CN210986436U - Meeting place broadcasting and receiving system based on Bluetooth broadcasting and transmitting equipment thereof - Google Patents
Meeting place broadcasting and receiving system based on Bluetooth broadcasting and transmitting equipment thereof Download PDFInfo
- Publication number
- CN210986436U CN210986436U CN201921034124.6U CN201921034124U CN210986436U CN 210986436 U CN210986436 U CN 210986436U CN 201921034124 U CN201921034124 U CN 201921034124U CN 210986436 U CN210986436 U CN 210986436U
- Authority
- CN
- China
- Prior art keywords
- bluetooth
- receiving
- voice signal
- voice
- broadcast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model provides a meeting place broadcast transmitting equipment based on bluetooth broadcast, including speech input processing apparatus, bluetooth broadcast emitter. The utility model also provides a meeting place broadcast receiving arrangement based on bluetooth broadcast, including bluetooth broadcast signal reception processing apparatus, pronunciation selecting arrangement and audio output device. The utility model also provides a meeting place broadcast and receiving system based on bluetooth broadcast, including meeting place broadcast transmitting equipment and meeting place broadcast receiving equipment. The utility model has the advantages of as follows: the problem of receiving interference of the traditional broadcasting technology is solved by using the Bluetooth broadcasting technology; the bottom layer communication uses a universal Bluetooth technology, so that the function expansion is conveniently carried out on common Bluetooth equipment to realize stronger value-added functions; adopt general bluetooth, can be quick be connected with the smart machine to obtain bigger function expansion space, if can conveniently integrate functions such as the real-time translation of high in the clouds, can conveniently carry out aerial upgrading.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a bluetooth broadcasting technology field especially relates to a meeting place broadcast transmitting equipment, receiving equipment and system based on bluetooth broadcasting.
[ background of the invention ]
The conventional realization principle of meeting place broadcasting and receiving system and device realized by FM technology is shown in fig. 1, and it can be seen that in fig. 1, in the conventional solution, the transmitting end transmits through FM, different languages transmit through different frequency points, and then receives through an FM receiving device, there is a switch on the receiving device, and different languages are received by switching to receive different frequency bands to realize that two languages are transmitted to listeners of different languages to listen.
The conventional solutions mainly have some problems as follows:
1. because analog signals (frequency bands such as FM, UHF, VHF and the like) are used and are easy to be interfered, FM radio stations, wireless microphones and the like can use the frequency bands, when the distance is long, noise can be received or interference of other radio stations or next meeting places can be received, so that some processing can be generally carried out on equipment setting and management to avoid the interference (for example, fine adjustment needs to be carried out on transmitting and receiving equipment before the meeting, and the frequency of the two meeting places is avoided to be the same), and thus the maintenance cost of the equipment is increased;
2. these devices are generally proprietary devices, so relative production and deployment costs can be high;
3. because the device is a proprietary device, the device is not easy to be organically integrated with devices such as a mobile phone, powerful resources of a computer or a mobile phone end cannot be well utilized, and the function expandability and the added value of the product are very low.
[ Utility model ] content
An object of the utility model is to provide a meeting place broadcast transmitting equipment, receiving equipment and system based on bluetooth broadcast, it can solve the technical problem who mentions in the background art.
The technical scheme of the utility model as follows: a meeting place broadcasting and receiving system based on Bluetooth broadcasting comprises meeting place broadcasting transmitting equipment with a Bluetooth broadcasting transmitting function and meeting place broadcasting receiving equipment with a Bluetooth broadcasting receiving function, wherein the meeting place broadcasting transmitting equipment and the meeting place broadcasting receiving equipment realize connectionless communication through the Bluetooth broadcasting, the meeting place broadcasting transmitting equipment comprises a voice input processing device for receiving voice signals, a Bluetooth broadcasting transmitting device and an offline translation device, the Bluetooth broadcasting transmitting device is connected with the voice input processing device and is used for carrying out the Bluetooth broadcasting on the input voice signals, the offline translation device is connected with the voice input processing device and is used for translating the input voice signals, and the translated voice signals and/or translation results are broadcasted through the Bluetooth broadcasting transmitting device.
As an improvement of the utility model, the speech input processing device pass through bluetooth or line input linein with bluetooth broadcast emitter communication connection.
As an improvement of the utility model, the speech input processing device includes the speech signal receiving module, the speech signal receiving module includes:
the voice signal wireless receiving module is used for receiving at least one path of voice signals; and/or the presence of a gas in the gas,
and the at least one voice signal receiving port is used for receiving at least one path of voice signals.
