WO2013143058A1 - 一种数据传输的方法、设备及系统 - Google Patents
一种数据传输的方法、设备及系统 Download PDFInfo
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- WO2013143058A1 WO2013143058A1 PCT/CN2012/073055 CN2012073055W WO2013143058A1 WO 2013143058 A1 WO2013143058 A1 WO 2013143058A1 CN 2012073055 W CN2012073055 W CN 2012073055W WO 2013143058 A1 WO2013143058 A1 WO 2013143058A1
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- Prior art keywords
- video data
- video
- monitored
- cluster
- bearer
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6332—Control signals issued by server directed to the network components or client directed to client
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/80—Responding to QoS
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/27—Server based end-user applications
- H04N21/274—Storing end-user multimedia data in response to end-user request, e.g. network recorder
- H04N21/2743—Video hosting of uploaded data from client
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
- H04N21/6181—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a mobile phone network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Definitions
- the present invention relates to the field of communications technologies, and in particular, to a data transmission method, device, and system. Background technique
- Video surveillance has always been one of the hottest application technologies in the information field. It has been widely watched for its intuitiveness, convenience, and rich information content. With the rapid development of embedded technology, video processing technology and network transmission technology, video surveillance systems are booming towards digital, networked and integrated embedded video surveillance. With the development of broadband trunking communication, real-time video surveillance video data will become an important requirement for users of trunking communication systems. Monitoring video data such as airports, hotels, shopping malls, etc. can be effectively and quickly sent to cluster terminals such as police and fire, which can effectively assist the police. Capture, firefighters, etc.
- the embodiment of the invention provides a data transmission method, which can reduce the transmission delay and transmit the video surveillance video data to the cluster terminal in real time.
- a method of data transmission comprising:
- An identifier for each bearer of the N bearers for transmitting the N video data where the bearer setup request carries the number of the N video data, and the number of each video data is used for Corresponding to the identifier of the bearer of the video data, the identifier of the bearer of the video data to be looped back is a mobility management entity or a video collection terminal, and the video to be looped back according to the video loopback request of the dispatcher
- the number of the data, the identifier of the bearer of the video data to be looped back, and the N is an integer greater than or equal to 1;
- the video data to be looped back is sent to the cluster terminal.
- a method of data transmission comprising:
- each bearer for transmitting one of the N channels of video data, and using an identifier of each bearer for transmitting the one channel of video data and the one channel of data transmitted on the bearer
- the number is corresponding to the storage, and the N is an integer greater than or equal to 1;
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station confirms and reports according to the identifier of the bearer of the video data to be looped back.
- the video data to be looped corresponding to the bearer identifier of the video data to be looped back, and the video data to be looped back is sent to the cluster terminal.
- a method of data transmission comprising:
- the identifier of the bearer is a mobile management entity according to the view a bearer setup request of the frequency acquisition terminal, the identifier of each bearer of the N bearers for transmitting the N video data, where the bearer setup request carries the number of the N video data, where each path The number of the video data corresponds to the identity of the bearer used to transmit the each video data.
- a method of data transmission comprising:
- the N-channel video data corresponding to the number of the N-channel video data is sent to the base station, and a bearer setup request is sent to the mobility management entity, where the bearer setup request is carried.
- the number of the N channels of video data so that the mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit one of the N channels of video data, and each is used to transmit the one channel video.
- the identifier of the bearer of the data is stored corresponding to the number of the one-way data transmitted on the bearer;
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station confirms the loopback according to the identifier of the bearer of the video data to be looped back.
- the video data to be looped corresponding to the identifier of the bearer of the video data is sent to the cluster terminal for the video data to be looped back.
- a method of data transmission comprising:
- the cluster terminal Broadcasting the N-channel video data, and causing the dispatching station to send the monitoring indication information to the cluster terminal according to the N-channel video data, where the monitoring indication information carries the number of the video data to be monitored in the N-channel video data, so that The cluster terminal searches for the number according to the number of the video data that is specified to be monitored. Specifying a listening parameter corresponding to the number of the video data to be monitored, and using the found listening parameter specifying the video data to be monitored, listening to the video data specified to be monitored.
- a method of data transmission comprising:
- the dispatching station And receiving, by the dispatching station, the interception indication information, where the interception indication information carries an identifier of the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored, and each cluster terminal group All cluster terminals in the specified number of video data to be monitored;
- the identifier of the cluster terminal included in the cluster terminal specifies the number of the video data to be monitored, and confirm the location of the cluster data.
- the specified video data to be monitored is monitored using the found listening parameter specifying the video data to be monitored.
- a method of data transmission comprising:
- the monitoring parameter is sent to the cluster terminal, so that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found video to be monitored.
- the listening parameter of the data listening to the specified video data to be monitored.
- a method of data transmission comprising:
- the interception indication information After receiving the N-channel video data, sending the interception indication information to the cluster terminal, where the interception indication information carries the cluster end included in each cluster terminal group to listen to the video data to be monitored.
- the identifier of the end, and all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored, so that the cluster terminal confirms all the clusters in the cluster terminal group in which it is located according to the identity of its cluster terminal. a number of the video data to be monitored that the terminal is to listen to; searching for a listening parameter corresponding to the number of the specified video data to be monitored according to the number of the video data to be monitored; using the found Specifying a listening parameter of the video data to be monitored, and listening to the specified video data to be monitored;
- the monitoring parameter is that after the base station receives the N-channel video data broadcast by the video collection terminal, the number of the sent N-channel video data and the monitoring parameter corresponding to the number of each video data in the N-channel video data are sent to the video terminal.
- the video collection terminal sends the number of the N-channel video data and the monitoring parameter corresponding to the number of each of the N-channel video data to the cluster terminal.
- a base station comprising:
- the receiving unit is configured to receive the N-channel video data uploaded by the video collection terminal, and receive the loopback indication information sent by the mobile management entity or the video collection terminal, where the loopback indication information carries the identifier of the bearer of the video data to be looped back,
- the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data
- the bearer setup request carries the N according to the bearer setup request of the video collection terminal.
- the number of the video data, the number of each video data is corresponding to the identifier of the bearer for transmitting the video data, and the identifier of the video data to be looped back is the mobile management entity or the video collection terminal. And determining, according to the number of the video data to be looped, carried in the video loopback request of the dispatching station, the identifier of the bearer of the video data to be looped, wherein the N is an integer greater than or equal to 1;
- a confirmation unit configured to: according to the identifier of the bearer of the video data to be looped back received by the receiving unit, confirm the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back; And transmitting, to the cluster terminal, the video data to be looped back confirmed by the confirming unit.
- a mobility management entity that includes:
- a receiving unit configured to receive a bearer setup request sent by the video collection terminal, where the bearer setup request carries the number of the N-channel video data;
- a bearer establishing unit configured to establish N performances after the receiving unit receives the bearer setup request Carrying a packet bearer, each bearer for transmitting one of the loop video data;
- a storage unit configured to store, after the bearer establishing unit establishes a bearer, an identifier of each bearer for transmitting the one-way video data and a number of the one-way data transmitted on the bearer, where An integer greater than or equal to 1;
- the receiving unit is further configured to receive a video data loopback request sent by the scheduling station, where the video data loopback request carries the number of the video data to be looped back;
- a searching unit configured to search for a video that is to be looped back from the correspondence between the number of the stored video data and the identifier of the bearer according to the number of the video data to be looped back received by the receiving unit The identifier of the bearer corresponding to the number of the data;
- a sending unit configured to send a loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station performs the identifier of the bearer according to the video data to be looped back. And confirming the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and transmitting the video data to be looped back to the cluster terminal.
- a dispatching station comprising:
- the receiving unit is configured to: after receiving the video data numbers reported by the video collection terminal, notify the video collection terminal to report the video data corresponding to the code of the specified video data in the video data encoding, where the video data is greater than or equal to ⁇ , the ⁇ is an integer greater than or equal to 1; and receives the video data uploaded by the video data collection terminal;
- a confirmation unit configured to confirm, after the receiving unit receives the loop video data uploaded by the video data collecting terminal, the video data to be looped back;
- a sending unit configured to send a video loopback request to the mobility management entity or the video collection terminal after the confirmation unit confirms the video data to be looped back, where the video loopback request carries the number of the video data to be looped back And causing the mobility management entity or the video collection terminal to confirm, according to the number of the video data to be looped back, the identifier of the bearer of the video data to be exchanged corresponding to the number of the video data to be looped back, so that the base station according to the identifier And determining, by the identifier of the bearer of the video data to be looped back, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and sending the video data to be looped back to the cluster terminal, where
- the identifier of the bearer is an identifier of each bearer in the bearer that is used by the mobility management entity to transmit the video data of the loop according to the bearer setup request of the video collection terminal
- a video collection terminal includes:
- a sending unit configured to: after negotiating with the dispatching station, the number of the N-channel video data to be reported, sending the N-channel video data corresponding to the number of the N-channel video data to the base station, and sending a bearer setup request to the mobility management entity, where
- the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit one of the N channels of video data, and each of the channels is used. And storing an identifier of the bearer for transmitting the one-way video data corresponding to the number of the one-way data transmitted on the bearer;
- a receiving unit configured to receive a video loopback request sent by the dispatching station, where the video loopback request carries the number of the video data to be looped back;
- a determining unit configured to determine, according to the number of the video data to be looped, carried in the video loopback request received by the receiving unit, the identifier of the bearer of the video data to be looped back;
- the sending unit is further configured to send the loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station according to the identifier of the bearer of the video data to be looped back, And confirming the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and transmitting the video data to be looped back to the cluster terminal.
