CN1096781C - User multiterminal multiservice unified insertion equipment system - Google Patents
User multiterminal multiservice unified insertion equipment system Download PDFInfo
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Abstract
The present invention relates to a data communication device for the uniform access of multiple services. The data communication device comprises an ATM exchanger or an xDSL device or an MPLS or AN device or a router, which is provided with a TV agent module; the TV agent module transfers received video programs and stored video programs to each user interface module in a broadcast mode through special channels; each corresponding user interface module and each user terminal device are provided with special modules for processing so that each user interface module can select the required video programs from the video programs broadcast by the TV agent module according to the requirements of each user device and transfer the required video programs to the corresponding user devices.
Description
The present invention relates to a kind of data communications equipment, the unified data communications equipment that inserts of particularly a kind of multi-service.
The unified data communications equipment that inserts of existing multi-service mainly contains ATM(Asynchronous Transfer Mode) switch, various Digital Subscriber Loop (xDSL) equipment, multi protocol label switch (MPLS), Access Network (AN) equipment and router etc., and backbone network mainly contains ATM net, MPLS net and router net etc.If in these several online open cable business, the user side access network has dual mode: a kind of is that user side adopts coaxial cable or optical fiber with suitable two-forty to insert, and a kind of is to adopt the video request program mode.The former utilizes the high bandwidth of user side, and video frequency program is broadcasting directed to (the MPLS network is not also supported broadcast mode at present) on the ustomer premises access equipment, and just the access way with cable television network is similar if adopt the coaxial cable access.This mode can not make full use of the existing telephone wire of telecommunication department.The latter is by being connected the video frequency program of user's program request of transmission on each connects for setting up one between user side and the video source.Being divided into access of xDSL technology and local area network (LAN) again inserts.The xDSL technology inserts utilizes telephone wire, video source may be video server on the network, also may be transferred to the some broadcasting module of the video frequency program of this equipment for video server on the responsible reception network on the xDSL equipment, the user utilizes ATM multipoint-to-point agreement to carry out program request, implement fairly simple, but require user side to adopt atm technology, expense is higher.When utilizing local area network (LAN) to insert, video quality is subjected to the restriction of the interconnected bandwidth of local user on the network and local area network (LAN) and wide area network.And because the video request program mode adopts the program request technology, be subjected to the restriction of network capacity and access device disposal ability, can use this professional number of users fewer simultaneously, and each user terminal needs IP address and/or atm address, therefore be difficult on communication network large tracts of land and promote the use of.
Purpose of the present invention is exactly in order to address the above problem, and proposes a kind of broadcast mode that utilizes and realize that cable television service and cost are low, the user multiterminal multiservice unified insertion equipment system of energy large tracts of land penetration and promotion in the available data network equipment.
Technical solution of the present invention:
A kind of user multiterminal multiservice unified insertion equipment system, it includes ATM(Asynchronous Transfer Mode) switch or various Digital Subscriber Loop (xDSL) equipment or multi protocol label switch (MPLS) or Access Network (AN) equipment or router, it is characterized in that in ATM access switch or xDSL equipment or MPLS switch or AN equipment or router, also being provided with the TV proxy module, the video frequency program of delivering to their inside that makes ATM access switch or xDSL equipment or MPLS switch or AN equipment or router come by Web broadcast from video server is all received and storage by the TV proxy module earlier, the passage of TV proxy module by the special use video frequency program that will receive and store is delivered in the mode of broadcasting on their receiving terminal of each Subscriber Interface Module SIM then, be provided with processing module in corresponding each Subscriber Interface Module SIM, control module and access interface module, simultaneously also be provided with processing module and control module in each subscriber equipment, make that each Subscriber Interface Module SIM is selected required video frequency program and sent corresponding subscriber equipment to from the video frequency program that the broadcasting of TV proxy module is come according to the requirement of subscriber equipment in ATM access switch or xDSL equipment or MPLS switch or AN equipment or the router.
The present invention does not carry out professional ustomer premises access equipment such as video request program and online for only seeing TV, can not distribute special IP address and/or atm address, thereby save IP address and/or atm address resource.
