CN115113573A - Digital conference host and conference control method - Google Patents
Digital conference host and conference control method Download PDFInfo
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- CN115113573A CN115113573A CN202210978335.5A CN202210978335A CN115113573A CN 115113573 A CN115113573 A CN 115113573A CN 202210978335 A CN202210978335 A CN 202210978335A CN 115113573 A CN115113573 A CN 115113573A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a digital conference host and a conference control method, wherein the digital conference host comprises: the conference sound system comprises a shell, a first core mainboard responsible for external signal processing, a second core mainboard responsible for internal signal processing, a display panel, a conference sound unit and a power amplifier unit; the casing is equipped with a plurality of board draw-in grooves, and display panel, first core mainboard and second core mainboard set up respectively in the board draw-in groove, and display panel, first core mainboard and second core mainboard set up from last stack down in proper order, and first core mainboard and second core mainboard are connected, first core mainboard respectively with meeting sound unit with the power amplifier unit is connected. The invention integrates two core mainboards according to the functions of the host and arranges the two core mainboards in the shell, thereby realizing the effects of simplifying the structure of the host, compressing the volume of the host and reducing the weight of the host; in addition, the boards are arranged at intervals through the board clamping grooves, so that the boards can be extracted from the board clamping grooves for overhauling and maintaining, and the maintenance efficiency is improved.
Description
Technical Field
The invention relates to the technical field of digital conference equipment, in particular to a digital conference host and a conference control method.
Background
With the development of the internet, online conferences are also becoming popular, and one of the commonly used conference devices is a digital conference host. The connection frame mainly comprises a personal computer, a conference host, a conference unit and a conference host, a sound console, a power amplifier and a sound box, the audio of the personal computer or the conference unit is received through the conference host, and the audio is played through the control sound console, the power amplifier and the sound box.
The host needs to bear multiple functions of contacting the PC end and the conference unit end, carrying out centralized processing and transmission of audio information, balancing/unbalancing audio signals and the like. The existing host generally determines the connection relationship of devices or circuits with various related functions, then connects the devices and the circuits together according to the connection relationship, and finally arranges the connected devices in a fixed shell, thereby assembling the host with various functions.
However, the conventional host has the following technical problems: connect a plurality of devices and install in same casing for the volume of host computer body is very big and heavy, and it is very difficult to carry and use. And when equipment breaks down, need take apart whole this and maintain and report for repair, complex operation and inefficiency.
Disclosure of Invention
The invention provides a digital conference host and a conference control method, wherein the host integrates related functional devices or circuits for internal signal processing into a core mainboard, integrates related functional devices or circuits for external signal processing into another core mainboard, and then overlaps and arranges the two mainboards in a shell so as to compress the volume of the whole host and reduce the weight of the host, thereby not only meeting the application requirements of various large, medium and small conference occasions, but also being convenient for users to maintain and use and reducing the use cost.
A first aspect of an embodiment of the present invention provides a digital conference host, where the digital conference host includes:
the conference sound system comprises a shell, a first core mainboard responsible for external signal processing, a second core mainboard responsible for internal signal processing, a display panel, a conference sound unit and a power amplifier unit;
the shell is provided with a plurality of board clamping grooves, the display board, the first core mainboard and the second core mainboard are respectively arranged in the board clamping grooves, the display board, the first core mainboard and the second core mainboard are sequentially overlapped from top to bottom, the first core mainboard is connected with the second core mainboard, and the first core mainboard is respectively connected with the conference sound unit and the power amplifier unit;
the first core mainboard is used for calling the conference sound unit to collect audio signals and transmitting the audio signals to the second core mainboard, and is used for controlling the power amplification unit to play processing signals fed back by the second core mainboard;
and the second core mainboard is used for converting the audio signals collected by the conference sound unit to obtain processed signals and feeding the processed signals back to the first core mainboard.
A second aspect of the embodiments of the present invention provides a conference control method based on a digital conference host, where the method includes:
when the second core mainboard determines the access authority of a user and acquires a user instruction, adjusting the audio configuration of the first core mainboard, and controlling the first core mainboard to configure the acquired audio signal according to the adjusted audio;
and controlling the second core mainboard to perform audio conversion processing on the audio signal to obtain an analog signal, and amplifying the analog signal through the first core mainboard.
In a possible implementation manner of the second aspect, the determining, by the second core motherboard, an access right of a user and obtaining a user instruction by the second core motherboard includes:
acquiring an access password of a user through an access module connected with the second core mainboard;
and when the access password is determined to be the same as the preset password, determining the access authority of the user and acquiring the operation information of the user on the display panel through the second core mainboard to obtain a user instruction.
