control subsystem, a USB sound card module matrix, a USB HUB module subsystem, a loudspeaker matrix and auxiliary accessories, wherein the main control computer subsystem is connected with the multi-channel control subsystem, and the multi-channel control subsystem is connected with the USB sound card module matrix, the USB HUB module subsystem and the loudspeaker matrix.
2. The multi-channel playing system for exhibition, as claimed in claim 1, wherein said host computer subsystem comprises a host computer, a display and an interactive unit, wherein the interactive unit comprises a keyboard and a mouse.
3. The multi-channel playing system applied to exhibition, as claimed in claim 1, wherein the multi-channel control subsystem records the audio after reading the audio output channel of the system, and calls the audio to mount the audio of the corresponding channel to the required audio output channel according to the actual audio output requirement.
4. The multi-channel playing system applied to exhibition, wherein the number of sound cards of the USB sound card module matrix is a multiple of 3.
5. The multi-channel broadcasting system as claimed in claim 4, wherein the number of USB extensions in the USB HUB module subsystem is a multiple of 4, and the number of USB extensions is not less than the number of sound cards of the USB used, and the USB HUB module subsystem is matched with the USB sound card module matrix.
6. The multi-channel playing system for exhibition applications as claimed in claim 1, wherein said speaker matrix is provided with at least two speakers, said speakers being disposed in corresponding areas of the display.
7. The multi-channel playing system applied to exhibition and display of claim 1, wherein the auxiliary accessories comprise a mounting part, a transmission unit and a power supply unit, the mounting part is arranged outside the main control computer subsystem, the transmission unit is connected among the main control computer subsystem, the multi-channel control subsystem, the USB sound card module matrix, the USB HUB module subsystem and the speaker matrix, and the power supply unit is connected with the main control computer subsystem, the multi-channel control subsystem, the USB sound card module matrix, the USB HUB module subsystem and the speaker matrix through a power-on wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367352.7A CN114095851A (en) | 2021-11-18 | 2021-11-18 | Multichannel playing system applied to exhibition and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367352.7A CN114095851A (en) | 2021-11-18 | 2021-11-18 | Multichannel playing system applied to exhibition and display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114095851A true CN114095851A (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111367352.7A Pending CN114095851A (en) | 2021-11-18 | 2021-11-18 | Multichannel playing system applied to exhibition and display |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040039462A1 (en) * | 2002-08-21 | 2004-02-26 | Heng-Chien Chen | Multi-channel wireless professional audio system using sound card |
| US20060198540A1 (en) * | 2005-02-04 | 2006-09-07 | Jonson Paul E | Apparatus for mixing, controlling and distributing audio signals |
| CN104036817A (en) * | 2013-03-05 | 2014-09-10 | 联想(北京)有限公司 | Audio playing method, device and electronic equipment |
| CN207070216U (en) * | 2017-06-15 | 2018-03-02 | 安徽四创电子股份有限公司 | A kind of MCVF multichannel voice frequency processing equipment |
| CN208987185U (en) * | 2018-11-29 | 2019-06-14 | 广州艾美网络科技有限公司 | Multichannel audio processing system and karaoke OK system |
-
2021
- 2021-11-18 CN CN202111367352.7A patent/CN114095851A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040039462A1 (en) * | 2002-08-21 | 2004-02-26 | Heng-Chien Chen | Multi-channel wireless professional audio system using sound card |
| US20060198540A1 (en) * | 2005-02-04 | 2006-09-07 | Jonson Paul E | Apparatus for mixing, controlling and distributing audio signals |
| CN104036817A (en) * | 2013-03-05 | 2014-09-10 | 联想(北京)有限公司 | Audio playing method, device and electronic equipment |
| CN207070216U (en) * | 2017-06-15 | 2018-03-02 | 安徽四创电子股份有限公司 | A kind of MCVF multichannel voice frequency processing equipment |
| CN208987185U (en) * | 2018-11-29 | 2019-06-14 | 广州艾美网络科技有限公司 | Multichannel audio processing system and karaoke OK system |
Non-Patent Citations (1)
| Title |
|---|
| 张子刚: ""具有立体声效果的多声道网络通话系统"", 《现代电子技术》, vol. 34, no. 20, 15 October 2011 (2011-10-15), pages 70 - 74 * |
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