CN115589575A - Enterprise broadcast transmission system - Google Patents
Enterprise broadcast transmission system Download PDFInfo
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- CN115589575A CN115589575A CN202211145054.8A CN202211145054A CN115589575A CN 115589575 A CN115589575 A CN 115589575A CN 202211145054 A CN202211145054 A CN 202211145054A CN 115589575 A CN115589575 A CN 115589575A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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Abstract
The invention belongs to the technical field of broadcast signal transmission, and provides an enterprise broadcast transmission system which comprises a plurality of audio signal sources, a master control module, a broadcast signal transmission system and a plurality of terminal players. The plurality of audio signal sources are distributed in different signal generating areas, the plurality of terminal players are distributed in different signal receiving areas, the master control module receives audio broadcast signals generated by one or more audio signal sources in the plurality of audio signal sources, and controls the broadcast signal transmission system to send the audio broadcast signals to one or more terminal players in the plurality of terminal players for playing, so that large-span broadcasting among different areas is supported, the plurality of terminal players in different signal receiving areas can only spread for a limited number of people needing to listen to the broadcasting, therefore, the terminal players only need to be installed at proper positions where listeners can listen to and select proper volume for playing, interference on irrelevant people is small, and experience of users for listening to the broadcasting is improved.
Description
Technical Field
The invention relates to the technical field of broadcast signal transmission, in particular to an enterprise broadcast transmission system.
Background
The enterprise broadcast transmission system is widely applied to the management of enterprises as a signal transmission technology. Most of the existing enterprise broadcast transmission systems adopt a single-machine transmission broadcast mode. The single-machine transmission broadcasting mode is a single-wire signal transmission technology and comprises a single terminal machine and a single telephone transmitter, wherein the single terminal machine is arranged in an open place of a building and is connected with the telephone transmitter at a remote place through a wire. When the broadcasting signal transmission is needed, the telephone transmitter sends out the audio signal, and the audio signal is transmitted to the terminal machine through the wire for playing. Although, the single machine transmission broadcasting mode can satisfy the local broadcasting requirements of some small enterprises, but hardly satisfy the cross-factory and cross-regional large-span broadcasting requirements of many large enterprises, and the cross-regional large-span broadcasting requirements of provinces, and the existing single machine transmission broadcasting mode has a single transmission mode, and cannot satisfy the diversified transmission requirements of users, a single terminal machine plays to make more people listen to as far as possible, and has higher requirements on the installation position and volume control, and the overhigh broadcasting volume is not friendly to listeners, and is not beneficial to forming better user experience.
In summary, the existing enterprise broadcast transmission technology does not support large-span broadcast, has single transmission mode, and has higher requirements on installation position and volume control.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides the following solutions.
An enterprise broadcast transmission system comprising:
a plurality of audio signal sources for generating audio broadcasting signals to be broadcasted; the plurality of audio signal sources are distributed in different signal generation areas;
the main control module is electrically connected with the plurality of audio signal sources;
the broadcast signal transmission system is electrically connected with the main control module;
the terminal players are electrically connected with the broadcast signal transmission system and used for receiving the audio broadcast signals to play; the plurality of terminal players are distributed in different signal receiving areas;
the main control module receives the audio broadcast signals generated by one or more audio signal sources in the plurality of audio signal sources, and controls the broadcast signal transmission system to send the audio broadcast signals to one or more terminal players in the plurality of terminal players for playing.
Further, the plurality of audio signal sources comprise a plurality of wireless microphones, and the plurality of wireless microphones are connected with the main control module through a wireless short-distance transmission technology.
Further, the plurality of audio signal sources comprise a plurality of wired microphones, and the plurality of wired microphones are connected with the main control module through wires.
Further, the broadcast signal transmission system includes an ethernet module; the Ethernet module is electrically connected with the main control module and is connected with a PC terminal player in the plurality of terminal players through an Ethernet local area network.
Further, the broadcast signal transmission system includes a wireless network module; the wireless network module is electrically connected with the main control module and is connected with a wireless terminal player in the plurality of terminal players through a wireless local area network.
Further, the broadcast signal transmission system includes a PLC network module; the PLC network module is electrically connected with the main control module and is connected with the PLC terminal players in the terminal players through power lines.
Further, the power line access network comprises a modulator, a power line, a demodulator and a digital-to-analog converter; the modulator receives the audio broadcast signal and modulates the audio broadcast signal from the state of a baseband signal into a digital network signal, and the digital network signal is transmitted to the demodulator through the power line, demodulated and restored into the form of the baseband signal and then is transmitted to the digital-to-analog converter to be converted into the audio broadcast signal in an analog state.