The present invention has adopted TV has been acted on behalf of the broadcast module reception, the video frequency program that video server is transferred to this equipment on the network of storage is broadcast on the access interface module that is specifically designed to receiving video program of each Subscriber Interface Module SIM (user board) by designated lane, and under the effect of the control module of Subscriber Interface Module SIM, the access interface module of Subscriber Interface Module SIM receives the video frequency program of the required channel of user side, make when on ATM access switch or xDSL equipment or MPLS switch or AN equipment or high-end routers open cable is professional to the requirement of the disposal ability of each equipment lowlyer, can use this professional number of users can be quite a lot of simultaneously; The present invention proposes access device and the communication between the user side and can adopt different transmission mediums and transmission means to realize, expanded greatly should business range of application; The present invention can utilize existing telephone wire resource, ustomer premises access equipment can use IP technology or atm technology or up employing IP technology and the realization of descending employing special technology, if ustomer premises access equipment is only seen TV, and do not carry out video request program and online etc., special IP address and/or atm address be can not distribute, IP address and/or atm address resource saved; Access device of the present invention can further be broadcast to the video frequency program of receiving on the access device with function of the present invention that the next one is attached thereto, thus further reduced should business to the requirement of wide area network.In addition, the present invention both can be used for the situation that user side has only an equipment, also can be used for user side has a plurality of equipment situations, both can be used for all ustomer premises access equipments and use situation with a kind of business simultaneously, also can be used for the situation that the user side distinct device uses different business simultaneously.In a word, the present invention can large tracts of land promote the use of on communication network.
Fig. 1 is the existing structural representation that uses the ATM access switch of switching matrix;
Fig. 2 is the existing structural representation that uses the ATM access switch of bus switch;
Fig. 3 is the structural representation (solid line is the structure division of existing ATM access switch among the figure, and line of dots increases part for the present invention) that the present invention uses the ATM access switch of switching matrix;
Fig. 4 is the structural representation (solid line is the structure division of existing ATM access switch among the figure, and line of dots increases part for the present invention) that the present invention uses the ATM access switch of bus switch;
The mark schematic diagram that Fig. 5 may use when being video frequency program of the present invention broadcasting;
Fig. 6 is a kind of example structure schematic diagram of TV proxy module of the present invention;
Fig. 7 is the structural representation of existing xDSL local side apparatus Subscriber Interface Module SIM;
Fig. 8 is the structural representation of existing xDSL ustomer premises access equipment;
Fig. 9 is the structural representation (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) of xDSL of the present invention local side apparatus user interface module when inserting user side and being unit/terminal;
Figure 10 is the structural representation (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) of xDSL of the present invention ustomer premises access equipment when inserting user side and being unit/terminal;
Figure 11 is a kind of schematic diagram (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) that tag format is transmitted in the present invention;
Figure 12 is the structural representation (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) of xDSL of the present invention local side apparatus user interface module when inserting user side and being the multiple terminals;
Figure 13 is the structural representation (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) of xDSL of the present invention ustomer premises access equipment when inserting user side and being the multiple terminals;
Figure 14 is the structural representation (solid line is the structure division of existing ATM access switch among the figure, and line of dots increases part for the present invention) of LAN access user end of the present invention local side apparatus user interface module when being unit/terminal;
Figure 15 is the structural representation (solid line is the structure division of existing ATM access switch among the figure, and line of dots increases part for the present invention) of LAN access user end of the present invention ustomer premises access equipment when being unit/terminal;
Figure 16 is the structural representation (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) of LAN access user end of the present invention local side apparatus user interface module when being the multiple terminals;
Figure 17 is the structural representation (solid line is the existing structure part among the figure, and line of dots increases part for the present invention) of LAN access user end of the present invention ustomer premises access equipment when being the multiple terminals.
Be that example specifies with the ATM access switch below.According to the difference of ATM access switch switching fabric, switch can be divided into two classes: use the switch of switching matrix and the switch of use bus switch.The structure of the switch of use switching matrix mainly is made up of Subscriber Interface Module SIM, Switching Module and control module as shown in Figure 1.Wherein, Subscriber Interface Module SIM is responsible for customer service is linked in the network, finishes functions such as service access, flow control, route, resource management, link establishment, network management proxy; Switching Module is finished exchange according to the information of the Subscriber Interface Module SIM that receives, and provides two class interfaces for Subscriber Interface Module SIM: interface I is 622Mbps, and interface II is 155Mbps; Control module acts on the access and the exchange process of customer service, control and management of user's interface module and Switching Module.The structure of the switch of use bus switch mainly is made up of Subscriber Interface Module SIM, control module and bus control module as shown in Figure 2.Subscriber Interface Module SIM in the function of Subscriber Interface Module SIM, control module and the switch architecture that uses switching matrix, the function of control module are the same, but information exchange is finished by bus (may be dual bus) under the effect of bus control module.