In a possible implementation manner of the second aspect, the controlling the second core motherboard to perform audio conversion processing on the audio signal to obtain an analog signal includes:
controlling the second core mainboard to perform digital signal processing on the audio signal to obtain a digital signal;
and controlling the second core mainboard to perform digital-to-analog conversion on the digital signal to obtain an analog signal.
In a possible implementation manner of the second aspect, the amplifying the analog signal through the first core motherboard includes:
and controlling the first core mainboard to control the power amplification unit to play the analog signal according to the audio configuration.
In a possible implementation manner of the second aspect, the second core motherboard is connected to a wireless controller of a user through an external connection board;
before the step of adjusting the audio configuration of the first core motherboard, the method further comprises:
and acquiring a wireless instruction acquired by the connecting plate through the second core mainboard, wherein the wireless instruction is generated after a user triggers a wireless controller.
In a possible implementation manner of the second aspect, the controlling the first core motherboard to acquire an external audio signal includes:
after the first core mainboard is connected with a wireless router, controlling the first core mainboard to send a first connection data packet to the wireless router so that the wireless router sends the first connection data packet to an external wireless unit;
and after the wireless unit receives and responds to the first connection data packet, controlling the first core mainboard to acquire the audio signal acquired by the wireless unit through a wireless route.
In a possible implementation manner of the second aspect, the controlling the first core motherboard to acquire an external audio signal includes:
after the first core mainboard is connected with the wired unit and passes verification, a second connection data packet is sent to the wired unit;
and after the wired unit responds to the second connection data packet, controlling the first core mainboard to acquire the audio signal acquired by the wired unit.
Compared with the prior art, the digital conference host and the conference control method provided by the embodiment of the invention have the beneficial effects that: the invention can divide the functions of the host into two categories, one category is external communication processing and the other category is internal communication processing, then integrates the corresponding devices of the two categories into a core mainboard, connects the two core mainboards and arranges the two core mainboards in the shell, thereby realizing the effects of simplifying the structure of the whole conference host, compressing the volume of the conference host and reducing the weight of the host so as to meet the application requirements of various large, medium and small conference occasions; in addition, the boards are arranged at intervals through the board clamping grooves, when the host fails, a user can arbitrarily extract the boards from the board clamping grooves for overhauling and maintaining, the whole host does not need to be disassembled, the operation of the user is facilitated, and the maintenance and use cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a digital conference host according to an embodiment of the present invention;
fig. 2 is a block diagram of a digital conference host according to an embodiment of the present invention;
fig. 3 is a block diagram of an application structure of a digital conference host according to an embodiment of the present invention;
fig. 4 is a schematic block diagram of a first core motherboard and a second core motherboard according to an embodiment of the present invention;
FIG. 5 is a first schematic circuit diagram of an embedded processor U1 according to an embodiment of the present invention;
FIG. 6 is a second schematic circuit diagram of an embedded processor U1 according to an embodiment of the present invention;
FIG. 7 is a schematic circuit diagram of an embedded processor U1 according to an embodiment of the present invention;
FIG. 8 is a circuit diagram illustrating an embodiment of an embedded processor U1;
FIG. 9 is a fifth schematic circuit diagram of an embedded processor U1 according to an embodiment of the invention;
fig. 10 is a schematic flowchart of a conference control method based on a digital conference host according to an embodiment of the present invention;
fig. 11 is an operation flowchart of determining access rights in a conference control method based on a digital conference host according to an embodiment of the present invention;
fig. 12 is a flowchart illustrating an audio acquisition operation of a conference control method based on a digital conference host according to an embodiment of the present invention;
fig. 13 is a schematic structural diagram of a conference control apparatus based on a digital conference host according to an embodiment of the present invention;
in the figure: the sound conference system comprises a shell 1, a first core mainboard 2, a second core mainboard 3, a display panel 4, a conference sound unit 5, a power amplifier unit 6 and a board card slot 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The host needs to bear multiple functions of contacting the PC end and the conference unit end, carrying out centralized processing and transmission of audio information, balancing/unbalancing audio signals and the like. The existing host generally determines the connection relationship of devices or circuits with various related functions, then connects the devices and the circuits together according to the connection relationship, and finally arranges the connected devices in a fixed shell, thereby assembling the host with various functions.
However, the conventional host has the following technical problems: a plurality of devices are connected and arranged in the same shell, so that the main body of the main machine is very large and heavy, and is very difficult to carry and use. And when equipment breaks down, need take apart whole this and maintain and report for repair, complex operation and inefficiency.
In order to solve the above problem, a digital conference host provided in the embodiments of the present application will be described and explained in detail through the following specific embodiments.