- a video collection terminal includes:
- a sending unit configured to send a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit the One way in the N channel video data;
- a receiving unit configured to receive a monitoring parameter corresponding to each video data in the N video data sent by the base station
- the sending unit is further configured to send, to the cluster terminal, a monitoring parameter corresponding to the number of the N video data and the number of each video data in the N video data received by the receiving unit; Broadcasting the N-channel video data, causing the dispatching station to send the monitoring indication information to the cluster terminal according to the N-channel video data, where the monitoring indication information carries the number of the video data to be monitored in the N-channel video data, Having the cluster terminal according to the specified video data to be monitored The tracking parameter corresponding to the number of the video data to be monitored is searched for, and the video data specified to be monitored is monitored by using the found listening parameter of the video data to be monitored.
- a cluster terminal comprising:
- a receiving unit configured to receive the monitoring indication information sent by the scheduling station, where the monitoring indication information carries an identifier of the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored, and each of the All the cluster terminals in the cluster terminal group specify the number of the video data to be monitored; and receive the number of the N video data sent by the video collection terminal and the monitoring parameter corresponding to the number of each video data in the N video data. ;
- An acknowledgment unit configured to identify, according to an identifier of the cluster terminal included in each cluster terminal group carried in the interception indication information received by the receiving unit according to an identifier of the cluster terminal, and each cluster terminal group All the cluster terminals in the group specify the number of the video data to be monitored, and confirm the number of the video data to be monitored that all cluster terminals in the cluster terminal group in which the cluster is located are to be monitored;
- a searching unit configured to search for a listening parameter corresponding to the number of the specified video data to be monitored according to the number of the video data to be monitored that is confirmed by the confirming unit;
- a monitoring unit configured to use the listening parameter of the video data to be monitored that is searched by the searching unit, and listen to the specified video data to be monitored.
- a base station comprising:
- a receiving unit configured to receive N channels of video data broadcast by the video collection terminal
- a configuration unit configured to configure a listening parameter for each video data in the N channels of video data received by the receiving unit
- a sending unit configured to send, by the configuration unit, a monitoring parameter configured for each video data in the N video data to the video collecting terminal, so that the video collecting terminal sets the number of the N video data and the N video data
- the monitoring parameter corresponding to the number of the video data is sent to the cluster terminal, so that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the The found listening parameter specifying the video data to be monitored, and listening to the specified video data to be monitored.
- a dispatching station comprising: a receiving unit, configured to receive the loop video data;
- a sending unit configured to send, after the receiving unit receives the network video data, the monitoring indication information to the cluster terminal, where the monitoring indication information carries each cluster terminal group that is to listen to the video data that is to be monitored for monitoring.
- the identifier of the cluster terminal, and all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored, so that the cluster terminal confirms the cluster terminal group in which it is located according to the identity of its cluster terminal.
- the number of the video data to be monitored to be monitored by all the cluster terminals; the listening parameter corresponding to the number of the specified video data to be monitored is searched according to the number of the video data to be monitored; Finding a listening parameter of the video data to be monitored, and listening to the specified video data to be monitored;
- the monitoring parameter is sent after the base station receives the loop video data broadcast by the video collection terminal.
- the monitoring parameter corresponding to the number of each video data in the loop video data is sent to the video terminal, and the number of the video data of the loop and the video data of the loop are used by the video collecting terminal.
- the monitoring parameter corresponding to the number of the road video data is sent to the cluster terminal.
- a video monitoring system includes: a cluster terminal, a video collection terminal, a base station, a mobility management entity, a service gateway, a packet data network gateway, and a dispatching station;
- the video collection terminal After the video collection terminal negotiates the number of the network video data to be reported, the video collection terminal sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the loop video data.
- the mobility management entity establishes an evolved packet bearer, each bearer is configured to transmit one of the looped video data, and transmit an identifier of each bearer for transmitting the one channel of video data to the bearer.
- the number of the one-way data is correspondingly stored, and the ⁇ is an integer greater than or equal to 1;
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, according to the video data to be looped back
- the identifier of the bearer corresponding to the identifier of the bearer of the video data to be looped back The video data to be looped back, and the video data to be looped back is sent to the cluster terminal;
- the cluster terminal listens to the video data to be looped back.
- a video monitoring system includes: a cluster terminal, a video collection terminal, a base station, a mobility management entity, a service gateway, a packet data network gateway, and a dispatching station;
- the video collection terminal After the video collection terminal negotiates the number of the N-channel video data to be reported, the video collection terminal sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N-channel video data.
- the mobility management entity establishes N evolved packet bearers, and each bearer is used to transmit one of the N channels of video data, where N is an integer greater than or equal to 1;
- the base station After receiving the N-channel video data broadcast by the video collection terminal, the base station configures a monitoring parameter for each video data in the N-channel video data, and sends a monitoring parameter corresponding to each video data in the N-channel video data.
- the base station After receiving the N-channel video data broadcast by the video collection terminal, the base station configures a monitoring parameter for each video data in the N-channel video data, and sends a monitoring parameter corresponding to each video data in the N-channel video data.
- a monitoring parameter corresponding to each video data of the N video data sent by the base station and corresponding to the number of the N video data and the number of each video data in the N video data.
- the monitoring parameter is sent to the cluster terminal, and the N video data is broadcasted; the dispatching station sends the monitoring parameter corresponding to each video data of the N video data to the video collecting terminal;
- the cluster terminal receives the interception indication information sent by the scheduling station, where the interception indication information carries an identifier of the cluster terminal included in each cluster terminal group to be monitored for the video data to be monitored, and each of the All the cluster terminals in the cluster terminal group specify the number of the video data to be monitored; receive the number of the N video data sent by the video collection terminal and the monitoring parameter corresponding to the number of each video data in the N video data;
- the identifier of the cluster terminal of the cluster terminal is identified by the identifier of the cluster terminal included in each cluster terminal group, and the number of the video data to be monitored is specified by all the cluster terminals in each cluster terminal group to confirm the location of the cluster terminal.
- the embodiment of the invention provides a data transmission method, which is uploaded by a receiving video collection terminal.
- the N-channel video data is received by the mobile management entity or the video collection terminal, and the loopback indication information carries the identifier of the bearer of the video data to be looped back, and the identifier of the bearer is collected by the mobile management entity according to the video.
- a bearer setup request of the terminal the identifier of each of the N bearers for transmitting the N-channel video data, where the bearer setup request carries the number of the N-channel video data, and the video data of each channel
- the identifier of the bearer of the video data to be looped back is a mobility management entity or a video collection terminal, and is carried according to the video loopback request of the dispatching station.
- the video data to be looped corresponding to the bearer identifier of the video data to be looped back; the video data to be looped back is sent to the cluster terminal.
- the data that the cluster terminal needs to listen to is directly looped back at the base station, and the transmission delay can be reduced, and the video surveillance video data can be transmitted to the cluster terminal in real time.
- FIG. 1 is a schematic diagram of an embodiment of a method for data transmission according to an embodiment of the present invention
- FIG. 2 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 3 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 4 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 5 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 6 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 7 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 8 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 9 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 10 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 11 is a schematic diagram of another embodiment of a method for data transmission according to an embodiment of the present invention.
- FIG. 12 is a schematic diagram of an embodiment of a base station according to an embodiment of the present disclosure.
- FIG. 13 is a schematic diagram of another embodiment of a base station according to an embodiment of the present disclosure.
- FIG. 14 is a schematic diagram of another embodiment of a base station according to an embodiment of the present disclosure
- FIG. 15 is a schematic diagram of an embodiment of a mobility management entity according to an embodiment of the present invention
- FIG. 16 is a schematic diagram of an embodiment of a scheduling station according to an embodiment of the present invention
- FIG. 17 is a schematic diagram of an embodiment of a video collection terminal according to an embodiment of the present disclosure.
- FIG. 18 is a schematic diagram of another embodiment of a video collection terminal according to an embodiment of the present disclosure.
- FIG. 19 is a schematic diagram of an embodiment of a cluster terminal according to an embodiment of the present disclosure.
- FIG. 20 is a schematic diagram of another embodiment of a cluster terminal according to an embodiment of the present disclosure.
- FIG. 21 is a schematic diagram of another embodiment of a base station according to an embodiment of the present disclosure.
- FIG. 22 is a schematic diagram of an embodiment of a dispatching station according to an embodiment of the present invention. detailed description
- an embodiment of a method for data transmission in an embodiment of the present invention includes:
- the base station receives N video data uploaded by the video collection terminal.
- the video capture terminal in the embodiment of the present invention is equivalent to the camera type device.
- the base station receives the data uploaded by the video capture terminal, and may be one way data or multiple lines of data.
- the video surveillance system based on the trunking communication includes a cluster terminal, a video collection terminal, a base station, a Mobility Management Entity (MME), a Serving Gateway (S-GW: Serving Gateway), and a packet data network gateway ( P-GW: Packet Data Network Gateway and the dispatching station;
- MME Mobility Management Entity
- S-GW Serving Gateway
- P-GW Packet Data Network Gateway and the dispatching station;
- the MME is responsible for establishing the bearer from the video collecting terminal to the P-GW, and the video data collected by the video collecting terminal is transmitted to the dispatching station through the bearer of the video collecting terminal to the P-GW.
- the dispatching station makes a decision according to the received video data, the data to be transmitted back is transmitted to the cluster terminal.
- Such a data transmission process increases the transmission delay and cannot timely transmit the data to the cluster terminal.
- the base station receives the video data uploaded by the video collection terminal, and transmits the received data to the dispatching station from the video collecting terminal to the P-GW through the mobility management entity, and after the scheduling station makes a decision, Instructing the base station to directly loop back a part of the video data to the cluster terminal, so that the video data to be monitored by the cluster terminal is directly looped back at the base station, does not experience the core network, and does not generate a large transmission. Delay.
- a 20-story large hotel each with 10 cameras, which is the video capture terminal mentioned in the embodiment of the present invention.
- the video data collected by each camera is uploaded to the dispatching station through the network, when the dispatching station is The staff found that the video data uploaded by the camera on the 5th floor showed that there was a fire on the 5th floor.