As an improvement of the utility model, the speech signal input processing device still includes speech signal processing module, speech signal processing module with speech signal receiving module connects, include:
the voice signal synthesis module is used for synthesizing at least two paths of input voice signals into one path of voice signal; and/or the presence of a gas in the gas,
and the voice signal preprocessing module is used for preprocessing the input voice signal.
As an improvement of the utility model, meeting place broadcast receiving equipment is including the bluetooth broadcast signal reception processing apparatus, pronunciation selection device and the audio output device that connect gradually.
As an improvement of the present invention, the system includes at least one of the meeting place broadcast receiving devices;
the meeting place broadcast receiving equipment is any one or more of an earphone, an intelligent terminal or a Bluetooth sound box with a Bluetooth broadcast receiving function;
the bluetooth broadcast signal reception processing apparatus includes: a Bluetooth broadcast signal receiving module and a Bluetooth broadcast signal processing module,
the Bluetooth broadcast signal receiving module is used for receiving Bluetooth broadcast signals sent by meeting place broadcast transmitting equipment;
the Bluetooth broadcast signal processing module is used for processing the received Bluetooth broadcast signals;
the bluetooth broadcast signal processing module includes: and the voice signal separation module is used for restoring the received one-path voice signal into a plurality of paths of voice signals.
As an improvement of the utility model, the system also comprises a smart phone which is in communication connection with the meeting place broadcast receiving equipment;
the meeting place broadcast receiving equipment also comprises a mode selection module used for selecting between receiving Bluetooth broadcast signals and the Bluetooth signals of the smart phone.
The utility model also provides a meeting place broadcast transmitting equipment based on bluetooth broadcast, meeting place broadcast transmitting equipment includes: the system comprises a voice input processing device, a Bluetooth broadcast transmitting device and an off-line translation device, wherein the voice input processing device is connected with the Bluetooth broadcast transmitting device, the off-line translation device is connected with the voice input processing device, and the voice input processing device is used for receiving voice signals;
the Bluetooth broadcast transmitting device is used for carrying out Bluetooth broadcast on the input voice signal;
the off-line translation device is used for translating the input voice signal and generating a translation result.
As an improvement of the present invention, the voice input processing device includes: the voice signal receiving module comprises a voice signal wireless receiving module and/or at least one voice signal receiving port and is used for receiving at least one path of voice signals;
the speech input processing apparatus further includes: a voice signal processing module, wherein,
the voice signal processing module is connected with the voice signal receiving module, and the voice signal processing module comprises:
the voice signal synthesis module is used for synthesizing at least two paths of input voice signals into one path of voice signal; and/or the presence of a gas in the gas,
the voice signal preprocessing module is used for preprocessing an input voice signal;
the meeting place broadcast transmitting equipment also comprises a network transmission device,
the off-line translation device is connected with the voice signal receiving module and/or the voice signal processing module;
the Bluetooth broadcast transmitting device is connected with the voice signal receiving module, the voice signal processing module and the off-line translation device, and is also used for carrying out Bluetooth broadcast on the input signals.
The utility model also provides a meeting place broadcast receiving equipment based on bluetooth broadcast, meeting place broadcast receiving equipment includes: the device comprises a Bluetooth broadcast signal receiving and processing device, a voice selection device and an audio output device which are connected in sequence and used for receiving Bluetooth broadcast signals.
Compared with the prior art, the utility model provides a pair of meeting place broadcast transmitting equipment, receiving arrangement and system based on bluetooth broadcast has following advantage:
1. the problem of receiving interference of the traditional broadcasting technology is solved by using the Bluetooth broadcasting technology;
2. the bottom layer communication uses a universal Bluetooth technology, so that the function expansion is conveniently carried out on common Bluetooth equipment to realize stronger value-added functions;
3. adopt general bluetooth, can be quick be connected with the smart machine to obtain bigger function expansion space, if can conveniently integrate functions such as the real-time translation of high in the clouds, can conveniently carry out aerial upgrading.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
FIG. 1 is a schematic diagram of a conventional venue-cast and reception system implemented using FM technology;
FIG. 2 is a structural frame diagram of a meeting place broadcasting transmitter according to a first embodiment of the present invention;
FIG. 3 is a block diagram of the speech input processing device of FIG. 2;
fig. 4 is a structural frame diagram of a meeting place broadcast transmitting device according to a second embodiment of the present invention;
FIG. 5 is a structural frame diagram of the meeting place broadcast receiving device of the present invention;
fig. 6 is a structural frame diagram of the bluetooth broadcast signal receiving and processing apparatus in fig. 5;
fig. 7 is a structural frame diagram of a meeting place broadcasting and receiving system based on bluetooth broadcasting according to a first embodiment of the present invention;
fig. 8 is a structural frame diagram of a meeting place broadcasting and receiving system based on bluetooth broadcasting according to a second embodiment of the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Without conflict, embodiments, implementations, and technical features of the present invention may be combined with each other, and it should be understood that portions, such as power supplies, memories, etc., not shown in the present invention but well known to those skilled in the art, are part of the present application.