Referring to fig. 1, a schematic structural diagram of a digital conference host according to an embodiment of the present invention is shown.
As an example, the digital conference host may include: the conference system comprises a shell 1, a first core mainboard 2 responsible for external signal processing, a second core mainboard 3 responsible for internal signal processing, a display panel 4, a conference sound unit 5 and a power amplifier unit 6;
the shell 1 is provided with a plurality of board clamping grooves 7, the display board 4, the first core main board 2 and the second core main board 3 are respectively arranged in the board clamping grooves, the display board 4, the first core main board 2 and the second core main board 3 are sequentially overlapped from top to bottom, the first core main board 2 is connected with the second core main board 3, and the first core main board 2 is respectively connected with the conference sound unit 5 and the power amplification unit 6;
the first core mainboard 2 is used for calling the conference sound unit 5 to collect audio signals and transmit the audio signals to the second core mainboard 3, and is used for controlling the power amplification unit 6 to play processing signals fed back by the second core mainboard 3;
the second core mainboard 3 is configured to convert the audio signal collected by the conference sound unit 5 to obtain a processed signal, and feed the processed signal back to the first core mainboard 2.
In an embodiment, the conference sound unit 5 may be a microphone, a wireless microphone or a wired microphone, and the power amplifier unit 6 may be a speaker.
Referring to fig. 2 to 3, a block diagram of a design of a digital conference host according to an embodiment of the present invention and a block diagram of an application structure of the digital conference host according to an embodiment of the present invention are respectively shown.
In an embodiment, the first core motherboard (a) and the second core motherboard (B) may be used as digital conference boards of the whole digital conference host, and data processing is performed by using two core motherboards (Cord boards). The core board comprises a main structure including a Microprocessor (MPU), a serial Flash and power management chip (PM) and a peripheral circuit. The first core mainboard is used for Logic function processing (Logic Process), and the function is to manage all interaction functions of the conference system. The second core mainboard is used for Audio processing (Audio Process), mainly processes Audio information, performs data interaction with the DSP chip, and the first core mainboard and the second core mainboard can perform data exchange through a UART interface.
Optionally, the digital conference host may be provided with a module C, the module C is used for PC information processing, a main structure of the module C includes a Microcontroller (MCU) and a PHY chip, the module C is connected to a PC computer through a metal network port, and the module C and the second core motherboard perform data exchange through a UART interface, thereby controlling the whole set of conference system. The PC computer can be installed with corresponding upper computer software, a user operates on the software, and the digital conference host board card is controlled by transmitting an instruction through the PC port, so that the upper computer controls the conference system.
Alternatively, the digital conference host may carry the audio circuit D as an audio input/output process. The audio circuit main structure is as follows: through the your mouth of blocking/lotus flower mouth input analog audio signal, handle through preceding stage amplifier circuit, gather the signal through the ADC chip and convert digital audio information and convey to the DSP chip and handle, digital audio information after the processing passes through the signal line and transmits to the DAC chip, converts analog signal output to back level amplifier circuit into, through your mouth of blocking/lotus flower mouth output analog audio signal at last. When the cannon port input/output is carried, an audio signal is transmitted/output through the differential amplifying circuit; when carrying lotus flower mouth input/output, pass through reverse amplifier circuit incoming/output audio signal. Specifically, the audio circuit D may be connected to the second core motherboard to assist the second core motherboard in signal processing.
Optionally, the digital conference host may perform data interaction with the conference wired unit and the conference wireless unit through the network transmission circuit E. Wherein, first core mainboard is connected with network transmission circuit E, and network transmission circuit major structure is: the LAN1 and the LAN2 are metal network port structures, are connected with a conference wired unit through a network cable, and perform data interaction with the conference unit through a UDP network protocol. Take LAN1 as an example. The conference wired unit data is connected to a digital conference board LAN1 interface through a super-five type network cable, the data firstly passes through a PHY3 chip, a PHY3 chip is connected with a first core main board through an RMII interface, and data exchange is carried out between the PHY1 chip and a network transformer (the PHY1 and the PHY3 can be regarded as an information exchange process of an exchanger). The board data is sent to the conference wired unit to be consistent with the data transmission path, and the LAN2 and the LAN1 have the same functions. The WLAN port may be connected to the AP wireless transmitter through a network cable, and the AP transmitter may be directly connected to the conference wireless unit, and the conference wireless unit data packet first reaches the PHY4 chip, and the PHY4 chip is connected to the core board B, and then is transmitted to the first core board through the PHY2 chip. The audio information output is consistent with the output link of the wired unit, and the instruction issuing path of the mainboard card is consistent with the path of the uploading information.
