CN201994942U - Multi-service access and transmission device - Google Patents
Multi-service access and transmission device Download PDFInfo
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- CN201994942U CN201994942U CN2010202086470U CN201020208647U CN201994942U CN 201994942 U CN201994942 U CN 201994942U CN 2010202086470 U CN2010202086470 U CN 2010202086470U CN 201020208647 U CN201020208647 U CN 201020208647U CN 201994942 U CN201994942 U CN 201994942U
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Abstract
The utility model discloses a multi-service access and transmission device, which comprises a clock module, an HDLC (high-level data link control) module, a cross module, an overhead processing module, an Ethernet data processing module and a path overhead module. Through the multi-service access and transmission device, the multi-service access and transmission for the transmission, upload and download of a PDH (plesiochronous digital hierarchy) service, an Ethernet service and a PCM (pulse-cod modulation) service are integrated on an SDH (synchronous digital hierarchy) system, and thus the needs that in networks such as present public networks and private networks, the service kinds are wide, the capacity is large, the reliability is high, the sealing performance is good and the earthquake resistance performance is good are met.
Description
Technical field
The utility model relates to communication technical field, especially a kind of multi-service access and transmitting device.
Background technology
In recent years, make it can between metropolitan area network, provide multiple business, this technology to become the MAN transmission network technology of main flow flexibly and at an easy rate based on the multi-service that MSTP the had access of SDH technology and the characteristics of transmission.In the construction of metropolitan area network, the user has requirements at the higher level to the communication of broadband, the access of arrowband multiple business optical fiber, big capacity and high reliability.
In realizing the utility model process, the designer finds to exist at least in the prior art following problem:
At present, the integrated optical transceiver of MSTP wide and narrow strip on the domestic market is of a great variety, but few in type of service, and the underintegration of product can not be met the need of market far away.For the aspects such as sealing, antidetonation water proofing property, economy and maintainability of optical transceiver, very big defective is arranged also simultaneously, need significantly to improve.In addition, the stability of product also should arouse attention, and will cause transport service frequently to be blocked if stability is low, causes enormous economic loss and negative social influence.
The utility model content
The purpose of this utility model provides a kind of multi-service access and transmitting device, overcome the defective of the existing integrated optical transceiver of MSTP wide and narrow strip, satisfy that Network kinds such as present public network, private network are many, capacity is big, reliability is high, good airproof performance and the good demand of anti-seismic performance at aspects such as multi-service transmission, sealing, stability.
For achieving the above object, the utility model provides a kind of multi-service access and transmitting device, comprising: clock module, mapping block, Cross module,
Described clock module, be used to finish SDH Timing Processing, Synchronication status message distribution, receive whole three kinds of input reference sources, through after the preliminary treatment, select one of them as the reference clock, then through an analog phase-locked look APLL clocking, as the tranmitting data register of STM-1 track data, or through the work clock of frequency division as device;
Described mapping block, the standard interface data that are used for receiving are multiplexed into the VC12 time slot of SDH through synchronous or asynchronous mapping;
Described Cross module is used for the data after the mapping are added pointer and path overhead again, carries out cross processing, and realization miscellaneous service data-signal is downloaded on the STM-1 optical link.
Also comprise:
Spending process module is used for data are carried out overhead processing;
The HDLC module is used for the transmission of management information between system equipment, needs the HDLC encapsulation through signal, and select one among the SIM-1 to transmit, by the destination that transmits the HDLC data are carried out decapsulation, extract the management information of receiving, realize all devices real time and on line monitoring on the consolidated network.
Mode of operation is provided with by switch, the SDH transmission that menu is only, or independent PCM transmission, or as the integration apparatus use, when certain simple function equipment used, other partial circuits were in off position, can reduce power consumption.
Comprise 2 STM-1 optical interfaces and 4 the 100000000 interior adjustable and physically-isolated Ethernet interfaces of bandwidth.
Comprise 2 V.35 data-interfaces, mode of operation and bandwidth are optional.
