CN107204799B - A kind of spaceborne photoelectricity hybrid switching device relaying broadband convergence communication - Google Patents
A kind of spaceborne photoelectricity hybrid switching device relaying broadband convergence communication Download PDFInfo
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- CN107204799B CN107204799B CN201710426724.6A CN201710426724A CN107204799B CN 107204799 B CN107204799 B CN 107204799B CN 201710426724 A CN201710426724 A CN 201710426724A CN 107204799 B CN107204799 B CN 107204799B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18515—Transmission equipment in satellites or space-based relays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/118—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum specially adapted for satellite communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18578—Satellite systems for providing broadband data service to individual earth stations
- H04B7/18595—Arrangements for adapting broadband applications to satellite systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
Abstract
The invention discloses a kind of spaceborne photoelectricity hybrid switching frameworks of suitable relaying broadband convergence communication, are related to the satellite communication field of relaying and wideband satellite communication system fusion.It is made of interface adaptation unit, light crosspoint, packet switch unit, subband crosspoint and five part of management control unit.Interface adaptation unit realizes that interface selection, rate adaptation, protocol adaptation and integration exchange the functions such as interconnect；Light exchanges between the relayed communications service port of light crosspoint realization bulky grain degree, and the wideband communications service subband exchange of granularity, packet switch unit realize the wideband communications service data frames exchange of fine granularity in the realization of subband crosspoint；Management control unit realizes integrated management control function.The present invention has many advantages, such as to support relaying and broadband convergence communication business, supports large capacity multi-granule integration exchange and scalability strong, especially suitable for photoelectricity hybrid switching device on the star of relaying broadband convergence communication.
Description
Technical field
The present invention relates to a kind of spaceborne photoelectricity hybrid switching devices of suitable relaying broadband convergence communication, belong to satellite communication
The Onboard switching field of systems technology.
Background technique
In recent years, satellite communication transmission distance is remote, deployment fast and flexible, global seamless coverage, high-transmission bandwidth, good
Broadcast-capable and the advantages that not limited by various regional conditions, make satellite communication play an increasingly important role.Satellite communication system
System can be subdivided into communication relay satellite system and wideband satellite communication system again, and domestic and international mesh first two communication system is all independent
Operation, independent development, but due to the development of the resources such as rail bit frequency finiteness and laser communication technology, it is contemplated that cost application
Etc. factors, relaying and the fusion development of wideband satellite communication system get more and more attention.
Satellite carries out " bend pipe " communication by being solely for transponder in the past, and gradually development is circuit switching on star, ATM on star
Exchange, IP exchange on star, on star subband exchange and the exchange of star glazing etc. satellite communication system.And satellite in-orbit at present is logical
Most on letter system star is all independent monolithic entity system, although some support a variety of systems to realize integration friendship not from design
It changes, realizes interconnecting for various systems.It is contemplated that New Generation of Satellite Communication System will not only undertake large capacity spatial data
Relay transmission also meets the application demands such as large-scale consumer broadband access, media transmission, information distribution.Types of applications is being transmitted
There are biggish difference in terms of demand, service quality guarantee, single Onboard switching technical system is unable to satisfy multi-service, multiclass
Pattern synthesis application demand.
Summary of the invention
It is provided it is an object of the invention to the shortcoming in above-mentioned background technique and is suitble to relaying broadband convergence communication
Spaceborne photoelectricity hybrid switching framework.The present invention, which has, to be supported relaying and broadband convergence communication business, supports large capacity multi-granule
The advantages that integration exchange and strong scalability, especially suitable for photoelectricity hybrid switching dress on the star of relaying broadband convergence communication
It sets.