The architecture of access device of the present invention has increased the TV proxy module, as shown in Figure 3 and Figure 4 on the basis of original ATM access switch.As can be seen, on the basis of original circuit, increased the TV proxy module, this module integrates the function of the user side Network Interface Module (network interface card) of the atm user-network interface (UNI) of standard and the function of network end user interface module, as the virtual user terminal of ATM access switch, set up a plurality of virtual connections (bandwidth is asymmetric distribution) by network and video server, the program that the receiver, video server adopts broadcast mode to transmit, one is connected to a program channel, and the information that receives is suitably handled the back broadcast away, receive the program of corresponding channel by each Subscriber Interface Module SIM according to user's requirement, thereby realized the purpose of carrying cable television service on atm network.Because what adopt here is that broadcast mode rather than user put broadcast mode, in order to distinguish different channels, need adopt labelling technique that different channel is carried out the video frequency program mark when TV proxy module broadcast video program.The mode of video frequency program mark has many kinds, and Fig. 5 has provided wherein a kind of.Wherein 1 byte of broadcasting service code represents that this information is broadcasting service, is a fixed value; 1 byte of channel identification code, the sign channel is obtained by VPI/VCI in the ATM cell head; 2 of origin identification, the integrality of the IP bag that the sign program source produces is obtained to user ID (UUI) by the user of PTI in the ATM cell head; Message segment 48 bytes are obtained by message segment in the ATM cell.
Fig. 3 uses the structure of the ATM access switch of switching matrix for the present invention, here the TV proxy module inserts the 622Mbps interface of Switching Module, if do not use this interface, can use one or more 155Mbps interfaces of Switching Module, also can use the interface of other speed.The realization of TV proxy module has multiple mode, and Fig. 6 has provided an example, as can be seen, the TV proxy module is divided into five parts: network terminal module, user side module, memory module, playing module and control module.The input of network terminal module is connected with the switching matrix or the bus of ATM access switch or xDSL equipment or MPLS switch or AN equipment or router, its output is connected with the user side module, the output of user side module is connected with memory module, the output of memory module is connected with playing module, the output of playing module is connected by broadcast channel each Subscriber Interface Module SIM with ATM access switch or xDSL equipment or MPLS switch or AN equipment or router, while network terminal module, the user side module, memory module all is connected with control module with playing module, control the function that these modules are finished each module by control module, and manage these modules.The function class of ATM Subscriber Interface Module SIM seemingly is responsible for user side module access network in the function of network terminal module and the ATM access switch; The function of user side module and atm end device function of network card are similar, be responsible for connecting with video server, receive the ATM cell of 53 bytes, handle, and header is converted to the video frequency program marker stores in corresponding memory module according to the information of header; Memory module is based on the storage queue of virtual circuit, from user side module receiver, video information, stores in the corresponding formation; Playing module receives the video information that the video frequency program mark is arranged liberally from each virtual circuit formation of memory module, broadcasting is gone out; Control module Control Network end module, user side module, memory module, playing module are finished the function of this module and the mechanism between them, and manage these modules.In addition, the TV proxy module is the same with other Subscriber Interface Module SIM, is controlled the control and the management of module, and finishes functions such as network management proxy.
Fig. 4 uses the structure of the ATM access switch of bus switch for the present invention, as can be seen, in original structure, increased the passage that is specifically designed to broadcast video program, being connected between TV proxy module Operation and Maintenance and control and the video server sets up by original bus and realizes, and and the broadcast video program passage realization of the message transmission between the Subscriber Interface Module SIM by increasing newly.
