CN116846483B - Public area wiring-free broadcasting method and system - Google Patents
Public area wiring-free broadcasting method and system Download PDFInfo
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- CN116846483B CN116846483B CN202311127182.4A CN202311127182A CN116846483B CN 116846483 B CN116846483 B CN 116846483B CN 202311127182 A CN202311127182 A CN 202311127182A CN 116846483 B CN116846483 B CN 116846483B
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000013524 data verification Methods 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012795 verification Methods 0.000 abstract description 2
- 238000004590 computer program Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/61—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast
- H04H20/62—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast for transportation systems, e.g. in vehicles
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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
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Abstract
The invention relates to the technical field of wireless communication, and discloses a public area wiring-free broadcasting method and a public area wiring-free broadcasting system, wherein the method comprises the following steps: the broadcast transmitting side acquires data information to be transmitted, generates an acoustic wave file and transmits the acoustic wave file to the broadcast receiving side in an ultrasonic communication mode; receiving an acoustic wave file by a broadcast receiving side, analyzing the acoustic wave file, and acquiring instruction information, configuration information and voice information in the acoustic wave file; according to the configuration information, the target power amplifier equipment to be played is determined, and the voice information and the instruction information are sent to the target power amplifier equipment, so that the target power amplifier equipment can broadcast and broadcast the voice information according to the instruction information. The invention reduces or eliminates the wiring work of the loudspeaker, reduces the labor and material cost in the construction period, and reduces the debugging and verification time. Meanwhile, because connection and partition are avoided, the provided broadcast content transmission method provides a scheme for each loudspeaker to play different contents simultaneously.
Description
Technical Field
The invention relates to the technical field of wireless communication, in particular to a public area wiring-free broadcasting method and system.
Background
The broadcasting system is one of important systems for ensuring safe operation as a necessary means for urban rail transit driving organization. The main function is to broadcast passengers, inform information such as arrival, departure, line transfer, first and last shift schedules, train delay, station conditions, advertisement propaganda and the like of the train, or broadcast music to improve waiting environment, notify broadcasting and the like under emergency conditions.
In the installation and construction process of the broadcasting speakers in the subway station, a large number of connecting lines are required to be arranged, and because more connecting lines can cause larger on-site debugging workload, the problem that single speakers play is solved, besides the problem that the speakers need to be checked, the line checking work is also possibly involved, and the debugging and maintenance cost is higher. In the operation period, the broadcasting speakers in the subway station are limited by the number of power amplifier partitions, a plurality of speakers are required to be connected into the same partition in series, and the speakers in the same partition cannot play different contents at the same time, namely, the requirement of customized playing cannot be met, and intelligent customized broadcasting cannot be met. The people in the morning and evening are untangled and guided by manual guidance, and unmanned and less-humanized intelligent guidance cannot be further realized.
Disclosure of Invention
The invention provides a public area wiring-free broadcasting method and a public area wiring-free broadcasting system, which are used for solving the related technical problems in the prior art.
According to a first aspect of the present invention, there is provided a public area wiring-free broadcasting method for installing on a broadcast transmitting side and a broadcast receiving side of a public area.
The public area wiring-free broadcasting method comprises the following steps:
the method comprises the steps that a broadcast transmitting side obtains data information to be transmitted, generates an acoustic wave file and transmits the acoustic wave file to a broadcast receiving side in an ultrasonic communication mode, wherein the acoustic wave file comprises instruction information, configuration information and voice information;
the broadcast receiving side receives the sound wave file and analyzes the sound wave file to obtain instruction information, configuration information and voice information in the sound wave file;
and the broadcast receiving side determines target power amplifier equipment to be played according to the configuration information, and sends the voice information and the instruction information to the target power amplifier equipment to prompt the target power amplifier equipment to broadcast the voice information according to the instruction information.
The public area is an urban rail transit station, the broadcast transmitting side is a broadcast transmitting terminal arranged in a control room of the urban rail transit station, and the broadcast receiving side is an ultrasonic generator and a broadcast playing terminal which are arranged above a shielding door in the urban rail transit station.
The ultrasonic generator and the broadcast playing terminal are powered through the shielding gate circuit.
The broadcast transmitting side obtains data information to be transmitted and generates an acoustic wave file, which comprises the following steps: the method comprises the steps that a broadcast transmitting side obtains data information to be transmitted, and performs conversion processing on the data information to obtain a data block with a preset size; and performing code conversion on the data blocks to generate an acoustic wave file.
Wherein the predetermined size is 128 bytes.
When the data block is coded and converted, 16 codes are corresponding to 16 working frequencies, and the 16 codes are coded in a 16-system mode through the 16 working frequencies.
