CN2938658Y - Base station interface plate for radio access communication system - Google Patents
Base station interface plate for radio access communication system Download PDFInfo
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- CN2938658Y CN2938658Y CN 200620012005 CN200620012005U CN2938658Y CN 2938658 Y CN2938658 Y CN 2938658Y CN 200620012005 CN200620012005 CN 200620012005 CN 200620012005 U CN200620012005 U CN 200620012005U CN 2938658 Y CN2938658 Y CN 2938658Y
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Abstract
Disclosed is a base station interface board applied to wireless access communication systems in a split structure, comprising a universal motherboard and a dedicated service sub-card, which are physically independent of each other. The dedicated service sub-card is mounted on the universal motherboard via a socket thereon. The dedicated service sub-card can be changed with a different one or multiple sub-cards can be arranged on one universal motherboard. The base station interface board of the utility model improves the electromagnetic compatibility of the universal motherboard, which is good for simplifying the external interface signal design of the sub-card and the design of the interface board and has the advantage of improving universality.
Description
Technical field
The utility model relates to a kind of base-station interface plate that is applied in the wireless access communication system, be applicable to ISDN (the Integrated Services DigitalNetwork of twisted-pair feeder transmission in the wireless access communication system, integrated services digital network) and various xDSL (x digital subscriber line, digital subscriber line) business.
Background technology
In wireless access communication system, ISDN and xDSL access service have a wide range of applications, its existing personal user also has the enterprise customer, be the important source of profit of operator, these access waies much are to have utilized the existing a large amount of twisted-pair feeder resource of operator between base station controller and base station.
Yet for various Business Processing nest plate, what each producer adopted usually at present all is the structure of the corresponding single base-station interface plate of single Business Processing nest plate.Fig. 1 is a kind of known base-station interface, and it comprises with the lower part:
Module 1: be responsible for the plate inner control, communication between plates control, processing.
Module 2: be responsible for the processing of service protocol, code conversion, the analog-driven conversion, interface signal drives, the anti-interference protection of service signal.
Module 3: the panel unit of base-station interface plate comprises indicator light, button etc.
Module 4: be responsible for drawing of base-station interface plate interface line (twisted-pair feeder), inter-board interface signal.
Module 5: power module.
But the general characteristics of this base-station interface plate design are exactly, and module 1 is relevant with module 2 close-coupled, even the nest plate of employing identical services function, requiring also according to the nest plate interface of different producers and driving, needs redesign whole interface board.And because the processing nest plate kind of ISDN and various xDSL access waies is more, and the congenerous nest plate of each producer is also incompatible, make that the design form of present various base-station interface plates is various, repetitive operation is more, and design difficulty also has uncertainty.
The utility model content
The problem that will solve of the present utility model provides a kind of base-station interface plate that is applied in the wireless access communication system, standardized dedicated service subcard of separate design and general motherboard on physical structure.
For addressing the above problem, a kind of base-station interface plate that is applied in the wireless access communication system of the present utility model comprises:
General motherboard, it comprises control interface module, interface protection module and two groups of sockets at least; And
The dedicated service subcard, it comprises special-purpose nest plate (for example being the professional nest plate of ISDN and xDSL) and peripheral circuit thereof, is responsible for processing, code conversion and the analog-driven of service protocol;
Wherein above-mentioned general motherboard and dedicated service subcard are separate on physical structure; And this dedicated service subcard is connected with the interface protection module with above-mentioned control interface module by above-mentioned two groups of sockets.
Further, above-mentioned control interface module comprises CPU (Central Processing Unit at least, CPU), wherein this CPU carries out initialization control, manages and communicates by letter above-mentioned general motherboard and dedicated service subcard by data/address bus, address bus and control bus.
Further, state first group of combination that socket is one or more individual receptacle in the socket, its signal definition is that above-mentioned dedicated service subcard is with the required interface signal of the interface of above-mentioned control interface module, for example be TDM (Time Division Multiplexing, time multiplexing signal), UTOPIA signal (Universal Test and Operations PHY Interface for ATM universal test and operating physical layer interface), IP signal (Intemet Protocol, Internet protocol), and this socket can provide above-mentioned dedicated service subcard required power supply.