- the dispatcher designated the security personnel from the 3rd to 7th floors to go to the 5th floor to fight the fire.
- the dispatching station instructed the base station to collect the video data of the 5th floor.
- the base station receives the loopback indication information sent by the mobility management entity or the video collection terminal, where the loopback indication information carries the identifier of the bearer of the video data to be looped back.
- the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data, and the bearer setup request carries the N according to the bearer setup request of the video collection terminal.
- the number of the video data, the number of each video data is corresponding to the identifier of the bearer for transmitting the video data, and the identifier of the video data to be looped back is the mobile management entity or the video collection terminal. And determining, according to the number of the video data to be looped, carried in the video loopback request of the dispatching station, the identifier of the bearer of the video data to be looped, wherein the N is an integer greater than or equal to 1;
- the received video data is uploaded to the dispatching station in real time, and the dispatching station determines the data to be looped back according to the received N-channel video data, and sends the data information to be looped back to the base station, which is specifically to be looped back.
- the data information is sent to the base station by the following two schemes:
- the dispatching station After receiving the M video data numbers reported by the video collection terminal, the dispatching station notifies the video collection terminal to report the video data corresponding to the encoding of the specified N video data in the M video data encoding, where the M is greater than or equal to N, The N is an integer greater than or equal to 1; after receiving the N video data uploaded by the video data collecting terminal, confirming the video data to be looped back; sending a video loopback request to the mobile management entity, The video loopback request carries the number of the video data to be looped back;
- the mobility management entity confirms, according to the number of the video data to be looped back, the identifier of the bearer of the video data to be exchanged corresponding to the number of the video data to be looped back;
- the base station confirms the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and sends the video data to be looped back to the cluster terminal according to the identifier of the bearer of the video data to be looped back.
- the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data, and the bearer setup request is carried by the mobility management entity according to the bearer setup request of the video collection terminal. The number of the N-channel video data, the number of each video data corresponding to the identifier of the bearer for transmitting the video data of each channel.
- receiving the loopback indication information sent by the mobility management entity further comprising: receiving a bearer modification request sent by the mobility management entity; modifying the video data transmission bearer, and confirming the identifier of the modified transport bearer and the identifier of the transport bearer before the modification Correspondence. If the base station modifies the bearer, the base station determines the data corresponding to the bearer identifier according to the corresponding relationship between the bearer before the modification and the modified bearer, and determines the correspondence between the video data number and the video data regardless of the number of bearers modified. .
- the video collection terminal initiates a bearer setup request, where the bearer setup request carries the number of the N video data.
- the mobile management entity After receiving the bearer setup request sent by the video capture terminal, the mobile management entity establishes N evolved packet bearers, and each bearer corresponds to one video data. The identifier of each bearer is stored corresponding to the identifier of each video data. In this way, after the mobile management entity receives the video loopback request from the dispatching station, it can search for the number corresponding to the number according to the number of the video data to be looped back. The identity of the bearer, thereby completing the transfer process of the loopback data information from the dispatching station to the base station.
- the scheduling station sends a video loopback request to the video collection terminal.
- the video collection terminal After receiving the video loopback request, the video collection terminal sends a loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back. And confirming, according to the identifier of the bearer of the video data to be looped back, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and sending the video data to be looped back to the cluster terminal.
- the base station determines, according to the identifier of the bearer of the video data to be looped back, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back.
- the loopback indication information carries the loopback indication information carrying the video data to be looped back.
- the base station can confirm the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back according to the identifier of the bearer of the video data to be looped back.
- the base station sends the video data to be looped back to the cluster terminal.
- Step 103 After determining the video data to be looped back, send the video data to be looped back to the cluster terminal.
- the loopback indication information sent by the mobility management entity further carries an identifier of a cluster terminal included in each cluster terminal group that is to listen to the video data to be looped back, and, in each cluster terminal group The number of the video data to be looped back to be monitored by all the cluster terminals;
- the method further includes:
- Temporary Identifier sending the first monitoring indication information to the cluster terminal or sending the first video loopback response to the video collection terminal;
- the first monitoring indication information carries the wireless network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and the required to be monitored by all the cluster terminals in each cluster terminal group.
- the number of the loopback video data is such that the cluster terminal confirms the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located according to the identity of the cluster terminal. And monitoring, by the number of the video data to be looped back, the video data to be looped to be monitored, and using the wireless network temporary identifier to monitor the video data to be looped back;
- the first video loopback response carries the radio network temporary identifier for each video data to be looped back, so that the video collection terminal sends a second video loopback response to the scheduling station, and the second video loopback response Carrying the number of the video data to be looped back and the wireless network temporary identifier of each video data to be looped back, so that the dispatching station sends the second interception indication information to the cluster terminal, where
- the second monitoring indication information carries the wireless network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and the loopback to be monitored by all the cluster terminals in each cluster terminal group.
- the number of the video data is such that the cluster terminal confirms the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located according to the identity of the cluster terminal, according to the location to be monitored.
- the number of the video data to be looped back confirms the video data to be looped back to be monitored, and the video data to be looped back is monitored using the wireless network temporary identifier.
- the information of the first group is: group identifier, such as Groupl; group member : 0,1,2,3;
- group identifier such as Groupl
- group member 0,1,2,3
- the number of the video data to be monitored by the group such as: 3rd floor A area, 3rd floor C area two cameras, coded as 3A and 3C; each RNTI corresponds to a video data number, For example, RNTI_1 corresponds to 3A, and RNTI_2 corresponds to 3C.
- the cluster terminal with the ID 1 detects that the group it is in is Groupl, then it can know that it wants to use RNTI_1 to listen to the video data with the number 3 A, and RNTI_2 to listen to the video data with the number 3C.
- the base station sends the video data to the cluster terminal group only once, and each cluster terminal in the cluster group confirms that all the cluster terminals in the cluster terminal group in which the cluster is located are to be monitored according to the identity of the cluster terminal.
- the number of the video data to be looped back, confirming the video data to be snooped to be monitored according to the number of the video data to be circulated to be monitored, and using the wireless network temporary identifier monitoring station Describe the video data to be looped back.
- the base station receives the N-channel video data uploaded by the video collection terminal, and receives the loopback indication information sent by the mobile management entity or the video collection terminal, where the loopback indication information carries the bearer of the video data to be looped back.
- the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data
- the bearer setup request is carried by the mobility management entity according to the bearer setup request of the video collection terminal.
- the number of the video data of the N-channel is corresponding to the identifier of the bearer for transmitting the video data of each channel, and the identifier of the bearer of the video data to be looped back is a mobile management entity or a video.
- the collecting terminal determines the bearer identifier of the video data to be looped back according to the number of the video data to be looped back in the video loopback request of the dispatching station, and the N is an integer greater than or equal to 1;
- the bearer ID of the loopback video data And confirming video data to be looped corresponding to the identifier of the bearer of the video data to be looped back; and transmitting the video data to be looped back to the cluster terminal.
- the data that the cluster terminal needs to monitor is directly looped back at the base station, and the transmission delay can be reduced, and the video surveillance video data can be transmitted to the cluster terminal in real time.
- another embodiment of the method for data transmission in the embodiment of the present invention includes:
- the mobility management entity receives a bearer setup request sent by the video collection terminal, where the bearer setup request carries the number of the N video data.
- the mobility management entity is responsible for establishing a bearer from the video collection terminal to the P-GW to implement data transmission.
- the difference from the prior art is that the bearer setup request is The number of the N-channel video data.
- the mobility management entity establishes N evolved packet bearers, each bearer is configured to transmit one of the N channels of video data, and transmit an identifier of each bearer for transmitting the one channel of video data to the bearer.
- the number of the one-way data is correspondingly stored, and the N is an integer greater than or equal to 1.
- the mobility management entity When the mobility management entity receives the bearer setup request for several channels of data, it establishes several bearers, each bearer corresponding to one video data, and stores the identifier of each bearer corresponding to the number of each video data.
- the mobility management entity receives a video data loopback request sent by the scheduling station, where the video data loopback request carries the number of the video data to be looped back.
- the dispatching station needs to send the data information to be looped back to the base station, and the mobile management entity can complete the transmission of the data information to be looped back.
- the specific steps can be understood through several steps of 203 ⁇ 205.
- the dispatching station sends a video loopback request to the mobility management entity, and the mobility management entity receives the video data loopback request sent by the dispatching station, where the video data loopback request carries the number of the video data to be looped back.
- the video data loopback request further carries an identifier of a cluster terminal included in each cluster terminal group to be monitored for the video data to be looped back, and all clusters in each cluster terminal group The number of the video data to be looped back to be monitored by the terminal.
- the mobile management entity receives the video data loopback request sent by the dispatching station, where the video data loopback request carries the number of the video data to be looped back according to the number of the video data to be looped back. From the correspondence between the number of the stored video data and the identifier of the bearer, an identifier of the bearer corresponding to the number of the video data to be looped back is found.
- the corresponding relationship between the number of the video data and the identifier of the bearer is already stored, so that the identifier corresponding to the number of the video data to be looped back can be found according to the number of the video data to be looped back.
- the mobility management entity sends the loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station performs the identifier of the bearer according to the video data to be looped back. And confirming the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and transmitting the video data to be looped back to the cluster terminal.
- the loopback indication information further carries an identifier of a cluster terminal included in each cluster terminal group of the video data to be looped back, and all cluster terminals in each cluster terminal group are required to be The number of the video data to be looped back.
- the method further includes: sending a bearer modification request to the base station, causing the base station to modify the video data transmission bearer, and confirming the correspondence between the modified transport bearer identifier and the identifier of the transport bearer before the modification.
