CN1361602A - Network device for digital service channel spot-to-spot transmission monitoring system - Google Patents
Network device for digital service channel spot-to-spot transmission monitoring system Download PDFInfo
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- CN1361602A CN1361602A CN 00137223 CN00137223A CN1361602A CN 1361602 A CN1361602 A CN 1361602A CN 00137223 CN00137223 CN 00137223 CN 00137223 A CN00137223 A CN 00137223A CN 1361602 A CN1361602 A CN 1361602A
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Abstract
The network device for digital service channel spot-to-spot transmission monitoring system includes one transceiving, centralizing and dispersing circuit, several downstream interface circuits and one upstream interface circuit connected to the transceiving, centralizing and dispersing circuit. Installing the said device in original base station network can realize the monitoring data transmission from remote base station to the monitoring center via the digital service channel in intermediate base station and bi-directional data transmission from one spot to several spots.
Description
The present invention relates to communication technique field, relate in particular to the network device of the supervisory control system of digital service channel point-to-point transmission between the base station.
The transmission of Information medium is generally microwave or optical fiber between the base station, and whole network is the tree-like branch of tree structure or endless belt of multiple-limb.Most microwave equipment and optical transmission device offer one or several digital service channel of user (this passage meets V.28/V.11 standard), are a kind of point-to-point data channel.This point-to-point digital service channel be owing to can only be transferred to the other end from an end of passage with data, and many passages can't be connected in the base station of tandem place and transmit.
Fig. 1 shows the topological structure of prior art base station monitoring networking, wherein, is respectively equipped with a digital service channel between 2# base station and 6# base station, 2# base station and 9# base station and 2# and the 1# base station.All can carry out the transfer of data between two stations between 6# base station and 2# base station, 2# and 9# base station and 2# and the 1# base station by digital service channel therebetween, but the data of 6# base station can only be transferred to the 2# base station, wanting its data passes is impossible to the 1# base station.Owing to be subjected to the limitation that digital service channel can only be realized point-to-point transmission, although between 6# and 2# base station, 2# and 1# base station, two digital service channels are arranged, but both are mutual disjunct two separate data channels, and there is not through digital service channel between 6# and the 1# base station, so the data between two stations can not be transmitted mutually.Want N shown in Figure 1 base station constituted a supervisory control system, centralized monitor is carried out in N base station, the data passes of each base station need be arrived the area monitoring center, and the monitor command at area monitoring center requires to be issued to N base station at the area monitoring center.If do not introduce new network device, only rely on the point-to-point transmission of digital service channel, can't realize system-wide monitoring.
The purpose of this invention is to provide a kind of network device that is used for digital service channel point-to-point transmission supervisory control system, come networking with it, can overcome the shortcoming that point-to-pointly to carry out the monitor data transmission in the existing digital service channel, make the monitor data of remote base stations be transferred to Surveillance center by the digital service channel of middle base station, and keeping realizing the whole system transmitting, monitoring under the simple low-cost prerequisite of system configuration.
The object of the present invention is achieved like this: construct a kind of network device that is used for digital service channel point-to-point transmission supervisory control system, can be arranged in the tandem base station that is connected between a up base station and a plurality of descending base station, comprise the collecting and distributing circuit of transmitting-receiving, the collecting and distributing circuit of described transmitting-receiving includes a plurality of downstream interface circuit and a upstream Interface circuit, the collecting and distributing circuit of described transmitting-receiving can be undertaken by the signal that the upstream Interface circuit sends up base station sending each descending base station respectively to by described downstream interface circuit after the dispersion treatment, the back-signalling that descending each base station sends can be carried out sending up base station to by described upstream Interface circuit after the aggregation process, the collecting and distributing circuit of described transmitting-receiving also is connected to the communication observation circuit.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, described downstream interface circuit number is identical with the descending base station of connect number.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, described uplink communication interface circuit is to satisfy the V.11/V.28 interface circuit of standard, and described downgoing communication interface circuit is for satisfying the V.11/V.28 interface circuit of standard.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, the collecting and distributing circuit of described transmitting-receiving comprises: receive bus by forming with door of a four-input terminal, realize receiving concentrating of data, form the transmission bus by direct-connected line and relation, by four one-input terminals with door as data buffer, broadcast type ground issues, and realizes dispersing of data.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, described uplink communication interface circuit is powered by the independent current source after the secondary voltage stabilizing respectively.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, described downgoing communication interface circuit is powered by the independent current source after the secondary voltage stabilizing respectively.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, described upstream Interface circuit is connected to the upstream digital service channel by the interface UT that provides at microwave equipment or optical transceiver.
