CN108768569A - A kind of movable self-organization voice broadcast service system participated in based on group - Google Patents

A kind of movable self-organization voice broadcast service system participated in based on group Download PDF

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Publication number
CN108768569A
CN108768569A CN201810571598.8A CN201810571598A CN108768569A CN 108768569 A CN108768569 A CN 108768569A CN 201810571598 A CN201810571598 A CN 201810571598A CN 108768569 A CN108768569 A CN 108768569A
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CN
China
Prior art keywords
task
broadcast
voice
user
receiving
Prior art date
Application number
CN201810571598.8A
Other languages
Chinese (zh)
Inventor
赵蕴龙
孟仕林
罗达明
Original Assignee
南京航空航天大学
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 南京航空航天大学 filed Critical 南京航空航天大学
Priority to CN201810571598.8A priority Critical patent/CN108768569A/en
Publication of CN108768569A publication Critical patent/CN108768569A/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/18Arrangements for synchronising broadcast or distribution via plural systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/53Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
    • H04H20/59Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00Network arrangements or protocols for real-time communications
    • H04L65/40Services or applications
    • H04L65/4069Services related to one way streaming
    • H04L65/4076Multicast or broadcast
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00Network arrangements or protocols for real-time communications
    • H04L65/60Media handling, encoding, streaming or conversion
    • H04L65/608Streaming protocols, e.g. RTP or RTCP
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02Services making use of location information
    • H04W4/025Services making use of location information using location based information parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/90Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W56/00Synchronisation arrangements
    • H04W56/001Synchronization between nodes

Abstract

The present invention realizes a kind of movable self-organization voice broadcast service system participated in based on group.One section of voice is played simultaneously to achieve the effect that voice broadcast service using the mobile intelligent terminal (mobile phone, iPad) that people carry in it in a certain range of region.In use, user can initiate two class broadcasting tasks:One kind is that user has prerecorded one section of voice document, is sent to the multiple receiving terminals in specified region, is being broadcasted at the time of setting, referred to as " fixed time broadcast ";Another kind of is that voice Streaming Media is sent to the multiple receiving terminals in specified region while user records to carry out real-time broadcasting, referred to as " real-time broadcast ".Broadcasting tasks are transmitted to selected numerous participation terminals by task management server after sending out, and participation terminal is played out voice content using playback amount outside maximum, after receiving broadcasting tasks to realize voice broadcast service.

Description

A kind of movable self-organization voice broadcast service system participated in based on group

Technical field

It the present invention relates to the use of mobile Internet platform and group participate in the technical field broadcasted, more particularly to is a kind of The movable self-organization voice broadcast service system participated in based on group.

Background technology

Nowadays, missing in large-scale indoor and outdoor public place (such as outdoor scenic spot, indoor market) children and old man Phenomenon takes place frequently, and most effective solution is exactly the help to service centre job-hunting personnel, is sent out and is sought by broadcast mode People enlightens, to inform that party converges to appointed place rapidly.However, the space due to large-scale public place is larger, find It is larger with the time overhead of arrival service centre, often it is delayed hunting time, increases the worry and fear of party.

With popularizing for smart mobile phone, intelligent terminal gradually occupies more importantly status in our life.It is logical Cross cooperating between multi-section intelligent terminal, can allow multi-section intelligent terminal simultaneously other than the mode of putting play same section of voice, from And realize broadcast effect.It can in time be given out information by system when occurring the emergency of personnel missing in public places, Make to hear that the masses of message help to find the personnel of wandering away in time, then from recognizing that it is several among publication searching message that personnel walk to be dropped into The time need not be spent, the probability for finding the personnel of wandering away is substantially increased.

Invention content

It is an object of the invention to realize a kind of movable self-organization voice broadcast service system participated in based on group, in system User can initiate the different broadcasting tasks of two classes according to the emergency of task, while the range of sounding is arranged, task management clothes Business device first determines whether that the type broadcasted, different broadcasting tasks need to make different forwarding behaviour after receiving broadcasting tasks Make, the object of forwarding is the intelligent terminal user in range of voice, and each user of system is required for periodically uploading thus The location information of oneself is to server.After the intelligent terminal in range of voice receives task, acquiescence is broadcast using max volume Playback frequency, more intelligent terminal synchronous cants are achieved that the effect of broadcast in this way.