Optionally, the DSP chip is an important component of audio processing, and no matter the DSP chip is a wired unit or a wireless unit, audio packets collected by the microphone are transmitted and processed through the second core motherboard. All audio information is transmitted to the DSP chip through three groups of IIS buses (IIS1, IIS2 and IIS3), high-speed operation is carried out inside the DSP, and the DSP function can be configured through the port to achieve the desired effect. The second core mainboard can be interacted with the DSP chip through the IIC bus, processed digital audio information can be transmitted to the DAC chip through the DSP chip again, and the DAC chip can output analog signals after conversion to realize microphone sound output.
In one embodiment, communication with other 232/485 devices may be through an RS232 and RS485 interface. RS232 and RS485 are both connected to the serial port of the first core mainboard. The TTL can be converted to 232 level through a chip and is connected with external 232 equipment through a VGA interface; the TTL level can be converted to the 485 level through a chip, and is connected with an external 485 device through an HT5.08 interface, and the camera is typically controlled in a meeting process by adopting a 485 bus to connect devices such as a camera.
In addition, the first core mainboard and the second core mainboard can support other external storage devices, the configuration can be changed and stored in an internal FLASH and an external EEPROM of the core mainboard, and simultaneously, the external expanded SRAM is also supported. Different digital conference board cards can realize cascade connection through the CONTROL/POWER PORT PORT, and are connected with the display panel through the connecting plate to realize integral connection.
Referring to fig. 4, a schematic block diagram of a first core motherboard and a second core motherboard according to an embodiment of the present invention is shown.
The first core motherboard (a) and the second core motherboard (B) may each include: the circuit comprises an embedded processor chip 1, a reset circuit 2, a storage circuit 3, a crystal oscillator circuit 4 and an indicator light circuit 5. The embedded processor U1 is connected to the external backplane by pins, wherein the embedded processor U1 leads out external ports (IIS, UART, ETH & RMII, USB) with key functions and other GPIOs. The reset circuit is controlled by the chip U2 (sense low voltage) while the chip reset pin outlet is connected to the backplane pull-up to be stable. The storage circuit comprises U3 chip and relevant electric capacity resistance, and U3 is serial SPI FLASH, is connected to U1 through the SPI interface, and the resistance effect is for pulling up and connecting. The crystal oscillator circuit comprises two parts: the A-active crystal oscillator Y1, a capacitor three-point circuit which is formed by the capacitor C31 and the capacitor C32, and the Y1 crystal oscillator is used as the U1 main clock input; the B-RTC clock crystal oscillator Y2 and the capacitors C33 and C34 form a circuit and mainly serve as a real-time clock (RTC) signal input source. The indicating lamp circuit consists of an LED1 and an LED2, and is matched with resistors R9 and R10 to perform current limiting processing so as to indicate the working state of the core board. In addition, the core board can expand an SRAM chip to increase the memory, and software program development is facilitated.
Referring to fig. 5 to 9, a first schematic circuit diagram of the embedded processor U1 according to an embodiment of the present invention, a second schematic circuit diagram of the embedded processor U1 according to an embodiment of the present invention, a third schematic circuit diagram of the embedded processor U1 according to an embodiment of the present invention, a fourth schematic circuit diagram of the embedded processor U1 according to an embodiment of the present invention, and a fifth schematic circuit diagram of the embedded processor U1 according to an embodiment of the present invention are respectively shown. The embedded processor chip U1 may be as shown in fig. 5-9.
In one embodiment, the first core motherboard (a) and the second core motherboard (B) have the same hardware, the schematic circuit diagram is the same, the burning codes can be different, the connected external chips are different, and different management functions of logic/audio are realized.
Optionally, in order to further simplify the structure of the two core motherboards and simplify the circuits thereof, the two core motherboards may only participate in data processing, the Audio input/output and filter circuit is completed by the dotted line frame D in fig. 2, the corresponding file SH-04420-V0.2-Audio, the frequency modulation processing is completed by the DSP chip, and the core motherboard may only write codes to control the DSP chip to implement frequency modulation.
In this embodiment, an embodiment of the present invention provides a digital conference host, which has the following beneficial effects: the invention can divide the functions of the host into two categories, one category is external communication processing and the other category is internal communication processing, then integrates the corresponding devices of the two categories into a core mainboard, connects the two core mainboards and arranges the two core mainboards in the shell, thereby realizing the effects of simplifying the structure of the whole conference host, compressing the volume of the conference host and reducing the weight of the host so as to meet the application requirements of various large, medium and small conference occasions; in addition, the boards are arranged at intervals through the board clamping grooves, when the host fails, a user can arbitrarily extract the boards from the board clamping grooves for overhauling and maintaining, the whole host does not need to be disassembled, the operation of the user is facilitated, and the maintenance and use cost is reduced.