The object of the present invention is achieved like this:
A kind of spaceborne photoelectricity hybrid switching device relaying broadband convergence communication, including the exchange of interface adaptation unit 1, light are single
Member 2, packet switch unit 3, subband crosspoint 4 and management control unit 5；
The interface adaptation unit 1, will for receiving externally input communication data and grouping and subband communicating data
Communication data carries out output interface selection according to the configuration information that management control unit 5 exports and data separation is handled, and carries out
Tap and rate adaptation, obtain relay communication data, broadband connections data frame and broadband connections subband data；It will grouping and subband
Communicating data distinguishes processing according to the configuration information that management control unit 5 exports, and obtains broadband connections data frame and broadband
Communicate subband data；Relay communication data is exported to light crosspoint 2, broadband connections data frame is exported to packet switch list
Member 3, broadband connections subband data is exported to subband crosspoint 4；
Relay communication data after being also used to receive exchange, the broadband connections data after exchange and the broadband connections after exchange
Subband data carries out data multiplexing according to the configuration information that management control unit 5 exports and rate adaptation is handled, line interface of going forward side by side
Selection sends the communication data after exchange according to port selection rule from each port；And according to management control unit 5
The configuration information of output is grouped to be handled with subband interconnection, and grouping is sent with subband communicating data；
The light exchange information that light crosspoint 2 is used to be configured according to management control unit 5 is become by electro-optic conversion, wavelength
It changes, exchanged between the port in optical switching matrix, noise suppressed and light-to-current inversion realization area of light, by the relayed communications number after exchange
According to output to interface adaptation unit 1；
The included friendship of the packet switched information and data frame that packet switch unit 3 is used to be configured according to management control unit 5
Information is changed to handle by interface, flow classification processing, queue management and switching matrix progress broadband connections number Frame switch；It is also used to
The sound that extract management control information exports to management control unit 5, and management control unit 5 is exported in broadband connections data flow
It exports in broadband connections data flow after answering status information to be inserted into exchange to interface adaptation unit 1；
The subband exchange information that subband crosspoint 4 is used to be configured according to management control unit 5 passes through analysis, electricity exchange square
Battle array and it is comprehensive carry out the exchange of broadband connections subband data and gain adjusts, the broadband connections subband data after exchange is exported to connecing
Mouth adaptation unit 1；
For exporting configuration information to interface adaptation unit 1, output light exchanges information to light and exchanges list management control unit 5
Member 2, output grouping exchange information to packet switch unit 3, and output subband exchanges information to subband crosspoint 4.
Wherein, the interface adaptation unit 1 includes interface selecting module 1-1, rate adaptation module 1-2, protocol adaptation
Module 1-3, light exchange interconnection module 1-5 and management configuration module 1-6 with subband with packet switch interconnection module 1-4, grouping；
Input direction:
Management configuration module 1-6 receives the configuration information that management control unit 5 exports, respectively by the interface in configuration information
Information, rate adaptation information, protocol adaptation information, buffer to ports information and grouping is selected to correspond with subband interconnection information defeated
Out to interface selecting module 1-1, rate adaptation module 1-2, protocol adaptation module 1-3, packet switch interconnection module 1-4 and grouping
Interconnection module 1-5 is exchanged with subband；
Interface selecting module 1-1 is used to receive externally input communication data, and according to management configuration module 1-6 configuration
Interface selection information carries out output interface selection and data separation processing, and relay communication data is exported to light crosspoint 2, will
Broadband connections data frame is exported to packet switch unit 3, and broadband connections subband data is exported to subband crosspoint 4, will in
It exports after with broadband convergence communication data to rate adaptation module 1-2；
The rate adaptation information that rate adaptation module 1-2 is used to be configured according to management configuration module 1-6 is to relaying and broadband
Converged communication data carry out tap and rate adaptation, obtain relay communication data, broadband connections data and relaying and broadband is mutual
Letter data all exports relay communication data to light crosspoint 2, broadband connections data is exported to light mutual with packet switch
Gang mould block 1-4 exports relaying and broadband intercommunication communication data to protocol adaptation module 1-3；It is also used to protocol adaptation module
1-3 input protocol adaptation after communication data according to the rate adaptation information that management configuration module 1-6 configure carry out tap with
Rate adaptation obtains relay communication data and broadband connections data, and relay communication data is exported to light crosspoint 2, will be wide
Band communication data is exported to light and packet switch interconnection module 1-4；
The protocol adaptation information that protocol adaptation module 1-3 is used to be configured according to management configuration module 1-6 is to relaying and broadband
Intercommunication communication data carries out protocol adaptation, and the communication data after protocol adaptation is exported to rate adaptation module 1-2；
Light is with packet switch interconnection module 1-4 for being matched to the broadband connections data received according to management configuration module 1-6
The buffer to ports information and rate behavior set send the selection of broadband connections data frame to the fixed port of packet switch unit 3；
Grouping exchanges interconnection module 1-5 with subband for receiving externally input grouping subband communicating data, and according to pipe
The grouping of reason configuration module 1-6 configuration and subband interconnect information and distinguish processing for subband communicating data is grouped, by broadband number
It exports according to frame to packet switch unit 3, broadband connections subband data is exported to subband crosspoint 4；
Outbound course:
After the light and packet switch interconnection module 1-4 are used to receive the exchanging of the need fusion of the input of packet switch unit 3
Broadband connections data, and after being handled output to rate adaptation module 1-2；
Rate adaptation module 1-2 is used for the rate adaptation information configured according to management configuration module 1-6, melts to the need of input
Broadband connections data carry out data multiplexing and rate adaptation processing to relay communication data after the exchange of conjunction with treated, are formed
Relaying and broadband convergence communication data, and export to interface selecting module 1-1；
Interface selecting module 1-1 is handed over for receiving light crosspoint 2, packet switch unit 3 and subband crosspoint 4 respectively
The relay communication data for not needing to be further processed, broadband connections data and broadband connections subband data and rate after changing is suitable
Relaying and broadband convergence communication data with module 1-2 output, and the interface selection information configured according to management configuration module 1-6
It is sent according to port selection rule from each port；
Grouping exchanges the broadband connections after exchange of the interconnection module 1-5 for receiving the input of packet switch unit 3 with subband
Broadband connections subband data after the exchange that data and subband crosspoint 4 input, i.e. grouping and subband communicating data, according to pipe
The grouping and subband interconnection information for managing configuration module 1-6 configuration export broadband connections data and broadband connections subband data.
