CN220586282U - Networked broadcast pager and broadcast system - Google Patents
Networked broadcast pager and broadcast system Download PDFInfo
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- CN220586282U CN220586282U CN202322204957.5U CN202322204957U CN220586282U CN 220586282 U CN220586282 U CN 220586282U CN 202322204957 U CN202322204957 U CN 202322204957U CN 220586282 U CN220586282 U CN 220586282U
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- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
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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 utility model discloses a networked broadcast pager and a broadcast system, wherein the networked broadcast pager comprises a pager core board, a multichannel audio input main board and a microphone interface; the pager core board is used for being in communication connection with a networked broadcasting host, a broadcasting terminal or other networked broadcasting pagers; the pager core board is also connected with the multichannel audio input main board and the microphone interface; the multichannel audio input main board comprises a plurality of input interfaces, and each input interface is connected to the operational amplifier adder through a gain control knob, a high-low tone knob and a gain fine tuning slider. The networked broadcast pager has the functions of multi-channel audio input acquisition, can realize multi-channel tuning control, integrates the functions of broadcast paging, broadcast intercom, broadcast recording and the like, can reduce required auxiliary equipment, saves the use cost and purchasing cost of users, and simplifies the operation difficulty of the users. The utility model can be widely applied to the technical field of broadcasting.
Description
Technical Field
The utility model relates to the technical field of broadcasting, in particular to a networked broadcasting pager and a broadcasting system.
Background
With the development and progress of society, various industries are gradually changed, so are public broadcasting industries, and from the previous analog public broadcasting to the current digital public broadcasting, the coverage is changed from small to large, and the timeliness of broadcasting is improved. The networked broadcast pager is used as an important auxiliary link of public broadcasting, plays an irreplaceable role, and enriches the practicability of public broadcasting.
In the related art, most of the network broadcast pagers on the market have single functions, generally only support the functions of audio acquisition, transmission and playing, and often need to be used together with equipment such as interphones, sound mixing console and the like. The user needs to operate more equipment, the cost is higher, and the use difficulty and the fault risk are increased.
In view of the above, there is a need to solve the problems in the related art.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the related art to a certain extent.
In order to achieve the technical purpose, the technical scheme adopted by the embodiment of the utility model comprises the following steps:
the embodiment of the utility model provides a networked broadcast pager, which comprises:
the pager comprises a pager core board, a multichannel audio input main board and a microphone interface;
the pager core board is used for being in communication connection with a networked broadcasting host, a broadcasting terminal or other networked broadcasting pagers; the pager core board is also connected with the multichannel audio input main board and the microphone interface;
the multichannel audio input main board comprises a plurality of input interfaces, and each input interface is connected to an operational amplifier adder through a gain control knob, a high-low sound knob and a gain fine tuning slider.
In addition, the networked broadcast pager according to the above embodiment of the present utility model may further have the following additional technical features:
further, in one embodiment of the present utility model, the number of input interfaces of the multi-channel audio input motherboard is 8.
Further, in one embodiment of the present utility model, the networked broadcast pager further includes a default tone circuit;
the microphone interface is connected with the pager core board;
the multichannel audio input main board is connected with the pager core board through the default voice circuit.
Further, in one embodiment of the present utility model, the networked broadcast pager further includes a display screen, and the display screen is connected to the pager core board.
Further, in one embodiment of the present utility model, the networked broadcast pager further includes an audio decoding chip, a power amplifier, and a listening horn;
the input end of the audio decoding chip is connected with the pager core board, the output end of the audio decoding chip is connected with the power amplifier, and the power amplifier is connected with the monitoring loudspeaker.
Further, in one embodiment of the present utility model, the networked broadcast pager further includes an operational amplifier and an echo cancellation chip;
the microphone interface is connected to the first input end of the echo cancellation chip through the operational amplifier, the output end of the echo cancellation chip is connected to the pager core board, and the output end of the audio decoding chip is also connected to the second input end of the echo cancellation chip.
The embodiment of the utility model provides a broadcasting system, which comprises: the networked broadcast pager, the networked broadcast host and the playing terminal;
the networked broadcast pager, the networked broadcast host and the playing terminal are in communication connection.
Further, in an embodiment of the present utility model, the networked broadcast pager, the networked broadcast host and the playing terminal are connected through ethernet communication.
Further, in one embodiment of the present utility model, the number of the networked broadcast pagers is plural.