Referring to fig. 2 and 3, the present invention provides a meeting place broadcast transmitting device 1 based on bluetooth broadcast, including: the bluetooth broadcast receiving device comprises a voice input processing device 11 for receiving voice signals and a bluetooth broadcast transmitting device 12 connected with the voice input processing device 11 and used for performing bluetooth broadcast on the input voice signals (namely, the voice signals input to the bluetooth broadcast transmitting device 12, such as the received voice signals, or the processed voice signals), and specifically, the voice input processing device 11 and the bluetooth broadcast transmitting device 12 are connected through bluetooth or line input communication. The voice input processing device 11 includes: the voice signal receiving module 111, the voice signal receiving module 111 includes a wireless voice signal receiving module 1111 and/or at least one voice signal receiving port 1112, and is configured to receive at least one voice signal. The voice signal receiving module 111 may be a wireless FM receiver, a bluetooth receiver, or a wired data interface, such as a USB interface, a line input, or the like.
The Bluetooth-based broadcast in the present application includes, but is not limited to, Bluetooth low energy (L owEnergy) based broadcast, connectionless Slave broadcast technology (csb) based broadcast.
The voice input processing device 11 further includes: a voice signal processing module 112, wherein the voice signal processing module 112 is connected to the voice signal receiving module 111, the voice signal processing module 112 includes a voice signal synthesizing module 1121 and/or a voice signal preprocessing module 1122, and the voice signal synthesizing module 1121 is configured to synthesize at least two input voice signals (i.e., a voice signal input to the voice signal synthesizing module 1121, such as a collected speaker voice signal and a simultaneous interpretation voice signal) into one voice signal; and/or, the voice signal preprocessing module 1122 is configured to preprocess an input voice signal (i.e., a voice signal input to the voice signal preprocessing module 1122, such as a collected speaker voice signal and a simultaneous interpretation voice signal), specifically, the voice signal processing module 112 may be a processor integrating related functions, or may be a combination of multiple chips; the voice signal synthesis module 1121 may be a voice signal synthesis chip; the voice signal preprocessing module 1122 includes, but is not limited to, a voice noise reduction chip, an echo cancellation chip, etc. for improving the quality of the voice signal.
The meeting place broadcast transmitting equipment 1 can be used for transmitting collected voice signals to receiving equipment through Bluetooth broadcast, the application of Bluetooth in the field of meeting place broadcast is expanded, and the characteristics of strong anti-interference capability and strong universality are fully utilized. And can be applied to the scene of simultaneous interpretation, for example, the received multi-channel speech signal can include simultaneous interpretation speech signals of different languages, and the interpreted speech signal and the interpreted original speech signal can be broadcast together and then selectively received by different devices, thus realizing the meeting place broadcasting and simultaneous interpretation functions.
Of course, remote translation or offline translation can be adopted instead of live simultaneous transmission, which is specifically as follows:
the meeting place broadcast transmitting device 1 further comprises a network transmission device 13, the network transmission device 13 is connected to the voice input processing device 11 and/or the bluetooth broadcast transmitting device 12, and further, the network transmission device 13 is connected to the voice signal receiving module 111 and/or the voice signal processing module 112, and is configured to send an input voice signal (i.e. a voice signal input to the network transmission device 13, such as a voice signal of a collected speaker or a processed speaker voice signal) to a remote terminal for translation, and receive a translation result. The network transmission device 13 may be a 5G chip, and the voice signal for network transmission may be a voice signal directly from the voice signal receiving module 111, or a voice signal processed by the voice signal processing module 112. After receiving the translation result, it can be determined whether to transmit directly through the bluetooth broadcast transmitting apparatus 12 or to transmit after being processed by the voice signal processing module 112 according to the form of the translation result. The remote translation can be manual or artificial intelligent cloud translation and the like. Different requirements determine different connection modes, for example:
optionally, the voice signal receiving module 111 receives a voice signal, sends the voice signal to the network transmission device 13, transmits the voice signal to a remote end through a network by the network transmission device 13, receives a translation result fed back, and broadcasts the translation result by the bluetooth broadcast transmitting device 12.