The present invention has the following advantages over the background art:
1. the present invention is transmitted and is exchanged, Ke Yishi by the data that variable grain degree may be implemented in the more system exchanges of integration
Junction traffic, broadband services and relaying broadband fused business are answered, different switch modes is adapted to, is adapted to different
Transmission mode is adapted to different service rates, and the integrated management control of a variety of transmission exchanges may be implemented.
2. the present invention provides the integrated photoelectricity hybrid switching framework of relaying broadband convergence communication, the light in framework is handed over
It changes unit, the specific targets of packet switch unit and subband crosspoint and realization technology not to be described, therefore has and can expand
The features such as malleability is strong, adaptability is good.
Detailed description of the invention
Fig. 1 is that the spaceborne photoelectricity hybrid switching device of the present invention implements electrical schematic diagram.
Fig. 2 is the implementation electrical schematic diagram of interface adaptation unit of the present invention.
Specific embodiment
Referring to Fig.1, a kind of spaceborne photoelectricity hybrid switching device of suitable relaying broadband convergence communication of the present invention, including interface
Adaptation unit 1, light crosspoint 2, packet switch unit 3, subband crosspoint 4 and management control unit 5.Fig. 1 is this hair
A kind of spaceborne photoelectricity hybrid switching Installation practice electrical schematic diagram of bright suitable relaying broadband convergence communication, embodiment is according to Fig. 1
Connection line.
A kind of work of the interface adaptation unit 1 of the spaceborne photoelectricity hybrid switching device of the suitable relaying broadband convergence communication
It is with being to receive externally input communication data and grouping and subband communicating data, communication data is defeated according to management control unit 5
Configuration information out carries out output interface selection and data separation processing, and carries out tap and rate adaptation, obtains relayed communications
Data, broadband connections data frame and broadband connections subband data；It will be grouped defeated according to management control unit 5 with subband communicating data
Configuration information out distinguishes processing, obtains broadband connections data frame and broadband connections subband data；By relay communication data
Broadband connections data frame is exported to packet switch unit 3 to light crosspoint 2, broadband connections subband data is exported by output
To subband crosspoint 4；Another effect of interface adaptation unit 1 is for receiving the relay communication data after exchanging, exchange
Broadband connections subband data after rear broadband connections data and exchange, the configuration information exported according to management control unit 5 into
Row data multiplexing and rate adaptation processing, line interface of going forward side by side selection, by the communication data after exchange according to port selection rule from
Each port is sent；And be grouped according to the configuration information that management control unit 5 exports and handled with subband interconnection, it will divide
Group is sent with subband communicating data；
The light exchange information that light crosspoint 2 is used to be configured according to management control unit 5 is become by electro-optic conversion, wavelength
It changes, exchanged between the port in optical switching matrix, noise suppressed and light-to-current inversion realization area of light, by the relayed communications number after exchange
According to output to interface adaptation unit 1；
The included friendship of the packet switched information and data frame that packet switch unit 3 is used to be configured according to management control unit 5
Information is changed to handle by interface, flow classification processing, queue management and switching matrix progress broadband connections number Frame switch；It is also used to
The sound that extract management control information exports to management control unit 5, and management control unit 5 is exported in broadband connections data flow
It exports in broadband connections data flow after answering status information to be inserted into exchange to interface adaptation unit 1；
The subband exchange information that subband crosspoint 4 is used to be configured according to management control unit 5 passes through analysis, electricity exchange square
Battle array and it is comprehensive carry out the exchange of broadband connections subband data and gain adjusts, the broadband connections subband data after exchange is exported to connecing
Mouth adaptation unit 1；
For exporting configuration information to interface adaptation unit 1, output light exchanges information to light and exchanges list management control unit 5
Member 2, output grouping exchange information to packet switch unit 3, and output subband exchanges information to subband crosspoint 4.