Have succinct perfect network management function, system can monitor network equipment real-time status, and can be configured device, fault statistics management etc.; Remote alarm passes to local terminal and output by expense.
Comprise E1 business, V.35 the card insert type structure of professional, voice and data service, i.e. mainboard and professional lesser calorie separate type.
Comprise 15 groove positions, 30 road 64K data or speech businesses.
Comprise 3 slots, optional 24 E1.
PCM is professional through coaxial cable E1 transmission, business such as supporting telephone, data; Perhaps E1 is multiplexed into the SDH module,, realizes the carrying of PCM business in the SDH system by the relevant data service of Optical Fiber Transmission.
As shown from the above technical solution, the utlity model has following beneficial effect:
1, in the technical increase of SDH PCM business, integrates data-voice business such as magnetic telephone, 2/4 line audio frequency, E1, Ethernet, become typical field operations multi-service access device;
2, two light mouth SDH designs can realize the multi-business multiplexing transmission; 1+1 path protection mechanism is provided, guarantees the real-time and the accuracy of interior every data of looped network and voice transfer; Support point-to-point, chain, annular networking mode, can with the system combined networking of concentrated MSTP, form tangent rings, divide complex networks such as supporting ring, realize the clog-free intersection of the whole network VC-12;
3, Zhuan Zhi mode of operation can be provided with by switch: optional independent SDH transmits, or independent PCM transmission, or uses as integration apparatus; When certain simple function equipment used, other partial circuits were in off position, can reduce power consumption;
4, all action buttons are distributed in front panel, and are user-friendly; Interface adopts aviation plug, and the cabinet sealing property is fabulous, and water, shock can satisfy the abominable operational environment demand of army in the open air;
5, board plug type structure: mainboard and lesser calorie are separated, and business configuration is flexible, possess the smooth upgrade ability of multiple business intercommunication;
6, reception and tranmitting data register meet ITU-TG.823 about jitter toleration, jitter transfer and intrinsic shake standard-required, satisfy timing accuracy fully, lead into involve, the requirement of noise generation, noise margin, transfer characteristic, shot and long term phase response aspects such as (maintenance patterns).
7, near the communication network the STM-1 optical interface can be linked at any time (as the SDH network of mobile base station, the SDH edge net of Netcom/telecommunications, the SDH transmission network of army), the every communication service that can undertake the various state of emergency in area.
Description of drawings
Fig. 1 is the turn round sub-on-off principle figure of a kind of multi-service access among the utility model embodiment with the device that transmits;
Fig. 2 is that a kind of multi-service among the utility model embodiment inserts the PCM schematic diagram with the device of transmission;
Fig. 3 is that a kind of multi-service among the utility model embodiment inserts the SDH schematic diagram with the device of transmission;
Fig. 4 inserts the application schematic diagram that carries out the multi-service transmission with the device of transmission for the multi-service that utilizes among the utility model embodiment;
Fig. 5 inserts the application schematic diagram that makes up the SDH link network with the device of transmission for the multi-service that utilizes among the utility model embodiment;
Fig. 6 inserts the schematic diagram that makes up the SDH looped network with the device of transmission for the multi-service that utilizes among the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail:
Fig. 1 is the turn round sub-on-off principle figure of a kind of multi-service access among the utility model embodiment with the device that transmits.As shown in Figure 1, this is turned round sub-switch and comprises: AC, DC, switch power module, SDH, PCM, ringing-current module, SDH switch.
The DC-48V of input can change out by switch power module+5V ,-5V, wherein ,+5V can give the power supply of SDH unit ,+5V ,-5V ,-48V can give the power supply of PCM unit.In addition ,-48V can go out 75V by the ringing-current module converts, and ringing-current is provided.
The AC220V of input can change out by switch power module+5V ,-5V ,-48V, wherein ,+5V can give the power supply of SDH unit ,+5V ,-5V ,-48V can give the power supply of PCM unit.Change out in addition ,-48V can go out 75V by the ringing-current module converts, ringing-current is provided.
When DC-48V and AC220V switch are opened simultaneously, can constitute duplicate supply and back up electric power system mutually.