Optionally, the voice signal receiving module 111 receives a voice signal, sends the voice signal to the voice signal processing module 112, the network transmission device 13 network-transmits the processed voice signal to a remote end for translation and receives a translation result fed back, and the bluetooth broadcast transmitting device 12 broadcasts the translation result.
Optionally, the voice signal receiving module 111 receives a voice signal, sends the voice signal to the voice signal processing module 112 (for example, performs processing such as noise reduction), the network transmission device 13 network-transmits the processed voice signal to a remote terminal for translation and receives a translation result (for example, multiple voice translation signals) which is fed back, the voice signal processing module 112 processes the translation result, for example, the multiple voice translation results are synthesized into one voice signal, or one or multiple voice translation results and the translated voice signal are synthesized into one voice signal, and the bluetooth broadcast transmitting device 12 broadcasts the synthesized one voice signal.
The bluetooth broadcast transmitting apparatus 12 is connected to the voice signal receiving module 111, the voice signal processing module 112 and/or the network transmission apparatus 13, and the bluetooth broadcast transmitting apparatus 12 is further configured to perform bluetooth broadcast on an input signal. The input signal is a signal input to the bluetooth broadcast transmitting apparatus 12, and includes, but is not limited to, a signal transmitted through the voice signal receiving module 111, a signal preprocessed and/or synthesized by the voice signal processing module 112, and a translation result.
It should be noted that although the network transmission device 13 is shown in fig. 2, the network transmission device 13 is not required when the meeting place broadcast transmitting apparatus 1 is used only for a broadcast function or a simultaneous interpretation broadcast is implemented by using live interpretation.
As shown in fig. 4, the meeting place broadcast transmitting device 1 further includes an offline translation device 14, where the offline translation device 14 is connected to the voice input processing device 11, and is configured to translate the input voice signal, and the translated voice signal and/or the translation result is broadcast through the bluetooth broadcast transmitting device 12.
The input speech signal may be received by the speech signal receiving module 111 of the speech input processing device 11 and then transmitted to the offline translation device 14, or may be transmitted by the speech receiving module 111 to the speech signal processing module 112 for processing (such as preprocessing for noise reduction), and then transmitted to the offline translation device 14 for offline translation. By adopting the off-line translation device 14, networking is not required, the translation effect is related to the performance of the off-line translation device, and the real-time performance is good. The off-line translation device 14 may directly send the translation result to the bluetooth broadcast transmitting device 12 for broadcasting, or send the translation result to the voice signal processing module 112 for preprocessing such as synthesis or noise reduction, and then send the translation result to the bluetooth broadcast transmitting device 12 for broadcasting. Meeting place broadcast emission equipment 1 accessible speech signal receiving module 111 receives the speech signal of collection, speech signal includes first speech signal and second speech signal the utility model discloses an among the specific embodiment, first speech signal is chinese speech signal, the second speech signal is english speech signal. Of course, the first voice signal and the second voice signal may also be in other two different languages, or the first voice signal may be a speaker voice signal, and the second voice signal may be a voice signal of a simultaneous translator, further, the venue broadcast transmitting apparatus 1 may also receive more multiple paths of voice signals, for example, the languages may be expanded to more than 3 languages, but the conference is limited to a wireless bandwidth, and in order to ensure better performance and experience, it is not recommended to transmit too many languages, and 2 languages are preferred.
In the specific embodiment of the present invention, the meeting place broadcast transmitting device 1 is a handheld or vertical microphone device, and certainly, the present invention does not exclude other special devices or make it compatible with other terminal devices, such as mobile phones, PADs, etc.
Certainly, the speech signal may also be only one language, after being received by the meeting place broadcast transmitting device 1, the speech signal is sent to a remote end for translation through the network transmission device 13, specifically, artificial intelligence cloud translation or remote human translation may be performed, optionally, after receiving the speech signal of the speaker, the meeting place broadcast transmitting device 1 performs offline machine translation on the speech signal, that is, the offline translation device 14 performs translation on the speech signal, the speech signal is translated into speech of more than one other language, the translation result may be broadcast through the bluetooth broadcast transmitting device 12, or the speech signal synthesis module 1121 integrates multiple paths of speech signals into one path of speech signal to be sent, the multiple paths of speech signals may include the speech signal of the speaker or may not include the speech signal, and of course, after receiving the speech signal by the speech input processing device 11, the voice signal preprocessing module 1122 may also be used to preprocess the received voice signal, so as to improve the quality of the voice signal.
