CN104104427B - A kind of implementation method and device of motor driven satellite mobile communication gateway station - Google Patents
A kind of implementation method and device of motor driven satellite mobile communication gateway station Download PDFInfo
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- CN104104427B CN104104427B CN201310117094.6A CN201310117094A CN104104427B CN 104104427 B CN104104427 B CN 104104427B CN 201310117094 A CN201310117094 A CN 201310117094A CN 104104427 B CN104104427 B CN 104104427B
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Abstract
The present invention proposes a kind of implementation method of motor driven satellite mobile communication gateway station, and this method includes：Gateway station and the link of eating dishes without rice or wine of satellite communication use the user link of satellite mobile communication system, and gateway station accesses ground core network by broadband wireless access mode；After gateway station starts, register flow path is initiated to satellite and ground core network, after satellite succeeds in registration, satellite is identified as gateway station upstream device；For satellite downlink, the packet for needing to forward is sent to gateway station by satellite by the user link, and packet is transmitted to ground core network by gateway station by wireless broadband base station again；For satellite uplink, the packet for needing to forward is sent to gateway station by ground core network by wireless broadband base station, and packet is transmitted to satellite by gateway station by the user link again.The invention also provides a kind of device of motor driven satellite mobile communication gateway station.
Description
Technical field
The present invention relates to field of satellite mobile communication, more particularly to a kind of realization of motor driven satellite mobile communication gateway station
Method and apparatus.
Background technology
Satellite mobile communication is the mode to be communicated by satellite link, and user can be in the coverage of satellite beams
Inside move freely, keep the communication with GCS Ground Communication System and dedicated system user or other satellites mobile subscriber.It is logical with other
Letter mode is compared, and satellite mobile communication has overlay area is big, communication distance is remote, communicate maneuverability, circuit are reliable and stable etc.
Advantage.Satellite mobile communication system is not only suitable for commercial communication, is also applied for private network communication.
Conventional satellite mobile communication system network structure is as shown in figure 1, be divided into user segment, ground segment and space segment.Ground
Face section includes gateway station（Also referred to as fixed earth station FES）, the network control center（NCC）And satellite control center（SCC）Deng.Letter
Close station and provide relay forwarding function and ground network access function for satellite mobile communication, system-satellite is provided by local exchange
Network（Space segment）To the existing core network in ground（Such as public switched telephone network PSTN and public land mobile network PLMN）'s
Fixed access point.When ICBM SHF satellite terminal initiates call business, signaling and data are transmitted to gateway station by satellite, and gateway station is forwarded to again
Ground core network.
Gateway station is generally fixed earth station in currently available technology, using special feeding link and TTC channel conduct
Satellite backhaul link.Such as in the technical scheme of the Chinese patent application record of Application No. 201110449834.7, satellite
Mobile communications device parses to terminal signaling, judges whether terminal traffic needs terrestrial repetition, if necessary by terminal
Signaling and data are transmitted to earth station by feeding link（That is gateway station）Ground core network is forwarded to again, and otherwise automatic triggering is logical
Letter flow journey, enter on planet and directly exchange.The gateway station of this fixation needs to be planned according to satellite coverage area, track characteristic
Addressing, to coordinate satellite system to provide as satellite mobile communication the access of core net.Due to by satellite TT＆C system, satellite user
The influence of link, satellite orbit, overlay area and core net junction traffic handling capacity, gateway station system complex, construction period
It is long.In addition, being usually wired connection between gateway station and ground core network, mobility is poor.
The content of the invention
In order to solve the above problems, the present invention proposes a kind of implementation method of motor driven satellite mobile communication gateway station,
Its basic thought is：In the satellite mobile communication system for the Chinese patent application method for employing Application No. 201110449834.7
In system, regard gateway station as a special ICBM SHF satellite terminal, without using TTC channel or special feeding link, but use is defended
The user link of star GSM in itself is as gateway station and the link of eating dishes without rice or wine of satellite communication, and gateway station and ground core
Also Radio Link is used between heart net, this method is：
Gateway station and the link of eating dishes without rice or wine of satellite communication use the user link of satellite mobile communication system, and gateway station passes through width
Broad-band wireless access mode accesses ground core network；
After gateway station starts, register flow path is initiated to satellite and ground core network, after satellite succeeds in registration, satellite is known
Wei not gateway station upstream device；
For satellite downlink, the packet for needing to forward is sent to gateway station by satellite by the user link,
Packet is transmitted to ground core network by gateway station by wireless broadband base station again；
For satellite uplink, the packet for needing to forward is sent to letter by ground core network by wireless broadband base station
Station is closed, packet is transmitted to satellite by gateway station by the user link again.