- the mobility management entity receives the bearer setup request sent by the video collection terminal, where the bearer setup request carries the number of the N video data; and the N evolved packet bearers are established, and each bearer is used to transmit the N One of the video data, and the identifier of each bearer for transmitting the one-way video data is stored corresponding to the number of the one-way data transmitted on the bearer, where N is an integer greater than or equal to 1; a video data loopback request sent by the station, the video data loopback request carrying the number of the video data to be looped back; according to the number of the video data to be looped back, from the number and bearer of the stored video data In the corresponding relationship of the identifier, the identifier of the bearer corresponding to the number of the video data to be looped back is found; the loopback indication information is sent to the base station, and the loopback indication information carries the found video to be looped back The identifier of the bearer of the data, so that
- another embodiment of the method for data transmission in the embodiment of the present invention includes:
- the scheduling station After receiving the M video data numbers reported by the video collection terminal, the scheduling station notifies the video collection terminal to report the video data corresponding to the encoding of the specified N video data in the M video data encoding, where the M is greater than or equal to N. , N is an integer greater than or equal to 1.
- the video collection terminal first negotiates with the dispatching station which channel video number data is reported, reports the resolution of the video data, compresses the encoding mode, the code rate, etc., if the M video data numbers reported by the video collecting terminal, the dispatching station decides to give way.
- the video data corresponding to the encoding of the N video data in the M video data encoding is reported, and the scheduling station sends the encoding of the N video data, and specifies the resolution when the video data is reported, and the compression encoding mode and the code. Rate and so on.
- the dispatching station After receiving the N channel video data uploaded by the video data collecting terminal, the dispatching station confirms the video data to be looped back.
- the video collecting terminal After receiving the reporting indication sent by the dispatching station, the video collecting terminal transmits the N video data specified by the dispatching station to the resolution specified by the dispatching station, compresses the encoding mode, and reports the rate rate, and the dispatching station receives the N path uploaded by the video data collecting terminal. After the video data, the video data to be looped back is confirmed based on the information in the video data.
- the dispatching station is equivalent to a main station, similar to a command headquarters.
- a dispatching station of a 20-story hotel video data monitored by each camera in the hotel can be received. Or other emergencies are that you can direct the nearest staff to perform.
- the mobile management entity or the video collection terminal confirms the identifier of the bearer of the video data to be exchanged corresponding to the number of the video data to be looped back according to the number of the video data to be looped back;
- the base station confirms the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and sends the video data to be looped back to the cluster terminal according to the identifier of the bearer of the video data to be looped back.
- the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data, and the bearer setup request is carried by the mobility management entity according to the bearer setup request of the video collection terminal. Number of N-channel video data, the number of each video data and used for transmission The identifier of the bearer of each video data corresponds to.
- the scheduling station after receiving the M video data numbers reported by the video collection terminal, notifies the video collection terminal to report the video data corresponding to the encoding of the specified N video data in the M video data encoding, M is greater than or equal to N, and the N is an integer greater than or equal to 1; after receiving the N video data uploaded by the video data collecting terminal, confirming the video data to be looped back; sending a video loopback request to the mobile management entity or the video collecting terminal, The video loopback request carries the number of the video data to be looped back, so that the mobility management entity or the video collection terminal confirms the video data to be looped back according to the number of the video data to be looped back.
- Video data, the video data to be looped back is sent to the cluster terminal, and the identifier of the bearer is collected by the mobile management entity according to the video.
- a bearer setup request an identifier for each bearer of the N bearers for transmitting the N-channel video data, where the bearer setup request carries the number of the N-channel video data, where each video data is The number corresponds to an identifier of a bearer for transmitting each of the video data.
- the data required by the cluster terminal is directly looped back at the base station, and the transmission delay can be reduced, and the video surveillance video data can be transmitted to the cluster terminal in real time.
- the method further includes: receiving a video loopback response sent by the video collection terminal, where the video loopback response carries the video data to be looped back. a number and a wireless network temporary identifier corresponding to the number; sending, to the cluster terminal, second interception indication information, where the second interception indication information carries the wireless network temporary identifier, the cluster included in each cluster terminal group
- the identifier of the terminal and the number of the video data to be looped back to be monitored by all the cluster terminals in each cluster terminal group, so that the cluster terminal confirms the cluster terminal group in which the cluster terminal belongs according to the identity of the cluster terminal.
- another embodiment of the method for data transmission in the embodiment of the present invention includes: 401. After the video collection terminal and the dispatching station negotiate the number of the N-channel video data to be reported, send the N-channel video data corresponding to the number of the N-channel video data to the base station, and send a bearer setup request to the mobility management entity, where The number of the N-channel video data carried in the bearer setup request.
- the N-channel video data corresponding to the number of the N-channel video data is sent to the base station, and the bearer is sent to the mobility management entity.
- the video collection terminal receives a video loopback request sent by the scheduling station, where the video loopback request carries the number of the video data to be looped back.
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, and the base station confirms the ring with the identifier of the bearer of the video data to be looped back.
- the video data to be looped corresponding to the bearer identifier of the returned video data is sent to the cluster terminal for the video data to be looped back.
- the second video loopback response carrying the number of the video data to be looped back and the wireless network temporary identifier of each video data to be looped back
- the dispatching station sends the second interception indication information to the cluster terminal, where the second interception indication information carries the wireless network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and each cluster terminal group
- the number of the video data to be looped back to be monitored by all the cluster terminals in the group, so that the cluster terminal confirms that all the cluster terminals in the cluster terminal group in which the cluster terminal is located are to be monitored according to the identity of the cluster terminal.
- the number of the loopback video data confirming the video data to be looped to be monitored according to the number of the video data to be circulated to be monitored, using the wireless network
- the temporary identifier listens to the video data to be looped back.
- the N-channel video data corresponding to the number of the N-channel video data is sent to the base station, and the bearer establishment is sent to the mobility management entity.
- the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit one of the N channels of video data, and The identifier of each bearer for transmitting the one-way video data is stored corresponding to the number of the one-way data transmitted on the bearer; receiving a video loopback request sent by the dispatching station, where the video loopback request carries a ring The number of the returned video data; the identifier of the bearer of the video data to be looped back according to the number of the video data to be looped back carried in the video loopback request of the dispatching station; sending the loopback indication information to the base station, The loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station according to the bearer of the video data to be looped back And confirming that the video data to be looped corresponding to the identifier of the bearer of the video data to be looped
- the data required by the cluster terminal is directly looped back at the base station, and the transmission delay can be reduced, and the video surveillance video data can be transmitted to the cluster terminal in real time.
- FIG. 5 Another embodiment of the method for data transmission in the embodiment of the present invention includes:
- the video collection terminal sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit the One way in the N-channel video data.
- the video collection terminal receives the monitoring parameter corresponding to each video data in the N video data sent by the base station, and corresponds the number of the N video data to the number of each video data in the N video data.
- the listening parameters are sent to the cluster terminal.
- the cluster terminal monitors the video data to know the location of the video data.
- the listening parameter is actually configured by the base station to the video collection terminal, including the location of the resource, the transmit power, the modulation and coding mode, etc., that is, the resource is semi-static in the industry. Adjust the content of the strategy, each channel video will have corresponding listening parameters.
- the video collection terminal broadcasts the N-channel video data.
- the video collection terminal broadcasts the N-channel video data, and causes the dispatching station to send the monitoring indication information to the cluster terminal according to the N-channel video data, where the monitoring indication information carries the video data specified to be monitored in the N-channel video data.
- Numbering so that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found listening parameter of the video data to be monitored to be monitored.
- the bearer setup request is sent to the mobility management entity, where the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used for the transport station.
- a channel in the N-channel video data receiving a monitoring parameter corresponding to each video data in the N-channel video data sent by the base station, and numbering the N-channel video data and each video in the N-channel video data
- the monitoring parameter corresponding to the number of the data is sent to the cluster terminal; the N-channel video data is broadcasted, and the dispatching station sends the monitoring indication information to the cluster terminal according to the N-channel video data, where the monitoring indication information carries the N-channel video.
- the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found designation to The listening parameter of the monitored video data, and the video data specified to be monitored is monitored.
- the data transmission method provided by the embodiment of the present invention, the video collection terminal broadcasts video data, and the cluster terminal only listens to the data indicated by the dispatching station according to the instruction of the dispatching station, so that no transmission occurs. The delay does not require one data to be sent twice, which effectively improves the spectrum utilization.
- the method further includes: receiving, by the base station, the monitoring parameter corresponding to the adjusted N-channel video data; sending the number of the N-channel video data and the adjusted N-video
- the monitoring parameter corresponding to the number of the data is sent to the cluster terminal, so that the cluster terminal searches for the adjusted monitoring parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the search to Adjusted listener parameter, listen to the specified listener Video data.
- another embodiment of the method for data transmission in the embodiment of the present invention includes:
- the cluster terminal receives the interception indication information sent by the scheduling station, where the interception indication information carries an identifier of the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored, and each of the All cluster terminals in the cluster terminal group specify the number of the video data to be monitored.
- the cluster terminal receives the number of the N-channel video data sent by the video collection terminal and the monitoring parameter corresponding to the number of each video data in the N-channel video data.
- the cluster terminal specifies, according to the identifier of the cluster terminal, the identifier of the cluster terminal included in each cluster terminal group, and all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored. Confirming the number of the video data to be monitored that all cluster terminals in the cluster terminal group in which it is located are listening.
- the cluster terminal searches for a listening parameter corresponding to the number of the specified video data to be monitored according to the number of the video data that is to be monitored.
- the cluster terminal monitors the specified video data to be monitored by using the found listening parameter that specifies the video data to be monitored.
- the method when the cluster terminal monitors the specified video data to be monitored, the method further includes: monitoring a channel quality of the video collection terminal; transmitting the channel quality to the base station, and causing the base station to reconfigure the channel quality according to the channel quality.
- the listening parameter corresponding to the number of the N-channel video data.
- the interception indication information sent by the scheduling station is received, where the interception indication information carries an identifier of a cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored, and All the cluster terminals in each cluster terminal group specify the number of the video data to be monitored; receive the number of the N video data sent by the video collection terminal and the monitoring parameter corresponding to the number of each video data in the N video data.