According to the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, described downstream interface circuit is connected to descending digital service channel by the interface DT that provides at microwave equipment or optical transceiver.
Implement the network device that is used for digital service channel point-to-point transmission supervisory control system provided by the invention, it is arranged on the tandem base station, receive and send the processing of bus by this device, can in single digital service channel, realize a little and the two-way transmission of data between the multiple spot, overcome the shortcoming that point-to-pointly to carry out the monitor data transmission in the conventional digital service channel, made the monitor data of remote base stations be transferred to Surveillance center by the digital service channel of middle base station.Adopting independently power supply power supply and photoelectric isolating circuit to avoid interfering with each other in each interface circuit makes the work of device more stable, and, this apparatus structure is simple, cost is low, can provide support for the group network system that the better digital service channel point-to-point transmission supervisory control system of a kind of performance is provided.
Below in conjunction with drawings and Examples, further specify characteristics of the present invention.In the accompanying drawing:
Fig. 1 is in the prior art, the topological structure schematic diagram of base station monitoring networking;
Fig. 2 adopts apparatus of the present invention to realize the networking schematic diagram of each base station monitoring;
Fig. 3 is the composition structural representation block diagram of apparatus of the present invention;
Fig. 4 is the catenation principle schematic diagram of apparatus of the present invention and each functional interface circuit.
As shown in Figure 3, the invention provides the network device that is used for digital service channel point-to-point transmission supervisory control system, and communication observation circuit 307 is formed by the collecting and distributing circuit 301 of transmitting-receiving and 4 downstream interface 302-305 and 1 upstream Interface 306.
As shown in Figure 4, receive and dispatch collecting and distributing circuit 301 and include and receive bus RX and send bus TX, one tunnel V.11/V.28 interface is provided during up transmission in this device, four tunnel V.11/V.28 interfaces are provided during descending transmission.
For avoiding the phase mutual interference and guaranteeing that circuit working is reliable, between each interface circuit, adopted photoelectric isolating circuit, each interface all adopts the independent current source power supply, and employing secondary stable-pressure device, respectively to each interface power supply, this device also has certain intelligent communication link failure monitoring capability, can avoid because certain link breaks down, and may influence the normal communication of other links.
In the apparatus of the present invention shown in Fig. 4 and each functional interface circuit catenation principle figure, UT represents to carry out the digital service channel interface that provides on the point-to-point transmission equipment with up base station, carries out the digital service channel interface that provides on the point-to-point transmission equipment and DT1, DT2, DT3, DT4 represent corresponding descending base station with it successively.Monitor data is inserted by this interface, transfers to corresponding upstream or downstream base station by digital service channel then.Among Fig. 4,, transmit the scan command that issues, change, isolate, be delivered to TX and send bus by photoelectricity coupling circuit 403 through uplink communication interface circuit 402 by up base station by UT interface 401.To order the TX1 that is issued to photoelectric isolating circuit 404-407, the TX2 of broadcast type, TX3, TX4 to hold by a plurality of with door 417-420.Then, photoelectric isolating circuit 404-407 by correspondence isolates, downgoing communication interface circuit 408-411 through corresponding 1#, 2#, 3#, 4# base station changes, and is that 412-415 sends to each descending base station by digital service channel by DT1, DT2, DT3, DT4.Like this, transmit the scan command that issues by up base station, the digital service channel that passes through of broadcast type sends to each descending base station equipment, has realized the function that the dispersion of data issues.