In the above method, the packet includes outer net communicating data, relay forwarding data, signaling data.
Preferably, the gateway station can be with device on mobile traffic.
Preferably, gateway station includes to the specific method that register flow path is initiated with satellite：In advance by gateway station device identification
It is allocated to satellite；Search of satellite after gateway station starts, search satellite-signal and it is synchronous after, send registration message, institute to satellite
State and the device identification of itself is carried in registration message；Satellite parses device identification after receiving registration message, with being locally stored
Device identification is compared, and is succeeded in registration if consistent.
Preferably, gateway station earthward core net initiate register flow path specific method include：Gateway station is in advance on ground
Mobile communications network opens mobile communication business；Gateway station searches for land mobile network after starting, and earthward core net is sent out
Play registration.Gateway station is earthward after registers kernel network success, it is possible to by establishing nothing between wireless broadband base station and core net
Line wideband link.
The present invention also proposes a kind of device of motor driven satellite mobile communication gateway station, and the device includes Anneta module, defended
Star transceiver communication module, terrestrial repetition AM access module, comprehensive control module：
Satellite communication transceiver module is responsible for being communicated using user link and satellite by Anneta module, to packet only
Forwarded without doing dissection process；Satellite communication transceiver module is directly forwarded to terrestrial repetition after satellite reception packet
Module；Satellite communication transceiver module is sent to satellite after terrestrial repetition AM access module received data packet, from uplink user link；
Terrestrial repetition AM access module accesses wireless broadband base station using broadband wireless access mode, is responsible for satellite communication receipts
Send out and data link layer service is provided between module and wireless broadband base station, packet is only forwarded without doing dissection process；
Terrestrial repetition AM access module is directly forwarded to wireless broadband base station after satellite communication transceiver module receives packet；Ground
AM access module is relayed after wireless broadband base station received data packet, is directly forwarded to satellite communication transceiver module；
Comprehensive control module is responsible for being controlled satellite communication transceiver module and terrestrial repetition AM access module, the control
Including system administration, network management, link management.
Preferably, the satellite communication transceiver module only includes physical layer and data link layer from protocol stack.
Preferably, the Anneta module uses high-gain aerial, can include small-bore parabola antenna or array day
Line etc..
Method provided by the invention realizes motor driven gateway station using satellite user link and terrestrial wireless relaying, has
Advantages below：
1st, the Flexible deployment of gateway station is realized, such as by gateway station arrangement on the vehicles such as car, ship, when needed
Drive to the predetermined area and disposed, it is particularly possible at mountain region, sea or overseas etc. be unsuitable for ground and fix gateway station access
ICBM SHF satellite terminal is established to the relaying return link between local radio communication net in place, substantially increases the core of satellite mobile communication
Heart net access.
2nd, gateway station uses satellite mobile communication user link as satellite backhaul link, it is not necessary to sets special observing and controlling
Link can reduce gateway station device systems quantity, reduce gateway station complexity, while reduce gateway station as return link
Maintenance workload, improve maneuver effectiveness.
3rd, the ground core network access way of gateway station uses wireless broadband Internet access mode, has both met core net access work(
Can, and can is enough applied to the motor driven application scenarios under small-scale, small handling capacity.
Brief description of the drawings
Fig. 1 is the structural representation of conventional satellite mobile communication system network,
Fig. 2 is the structural representation of satellite mobile communication system network of the present invention；
Fig. 3 is the structural representation of the gateway station of the embodiment of the present invention one；
Fig. 4 is the register flow path figure of the satellite communication transceiver module of the embodiment of the present invention two.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
The system architecture for the satellite communication system that the present invention uses by satellite, ICBM SHF satellite terminal, motor driven as shown in Fig. 2 believed
Close station, wireless broadband base station and ground core network composition.On mobile vehicle communication, wireless broadband base station belongs to gateway station arrangement
Land mobile communication system, can be 2G, NodeB or other group system base stations.The motor-driven of the present invention is specifically described below
The implementation method and device of formula gateway station.
Embodiment one：The device of motor driven satellite mobile communication gateway station
The structure of the gateway station arrangement of the present embodiment as shown in figure 3, comprising Anneta module, satellite communication transceiver module,
Face relays AM access module and comprehensive control module, each module declaration are as follows：
Anneta module uses high-gain aerial, can be small-bore parabola antenna or array antenna etc.；
Satellite communication transceiver module is responsible for being communicated using user link and satellite by Anneta module, to packet only
Forwarded without doing dissection process, it is as data link forwarding module, it is not necessary to application layer protocol stack, therefore from protocol stack
On only include physical layer and data link layer；
Terrestrial repetition AM access module accesses wireless broadband base station using broadband wireless access mode, is responsible for satellite communication receipts
Send out and data link layer service is provided between module and wireless broadband base station, packet is only forwarded without doing dissection process；
Comprehensive control module is responsible for being controlled satellite communication transceiver module and terrestrial repetition AM access module, the control
Including system administration, network management, link management etc..