According to actual needs, this device can be provided with mode of operation by switch: independent SDH transmits, or independent PCM transmission, or uses as integration apparatus.When certain simple function equipment used, other partial circuits were in off position, thereby reached the purpose that reduces power consumption.
During as SDH equipment independently, need with the SDH switch closure PCM switch opens.Equipment can be operated in ADM add drop multiplex pattern or TM terminal pattern.The business that this moment, equipment provided has: 24 road E1, and 2 the tunnel V.35,4 road Ethernets, all business are all passed through Optical Fiber Transmission.
During as PCM equipment independently, need be with the PCM switch closure, the SDH switch opens.Coaxial cable E1 transport service by the PCM unit provides various voice-and-data business.
When the switch of SDH and PCM was all closed, equipment work was in a bulk-mode.Under one bulk-mode, the E1 of PCM will take any one road E1 of SDH, and its business can be passed through Optical Fiber Transmission.
The selection of various patterns can be selected by the switch on the front panel.
Fig. 2 is that a kind of multi-service among the utility model embodiment inserts the PCM schematic diagram with the device of transmission.As shown in Figure 2, PCM comprises: PC, CPU, USER SLOT, CPLD, framer Framer, LIU module.
At up direction, customer service is connected with mainboard through data card, delivers to CPLD via mainboard STBUS bus, and wherein CPLD provides framing signal; Then via framer with data framing, can carry out single bipolarity through the LIU module and be for conversion into the Frame that is suitable for E1 transmission.Simultaneously, CPU handles every data service by address bus, through level conversion, can communicate by letter with PC.
Down direction: the E1 data are carried out single bipolarity conversion through LIU, through framer the E1 frame are separated the frame processing then and deliver to CPLD, and CPLD provides framing signal, and data flow is delivered to user slot.CPU handles every data service by address bus, realizes communicating by letter with PC by level conversion.
The PCM business can be through coaxial cable E1 transmission, business such as supporting telephone, data; Perhaps E1 is multiplexed into the SDH module,, has realized the carrying of PCM business in the SDH system by the relevant data service of Optical Fiber Transmission.
Fig. 3 is that a kind of multi-service among the utility model embodiment inserts the SDH schematic diagram with the device of transmission.As Fig. 3, multi-service inserts with the device that transmits and comprises: clock module, mapping block, Cross module, HDLC module, spending process module.
At receive direction, processing such as the Clock Extraction of the Ethernet service data process clock module that business interface is introduced, code conversion, become the standard interface data, enter the Ethernet data processing module, wherein utilize the Virtual Concatenation technology that the Ethernet data mapping is encapsulated in a plurality of virtual containers (VC), the function of configurable according to actual needs dynamic link adjustment (LCAS) simultaneously; Add pointer and path overhead again, finish the ethernet signal of encapsulation and deliver to the equipment Cross module, realized exchanges data between ethernet signal and the SDH light mouth, realized that promptly ethernet signal downloads in the SDH system by this Cross module.
Clock module can be finished functions such as SDH Timing Processing, Synchronication status message distribution.This module can receive whole three kinds of input reference sources, input selects a conduct with reference to clock through after the preliminary treatment, produces the clock signal of 155.52MHZ then through an analog phase-locked look APLL, can be used as the tranmitting data register of STM-1 track data, or through the work clock of frequency division as equipment.
Described mapping block, the standard interface data that are used for receiving are multiplexed into the VC12 time slot of SDH through synchronous or asynchronous mapping.
Cross module is used for the data after the mapping are added pointer and path overhead again, carries out cross processing, and realization miscellaneous service data-signal is downloaded on the STM-1 optical link.
Spending process module is used for data are carried out overhead processing.
HDLC module: the transmission of management information between system equipment, need HDLC encapsulation through signal, and select one in D1～D3, D4～D12,0 bit, the E1 passage of SIM-1 to transmit, and by the destination that transmits the HDLC data are carried out decapsulation, extract the management information of receiving.Can realize all devices real time and on line monitoring on the consolidated network according to this module.