Wan user's interface module is identical with wan user's interface module in the existing access device.The user who meets the user inserts present device and can insert with xDSL (comprising ADSL (Asymmetric Digital Subscriber Line) ADSL, very high speediness ADSL (Asymmetric Digital Subscriber Line) VDSL etc.) technology, also can insert with local area network technology.The xDSL access device is made up of local side apparatus and ustomer premises access equipment, as shown in Figure 7 and Figure 8.Local side apparatus is made up of separator, local side xDSL transmission unit ATU-C, DSL access multiplexing module DSLAM and control module.The effect of separator is to isolate data and speech from the mixed information that the user comes, transfer data to ATU-C, to telephone network PSTN, or the data that ATU-C and PSTN are come and speech mix and be transferred to user side, prevents the interference between data and the voice signal simultaneously with speech transmissions; ATU-C carries out transmission process to the data that DSLAM transmits, and makes that data can be defeated in phone line, or the data that separator transmits are handled, and obtains the data of user side transmission; DSLAM is a DSL access multiplexing module, and the port for ATU-C provides access network adopts Multiplexing Technology to be transferred to network on data multiplex to a high-speed channel from different user, and realizes its inverse process; Above-mentioned module etc. is controlled and managed to control module.Ustomer premises access equipment is made up of separator, user side xDSL transmission unit ATU-R and interface module.The same in the function of separator and the local side apparatus; The function of ATU-R and ATU-C's is similar, interface module provides user access port for ATU-R, mainly contain two kinds of interfaces at present, a kind of is LAN interface, under connect local area network (LAN), this moment, local side apparatus inserted the Internet net, another kind is the 25Mbps atm interface, be used for ATM to desktop, this moment, local side apparatus inserted the ATM net.For pair of telephone lines, the distance of local side apparatus and ustomer premises access equipment is in 3 kilometer range the time, downstream rate can reach 6Mbps, upstream rate can reach 640kbps, and along with the shortening of distance, speed constantly increases, particularly for VDSL, in the time of in distance is the scope of 100m, downstream rate can reach tens, thereby can carry out simultaneously for the multiple terminals multi-service.Every kind of mode divides unit/terminal and multiple terminals two kinds of situations again, specifies as follows:
(1) inserts with the xDSL technology
(a) unit/terminal
If user side has only a terminal, this terminal can be used for seeing TV, carries out video request program or data communication, but can only carry out wherein one at every turn, and can not be used for multiple purpose simultaneously.Then the structure of Subscriber Interface Module SIM as shown in Figure 9, the structure of ustomer premises access equipment is as shown in figure 10.On original structure, increase access interface module and processing module as can be seen from Figure 9, and strengthened the function of control module.Its syndeton is: the input of access interface module is connected with the designated lane of broadcast video program in ATM access switch or xDSL equipment or MPLS switch or AN equipment or the router, its output is connected with the input of each processing module, the input of each processing module is connected with Digital Subscriber Loop access module (DSLAM) simultaneously, the output of each processing module is connected with ADSL transmission unit local side module (ATU-C) respectively, ATU-C is connected with ustomer premises access equipment by separator, above-mentioned each module all is connected with control module, by control module control and management.The access interface module inserts the channel that each Subscriber Interface Module SIM requires to insert from the video broadcasting passage, and is transferred to corresponding processing module under the effect of control module.User side can adopt following special technology, after this moment, processing module received, wherein video frequency program mark is converted to the transmission mark, is transferred to ATU-C.Processing module also receives information from DSLAM, and the information translation in the ATM cell head is transferred to ATU-C after transmitting mark.The form of two kinds of transmission marks here is the same, but transmission mark itself has multiple form, Figure 11 has provided a kind of, wherein user's receiving port coded representation ustomer premises access equipment receives the port of this information, this information of receiving port process coded representation is the enterprising number of passes of ustomer premises access equipment, for the channel number of seeing that TV need receive for the user side terminal, the different destination address number that uses for the user side terminal for video request program and online etc., user side control information that these information are preserved according to processing module and relevant information thereof (as the ATM virtual circuit message etc.) obtain, and part corresponding in other parts and the video frequency program tag format is the same; User side also can adopt the IP technology, this moment is the same with following local area network (LAN) access way three kinds of modes, a kind of is that processing module is not used the transmission mark, and the information that will receive from DSLAM and be assembled into complete IP bag from the video frequency program that the video broadcasting passage receives and be transferred to ATU-C, a kind of is that processing module is not used the transmission mark, and the IP address that utilizes user terminal to use directly is packaged into the ATM cell message part that receives the IP bag and is transferred to ATU-C, a kind of transmission mark that is to use directly breaks into IP and wraps and be transferred to ATU-C after information that the IP address that the user terminal that utilizes processing module to preserve uses will receive from DSLAM and the information that is converted to band transmission mark from the video frequency program that the video broadcasting passage receives.User side also can use atm technology, dual mode is arranged, a kind ofly adopt that the method for using the transmission mark when using the IP technology with above-mentioned user side is the same directly to be converted to the information that band transmits mark with ATM cell, a kind of is that the information that will receive from DSLAM directly is transferred to ATU-C, is transferred to ATU-C after the atm address that the user side that will utilize processing module to preserve from the video frequency program that the video broadcasting passage receives uses is converted to ATM cell.Adopt which kind of technology to realize as for user side actually, when the user is inserted, determine as the case may be.