For satellite down-link data stream, gateway station is handled as follows：
Satellite communication transceiver module receives the data flow of satellite by air interface, and data pass through radio frequency, Base-Band Processing, solution
After adjusting recovery data packets, terrestrial repetition AM access module is transmitted to by internal interface, terrestrial repetition AM access module is again by data
Bag is transmitted to wireless broadband base station.
For satellite uplink data flow, gateway station is handled as follows：
Terrestrial repetition AM access module is directly forwarded to satellite after wireless broadband base station received data packet, by internal interface
Transceiver communication module, after satellite communication transceiver module receives, packed, modulated, by base band, radio frequency processing, from satellite
Up-link is sent to satellite.
Embodiment two：The implementation method of motor driven satellite mobile communication gateway station
The gateway station of the present embodiment uses the gateway station arrangement of embodiment one, below with satellite mobile communication terminal and ground
Exemplified by cellular mobile communications networks interworking service, implementation step is illustrated：
（1）After gateway station is opened, satellite communication transceiver module starts, and search of satellite signal is simultaneously synchronous, sends and notes to satellite
Volume message, equipment ID number, device type of satellite communication transceiver module etc. is carried in message, as shown in Figure 4；
（2）Satellite receives registration message, parses equipment ID number, with the equipment ID number being locally stored（Need configured in advance
To satellite）It is compared, returns and succeed in registration if consistent, and the satellite communication transceiver module is identified as gateway station；
（3）Terrestrial repetition AM access module is searched for land mobile network and accessed（The module needs to move on ground in advance
Dynamic communication network opens mobile communication business）, earthward core net initiation registration, after succeeding in registration, then passes through WiMAX base
Stand and terrestrial wireless wideband link is established between core net；
（4）ICBM SHF satellite terminal dials terrestrial cellular mobile communications network number；
（5）If the satellite communication transceiver module of satellite and gateway station not yet establishes eat dishes without rice or wine link or the link step-out,
Interface-free resources are then distributed first, and initiation eats dishes without rice or wine to page, and establishes the satellite-ground link with gateway station；
（6）After satellite communication transceiver module is by radio frequency, Base-Band Processing, recovery data packets, terrestrial repetition is forwarded it to
AM access module；
（7）Terrestrial repetition AM access module forwards packet to core net by terrestrial wireless wideband link；
（8）Core net establishes land mobile communication voice link；
（9）Follow-up business data flow by " ICBM SHF satellite terminal-- satellite-- satellite user link-- gateway station--
The path of terrestrial wideband Radio Link-- core net " is established and provides communication service.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (9)
1. a kind of implementation method of motor driven satellite mobile communication gateway station, it is characterised in that methods described includes：
The link of eating dishes without rice or wine of gateway station and satellite communication uses the user link of satellite mobile communication system, gateway station by broadband without
Line access mode accesses ground core network；
After gateway station starts, register flow path is initiated to satellite and ground core network, after satellite succeeds in registration to gateway station, satellite will
It is identified as gateway station upstream device；
For satellite downlink, the packet for needing to forward is sent to gateway station, gateway by satellite by the user link
Stand and packet is transmitted to by ground core network by wireless broadband base station again；
For satellite uplink, the packet for needing to forward is sent to gateway by ground core network by wireless broadband base station
Stand, packet is transmitted to satellite by gateway station by the user link again.
2. method according to claim 1, it is characterised in that the packet includes outer net communicating data, relay forwarding number
According to, signaling data.
3. method according to claim 1, it is characterised in that the gateway station arrangement is on mobile traffic.
4. method according to claim 1, it is characterised in that gateway station to satellite initiate register flow path specific method bag
Include：
Gateway station device identification is allocated to satellite in advance；Search of satellite after gateway station starts, search satellite-signal and synchronous
Afterwards, registration message is sent to satellite, the device identification of itself is carried in the registration message；Satellite parses after receiving registration message
Go out device identification, be compared with the device identification being locally stored, succeeded in registration if consistent.
5. method according to claim 1, it is characterised in that gateway station earthward core net initiate register flow path specific side
Method includes：
Gateway station opens mobile communication business in land mobile network in advance；Gateway station searches for land mobile communication after starting
Network, earthward core net initiation registration.