The miscellaneous service data need to realize through mapping, intersection, spending process module; Ethernet, E1, V.35, voice and other data etc. handle through code conversion, Clock Extraction, become the standard interface data, be multiplexed in the VC12 time slot of SDH through synchronous or asynchronous mapping then, add pointer and path overhead again, on the STM-1 optical link, download through cross-connection unit realization miscellaneous service data-signal.
Below in conjunction with a concrete application scenarios, the concrete application that embodiment of the present utility model multi-service access that provides and the device that transmits are provided is described.
Fig. 4 inserts the application schematic diagram that carries out the multi-service transmission with the device of transmission for the multi-service that utilizes among the utility model embodiment.
As Fig. 4, the utility model multi-service inserts the device with transmission, be IDM MSTP-YZ155, access capability with multiple business, support the transparent transmission of data service, the service convergence function that point-to-point is provided and puts multiple spot, professional Bandwidth Management ability not only is provided, and possesses the smooth upgrade ability of multiple business intercommunication, satisfy the demand of the variation (or diversity) of the difference of diversity, user's request of the needed access technology of network edge user and network configuration, and can support complicated networking.
Fig. 5 inserts the application schematic diagram that makes up the SDH link network with the device of transmission for the multi-service that utilizes among the utility model embodiment.
As Fig. 5, the utility model multi-service inserts the device with transmission, and promptly IDM MSTP-YZ155 when constituting the point-to-point connection, both can connect with an optical fiber, also can constitute the protection of 1+1 port line with optical fiber with two.This equipment makes things convenient for the user to be linked near fiber optic network by the Optical Fiber Transmission business.Two equipment connect by a pair of optical fiber, and E1 business, Ethernet service, V.35 multiple business such as data service and PCM voice can be provided, and realize the point to point service, PTP aggregation feature.This equipment is fit to the user that transmission node is wide, class of business is many, and devices with low cost, high adaptive capacity to environment, and installation and maintenance are simple.
Fig. 6 inserts the schematic diagram that makes up the SDH looped network with the device of transmission for the multi-service that utilizes among the utility model embodiment.
As Fig. 5, utilize many multi-services to insert and the device that transmits, promptly IDM MSTP-YZ155 field operations optical transmission device is formed looped network, and 1+1 path protection mechanism can guarantee the real-time and the accuracy of interior every data of looped network and voice transfer.In near IDM MSTP-YZ155 light mouth can be linked at any time the communication network (as the SDH network of mobile base station, the SDH edge net of Netcom/telecommunications, the SDH transmission network of army), can undertake every communication service of the various state of emergency in area.
The utility model multi-service insert with the device of transmission integrated PDH business, Ethernet service and PCM business transmission in the SDH system and on the multi-service of downloading insert and transmission.Device is by master control borad, and professional dish and power module are formed, realized multichannel E1, Ethernet, V.35, voice and data service insert by the SDH system and transmit.2 STM-1 optical interfaces and 4 the 100000000 interior adjustable and physically-isolated Ethernet interfaces of bandwidth are provided; 2 data-interfaces V.35, mode of operation and bandwidth are optional; Simultaneously, the service convergence function that point-to-point is provided and puts multiple spot possesses the smooth upgrade ability of multiple business intercommunication, has satisfied the diversity of the needed access technology of network edge user, the difference of user's request and the variation of network configuration; 1+1 path protection mechanism can guarantee the real-time and the accuracy of interior every data of looped network and voice transfer.In addition, this device has succinct network management function, can support the unified management of the mutual disjunct subnet of a plurality of light paths, support the Remote Management of Network of Internet mode, webmaster can be configured this equipment, fault inquiry, data statistics, monitor network operation conditions in real time, system can monitor network equipment real-time status, and remote alarm passes to local terminal and output by expense.Adopt E1 business, V.35 the card insert type structure of professional, voice and data service, i.e. mainboard and professional lesser calorie separate type; Provide 15 groove positions, 30 road 64K data or speech businesses; 3 slots, optional 24 E1.