Further; second group in the above-mentioned socket is the combination of one or more individual receptacle; its signal definition is that above-mentioned dedicated service subcard is with the required interface signal of the interface of above-mentioned interface protection module; for example be the signal after dedicated service subcard coding or analog-driven, and this socket can provide above-mentioned dedicated service subcard required power supply.
Further, dissimilar dedicated service subcards provide different business and the external interface that various standards are provided.
Further, above-mentioned general motherboard is discerned the type of this dedicated service subcard by the ID (identifier) of above-mentioned dedicated service subcard.
Adopt isolating construction design of the present utility model, promptly adopt the form of general motherboard+dedicated service subcard to design the base-station interface plate, to greatest extent common segment in the interface board and private part are separated.By improving the performance of general motherboard, can improve the reliability design redundancy of whole base-station interface plate at EMC (Electro Magnetic Compatibility, Electro Magnetic Compatibility) protection aspect; The standardization of the signal definition by interface socket can be simplified the design of dedicated service subcard external interface signals greatly; Realize separately by common segment being extracted on general motherboard, can simplify the design of interface board system greatly and improve versatility, reduce the research and development risk and uncertainty; By the versatility of general motherboard design, can simplify the configuration of base-station interface plate, reduce production costs and the engineering maintenance cost.
Below in conjunction with accompanying drawing, concrete enforcement of the present utility model is described in further detail.For those skilled in the art that, from the detailed description to the utility model method, above-mentioned and other purposes of the present utility model, feature and advantage will be apparent.
Description of drawings
Fig. 1 is a kind of known base-station interface plate functional block diagram;
Fig. 2 is the allomeric function structured flowchart according to the base-station interface plate of the utility model one embodiment;
Fig. 3 is the structured flowchart according to the dedicated service subcard of the utility model one embodiment;
Fig. 4 is the structured flowchart according to the control interface module of the utility model one embodiment;
Fig. 5 is the structured flowchart according to the interface protection module of the utility model one embodiment;
Fig. 6 is the application schematic block diagram of base-station interface plate in wireless access communication system according to the utility model one embodiment.
Embodiment
Below in conjunction with accompanying drawing concrete enforcement of the present utility model is described in further detail.
Referring to Fig. 2, base-station interface plate of the present utility model adopts the design that separates, and it comprises dedicated service subcard 11 and general motherboard 10 two parts.General motherboard 10 comprises in the utility model one embodiment: control interface module 12; interface protection module 13; two groups of sockets, promptly first group of socket 101 and second group of socket 102 have CPU on this general motherboard; memory cell; for example be RAM (Random Access Memory, random asccess memory), FLASH (Flash Memory, flash memory); programmable logic device, general-purpose interface device and EMC protection module etc.Can dismantle and change the external interface that dissimilar dedicated service subcards is realized no business and various standards are provided according to service needed, the access technology of interface board for example can adopt SHDSL, ISDN etc.
Describe the composition and the function of each module on dedicated service subcard and the general motherboard in detail below in conjunction with accompanying drawing.
Dedicated service subcard 11: the processing, code conversion and the analog-driven that are used to finish service protocol.This module can be made up of dedicated service protocol processes nest plate, analog-driven unit, transformer, 2/4 line signal conversion unit etc.
As shown in Figure 3, in the present embodiment, dedicated service subcard 11 includes protocol processing unit 111 and analog-driven converting unit 112 these 2 functional units.Certainly be not limited in this 2 parts in other specific embodiments of the present utility model.
According to design philosophy of the present utility model, one or more dedicated service subcards 11 are by two groups of sockets, and promptly first group of socket 101 and second group of socket 102 are installed on the general motherboard 10, and are connected with interface protection module 13 with control interface module 12.
First group of socket 101: the combination of one or more individual receptacle, dedicated service subcard 11 is installed on the general motherboard 10 by this first group of socket 101, and is connected with control interface module 12 further.Signal definition on this socket be dedicated service subcard 11 with the required interface signal of the interface between the control interface module 12, for example be interface signals such as TDM, UTOPIA, IP.This socket also provides required power supply for dedicated service subcard 11.