Referring to fig. 10, a flowchart of a conference control method based on a digital conference host according to an embodiment of the present invention is shown.
As an example, the conference control method based on the digital conference host may include:
and S11, when the second core mainboard determines the access authority of the user and acquires the user instruction, adjusting the audio configuration of the first core mainboard, and controlling the first core mainboard to acquire the audio signal according to the adjusted audio configuration.
The access right may be a right to invoke the digital conference host. The user command may be a command to control the digital conference host. The audio configuration may be configuration information related to playing audio, and the audio signal may be an audio signal of a participant received by the conference sound unit.
In an embodiment, the second core motherboard is responsible for internal data processing, and the second core motherboard may determine whether a current user has an access right, and after determining that the user has the access right, collect an instruction of the user, and adjust the audio configuration of the first core motherboard according to the instruction, so that the first core motherboard may collect audio data and play the audio data according to the adjusted audio configuration.
As an example, step S11 may include the following sub-steps:
and S111, acquiring an access password of the user through an access module connected with the second core mainboard.
And S112, when the access password is determined to be the same as the preset password, determining the access authority of the user and acquiring the operation information of the user on the display panel through the second core mainboard to obtain a user instruction.
In an embodiment, the digital conference host is provided with a module C, the module C is connected with a PC terminal, then a user can input an access password through the PC terminal, the second core motherboard can determine whether the access password is the same as a preset password, if so, it is determined that the user does not have an access right, and if so, it is determined that the user has an access right.
At this time, the whole host can be started, a user can input information on the display panel, the display panel transmits the input information to the second core mainboard, and the second core mainboard can take the input information of the user as a user instruction.
After receiving the instruction of the user, the configuration information of the first core mainboard and the configuration information of the conference sound unit and the power amplifier unit can be adjusted based on the instruction of the user, so that preparation is provided for subsequent audio acquisition and audio playing.
Referring to fig. 11, an operation flowchart for determining an access right according to a conference control method based on a digital conference host according to an embodiment of the present invention is shown.
In an optional embodiment, the second core motherboard is connected with a wireless controller of a user through an external connection board.
The wireless controller can be a mobile terminal of a user or a wireless connected device, and the user can input instructions wirelessly through the wireless controller.
Wherein, as an example, before the step of adjusting the audio configuration of the first core motherboard, the method may further include:
and S21, acquiring the wireless instruction acquired by the connecting board through the second core mainboard, wherein the wireless instruction is generated after a user triggers the wireless controller.
Specifically, the user operates the wireless controller and inputs information in the wireless controller, and the wireless controller may transmit the information input by the user to the second core motherboard.
Referring to fig. 12, an audio capture operation flowchart of a conference control method based on a digital conference host according to an embodiment of the present invention is shown.
In an embodiment, the conference sound unit may be a wireless unit, which may specifically be a wireless microphone. The wireless microphone may be connected to the first core motherboard via a router, as shown in fig. 1.
As an example, the controlling the first core motherboard to collect an external audio signal includes:
and S31, after the first core mainboard is connected with the wireless router, controlling the first core mainboard to send a first connection data packet to the wireless router, so that the wireless router sends the first connection data packet to an external wireless unit.
And S32, when the wireless unit receives the first connection data packet and responds, controlling the first core mainboard to acquire the audio signal acquired by the wireless unit through a wireless route.
Specifically, the first core motherboard may be connected to the wireless router, and after the connection is established, send the first connection packet to the wireless router, and the wireless router may send the first connection packet to the wireless unit. When the wireless unit responds to the first connection data packet, it can be determined that the wireless unit is turned on, and at this time, the wireless unit can collect the audio signal of the user and transmit the audio signal to the wireless router. The wireless router may forward the audio signal to the first core motherboard, thereby allowing the first core motherboard to forward the audio signal to the second core motherboard for subsequent operations.
In an embodiment, the conference sound unit may be a wired unit, which may specifically be a wired microphone.
As an example, the controlling the first core motherboard to collect an external audio signal includes:
and S41, after the first core mainboard is connected with the wired unit and passes the verification, sending a second connection data packet to the wired unit.
And S42, controlling the first core mainboard to acquire the audio signal acquired by the wired unit after the wired unit responds to the second connection data packet.
Specifically, the first core motherboard may be directly connected to the wired unit through a line, and the wired unit sends the verification packet to the first core motherboard, and the first core motherboard sends the verification packet to the second core motherboard for verification. And if the verification is passed, determining that the connection is established with the wired unit, and sending a second connection data packet to the wired unit. When the wired unit responds to the second connection data packet, the wired unit can be determined to be opened, the wired unit can collect audio signals of a user at the moment, the audio signals are transmitted to the first core mainboard, and therefore the first core mainboard forwards the audio signals to the second core mainboard for subsequent operation.