Referring to fig. 5 and 6, the present invention further provides a meeting place broadcast receiving device 2 based on bluetooth broadcast, including: a bluetooth broadcast signal receiving and processing device 21 for receiving bluetooth broadcast signals, a voice selecting device 22 and an audio output device 23 which are connected in sequence. Optionally, the bluetooth broadcast signal is transmitted by a meeting place broadcast transmitting device, where the meeting place broadcast transmitting device includes: the device comprises a voice input processing device and a Bluetooth broadcast transmitting device, wherein the voice input processing device is connected with the Bluetooth broadcast transmitting device and is used for receiving voice signals; the Bluetooth broadcast transmitting device is used for carrying out Bluetooth broadcast on the input voice signal. The meeting place broadcast receiving device 2 receives the voice signal sent by the meeting place broadcast transmitting device 1 through bluetooth broadcast, and of course, in various embodiments of the present invention, the meeting place broadcast receiving device 2 may be a private receiving device (for example, an earphone with a bluetooth broadcast receiving function) or a public receiving device (for example, a sound box with a bluetooth broadcast receiving function).
The bluetooth broadcast signal receiving and processing device 21 includes a bluetooth broadcast signal receiving module 211 and a bluetooth broadcast signal processing module 212, the bluetooth broadcast signal receiving module 211 is configured to receive a bluetooth broadcast signal sent by the meeting place broadcast transmitting device 1, the bluetooth broadcast signal processing module 212 is configured to process the received bluetooth broadcast signal, and further, the bluetooth broadcast signal processing module 212 includes a voice signal separating module 2121 configured to restore the received one-path voice signal to multiple-path voice signals. The bluetooth broadcast signal receiving module 211 may be a bluetooth broadcast receiving chip; the bluetooth broadcast signal processing module 212 may be a processor, or a combination of one or more functional chips; the audio output device 23 may be a player such as a speaker.
The utility model discloses an among this embodiment, can also set up the translation part at the receiving terminal, utilize translation equipment or the network function of cell-phone promptly, for example, meeting place broadcast emission equipment 1 receives the speech signal of lecturer, through bluetooth broadcast emission device 12 broadcasts, meeting place broadcast reception equipment 2 receives the speech signal transmission of lecturer and gives the translation end, carries out the translation, and this translation end can be the high in the clouds also can be off-line intelligent translation, then plays the translation result. In this specific embodiment, the meeting place broadcast receiving device 2 may be an earphone having a bluetooth broadcast receiving function, and transmits the received result to a mobile phone connected to the meeting place via bluetooth (because the existing mobile phone may not support receiving of bluetooth broadcast), and then the translation is performed by the mobile phone end, which may be offline or cloud-end, and the translation result is transmitted to the bluetooth earphone for playing. When the earphone receives the Bluetooth broadcast, the earphone can be connected with the mobile phone in a Bluetooth or wired mode, so that a user can conveniently switch to a general Bluetooth earphone function when using the Bluetooth broadcast to receive the earphone, for example, the earphone can be switched to a call function when a call comes.
The voice selection device 22 in the meeting place broadcast receiving device 2 can be set as a mode switch or a button voice selection device, and is used for selecting one voice signal from the received bluetooth broadcast signals to play, so that a user can select to play different voice signals according to the language to be listened to or preset a playing channel, and the selection of playing different voice signals such as different languages and the like is realized.
Further, meeting place broadcast receiving equipment 2 is in the utility model discloses in, can be for any one or more in earphone, intelligent terminal or the bluetooth audio amplifier that has bluetooth broadcast receiving function to be not limited to a meeting place broadcast receiving equipment. For example, a bluetooth speaker having a bluetooth broadcast receiving function is provided to receive a speech signal of a speaker, and a terminal device of an audience, such as a mobile phone, an earphone, or the like having a bluetooth broadcast receiving function, can select to receive various translated speech signals of the speech signal of the speaker. Therefore, the field broadcasting and the translation are integrated into a set of system, and the applicability is wider. Of course, other special devices may be selected, and any device capable of implementing the function may be applied as long as the device has the function related to the meeting place broadcast receiving device 2 of the present embodiment. Meeting place broadcast receiving equipment 2 passes through after bluetooth broadcast signal reception module 211 receives bluetooth broadcast signal can pass through first bluetooth broadcast signal processing module 212 carries out signal processing, and the agreement explains, obtains relevant audio signal, then passes through bluetooth broadcast signal processing module 212 voice signal separation module 2121 restores into multichannel voice signal with voice signal of the same way, and the multichannel includes 2 ways and more to can carry out the voice separation of different languages, and pass through voice selector 22 selects the pronunciation of the language of needs wherein according to user's setting and passes through audio output device 23 carries out speech output.