A kind of 6. device of motor driven satellite mobile communication gateway station, it is characterised in that：Described device includes Anneta module, satellite
Transceiver communication module, terrestrial repetition AM access module, comprehensive control module,
Satellite communication transceiver module is responsible for being communicated using user link and satellite by Anneta module, and packet is only carried out
Forwarding is without doing dissection process；Satellite communication transceiver module is directly forwarded to terrestrial repetition module after satellite reception packet；
Satellite communication transceiver module is sent to satellite after terrestrial repetition AM access module received data packet, from uplink user link；
Terrestrial repetition AM access module accesses wireless broadband base station using broadband wireless access mode, is responsible for satellite communication transmitting-receiving mould
Data link layer service is provided between block and wireless broadband base station, packet is only forwarded without doing dissection process；Ground
AM access module is relayed after satellite communication transceiver module receives packet, is directly forwarded to wireless broadband base station；Terrestrial repetition
AM access module is directly forwarded to satellite communication transceiver module after wireless broadband base station received data packet；
Comprehensive control module is responsible for being controlled satellite communication transceiver module and terrestrial repetition AM access module, and the control includes
System administration, network management, link management.
7. device according to claim 6, it is characterised in that：The Anneta module uses high-gain aerial.
8. device according to claim 7, it is characterised in that：The high-gain aerial include small-bore parabola antenna or
Person's array antenna.
9. device according to claim 6, it is characterised in that：The satellite communication transceiver module only includes from protocol stack
Physical layer and data link layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310117094.6A CN104104427B (en) | 2013-04-07 | 2013-04-07 | A kind of implementation method and device of motor driven satellite mobile communication gateway station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310117094.6A CN104104427B (en) | 2013-04-07 | 2013-04-07 | A kind of implementation method and device of motor driven satellite mobile communication gateway station |
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| CN104104427A CN104104427A (en) | 2014-10-15 |
| CN104104427B true CN104104427B (en) | 2018-03-09 |
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| CN201310117094.6A Expired - Fee Related CN104104427B (en) | 2013-04-07 | 2013-04-07 | A kind of implementation method and device of motor driven satellite mobile communication gateway station |
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| CN107592151A (en) * | 2016-07-06 | 2018-01-16 | 北京信威通信技术股份有限公司 | A kind of core network system and the constellation satellite system based on core network system |
| CN107689826A (en) * | 2016-08-05 | 2018-02-13 | 北京信威通信技术股份有限公司 | A kind of method, apparatus and satellite system of ground core network roaming |
| CN106685709A (en) * | 2016-12-20 | 2017-05-17 | 航天恒星科技有限公司 | Remote maintaining system for overseas satellite ground application system |
| CN106972883B (en) * | 2017-04-05 | 2020-06-16 | 泛太通信导航有限公司 | Small satellite ground station |
| CN107864009A (en) * | 2017-12-22 | 2018-03-30 | 中国人民解放军战略支援部队信息工程大学 | A kind of communication system and method towards Incorporate information network |
| CN108768498B (en) * | 2018-05-16 | 2022-02-01 | 中国电子科技集团公司电子科学研究院 | Heaven-earth communication method and device and micro-nano satellite |
| CN111756431B (en) * | 2019-03-26 | 2023-11-03 | 北京京东乾石科技有限公司 | Communication system, method, electronic device and readable medium for unmanned aerial vehicle |
| CN110677187B (en) * | 2019-08-30 | 2021-10-01 | 西安空间无线电技术研究所 | High-throughput communication satellite transponder of distributed gateway station and gateway station |
| CN111614395B (en) * | 2020-04-21 | 2021-08-13 | 中国人民解放军军事科学院国防科技创新研究院 | Data processing method for satellite-to-ground direct connection terminal in satellite-to-ground direct connection system |
| CN113382426B (en) * | 2021-05-26 | 2022-08-23 | 重庆邮电大学 | Distributed user association method for guaranteeing user mobility and time delay requirements |
| CN113328789B (en) * | 2021-06-09 | 2022-04-19 | 广州爱浦路网络技术有限公司 | Satellite communication method, system, device and storage medium |
| CN114024594B (en) * | 2021-11-09 | 2023-10-20 | 北京中科晶上科技股份有限公司 | Communication method and device of satellite communication system |
| CN116155342A (en) * | 2021-11-19 | 2023-05-23 | 大唐移动通信设备有限公司 | Method and device for establishing feeder link and storage medium |
| CN115209446B (en) * | 2022-06-13 | 2023-07-25 | 爱浦路网络技术(北京)有限公司 | Core network cloud service communication method, system, device and medium based on satellite |
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