And S12, controlling the second core mainboard to perform audio conversion processing on the audio signal to obtain an analog signal, and amplifying the analog signal through the first core mainboard.
The second core mainboard can carry out conversion processing to the audio signal after receiving the audio signal of first core mainboard transmission, makes the audio signal can convert and generate the signal that can transmit the broadcast, feeds back to first core mainboard again at last, lets first core mainboard control power amplifier unit broadcast.
In an alternative embodiment, step S12 may include the following sub-steps:
and S121, controlling the second core main board to perform digital signal processing on the audio signal to obtain a digital signal.
And S122, controlling the second core mainboard to perform digital-to-analog conversion on the digital signal to obtain an analog signal.
And S123, controlling the first core mainboard to control the power amplification unit to play the analog signal according to the audio configuration.
Specifically, the second core motherboard may transmit the audio signal to the DSP chip, and the circuit in which the DSP chip is located performs digital signal processing on the audio signal, and converts the audio signal into a digital signal.
Then, the second core main board can transmit the digital signal to the DAC chip, and the digital signal is subjected to digital-to-analog conversion by a circuit in which the DAC chip is located, and is converted into an analog signal.
And finally, the second core mainboard can send the analog signal to the first core mainboard, and then the first core mainboard controls the power amplifier unit to play the analog signal.
In this embodiment, an embodiment of the present invention provides a conference control method based on a digital conference host, which has the following beneficial effects: the invention can determine the user authority firstly when the user uses the digital conference system, and performs audio processing after determining the user authority so as to improve the privacy and the safety of the digital conference host and avoid the condition of embezzlement.
An embodiment of the present invention further provides a conference control apparatus based on a digital conference host, and referring to fig. 13, a schematic structural diagram of the conference control apparatus based on the digital conference host according to an embodiment of the present invention is shown.
As an example, the conference control device based on the digital conference host may include:
the acquisition module 101 is configured to, when the second core motherboard determines an access right of a user and obtains a user instruction, adjust audio configuration of the first core motherboard, and control the first core motherboard to acquire an audio signal according to the adjusted audio configuration;
and the power amplifier module 102 is configured to control the second core motherboard to perform audio conversion processing on the audio signal to obtain an analog signal, and to power-amplify the analog signal through the first core motherboard.
Optionally, the acquisition module is further configured to:
acquiring an access password of a user through an access module connected with the second core mainboard;
and when the access password is determined to be the same as the preset password, determining the access authority of the user and acquiring the operation information of the user on the display panel through the second core mainboard to obtain a user instruction.
Optionally, the power amplifier module is further configured to:
controlling the second core mainboard to perform digital signal processing on the audio signal to obtain a digital signal;
and controlling the second core mainboard to perform digital-to-analog conversion on the digital signal to obtain an analog signal.
Optionally, the power amplifier module is further configured to:
and controlling the first core mainboard to control the power amplification unit to play the analog signal according to the audio configuration.
Optionally, the second core motherboard is connected with a wireless controller of a user through an external connection board;
the device further comprises:
and the wireless instruction module is used for acquiring the wireless instruction acquired by the connecting plate through the second core mainboard, and the wireless instruction is generated after a user triggers the wireless controller.
Optionally, the acquisition module is further configured to:
after the first core mainboard is connected with a wireless router, controlling the first core mainboard to send a first connection data packet to the wireless router so that the wireless router sends the first connection data packet to an external wireless unit;
and after the wireless unit receives and responds to the first connection data packet, controlling the first core mainboard to acquire the audio signal acquired by the wireless unit through a wireless route.
Optionally, the acquisition module is further configured to:
after the first core mainboard is connected with the wired unit and passes verification, a second connection data packet is sent to the wired unit;
and after the wired unit responds to the second connection data packet, controlling the first core mainboard to acquire the audio signal acquired by the wired unit.
It can be clearly understood by those skilled in the art that, for convenience and brevity, the specific working process of the apparatus described above may refer to the corresponding process in the foregoing method embodiment, and is not described herein again.
Further, an embodiment of the present application further provides an electronic device, including: the conference control system comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the program to realize the conference control method based on the digital conference host according to the embodiment.