- the video collection terminal broadcasts video data, and the cluster terminal only listens to the data indicated by the dispatching station according to the instruction of the dispatching station, so that no transmission occurs. The delay does not require one data to be sent twice, which effectively improves the spectrum utilization.
- another embodiment of the method for data transmission in the embodiment of the present invention includes:
- the base station receives N channels of video data broadcast by the video collection terminal.
- the base station can monitor the video data broadcast by the video collection terminal, and then upload the monitored video data to the dispatching station.
- the base station configures a listening parameter for each video data in the N video data.
- the monitoring parameters configured by the base station to the video collection terminal include the location of the resource, the transmission power, the modulation and coding mode, and the like, which is also the content of the resource semi-static adjustment strategy commonly used in the industry, and each video data has corresponding listening parameters. .
- the base station sends, to the video collection terminal, a monitoring parameter corresponding to each video data in the N video data.
- the base station sends the monitoring parameter corresponding to each video data in the N video data to the video collection terminal, so that the video collection terminal monitors the number of the N video data and the number of each video data in the N video data.
- the parameter is sent to the cluster terminal, so that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found video data to be monitored. Listening parameters, listening to the specified video data to be monitored.
- the N video data broadcasted by the video capture terminal is received; a monitoring parameter is configured for each video data in the N video data; and each video data in the N video data is sent.
- the monitoring parameter is sent to the video collection terminal, so that the video collection terminal sends the number of the N video data and the monitoring parameter corresponding to the number of each video data in the N video data to the cluster terminal; Specify the number of the video data to be monitored, find the finger
- the listening parameter corresponding to the number of the video data to be monitored is used to monitor the specified video data to be monitored by using the searched listening parameter specifying the video data to be monitored.
- the video collection terminal broadcasts video data
- the cluster terminal only listens to the data indicated by the dispatching station according to the instruction of the dispatching station, so that no transmission occurs.
- the delay does not require one data to be sent twice, which effectively improves the spectrum utilization.
- the method provided by the embodiment of the present invention further includes: receiving a channel quality of the video collection terminal sent by the cluster terminal, and adjusting, according to a channel quality of the video collection terminal, a monitoring parameter corresponding to the number of the N video data, and The monitoring parameter corresponding to the number of the adjusted N-channel video data is sent to the video collection terminal, so that the video collection terminal adjusts the number of the N-channel video data and the number of each video data in the N-channel video data.
- the monitoring parameter is sent to the cluster terminal, so that the cluster terminal searches for the adjusted monitoring parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found
- the adjusted listening parameter of the video data to be monitored is monitored, and the specified video data to be monitored is monitored.
- the dispatching station receives N channels of video data.
- the dispatching station receives the N-channel video data reported by the video collection terminal.
- the scheduling station sends the monitoring indication information to the cluster terminal, where the interception indication information carries an identifier of the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored, and each cluster All the cluster terminals in the terminal group specify the number of the video data to be monitored; the dispatching station sends the monitoring indication information to the cluster terminal, so that the cluster terminal confirms all the clusters in the cluster terminal group in which it is located according to the identity of its cluster terminal.
- the number of the video data to be monitored by the terminal to be monitored searching for the listening parameter corresponding to the number of the specified video data to be monitored according to the number of the video data to be monitored; using the found Specifies the listening parameter of the video data to be monitored, and listens to the specified video data to be monitored.
- the monitoring parameter is that after the base station receives the N-channel video data broadcast by the video collection terminal, the number of the sent N-channel video data and the monitoring parameter corresponding to the number of each video data in the N-channel video data are sent to the video terminal.
- the video collection terminal numbers the N-channel video data and the N-channel video
- the interception parameter corresponding to the number of each video data in the data is sent to the cluster terminal.
- the monitoring indication information is sent to the cluster terminal, where the monitoring indication information carries the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored. Identifying, and all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored, so that the cluster terminal confirms all cluster terminals in the cluster terminal group in which it is located according to the identity of its own cluster terminal.
- the listening parameter is a number of the N-channel video data sent by the base station after receiving the N-channel video data broadcast by the video collecting terminal.
- the monitoring parameter corresponding to the number of each video data in the N-channel video data is given to the video terminal.
- the video collection terminal transmits the monitoring parameter corresponding to the number of the N video data and the number of each video data in the N video data to the cluster terminal.
- the video collection terminal broadcasts video data
- the cluster terminal only listens to the data indicated by the dispatching station according to the instruction of the dispatching station, so that no transmission occurs.
- the delay does not require one data to be sent twice, which effectively improves the spectrum utilization.
- another embodiment of a method for data transmission provided by an embodiment of the present invention includes:
- the video collection terminal reports the video data transmission parameter to the dispatching station.
- the data transmission parameters include resolution, compression coding mode and code rate, and the number of video data.
- the dispatching station specifies parameters for reporting video data.
- the dispatching station After receiving the video data transmission parameters reported by the multiple video collection terminals, the dispatching station specifies that the video collection terminal reports the video data at a specified resolution and a transmission code rate; for example, when the dispatching station receives the video collection terminal 20 to report After the parameters of the video data, each video code is from 1 to 20, and the dispatching station can specify 4 to 6 channels of video data to be reported.
- the video collection terminal sends a bearer setup request to the mobility management entity.
- the mobility management entity establishes a bearer from the video collection terminal to the service gateway.
- the video collection terminal uploads video data to the dispatching station in real time.
- the dispatching station makes a loopback decision based on the received video data, and confirms the video data to be looped back.
- the dispatching station sends a video loopback request to the mobility management entity.
- the video loopback request carries the number of the video data to be looped back, so that the mobility management entity confirms the corresponding number of the video data to be looped back according to the number of the video data to be looped back. And determining, by the base station, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, according to the identifier of the bearer of the video data to be looped back, The cluster terminal sends the video data to be looped back, and the identifier of the bearer is that each of the N bearers used to transmit the N video data is established by the mobility management entity according to the bearer setup request of the video capture terminal. And an identifier, where the bearer setup request carries the number of the N-channel video data, where the number of each video data corresponds to an identifier of a bearer used to transmit the video data of each channel.
- the mobility management entity sends the loopback indication information to the base station, and simultaneously sends the bearer modification request.
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, and the identifier of the bearer is the N used by the mobility management entity to transmit the N channel video data according to the bearer setup request of the video collection terminal.
- An identifier of each bearer in the bearer where the bearer setup request carries a number of the N-channel video data, where the number of each video data corresponds to an identifier of a bearer for transmitting the video data of each channel,
- the bearer of the video data to be looped back is the mobility management entity or the video collection terminal, and the video data to be looped back is determined according to the number of the video data to be looped back carried in the video loopback request of the dispatching station.
- Identification, the N is an integer greater than or equal to 1;
- the loopback indication information sent by the mobility management entity further carries an identifier of a cluster terminal included in each cluster terminal group that is to listen to the video data to be looped back, and, in each cluster terminal group The number of the video data to be looped back to be monitored by all cluster terminals.
- A10 The base station modifies the bearer, and saves the correspondence between the modified bearer identifier and the identifier of the bearer before the modification.
- the base station sends a bearer modification response message to the mobility management entity.
- the base station sends the first interception indication information to the cluster terminal.
- the first monitoring indication information carries the wireless network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and the required to be monitored by all the cluster terminals in each cluster terminal group.
- the number of the loopback video data is such that the cluster terminal confirms the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located according to the identity of the cluster terminal.
- the number of the video data to be looped back to be monitored confirms the video data to be looped back to be monitored, and the video data to be looped back is monitored using the wireless network temporary identifier.
- the video collection terminal sends video data to the base station.
- the base station uploads all the video collection data received to the dispatching station.
- the base station confirms the video data to be looped corresponding to the identifier of the bearer according to the identifier of the bearer, and sends the video data to be looped back to the cluster terminal.
- Steps B1 to B7 in the embodiment of the present invention are the same as steps A1 to A7 in FIG. 9 above, and details are not described herein again. .
- the dispatching station sends a video loopback request to the video collection terminal.
- the video loopback request carries the number of the video data to be looped back, so that the video collection terminal confirms the corresponding number of the video data to be looped back according to the number of the video data to be looped back. And determining, by the base station, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, according to the identifier of the bearer of the video data to be looped back, The cluster terminal sends the video data to be looped back, and the identifier of the bearer is that each of the N bearers used to transmit the N video data is established by the mobility management entity according to the bearer setup request of the video capture terminal. And an identifier, where the bearer setup request carries the number of the N-channel video data, where the number of each video data corresponds to an identifier of a bearer used to transmit the video data of each channel.
- the video collection terminal sends the loopback indication information to the base station.
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, and the identifier of the bearer is the N used by the mobility management entity to transmit the N channel video data according to the bearer setup request of the video collection terminal.
- the identifier of the bearer of the video data to be looped back is a mobility management entity or a video collection terminal, and the loopback is determined according to the number of the video data to be looped back carried in the video loopback request of the dispatcher.
- the identifier of the bearer of the video data where N is an integer greater than or equal to 1.
- the base station sends a first video loopback response to the video collection terminal.
- the first video loopback response carries the radio network temporary identifier for each video data to be looped back, so that the video collection terminal sends a second video loopback response to the scheduling station, and the second video loopback response Carrying the number of the video data to be looped back and the wireless network temporary identifier of each video data to be looped back, so that the dispatching station sends the second monitoring indication information to the cluster terminal, where the second monitoring indication information is Carrying the wireless network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and the number of the video data to be looped to be monitored by all cluster terminals in each cluster terminal group And causing the cluster terminal to confirm, according to the identifier of the cluster terminal, the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located, according to the loopback to be monitored.
- the number of the video data confirms the video data to be looped back to be monitored, and listens to the video data to be loop
- the video collection terminal sends a second video loopback response to the scheduling station.