The frequency of the ultrasonic communication mode is 40KHz, the interval between every two frequencies is 10Hz, and the ultrasonic communication mode is an ultrasonic sequential transmission mode.
When the broadcast receiving side determines the target power amplifier equipment to be played according to the configuration information, the broadcast playing terminal acquires the corresponding voice information and the instruction information from the sound wave file according to the configuration information, and controls the power amplifier equipment to play the voice information according to the instruction information.
The public area wiring-free broadcasting method further comprises the following steps:
when the broadcast receiving side receives the sound wave file, data verification is carried out on the sound wave file, and the sound wave file is stored under the condition that the data verification passes; and under the condition that the data verification is not passed, acquiring the sound wave file with the same frequency of the adjacent node as the sound wave file of the adjacent node.
According to a second aspect of an embodiment of the present invention, there is provided a public area wiring-free broadcast system for an urban rail transit station.
Wherein, the public area wiring-free broadcasting system includes:
the broadcast transmitting terminal is arranged in the urban rail transit station control room and used for acquiring data information to be transmitted and generating an acoustic wave file, wherein the acoustic wave file comprises instruction information, configuration information and voice information;
the ultrasonic generator is arranged above the shielding door in the urban rail transit station and is used for transmitting the sound wave file in an ultrasonic communication mode;
the broadcast playing terminal is arranged above the shielding door in the urban rail transit station and is used for receiving the sound wave file by a receiving side and analyzing the sound wave file to acquire instruction information, configuration information and voice information in the sound wave file; and according to the configuration information, determining target power amplifier equipment to be played, and sending the voice information and the instruction information to the target power amplifier equipment to enable the target power amplifier equipment to broadcast and report the voice information according to the instruction information.
The ultrasonic generator and the broadcast playing terminal are powered through the shielding gate circuit.
The method comprises the steps that data information to be transmitted is obtained at a broadcast transmitting terminal, and when an acoustic wave file is generated, conversion processing is carried out on the data information to obtain a data block with a preset size; and performing code conversion on the data blocks to generate an acoustic wave file.
Wherein the predetermined size is 128 bytes.
When the data block is coded and converted, 16 codes are corresponding to 16 working frequencies, and the 16 codes are coded in a 16-system mode through the 16 working frequencies.
The frequency of the ultrasonic communication mode is 40KHz, the interval between every two frequencies is 10Hz, and the ultrasonic communication mode is an ultrasonic sequential transmission mode.
When the broadcast receiving side determines the target power amplifier equipment to be played according to the configuration information, the broadcast playing terminal acquires the corresponding voice information and the instruction information from the sound wave file according to the configuration information, and controls the power amplifier equipment to play the voice information according to the instruction information.
When the broadcast receiving side receives the sound wave file, data verification is carried out on the sound wave file, and the sound wave file is stored under the condition that the data verification passes; and under the condition that the data verification is not passed, acquiring the sound wave file with the same frequency of the adjacent node as the sound wave file of the adjacent node.
The technical scheme provided by the invention can comprise the following beneficial effects:
the invention reduces or eliminates the wiring work of the loudspeaker, reduces the labor and material cost in the construction period, and reduces the debugging and verification time. Meanwhile, because connection and partition are avoided, the provided broadcast content transmission method provides a scheme for each loudspeaker to play different contents simultaneously, and therefore intelligent broadcasting in the station can be further realized.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a flow diagram illustrating a method of public area cabling-free broadcasting, according to an exemplary embodiment;
fig. 2 is a schematic diagram illustrating a structure of a public area cabling-free broadcasting system according to an exemplary embodiment;
fig. 3 is a schematic diagram of a computer device according to an exemplary embodiment.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in, or substituted for, those of others. The scope of the embodiments herein includes the full scope of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like herein are used merely to distinguish one element from another element and do not require or imply any actual relationship or order between the elements. Indeed the first element could also be termed a second element and vice versa. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a structure, apparatus or device comprising the element. Various embodiments are described herein in a progressive manner, each embodiment focusing on differences from other embodiments, and identical and similar parts between the various embodiments are sufficient to be seen with each other.
The terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein refer to an orientation or positional relationship based on that shown in the drawings, merely for ease of description herein and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus are not to be construed as limiting the invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanically or electrically coupled, may be in communication with each other within two elements, may be directly coupled, or may be indirectly coupled through an intermediary, as would be apparent to one of ordinary skill in the art.
Herein, unless otherwise indicated, the term "plurality" means two or more.
Herein, the character "/" indicates that the front and rear objects are an or relationship. For example, A/B represents: a or B.