Further, the plurality of audio signal sources are distributed in different buildings, and/or distributed in different factory areas, and/or distributed in different urban areas and/or distributed in different provinces.
Further, the plurality of terminal players are distributed in different buildings, and/or distributed in different factory areas, and/or distributed in different urban areas and/or distributed in different provinces.
Further, the wireless network module is a Wi-Fi module.
Compared with the prior art, the invention has the beneficial effects that:
the enterprise broadcast transmission system provided by the invention comprises a plurality of audio signal sources, a main control module, a broadcast signal transmission system and a plurality of terminal players. The plurality of audio signal sources are used for generating audio broadcast signals needing broadcasting, the plurality of audio signal sources are distributed in different signal generation areas, the master control module is electrically connected with the plurality of audio signal sources, the broadcast signal transmission system is electrically connected with the master control module, the plurality of terminal players are electrically connected with the broadcast signal transmission system and used for receiving the audio broadcast signals to play, the plurality of terminal players are distributed in different signal receiving areas, the master control module receives the audio broadcast signals generated by one or more audio signal sources in the plurality of audio signal sources and controls the broadcast signal transmission system to send the audio broadcast signals to one or more terminal players in the plurality of terminal players to play, so that large-span broadcasting among different areas is supported, the plurality of terminal players in different signal receiving areas can only transmit aiming at limited number of people needing to listen to the broadcasting, point-to-point broadcasting and point-to-multipoint broadcasting are carried out, so long as the terminal players are installed at proper positions where listeners can listen to, proper volume is selected to play, interference on irrelevant people is small, and experience of users in listening to the broadcasting is improved.
Drawings
Fig. 1 is a schematic structural diagram of an enterprise broadcast transmission system;
fig. 2 is a schematic structural diagram of an enterprise broadcast transmission system two;
FIG. 3 is a schematic diagram of the overall structure of the audio signal source in FIG. 1;
fig. 4 is a schematic diagram of the overall structure of the main control module in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 4, an embodiment of the present invention provides an enterprise broadcast transmission system, which includes a plurality of audio signal sources, a main control module, a broadcast signal transmission system, and a plurality of terminal players. The system comprises a plurality of audio signal sources, a master control module, a broadcast signal transmission system, a plurality of terminal players, a broadcast signal transmission system and a plurality of terminal players, wherein the audio signal sources are used for generating audio broadcast signals needing broadcasting, the audio signal sources are distributed in different signal generation areas, the master control module is electrically connected with the master control module, the terminal players are electrically connected with the broadcast signal transmission system and used for receiving the audio broadcast signals to be played, the terminal players are distributed in different signal receiving areas, the master control module receives the audio broadcast signals generated by one or more audio signal sources in the audio signal sources, and the broadcast signal transmission system is controlled to be sent to one or more terminal players in the terminal players to be played.
In the embodiment, a plurality of audio signal sources are distributed in different signal generating areas, a plurality of terminal players are distributed in different signal receiving areas, the plurality of audio signal sources in different signal generating areas are connected with the plurality of terminal players in different signal receiving areas through the broadcast signal transmission system and the main control module, the main control module receives audio broadcast signals generated by one or more audio signal sources in the plurality of audio signal sources, and controls the broadcast signal transmission system to send the audio broadcast signals to one or more terminal players in the plurality of terminal players for playing, so that large-span broadcasting among different areas is supported, the plurality of terminal players in different signal receiving areas can only transmit the limited number of people needing to listen to the broadcasting, and therefore, the terminal players only need to be installed at proper positions where receivers can listen to, the terminal players can select proper volume for playing, interference to unrelated people is small, and experience of users for listening to the broadcasting is improved. In addition, the main control module receives audio broadcast signals generated by one or more audio signal sources in the plurality of audio signal sources, controls the broadcast signal transmission system to send the audio broadcast signals to one or more terminal players in the plurality of terminal players for playing, can realize access selection of the signal sources and playing selection of the players, and performs point-to-point broadcasting, and the latter point-to-multipoint broadcasting meets diversified broadcasting requirements of users. The plurality of audio signal sources are distributed in different signal generation areas, which may mean that the plurality of audio signal sources are distributed in different buildings, and/or distributed in different factories, and/or distributed in different urban areas, and/or distributed in different provinces. The distribution of the plurality of terminal players in different signal receiving areas may mean that the plurality of terminal players are distributed in different buildings, and/or in different factory areas, and/or in different urban areas, and/or in different provinces.
It should be noted that the electrical connection in this embodiment may refer to the connection of electrical signals, the connection of electromagnetic signals, the connection of power signals, and the like. In addition, the number of the audio signal sources can be 1-N, N is more than or equal to 2 and is a positive integer. The number of the terminal players can be 1-M, and M is more than or equal to 2 and is a positive integer.