- the second video loopback response carries the number of the video data to be looped back and the wireless network temporary identifier of each video data to be looped back, so that the dispatching station sends the second interception indication information to the cluster terminal.
- the second interception indication information carries the radio network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and the all the cluster terminals in each cluster terminal group to be monitored.
- the number of the video data to be looped back so that the cluster terminal confirms the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal group is located according to the identity of the cluster terminal.
- the number of the video data to be looped to be monitored confirms the video data to be looped back to be monitored, and the video data to be looped back is monitored using the wireless network temporary identifier.
- the dispatching station sends the second interception indication information to the cluster terminal.
- the second interception indication information carries the radio network temporary identifier, the identifier of the cluster terminal included in each cluster terminal group, and the required to be monitored by all the cluster terminals in each cluster terminal group.
- the number of the loopback video data is such that the cluster terminal determines according to the identity of its own cluster terminal. Recognizing the number of the video data to be looped to be monitored by all the cluster terminals in the cluster terminal group in which the cluster terminal is located, and confirming the to-be-monitored according to the number of the video data to be looped to be monitored.
- the video collection terminal sends video data to the base station.
- the base station uploads all the video collection data received to the dispatching station.
- the base station confirms the video data to be looped corresponding to the identifier of the bearer according to the identifier of the bearer, and sends the video data to be looped back to the cluster terminal.
- another embodiment of the data transmission method provided by the embodiment of the present invention includes:
- the embodiment of the present invention different from the loopback scheme corresponding to the foregoing FIG. 9 and FIG. 10, the embodiment uses a broadcast scheme to transmit video data.
- the steps C1 to C2 are the same as the steps A1 to A2 in the above-mentioned FIG. 9, and will not be described in detail again.
- the video collection terminal sends a bearer setup request to the mobility management entity.
- the mobility management entity establishes a bearer from the video collection terminal to the service gateway.
- the video collection terminal uploads video data to the dispatching station in real time.
- the dispatching station makes a video data monitoring decision according to the received video data.
- the dispatching station sends the monitoring indication information to the cluster terminal.
- the interception indication information carries an identifier of a cluster terminal included in each cluster terminal group to be monitored for video data to be monitored, and all cluster terminals in each cluster terminal group are designated to be monitored.
- the number of the video data is such that the cluster terminal confirms the number of the video data to be monitored to be monitored by all the cluster terminals in the cluster terminal group in which the cluster terminal is located according to the identity of the cluster terminal; a number of the video data, searching for a listening parameter corresponding to the number of the specified video data to be monitored; and using the found listening parameter that specifies the video data to be monitored, and listening to the specified video data to be monitored;
- the monitoring parameter is sent after the base station receives the N channel video data broadcast by the video collection terminal.
- the number of the N-channel video data and the monitoring parameter corresponding to the number of each of the N-channel video data are given to the video terminal, and the number of the N-channel video data and the N-channel video data are respectively used by the video collection terminal.
- the monitoring parameter corresponding to the number of the road video data is sent to the cluster terminal.
- the video collection terminal sends, to the cluster terminal, the number of the N-channel video data and the monitoring parameter corresponding to the number of each video data in the N-channel video data.
- the monitoring parameter corresponding to the number of the video data is configured by the base station for the video collection terminal.
- the video collection terminal broadcasts video data.
- the dispatching station Broadcasting the N-channel video data, and causing the dispatching station to send the monitoring indication information to the cluster terminal according to the N-channel video data, where the monitoring indication information carries the number of the video data to be monitored in the N-channel video data, so that The cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found listening parameter that specifies the video data to be monitored to monitor the designation.
- the video data to be monitored is
- the video data broadcast by the video collection terminal can be monitored by the cluster terminal and the base station. After the base station monitors it, the video data is reported to the dispatching station.
- the cluster terminal may also monitor the channel quality and feed back the monitored channel quality to the base station.
- the base station may re-allocate the monitoring parameters.
- the base station re-allocates the monitoring parameters for the video collection terminal.
- This process is actually a base station triggering radio resource control (RRC, Radio Resource).
- RRC radio resource control
- the video collection terminal sends a re-allocation completion response to the base station.
- the video collection terminal sends the re-matched monitoring parameter to the cluster terminal, so that the cluster terminal uses the re-matched listening parameter to monitor the video data of the specified monitoring.
- the video collection terminal broadcasts video data.
- a base station provided by an embodiment of the present invention includes:
- the receiving unit 901 is configured to receive N video data uploaded by the video collection terminal, and receive the mobile The loopback indication information sent by the management entity or the video collection terminal, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, and the identifier of the bearer is established by the mobility management entity according to the bearer establishment request of the video collection terminal.
- the identifier of the bearer of the video data to be looped back is a mobility management entity or a video collection terminal, and the video data to be looped back according to the video loopback request of the dispatcher Number, the identifier of the bearer of the video data to be looped back, the N being an integer greater than or equal to 1;
- the acknowledgment unit 902 is configured to confirm, according to the identifier of the bearer of the video data to be looped back received by the receiving unit 901, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back;
- the sending unit 903 is configured to send, to the cluster terminal, the video data to be looped back confirmed by the confirming unit 902.
- the receiving unit 901 receives the N-channel video data uploaded by the video collection terminal, and receives the loopback indication information sent by the mobility management entity or the video collection terminal, where the loopback indication information carries the video data to be looped back.
- An identifier of the bearer where the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data, and the bearer setup request is sent by the mobility management entity according to the bearer setup request of the video capture terminal.
- Carrying the number of the N-channel video data, the number of each video data corresponding to the identifier of the bearer for transmitting the video data of each channel, and the identifier of the bearer of the video data to be looped back is the mobility management entity Or the video collection terminal, according to the number of the video data to be looped back in the video loopback request of the dispatching station, the identifier of the bearer of the video data to be looped back, the N being an integer greater than or equal to 1; 902, according to the identifier of the bearer of the video data to be looped back received by the receiving unit 901, confirming that the loopback is to be Identifying audio data corresponding to the carrier ring back video data; transmission unit 903 transmits the acknowledgment to the terminal cluster video data unit 902 to be confirmed loopback.
- the base station provided by the embodiment of the present invention can reduce the d, the transmission delay, and transmit the video surveillance video data to the cluster terminal in real time.
- another embodiment of the base station provided by the embodiment of the present invention includes:
- the allocating unit 904 is configured to allocate a wireless network temporary identifier to each video data to be looped back confirmed by the confirming unit;
- the sending unit 903 is further configured to send the first interception indication information to the cluster terminal or send a first video loopback response to the video collection terminal, where the first interception indication information carries the wireless network temporary identifier, each of the The identifier of the cluster terminal included in the cluster terminal group and the number of the video data to be looped back to be monitored by all the cluster terminals in each cluster terminal group, so that the cluster terminal confirms according to the identity of the cluster terminal.
- the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located, and the number of the video data to be looped back to be monitored is confirmed according to the number of the video data to be monitored.
- the loopback video data is used to monitor the video data to be looped back using the wireless network temporary identifier; the first video loopback response carries the wireless network temporary identifier assigned to each video data to be looped back. And causing the video collection terminal to send a second video loopback response to the scheduling station, where the second video loopback response carries the video data to be looped back.
- the number and the wireless network temporary identifier of each of the video data to be looped back so that the dispatching station sends the second interception indication information to the cluster terminal, where the second interception indication information carries the wireless network temporary identifier, each of the The identifier of the cluster terminal included in the cluster terminal group and the number of the video data to be looped back to be monitored by all the cluster terminals in each cluster terminal group, so that the cluster terminal confirms according to the identity of the cluster terminal.
- the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located, and the number of the video data to be looped back to be monitored is confirmed according to the number of the video data to be monitored. Looping the video data, using the wireless network temporary identifier to listen to the video data to be looped back.
- another embodiment of the base station provided by the embodiment of the present invention includes:
- the first receiving unit 901 is further configured to receive a bearer modification request sent by the mobility management entity, and the bearer modification unit 905 is configured to modify the video data transmission bearer after the first receiving unit 901 receives the bearer modification request;
- the first confirming unit 902 is further configured to confirm the correspondence between the identifier of the modified transmission bearer of the bearer modification unit 905 and the identifier of the transport bearer before the modification.
- an embodiment of a mobility management entity provided by an embodiment of the present invention includes:
- the receiving unit 1001 is configured to receive a bearer setup request sent by the video collection terminal, where the bearer setup request carries the number of the N video data.
- the bearer establishing unit 1002 is configured to establish, after the receiving unit 1001 receives the bearer setup request, N evolved packet bearers, where each bearer is used to transmit one of the N channels of video data;
- the storage unit 1003 is configured to store, after the bearer establishing unit 1002 establishes a bearer, an identifier of each bearer for transmitting the one-way video data, and a number of the one-way data transmitted on the bearer, where N is an integer greater than or equal to 1;
- the receiving unit 1001 is further configured to receive a video data loopback request sent by the scheduling station, where the video data loopback request carries the number of the video data to be looped back;
- the searching unit 1004 is configured to search for the loopback from the correspondence between the number of the stored video data and the identifier of the bearer according to the number of the video data to be looped back received by the receiving unit 1001.
- the identifier of the bearer corresponding to the number of the video data;
- the sending unit 1005 is configured to send the loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station performs the bearer according to the video data to be looped back. And identifying, to the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, transmitting the video data to be looped back to the cluster terminal.
- the receiving unit 1001 receives the bearer setup request sent by the video collection terminal, where the bearer setup request carries the number of the N video data.
- the bearer establishing unit 1002 receives the bearer setup request. Establishing N evolved packet bearers, each bearer is used for transmitting one of the N channels of video data; after the bearer establishing unit 1002 establishes a bearer, the storage unit 1003 will each bearer for transmitting the one channel of video data.