Further, an embodiment of the present application also provides a computer-readable storage medium, where a computer-executable program is stored, where the computer-executable program is used to enable a computer to execute the conference control method based on a digital conference host according to the foregoing embodiment.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. A digital conference host, comprising: the conference sound system comprises a shell, a first core mainboard responsible for external signal processing, a second core mainboard responsible for internal signal processing, a display panel, a conference sound unit and a power amplifier unit;
the shell is provided with a plurality of board clamping grooves, the display board, the first core mainboard and the second core mainboard are respectively arranged in the board clamping grooves, the display board, the first core mainboard and the second core mainboard are sequentially overlapped from top to bottom, the first core mainboard is connected with the second core mainboard, and the first core mainboard is respectively connected with the conference sound unit and the power amplifier unit;
the first core mainboard is used for calling the conference sound unit to collect audio signals and transmitting the audio signals to the second core mainboard, and is used for controlling the power amplification unit to play processing signals fed back by the second core mainboard;
and the second core mainboard is used for converting the audio signals collected by the conference sound unit to obtain processed signals and feeding the processed signals back to the first core mainboard.
2. A conference control method based on the digital conference host as claimed in claim 1, wherein the method comprises:
when the second core mainboard determines the access authority of a user and acquires a user instruction, adjusting the audio configuration of the first core mainboard, and controlling the first core mainboard to configure the acquired audio signal according to the adjusted audio;
and controlling the second core mainboard to perform audio conversion processing on the audio signal to obtain an analog signal, and amplifying the analog signal through the first core mainboard.
3. The conference control method according to claim 2, wherein the second core motherboard determines the access right of the user and obtains the user instruction, and the method comprises:
acquiring an access password of a user through an access module connected with the second core mainboard;
and when the access password is determined to be the same as the preset password, determining the access authority of the user and acquiring the operation information of the user on the display panel through the second core mainboard to obtain a user instruction.
4. The conference control method according to claim 2, wherein the controlling the second core motherboard to perform audio conversion processing on the audio signal to obtain an analog signal comprises:
controlling the second core mainboard to perform digital signal processing on the audio signal to obtain a digital signal;
and controlling the second core mainboard to perform digital-to-analog conversion on the digital signal to obtain an analog signal.
5. The conference control method according to claim 2, wherein said amplifying the analog signal through the first core motherboard comprises:
and controlling the first core mainboard to control the power amplification unit to play the analog signal according to the audio configuration.
6. The conference control method according to claim 2, wherein the second core motherboard is connected to a wireless controller of a user through an external connection board;
before the step of adjusting the audio configuration of the first core motherboard, the method further comprises:
and acquiring a wireless instruction acquired by the connecting plate through the second core mainboard, wherein the wireless instruction is generated after a user triggers a wireless controller.
7. The conference control method according to any one of claims 2 to 6, wherein the controlling the first core motherboard to collect an external audio signal comprises:
after the first core mainboard is connected with a wireless router, controlling the first core mainboard to send a first connection data packet to the wireless router so that the wireless router sends the first connection data packet to an external wireless unit;
and after the wireless unit receives and responds to the first connection data packet, controlling the first core mainboard to acquire the audio signal acquired by the wireless unit through a wireless route.
8. The conference control method according to any one of claims 2 to 6, wherein the controlling the first core motherboard to collect an external audio signal comprises:
after the first core mainboard is connected with the wired unit and passes verification, a second connection data packet is sent to the wired unit;
and after the wired unit responds to the second connection data packet, controlling the first core mainboard to acquire the audio signal acquired by the wired unit.