Realizing the technical solution of the object of the invention is:A kind of movable self-organization voice broadcast service system participated in based on group, Include the following steps:

1, user selects the task of two homochronousness broadcast, the selection of urgent broadcasting tasks real according to the emergency of broadcasting tasks When broadcast, i.e., user's recorded speech while receiving terminal synchronous cant, non-emergent broadcasting tasks select sounding at fixed time, i.e. family is pre- Voice is first recorded, selects specific time synchronization to broadcast, there is provision of center and the range of voice of broadcasting tasks in addition, Here center is defaulted as the position of task promoter.

2, broadcasting tasks are sent initially to task management server, and server first judges task after receiving broadcasting tasks Emergency, the user near the task choosing task promoter of emergency carries out receiving while forwarding;Non-emergent task is adopted It is reached specified time with equal after receiving and is forwarded again.

3, the terminal in broadcasting area starts to play the content of sound after receiving emergency broadcasting tasks, receives Start to play after receiving after to non-emergent property task etc..Sometimes user needs to make corresponding action according to the content of sound And feedback.For example the content broadcasted is to find the children to go astray from the group, then user can help to find and feedback looks for information.

As the prioritization scheme of the present invention, in step 1, task promoter can be divided into two classes according to the emergency of task It is sent.Emergency task needs sender recipient when recording that sound is also played simultaneously, institute due to its urgency To accomplish to send when recording with sender, recipient's receiving while plays, and such sender just completes side record with hair is received The function of the real-time broadcast of side sounding processed.

Further, above-mentioned promoter sends task by the way of being sent when recording, and the agreement of transmission uses RTP (Real-Time Transpot Protocal) real time streaming agreement, is aided with RTCP to network kimonos in transmission process The feedback of business situation.

As the prioritization scheme of the present invention, in step 1, task promoter can be divided into two classes according to the emergency of task It is sent.Non-emergent property task due to not having urgency, can select after recording audio content when specified Between point simultaneously sounding.

Further, non-emergent broadcasting tasks can be prerecorded, and preserve the form at file, then use socket On uploading onto the server.

As the present invention prioritization scheme, in step 1, task promoter there is provision of broadcasting tasks center and Range of voice.Because in actual scene, broadcasting tasks are the sounding within the scope of certain position, the geographical location phase with user It closes, therefore user's needs in system are established one with server and linked, and the position of oneself is regularly uploaded to server.

As the prioritization scheme of the present invention, in step 2, broadcasting tasks are forwarded to specified again by task management server User in range, the system are CS frameworks.After server receives broadcasting tasks, is done according to task type and differently turned Hair, emergency task are forwarded using Real-time Transport Protocol receiving while, and non-emergent property task is forwarded again after being received using socket.

As the prioritization scheme of the present invention, in step 2, the forwarding objects of broadcasting tasks by task management server according to Broadcasting center is selected with range of voice, and intelligent terminal first is in the range of broadcast, and condition meets terminal user setting Allow receive requirement, then the terminal just be used as one reception object, otherwise do not select the terminal as reception object.Due to A connection is maintained to update the position of user periodically between server and user always, therefore server can obtain user Latest position.

As the prioritization scheme of the present invention, in step 3, the broadcasting tasks that the intelligent terminal in range of voice receives Receiving while is begun to if it is emergency task and plays voice, waits for referring to after receiving if it is non-emergent property task The fixed time plays voice, and acquiescence plays voice using the maximum acoustic that system allows.

Further, user makes corresponding action and feedback according to the content of sound needs sometimes.For example it broadcasts interior Appearance is to find the children to go astray from the group, then user can help to find and feedback looks for information.

The present invention has the effect of positive:Present invention utilizes the conveniences of present intelligent terminal generally brought, and use Intelligent terminal in certain area plays one section of voice to achieve the purpose that speech enhan-cement simultaneously.The present invention starting point be in order to Solve the problems, such as that solving personnel or article loss in public has little time to find in time, but its application not merely limits In this, for example the personnel near the notifications can also be used to evacuate in time when fire occurs for an area, the system is real Existing function is identical as current broadcast.In use, user can initiate two class broadcasting tasks:One kind is that user prerecords Good voice selects specific time synchronization sounding;Another kind of receiving terminal synchronous cant while be user's recorded speech.Broadcast is appointed It is engaged in being transmitted to other users by task management server after sending out, user uses intelligent terminal after receiving broadcasting tasks The max volume of permission by speech play, user further according to the particular content for the Overt responses heard, make corresponding action and Feedback.

Description of the drawings

In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing The present invention is described in further detail:

Attached drawing 1 is application scenario diagram, and attached drawing 2 is the flow chart of the present invention.