The utility model discloses a in the different embodiments, meeting place broadcast receiving equipment 2 includes private receiving equipment and public receiving equipment two kinds, after bluetooth broadcast signal reception processing apparatus 21 received bluetooth broadcast signal, carry out speech signal's separation, again by speech selector 22 piece selection corresponds speech signal and passes through audio output device 23 plays. The receiving device end comprises audience end private devices (such as a Bluetooth broadcast receiving earphone, a Bluetooth broadcast receiving mobile phone and a common Bluetooth earphone) and public receiving devices (a Bluetooth broadcast receiving sound box), the Bluetooth broadcast sound box can be used for receiving voice signals of a speaker or certain specific voice signals (for example, the audience is an English speaker, and the speaker is Chinese, English translation voice is played in a unified mode) and played to audience in a conference hall, the Bluetooth broadcast sound box can be set by fixedly receiving a certain path of signal, and the received and played voice signals can be set according to language. After receiving the Bluetooth broadcast signal, the Bluetooth headset or the mobile phone can select a required voice signal according to the active selection of a user.
Referring to fig. 7 and 8 together, an embodiment of the present invention provides a meeting place broadcasting and receiving system 100 based on bluetooth broadcasting, including the above meeting place broadcasting transmitter 1 with bluetooth broadcasting transmitting function and the above meeting place broadcasting receiver 2 with bluetooth broadcasting receiving function, the meeting place broadcasting transmitter 1 and the meeting place broadcasting receiver 2 realize connectionless communication through bluetooth broadcasting.
In another embodiment of the present invention, the meeting place broadcasting and receiving system 100 based on bluetooth broadcasting further includes a smart phone 3 connected to the meeting place broadcasting receiving device 2 in communication, the voice signal received by the meeting place broadcasting receiving device 2 can be converted into a text signal and displayed on the smart phone 3, and of course, operations such as language selection can be performed on the smart phone 3.
The utility model provides a meeting place broadcasting and receiving system 100 based on bluetooth broadcasting expand the receiving terminal to bluetooth broadcasting stereo set, arrange public audio amplifier and private receiving equipment in under same emission source, formed unified meeting room broadcasting system.
Of course, for better practicability, the meeting place broadcast receiving device 2 is not limited to receive only bluetooth broadcast signals, and can also be integrated into a common standard bluetooth receiving and playing device to receive signals of the smart phone 3, as shown in fig. 8 below.
It can be seen that the meeting place broadcast receiving device 2 can receive the bluetooth broadcast while being connected to the smart phone 3, and the meeting place broadcast receiving device 2 further includes a mode selection module 24 for selecting between receiving the bluetooth broadcast signal and the bluetooth signal of the smart phone, for example, when an A2DP song push from the smart phone 3 needs to be received, switching can be performed through a key or the like. Meanwhile, the general standard bluetooth headset supports HFP (i.e. phone hands-free function), so if a call comes in while listening to bluetooth broadcast, the current bluetooth broadcast listening can be immediately stopped, the call is switched to phone hands-free to talk with the other party, and the state of receiving bluetooth broadcast is returned after the call is finished. Of course, in order for the meeting place broadcast receiving apparatus 2 to process A2DP and HFP, the meeting place broadcast receiving apparatus 2 further includes an A2DP decoding processing module 25 for processing A2DP and an HFP decoding processing module 26 for processing HFP.
Compared with the prior art, the utility model provides a pair of meeting place broadcasting and receiving system based on bluetooth broadcast has following advantage:
1. because the Bluetooth communication is used and the digital signals are transmitted in the air, the sound energy can be effectively ensured; because of the guarantee of the protocol, the problems of mutual interference and next door interference do not exist;
2. because the Bluetooth standard protocol is used, the universality is strong, transmitting and receiving equipment can be generalized, and the voice input processing module can be directly replaced by a mature flat panel or a mobile phone, so that the powerful APP/APK software expansion function can be applied, for example, a simultaneous interpretation engine of a cloud can be applied to replace manual simultaneous interpretation, and the like, and the intelligent expansion capability is provided for products;
3. because the 'bluetooth broadcast transmitter' can be through bluetooth and "speech input processing module (can be cell-phone or flat board etc.)", can be convenient through networking and upgrade the relevant apparatus, thus has greatly reduced the volume production risk of the product;
4. the existing Bluetooth headset has a complete industrial chain, so that the cost can be effectively controlled;
5. the function can be expanded on the basis of the original Bluetooth headset, so that the cost of equipment can be greatly reduced, and a lot of additional value can be added;
6. because the Bluetooth is guaranteed by a stable and reliable searching and pairing technology, the labor cost for debugging before meeting is saved, and the user can use the Bluetooth device immediately;
7. along with the rapid development of AI (artificial intelligence) and the gradual perfection of machine translation engine, the application of simultaneous interpretation is also increasing at the explosive type, in addition, along with the globalization of economy, the quantity of various exhibitions and the crowd that relates are also increasing continuously, so also there is very strong demand to simultaneous interpretation, and the utility model discloses utilized bluetooth broadcasting technique, carried out fine solution to the pain point of traditional scheme, be a fine access point, had fine market perspective, and this scheme probably not only is applied to the meeting place, and voice signal can also be replaced into audio signal etc. also can speak to similar 1 people, many people listen to, and optional different languages are listened to, for example airport, scenes such as broadcasting are answered to the station etc..