Herein, the term "and/or" is an association relation describing an object, meaning that three relations may exist. For example, a and/or B, represent: a or B, or, A and B.
It should be understood that, although the steps in the flowchart are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, at least some of the steps in the figures may include multiple sub-steps or stages that are not necessarily performed at the same time, but may be performed at different times, nor does the order in which the sub-steps or stages are performed necessarily performed in sequence, but may be performed alternately or alternately with at least a portion of other steps or other steps.
The various modules in the apparatus or systems of the present application may be implemented in whole or in part in software, hardware, and combinations thereof. The above modules may be embedded in hardware or may be independent of a processor in the computer device, or may be stored in software in a memory in the computer device, so that the processor may call and execute operations corresponding to the above modules.
Embodiments of the invention and features of the embodiments may be combined with each other without conflict.
Fig. 1 illustrates one embodiment of a public area cabling-free broadcast method of the present invention.
In this alternative embodiment, the public area wiring-free broadcasting method is used for a broadcast transmitting side and a broadcast receiving side installed in a public area, and includes:
step S101, a broadcast transmitting side acquires data information to be transmitted, generates an acoustic wave file and transmits the acoustic wave file to a broadcast receiving side in an ultrasonic communication mode, wherein the acoustic wave file comprises instruction information, configuration information and voice information;
step S103, the broadcast receiving side receives the sound wave file, analyzes the sound wave file and acquires instruction information, configuration information and voice information in the sound wave file;
step S105, the broadcast receiving side determines a target power amplifier device to be played according to the configuration information, and sends the voice information and the instruction information to the target power amplifier device, so as to prompt the target power amplifier device to broadcast the voice information according to the instruction information.
In this alternative embodiment, the broadcast transmitting side obtains the data information to be transmitted, and when generating the sound wave file, the data information can be converted to obtain a data block with a predetermined size; and performing code conversion on the data blocks to generate an acoustic wave file.
Specifically, the data information can be divided into a plurality of 128-byte data blocks, after the division is completed, a checksum is calculated for each data block, after the checksum is consistent with the data information in size, 16-system coding is carried out on the data blocks, 16 codes are corresponding to 0-F at 16 working frequencies, and the data blocks are converted into sound wave files with corresponding frequencies.
Because each database is 128 bytes and is coded by 16 system, the sound wave file can be obtained rapidly and at high frequency when the sound wave file is generated. Of course, in practical application, other sound wave generating modes can be adopted to form sound wave files according to practical requirements. As long as the acoustic wave conversion of the data information is realized.
In this alternative embodiment, the sound wave file frequency is transmitted in an ultrasonic wave sequential transmission mode, the lowest frequency defaults to 40KHz during transmission, a fixed interval is arranged between each two frequencies, the interval is configurable, defaults to 10Hz, and the audible range of the human ear is 20Hz-20KHz, so that the noise generated during switching of different frequencies can be prevented from being captured by the human ear by selecting the high frequency twice the audible range.
In addition, in this alternative embodiment, since there are several broadcast terminals respectively disposed on the corresponding screen door nodes, and the ultrasonic generator is generally disposed on one side only, when sending voice information according to configuration information, the following operations are specifically performed:
when the broadcast receiving side determines target power amplifier equipment to be played according to the configuration information, a broadcast playing terminal obtains the corresponding voice information and the instruction information in the sound wave file according to the configuration information, and controls the power amplifier equipment to play the voice information according to the instruction information.
In this optional embodiment, when the broadcast receiving side receives the sound wave file, data verification is performed on the sound wave file, and the sound wave file is stored if the data verification passes; and under the condition that the data verification is not passed, acquiring the sound wave file with the same frequency of the adjacent node as the sound wave file of the adjacent node.
Fig. 2 illustrates one embodiment of a public area cabling-free broadcast system of the present invention.
In this alternative embodiment, the public area cabling-free broadcast system is for use in an urban rail transit station, comprising:
the broadcast transmitting terminal 201 is installed in the urban rail transit station control room and is used for acquiring data information to be transmitted and generating an acoustic wave file;
the ultrasonic generator 203 is arranged above the shielding door in the urban rail transit station and is used for transmitting the sound wave file in an ultrasonic communication mode;
the broadcast playing terminal 205 is installed above the shielding door in the urban rail transit station, and is used for receiving the sound wave file by the receiving side, analyzing the sound wave file and acquiring instruction information, configuration information and voice information in the sound wave file; and according to the configuration information, determining target power amplifier equipment to be played, and sending the voice information and the instruction information to the target power amplifier equipment to enable the target power amplifier equipment to broadcast and report the voice information according to the instruction information.