The advantages and benefits of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
The embodiment of the application discloses a networked broadcast pager and a broadcast system, wherein the networked broadcast pager comprises a pager core board, a multichannel audio input main board and a microphone interface; the pager core board is used for being in communication connection with a networked broadcasting host, a broadcasting terminal or other networked broadcasting pagers; the pager core board is also connected with the multichannel audio input main board and the microphone interface; the multichannel audio input main board comprises a plurality of input interfaces, and each input interface is connected to an operational amplifier adder through a gain control knob, a high-low sound knob and a gain fine tuning slider. The networked broadcast pager has the functions of multi-channel audio input acquisition, can realize multi-channel tuning control, integrates the functions of broadcast paging, broadcast intercom, broadcast recording and the like, can reduce required auxiliary equipment, saves the use cost and purchasing cost of users, and simplifies the operation difficulty of the users.
Drawings
Fig. 1 is a schematic structural diagram of a networked broadcast pager provided by the present utility model;
fig. 2 is a schematic structural diagram of a broadcasting system according to the present utility model;
fig. 3 is a schematic diagram of a network broadcast pager for implementing an intercom function according to the present utility model;
fig. 4 is a schematic structural diagram of a multi-channel audio input motherboard in a networked broadcast pager according to the present utility model;
fig. 5 is a schematic diagram of connection relation of a default circuit in a networked broadcast pager according to the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "length," "upper," "lower," "front," "rear," "left," "right," "top," "inner," "outer," "axial," "radial," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
With the development and progress of society, various industries are gradually changed, so are public broadcasting industries, and from the previous analog public broadcasting to the current digital public broadcasting, the coverage is changed from small to large, and the timeliness of broadcasting is improved. The networked broadcast pager is used as an important auxiliary link of public broadcasting, plays an irreplaceable role, and enriches the practicability of public broadcasting.
In the related art, most of the network broadcast pagers on the market have single functions, generally only support the functions of audio acquisition, transmission and playing, and often need to be used together with equipment such as interphones, sound mixing console and the like. The user needs to operate more equipment, the cost is higher, and the use difficulty and the fault risk are increased.
In view of this, in an embodiment of the present application, a networked broadcast pager and a broadcast system are provided, where the networked broadcast pager includes a pager core board, a multi-channel audio input motherboard, and a microphone interface; the pager core board is used for being in communication connection with a networked broadcasting host, a broadcasting terminal or other networked broadcasting pagers; the pager core board is also connected with the multichannel audio input main board and the microphone interface; the multichannel audio input main board comprises a plurality of input interfaces, and each input interface is connected to an operational amplifier adder through a gain control knob, a high-low sound knob and a gain fine tuning slider. The networked broadcast pager has the functions of multi-channel audio input acquisition, can realize multi-channel tuning control, integrates the functions of broadcast paging, broadcast intercom, broadcast recording and the like, can reduce required auxiliary equipment, saves the use cost and purchasing cost of users, and simplifies the operation difficulty of the users.
Referring to fig. 1, in an embodiment of the present application, a networked broadcast pager is provided, including:
the pager comprises a pager core board, a multichannel audio input main board and a microphone interface;
the pager core board is used for being in communication connection with a networked broadcasting host, a broadcasting terminal or other networked broadcasting pagers; the pager core board is also connected with the multichannel audio input main board and the microphone interface;
the multichannel audio input main board comprises a plurality of input interfaces, and each input interface is connected to an operational amplifier adder through a gain control knob, a high-low sound knob and a gain fine tuning slider.
In this embodiment of the application, provide a networking broadcast pager, this networking broadcast pager has possessed multichannel audio input and gathered the function to can realize multichannel tuning control, collect functions such as broadcast paging, broadcasting talkback, broadcast recording in an organic whole, can reduce required auxiliary assembly, save user's use cost and purchase cost, simplify user's the operation degree of difficulty.
Specifically, in this embodiment of the present application, the network broadcast pager includes a pager core board, a multi-channel audio input motherboard and a microphone interface, where the pager core board is a central processor of the network broadcast pager, and may use a related processor chip, with various interfaces, an audio processing function and a communication transmission function. Also, in some embodiments, a pager may include multiple processor chips on a core board. In this embodiment of the present application, based on the pager core board, the network broadcast pager may be communicatively connected to a network broadcast host, a broadcast terminal, or other network broadcast pager.
Referring to fig. 2, a networked broadcast host 201 is a coordinating host within a broadcast system, which may cooperate with a plurality of networked broadcast pagers 101 for coordinating the audio data playback process of each networked broadcast pager 101. The playing terminal 301 may be used to play audio data transmitted by the networked broadcast pager 101, and in this embodiment of the present utility model, multiple audio signals of the networked broadcast pager may be collected and converted into network signals and sent to a public broadcasting system, so that each type of playing terminal 301 in the broadcasting system may play audio signals transmitted by the networked broadcast pager 101.