While the embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and embodiments, but is capable of being applied in all kinds of fields adapted to the invention, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the details shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (9)
1. A meeting place broadcasting and receiving system based on Bluetooth broadcasting is characterized in that the system comprises a meeting place broadcasting transmitting device with a Bluetooth broadcasting transmitting function and a meeting place broadcasting receiving device with a Bluetooth broadcasting receiving function, the meeting place broadcast transmitting equipment and the meeting place broadcast receiving equipment realize connectionless communication through Bluetooth broadcast, the meeting place broadcast transmitting equipment comprises a voice input processing device for receiving voice signals, a Bluetooth broadcast transmitting device which is connected with the voice input processing device and is used for carrying out Bluetooth broadcast on the input voice signals and an off-line translation device, the off-line translation device is connected with the voice input processing device and is used for translating the input voice signals, and the translated voice signals and/or translation results are broadcasted through the Bluetooth broadcast transmitting device.
2. The system of claim 1, wherein the voice input processing device is communicatively connected to the bluetooth broadcast transmitting device via bluetooth or a line input line.
3. The system of claim 1, wherein the voice input processing means comprises a voice signal receiving module, and the voice signal receiving module comprises:
the voice signal wireless receiving module is used for receiving at least one path of voice signals; and/or the presence of a gas in the gas,
and the at least one voice signal receiving port is used for receiving at least one path of voice signals.
4. The system of claim 3, wherein the voice signal input processing device further comprises a voice signal processing module, and the voice signal processing module is connected to the voice signal receiving module, and comprises:
the voice signal synthesis module is used for synthesizing at least two paths of input voice signals into one path of voice signal; and/or the presence of a gas in the gas,
and the voice signal preprocessing module is used for preprocessing the input voice signal.
5. The system of claim 1, wherein the meeting place broadcast receiving apparatus comprises a bluetooth broadcast signal receiving and processing means, a voice selecting means and an audio output means connected in sequence.
6. The bluetooth broadcast-based meeting place broadcasting and receiving system according to claim 5, wherein said system comprises at least one of said meeting place broadcasting receiving devices;
the meeting place broadcast receiving equipment is any one or more of an earphone, an intelligent terminal or a Bluetooth sound box with a Bluetooth broadcast receiving function;
the bluetooth broadcast signal reception processing apparatus includes: a Bluetooth broadcast signal receiving module and a Bluetooth broadcast signal processing module,
the Bluetooth broadcast signal receiving module is used for receiving Bluetooth broadcast signals sent by meeting place broadcast transmitting equipment;
the Bluetooth broadcast signal processing module is used for processing the received Bluetooth broadcast signals;
the bluetooth broadcast signal processing module includes: and the voice signal separation module is used for restoring the received one-path voice signal into a plurality of paths of voice signals.
7. The meeting place broadcasting and receiving system based on Bluetooth broadcasting of claim 1, further comprising a smart phone in communication connection with the meeting place broadcasting receiving device;
the meeting place broadcast receiving equipment also comprises a mode selection module used for selecting between receiving Bluetooth broadcast signals and the Bluetooth signals of the smart phone.
8. A meeting place broadcast transmitting device based on bluetooth broadcast, the meeting place broadcast transmitting device comprising: the device comprises a voice input processing device, a Bluetooth broadcast transmitting device and an off-line translation device, wherein the voice input processing device is connected with the Bluetooth broadcast transmitting device, the off-line translation device is connected with the voice input processing device,
the voice input processing device is used for receiving a voice signal;
the Bluetooth broadcast transmitting device is used for carrying out Bluetooth broadcast on the input voice signal;
the off-line translation device is used for translating the input voice signal and generating a translation result.