Equally, respond the data of uploading from DT1, DT2, DT3, DT4 412-415 by descending and local monitor equipment, change through corresponding downgoing communication interface circuit 408-411,404-407 isolates by the photoelectricity coupling circuit, corresponding RX1, RX2, RX3, RX4 receive that data are input to four-input terminal with door 416.This output RX is as receiving bus, isolate by photoelectricity coupling circuit 403, change through uplink communication interface circuit 402, the data with the descending base station monitoring equipment that receives is responded by digital service channel are uploaded to up base station equipment by UT interface 401 by digital service channel.Like this, by the data that the response of descending base station is uploaded, the tandem of the reception bus of this device of process all can send to up base station equipment by digital service channel, has realized the centralized function of data.
Data message between a certain base station and the area monitoring center needs the transmission of several other base stations.Because the digital service channel that provides on the transmission equipment can only point-to-pointly carry out the monitor data transmission.Want to realize each base station is monitored, must carry out the transmission of uplink and downlink information by this device, realize networking, thereby realize the two-way transmission of data between point and the multiple spot by the digital service channel that optical transceiver or microwave equipment provide in middle base station.
Networking connection diagram when Fig. 2 illustrates apparatus of the present invention are applied in system tandem base station, wherein, M+2# base station 210 is the data passes base station of M+1# base station 213, M+3# base station 211, M+4# base station 212.The data of M+1# base station 213, M+3# base station 211, M+4# base station 212 and local data information 210 all need be passed to up M# base station 214.214 expressions of up M# base station are from the nearer base station of Surveillance center, and descending base station 211-213 represents from Surveillance center base station far away.
When Surveillance center's communication equipment has issued the order of scanning M+4# base station 212 watch-dogs, wish that this base station monitoring equipment makes corresponding response, establish this order and be transferred to M# base station 214.If do not add any processing, because M# base station 214 is point-to-point transmission with M+2# base station 210 and M+2# base station 210 with M+4# base station 212, so order only can be transferred to M+2# base station 210, and can't be delivered to M+4# base station 212, promptly the watch-dog of this base station 212 can't receive this order.Equally, even M+4# base station 212 watch-dogs have monitor data to need to respond,, and can't be passed to M# base station 214 also owing to be subjected to the restriction of point-to-point transmission feature.For realizing this purpose, V.11/V.28 the interface that can provide by optical transceiver or microwave equipment (203-205) with M+1# base station 213, M+3# base station 211, M+4# base station 212, the data message of each base station is directly delivered to the downstream interface that the invention provides device 201, by this device centralized function of 201, realize the data information transfer of each base station purpose to up M# base station 214.And the information of being sent by the area monitoring center by transmit up M# base station can be distributed to the intermediate transfer base station of respective base station or correspondence by the divergent function of this device 201.Like this, by the collecting and distributing function of this device 201, the transmission means with multi-point is put in realization.
For guaranteeing the operate as normal of supervisory control system, the mechanism that base station monitoring-controlling system adopts the watch-dog of taking turn mode and each base station to distinguish with the device address is as the basic principle of supervisory control system data processing.Communication equipment by Surveillance center, send scan command to each base station equipment successively by its serial ports, the device address information that this order comprises is in order to distinguish the watch-dog of different base station, guarantee synchronization, the base station equipment of having only an address to conform to can be made corresponding response at this order, thereby the communication function of Surveillance center receives corresponding monitor data successively.
Want to be implemented in the network system shown in Figure 1 each base station is monitored, tandem base station must be provided with the transmission that device of the present invention carries out uplink and downlink information in the middle of it, realize networking by the digital service channel that optical transceiver or microwave equipment provide, thereby realize the two-way transmission of data between point and the multiple spot.Utilize device provided by the invention, can overcome the shortcoming that can only point-to-pointly carry out the monitor data transmission in the existing digital service channel, the monitor data that can realize remote base stations is transferred to Surveillance center by the digital service channel of middle base station.So, to the enforcement of supervisory control system shown in Figure 1, only need base station in the middle of 1#, 2#, 5# etc., add this device D and can reach the purpose that N base station monitored.