After processing module receives user profile from ATU-C, at first handle, if control information, just be transferred to control module, control module is handled again, can obtain the communication type (seeing TV, video request program or data communication) that user terminal needs, for seeing TV, can also obtain communication attributes (a few channel), thereby control access interface module and processing module receive corresponding information.If be other information, give DSLAM with message transmission.For atm network, if user side adopts the IP technology, also need to realize IP over atm technology (IPOA, LANE, MPOA, MPLS etc.), or submodule of increase is realized this technology specially on processing module, finishes the conversion of User IP technology to the network atm technology.Processing module is IP bag or ATM cell from the ATU-C reception, judge whether to be control information, can adopt certain reference format or professional format, here provide a reference: the whole network uses a specific purpose IP address or an atm address to represent control information, the information content can be by the IP address or the atm address of subscriber terminal equipment use, command type, the user device interface coding, the user device interface communication type, compositions such as communication attributes, when starting shooting, the user utilize controller type to identify according to the communication type menu or in communicating by letter, after the user selects communication type by manual or remote control, above-mentioned relevant information is broken into the IP bag of this particular ip address of employing to processing module or the ATM cell of atm address is transferred to local side apparatus, after local side apparatus receives, in processing module, preserve this information and follow-up relevant information thereof (as the ATM virtual circuit message etc.) up to user's changed information.
As can be seen from Figure 10, increase control module and processing module, and strengthened the function of interface module.Their syndeton is: the input of processing module is connected with the separator of ustomer premises access equipment by ADSL transmission unit remote end module (ATU-R), the output of processing module is connected with the interface module of ustomer premises access equipment, also be connected simultaneously with the control module of ustomer premises access equipment, by control module control and management, the interface module of ustomer premises access equipment is connected with user terminal, and the separator of ustomer premises access equipment and ATM access switch or xDSL equipment or MPLS switch or AN equipment or router are connected.Control module is used for controlling the communication type, attribute of subscriber terminal equipment etc., manually or remote control all can.If user side adopts above-mentioned special technology, processing module will be wrapped according to transmission mark assembling IP, and carry out the processing of ATM Adaption Layer Type 5 (AAL5), deliver to the corresponding interface module then.If user side adopts the IP technology, processing module will be delivered to the corresponding interface module from the IP bag that does not use the transmission mark that network comes, or according to transmission mark assembling IP bag, carry out delivering to the corresponding interface module after AAL5 handles, or re-assembly the IP bag according to the IP address that the user uses, carry out delivering to the corresponding interface module after AAL5 handles.If user side uses atm technology, processing module will be delivered to the corresponding interface module from the ATM cell of not using the transmission mark that network comes, or deliver to the corresponding interface module according to transmission mark assembling ATM cell.Processing module inserts user profile IP bag or ATM cell on the other hand, and the control information that receives is converted to the IP bag of employing particular ip address or the ATM cell of atm address, delivers to ATU-R.Interface module after the increased functionality can be converted to the form that user terminal can receive with IP bag or the ATM cell that the processing module transmission comes according to type of user terminal, if for seeing TV or video request program, need deliver to compressed and decompressed module earlier and handle, the interface module after the increased functionality and be that IP bag or ATM cell are delivered to processing module the information translation that user terminal transmits.