The interface adaptation unit 1 by interface selecting module 1-1, rate adaptation module 1-2, protocol adaptation module 1-3,
Light exchanges interconnection module 1-5 and management configuration module 1-6 composition with packet switch interconnection module 1-4, grouping with subband；Implement
Example is according to Fig. 2 connection line.
Input direction:
Management configuration module 1-6 receives the configuration information that management control unit 5 exports, respectively by the interface in configuration information
Information, rate adaptation information, protocol adaptation information, buffer to ports information and grouping is selected to correspond with subband interconnection information defeated
Out to interface selecting module 1-1, rate adaptation module 1-2, protocol adaptation module 1-3, packet switch interconnection module 1-4 and grouping
Interconnection module 1-5 is exchanged with subband；
Interface selecting module 1-1 is used to receive externally input communication data, and according to management configuration module 1-6 configuration
Interface selection information carries out output interface selection and data separation processing, and relay communication data is exported to light crosspoint 2, will
Broadband connections data frame is exported to packet switch unit 3, and broadband connections subband data is exported to subband crosspoint 4, will in
It exports after with broadband convergence communication data to rate adaptation module 1-2；
The rate adaptation information that rate adaptation module 1-2 is used to be configured according to management configuration module 1-6 is to relaying and broadband
Converged communication data carry out tap and rate adaptation, obtain relay communication data, broadband connections data and relaying and broadband is mutual
Letter data all exports relay communication data to light crosspoint 2, broadband connections data is exported to light mutual with packet switch
Gang mould block 1-4 exports relaying and broadband intercommunication communication data to protocol adaptation module 1-3；It is also used to protocol adaptation module
1-3 input protocol adaptation after communication data according to the rate adaptation information that management configuration module 1-6 configure carry out tap with
Rate adaptation obtains relay communication data and broadband connections data, and relay communication data is exported to light crosspoint 2, will be wide
Band communication data is exported to light and packet switch interconnection module 1-4；
The protocol adaptation information that protocol adaptation module 1-3 is used to be configured according to management configuration module 1-6 is to relaying and broadband
Intercommunication communication data carries out protocol adaptation, and the communication data after protocol adaptation is exported to rate adaptation module 1-2；
Light is with packet switch interconnection module 1-4 for being matched to the broadband connections data received according to management configuration module 1-6
The buffer to ports information and rate behavior set send the selection of broadband connections data frame to the fixed port of packet switch unit 3；
Grouping exchanges interconnection module 1-5 with subband for receiving externally input grouping subband communicating data, and according to pipe
The grouping of reason configuration module 1-6 configuration and subband interconnect information and distinguish processing for subband communicating data is grouped, by broadband number
It exports according to frame to packet switch unit 3, broadband connections subband data is exported to subband crosspoint 4；
Outbound course:
After the light and packet switch interconnection module 1-4 are used to receive the exchanging of the need fusion of the input of packet switch unit 3
Broadband connections data, and after being handled output to rate adaptation module 1-2；
Rate adaptation module 1-2 is used for the rate adaptation information configured according to management configuration module 1-6, melts to the need of input
Broadband connections data carry out data multiplexing and rate adaptation processing to relay communication data after the exchange of conjunction with treated, are formed
Relaying and broadband convergence communication data, and export to interface selecting module 1-1；
Interface selecting module 1-1 is handed over for receiving light crosspoint 2, packet switch unit 3 and subband crosspoint 4 respectively
The relay communication data for not needing to be further processed, broadband connections data and broadband connections subband data and rate after changing is suitable
Relaying and broadband convergence communication data with module 1-2 output, and the interface selection information configured according to management configuration module 1-6
It is sent according to port selection rule from each port；
Grouping exchanges the broadband connections after exchange of the interconnection module 1-5 for receiving the input of packet switch unit 3 with subband
Broadband connections subband data after the exchange that data and subband crosspoint 4 input, i.e. grouping and subband communicating data, according to pipe
The grouping and subband interconnection information for managing configuration module 1-6 configuration export broadband connections data and broadband connections subband data.