In some embodiments, the plurality of audio signal sources comprises a plurality of wireless microphones, and the plurality of wireless microphones are connected with the master control module through a wireless short-distance transmission technology. In other embodiments, the plurality of audio signal sources include a plurality of wired microphones, and the plurality of wired microphones are connected to the main control module through wires.
In the above embodiments, the plurality of audio signal sources may be a plurality of wireless microphones or a plurality of wired microphones, so as to support signal source access requirements under different environments and different conditions.
In some embodiments, the broadcast signal transmission system includes an ethernet module; the Ethernet module is electrically connected with the main control module and is connected with a PC terminal player in the plurality of terminal players through an Ethernet local area network.
In this embodiment, the broadcast signal transmission system includes an ethernet module, and the ethernet module is electrically connected to the main control module and connected to a PC terminal player among the plurality of terminal players through an ethernet lan, so as to meet the requirements of an enterprise having only PC terminal players and ethernet lan conditions.
In some embodiments, the broadcast signal transmission system includes a wireless network module and an ethernet module. The wireless network module is electrically connected with the main control module and is connected with a wireless terminal player in the plurality of terminal players through a wireless local area network. The Ethernet module is electrically connected with the main control module and is connected with a PC terminal player in the terminal players through an Ethernet local area network. Wherein, the wireless network module can be a Wi-Fi module.
In this embodiment, the broadcast signal transmission system includes a wireless network module and an ethernet module, where the wireless network module is electrically connected to the main control module and is connected to a wireless terminal player of the plurality of terminal players through a wireless lan, and the ethernet module is electrically connected to the main control module and is connected to a PC terminal player of the plurality of terminal players through an ethernet lan, so as to support multiple signal transmission means, thereby not only meeting the requirements of enterprises with only PC terminal players and ethernet lan conditions, but also meeting the requirements of enterprises with only wireless terminal players and ethernet conditions, and further providing more means for transmitting audio broadcast signals for enterprises with both conditions.
In some embodiments, the broadcast signal transmission system includes a wireless network module, an ethernet module, and a PLC network module. The wireless network module is electrically connected with the main control module and is connected with a wireless terminal player in the plurality of terminal players through a wireless local area network. The Ethernet module is electrically connected with the main control module and is connected with a PC terminal player in the plurality of terminal players through an Ethernet local area network. The PLC network module is electrically connected with the main control module and is connected with a PLC terminal player in the plurality of terminal players through a power line access network.
In this embodiment, the broadcast signal transmission system includes a wireless network module, an ethernet module, and a PLC network module, where the wireless network module is electrically connected to the main control module and is connected to wireless terminal players in the plurality of terminal players through a wireless lan, the ethernet module is electrically connected to the main control module and is connected to PC terminal players in the plurality of terminal players through an ethernet lan, and the PLC network module is electrically connected to the main control module and is connected to PLC terminal players in the plurality of terminal players through a power line access network, so as to support multiple signal transmission means, thereby not only meeting the requirements of enterprises with only PC terminal players and ethernet conditions, meeting the requirements of enterprises with only wireless terminal players and wireless lan conditions, meeting the requirements of enterprises with only power networks without internet access for audio broadcast signal transmission, but also providing more audio broadcast signal transmission means for the enterprises that all three satisfy.
It should be noted that the power line access network may include a modulator, a power line, a demodulator, and a digital-to-analog converter; the modulator receives the audio broadcast signal and modulates the audio broadcast signal from the state of a baseband signal into a digital network signal, and the digital network signal is transmitted to the demodulator through the power line, demodulated and restored into the form of the baseband signal and then is transmitted to the digital-to-analog converter to be converted into the audio broadcast signal in an analog state.
In some improved embodiments, the enterprise broadcast transmission system provided in the embodiments of the present invention further includes:
and the power-on self-test module is used for checking whether the power-on operation is normal or not, and if not, continuously checking whether the power-on operation is normal or not after the system is repaired and restarted to operate. And if the terminal is normal, entering terminal fault processing.
And the terminal fault processing module is used for checking whether a plurality of terminal players accessed to the enterprise broadcast transmission system are normal or not, and prompting fault maintenance if the terminal players are abnormal. And if the data is normal, entering transmission mode control.
And the transmission mode control module is used for providing an adaptive audio broadcast signal transmission mode for the terminal according to the audio broadcast signal transmission mode supported by the terminal player. And entering state feedback after confirming that normal transmission can be carried out.
And the state feedback module is used for feeding back the normal and matched transmission modes of the terminal to the user side and controlling the terminal player to start playing the broadcast content in the audio broadcast signal.