(b) multiple terminals
If subscriber terminal equipment is a plurality of, and can use different business simultaneously, then in local side apparatus, need to increase in addition the transmission process module, it is connected between the ATU-C of corresponding processing module and correspondence, also be connected simultaneously with control module, to guarantee the real-time transmission of real time business, as shown in figure 12.This transmission process module is divided two priority to information, and each priority has a plurality of formations.High priority is used for video frequency program transmission (comprise and see TV and video request program), and low priority is used for data communication.As long as have information in the high priority, just preferentially transmit during transmission, the different queue of same priority transmits successively.During the formation insufficient space information is put into memory.Its implementation is the same with the implementation of said function in the present ATM access switch.
And for ustomer premises access equipment, as shown in figure 13, need to increase in addition a Multiplexing module, its input is connected with the separator of ustomer premises access equipment by ATU-R, the output of Multiplexing module is connected with each processing module of ustomer premises access equipment, also be connected simultaneously, by control module control and management with control module.Acting as of Multiplexing module, IP bag or ATM cell that a plurality of processing modules are come is multiplexing, and to the IP bag of the employing transmission mark that comes from ATU-R or the information demultiplexing that ATM cell is come network according to user's receiving terminal port code (or according to IP address or according to atm address), or the information demultiplexing that the IP bag that does not use the transmission mark that comes from ATU-R or ATM cell are come network according to IP address or atm address.If adopted user's receiving port code,, can not distribute special IP address or atm address to the user who only sees TV owing to can adopt special-purpose code identification port.
(2) local area network (LAN) inserts
When user side has only a terminal, shown in Figure 14-15.As can be seen from Figure 14, on Subscriber Interface Module SIM, increased the access interface module, other module all exists on existing ATM access switch Subscriber Interface Module SIM, but has strengthened the function (function that with in xDSL access local side apparatus processing module and control module require identical) of processing module with control module.Its syndeton is: the input of access interface module is connected with the designated lane of broadcast video program in ATM access switch or xDSL equipment or MPLS switch or AN equipment or the router, its output is connected with the input of each processing module, the input of each processing module is connected with network terminal interface module simultaneously, the output of each processing module is connected with the user side interface module respectively, the user side interface module directly is connected with ustomer premises access equipment, above-mentioned each module all is connected with control module, by control module control and management.As can be seen from Figure 15, all modules all exist on existing local area network (LAN) network interface card, but have strengthened processing module, control module and interface module function corresponding (function that inserts processing module in the ustomer premises access equipment, control module and interface module requirement with xDSL is identical).Their syndeton is: the network terminal interface module of ustomer premises access equipment and ATM access switch or xDSL equipment or MPLS switch or AN equipment or router are connected, the input of processing module directly is connected with the network terminal interface module of ustomer premises access equipment, the output of processing module is connected with the interface module of ustomer premises access equipment, also be connected simultaneously with the control module of ustomer premises access equipment, by control module control and management, the interface module of ustomer premises access equipment is connected with user terminal.
When user side has a plurality of terminal, shown in Figure 16-17.In local side apparatus, also increased as can be seen from Figure 16 one with Figure 12 in have the transmission process module of identical function, it is connected between the user side interface module of corresponding processing module and correspondence, also be connected simultaneously, by control module control and management with control module.As can be seen from Figure 17, in ustomer premises access equipment, also increased by one with Figure 13 in have the Multiplexing module of identical function, its input directly is connected with the network terminal interface module of ustomer premises access equipment, the output of Multiplexing module is connected with each processing module of subscriber equipment, also be connected simultaneously, by control module control and management with control module.
In addition, the information sets of network being passed to the user in the local side apparatus processing module is dressed up IP and is surrounded by three kinds of modes: a kind of is to break into IP and wrap having the information of transmitting mark (mode that cell is converted to band transmission label information with xDSL access way in identical), this moment, the ustomer premises access equipment processing module was handled from network terminal interface module reception IP bag, identical in processing mode and the xDSL access way, ustomer premises access equipment can be according to IP address or the identification of user's receiving terminal port code; Second kind is not adopt the transmission mark, utilizes IP address that terminal uses that the message part of ATM cell directly is packaged into the IP bag, and video frequency program is packaged into the IP bag with this IP address, is assembled into complete IP bag by the ustomer premises access equipment processing module again.This moment is for multiple terminals and/or multi-service circumstances, require the processing module of local side apparatus to have " fusion " function, could transmit another IP bag after promptly having transmitted a complete IP bag, integrality when guaranteeing each IP bag reorganization of user side, whether complete IP bag obtain according to the ATM cell head; The third is that the ATM cell that will receive is assembled into complete IP bag (promptly adopting IP over atm technology), and the IP address that utilizes terminal to use is assembled into the IP bag with video frequency program, at this moment, the ustomer premises access equipment processing module becomes the IP packet handing module of standard, no longer assemble the IP bag, and directly utilize IP Address Recognition subscriber terminal equipment.