- the identifier is associated with the number of the one-way data transmitted on the bearer, and the N is an integer greater than or equal to 1; the receiving unit 1001 is further configured to receive a video data loopback request sent by the dispatching station, where The video data loopback request carries the number of the video data to be looped back; the searching unit 1004 uses the number of the stored video data and the identifier of the bearer according to the number of the video data to be looped back received by the receiving unit 1001.
- the sending unit 1005 is configured to: Sending the loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station confirms according to the identifier of the bearer of the video data to be looped back. And the video data to be looped back corresponding to the identifier of the bearer of the video data to be looped back, and the video data to be looped back is sent to the cluster terminal.
- the mobility management entity provided by the embodiment of the present invention can reduce the transmission delay and transmit the video surveillance video data to the cluster terminal in real time.
- the sending unit 1005 is further configured to send a bearer modification request to the base station, so that the base station modifies the video data transmission bearer, and confirms the correspondence between the modified transport bearer identifier and the identifier of the transport bearer before the modification.
- an embodiment of a dispatching station provided by an embodiment of the present invention includes:
- the receiving unit 2001 is configured to: after receiving the M video data numbers reported by the video collection terminal, notify the video collection terminal to report the video data corresponding to the encoding of the specified N video data in the M video data encoding, where the M is greater than Equal to N, the N is an integer greater than or equal to 1; and receives N video data uploaded by the video data collecting terminal,
- the confirmation unit 2002 is configured to confirm, after the receiving unit 2001 receives the N video data uploaded by the video data collecting terminal, the video data to be looped back;
- the sending unit 2003 is configured to send a video loopback request to the mobility management entity or the video collection terminal after the confirmation unit 2002 confirms the video data to be looped back, where the video loopback request carries the video data to be looped back And the number of the video data of the video data to be looped back according to the number of the video data to be looped back, so that the mobility management entity or the video collection terminal confirms the identifier of the bearer of the video data to be exchanged corresponding to the number of the video data to be looped back.
- the base station confirms the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and sends the video data to be looped back to the cluster terminal according to the identifier of the bearer of the video data to be looped back.
- the identifier of the bearer is an identifier of each of the N bearers that are used to transmit the N-channel video data
- the bearer setup request is carried by the mobility management entity according to the bearer setup request of the video capture terminal.
- the receiving unit 2001 after receiving the M video data numbers reported by the video collection terminal, notifies the video collection terminal to report the video data corresponding to the encoding of the specified N video data in the M video data encoding.
- M is greater than or equal to N, and the N is an integer greater than or equal to 1;
- the confirming unit 2002 confirms the video data to be looped after receiving the N video data uploaded by the video data collecting terminal, and the sending unit 2003 is in the confirming unit.
- the video loopback request is sent to the mobile management entity or the video collection terminal, and the video loopback request carries the number of the video data to be looped back, so that the mobility management entity or
- the video capture terminal confirms the identifier of the bearer of the video data to be exchanged corresponding to the number of the video data to be looped back according to the number of the video data to be looped back, so that the base station according to the video data to be looped back And the video data to be looped back to the cluster terminal, where the identifier of the bearer is the mobile management entity according to the video data to be looped back corresponding to the identifier of the bearer of the video data to be looped back.
- the scheduling station provided by the embodiment of the present invention can reduce the transmission delay and transmit the video surveillance video data to the cluster terminal in real time.
- another embodiment of the dispatching station provided by the embodiment of the present invention includes:
- the receiving unit 2001 is configured to receive a video loopback response sent by the video collection terminal, where the video loopback response carries the number of the video data to be looped back and the wireless network temporary identifier corresponding to the number.
- the sending unit 2003 is configured to: after the receiving unit receives the video loopback response, send the second interception indication information to the cluster terminal, where the second interception indication information carries the wireless network temporary identifier, each of the The identifier of the cluster terminal included in the cluster terminal group and the number of the video data to be looped back to be monitored by all the cluster terminals in each cluster terminal group, so that the cluster terminal confirms according to the identity of the cluster terminal.
- the number of the video data to be looped back to all the cluster terminals in the cluster terminal group in which the cluster terminal is located, and the number of the video data to be looped back to be monitored is confirmed according to the number of the video data to be monitored. Looping the video data, using the wireless network temporary identifier to listen to the video data to be looped back.
- an embodiment of a video collection terminal includes:
- the sending unit 3001 is configured to, after negotiating with the dispatching station, the number of the N video data to be reported,
- the base station sends the N-channel video data corresponding to the number of the N-channel video data, and sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N-channel video data, so that the mobility management entity establishes N.
- Evolved packet bearers each bearer is configured to transmit one of the N channels of video data, and each of the identifiers of the bearers for transmitting the one channel of video data and the one channel of data transmitted on the bearer The number corresponds to the storage;
- the receiving unit 3002 is configured to receive a video loopback request sent by the scheduling station, where the video loopback request carries the number of the video data to be looped back;
- a determining unit 3003 configured to determine, according to the number of the video data to be looped, carried in the video loopback request received by the receiving unit 3002, the identifier of the bearer of the video data to be looped back;
- the sending unit 3001 is further configured to send the loopback indication information to the base station, where the loopback indication information carries the identifier of the bearer of the video data to be looped back, so that the base station according to the identifier of the bearer of the video data to be looped back And confirming the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back, and transmitting the video data to be looped back to the cluster terminal.
- the transmitting unit 3001 sends the N-channel video data corresponding to the number of the N-channel video data to the base station, and sends the bearer to the mobility management entity.
- the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit one of the N channels of video data, and And storing, by the receiving unit 3002, a video loopback request sent by the scheduling station, the video loopback request, where the identifier of each bearer for transmitting the one-way video data is corresponding to the number of the one-way data transmitted on the bearer; Carrying the number of the video data to be looped back; the determining unit 3003 determines the bearer of the video data to be looped back according to the number of the video data to be looped carried in the video loopback request received by the receiving unit 3002.
- the sending unit 3001 sends the loopback indication information to the base station, and the loopback indication information carries the number of videos to be looped back. And determining, by the base station, the video data to be looped corresponding to the identifier of the bearer of the video data to be looped back according to the identifier of the bearer of the video data to be looped back, and sending the video data to the cluster terminal The video data to be looped back.
- the video collection terminal provided by the embodiment of the present invention can reduce the transmission delay and transmit the video surveillance video data to the cluster terminal in real time.
- the video collection terminal provided by the embodiment of the present invention Another embodiment includes:
- the receiving unit 3002 is further configured to receive a first video loopback response sent by the base station, where the first video loopback response carries the radio network temporary identifier assigned to each video data to be looped back;
- the unit 3001 is further configured to: after the receiving unit 3002 receives the first video loopback response, send a second video loopback response to the scheduling station, where the second video loopback response carries the each loopback The number of the video data and the wireless network temporary identifier of each of the video data to be looped back, so that the dispatching station sends the second interception indication information to the cluster terminal, where the second interception indication information carries the temporary identifier of the wireless network
- the identifier of the cluster terminal included in each cluster terminal group and the number of the video data to be looped back to be monitored by all the cluster terminals in each cluster terminal group, so that the cluster terminal according to its own cluster terminal
- the identifier identifies the number of the video data to be looped back to all the cluster terminals in the cluster terminal group
- an embodiment of a video collection terminal includes: a sending unit 3011, configured to send a bearer setup request to a mobility management entity, where the bearer setup request carries a number of N video data, so that The mobility management entity establishes N evolved packet bearers, where each bearer is used to transmit one of the N channels of video data;
- the receiving unit 3012 is configured to receive, by the base station, a listening parameter corresponding to each video data in the N video data sent by the base station;
- the sending unit 3011 is further configured to use the number of the N-channel video data and the receiving unit
- the monitoring parameter corresponding to the number of each video data in the received N video data is sent to the cluster terminal;
- the broadcast unit 3013 is configured to broadcast the N-channel video data, and enable the dispatching station to send the monitoring indication information to the cluster terminal according to the N-channel video data, where the monitoring indication information carries the N-channel video data that is specified to be monitored.
- the number of the video data is such that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found monitoring to specify the video data to be monitored. A parameter that listens to the video data specified to be listened to.
- the sending unit 3011 sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N video data, so that the mobility management entity establishes N evolved packet bearers, where each bearer is used.
- the receiving unit 3012 receives the monitoring parameter corresponding to each of the N channels of video data sent by the base station; the sending unit 3011 and the number of the N channel video data
- the monitoring parameter corresponding to the number of each video data in the N video data received by the receiving unit 3012 is sent to the cluster terminal; the broadcasting unit 3013 broadcasts the N video data, so that the dispatching station is based on the N video data.
- the video collection terminal provided by the embodiment of the present invention only listens to the data indicated by the dispatching station, so that neither the transmission delay nor the data is sent twice or twice, and the data is effectively improved. Spectrum utilization.
- the video collection terminal broadcasts video data, and the cluster terminal only listens to the data indicated by the dispatching station according to the instruction of the dispatching station, so that neither the transmission delay nor the data is sent twice or twice, and the spectrum is effectively improved. Utilization rate.
- another embodiment of the video collection terminal provided by the embodiment of the present invention includes:
- the receiving unit 3012 is further configured to receive a monitoring parameter corresponding to the adjusted N-channel video data sent by the base station;
- the sending unit 3011 is further configured to send the monitoring parameter corresponding to the number of the N video data and the adjusted N video data received by the receiving unit 3012 to the cluster terminal, so that the cluster terminal performs the designation according to the The number of the video data to be monitored is searched for the adjusted monitoring parameter corresponding to the number of the video data to be monitored, and the adjusted monitoring parameter is used to monitor the video data to be monitored.
- an embodiment of a cluster terminal provided by an embodiment of the present invention includes:
- the receiving unit 4011 is configured to receive the interception indication information sent by the scheduling station, where the interception indication information carries a cluster end included in each cluster terminal group that is to listen to the video data specified to be monitored.