In the base station monitoring-controlling system that adopts digital service channel transmitting monitor data, because digital service channel only can be realized the transfer of data of point-to-point, when so hypothesis has the monitor data of N base station to be delivered to Surveillance center, the monitor data that will have N the data-interface corresponding with each base station to come out at the center need carry out tandem to be concentrated, and send Surveillance center's computer to handle.Equally, the computer by Surveillance center need be sent to monitor command each base station monitoring equipment.This device proposed a kind of tandem centralization and decentralization that solve the supervisory control system data issue the monitor data of realizing remote base stations on send and issue, be transferred to the embodiment of Surveillance center by the digital service channel of middle base station.
Claims (8)
1, a kind of network device that is used for digital service channel point-to-point transmission supervisory control system, can be arranged in the tandem base station that is connected between a up base station and a plurality of descending base station, it is characterized in that, comprise the collecting and distributing circuit of transmitting-receiving, the collecting and distributing circuit of described transmitting-receiving includes a plurality of downstream interface circuit and a upstream Interface circuit, the collecting and distributing circuit of described transmitting-receiving can be undertaken by the signal that the upstream Interface circuit sends up base station sending each descending base station respectively to by described downstream interface circuit after the dispersion treatment, the back-signalling that descending each base station sends can be carried out sending up base station to by described upstream Interface circuit after the aggregation process, the collecting and distributing circuit of described transmitting-receiving also is connected to the communication observation circuit.
According to the described network device of claim 1, it is characterized in that 2, described downstream interface circuit number is identical with the descending base station of connect number.
According to the described network device of claim 2, it is characterized in that 3, described uplink communication interface circuit is to satisfy the V.11/V.28 interface circuit of standard, described downgoing communication interface circuit is for satisfying the V.11/V.28 interface circuit of standard.
4, according to the described network device of claim 3, it is characterized in that, the collecting and distributing circuit of described transmitting-receiving comprises: by the reception bus that forms with door of a four-input terminal, realize receiving concentrating of data, by direct-connected line and the transmission bus that forms of relation, by four one-input terminals with door as data buffer, broadcast type ground issues, and realizes dispersing of data.
According to the described network device of claim 4, it is characterized in that 5, described uplink communication interface circuit is powered by the independent current source after the secondary voltage stabilizing respectively.
According to the described network device of claim 4, it is characterized in that 6, described downgoing communication interface circuit is powered by the independent current source after the secondary voltage stabilizing respectively.
According to the described network device of claim 4, it is characterized in that 7, described upstream Interface circuit is connected to the upstream digital service channel by the interface UT that provides at microwave equipment or optical transceiver.
According to the described network device of claim 4, it is characterized in that 8, described downstream interface circuit is connected to descending digital service channel by the interface DT that provides at microwave equipment or optical transceiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00137223 CN1126294C (en) | 2000-12-29 | 2000-12-29 | Network device for digital service channel spot-to-spot transmission monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00137223 CN1126294C (en) | 2000-12-29 | 2000-12-29 | Network device for digital service channel spot-to-spot transmission monitoring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1361602A true CN1361602A (en) | 2002-07-31 |
| CN1126294C CN1126294C (en) | 2003-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00137223 Expired - Fee Related CN1126294C (en) | 2000-12-29 | 2000-12-29 | Network device for digital service channel spot-to-spot transmission monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103281712A (en) * | 2013-04-27 | 2013-09-04 | 烽火通信科技股份有限公司 | Communication base station power supply monitoring and control system based on intelligent platform management interface |
-
2000
- 2000-12-29 CN CN 00137223 patent/CN1126294C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103281712A (en) * | 2013-04-27 | 2013-09-04 | 烽火通信科技股份有限公司 | Communication base station power supply monitoring and control system based on intelligent platform management interface |
| CN103281712B (en) * | 2013-04-27 | 2015-08-19 | 烽火通信科技股份有限公司 | Based on the communication base station and electric power monitoring and controlling system of IPMI |
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| Publication number | Publication date |
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| CN1126294C (en) | 2003-10-29 |
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Granted publication date: 20031029 Termination date: 20131229 |