Can there be other network equipment between local side apparatus and the ustomer premises access equipment, as router, hub, access network equipment etc., the equipment that links to each other with local side apparatus is with 10M, 100M, 1000M or other speed and local side apparatus interconnection, and the equipment that links to each other with ustomer premises access equipment is with 10M, 100M or other speed and ustomer premises access equipment interconnection.
In the system of the present invention on the Subscriber Interface Module SIM and on the ustomer premises access equipment communication between each module or the communication between the part of module can use bus structures, and the function of each module can be simplified, adjusts, separates or merge.
System of the present invention not only is used for the ATM access switch, can also be used for xDSL equipment, in the MPLS access switch, in the AN equipment, or other has in the access device of similar structures, even can be used for router, just the module in the TV proxy module need adopt with this access device corresponding techniques and realize, finishes same function; Do not re-use IP over atm technology in the local side apparatus processing module; The local side apparatus processing module can split into the IP bag that receives the packets of information of short IP bag, band transmission mark or have the IP bag that transmits mark gives ustomer premises access equipment, also can directly the IP bag that receives be passed to ustomer premises access equipment.
The access device of system of the present invention can be broadcast to the video frequency program that receives the access device that is attached thereto, and realizes the function serial connection, even forms circulus, with connections such as atm technology, DPT (Dynamic Packet technology), SDH technology.At this moment, the Subscriber Interface Module SIM that the access device of serial connection is used for being connected in series is the same with existing equipment, but the TV proxy module that is used to connect user's Subscriber Interface Module SIM can receive the video information that the access device that is connected in series transmits by the connection of having disposed, and carries out same processing; The Subscriber Interface Module SIM that the access device that is connected in series is used for being connected in series is except original module increases corresponding access interface module and processing module function, the access interface module needs to receive all video informations under the effect of control module, the form that processing module need be converted to transmission technologys such as ATM cell, IP bag, SDH frame with the video information of band video frequency program mark to be needed is delivered in the access device of serial connection by the interface module of existing equipment.
The Subscriber Interface Module SIM of system of the present invention can use other user's access technology (as the coaxial cable access technology) to realize, and is not only xDSL technology and local area network technology.
Claims (6)
1, a kind of user multiterminal multiservice unified insertion equipment system, it includes asynchronous transmission mode exchange or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router, it is characterized in that in asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router, also being provided with the TV proxy module, the video frequency program of delivering to their inside that makes asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router come by Web broadcast from video server is all received and storage by the TV proxy module earlier, the passage of TV proxy module by the special use video frequency program that will receive and store is delivered in the mode of broadcasting on their receiving terminal of each Subscriber Interface Module SIM then, be provided with processing module in corresponding each Subscriber Interface Module SIM, control module and access interface module, simultaneously also be provided with processing module and control module in each subscriber equipment, make that each Subscriber Interface Module SIM is selected required video frequency program and sent corresponding subscriber equipment to from the video frequency program that the broadcasting of TV proxy module is come according to the requirement of subscriber equipment in asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or the router.
2, by the described user multiterminal multiservice unified insertion equipment system of claim 1, it is characterized in that described TV proxy module is by the network terminal module, the user side module, memory module, five parts of playing module and control module are formed, the input of network terminal module is connected with the switching matrix or the bus of asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router, its output is connected with the user side module, the output of user side module is connected with memory module, the output of memory module is connected with playing module, the output of playing module is connected by broadcast channel each Subscriber Interface Module SIM with asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router, while network terminal module, the user side module, memory module all is connected with control module with playing module, by control module control and management; The function class of Subscriber Interface Module SIM seemingly in the function of network terminal module and asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or the router; The terminal equipment function of network card of the function of user side module and asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router is similar; Memory module is a kind of storage queue based on virtual circuit; Playing module receives the video information that the video frequency program mark is arranged liberally from each virtual circuit formation of memory module, broadcasting is gone out; Control module Control Network end module, user side module, memory module, amplification module are finished the function of each module and the mechanism between them, and manage these modules, the TV proxy module is the same with other Subscriber Interface Module SIM, is subjected to the control and the management of the control module of asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router.