It should be noted that at last: above embodiment is only in order to explanation the technical solution of the utility model but not limit it, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement the technical solution of the utility model, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solutions of the utility model.
Claims (6)
1. multi-service access and transmitting device is characterized in that, comprising: clock module, mapping block, Cross module,
Described clock module, be used to finish SDH Timing Processing, Synchronication status message distribution, receive whole three kinds of input reference sources, through after the preliminary treatment, select one of them as the reference clock, then through an analog phase-locked look APLL clocking, as the tranmitting data register of STM-1 track data, or through the work clock of frequency division as device;
Described mapping block, the standard interface data that are used for receiving are multiplexed into the VC12 time slot of SDH through synchronous or asynchronous mapping;
Described Cross module is used for the data after the mapping are added pointer and path overhead again, carries out cross processing, and realization miscellaneous service data-signal is downloaded on the STM-1 optical link.
2. multi-service access according to claim 1 and transmitting device is characterized in that, also comprise:
Spending process module is used for data are carried out overhead processing;
The HDLC module is used for the transmission of management information between system equipment, needs the HDLC encapsulation through signal, and select one among the SIM-1 to transmit, by the destination that transmits the HDLC data are carried out decapsulation, extract the management information of receiving, realize all devices real time and on line monitoring on the consolidated network.
3. multi-service access according to claim 2 and transmitting device is characterized in that, comprise 2 STM-1 optical interfaces and 4 the 100000000 interior adjustable and physically-isolated Ethernet interfaces of bandwidth.
4. multi-service access according to claim 2 and transmitting device is characterized in that, comprise 2 V.35 data-interfaces, and mode of operation and bandwidth are optional.
5. multi-service access according to claim 2 and transmitting device is characterized in that, comprise 15 groove positions, 30 road 64K data or speech businesses.
6. multi-service access according to claim 2 and transmitting device is characterized in that, comprise 3 slots, optional 24 E1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202086470U CN201994942U (en) | 2009-06-17 | 2010-05-26 | Multi-service access and transmission device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920108998.1 | 2009-06-17 | ||
| CN200920108998 | 2009-06-17 | ||
| CN2010202086470U CN201994942U (en) | 2009-06-17 | 2010-05-26 | Multi-service access and transmission device |
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| CN201994942U true CN201994942U (en) | 2011-09-28 |
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| CN2010202086470U Expired - Fee Related CN201994942U (en) | 2009-06-17 | 2010-05-26 | Multi-service access and transmission device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108418634A (en) * | 2018-03-27 | 2018-08-17 | 北京瑞光极远数码科技有限公司 | A kind of wide band narrow band service integration system synchronous based on high speed puppet |
| CN108418733A (en) * | 2018-03-27 | 2018-08-17 | 北京瑞光极远数码科技有限公司 | A kind of multi-functional communications all-in-one machine |
| CN111092689A (en) * | 2019-11-28 | 2020-05-01 | 国网河南省电力公司漯河供电公司 | Composite protocol optical transmission system |
| CN115499084A (en) * | 2022-09-19 | 2022-12-20 | 中国电信股份有限公司 | Ethernet service transmission method, device, electronic equipment and storage medium |
-
2010
- 2010-05-26 CN CN2010202086470U patent/CN201994942U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108418634A (en) * | 2018-03-27 | 2018-08-17 | 北京瑞光极远数码科技有限公司 | A kind of wide band narrow band service integration system synchronous based on high speed puppet |
| CN108418733A (en) * | 2018-03-27 | 2018-08-17 | 北京瑞光极远数码科技有限公司 | A kind of multi-functional communications all-in-one machine |
| CN111092689A (en) * | 2019-11-28 | 2020-05-01 | 国网河南省电力公司漯河供电公司 | Composite protocol optical transmission system |
| CN115499084A (en) * | 2022-09-19 | 2022-12-20 | 中国电信股份有限公司 | Ethernet service transmission method, device, electronic equipment and storage medium |
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Granted publication date: 20110928 Termination date: 20130526 |