In this alternative embodiment, the ultrasonic generator 203 and the broadcast terminal 205 are powered through the shielded gate. And the sound wave file includes instruction information, configuration information and voice information.
When the broadcast transmitting terminal 201 obtains the data information to be transmitted and generates the sound wave file, the data information can be converted to obtain a data block with a preset size; and performing code conversion on the data blocks to generate an acoustic wave file.
Specifically, the data information can be divided into a plurality of 128-byte data blocks, after the division is completed, a checksum is calculated for each data block, after the checksum is consistent with the data information in size, 16-system coding is carried out on the data blocks, 16 codes are corresponding to 0-F at 16 working frequencies, and the data blocks are converted into sound wave files with corresponding frequencies.
Because each database is 128 bytes and is coded by 16 system, the sound wave file can be obtained rapidly and at high frequency when the sound wave file is generated. Of course, in practical application, other sound wave generating modes can be adopted to form sound wave files according to practical requirements. As long as the acoustic wave conversion of the data information is realized.
In this alternative embodiment, the sound wave file frequency is transmitted in an ultrasonic wave sequential transmission mode, the lowest frequency defaults to 40KHz during transmission, a fixed interval is arranged between each two frequencies, the interval is configurable, defaults to 10Hz, and the audible range of the human ear is 20Hz-20KHz, so that the noise generated during switching of different frequencies can be prevented from being captured by the human ear by selecting the high frequency twice the audible range.
Similarly, since there are several broadcast terminals 205 and are respectively disposed on the corresponding screen door nodes, and the ultrasonic generator 203 is generally disposed on only one side, when sending voice information according to configuration information, the following operations are specifically described below:
when the broadcast receiving side determines the target power amplifier device to be played according to the configuration information, the broadcast playing terminal 205 obtains the corresponding voice information and the instruction information from the sound wave file according to the configuration information, and controls the power amplifier device to play the voice information according to the instruction information.
In this alternative embodiment, when the broadcast playing terminal 205 receives the sound wave file, data verification is performed on the sound wave file, and if the data verification passes, the sound wave file is stored; and under the condition that the data verification is not passed, acquiring the sound wave file with the same frequency of the adjacent node as the sound wave file of the adjacent node.
FIG. 3 illustrates one embodiment of a computer device of the present invention. The computer device may be a server including a processor, memory, and a network interface connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The database of the computer device is used to store static information and dynamic information data. The network interface of the computer device is used for communicating with an external terminal through a network connection. Which computer program, when being executed by a processor, carries out the steps of the above-mentioned method embodiments.
It will be appreciated by those skilled in the art that the structure shown in FIG. 3 is merely a block diagram of some of the structures associated with the present inventive arrangements and is not limiting of the computer device to which the present inventive arrangements may be applied, and that a particular computer device may include more or fewer components than shown, or may combine some of the components, or have a different arrangement of components.
In an embodiment, a computer device is also provided, comprising a memory and a processor, the memory having stored therein a computer program, the processor performing the steps of the above-described method embodiments when the computer program is executed.
In one embodiment, a computer readable storage medium is provided, on which a computer program is stored which, when executed by a processor, carries out the steps of the method embodiments described above.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in embodiments provided herein may include at least one of non-volatile and volatile memory. The nonvolatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical Memory, or the like. Volatile memory can include random access memory (Random Access Memory, RAM) or external cache memory. By way of illustration, and not limitation, RAM can be in the form of a variety of forms, such as static random access memory (Static Random Access Memory, SRAM) or dynamic random access memory (Dynamic Random Access Memory, DRAM), and the like.
The present invention is not limited to the structure that has been described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (6)
1. A public area wiring-free broadcasting method is characterized by being used for being installed on a broadcasting transmitting side and a broadcasting receiving side of a public area; the method comprises the following steps:
the method comprises the steps that a broadcast transmitting side obtains data information to be transmitted, generates an acoustic wave file and transmits the acoustic wave file to a broadcast receiving side in an ultrasonic communication mode, wherein the acoustic wave file comprises instruction information, configuration information and voice information;
the broadcast receiving side receives the sound wave file and analyzes the sound wave file to obtain instruction information, configuration information and voice information in the sound wave file;
the broadcast receiving side determines target power amplifier equipment to be played according to the configuration information, and sends the voice information and the instruction information to the target power amplifier equipment to prompt the target power amplifier equipment to broadcast the voice information according to the instruction information;
the public area is an urban rail transit station, the broadcast transmitting side is a broadcast transmitting terminal arranged in a control room of the urban rail transit station, and the broadcast receiving side is an ultrasonic generator and a broadcast playing terminal which are arranged above a shielding door in the urban rail transit station; when the broadcast receiving side determines target power amplifier equipment to be played according to the configuration information, a broadcast playing terminal obtains the corresponding voice information and the instruction information in the sound wave file according to the configuration information, and controls the power amplifier equipment to play the voice information according to the instruction information.