3, by the described user multiterminal multiservice unified insertion equipment system of claim 1, when it is characterized in that having only an equipment to use simultaneously for user side, the processing module that is provided with in described each Subscriber Interface Module SIM, control module with access interface module syndeton is: the input of access interface module is connected with the designated lane of broadcast video program in asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or the router, its output is connected with the input of each processing module, the input of each processing module is connected with Digital Subscriber Loop access module or network terminal interface module simultaneously, the output of each processing module is connected with ADSL (Asymmetric Digital Subscriber Line) transmission unit local side module or user side interface module respectively, ADSL (Asymmetric Digital Subscriber Line) transmission unit local side module is connected with ustomer premises access equipment by separator, the user side interface module directly is connected with ustomer premises access equipment, above-mentioned each module all is connected with control module, by control module control and management.
4, by the described user multiterminal multiservice unified insertion equipment system of claim 3, when it is characterized in that having a plurality of equipment to use simultaneously for user side, increase the transmission process module, it is connected between the ADSL (Asymmetric Digital Subscriber Line) transmission unit local side module or user side interface module of corresponding processing module and correspondence, also be connected simultaneously, by control module control and management with control module.
5, by the described user multiterminal multiservice unified insertion equipment system of claim 1, when it is characterized in that having only an equipment to use simultaneously for user side, the processing module that is provided with in described each subscriber equipment with the control module syndeton is: the input of processing module is connected with the separator of ustomer premises access equipment by ADSL (Asymmetric Digital Subscriber Line) transmission unit remote end module, or directly be connected with the network terminal interface module of ustomer premises access equipment, the output of processing module is connected with the interface module of ustomer premises access equipment, also be connected simultaneously with the control module of ustomer premises access equipment, by control module control and management, the interface module of ustomer premises access equipment is connected with user terminal, and the separator of ustomer premises access equipment or network terminal interface module and asynchronous transfer mode access switch or various Digital Subscriber Loop equipment or multi protocol label switch or access network equipment or router are connected.
6, by the described user multiterminal multiservice unified insertion equipment system of claim 5, when it is characterized in that having a plurality of equipment to use simultaneously for user side, increase a Multiplexing module, its input is connected with the separator of ustomer premises access equipment by ADSL (Asymmetric Digital Subscriber Line) transmission unit remote end module, or directly be connected with the network terminal interface module of ustomer premises access equipment, the output of Multiplexing module is connected with each processing module of subscriber equipment, also be connected simultaneously, by control module control and management with control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99114228 CN1096781C (en) | 1999-05-27 | 1999-05-27 | User multiterminal multiservice unified insertion equipment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99114228 CN1096781C (en) | 1999-05-27 | 1999-05-27 | User multiterminal multiservice unified insertion equipment system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1237846A CN1237846A (en) | 1999-12-08 |
| CN1096781C true CN1096781C (en) | 2002-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 99114228 Expired - Fee Related CN1096781C (en) | 1999-05-27 | 1999-05-27 | User multiterminal multiservice unified insertion equipment system |
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| CN (1) | CN1096781C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030212798A1 (en) * | 2002-04-17 | 2003-11-13 | Anders Furuskar | Method of multi-service allocation in multi-access systems |
| CN100356753C (en) * | 2004-06-07 | 2007-12-19 | 杭州华三通信技术有限公司 | Multi-service processing method based on router equipment |
| CN100574229C (en) | 2005-04-30 | 2009-12-23 | 华为技术有限公司 | Broadband access device and method supporting multi-service transmission |
| US9178833B2 (en) | 2011-10-25 | 2015-11-03 | Nicira, Inc. | Chassis controller |
| EP3515022B1 (en) * | 2011-10-25 | 2022-08-17 | Nicira Inc. | Chassis controllers for converting universal flows |
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1999
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| Publication number | Publication date |
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| CN1237846A (en) | 1999-12-08 |
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