Referring to fig. 3, the networked broadcast pager 101 in the embodiment of the present application further supports an intercom function, and may be connected to a microphone device based on a microphone interface, as in fig. 3, the networked broadcast pager 101 includes a networked broadcast pager a and a networked broadcast pager B, where an audio signal uttered by the microphone device is processed by an operational amplifier in the networked broadcast pager a and then sent to an MCU to perform ADC encoding to form a digital network signal, and then is controlled and managed by the networked broadcast host 201 to be sent to the networked broadcast pager B to be decoded and played by a listening horn, and at the same time, the networked broadcast pager B transmits sound uttered by the end B to the networked broadcast pager a to be decoded by the same manner and played by the listening horn, so as to implement a bidirectional intercom function.
In the embodiment of the application, the networked broadcast pager comprises the multichannel audio input main board, so that the expansibility of the networked broadcast pager can be greatly improved, and multichannel audio input and regulation are supported. Specifically, referring to fig. 4, in the embodiment of the present application, the multi-channel audio input motherboard includes a plurality of input interfaces, in fig. 4, a total of 8 input interfaces are included, each input interface is connected to the operational amplifier adder through a GAIN control knob (GAIN knob), a high-low pitch knob, and a GAIN fine tuning slider (GAIN fine tuning slider), and a user can adjust GAIN conditions of different audio inputs through the operation knob, so as to change the size and tone quality of an audio signal. Of course, it should be noted that, the multi-channel audio input motherboard shown in fig. 4 is only for illustration, and in the embodiment of the present application, the number of specific input interfaces is not limited.
In some embodiments, the networked broadcast pager further comprises a default tone circuit;
the microphone interface is connected with the pager core board;
the multichannel audio input main board is connected with the pager core board through the default voice circuit.
In this embodiment, referring to fig. 5, in the networked broadcast pager, a default circuit may be further included, where the default circuit may be disposed between the pager core board and the multi-channel audio input motherboard, so as to reduce the volume of the audio signal of the multi-channel audio input motherboard. If the network broadcast pager carries out broadcast paging through multiple paths of audio input, when the microphone is needed to carry out paging and speaking, the input of the audio source of the network broadcast pager can be selected to be turned off or turned on, and if the network broadcast pager does not select to be turned off, the sound-defacing circuit can act to automatically reduce the volume of audio signals input by the side of the multi-channel audio input main board, and the importance of microphone speaking is highlighted. Here, it should be noted that the specific circuit structure of the default circuit may be implemented according to the prior art, and the application only adopts the modularized integral circuit unit thereof, and does not relate to improvement of the algorithm.
In some embodiments, the networked broadcast pager further includes a display screen coupled to the pager core board.
In this embodiment of the present application, the network broadcast pager may further be provided with a display screen, where the display screen may be connected to the pager core board through a display screen interface, and the display screen may be used for displaying and user interaction, and a user may implement a corresponding operation through the display screen.
In some embodiments, the networked broadcast pager further comprises an audio decoding chip, a power amplifier, and a listening horn;
the input end of the audio decoding chip is connected with the pager core board, the output end of the audio decoding chip is connected with the power amplifier, and the power amplifier is connected with the monitoring loudspeaker.
Referring to fig. 1, in the embodiment of the present application, a listening horn may be disposed in the networked broadcast pager, and the listening horn may be used for listening to an input audio signal. Specifically, in the embodiment of the application, the networked broadcast pager includes an audio decoding chip, a power amplifier and a listening horn, wherein the audio decoding chip is an electronic chip that can be used to decode digital signals into audio signals. The input end of the digital signal is connected to the pager core board and receives the digital signal sent by the pager core board. The audio decoding chip converts the received digital signal into an audio signal for subsequent processing. The output end of the audio decoding chip is connected to the power amplifier. The power amplifier is used for increasing the power of the audio signal, receiving the audio signal from the audio decoding chip and amplifying the audio signal so as to drive the monitoring loudspeaker. The monitor loudspeaker is used for playing audio signals, is connected to the output end of the power amplifier, receives the amplified audio signals and converts the amplified audio signals into audible sounds for human ears. These components cooperate with each other to make the input signal be played on the side of the networked broadcast pager, so that the related personnel can listen before playing the broadcast.