2. The public area cabling-free broadcasting method of claim 1, wherein the ultrasonic generator and the broadcast playing terminal are powered through a shielded gate circuit.
3. The public area cabling-free broadcasting method of claim 1, wherein the broadcasting transmitting side acquiring the data information to be transmitted and generating the sound wave file comprises:
the method comprises the steps that a broadcast transmitting side obtains data information to be transmitted, and performs conversion processing on the data information to obtain a data block with a preset size; and performing code conversion on the data blocks to generate an acoustic wave file.
4. The public area wiring-free broadcasting method as set forth in claim 1, wherein the frequency of said ultrasonic communication means is 40KHz, the interval between each frequency is 10Hz, and said ultrasonic communication means is an ultrasonic wave sequential transmission means.
5. The public area cabling-free broadcasting method of claim 1, further comprising:
when the broadcast receiving side receives the sound wave file, data verification is carried out on the sound wave file, and the sound wave file is stored under the condition that the data verification passes; and under the condition that the data verification is not passed, acquiring the sound wave file with the same frequency of the adjacent node as the sound wave file of the adjacent node.
6. A public area cabling-free broadcast system for use in an urban rail transit station, comprising:
the broadcast transmitting terminal is arranged in the urban rail transit station control room and used for acquiring data information to be transmitted and generating an acoustic wave file, wherein the acoustic wave file comprises instruction information, configuration information and voice information;
the ultrasonic generator is arranged above the shielding door in the urban rail transit station and is used for transmitting the sound wave file in an ultrasonic communication mode;
the broadcast playing terminal is arranged above the shielding door in the urban rail transit station and is used for receiving the sound wave file by a receiving side and analyzing the sound wave file to acquire instruction information, configuration information and voice information in the sound wave file; according to the configuration information, determining target power amplifier equipment to be played, and sending the voice information and the instruction information to the target power amplifier equipment to enable the target power amplifier equipment to broadcast the voice information according to the instruction information; when the broadcast receiving side determines the target power amplifier equipment to be played according to the configuration information, the broadcast playing terminal acquires the corresponding voice information and the instruction information from the sound wave file according to the configuration information, and controls the power amplifier equipment to play the voice information according to the instruction information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311127182.4A CN116846483B (en) | 2023-09-04 | 2023-09-04 | Public area wiring-free broadcasting method and system |
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| CN202311127182.4A CN116846483B (en) | 2023-09-04 | 2023-09-04 | Public area wiring-free broadcasting method and system |
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| CN116846483B true CN116846483B (en) | 2024-01-12 |
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| TW200816162A (en) * | 2006-09-26 | 2008-04-01 | Univ Nat Chunghsing | Audio transmission method and its instrumentation |
| CN108366361A (en) * | 2018-01-23 | 2018-08-03 | 阿里巴巴集团控股有限公司 | Communication means and device and electronic equipment |
| CN109075871A (en) * | 2016-03-31 | 2018-12-21 | 英特尔公司 | Use the loading of ultrasonic communication and default |
| CN109150508A (en) * | 2017-06-27 | 2019-01-04 | 腾讯科技（深圳）有限公司 | Equipment control and controlled method, device, computer equipment and storage medium |
| CN116488756A (en) * | 2023-05-12 | 2023-07-25 | 北京悦视科技有限公司 | Emergency broadcast transmission method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190349758A1 (en) * | 2018-05-10 | 2019-11-14 | Jing Zhu | Ultrasound-assisted wi-fi and bluetooth authentication |
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- 2023-09-04 CN CN202311127182.4A patent/CN116846483B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200816162A (en) * | 2006-09-26 | 2008-04-01 | Univ Nat Chunghsing | Audio transmission method and its instrumentation |
| CN109075871A (en) * | 2016-03-31 | 2018-12-21 | 英特尔公司 | Use the loading of ultrasonic communication and default |
| CN109150508A (en) * | 2017-06-27 | 2019-01-04 | 腾讯科技（深圳）有限公司 | Equipment control and controlled method, device, computer equipment and storage medium |
| CN108366361A (en) * | 2018-01-23 | 2018-08-03 | 阿里巴巴集团控股有限公司 | Communication means and device and electronic equipment |
| CN116488756A (en) * | 2023-05-12 | 2023-07-25 | 北京悦视科技有限公司 | Emergency broadcast transmission method and system |
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