9. An electronic device, comprising: memory, processor and computer program stored on the memory and executable on the processor, characterized in that the processor implements the conference control method as claimed in any one of claims 2 to 8 when executing the program.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer-executable program for causing a computer to execute the conference control method according to any one of claims 2 to 8.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117202016A (en) * | 2023-08-21 | 2023-12-08 | 广州市唯图新电子科技有限公司 | Conference system host based on WIFI wireless and wired network technology |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080030506A1 (en) * | 2006-08-03 | 2008-02-07 | Asustek Computer Inc. | Video card and the sound processing module therein |
| EP2073543A1 (en) * | 2006-09-30 | 2009-06-24 | Huawei Technologies Co., Ltd. | System and method for realizing multi-language conference |
| CN101567183A (en) * | 2008-04-25 | 2009-10-28 | 何欢潮 | Digital camera audio processor |
| US20110271212A1 (en) * | 2010-04-30 | 2011-11-03 | Jones Boland T | Managing multiple conferences via a conference user interface |
| CN202799082U (en) * | 2012-07-02 | 2013-03-13 | 安凯(广州)微电子技术有限公司 | Audio processing device and sound equipment |
| CN203775333U (en) * | 2014-04-04 | 2014-08-13 | 恩平市雷蒙电子有限公司 | All digital wireless conference system |
| CN105187760A (en) * | 2015-07-30 | 2015-12-23 | 武汉随锐亿山科技有限公司 | Multipoint control unit clustering system and method |
| CN106331583A (en) * | 2016-10-31 | 2017-01-11 | 深圳市台电实业有限公司 | Conference system, control host and conference unit equipment thereof |
| CN109242413A (en) * | 2018-08-15 | 2019-01-18 | 广州市保伦电子有限公司 | A kind of meeting management system of environmental protection and energy saving |
| CN208924278U (en) * | 2018-11-05 | 2019-05-31 | 宁波启拓电子设备有限公司 | Conference host |
| CN209070512U (en) * | 2018-11-05 | 2019-07-05 | 宁波启拓电子设备有限公司 | Conference host |
| CN110519550A (en) * | 2019-08-21 | 2019-11-29 | 安徽正风建设工程有限公司 | A kind of microphone connecting structure of conference system |
| CN111131733A (en) * | 2019-12-31 | 2020-05-08 | 广州艾美网络科技有限公司 | Audio processing device, karaoke circuit board and multifunctional television all-in-one machine system |
| CN211509180U (en) * | 2019-10-12 | 2020-09-15 | 北京天宇威视科技股份有限公司 | Multifunctional audio and video processing equipment |
| CN111770414A (en) * | 2020-08-14 | 2020-10-13 | 方图智能(深圳)科技集团股份有限公司 | Digital audio processor and processing method |
| CN112616034A (en) * | 2020-12-11 | 2021-04-06 | 深圳壹秘科技有限公司 | Integrated audio and video device |
| CN114584659A (en) * | 2022-02-22 | 2022-06-03 | 广州市迪士普音响科技有限公司 | Audio processing unit of conference system |
-
2022
- 2022-08-16 CN CN202210978335.5A patent/CN115113573B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080030506A1 (en) * | 2006-08-03 | 2008-02-07 | Asustek Computer Inc. | Video card and the sound processing module therein |
| EP2073543A1 (en) * | 2006-09-30 | 2009-06-24 | Huawei Technologies Co., Ltd. | System and method for realizing multi-language conference |
| CN101567183A (en) * | 2008-04-25 | 2009-10-28 | 何欢潮 | Digital camera audio processor |
| US20110271212A1 (en) * | 2010-04-30 | 2011-11-03 | Jones Boland T | Managing multiple conferences via a conference user interface |
| CN202799082U (en) * | 2012-07-02 | 2013-03-13 | 安凯(广州)微电子技术有限公司 | Audio processing device and sound equipment |
| CN203775333U (en) * | 2014-04-04 | 2014-08-13 | 恩平市雷蒙电子有限公司 | All digital wireless conference system |
| CN105187760A (en) * | 2015-07-30 | 2015-12-23 | 武汉随锐亿山科技有限公司 | Multipoint control unit clustering system and method |
| CN106331583A (en) * | 2016-10-31 | 2017-01-11 | 深圳市台电实业有限公司 | Conference system, control host and conference unit equipment thereof |
| CN109242413A (en) * | 2018-08-15 | 2019-01-18 | 广州市保伦电子有限公司 | A kind of meeting management system of environmental protection and energy saving |
| CN208924278U (en) * | 2018-11-05 | 2019-05-31 | 宁波启拓电子设备有限公司 | Conference host |
| CN209070512U (en) * | 2018-11-05 | 2019-07-05 | 宁波启拓电子设备有限公司 | Conference host |
| CN110519550A (en) * | 2019-08-21 | 2019-11-29 | 安徽正风建设工程有限公司 | A kind of microphone connecting structure of conference system |
| CN211509180U (en) * | 2019-10-12 | 2020-09-15 | 北京天宇威视科技股份有限公司 | Multifunctional audio and video processing equipment |
| CN111131733A (en) * | 2019-12-31 | 2020-05-08 | 广州艾美网络科技有限公司 | Audio processing device, karaoke circuit board and multifunctional television all-in-one machine system |
| CN111770414A (en) * | 2020-08-14 | 2020-10-13 | 方图智能(深圳)科技集团股份有限公司 | Digital audio processor and processing method |
| CN112616034A (en) * | 2020-12-11 | 2021-04-06 | 深圳壹秘科技有限公司 | Integrated audio and video device |
| CN114584659A (en) * | 2022-02-22 | 2022-06-03 | 广州市迪士普音响科技有限公司 | Audio processing unit of conference system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117202016A (en) * | 2023-08-21 | 2023-12-08 | 广州市唯图新电子科技有限公司 | Conference system host based on WIFI wireless and wired network technology |
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|---|---|
| CN115113573B (en) | 2024-03-08 |
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