Second group of socket 102: the combination of one or more individual receptacle, dedicated service subcard 11 is installed by second group of socket 102, and is connected with interface protection module 13 further.Signal definition on this socket be dedicated service subcard 11 with the required interface signal of the interface between the interface protection module 13, for example be the signal after dedicated service subcard 11 coding or analog-driven.This socket also provides required power supply for dedicated service subcard 11.
Control interface module 12: be used to carry out the plate inner control, communication between plates control, processing.This module for example can be by CPU, network processing unit, crosspoint, compositions such as communication unit.CPU carries out initialization control, manages and communicates by letter above-mentioned general motherboard 10 and dedicated service subcard 11 by data/address bus, address bus and control bus.General motherboard 10 is by the type of the ID identification dedicated service subcard 11 of dedicated service subcard 11.
As shown in Figure 4, in the utility model one embodiment, control interface module 12 comprises control and management unit 121, communications processor element 122, exchange Multiplexing Unit 123 these 3 functional units.But, be not limited in this 3 parts in other specific embodiments of the present utility model.
Interface protection module 13: be used to carry out interface signal and drive the anti-interference protection of service signal and the output of signal.It for example comprises the protective circuit of various EMC reliability needs such as driving isolated location, anti-common mode disturbances, differential mode interference, power line contact and induction; it can have common mode inductance, TVS device (Transient Voltage Suppressor; Transient Voltage Suppressor), PTC device devices such as (PositiveTemperature Coefficient Thermistor, positive temperature coefficient thermistors).
As shown in Figure 5, in the utility model one embodiment, interface protection module 13 comprises driving isolated location 131 and EMC protective circuit unit 132 these 2 functional units.But, be not limited in this 2 parts in other specific embodiments of the present utility model.
In the utility model one embodiment, general motherboard 10 also comprises:
Panel light and key-press module 14, promptly the panel unit of interface board comprises indicator light, button etc.;
Subscriber line interface signaling module 15 is used for drawing of interface line, interface signal;
The 26S Proteasome Structure and Function of above-mentioned module is identical with its 26S Proteasome Structure and Function in known base-station interface plate, does not repeat them here.
Referring to Fig. 6, carry out brief description with regard to the operation principle of base-station interface plate of the present utility model:
Up direction: dedicated service subcard 11 will carry out processing such as conversion of signals, decoding, demodulation from the signal that subscriber line interface signaling module 15, interface protection module 13 insert, according to different requirements 2 kinds of tupes are arranged then: a kind of is to deliver to control interface module 12 by the interface signal on first group of socket 101 (TDM, UTOPIA, IP etc.), in control interface module 12 to the business that inserts carry out signaling process, professional intersect and processing such as multiplexing after send; Another kind is by directly sending behind first group of socket 101 or second group of socket 102.
Down direction: deliver to 12 processing of control interface module through subscriber line interface module 15 from the signaling that higher level's control, disposable plates (master control veneer of management of base station interface board) are sent here, give dedicated service subcard 11 by first group of socket 101 then, finish the insertion of signaling by dedicated service subcard 11.Deliver to the processing of control interface module 12 demultiplexings from the business that higher level's control, disposable plates are sent here through subscriber line interface module 15; deliver to dedicated service subcard 11 by first socket 101 then, finish processing backs such as coding, modulation, signal driving and conversion by dedicated service subcard 11 and send to subscriber line interface module 15 through interface protection module 13 by second group of socket 102.
More than describe specific design thought of the present utility model and operation principle in detail, but the example of this visualization of just lifting for the ease of understanding should not be considered to be the restriction to the utility model scope.Equally; the ordinary skill of technical field all can be according to the description of the technical solution of the utility model and preferred embodiment thereof under any; make various possible being equal to and change or replacement, but all these changes or replacement all should belong to the protection range of claim of the present utility model.