The brief working principle of the present invention is as follows:
Interface adaptation unit 1 receives the data of both direction, and one is input direction, and one is outbound course, according to pipe
It manages the interface Adapted information that control unit 5 configures and output interface selection and data separation processing is carried out to the data of both direction,
Rate adaptation is carried out simultaneously for relaying and broadband convergence communication data tapping, carries out agreement for relaying and broadband communicating data
Adaptation, and integration is provided and exchanges channel of interconnecting；The light exchange letter that light crosspoint 2 is configured according to management control unit 5
Breath realizes the port in area of light by approach such as electro-optic conversion, wavelength conversion, optical switching matrix, noise suppressed and light-to-current inversions
Between exchange, the data after exchange are output to interface adaptation unit 1；Point that packet switch unit 3 is configured according to management control unit 5
The exchange information that group exchange information and data frame carry is real by interface processing, stream classification processing, queue management, switching matrix etc.
Existing data frames exchange, the data after exchange are output to interface adaptation unit 1；Meanwhile packet switch unit 3 extracts in a stream
Managing control information captures management control unit 5, and the responsive state information that management control unit 5 exports is inserted into data
Interface adaptation unit 1 is output in stream；The subband exchange information that subband crosspoint 4 is configured according to management control unit 5 passes through
The approach such as analysis, electric switching matrix, synthesis realize that subband data exchange and gain adjust, and it is suitable that the data after exchange are output to interface
With unit 1.
Claims (2)
1. a kind of spaceborne photoelectricity hybrid switching device for relaying broadband convergence communication, including light crosspoint (2), packet switch list
First (3), subband crosspoint (4) and management control unit (5), it is characterised in that: further include interface adaptation unit (1)；
The interface adaptation unit (1) will lead to for receiving externally input communication data and grouping and subband communicating data
Letter data carries out output interface selection according to the configuration information that management control unit (5) exports and data separation is handled, and carries out
Tap and rate adaptation, obtain relay communication data, broadband connections data frame and broadband connections subband data；It will grouping and subband
Communicating data distinguishes processing according to the configuration information that management control unit (5) exports, and obtains broadband connections data frame and width
Band communication subband data；Relay communication data is exported to light crosspoint (2), broadband connections data frame is exported to grouping and is handed over
Unit (3) are changed, broadband connections subband data is exported to subband crosspoint (4)；
Relay communication data after being also used to receive exchange, the broadband connections data after exchange and the broadband connections subband after exchange
Data carry out data multiplexing according to the configuration information of management control unit (5) output and rate adaptation are handled, line interface of going forward side by side choosing
Select, by the relay communication data after exchange, the broadband connections data after exchange and exchange after broadband connections subband data according to
Port selection rule is sent from each port；And according to management control unit (5) export configuration information be grouped with
Subband interconnection processing sends grouping with subband communicating data；
The light exchange information that light crosspoint (2) is used to be configured according to management control unit (5) is become by electro-optic conversion, wavelength
It changes, exchanged between the port in optical switching matrix, noise suppressed and light-to-current inversion realization area of light, by the relayed communications number after exchange
According to output to interface adaptation unit (1)；Packet switch unit (3) is used for the packet switch configured according to management control unit (5)
The exchange information that information and data frame carry passes through interface and handles, flows classification processing, queue management and switching matrix progress broadband
Communication data Frame switch；The extract management control information in broadband connections data flow is also used to export to management control unit (5),
And the responsive state information that management control unit (5) export is inserted into the broadband connections data flow after exchange and is exported to interface
Adaptation unit (1)；
The subband exchange information that subband crosspoint (4) is used to be configured according to management control unit (5) passes through analysis, electricity exchange square
Battle array and it is comprehensive carry out the exchange of broadband connections subband data and gain adjusts, the broadband connections subband data after exchange is exported to connecing
Mouth adaptation unit (1)；
For exporting configuration information to interface adaptation unit (1), output light exchanges information to light and exchanges list management control unit (5)
First (2), output grouping exchange information to packet switch unit (3), and output subband exchanges information to subband crosspoint (4).