Specific implementation mode

Below in conjunction with

Specific example does specific introduction to the present invention.

Embodiment 1

As shown in Fig. 1, for finding missing child at scenic spot or park, the parent of child has found that child goes astray from the group Afterwards, task of missing is initiated using the system belongs to emergency task due to finding child, appoints so emergency broadcast should be initiated Business.Before recording missing notice, the center that broadcast is arranged is the position that last time sees child, and the range of sounding is according to child The product of time and movement speed that son is gone astray from the group obtain.Start to record missing notice, process of the system in recording after being provided with Middle that voice content is sent in task management server when recording using Real-time Transport Protocol, server is receiving current broadcast It is judged for emergency task after task, then begins to forward when receiving audio, the object of forwarding is according to broadcasting tasks The broadcasting center of setting is determined with range of voice.Since server can obtain the newest position confidence of all users, according to this A little information select the intelligent terminal of the system user in range of voice as reception object.Likewise, the intelligence in scenic spot Terminal user judges that it is emergency task after receiving broadcasting tasks, so being connect by the way of receiving while broadcasting It receives, the intelligent terminal of the system user in such range of voice can all play this then missing notice simultaneously, in range of voice People can hear, all help to find the child to go astray from the group.Spending the very short time in this way, just by this, then missing notice is accused The people at cicada scenic spot can greatly increase the probability for finding and losing child.If the child that someone finds loss can be by this System notifies the parent of child or someone to see that child can also help to further reduce searching range in the system that feeds back to.

Embodiment 2

The broadcasting tasks of examples detailed above are all emergency tasks, below by taking a shop sends walking advertisement in market as an example Explain the flow of non-emergent property task.Assuming that a shop in market prepares to release the purchase of ' buying one and geing one free ' in Labor Day Object activity, then businessman can send non-emergent property broadcasting tasks in system, and the center that broadcast is arranged is the position in shop, sounding The time in ranging from entire market, broadcast is 9 points of five a whole morning, and the content of taped broadcast is the activity description in shop, content record It will use socket that audio is sent to server after system, server, which receives, judges after broadcasting tasks it to be non-emergent Property task, with regard to using receive forward again by the way of receive, selected according to the center of broadcast and range of voice after receiving System user forwarding broadcasted content in market and broadcast time.Likewise, after the user in market receives broadcasting tasks Judge it for non-emergent property task, using receive be stored as audio file by the way of receive.When user has received extensively Whether the beginning detecting system time reaches phonation time after broadcasting task, just starts to play audio after reaching.This completes The function of playing audio simultaneously at the appointed time is that the people in entire market hears that movable message is done in shop, helps shop Obtain more customers.

Particular embodiments described above has carried out further in detail the purpose of the present invention, technical solution and advantageous effect It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the present invention Within the scope of shield.

Claims (9)