In some embodiments, the networked broadcast pager further comprises an operational amplifier and an echo cancellation chip;
the microphone interface is connected to the first input end of the echo cancellation chip through the operational amplifier, the output end of the echo cancellation chip is connected to the pager core board, and the output end of the audio decoding chip is also connected to the second input end of the echo cancellation chip.
Referring to fig. 1, in an embodiment of the present application, the network broadcast pager may further include an echo cancellation function. Specifically, the device can comprise an operational amplifier and an echo cancellation chip, wherein the operational amplifier is used for amplifying and enhancing incoming signals, and the microphone interface is connected with the echo cancellation chip through the operational amplifier. The echo cancellation chip is a processor for canceling echo, which receives a signal amplified by an operational amplifier from a microphone interface and cancels echo by processing. The output end of the echo cancellation chip is connected to the pager core board, and the processed signal is transmitted to the pager core board. The output end of the audio decoding chip is also connected to the second input end of the anti-echo chip, and can provide a reference signal for the anti-echo chip. In the embodiment of the application, the echo cancellation chip can adopt the existing components, and the application does not relate to improvement of specific algorithms therein.
In this embodiment of the present application, a broadcast system is further provided, where a configuration diagram of the broadcast system is shown in fig. 2, and the broadcast system includes a networked broadcast pager, a networked broadcast host, and a playing terminal in the foregoing embodiment, where the two devices are in communication connection, and specifically, an ethernet may be used to implement communication connection. In addition, in the broadcast system in the embodiment of the present application, the number of the networked broadcast pagers included in the broadcast system may be multiple, and the multiple networked broadcast pagers may implement an intercom function.
It can be appreciated that the networked broadcast pager provided by the embodiment of the application has the function of multi-channel audio input acquisition, can realize multi-channel tuning control, integrates functions of broadcast paging, broadcast intercom, broadcast recording and the like, can reduce required auxiliary equipment, saves the use cost and purchasing cost of a user, and simplifies the operation difficulty of the user.
In the description of the present specification, reference to the term "one embodiment," "another embodiment," or "certain embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. A networked broadcast pager, comprising:
the pager comprises a pager core board, a multichannel audio input main board and a microphone interface;
the pager core board is used for being in communication connection with a networked broadcasting host, a broadcasting terminal or other networked broadcasting pagers; the pager core board is also connected with the multichannel audio input main board and the microphone interface;
the multichannel audio input main board comprises a plurality of input interfaces, and each input interface is connected to an operational amplifier adder through a gain control knob, a high-low sound knob and a gain fine tuning slider.
2. The networked broadcast pager of claim 1, wherein: the number of input interfaces of the multichannel audio input main board is 8.
3. The networked broadcast pager of claim 1, further comprising a default circuit;
the microphone interface is connected with the pager core board;
the multichannel audio input main board is connected with the pager core board through the default voice circuit.
4. The networked broadcast pager of claim 1, further comprising a display screen coupled to the pager core board.
5. The networked broadcast pager of claim 1, further comprising an audio decoding chip, a power amplifier, and a listening horn;
the input end of the audio decoding chip is connected with the pager core board, the output end of the audio decoding chip is connected with the power amplifier, and the power amplifier is connected with the monitoring loudspeaker.
6. The networked broadcast pager of claim 5, further comprising an operational amplifier and an echo cancellation chip;
the microphone interface is connected to the first input end of the echo cancellation chip through the operational amplifier, the output end of the echo cancellation chip is connected to the pager core board, and the output end of the audio decoding chip is also connected to the second input end of the echo cancellation chip.
7. A broadcast system, comprising: a networked broadcast pager, a networked broadcast host and a broadcast terminal according to any one of claims 1 to 6;
the networked broadcast pager, the networked broadcast host and the playing terminal are in communication connection.
8. The broadcast system of claim 7, wherein: the networked broadcast pager, the networked broadcast host and the playing terminal are connected through Ethernet communication.
9. The broadcast system of claim 7, wherein: the number of the networked broadcast pagers is a plurality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322204957.5U CN220586282U (en) | 2023-08-15 | 2023-08-15 | Networked broadcast pager and broadcast system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322204957.5U CN220586282U (en) | 2023-08-15 | 2023-08-15 | Networked broadcast pager and broadcast system |
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| Publication Number | Publication Date |
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| CN220586282U true CN220586282U (en) | 2024-03-12 |
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| CN202322204957.5U Active CN220586282U (en) | 2023-08-15 | 2023-08-15 | Networked broadcast pager and broadcast system |
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- 2023-08-15 CN CN202322204957.5U patent/CN220586282U/en active Active
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