2. a kind of spaceborne photoelectricity hybrid switching device for relaying broadband convergence communication according to claim 1, feature exist
In: the interface adaptation unit (1) includes interface selecting module (1-1), rate adaptation module (1-2), protocol adaptation module
(1-3), light exchange interconnection module (1-5) and management configuration module with subband with packet switch interconnection module (1-4), grouping
(1-6)；
Input direction:
Management configuration module (1-6) receives the configuration information of management control unit (5) output, respectively by the interface in configuration information
Information, rate adaptation information, protocol adaptation information, buffer to ports information and grouping is selected to correspond with subband interconnection information defeated
Out to interface selecting module (1-1), rate adaptation module (1-2), protocol adaptation module (1-3), light and the mutual gang mould of packet switch
Block (1-4) and grouping exchange interconnection module (1-5) with subband；Interface selecting module (1-1) is for receiving externally input communication
Data, and output interface selection and data separation processing are carried out according to the interface selection information of management configuration module (1-6) configuration,
Relay communication data is exported to light crosspoint (2), broadband connections data frame is exported to packet switch unit (3), it will be wide
Band communication subband data is exported to subband crosspoint (4), and relaying and broadband convergence communication data are exported to rate adaptation mould
Block (1-2)；
The rate adaptation information that rate adaptation module (1-2) is used to be configured according to management configuration module (1-6) is to relaying and broadband
Converged communication data carry out tap and rate adaptation, obtain relay communication data, broadband connections data and relaying and broadband is mutual
Relay communication data is exported to light crosspoint (2), broadband connections data is exported to light and packet switch by letter data all
Interconnection module (1-4) exports relaying and broadband intercommunication communication data to protocol adaptation module (1-3)；It is also used to fit agreement
The rate adaptation information that communication data after protocol adaptation with module (1-3) input is configured according to management configuration module (1-6)
Tap and rate adaptation are carried out, relay communication data and broadband connections data are obtained, relay communication data is exported to light and is exchanged
Unit (2) exports broadband connections data to light and packet switch interconnection module (1-4)；
The protocol adaptation information that protocol adaptation module (1-3) is used to be configured according to management configuration module (1-6) is to relaying and broadband
Intercommunication communication data carries out protocol adaptation, and the communication data after protocol adaptation is exported to rate adaptation module (1-2)；
Light is with packet switch interconnection module (1-4) for being matched to the broadband connections data received according to management configuration module (1-6)
The buffer to ports information and rate behavior set send the selection of broadband connections data frame to the fixing end of packet switch unit (3)
Mouthful；
Grouping exchanges interconnection module (1-5) with subband for receiving externally input grouping subband communicating data, and according to management
The grouping of configuration module (1-6) configuration and subband interconnect information and distinguish processing for subband communicating data is grouped, by broadband number
It exports according to frame to packet switch unit (3), broadband connections subband data is exported to subband crosspoint (4)；
Outbound course:
After the light and packet switch interconnection module (1-4) are used to receive the exchanging of need fusion of packet switch unit (3) input
Broadband connections data, and after being handled output to rate adaptation module (1-2)；
Rate adaptation module (1-2) is used for the rate adaptation information configured according to management configuration module (1-6), melts to the need of input
Broadband connections data carry out data multiplexing and rate adaptation processing to relay communication data after the exchange of conjunction with treated, are formed
Relaying and broadband convergence communication data, and export to interface selecting module (1-1)；
Interface selecting module (1-1) for receiving light crosspoint (2), packet switch unit (3) and subband crosspoint respectively
(4) exchange after the relay communication data for not needing to be further processed, broadband connections data and broadband connections subband data and
The relaying and broadband convergence communication data of rate adaptation module (1-2) output, and connecing according to management configuration module (1-6) configuration
Mouth selection information is sent according to port selection rule from each port；
Grouping exchanges the broadband connections after the exchange of interconnection module (1-5) for receiving packet switch unit (3) input with subband
Broadband connections subband data after the exchange of data and subband crosspoint (4) input, i.e. grouping and subband communicating data, according to
The grouping of management configuration module (1-6) configuration and subband interconnection information are defeated by broadband connections data and broadband connections subband data
Out.
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| CN110838993B (en) * | 2019-09-24 | 2021-09-07 | 西安空间无线电技术研究所 | Subband switched path planning method and system |
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| CN103532836A (en) * | 2013-10-17 | 2014-01-22 | 阳光凯讯(北京)科技有限公司 | Satellite access gateway equipment and IMS (IP multimedia subsystem)-based satellite network system provided with same |
| CN106603143A (en) * | 2016-11-29 | 2017-04-26 | 航天恒星科技有限公司 | Space station test platform and controller thereof |
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