- the identifier of the end, and, all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored; and receive the number of the N video data sent by the video collection terminal and each of the N video data The listening parameter corresponding to the number of the video data;
- the acknowledgment unit 4012 is configured to: identify, according to the cluster terminal, the cluster terminal identifier included in each cluster terminal group that is received by the receiving unit 4011 according to the identifier of the cluster terminal, and the cluster terminal All the cluster terminals in the group specify the number of the video data to be monitored, and confirm the number of the video data to be monitored that all the cluster terminals in the cluster terminal group in which the cluster is located are to be monitored;
- the searching unit 4013 is configured to search for a listening parameter corresponding to the number of the specified video data to be monitored according to the number of the video data specified to be monitored by the confirming unit 4012;
- the monitoring unit 4014 is configured to use the listening parameter of the video data to be monitored that is searched by the searching unit 4013 to monitor the specified video data to be monitored.
- the receiving unit 4011 receives the interception indication information sent by the scheduling station, where the interception indication information carries the identifier of the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored, and And all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored; and receive the number of the N video data sent by the video collection terminal and the number of each video data in the N video data.
- Corresponding monitoring parameter the identifier of the cluster terminal included in each cluster terminal group carried in the monitoring indication information received by the receiving unit 4011 according to the identifier of the cluster terminal, and the All the cluster terminals in the cluster terminal group specify the number of the video data to be monitored, which is to be monitored by all the cluster terminals in the cluster terminal group in which the cluster terminal group is located, and the search unit 4013 According to the number of the video data specified by the confirmation unit 4012 to be monitored, check The corresponding number for the listener listens to parameters specified video data; listener listening unit 4014 using the lookup to find the parameter specifying unit 4013 to monitor the video data, listening to the video data designated to listen.
- the cluster terminal provided by the embodiment of the present invention only listens to the data indicated by the dispatching station, so that neither the transmission delay nor the data is sent twice or twice, which effectively improves. Spectrum utilization.
- the cluster end provided by the embodiment of the present invention is provided.
- Another embodiment of the terminal further includes:
- a monitoring unit 4015 configured to monitor channel quality of the video collection terminal
- the sending unit 4016 is configured to send the channel quality to the base station, and enable the base station to reconfigure the monitoring parameter corresponding to the number of the N video data according to the channel quality.
- another embodiment of a base station provided by an embodiment of the present invention includes:
- the receiving unit 911 is configured to receive N channels of video data broadcast by the video collection terminal;
- the configuration unit 912 is configured to configure a listening parameter for each of the video data of the N channels of video data received by the receiving unit 911;
- the sending unit 913 is configured to send the monitoring parameter configured by the configuration unit 912 to each video data in the N video data to the video collecting terminal, so that the video collecting terminal sets the number of the N video data and the N video.
- the monitoring parameter corresponding to the number of each video data in the data is sent to the cluster terminal, so that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored.
- the found listening parameter specifying the video data to be monitored, and listening to the specified video data to be monitored.
- the receiving unit 911 receives the N-channel video data broadcast by the video collection terminal; the configuration unit 912 configures a monitoring parameter for each video data in the N-channel video data received by the receiving unit 911;
- the 913 sends the monitoring parameter configured by the configuration unit 912 to each video data of the N video data to the video collection terminal, so that the video collection terminal sets the number of the N video data and each video of the N video data.
- the monitoring parameter corresponding to the number of the data is sent to the cluster terminal, so that the cluster terminal searches for the listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found Specifies the listening parameter of the video data to be monitored, and listens to the specified video data to be monitored.
- the base station provided by the embodiment of the present invention can reduce the transmission delay.
- another embodiment of the base station provided by the embodiment of the present invention includes:
- the receiving unit 911 is configured to receive a channel quality of the video collection terminal sent by the cluster terminal, where the configuration unit 912 is further configured to adjust the N channel video data according to a channel quality of the video collection terminal received by the receiving unit.
- Number corresponding to the listening parameter, and the adjusted N channel video The monitoring parameter corresponding to the number of the data is sent to the video collection terminal, and the video collection terminal sends the adjusted monitoring parameter corresponding to the number of the N video data and the number of each video data in the N video data to the cluster.
- a terminal so that the cluster terminal searches for the adjusted listening parameter corresponding to the number of the video data to be monitored according to the number of the video data to be monitored, and uses the found video data to be monitored to be monitored.
- the adjusted listening parameter monitors the specified video data to be monitored.
- another embodiment of a dispatching station provided by an embodiment of the present invention includes:
- the sending unit 2012 is configured to send, after the receiving unit 2011 receives the N video data, the monitoring indication information to the cluster terminal, where the monitoring indication information carries each cluster terminal group that is to listen to the video data that is to be monitored.
- the identifier of the cluster terminal included in the group, and all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored, so that the cluster terminal confirms the cluster terminal group in which the cluster terminal belongs according to the identity of the cluster terminal.
- the monitoring parameter is that after the base station receives the N-channel video data broadcast by the video collection terminal, the number of the sent N-channel video data and the monitoring parameter corresponding to the number of each video data in the N-channel video data are sent to the video terminal.
- the video collection terminal sends the number of the N-channel video data and the monitoring parameter corresponding to the number of each of the N-channel video data to the cluster terminal.
- an embodiment of a video surveillance system includes: a cluster terminal, a video collection terminal, a base station, a mobility management entity, a service gateway, a packet data network gateway, and a scheduling station;
- the video collection terminal After the video collection terminal negotiates the number of the N-channel video data to be reported, the video collection terminal sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N-channel video data.
- the mobility management entity establishes N evolved packet bearers, each bearer is configured to transmit one of the N channels of video data, and identifiers of the bearers for transmitting the one channel of video data and the bearer
- the number of the one-way data to be transmitted is correspondingly stored, and the N is an integer greater than or equal to 1;
- the mobile management entity or the video collection terminal receives a video loopback request sent by the scheduling station, and the video loopback request Carrying the number of the video data to be looped back, so that the mobility management entity or the video collection terminal confirms that the number of the video data to be looped back corresponds to the number of the video data to be looped back.
- the bearer identifier of the video data
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, according to the video data to be looped back
- the loopback indication information carries the identifier of the bearer of the video data to be looped back, according to the video data to be looped back
- the cluster terminal listens to the video data to be looped back.
- another embodiment of a video surveillance system includes: a cluster terminal, a video collection terminal, a base station, a mobility management entity, a service gateway, a packet data network gateway, and a scheduling station - the video collection terminal and After the scheduling station negotiates the number of the N-channel video data to be reported, the scheduling station sends a bearer setup request to the mobility management entity, where the bearer setup request carries the number of the N-channel video data.
- the mobility management entity establishes N evolved packet bearers, and each bearer is used to transmit one of the N channels of video data, where N is an integer greater than or equal to 1;
- the base station After receiving the N-channel video data broadcast by the video collection terminal, the base station configures a monitoring parameter for each video data in the N-channel video data, and sends a monitoring parameter corresponding to each video data in the N-channel video data.
- the base station After receiving the N-channel video data broadcast by the video collection terminal, the base station configures a monitoring parameter for each video data in the N-channel video data, and sends a monitoring parameter corresponding to each video data in the N-channel video data.
- a monitoring parameter corresponding to each video data of the N video data sent by the base station and corresponding to the number of the N video data and the number of each video data in the N video data.
- the monitoring parameter is sent to the cluster terminal, and the N channel video data is broadcasted;
- the cluster terminal receives the interception indication information sent by the scheduling station, where the interception indication information carries the label of the cluster terminal included in each cluster terminal group that is to listen to the video data to be monitored. And all the cluster terminals in each cluster terminal group specify the number of the video data to be monitored; receive the number of the N video data sent by the video collection terminal and each video data in the N video data The number corresponding to the listening parameter; the identifier of the cluster terminal included in each cluster terminal group according to the identity of the cluster terminal of the cluster, and the cluster data to be monitored by all the cluster terminals in each cluster terminal group The number of the video data to be monitored that is to be monitored by all the cluster terminals in the cluster terminal group in which the cluster terminal group is located; and the designation of the video data to be monitored according to the number of the video data to be monitored.
- Listening parameter corresponding to the number of the video data using the found listening parameter specifying the video data to be monitored, listening to the specified video data to be monitored.
- the technical solutions provided by the multiple embodiments of the present invention may reduce or exclude the transmission delay.
- a person skilled in the art may understand that all or part of the various steps of the foregoing embodiments may be completed by a program instructing related hardware.
- the program may be stored in a computer readable storage medium, and the storage medium may include: ROM, RAM, disk or CD, etc.
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Closed-Circuit Television Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
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JP2015502037A JP6027674B2 (ja) | 2012-03-26 | 2012-03-26 | データ伝送の方法、デバイス及びシステム |
EP12872649.4A EP2824966B1 (en) | 2012-03-26 | 2012-03-26 | Data transmitting method, device and system |
PCT/CN2012/073055 WO2013143058A1 (zh) | 2012-03-26 | 2012-03-26 | 一种数据传输的方法、设备及系统 |
CN201280000712.2A CN103503551B (zh) | 2012-03-26 | 2012-03-26 | 一种数据传输的方法、设备及系统 |
US14/495,157 US9749703B2 (en) | 2012-03-26 | 2014-09-24 | Data transmission method, device, and system |
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CN107734382B (zh) * | 2017-08-28 | 2019-11-08 | 北京邮电大学 | 一种高低频协作环境下的视频传输方法及装置 |
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JP6027674B2 (ja) | 2016-11-16 |
CN103503551A (zh) | 2014-01-08 |
EP2824966A1 (en) | 2015-01-14 |
JP2015519771A (ja) | 2015-07-09 |
EP2824966B1 (en) | 2017-06-14 |
US20150009820A1 (en) | 2015-01-08 |
CN103503551B (zh) | 2017-02-01 |
US9749703B2 (en) | 2017-08-29 |
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