In the improved embodiment, the terminal player is controlled to start playing the broadcast content in the audio broadcast signal through power-on self-check, terminal fault processing, transmission mode control and state feedback, so that the enterprise broadcast transmission system is ensured to normally allocate the terminal players in different areas to play the broadcast content in the selected transmission mode, the system stability is improved, and the user experience is improved.
It should also be noted that, in the above embodiments, the main control module serves as a central core of the system to manage and control the modules, including receiving and sending signals, switching the operating mode, and switching the operating mode and the standby mode of the modules. The Ethernet module is responsible for accessing the Ethernet local area network, the wireless network module can realize the access of the wireless local area network, and the PLC network module is responsible for realizing the function of accessing the Power Line to the network through a PLC (Power Line Carrier Power Line Carrier technology). For example: during broadcasting, if the number of floors is too many and no network wiring is available, a digital baseband signal can be modulated and converted into a network signal through a PLC technology through the PLC network module and transmitted through a power line, another PLC network module is accessed to one side of a terminal, the network signal is received by the module and then demodulated, the network signal is restored into a baseband signal and then sent to the terminal for decryption, the baseband signal is converted into an analog signal through a digital-to-analog converter after decryption, and finally broadcasting sound and music are restored.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An enterprise broadcast transmission system, comprising:
a plurality of audio signal sources for generating audio broadcasting signals to be broadcasted; the plurality of audio signal sources are distributed in different signal generating areas;
the main control module is electrically connected with the plurality of audio signal sources;
the broadcast signal transmission system is electrically connected with the main control module;
the terminal players are electrically connected with the broadcast signal transmission system and used for receiving the audio broadcast signals to play; the plurality of terminal players are distributed in different signal receiving areas;
the main control module receives the audio broadcast signals generated by one or more audio signal sources in the plurality of audio signal sources, and controls the broadcast signal transmission system to send the audio broadcast signals to one or more terminal players in the plurality of terminal players for playing.
2. The enterprise broadcast transmission system of claim 1, wherein the plurality of audio signal sources comprises a plurality of wireless microphones, and the plurality of wireless microphones are connected to the master control module via wireless proximity transmission technology.
3. The enterprise broadcast transmission system of claim 1, wherein the plurality of audio signal sources comprises a plurality of wired microphones, and wherein the plurality of wired microphones are wired to the host module.
4. The enterprise broadcast transmission system of claim 1, wherein the broadcast signal transmission system comprises an ethernet module; the Ethernet module is electrically connected with the main control module and is connected with a PC terminal player in the plurality of terminal players through an Ethernet local area network.
5. The enterprise broadcast transmission system of claim 1, wherein the broadcast signal transmission system comprises a wireless network module; the wireless network module is electrically connected with the main control module and is connected with a wireless terminal player in the plurality of terminal players through a wireless local area network.
6. The enterprise broadcast transmission system of claim 5, wherein the broadcast signal transmission system comprises a PLC network module; the PLC network module is electrically connected with the main control module and is connected with the PLC terminal players in the terminal players through power lines.
7. The enterprise broadcast transmission system of claim 6, wherein the power line access network comprises a modulator, a power line, a demodulator, and a digital-to-analog converter; the modulator receives the audio broadcast signal and modulates the audio broadcast signal from the state of a baseband signal into a digital network signal, and the digital network signal is transmitted to the demodulator through the power line, demodulated and restored into the form of the baseband signal and then is transmitted to the digital-to-analog converter to be converted into the audio broadcast signal in an analog state.
8. The enterprise broadcast transmission system of any one of claims 1-7, wherein the plurality of audio signal sources are distributed throughout different buildings and/or throughout different plant areas and/or throughout different urban areas and/or throughout different provinces.
9. The enterprise broadcast transmission system of any one of claims 1-7, wherein the plurality of terminal players are distributed throughout different buildings and/or throughout different plant areas and/or throughout different urban areas and/or throughout different provinces.
10. The enterprise broadcast transmission system of claim 5, wherein the wireless network module is a Wi-Fi module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211145054.8A CN115589575A (en) | 2022-09-20 | 2022-09-20 | Enterprise broadcast transmission system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211145054.8A CN115589575A (en) | 2022-09-20 | 2022-09-20 | Enterprise broadcast transmission system |
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| CN115589575A true CN115589575A (en) | 2023-01-10 |
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| CN202211145054.8A Pending CN115589575A (en) | 2022-09-20 | 2022-09-20 | Enterprise broadcast transmission system |
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| CN (1) | CN115589575A (en) |
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- 2022-09-20 CN CN202211145054.8A patent/CN115589575A/en active Pending
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