1. a kind of movable self-organization voice broadcast service system participated in based on group, it is characterised in that:
S1, the system with reality in broadcast system it is different be:Here playback equipment is that a large amount of intelligent movable is whole End, it is not limited by regions, and also each terminal can both be initiated to broadcast, and can also play broadcast.
S2, user select the task of two homochronousness broadcast, the selection of urgent broadcasting tasks real-time according to the emergency of broadcasting tasks Receiving terminal synchronous cant while broadcast, i.e. user's recorded speech, non-emergent broadcasting tasks select fixed time broadcast, i.e. family advance Voice is recorded, specific time synchronization sounding is selected, there is provision of center and the range of voice of Overt responses in addition, this In center be defaulted as the position of task promoter.
S3, broadcasting tasks are sent initially to task management server, and server first judges task after receiving broadcasting tasks Emergency, the user near the task choosing task promoter of emergency carry out receiving while forwarding;Non-emergent task uses Equal arrival specified time forwards again after receiving.
S4, the terminal in broadcasting area start to play the content of sound after receiving emergency broadcasting tasks, receive Start to play after receiving after non-emergent property task etc..Sometimes user according to the content of sound needs make corresponding action and Feedback.For example the content broadcasted is to find the children to go astray from the group, then user can help to find and feedback looks for information.
2. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: Broadcasting tasks can be divided into two classes according to the emergency of task and be sent.Emergency task needs to send due to its urgency Sound is also played simultaneously in side recipient when recording, and this broadcast mode is known as real-time broadcast.Therefore sender will accomplish It is sent when recording, recipient's receiving while plays, while such sender just completes the sounding when recording with recipient The function of broadcast.
3. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: Broadcasting tasks can be divided into two classes according to the emergency of task and be sent.Non-emergent property task, can due to not having urgency To select after recording broadcasted content, sounding, this broadcast mode are known as fixed time broadcast to point simultaneously at the appointed time.
4. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: The range that the central point and sounding of sounding are set is needed in broadcasting tasks, i.e., hair is synchronized in certain position range Sound, broadcasting tasks are relevant with position.User in system needs the location information periodically to server upload user, Task management server selects the user in the range as recipient by the range of voice that task is arranged.
5. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: Broadcasting tasks are forwarded to the user in specified range again by task management server, which is CS frameworks.Server connects After receiving broadcasting tasks, different forwardings is done according to task type, emergency task needs receiving while to forward, non-emergent property Task forwards again after receiving.
6. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: The playback equipment of entire broadcast system is moveable intelligent terminal, is that the terminal in certain geographic range is set up temporarily.
7. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: Recipient plays audio after receiving task using the max volume that intelligent terminal allows, when broadcasting tasks need group When strength is completed, the people of recipient and surrounding needs to make action and feedback after hearing the content of task.For example task is in quotient The children to go astray from the group are found in field, then hearing that the people of broadcasted content can help to find this children, and feed back and look for result.
8. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: The normal life state of the sound broadcasted in order to prevent excuse me user, user can be arranged allow to receive the period broadcasted and Allow to receive and reach broadcast type, for example be arranged and allow to receive all broadcast in 10. -12 points, allows to receive the wide of emergency task It broadcasts.
9. a kind of movable self-organization voice broadcast service system participated in based on group according to claim 1, it is characterised in that: In order to encourage user to receive broadcasting tasks, the custom system for receiving broadcast each time can be to certain excitation.
CN201810571598.8A 2018-05-31 2018-05-31 A kind of movable self-organization voice broadcast service system participated in based on group CN108768569A (en)

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CN102291451A (en) * 2011-08-09 2011-12-21 上海交通大学 Electronic information service interactive digital media signage network system
CN102546065A (en) * 2011-12-27 2012-07-04 深圳创维数字技术股份有限公司 Method and terminal for acquiring emergency event
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CN104253696A (en) * 2013-06-25 2014-12-31 北京计算机技术及应用研究所 Police hand-held voice intercommunication method and system based on Internet
CN104471601A (en) * 2012-08-03 2015-03-25 英特尔公司 Device-to-device advertisement
CN105376856A (en) * 2015-10-23 2016-03-02 浙江大学 Detection system and cooperative communication positioning method for disaster assistance
CN105518754A (en) * 2013-05-03 2016-04-20 J·F·R·卢迪特 Apparatus and method for finding and reporting lost items
CN107135043A (en) * 2017-05-05 2017-09-05 中广热点云科技有限公司 Public Emergency Broadcast System

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1353376A (en) * 2000-11-08 2002-06-12 上海神目信息技术有限公司 Method and system for wireless transmission of information and advertisement about products
CN1402490A (en) * 2001-08-03 2003-03-12 松下电器产业株式会社 Program allocation system and program reproduction device
CN101442370A (en) * 2008-12-24 2009-05-27 太原鹏跃电子科技有限公司 Special-purpose transmitter and receiver for broadcasting system of public ejaculation event
CN101964842A (en) * 2010-09-13 2011-02-02 复旦大学 Mobile phone terminal-based self-organized video synchronous sharing player
CN102291451A (en) * 2011-08-09 2011-12-21 上海交通大学 Electronic information service interactive digital media signage network system
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CN102610070A (en) * 2012-03-27 2012-07-25 中华电信股份有限公司 Emergency alarming system and method by using low-frequency wireless time-frequency dissemination system
CN104471601A (en) * 2012-08-03 2015-03-25 英特尔公司 Device-to-device advertisement
CN105518754A (en) * 2013-05-03 2016-04-20 J·F·R·卢迪特 Apparatus and method for finding and reporting lost items
CN104253696A (en) * 2013-06-25 2014-12-31 北京计算机技术及应用研究所 Police hand-held voice intercommunication method and system based on Internet
CN105376856A (en) * 2015-10-23 2016-03-02 浙江大学 Detection system and cooperative communication positioning method for disaster assistance
CN107135043A (en) * 2017-05-05 2017-09-05 中广热点云科技有限公司 Public Emergency Broadcast System

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