Claims (5)
1, a kind of base-station interface plate that is applied in the wireless access communication system comprises:
General motherboard, it comprises control interface module, interface protection module and two groups of sockets at least; And
The dedicated service subcard, it comprises special-purpose nest plate and peripheral circuit thereof, is responsible for processing, code conversion and the analog-driven of service protocol;
Wherein above-mentioned general motherboard and dedicated service subcard are separate on physical structure; And this dedicated service subcard is connected with the interface protection module with above-mentioned control interface module by above-mentioned two groups of sockets.
2, base-station interface plate according to claim 1, it is characterized in that above-mentioned control interface module comprises CPU at least, wherein this CPU is carried out initialization control, manages and is communicated by letter above-mentioned general motherboard and dedicated service subcard by data/address bus, address bus and control bus.
3, base-station interface plate according to claim 1, it is characterized in that first group of combination that socket is one or more individual receptacle in the above-mentioned socket, its signal definition be above-mentioned dedicated service subcard with the required interface signal of the interface of above-mentioned control interface module, and this socket can provide above-mentioned dedicated service subcard required power supply.
4, base-station interface plate according to claim 1; it is characterized in that second group of combination that socket is one or more individual receptacle in the above-mentioned socket; its signal definition be above-mentioned dedicated service subcard with the required interface signal of the interface of above-mentioned interface protection module, and this socket can provide above-mentioned dedicated service subcard required power supply.
5, base-station interface plate according to claim 1 is characterized in that dissimilar dedicated service subcards provides different business and the external interface that various standards are provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620012005 CN2938658Y (en) | 2006-04-03 | 2006-04-03 | Base station interface plate for radio access communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620012005 CN2938658Y (en) | 2006-04-03 | 2006-04-03 | Base station interface plate for radio access communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2938658Y true CN2938658Y (en) | 2007-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620012005 Expired - Fee Related CN2938658Y (en) | 2006-04-03 | 2006-04-03 | Base station interface plate for radio access communication system |
Country Status (1)
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| CN (1) | CN2938658Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102316026A (en) * | 2011-08-15 | 2012-01-11 | 中兴通讯股份有限公司 | Universal service processing single board and single board configuration method |
| CN102486763A (en) * | 2010-12-06 | 2012-06-06 | 无锡爱睿芯电子有限公司 | 6-port serial port communication interface board |
| CN103297636A (en) * | 2013-06-24 | 2013-09-11 | 南京华东电子集团有限公司 | Multipoint transmission equipment system and method based on SHDSL (Single-pair High-speed Digital Subscriber Line) |
| CN103869714A (en) * | 2012-12-17 | 2014-06-18 | 中国北车股份有限公司 | Digital quantity output board card |
-
2006
- 2006-04-03 CN CN 200620012005 patent/CN2938658Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486763A (en) * | 2010-12-06 | 2012-06-06 | 无锡爱睿芯电子有限公司 | 6-port serial port communication interface board |
| CN102486763B (en) * | 2010-12-06 | 2016-01-20 | 无锡爱睿芯电子有限公司 | 6 mouthfuls of serial communication interface plates |
| CN102316026A (en) * | 2011-08-15 | 2012-01-11 | 中兴通讯股份有限公司 | Universal service processing single board and single board configuration method |
| CN102316026B (en) * | 2011-08-15 | 2017-02-01 | 中兴通讯股份有限公司 | Universal service processing single board and single board configuration method |
| CN103869714A (en) * | 2012-12-17 | 2014-06-18 | 中国北车股份有限公司 | Digital quantity output board card |
| CN103869714B (en) * | 2012-12-17 | 2016-06-08 | 中国北车股份有限公司 | Digital output card |
| CN103297636A (en) * | 2013-06-24 | 2013-09-11 | 南京华东电子集团有限公司 | Multipoint transmission equipment system and method based on SHDSL (Single-pair High-speed Digital Subscriber Line) |
| CN103297636B (en) * | 2013-06-24 | 2016-12-28 | 南京华东电子集团有限公司 | A kind of based on SHDSL multicast communication device systems and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070822 Termination date: 20140403 |