9. The broadcasting transmitting apparatus for conference based on bluetooth broadcasting as claimed in claim 8, wherein said voice input processing means comprises: the voice signal receiving module comprises a voice signal wireless receiving module and/or at least one voice signal receiving port and is used for receiving at least one path of voice signals;
the speech input processing apparatus further includes: a voice signal processing module, wherein,
the voice signal processing module is connected with the voice signal receiving module, and the voice signal processing module comprises:
the voice signal synthesis module is used for synthesizing at least two paths of input voice signals into one path of voice signal; and/or the presence of a gas in the gas,
the voice signal preprocessing module is used for preprocessing an input voice signal;
the meeting place broadcast transmitting equipment also comprises a network transmission device,
the off-line translation device is connected with the voice signal receiving module and/or the voice signal processing module;
the Bluetooth broadcast transmitting device is connected with the voice signal receiving module, the voice signal processing module and the off-line translation device, and is also used for carrying out Bluetooth broadcast on the input signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921034124.6U CN210986436U (en) | 2019-07-04 | 2019-07-04 | Meeting place broadcasting and receiving system based on Bluetooth broadcasting and transmitting equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921034124.6U CN210986436U (en) | 2019-07-04 | 2019-07-04 | Meeting place broadcasting and receiving system based on Bluetooth broadcasting and transmitting equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210986436U true CN210986436U (en) | 2020-07-10 |
Family
ID=71423060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921034124.6U Active CN210986436U (en) | 2019-07-04 | 2019-07-04 | Meeting place broadcasting and receiving system based on Bluetooth broadcasting and transmitting equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210986436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259111A (en) * | 2020-09-18 | 2021-01-22 | 惠州高盛达智显科技有限公司 | Raspberry pie-based emergency broadcasting method and system |
| CN113993114A (en) * | 2021-11-15 | 2022-01-28 | 歌尔科技有限公司 | Bluetooth broadcasting method, device and computer readable storage medium |
-
2019
- 2019-07-04 CN CN201921034124.6U patent/CN210986436U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112259111A (en) * | 2020-09-18 | 2021-01-22 | 惠州高盛达智显科技有限公司 | Raspberry pie-based emergency broadcasting method and system |
| CN113993114A (en) * | 2021-11-15 | 2022-01-28 | 歌尔科技有限公司 | Bluetooth broadcasting method, device and computer readable storage medium |
| CN113993114B (en) * | 2021-11-15 | 2024-04-09 | 歌尔科技有限公司 | Bluetooth broadcasting method, device and computer readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108886647B (en) | Earphone noise reduction method and device, master earphone, slave earphone and earphone noise reduction system | |
| US20130039514A1 (en) | Method and apparatus for supplementing low frequency sound in a distributed loudspeaker arrangement | |
| CN103686516A (en) | Bluetooth headset capable of sharing audios and control method thereof | |
| CN210986436U (en) | Meeting place broadcasting and receiving system based on Bluetooth broadcasting and transmitting equipment thereof | |
| CN110708615A (en) | Intercommunication system and intercommunication method realized based on TWS earphone | |
| US8422409B2 (en) | System and method of duplex wireless audio link over broadcast channels | |
| US20240147128A1 (en) | Mode control method, device for bluetooth headset, and computer readable storage medium | |
| CN102484762A (en) | Auditory display device and method | |
| CN203039685U (en) | Wireless transmission system | |
| CN110662207B (en) | High-quality music and voice transmission operation method based on Bluetooth | |
| CN217770320U (en) | TWS earphone charging bin with audio switching function | |
| US8526589B2 (en) | Multi-channel telephony | |
| CN212752587U (en) | Earphone sound expands broadcast scene system outward | |
| CN106954111B (en) | Bluetooth headset, Bluetooth headset system, audio content sending method and audio content receiving method | |
| CN111448567A (en) | Real-time speech processing | |
| CN114667744B (en) | Real-time communication method, device and system | |
| CN111182432B (en) | Multi-scene self-adaptive intelligent sound amplifying system | |
| CN101296000A (en) | Wireless earphone | |
| CN101022279A (en) | Frequency modulation/amplitude modulation transmitting mobile terminal, method and system for receiving frequency modulation transmission | |
| CN220798350U (en) | Wireless monitoring system with call function | |
| CN204652644U (en) | Earphone-microphone, audio processing equipment and audio frequency processing system | |
| CN215187265U (en) | Novel wireless mobile conference and stand microphone combination | |
| KR20190036765A (en) | Fm broadcasting speaker system and receiving frequency setting method for speakers thereof | |
| CN216930326U (en) | Portable wireless audio distribution device, equipment and wireless audio distribution system | |
| WO2001078486A3 (en) | A method of audio signal processing for a loudspeaker located close to an ear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |