CN104661184A - Method and equipment for satellite communication - Google Patents

Method and equipment for satellite communication Download PDF

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Publication number
CN104661184A
CN104661184A CN201310590768.4A CN201310590768A CN104661184A CN 104661184 A CN104661184 A CN 104661184A CN 201310590768 A CN201310590768 A CN 201310590768A CN 104661184 A CN104661184 A CN 104661184A
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China
Prior art keywords
short message
satellite
gateway
message
mobile terminal
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CN201310590768.4A
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Chinese (zh)
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CN104661184B (en
Inventor
周燕飞
全海洋
王可
李艳华
艾明
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China Academy of Telecommunications Technology CATT
Datang Mobile Communications Equipment Co Ltd
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China Academy of Telecommunications Technology CATT
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/12—Messaging; Mailboxes; Announcements
    • H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/18—Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals

Abstract

The invention discloses a method and equipment for satellite communication and is used for solving the problem in the prior art that a solution is not provided for communication realized by a mobile communication system between a satellite terminal and a mobile terminal at present. The method for sending downlink data, disclosed by the embodiment of the invention, comprises the following steps: a satellite gateway receives a satellite short message sent by the satellite terminal in a satellite communication network; the satellite gateway sends the received satellite short message to an intermediate node in a mobile communication network so as to indicate the intermediate node to send the satellite short message to the mobile terminal in the mobile communication network. With the adoption of the method disclosed by the embodiment of the invention, the communication between the satellite terminal and the mobile terminal is realized; the satellite short message is received by the satellite gateway and encapsulated into a short message format, so that the transmission efficiency of the satellite short message is improved.

Description

A kind of method and apparatus carrying out satellite communication
Technical field
The present invention relates to communication technical field, particularly a kind of method and apparatus carrying out satellite communication.
Background technology
Along with the progress of satellite navigation and correlation technique, the application of navigational satellite system is increasingly extensive.Beidou satellite navigation system (BeiDou Navigation Satellite System, BDS) short message service can be provided for supporting between the big-dipper satellite terminal of satellite communication, i.e. satellite short message, this satellite short message support transmits 120 Chinese characters, 1680 bits.It is the unique identifying number (Identifier, ID) that this subscriber computer distributes that each ICBM SHF satellite terminal has satellite communication system, i.e. satellite communication mark, and the cipher mode adopting a family one close, satellite communication all needs to forward through ground satellite station.Concrete communication process is as follows:
First, transmit leg is first inbound by being forwarded by satellite after the satellite short message encryption comprising recipient No. ID and apply by letter number; Then, after ground satellite station receives this apply by letter signal, through DecryptDecryption with after encrypting again, above-mentioned satellite short message is added in the departures broadcast message continuing broadcast, give all users through satellite broadcasting; Finally, recipient receives exit signal, and demodulation deciphering departures text gets satellite short message, thus completes a satellite communication.The propagation delay time of satellite short message communication is about 0.5 second, and communication frequency is the highest 1 second/time.
Simply introduce the short message service technology in mobile communication system below, the technology namely sent SMS message between mobile terminal.
1) short message service technology in 2G/3G network;
In 2G/3G network, the short message that mobile terminal sends is via core network control node (mobile switching centre (Mobile Switching Center, MSC) or Serving GPRS Support Node (Serving GPRSSupport Node, SGSN; General Packet Radio Service, GPRS) short messaging gateway is sent to, again by short messaging gateway (SMS (Short Message Service)-GMSC (gateway mobile switching center) (Short MessageService-Gateway Mobile Switching Center, SMS-GMSC)/SMS (Short Message Service)-intercommunication mobile switching centre (Short Message Service-Interworking Mobile Switching Center, SMS-IWMSC)) be sent to Short Message Service Center (Short Message Service Center, SMS-SC) to process.
2) short message service technology in Long Term Evolution (Long Term Evolution, LTE) network;
In the lte networks, owing to not having circuit domain, therefore the transmission of short message comprises following four kinds of modes: a) use packet switching (Packet Switching, PS) territory to carry out short message transmission; B) use circuit domain back off technique, namely terminal return back to 2G/3G network from LTE network and carries out short message transmission; C) by mobile terminal and Mobility Management Entity (Mobility Management Entity, MME) Non-Access Stratum (the Non-Access Stratum between, NAS) message carries the short message needing to send, then is forwarded to short messaging gateway by the SGs interface between MME and MSC; D) carried the short message needing to send by the NAS message between mobile terminal and MME, be more directly sent to short messaging gateway by MME, or be sent to short messaging gateway by interactive function (Interworking Function, IWF).
In sum, for the communication realized by mobile communication system between ICBM SHF satellite terminal and mobile terminal, also solution is not had at present.
Summary of the invention
Embodiments providing a kind of method and apparatus carrying out satellite communication, for solving in prior art for the communication realized by mobile communication system between ICBM SHF satellite terminal and mobile terminal, also there is no the problem of solution at present.
Embodiments provide a kind of sending method of downlink data, the method comprises:
Satellite gateway receives the satellite short message that the ICBM SHF satellite terminal in satellite communication network sends;
Described satellite short message is sent to the intermediate node in mobile communications network by described satellite gateway, issues described satellite short message to indicate described intermediate node to the mobile terminal in mobile communications network.
The embodiment of the present invention achieves the mobile terminal be handed down to by the satellite short message of ICBM SHF satellite terminal in mobile communications network by said method.
In force, described satellite short message is sent to described intermediate node by satellite gateway, specifically comprises:
Described satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network by described satellite gateway, described short message is sent to short messaging gateway, and carries described satellite short message in the short message indicating described short messaging gateway to receive; Or,
Described satellite short message is directly sent to BM-SC as MBMS content by described satellite gateway, and carries described satellite short message in the message indicating described BM-SC to receive.
In force, described satellite short message is directly sent to BM-SC by satellite gateway, specifically comprises:
Described satellite gateway sends the first request message to described BM-SC, and for asking described BM-SC to be initiated as, all satellite short messages that described satellite gateway sends distribute the process of special MBMS resource to described first request message; And described satellite gateway is receiving after described BM-SC returns response message, and described satellite short message is directly sent to described BM-SC, and described response message is for notifying that the distribution of the special MBMS resource of described satellite gateway completes; Or,
Described satellite gateway sends the second request message to described BM-SC, and described second request message distributes the process of interim MBMS resource for asking described BM-SC to be initiated as the satellite short message carried in described second request message and uses described interim MBMS resource to issue described satellite short message.
Preferably, if described intermediate node adopts pre-configured and issues described satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network, then:
Before described short message is sent to short messaging gateway by described satellite gateway, the method also comprises: described satellite gateway is according to pre-configured information, obtain the granting region of described satellite short message, determine the addressing information of the core network control node in the granting region of described satellite short message, and carry described addressing information in the message of carrying described short message.
The embodiment of the present invention additionally provides a kind of sending method of downlink data, and the method comprises:
Intermediate node in mobile communications network receives the satellite short message that satellite gateway sends;
Described intermediate node issues described satellite short message to the mobile terminal in mobile communications network.
The embodiment of the present invention achieves the mobile terminal be handed down to by the satellite short message of ICBM SHF satellite terminal in mobile communications network by said method.
In force, described intermediate node issues described satellite short message to the mobile terminal in mobile communications network, specifically comprises:
Described intermediate node adopts pre-configured and issues described satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network; Or,
Described intermediate node adopts broadcast mode to issue described satellite short message to the mobile terminal in mobile communications network; Or,
Described intermediate node adopts multicast mode to issue described satellite short message to the mobile terminal in mobile communications network.
As the preferred implementation of one, the mode of according to pre-configured RNTI the down control channel for carrying described satellite short message being carried out to scrambling issues described satellite short message to the mobile terminal in mobile communications network, then:
The described satellite short message that described intermediate node receives the transmission of described satellite gateway is specially: short messaging gateway receives the short message being packaged with described satellite short message that described satellite gateway sends;
Described intermediate node issues described satellite short message to the mobile terminal in mobile communications network and is specially: described short message is sent to core network control node by described short messaging gateway, and carries described satellite short message in the short message indicating described core network control node to receive; And, described short message is sent to the base station of subordinate by described core network control node, and indicates described base station to adopt described pre-configured RNTI to issue described short message to the mode that the down control channel for carrying described satellite short message carries out scrambling to the mobile terminal in described mobile communications network.
Further, described short message is sent to core network control node by described short messaging gateway, specifically comprises:
Short messaging gateway according to receive from satellite gateway send carry the addressing information carried in the message of described short message, send described short message to the core network control node that described addressing information is corresponding.
As the preferred implementation of another kind, issue described satellite short message according to multicast mode to the mobile terminal in mobile communications network, then described intermediate node receive described satellite gateway send described satellite short message be specially:
Described BM-SC receives the first request message that described satellite gateway sends, and according to described first request message, initiates the assigning process of the special MBMS resource for carrying all satellite short messages that described satellite gateway sends; Described BM-SC, after the distribution completing described special MBMS resource, sends response message, to notify that the distribution of special MBMS resource described in described satellite gateway completes to described satellite gateway; And described BM-SC receives the satellite short message that described satellite gateway sends;
Or,
Described BM-SC receives the second request message that described satellite gateway sends, and according to the satellite short message carried in described second request message, initiates the assigning process of the interim MBMS resource of the described satellite short message for carrying this transmission.
Further, issue described satellite short message according to multicast mode to the mobile terminal in mobile communications network, then described intermediate node issues described satellite short message to the mobile terminal in described mobile communications network, specifically comprises:
The satellite short message that the described satellite gateway received sends is sent to MBMS gateway by described BM-SC; Described MBMS gateway uses described special MBMS resource that described satellite short message is sent to core network control node; Described core network control node uses described special MBMS resource described satellite short message to be sent to the base station of subordinate, and indicates described base station to use described special MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network;
Or,
The satellite short message carried in described second request message is sent to MBMS gateway by described BM-SC; Described MBMS gateway uses described interim MBMS resource that described satellite short message is sent to core network control node; Described core network control node uses described interim MBMS resource described satellite short message to be sent to the base station of subordinate, and indicates described base station to use described interim MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network.
As another preferred implementation, issue described satellite short message according to broadcast mode to the mobile terminal in mobile communications network, then:
The described satellite short message that described intermediate node receives the transmission of described satellite gateway specifically comprises: short messaging gateway receives the short message being packaged with described satellite short message that described satellite gateway sends;
Described intermediate node issues described satellite short message to the mobile terminal in mobile communications network and specifically comprises: described short message is sent to core network control node by described short messaging gateway, and indicates in short message described in described core network control node and carry satellite short message; Described short message is sent to the base station of subordinate by described core network control node, and indicates described base station to adopt the predefined SIB for transmitting satellite short message to issue described short message.
The embodiment of the present invention additionally provides a kind of method of reseptance of downlink data, and the method comprises:
The satellite short message that the mobile terminal reception satellite gateway in mobile communications network with satellite short message receiving ability is issued by the intermediate node in mobile communications network;
Described mobile terminal uses self for the key of satellite communication, is decrypted process, to obtain the content of described satellite short message to described satellite short message.
The embodiment of the present invention receives the satellite short message of ICBM SHF satellite terminal by the mobile terminal that said method achieves in mobile communications network.
In force, described mobile terminal receives the described satellite short message that described satellite gateway is issued by described intermediate node, is specially:
Described mobile terminal monitors down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that described intermediate node issues, in described short message, be packaged with described satellite short message; Or,
Described mobile terminal, by the special MBMS resource for carrying all satellite short messages that described satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receives the described satellite short message that described intermediate node issues; Or,
Described mobile terminal, by the predefined SIB for transmitting satellite short message, receives the short message that described intermediate node issues, is packaged with described satellite short message in described short message.
Embodiments provide a kind of satellite gateway, this satellite gateway comprises:
First receiver module, the satellite short message that the ICBM SHF satellite terminal for receiving in satellite communication network sends;
First processing module, for described satellite short message being sent to the intermediate node in mobile communications network, issues described satellite short message to indicate described intermediate node to the mobile terminal in mobile communications network.
In force, described first processing module specifically for:
Described satellite short message is directly encapsulated as the short message format of mobile communications network as the load of the short message of described mobile communications network, and described short message is sent to short messaging gateway, and carry described satellite short message in the short message indicating described short messaging gateway to receive; Or,
Described satellite short message is directly sent to BM-SC as MBMS content, and carries described satellite short message in the message indicating described BM-SC to receive.
In force, described satellite short message is directly sent to BM-SC by the first processing module, specifically comprises:
Send the first request message to described BM-SC, for asking described BM-SC to be initiated as, all satellite short messages that described satellite gateway sends distribute the process of special MBMS resource to described first request message; And receiving after described BM-SC returns response message, described satellite short message is directly sent to described BM-SC, and described response message is for notifying that the distribution of the special MBMS resource of described satellite gateway completes; Or,
Send the second request message to described BM-SC, described second request message distributes the process of interim MBMS resource for asking described BM-SC to be initiated as the satellite short message carried in described second request message and uses described interim MBMS resource to issue described satellite short message.
Preferably, if the mode that described intermediate node adopts pre-configured RNTI the down control channel for carrying described satellite short message to be carried out to scrambling issues described satellite short message to the mobile terminal in mobile communications network, then:
Before described short message is sent to short messaging gateway by described first processing module, also for: according to pre-configured information, obtain the granting region of described satellite short message, determine the addressing information of the core network control node in the granting region of described satellite short message, and carry described addressing information in the message of carrying described short message.
The embodiment of the present invention additionally provides a kind of mobile terminal, and this terminal works is in mobile communications network and have satellite short message receiving ability, and this mobile terminal comprises:
Receiver module, for receiving the satellite short message that satellite gateway is issued by the intermediate node in mobile communications network;
Acquisition module, for using self for the key of satellite communication, is decrypted process to described satellite short message, to obtain the content of described satellite short message.
In force, described receiver module specifically for:
Monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that described intermediate node issues, in described short message, be packaged with described satellite short message; Or,
By the special MBMS resource for carrying all satellite short messages that described satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receive the described satellite short message that described intermediate node issues; Or,
By the predefined SIB for transmitting satellite short message, receive the described satellite short message that described intermediate node issues.
The embodiment of the present invention additionally provides a kind of communication system, and this system comprises:
Satellite gateway, the satellite short message that the ICBM SHF satellite terminal for receiving in satellite communication network sends; And described satellite short message sent to intermediate node in mobile communications network, issue described satellite short message to indicate described intermediate node to the mobile terminal in mobile communications network;
Intermediate node in mobile communications network, for receiving the satellite short message that satellite gateway sends; And issue described satellite short message to the mobile terminal in mobile communications network;
There is the mobile terminal of satellite short message receiving ability, for receiving the satellite short message that satellite gateway is issued by described intermediate node in mobile communications network; And use self for the key of satellite communication, process is decrypted to described satellite short message, to obtain the content of described satellite short message.
In force, described intermediate node issues described satellite short message to the mobile terminal in mobile communications network in the following ways:
Adopt pre-configured and issue described satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network;
Or, adopt broadcast mode to issue described satellite short message to the mobile terminal in mobile communications network;
Or, adopt multicast mode to issue described satellite short message to the mobile terminal in mobile communications network.
As the preferred implementation of one, described intermediate node comprises short messaging gateway and core network control node, wherein:
Described satellite gateway specifically for: described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network, and described short message is sent to described short messaging gateway, and carry described satellite short message in the short message indicating described short messaging gateway to receive;
Short messaging gateway specifically for: receive described satellite gateway send the short message being packaged with described satellite short message; And described short message is sent to described core network control node, and carry described satellite short message in the short message indicating described core network control node to receive;
Described core network control node specifically for the base station described short message being sent to subordinate, and indicates described base station to adopt described pre-configured RNTI to issue described short message to the mode that the down control channel for carrying described satellite short message carries out scrambling to the mobile terminal in described mobile communications network;
Described mobile terminal specifically for: monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that described base station issues.
Preferably, described satellite gateway also for: before described short message is sent to short messaging gateway, according to pre-configured information, obtain the granting region of described satellite short message, determine the addressing information of the core network control node in the granting region of described satellite short message, and carry described addressing information in the message of carrying described short message;
Described short messaging gateway also for: according to carrying the addressing information carried in the message of described short message, send described short message to the core network control node that described addressing information is corresponding.
As the preferred implementation of another kind, described intermediate node comprises short messaging gateway and core network control node, wherein:
Described satellite gateway specifically for: described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network, and described short message is sent to described short messaging gateway, and carry described satellite short message in the short message indicating described short messaging gateway to receive;
Short messaging gateway specifically for: receive described satellite gateway send the short message being packaged with described satellite short message; And described short message is sent to described core network control node, and indicate in short message described in described core network control node and carry satellite short message;
Described core network control node specifically for the base station described short message being sent to subordinate, and indicates described base station to adopt the predefined SIB for transmitting satellite short message to issue described short message;
Described mobile terminal specifically for: by the predefined SIB for transmitting satellite short message, receive the short message that described base station issues, in described short message, be packaged with described satellite short message.
As another preferred implementation, described intermediate node comprises BM-SC, MBMS gateway and core network control node, wherein:
Described satellite gateway specifically for: send the first request message to described BM-SC, for asking described BM-SC to be initiated as, all satellite short messages that described satellite gateway sends distribute the process of special MBMS resource to described first request message, and receiving after described BM-SC returns response message, described satellite short message is directly sent to described BM-SC, and described response message is for notifying that the distribution of the special MBMS resource of described satellite gateway completes;
Described BM-SC specifically for: receiving the first request message that described satellite gateway sends, according to described first request message, initiating the assigning process of special MBMS resource for carrying all satellite short messages that described satellite gateway sends; After the distribution completing described special MBMS resource, send response message, to notify that the distribution of special MBMS resource described in described satellite gateway completes to described satellite gateway; Receive the satellite short message that described satellite gateway sends, described satellite short message is sent to MBMS gateway;
Described MBMS gateway specifically for: use described special MBMS resource that described satellite short message is sent to core network control node;
Described core network control node specifically for: use described special MBMS resource described satellite short message to be sent to the base station of subordinate, and indicate described base station to use described special MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network;
Described mobile terminal specifically for: by described special MBMS resource, receive the described satellite short message that described intermediate node issues.
As another preferred implementation, described intermediate node comprises BM-SC, MBMS gateway and core network control node, wherein:
Described satellite gateway specifically for: send the second request message to described BM-SC, described second request message distributes the process of interim MBMS resource and the satellite short message using described interim MBMS resource to issue described second request message to carry for asking described BM-SC to be initiated as the satellite short message carried in described second request message;
Described BM-SC specifically for: receiving the second request message that described satellite gateway sends, and according to the satellite short message carried in described second request message, initiating the assigning process of the interim MBMS resource of the described satellite short message for carrying this transmission; And the satellite short message carried in described second request message is sent to MBMS gateway;
Described MBMS gateway specifically for: use described interim MBMS resource that described satellite short message is sent to core network control node;
Described core network control node specifically for: use described interim MBMS resource described satellite short message to be sent to the base station of subordinate, and indicate described base station to use described interim MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network;
Described mobile terminal specifically for: by described interim MBMS resource, receive the described satellite short message that described intermediate node issues.
The embodiment of the present invention additionally provides a kind of method of reseptance of upstream data, and the method comprises:
Satellite gateway, by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Described satellite gateway obtains the satellite short message that described mobile terminal produces from described short message, and described satellite short message is sent to the ICBM SHF satellite terminal in satellite communication network.
The embodiment of the present invention is achieved by said method and the satellite short message of the mobile terminal in mobile communications network is sent to ICBM SHF satellite terminal.
The embodiment of the present invention additionally provides a kind of sending method of upstream data, and the method comprises:
The mobile terminal in mobile communications network with satellite short message transmitting capacity produces satellite short message, and described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network;
Described short message, by the intermediate node in mobile communications network, is sent to satellite gateway, carries the address information of described satellite gateway in described short message by described mobile terminal.
The mobile terminal that the embodiment of the present invention is achieved in mobile communications network by said method sends satellite short message to ICBM SHF satellite terminal.
The embodiment of the present invention additionally provides a kind of satellite gateway, and this satellite gateway comprises:
Second receiver module, for by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Second processing module, for obtaining the satellite short message that described mobile terminal produces from described short message, and sends to the ICBM SHF satellite terminal in satellite communication network by described satellite short message.
The embodiment of the present invention additionally provides a kind of mobile terminal, and this mobile terminal to work in mobile communications network and has satellite short message transmitting capacity, and this mobile terminal comprises:
Short message generation module, for generation of satellite short message, is directly encapsulated as short message format using described satellite short message as the load of the short message of described mobile communications network;
Sending module, for by the intermediate node in mobile communications network, sends to satellite gateway by described short message, carries the address information of described satellite gateway in described short message.
The embodiment of the present invention additionally provides a kind of communication system, and this communication system comprises:
There is in mobile communications network the mobile terminal of satellite short message transmitting capacity, for generation of satellite short message, described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network; And by the intermediate node in mobile communications network, described short message is sent to satellite gateway, in described short message, carries the address information of described satellite gateway;
Satellite gateway, for by described intermediate node, receives the short message that described mobile terminal sends; And from described short message, obtain the satellite short message of described mobile terminal generation, and described satellite short message is sent to the ICBM SHF satellite terminal in satellite communication network.
Further, described intermediate node comprises:
Core network control node, for receiving the short message from described mobile terminal that subordinate base station sends, and sends to short messaging gateway by the short message received;
Short messaging gateway, for receiving the short message that described core network control node sends, and according to the address information of carrying in described short message, the satellite gateway sending to described address information corresponding described short message.
The embodiment of the present invention additionally provides a kind of satellite gateway, at least one processor comprising transceiver and be connected with this transceiver, wherein:
If this satellite gateway transmitting downlink data, then:
Transceiver is arranged to the satellite short message that the ICBM SHF satellite terminal received in satellite communication network sends;
Processor is arranged to the intermediate node sent to by the satellite short message received in mobile communications network, issues satellite short message to indicate intermediate node to the mobile terminal in mobile communications network.
In force, processor be configured specifically for:
Satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network, and short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive; Or,
Satellite short message is directly sent to BM-SC as MBMS content, and carries satellite short message in the message indicating BM-SC to receive.
Further, satellite short message is directly sent to BM-SC by processor, specifically comprises:
Send the first request message to BM-SC, for asking BM-SC to be initiated as, all satellite short messages that satellite gateway sends distribute the process of special MBMS resource to this first request message; And receiving after BM-SC returns response message, satellite short message is directly sent to BM-SC, and this response message is for notifying that the distribution of the special MBMS resource of satellite gateway completes; Or,
Send the second request message to BM-SC, this second request message distributes the process of interim MBMS resource for the satellite short message of asking BM-SC to be initiated as to carry in the second request message and uses interim MBMS resource to issue satellite short message.
Preferably, if intermediate node adopts pre-configured RNTI to issue satellite short message to the mode that the down control channel for carrying described satellite short message carries out scrambling to the mobile terminal in mobile communications network, then:
Before short message is sent to short messaging gateway by transceiver, processor be configured also for: according to pre-configured information, obtain the granting region of satellite short message, determine the addressing information of the core network control node in the granting region of satellite short message, and carry addressing information in the message of carrying short message.
If two these satellite gateway transmit ascending datas, then:
Transceiver is arranged to by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Processor is arranged to the satellite short message obtaining mobile terminal generation from this short message, and the satellite short message got is sent to the ICBM SHF satellite terminal in satellite communication network.
The embodiment of the present invention additionally provides a kind of mobile terminal, at least one processor comprising transceiver and be connected with this transceiver, wherein:
If this mobile terminal transmitting downlink data, then:
Transceiver is arranged to the satellite short message receiving satellite gateway and issued by the intermediate node in mobile communications network;
Processor is arranged to and uses self for the key of satellite communication, is decrypted process, to obtain the content of satellite short message to satellite short message.
In force, processor be configured specifically for:
Monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that intermediate node issues, in this short message, be packaged with satellite short message; Or,
By the special MBMS resource for carrying all satellite short messages that satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receive the satellite short message that intermediate node issues; Or,
By the predefined SIB for transmitting satellite short message, receive the satellite short message that intermediate node issues.
In force, processor be configured also for:
If use self for the key of satellite communication, satellite short message can not be correctly decoded, then abandon the satellite short message received.
If two these mobile terminal transmit ascending datas, then:
Processor is arranged to and produces satellite short message, and satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network;
Transceiver is arranged to by the intermediate node in mobile communications network, and short message is sent to satellite gateway, carries the address information of satellite gateway in short message.
Accompanying drawing explanation
The network architecture schematic diagram that Fig. 1 provides for the embodiment of the present invention;
The sending method schematic diagram of the downlink data of the satellite gateway side that Fig. 2 provides for the embodiment of the present invention;
The sending method schematic diagram of the downlink data of the intermediate node side that Fig. 3 provides for the embodiment of the present invention;
The method of reseptance schematic diagram of the downlink data of the mobile terminal side that Fig. 4 provides for the embodiment of the present invention;
Fig. 5 is the schematic diagram of embodiment one provided by the invention;
Fig. 6 is the schematic diagram of embodiment two provided by the invention;
Fig. 7 is the schematic diagram of embodiment three provided by the invention;
Fig. 8 is the schematic diagram of embodiment four provided by the invention;
The schematic diagram of the first satellite gateway that Fig. 9 provides for the embodiment of the present invention;
The schematic diagram of the first terminal that Figure 10 provides for the embodiment of the present invention;
The schematic diagram of the first communication system that Figure 11 provides for the embodiment of the present invention;
The method of reseptance schematic diagram of a kind of upstream data that Figure 12 provides for the embodiment of the present invention;
The sending method schematic diagram of a kind of upstream data that Figure 13 provides for the embodiment of the present invention;
Figure 14 is the schematic diagram of embodiment five provided by the invention;
The schematic diagram of the second satellite gateway that Figure 15 provides for the embodiment of the present invention;
The schematic diagram of the second terminal that Figure 16 provides for the embodiment of the present invention;
The schematic diagram of the second communication system that Figure 17 provides for the embodiment of the present invention;
The schematic diagram of the third satellite gateway that Figure 18 provides for the embodiment of the present invention;
The schematic diagram of the third terminal that Figure 19 provides for the embodiment of the present invention.
Embodiment
The present invention is by increasing satellite gateway in the mobile communication network, in order to transmit the satellite short message sent between ICBM SHF satellite terminal and mobile terminal in satellite communication network and mobile communications network, thus the satellite communication that can realize between ICBM SHF satellite terminal and mobile terminal by mobile communications network.
First the technical term related in the embodiment of the present invention is described below.
In the embodiment of the present invention, ICBM SHF satellite terminal is the terminal be operated in satellite communication network, and mobile terminal is work terminal in the mobile communication network; Wherein:
For each ICBM SHF satellite terminal, satellite communication network can distribute unique satellite communication for satellite communication for this ICBM SHF satellite terminal and identify; For each mobile terminal, mobile communications network can divide the mobile communication being used in mobile communication mark for this mobile terminal.
Preferably, for each mobile terminal, satellite communication network is that the distribution of this mobile terminal uniquely identifies for the satellite communication of satellite communication.
Preferably, for each ICBM SHF satellite terminal, mobile communications network can divide the mobile communication being used in mobile communication mark for this ICBM SHF satellite terminal.
The embodiment of the present invention adds satellite gateway in the mobile communication network, the network architecture of this satellite gateway is shown in Figure 1, short messaging gateway in this satellite gateway and mobile communications network and/or broadcast/multi broadcast business center (Broadcast-Multicast Service Centre, BM-SC) be connected, concrete:
According to pre-configured and for Radio Network Temporary Identifier (the Radio NetworkTemporary Identity of satellite communication, RNTI) mode or the broadcast mode that carry out scrambling issue satellite short message to the mobile terminal in mobile communications network, then this satellite gateway is connected with short messaging gateway, the satellite short message received from ground satellite station or satellite server (as big-dipper satellite server) directly can be encapsulated as short message format by this satellite gateway, and this short message is sent to short messaging gateway; And this satellite gateway can receive from short messaging gateway short message and resolve this short message, and the satellite short message carried in this short message is passed to ground satellite station or satellite server;
Issue satellite short message according to multicast mode to the mobile terminal in mobile communications network, then this satellite gateway is connected with BM-SC, and the satellite short message received from ground satellite station or satellite server directly can be sent to BM-SC by this satellite gateway; And this satellite gateway can receive the satellite short message sent from BM-SC, and this satellite short message is passed to ground satellite station or satellite server.
Preferably, satellite gateway and short messaging gateway can pass through existing interface (as reference point 1 interface etc.) and be connected.
Preferably, the coding rule that the address information that satellite gateway is corresponding can adopt international public telecommunication numbering plan (theinternational public telecommunication numbering plan) E.164 to define identifies, and other network nodes (as the network node in mobile communications network, the network node in satellite communication network) address information corresponding according to satellite gateway can carry out addressing to this satellite gateway.
In the embodiment of the present invention, intermediate node in mobile communications network refers in mobile communications network the network equipment transmitting data, based on different network technologies (as 2G/3G network, LTE network) and different message modes, may be different for the mobile communications network transmitting data.
Be described in further detail the embodiment of the present invention below in conjunction with Figure of description, be all described for LTE network in the embodiment of the present invention, other networks are similar, will not enumerate herein.
Shown in Figure 2, the sending method of the downlink data of the satellite gateway side that the embodiment of the present invention provides, the method comprises the following steps:
Step 21, satellite gateway receive the satellite short message that the ICBM SHF satellite terminal in satellite communication network sends;
In this step, in satellite short message, carry the satellite communication mark of the satellite communication mark of ICBM SHF satellite terminal (i.e. the transmit leg of satellite short message) and the recipient of satellite short message.
In force, satellite gateway, by the ground satellite station in satellite communication network or satellite server (as big-dipper satellite server), receives the satellite short message that ICBM SHF satellite terminal sends.
Concrete, ICBM SHF satellite terminal is when needs send satellite short message to mobile terminal, the close mode in a family one is adopted to produce corresponding satellite short message, and send to ground satellite station or satellite server to send to satellite gateway this satellite short message, wherein, the satellite communication mark of the satellite communication mark of this ICBM SHF satellite terminal and the recipient of satellite short message is carried in this satellite short message; Ground satellite station or satellite server are decrypted process to the satellite short message received, according to the identification information of the recipient carried in satellite short message, adopt the encryption and decryption mode that the recipient of this satellite short message uses, this satellite short message is encrypted, and the satellite short message after encryption is sent to satellite gateway.
The satellite short message received is sent to the intermediate node in mobile communications network by step 22, satellite gateway, issues this satellite short message to indicate intermediate node to the mobile terminal in mobile communications network.
In this step, when intermediate node issues this satellite short message to the mobile terminal in mobile communications network, the object sent is all mobile terminals in mobile communications network, therefore, the mobile terminal in mobile communications network with satellite short message receiving ability all can receive the satellite short message that intermediate node issues, but because satellite short message adopts the close mode in a family one to be encrypted, only have the recipient of this satellite short message correctly could decipher this satellite short message, to obtain the content of this satellite short message.
In the embodiment of the present invention, satellite gateway receives the satellite short message that the ICBM SHF satellite terminal in satellite communication network sends, and this satellite short message is sent to the intermediate node in mobile communications network, to indicate intermediate node to issue this satellite short message to the mobile terminal in mobile communications network, thus achieve the satellite short message that ICBM SHF satellite terminal sends is handed down to mobile terminal in mobile communications network.
In force, the satellite short message received sends to the intermediate node in mobile communications network can adopt following either type by step 22 Satellite gateway:
The satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network by mode 1, satellite gateway, this short message is sent to short messaging gateway, and carries satellite short message in the short message indicating short messaging gateway to receive.
Concrete, after satellite gateway receives satellite short message from ground satellite station or satellite server, the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network, that is: in this encapsulation process, satellite gateway is not resolved the content of this satellite short message, directly be encapsulated as the short message format of mobile communications network, and this short message is sent to short messaging gateway.
Under which, in the short message that satellite gateway can adopt following either type to indicate short messaging gateway to receive, carry satellite short message:
When the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network by mode A1, satellite gateway, carry the first indication information carrying in the message of this short message of sending to short messaging gateway, in the short message received in order to indicate short messaging gateway, carry satellite short message;
In which, because satellite gateway arranges the first indication information carrying in the message of short message of sending to short messaging gateway, carry satellite short message in the short message received to indicate short messaging gateway, therefore, do not need extra signaling consumption.
Mode B1, satellite gateway, by sending indication signaling to short messaging gateway, carry satellite short message to indicate short messaging gateway in the short message received.
Under which, before the satellite short message that satellite gateway can be sent by ground satellite station or satellite server in reception ICBM SHF satellite terminal, first send indication signaling to short messaging gateway, all carry satellite short message to indicate in the subsequently received short message sent from this satellite gateway of short messaging gateway, namely satellite gateway only need send an indication signaling to short messaging gateway; Satellite gateway also can after receiving the satellite short message that ICBM SHF satellite terminal sent by ground satellite station or satellite server at every turn, before the short message of this satellite short message is carried in transmission, all send indication signaling to short messaging gateway, satellite short message is carried in the short message received to indicate short messaging gateway, namely satellite gateway is before the short message of satellite short message is carried in each transmission, all sends an indication signaling to intermediate node.
Based on aforesaid way 1, after short messaging gateway receives the short message that satellite gateway sends, intermediate node (comprising short messaging gateway and core network control node) can adopt pre-configured and the mode of carrying out scrambling for the RNTI of satellite communication issues the short message sent from satellite gateway to the mobile terminal in mobile communications network; Also broadcast mode can be adopted to the mobile terminal in mobile communications network to issue the short message sent from satellite gateway.Short-message sending under which kind of mode of concrete employing, pre-configuredly can give intermediate node.
Based on aforesaid way 1, if intermediate node adopts pre-configured and RNTI for satellite communication carries out the mode of scrambling to short-message sending under the mobile terminal in mobile communications network to the down control channel for carrying satellite short message, before then short message is sent to short messaging gateway by satellite gateway, the method also comprises:
Satellite gateway, according to pre-configured information, obtains the granting region of this satellite short message, determines the addressing information of the core network control node in the granting region of this satellite short message, and carry this addressing information in the message of carrying short message.
Such as, the information that this satellite gateway in mobile communications network can send the region (i.e. the granting region of satellite short message) of satellite short message is configured with in satellite gateway, then this satellite gateway can determine the core network control node in this granting region according to the information in this granting region, obtains the addressing information of determined core network control node further.
Accordingly, short messaging gateway receive satellite gateway send carry the message of this short message after, according to carrying the addressing information carried in the message of this short message, this short message is sent to the core network control node that this addressing information is corresponding, wherein, this short messaging gateway is not resolved the content of short message.
Based on aforesaid way 1, pre-configured and for satellite communication RNTI is adopted to issue satellite short message to the mode that the down control channel for carrying satellite short message carries out scrambling for intermediate node, network side is all mobile terminal fixed allocation RNTI for satellite communication with satellite short message receiving ability in mobile communications network, namely the RNTI that all mobile terminal fixed allocation one with satellite short message receiving ability are identical, each mobile terminal monitors down control channel, when this pre-configured RNTI for satellite communication being detected, the shared channel that this down control channel is dispatched receives the short message sent from intermediate node, visible, short message can be received by all this mobile terminals being used for the RNTI of satellite communication pre-configured, due in the embodiment of the present invention, network side only needs, for all mobile terminal fixed allocation RNTI for satellite communication with satellite short message receiving ability, to reduce network processes complexity, save Internet resources.
It should be noted that, current mobile terminal receives in the mechanism of short message, network side is that each mobile terminal distributes a C-RNTI temporarily, namely each terminal distributes a different C-RNTI temporarily, each terminal monitoring down control channel, when detecting that network side is the C-RNTI self distributed, the shared channel that this down control channel is dispatched receives short message, visible, short message only can be received by the recipient of this short message; In existing short message reception mechanism, because network side is that each mobile terminal distributes a C-RNTI temporarily, when sending SMS message, C-RNTI corresponding to the recipient that network side needs to adopt this short message carries out scrambling, add network processes complexity, and network side needs the mapping relations of preserving each mobile terminal and C-RNTI, adds the expense of Internet resources.
Preferably, pre-configured and RNTI for satellite communication can be defined as BDS-RNTI.
Due in mode 1, the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network by satellite gateway, and this short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive, due in this process, satellite gateway is not resolved the content of the satellite short message received, thus reduces the process complexity of satellite gateway, also improves the efficiency of transmission of satellite short message simultaneously.
Mode 2, satellite gateway using the satellite short message that receives as multimedia broadcast multi-broadcasting business (Multimedia Broadcast Multicast Service, MBMS) business tine directly sends to BM-SC, and carries satellite short message in the message indicating BM-SC to receive.
Concrete, after satellite gateway receives satellite short message from ground satellite station or satellite server, the satellite short message received directly is sent to BM-SC as MBMS content, that is: in this process, satellite gateway is not resolved the content of satellite short message, directly the satellite short message received is sent to BM-SC.
In force, mode 2 comprises following two kinds of preferred implementations further:
As the preferred implementation of one, satellite gateway sends the first request message to BM-SC, and for asking BM-SC to be initiated as, all satellite short messages that satellite gateway sends distribute the process of special MBMS resource to this first request message; And satellite gateway is receiving after BM-SC returns response message, and the satellite short message received directly is sent to BM-SC, and this response message is for notifying that the distribution of the special MBMS resource of satellite gateway completes.
Based on above-mentioned preferred implementation, after BM-SC receives the first request message of satellite gateway transmission, according to this first request message, initiate the assigning process of the special MBMS resource for carrying all satellite short messages that satellite gateway sends; This BM-SC, after the distribution completing special MBMS resource, sends response message, to notify that the distribution of the special MBMS resource of satellite gateway completes to satellite gateway; Afterwards, BM-SC receives the satellite short message that satellite gateway sends; Further, intermediate node (comprising BM-SC, MBMS gateway and core network control node) adopts multicast mode to issue satellite short message to the mobile terminal in mobile communications network, and namely intermediate node uses special MBMS resource to issue satellite short message to the mobile terminal in mobile communications network.
Under this preferred implementation, satellite gateway first sends the first request message to BM-SC, after the distribution that intermediate node (comprising BM-SC, MBMS gateway and core network control node) completes the special MBMS resource for carrying all satellite short messages that satellite gateway sends, send satellite short message to BM-SC again, use the special MBMS resource of having distributed to send this satellite short message to make intermediate node.Under which, satellite gateway is before transmission satellite short message, the first request message is sent to BM-SC, BM-SC only need initiate the flow process once setting up special MBMS resource, and intermediate node uses the special MBMS resource of having distributed to issue every bar satellite short message of the follow-up transmission of satellite gateway to the mobile terminal in mobile communications network.
As the preferred implementation of another kind, satellite gateway sends the second request message to BM-SC, and this second request message distributes the process of interim MBMS resource for asking BM-SC to be initiated as the satellite short message carried in this second request message and uses interim MBMS resource to issue satellite short message to the mobile terminal in mobile communications network.
Based on above-mentioned preferred implementation, after BM-SC receives the second request message of satellite gateway transmission, according to this second request message, initiate the assigning process of the interim MBMS resource of the satellite short message for carrying this transmission; Further, intermediate node (comprising BM-SC, MBMS gateway and core network control node) adopts multicast mode to issue satellite short message to the mobile terminal in mobile communications network, and namely intermediate node uses interim MBMS resource to issue the satellite short message carried in the second request message to the mobile terminal in mobile communications network.
Under this preferred implementation, satellite gateway sends the second request message to BM-SC, satellite short message is carried in this second request message, after intermediate node (comprising BM-SC, MBMS gateway and core network control node) completes the distribution of the interim MBMS resource of the satellite short message for carrying this transmission, this interim MBMS resource is directly used to issue the satellite short message carried in the second request message to the mobile terminal in mobile communications network.Under which, after satellite gateway receives satellite short message at every turn, all send the second request message to BM-SC, and this satellite short message is carried in this second request message, after BM-SC receives the second request message at every turn, all need start flow to set up interim MBMS resource, intermediate node uses this interim MBMS resource to issue the satellite short message carried in this second request message to the mobile terminal in mobile communications network.
It should be noted that, BM-SC initiation sets up the flow process of MBMS resource (special MBMS resource or interim MBMS resource) specifically see agreement TS23.246, repeats no more herein.
Due in mode 2, the satellite short message received directly is sent to BM-SC as MBMS content by satellite gateway, and carry satellite short message in the message indicating BM-SC to receive, due in this process, satellite gateway is not resolved the content of the satellite short message received, thus reduce the process complexity of satellite gateway, also improve the efficiency of transmission of satellite short message simultaneously.
Based on same inventive concept, the sending method of the downlink data of the intermediate node side in the mobile communications network that the embodiment of the present invention provides, shown in Figure 3, the method comprises:
Step 31, intermediate node receive the satellite short message that satellite gateway sends;
Step 32, intermediate node issue this satellite short message to the mobile terminal in mobile communications network.
The embodiment of the present invention achieves the mobile terminal be handed down to by the satellite short message of ICBM SHF satellite terminal in mobile communications network by said method.
In force, step 32 comprises following three kinds of implementations further:
Mode one, intermediate node adopt pre-configured and issue satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying satellite short message to the mobile terminal in mobile communications network.
Under which, satellite gateway adopts aforesaid way 1 to send satellite short message to short messaging gateway, namely the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network by satellite gateway, this short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive, then:
Step 31 is specially: short messaging gateway receives the short message being packaged with satellite short message that satellite gateway sends;
In this step, to be satellite gateway be directly encapsulated as short message format using the satellite short message received as the load of the short message of mobile communications network to the short message that short messaging gateway receives, in this process, satellite gateway is not resolved the content of the satellite short message received.
Step 32 is specially: the short message received is sent to core network control node by short messaging gateway, and carries satellite short message in the short message indicating core network control node to receive; And the short message received is sent to the base station of subordinate by core network control node, and base station is indicated to adopt pre-configured and issue for the mode that the RNTI of satellite communication carries out scrambling the short message received to the mobile terminal in mobile communications network.
Concrete, short messaging gateway receive satellite gateway send carry the message of short message after, the content of short message is not wherein resolved, this short message is sent to core network control node, and carry satellite short message in the short message indicating core network control node to receive; Core network control node receive short messaging gateway send carry the message of short message after, the content of short message is not wherein resolved, this short message is sent to the base station of subordinate, and indicate base station adopt pre-configured and issue for the mode that the RNTI of satellite communication carries out scrambling the short message received to the mobile terminal in mobile communications network.
Further, if short messaging gateway receive carry addressing information from carrying in the message of short message of satellite gateway, the short message received sends to core network control node to be specially by short messaging gateway:
Short messaging gateway according to receive from satellite gateway send carry the addressing information carried in the message of short message, to the short message that the core network control node transmission and reception that this addressing information is corresponding are arrived.
Due to carry short message message in carry the addressing information of core network control node, short messaging gateway is without the need to obtaining routing iinformation to subscribed services device, directly according to the addressing information of this core network control node, to the short message that corresponding core network control node transmission and reception are arrived.
Under which, the short message received is sent to the base station of subordinate by core network control node, specifically comprises:
The short message received directly is sent to all base stations of its subordinate by core network control node; Or,
Core network control node adopts the mode of poll, the short message received is sent to the base station of its subordinate; Or,
Between the not busy busy of core network control node based on each base station of its subordinate, the short message received is sent to the base station of its subordinate.
Under which, base station is after the short message receiving core network control node transmission, adopt pre-configured and for satellite communication RNTI to carry out scrambling to the down control channel for carrying satellite short message, and all mobile terminals to own services on the DSCH Downlink Shared Channel dispatched at pre-configured delivery time and this down control channel send this short message.
Under which, base station and the pre-configured RNTI for satellite communication of each mobile terminal.Therefore, each mobile terminal is all monitored down control channel and whether is employed this RNTI for satellite communication to detect, if, the downlink resource then dispatched at this down control channel receives the short message that base station sends, afterwards, carry out short message decapsulation and obtain satellite short message, because satellite short message adopts the cipher mode of " family one is close ", therefore only have the recipient of this satellite short message correctly could decipher this satellite short message.Under which, when sending downlink data, satellite gateway and intermediate node can without the need to knowing the mobile communication mark of the recipient of satellite short message, therefore, under which, satellite gateway also without the need to the corresponding relation that the satellite communication mark and mobile communication of preserving this recipient identify, thus do not need to carry out between mobile communications network and satellite communication network to identify yet collaborative, also reduce the process complexity of satellite gateway.
Preferably, this pre-configured and for satellite communication RNTI can by the pre-configured base station given in mobile communications network of agreement.
Preferably, the pre-configured RNTI for satellite communication can be defined as BDS-RNTI.
Mode two, intermediate node adopt broadcast mode to issue satellite short message to the mobile terminal in mobile communications network.
Under which, satellite gateway adopts aforesaid way 1, namely the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network by satellite gateway, this short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive, then:
Step 31 is specially: short messaging gateway receives the short message being packaged with satellite short message that satellite gateway sends;
In this step, to be satellite gateway be directly encapsulated as short message format using the satellite short message received as the load of the short message of mobile communications network to the short message that short messaging gateway receives, in this process, satellite gateway is not resolved the content of the satellite short message received.
Step 32 is specially: the short message received is sent to core network control node by short messaging gateway, and indicates in this short message of core network control node and carry satellite short message; The short message received is sent to the base station of subordinate by core network control node, and indicates base station to adopt the predefined System information block for transmitting satellite short message (System Information Block, SIB) to issue the short message received.
Concrete, short messaging gateway receive satellite gateway send carry the message of short message after, the content of short message is not wherein resolved, this short message is sent to core network control node, and carry satellite short message in the short message indicating core network control node to receive; Core network control node receive short messaging gateway send carry the message of short message after, the content of short message is not wherein resolved, this short message is sent to the base station of subordinate, and indicate base station to adopt the SIB for transmitting satellite short message of definition to issue the short message received.
Under which, the short message received is sent to the base station of subordinate by core network control node, specifically comprises:
The short message received directly is sent to all base stations of its subordinate by core network control node; Or,
Core network control node adopts the mode of poll, the short message received is sent to the base station of its subordinate; Or,
Between the not busy busy of core network control node based on each base station of its subordinate, the short message received is sent to the base station of its subordinate.
Under which, base station, after the short message receiving core network control node transmission, adopts the predefined SIB for transmitting satellite short message to issue the short message received to the mobile terminal in mobile network.
Mode three, intermediate node adopt multicast mode to issue satellite short message to the mobile terminal in mobile communications network.
Under which, satellite gateway adopts aforesaid way 3 to send satellite short message, and namely the satellite short message received directly is sent to BM-SC as MBMS content by satellite gateway, and carries satellite short message in the message indicating BM-SC to receive, concrete:
If a satellite gateway sends the first request message to BM-SC, for asking BM-SC to be initiated as, all satellite short messages that satellite gateway sends distribute the process of special MBMS resource to this first request message, then:
Step 31 is specially: BM-SC receives the first request message that satellite gateway sends, and according to the first request message, initiates the assigning process of the special MBMS resource for carrying all satellite short messages that satellite gateway sends; BM-SC, after the distribution completing special MBMS resource, sends response message, to notify that the distribution of the special MBMS resource of satellite gateway completes to satellite gateway; And BM-SC receives the satellite short message that satellite gateway sends;
Step 32 is specially: the satellite short message that the satellite gateway received sends is sent to MBMS gateway by BM-SC; MBMS gateway uses special MBMS resource that satellite short message is sent to core network control node; Core network control node uses special MBMS resource satellite short message to be sent to the base station of subordinate, and indicates base station to use special MBMS resource to issue satellite short message to the mobile terminal in mobile communications network.
Concrete, BM-SC, after the satellite short message receiving satellite gateway transmission, does not resolve the content of this satellite short message, this satellite short message is sent to MBMS gateway; MBMS gateway is not resolved the content of this satellite short message, is used special MBMS resource that satellite short message is sent to core network control node after receiving the satellite short message of BM-SC transmission; After core network control node receives the satellite short message of MBMS gateway transmission, the content of this satellite short message is not resolved, use special MBMS resource satellite short message to be sent to the base station of subordinate, and indicate base station to use special MBMS resource to issue satellite short message to the mobile terminal in mobile communications network.
If two satellite gateways send the second request message to BM-SC, this second request message distributes the process of interim MBMS resource for asking BM-SC to be initiated as the satellite short message carried in this second request message and uses interim MBMS resource to issue satellite short message to the mobile terminal in mobile communications network, then:
Step 31 is specially: BM-SC receives the second request message that satellite gateway sends, and according to the satellite short message carried in the second request message, initiates the assigning process of the interim MBMS resource of the satellite short message for carrying this transmission;
Step 32 is specially: the satellite short message carried in this second request message is sent to MBMS gateway by BM-SC; MBMS gateway uses interim MBMS resource that satellite short message is sent to core network control node; Core network control node uses interim MBMS resource that the satellite short message received is sent to the base station of subordinate, and indicates base station to use interim MBMS resource to issue satellite short message to the mobile terminal in mobile communications network.
Concrete, BM-SC does not resolve the content of the satellite short message carried in this second request message, and this satellite short message is sent to MBMS gateway; MBMS gateway is not resolved the content of this satellite short message, is used interim MBMS resource that satellite short message is sent to core network control node after receiving the satellite short message of BM-SC transmission; After core network control node receives the satellite short message of MBMS gateway transmission, the content of this satellite short message is not resolved, use interim MBMS resource satellite short message to be sent to the base station of subordinate, and indicate base station to use interim MBMS resource to issue satellite short message to the mobile terminal in mobile communications network.
Based on same inventive concept, embodiments provide the method for reseptance of the downlink data of mobile terminal side, shown in Figure 4, the method comprises the following steps:
The satellite short message that the mobile terminal reception satellite gateway in step 41, mobile communications network with satellite short message receiving ability is issued by the intermediate node in mobile communications network;
Step 42, mobile terminal use self for the key of satellite communication, are decrypted process, to obtain the content of this satellite short message to the satellite short message received.
The embodiment of the present invention receives the satellite short message of ICBM SHF satellite terminal by the mobile terminal that said method achieves in mobile communications network.
In force, in step 41, the satellite short message that the mobile terminal reception satellite gateway in mobile communications network with satellite short message receiving ability is issued by the intermediate node in mobile communications network is specially:
If an intermediate node adopts aforesaid way one to issue satellite short message to the mobile terminal in mobile communications network, namely intermediate node adopts pre-configured and issues for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying satellite short message the short message being packaged with satellite short message to the mobile terminal in mobile communications network, then:
The short message that the mobile terminal reception satellite gateway in mobile communications network with satellite short message receiving ability is issued by the intermediate node in mobile communications network, carries satellite short message in this short message.
Concrete: mobile terminal monitors down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message being packaged with satellite short message that intermediate node issues.
Further, on the DSCH Downlink Shared Channel that mobile terminal was dispatched in the pre-configured time of reception and this down control channel, the short message that intermediate node issues is received.
Further, step 42 is specially: mobile terminal carries out decapsulation process to the short message received, and to obtain the satellite short message in this short message, uses self for the key of satellite communication, process is decrypted to the satellite short message got, to obtain the content of this satellite short message.
Further, if mobile terminal uses self for the key of satellite communication, correctly can not decipher the satellite short message got, then this mobile terminal abandons this short message.
It should be noted that, each mobile terminal all monitors down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that satellite gateway is sent by intermediate node, but only have the recipient of this satellite short message correctly could decipher the satellite short message carried in short message.
If two intermediate nodes adopt aforesaid way two to issue satellite short message to the mobile terminal in mobile communications network, namely intermediate node adopts broadcast mode to issue the short message being packaged with satellite short message to the mobile terminal in mobile communications network, then:
There is the mobile terminal of satellite short message receiving ability by the predefined SIB for transmitting satellite short message in mobile communications network, receive the short message that intermediate node issues.
Further, step 42 is specially: mobile terminal carries out decapsulation process to the short message received, and to obtain the satellite short message in this short message, uses self for the key of satellite communication, process is decrypted to the satellite short message got, to obtain the content of this satellite short message.
Further, if mobile terminal uses self for the key of satellite communication, correctly can not decipher the satellite short message got, then this mobile terminal abandons this short message.
If three intermediate nodes adopt the mobile terminal in aforesaid way three-dimensional mobile communications network to issue satellite short message, namely intermediate node uses the special MBMS resource for carrying all satellite short messages that satellite gateway sends or directly issues satellite short message for the interim MBMS resource of the satellite short message carrying this transmission to the mobile terminal in mobile communications network, then:
The mobile terminal in mobile communications network with satellite short message receiving ability, by special MBMS resource or interim MBMS resource, receives the satellite short message that intermediate node issues.
Further, step 42 is specially: mobile terminal uses self for the key of satellite communication, is decrypted process, to obtain the content of this satellite short message to the satellite short message received.
Further, if mobile terminal uses self for the key of satellite communication, correctly can not decipher the satellite short message got, then this mobile terminal abandons this satellite short message.
Below in conjunction with several specific embodiment, the transmitting procedure of downlink data in the embodiment of the present invention is described in detail.
Core network control node in embodiment one, the present embodiment in mobile communications network is MME, wherein, MME supports " SMS in MME " (short message in Mobility Management Entity) characteristic, and this MME is directly connected with the short messaging gateway in mobile communications network.In the present embodiment, intermediate node adopts pre-configured and issues satellite short message for the mode that the RNTI of satellite communication carries out scrambling to the mobile terminal in mobile communications network, and shown in Figure 5, in the present embodiment, the transmitting procedure of downlink data is as follows:
Satellite short message from ground satellite station or satellite server (as big-dipper satellite server) is directly encapsulated as short message format by step 1, satellite gateway, and this short message is sent to short messaging gateway.
In this step, satellite gateway is not resolved the content of satellite short message.
In the present embodiment, suppose in satellite gateway, to be configured with the information that satellite short message provides region, then satellite gateway determines the core network control node in this granting region, and is carried in short message by the addressing information of determined core network control node and sends to short messaging gateway.
In this step, satellite gateway also arranges the first indication information carrying in the message of short message of sending to short messaging gateway, carries satellite short message to indicate in this short message of short messaging gateway.
After step 2, short messaging gateway receive the short message of satellite gateway transmission, according to carrying the addressing information carried in the message of this short message, short message is sent to corresponding core network control node, and carries satellite short message in the short message indicating core network control node to receive.
In this step, short messaging gateway can arrange the first indication information carrying in the message of short message of sending to core network control node, carries satellite short message to indicate core network control node in the short message received.
In this step, short messaging gateway does not process the content of the short message received.
After step 3, core network control node receive the short message of short messaging gateway transmission, because carrying in the message of this short message of receiving carries the first indication information, this core network control node sends SMS message to all base stations of its subordinate, and indicates base station to adopt the mode of BDS-RNTI scrambling to issue this short message.
In this step, core network control node can arrange the second indication information carrying in the message of short message of sending to base station, adopts the mode of BDS-RNTI scrambling to issue this short message to indicate base station.
In this step, core network control node does not process the content of the short message received.
After step 4, base station receive the short message of core network control node transmission, because carrying in the message of this short message of receiving carries the second indication information, this base station uses pre-configured BDS-RNTI to carry out scrambling to the down control channel for carrying satellite short message at down control channel, and the shared channel dispatched at pre-configured delivery time and this down control channel sends the short message being packaged with satellite short message.
In this step, base station does not process the content of the short message received.
Step 5, have satellite short message receiving ability mobile terminal monitor down control channel, when listening to BDS-RNTI, the shared channel that this down control channel is dispatched receives the short message that base station sends, and decapsulation is carried out to the short message received, to obtain satellite short message, the satellite short message using self to get for the double secret key of satellite communication is decrypted process, to obtain the content of this satellite short message.
Further, if this mobile terminal correctly can not decipher the satellite short message got, then this short message is abandoned.
In embodiment two, the present embodiment, intermediate node adopts broadcast mode to issue satellite short message to the mobile terminal in mobile communications network, and shown in Figure 6, in the present embodiment, the transmitting procedure of downlink data is as follows:
Satellite short message from ground satellite station or satellite server (as big-dipper satellite server) is directly encapsulated as short message format by step 1, satellite gateway, and this short message is sent to short messaging gateway.
In this step, satellite gateway is not resolved the content of the satellite short message received.
In this step, satellite gateway also arranges the first indication information carrying in the message of short message of sending to short messaging gateway, carries satellite short message to indicate short messaging gateway in the message received.
This short message is sent to the core network control node of its subordinate, and carries satellite short message in the short message indicating core network control node to receive after receiving the short message of satellite gateway transmission by step 2, short messaging gateway.
In this step, short messaging gateway can carry the first indication information carrying in the message of this short message of sending to core network control node, carries satellite short message to indicate core network control node in the short message received.
In this step, short messaging gateway does not process the content of the short message received.
After step 3, core network control node receive the short message of short messaging gateway transmission, because carrying in the message of this short message of receiving carries the first indication information, therefore, this core network control node sends this short message to all base stations of its subordinate, and indicates base station to adopt broadcast mode to issue the short message received.
In this step, core network control node can carry the second indication information carrying in the message of this short message of sending to base station, adopts broadcast mode to issue the short message received to indicate base station.
In this step, core network control node does not process the content of the short message received.
After step 4, base station receive the short message of core network control node transmission, due to carry this short message message in carry the second indication information, therefore, this base station adopt predefined under the SIB of transmitting satellite short message to the short message that the mobile terminal transmission and reception in mobile network are arrived.
In this step, base station does not process the content of the short message received.
The short message that step 5, the mobile terminal with satellite short message receiving ability are sent by predefined SIB reception base station, and decapsulation is carried out to the short message received, to obtain satellite short message, the satellite short message using self to get for the double secret key of satellite communication is decrypted process, to obtain the content of this satellite short message.
Further, if this mobile terminal correctly can not decipher the satellite short message got, then this short message is abandoned.
In embodiment three, the present embodiment, intermediate node adopts multicast mode to issue satellite short message to the mobile terminal in mobile communications network, and shown in Figure 7, in the present embodiment, the transmitting procedure of downlink data is as follows:
Step 1, satellite gateway receive the satellite short message from ground satellite station or satellite server (as big-dipper satellite server), send satellite short message to BS-SC to send request, this satellite short message sends request for asking BM-SC to be that all satellite short messages that satellite gateway sends distribute special MBMS resource.
Step 2, BM-SC receive after satellite short message sends request, and start flow sets up special MBMS resource, refers to the Establishing process of MBMS resource in agreement TS23.246.
Step 3, BM-SC send satellite short message to satellite gateway and send response, to notify that the distribution of the special MBMS resource of satellite gateway completes.
Satellite short message from ground satellite station or satellite server is sent to BM-SC after receiving satellite short message transmission response by step 4, satellite gateway.
Satellite short message is sent to MBMS gateway by step 5, BM-SC.
Step 6, MBMS gateway use special MBMS resource that satellite short message is sent to MME.
Step 7, MME use special MBMS resource that satellite short message is sent to eNodeB.
Step 8, eNodeB use special MBMS resource satellite short message to be sent to mobile terminal in mobile communications network.
The satellite short message that step 9, the mobile terminal with satellite short message receiving ability are sent by special MBMS resource reception eNodeB, use self for the key of satellite communication, process is decrypted to the satellite short message got, to obtain the content of this satellite short message.
Further, if this mobile terminal correctly can not decipher the satellite short message got, then this short message is abandoned.
In embodiment four, the present embodiment, intermediate node also adopts multicast mode to issue satellite short message to the mobile terminal in mobile communications network, shown in Figure 8, and in the present embodiment, the transmitting procedure of downlink data is as follows:
Step 1, satellite gateway receive the satellite short message from ground satellite station or satellite server (as big-dipper satellite server), send satellite short message and send request, carry the satellite short message received during this satellite short message sends request to BS-SC.
Step 2, BM-SC receive after satellite short message sends request, and start flow sets up interim MBMS resource, refers to the Establishing process of MBMS resource in agreement TS23.246.
The satellite short message that step 3, BM-SC carry in being sent request by satellite short message sends to MBMS gateway.
Step 4, MBMS gateway use interim MBMS resource that satellite short message is sent to MME.
Step 5, MME use interim MBMS resource that satellite short message is sent to eNodeB.
Step 6, eNodeB use interim MBMS resource satellite short message to be sent to mobile terminal in mobile communications network.
The satellite short message that step 7, the mobile terminal with satellite short message receiving ability are sent by interim MBMS resource reception eNodeB, use self for the key of satellite communication, process is decrypted to the satellite short message got, to obtain the content of this satellite short message.
Said method handling process can realize with software program, and this software program can be stored in storage medium, when the software program stored is called, performs said method step.
Based on same inventive concept, a kind of satellite gateway is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to this satellite gateway is similar to the sending method of the downlink data shown in Fig. 2, and therefore the enforcement of this satellite gateway see the enforcement of method, can repeat part and repeat no more.
Shown in Figure 9, embodiments provide a kind of satellite gateway, this satellite gateway comprises:
First receiver module 91, the satellite short message that the ICBM SHF satellite terminal for receiving in satellite communication network sends;
First processing module 92, for the satellite received short message being sent to the intermediate node in mobile communications network, issues satellite short message to indicate intermediate node to the mobile terminal in mobile communications network.
In force, the first processing module 92 adopts following either type the satellite short message received to be sent to intermediate node in mobile communications network:
One, satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network, and short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive, specifically see aforesaid way 1, repeat no more herein;
Concrete, after satellite gateway receives satellite short message from ground satellite station or satellite server, the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network, that is: in this encapsulation process, satellite gateway is not resolved the content of this satellite short message, directly be encapsulated as the short message format of mobile communications network, and this short message is sent to short messaging gateway.
Two, satellite short message is directly sent to BM-SC as MBMS content, and carry satellite short message in the message indicating BM-SC to receive, specifically see aforesaid way 2, repeat no more herein.
Concrete, after satellite gateway receives satellite short message from ground satellite station or satellite server, the satellite short message received directly is sent to BM-SC as MBMS content, that is: in this process, satellite gateway is not resolved the content of satellite short message, directly the satellite short message received is sent to BM-SC.
In force, satellite short message is directly sent to BM-SC as MBMS content by the first processing module 92, specifically comprises:
Send the first request message to BM-SC, for asking BM-SC to be initiated as, all satellite short messages that satellite gateway sends distribute the process of special MBMS resource to this first request message; And receiving after BM-SC returns response message, satellite short message is directly sent to BM-SC, and this response message is for notifying that the distribution of the special MBMS resource of satellite gateway completes; Or,
Send the second request message to BM-SC, this second request message distributes the process of interim MBMS resource for the satellite short message of asking BM-SC to be initiated as to carry in the second request message and uses interim MBMS resource to issue satellite short message.
Preferably, if the mode that intermediate node adopts pre-configured RNTI the down control channel for carrying satellite short message to be carried out to scrambling issues satellite short message to the mobile terminal in mobile communications network, then:
Before short message is sent to short messaging gateway by the first processing module 92, also for: according to pre-configured information, obtain the granting region of satellite short message, determine the addressing information of the core network control node in the granting region of satellite short message, and carry addressing information in the message of carrying short message.
Based on same inventive concept, a kind of mobile terminal is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to this mobile terminal is similar to the method for reseptance of the downlink data shown in above-mentioned Fig. 4, and therefore the enforcement of this intermediate node see the enforcement of method, can repeat part and repeat no more.
Shown in Figure 10, a kind of terminal that the embodiment of the present invention provides, this terminal works is in mobile communications network and have satellite short message receiving ability, and this mobile terminal comprises:
Receiver module 101, for receiving the satellite short message that satellite gateway is issued by the intermediate node in mobile communications network;
Acquisition module 102, for using self for the key of satellite communication, is decrypted process to satellite short message, to obtain the content of satellite short message.
In force, receiver module 101 specifically for:
Monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that intermediate node issues, in this short message, be packaged with satellite short message; Or,
By the special MBMS resource for carrying all satellite short messages that satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receive the satellite short message that intermediate node issues; Or,
By the predefined SIB for transmitting satellite short message, receive the satellite short message that intermediate node issues.
In force, acquisition module 102 also for:
If use self for the key of satellite communication, satellite short message can not be correctly decoded, then abandon the satellite short message received.
Based on above-described embodiment, the embodiment of the present invention additionally provides a kind of communication system, shown in Figure 11, and this system comprises:
Satellite gateway 111, the satellite short message that the ICBM SHF satellite terminal for receiving in satellite communication network sends; And satellite short message sent to intermediate node in mobile communications network, issue satellite short message to indicate intermediate node to the mobile terminal in mobile communications network;
Intermediate node 112 in mobile communications network, for receiving the satellite short message that satellite gateway sends; And issue satellite short message to the mobile terminal in mobile communications network;
There is the mobile terminal 113 of satellite short message receiving ability, for receiving the satellite short message that satellite gateway is issued by intermediate node in mobile communications network; And use self for the key of satellite communication, process is decrypted to satellite short message, to obtain the content of satellite short message.
In force, intermediate node 112 issues satellite short message to the mobile terminal in mobile communications network in the following ways:
Adopt pre-configured and issue satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying satellite short message to the mobile terminal in mobile communications network; Or,
Broadcast mode is adopted to issue satellite short message to the mobile terminal in mobile communications network; Or,
Multicast mode is adopted to issue satellite short message to the mobile terminal in mobile communications network.
As a kind of implementation, intermediate node 112 comprises short messaging gateway and core network control node, wherein:
Satellite gateway 111 specifically for: satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network, and short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive;
Short messaging gateway specifically for: receive satellite gateway send the short message being packaged with satellite short message; And the short message received is sent to core network control node, and carry satellite short message in the short message indicating core network control node to receive;
Core network control node specifically for the base station short message received being sent to subordinate, and indicates base station to adopt pre-configured RNTI to carry out the mode of scrambling to short-message sending under the mobile terminal in mobile communications network;
Mobile terminal 113 specifically for: monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that base station issues.
Further, under which,
Satellite gateway 111 also for: before short message is sent to short messaging gateway, according to pre-configured information, obtain the granting region of satellite short message, determine the addressing information of the core network control node in the granting region of satellite short message, and carry addressing information in the message of carrying short message;
Short messaging gateway also for: according to carrying the addressing information carried in the message of short message, the core network control node corresponding to this addressing information sends SMS message.
As another kind of implementation, intermediate node 112 comprises short messaging gateway and core network control node, wherein:
Satellite gateway 111 specifically for: satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network, and this short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive;
Short messaging gateway specifically for: receive satellite gateway send the short message being packaged with satellite short message; And the short message received is sent to core network control node, and indicate in core network control node short message and carry satellite short message;
Core network control node specifically for the base station short message received being sent to subordinate, and indicates base station to adopt the predefined SIB for transmitting satellite short message to issue the short message received;
Mobile terminal 113 specifically for: by the predefined SIB for transmitting satellite short message, receive the short message that issues of base station, in this short message, be packaged with satellite short message.
As another way of realization, intermediate node 112 comprises BM-SC, MBMS gateway and core network control node, wherein:
Satellite gateway 111 specifically for: send the first request message to BM-SC, for asking BM-SC to be initiated as, all satellite short messages that satellite gateway sends distribute the process of special MBMS resource to this first request message, and receiving after BM-SC returns response message, satellite short message is directly sent to BM-SC, and this response message is for notifying that the distribution of the special MBMS resource of satellite gateway completes;
BM-SC specifically for: receiving the first request message that satellite gateway sends, according to the first request message, initiating the assigning process of special MBMS resource for carrying all satellite short messages that satellite gateway sends; After the distribution completing special MBMS resource, send response message, to notify that the distribution of the special MBMS resource of satellite gateway completes to satellite gateway; Receive the satellite short message that satellite gateway sends, satellite short message is sent to MBMS gateway;
MBMS gateway specifically for: use special MBMS resource that satellite short message is sent to core network control node;
Core network control node specifically for: use special MBMS resource satellite short message to be sent to the base station of subordinate, and indicate base station to use special MBMS resource to issue satellite short message to the mobile terminal in mobile communications network;
Mobile terminal 113 specifically for: by special MBMS resource, receive the satellite short message that issues of intermediate node.
As another way of realization, intermediate node 112 comprises BM-SC, MBMS gateway and core network control node, wherein:
Satellite gateway 111 specifically for: send the second request message to BM-SC, this second request message distributes the process of interim MBMS resource and the satellite short message using interim MBMS resource to issue the second request message to carry for the satellite short message of asking BM-SC to be initiated as to carry in the second request message;
BM-SC specifically for: receiving the second request message that satellite gateway sends, and according to the satellite short message carried in this second request message, initiating the assigning process of the interim MBMS resource of the satellite short message for carrying this transmission; And the satellite short message carried in the second request message is sent to MBMS gateway;
MBMS gateway specifically for: use interim MBMS resource that the satellite short message received is sent to core network control node;
Core network control node specifically for: use interim MBMS resource that the satellite short message received is sent to the base station of subordinate, and indicate base station to use interim MBMS resource to issue the satellite short message received to the mobile terminal in mobile communications network;
Mobile terminal 113 specifically for: by interim MBMS resource, receive the satellite short message that issues of intermediate node.
Shown in Figure 12, the embodiment of the present invention additionally provides the method for reseptance of the upstream data of satellite gateway side, and the method comprises the following steps:
Step 121, satellite gateway, by the intermediate node in mobile communications network, receive the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity.
Wherein, to be the mobile terminal in mobile communications network with satellite short message transmitting capacity be directly encapsulated as short message format using the satellite short message self produced as the load of the short message of mobile communications network to the short message that satellite gateway receives.
In this step, the identification information of the mobile communication mark of self and the recipient of satellite short message is carried in the satellite short message that mobile terminal produces, wherein, the identification information of this recipient is satellite communication mark or the mobile communication mark of the recipient of satellite short message.Preferably, this satellite short message carries the mobile communication mark of the recipient of satellite short message.
Concrete, mobile terminal is when needs communicate with ICBM SHF satellite terminal, the close mode in a family one is adopted to produce corresponding satellite short message, and this satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network, again by the base station that the short message of encapsulation sends to self resident, in this short message, carry the address information of satellite gateway; This short message, after receiving this short message, is passed to core network control node by this base station; This short message is passed to short messaging gateway by this core network control node; This short message, according to the address information of the satellite gateway carried in short message, is sent to corresponding satellite gateway by this short messaging gateway; Satellite gateway, after receiving this short message, carries out decapsulation process to this short message, to get satellite short message.
Because mobile terminal is when sending satellite short message, can carry the satellite communication mark of the recipient of satellite short message, therefore, mobile terminal does not need the mobile communication mark knowing this recipient before sending satellite short message.
Step 122, satellite gateway obtain the satellite short message that mobile terminal produces from short message, and satellite short message are sent to the ICBM SHF satellite terminal in satellite communication network.
Preferably, this satellite short message to be sent to the ICBM SHF satellite terminal in satellite communication network by satellite gateway by ground satellite station or satellite server.
Concrete, the satellite short message that deblocking goes out by satellite gateway directly sends to ground satellite station or satellite server, and in this process, satellite gateway is not resolved the satellite short message got; This ground satellite station or satellite server are after receiving this satellite short message, adopt the encryption and decryption mode that transmit leg uses, decipher this satellite short message, and adopt the encryption and decryption mode of the recipient of satellite short message, to this satellite short message re-encrypted, and the satellite short message after encryption is sent to corresponding ICBM SHF satellite terminal.
In the embodiment of the present invention, satellite gateway is by the intermediate node in mobile communications network, receive the short message that the mobile terminal in mobile communications network sends, and from this short message, obtain the satellite short message of mobile terminal generation, this satellite short message is sent to the ICBM SHF satellite terminal in satellite communication network, achieve the satellite short message that ICBM SHF satellite terminal is sent by satellite gateway mobile terminal receive, the i.e. reception of the upstream data of satellite communication, thus achieve between ICBM SHF satellite terminal with mobile terminal and communicate.In addition, in the embodiment of the present invention, received the short message carrying satellite short message by satellite gateway, and decapsulation process is carried out to this short message, to obtain satellite short message, improve the efficiency of transmission of satellite short message.
Shown in Figure 13, the embodiment of the present invention additionally provides the sending method of the upstream data of mobile terminal side, and the method comprises the following steps:
The mobile terminal in step 131, mobile communications network with satellite short message transmitting capacity produces satellite short message, and satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network.
In this step, the identification information of the mobile communication mark of self and the recipient of satellite short message is carried in the satellite short message that mobile terminal produces, wherein, the identification information of this recipient is satellite communication mark or the mobile communication mark of the recipient of satellite short message.Preferably, this satellite short message carries the mobile communication mark of the recipient of satellite short message.
Concrete, mobile terminal, when needs communicate with ICBM SHF satellite terminal, adopts the close mode in a family one to produce corresponding satellite short message, and this satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network.
In force, owing to being configured with address information corresponding to satellite gateway in mobile terminal, the address information of this satellite gateway is carried in short message by this mobile terminal, carries out addressing to enable intermediate node according to this address information to satellite gateway.
Short message, by the intermediate node in mobile communications network, is sent to satellite gateway, carries the address information of satellite gateway in this short message by step 132, mobile terminal.
Concrete, the base station that the short message of encapsulation sends to self resident by mobile terminal; This short message, after receiving this short message, is passed to core network control node by this base station; This short message is passed to short messaging gateway by this core network control node; This short message, according to the address information of the satellite gateway carried in short message, is sent to corresponding satellite gateway by this short messaging gateway.
In the embodiment of the present invention, mobile terminal in mobile communications network produces the satellite short message needing to send to the ICBM SHF satellite terminal in satellite communication network, and this satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network; And by the intermediate node in mobile communications network, the short message of encapsulation is sent to satellite gateway, in this short message, carries the address information of satellite gateway.Thus achieve mobile terminal and by satellite gateway, the satellite short message self produced is sent to ICBM SHF satellite terminal, i.e. the transmission of the upstream data of satellite communication, thus achieve between ICBM SHF satellite terminal with mobile terminal and communicate.In addition, in the embodiment of the present invention, received the short message carrying satellite short message by satellite gateway, and decapsulation process is carried out to this short message, to obtain satellite short message, improve the efficiency of transmission of satellite short message.
Accordingly, in the transmitting procedure of upstream data, intermediate node comprises:
Core network control node, for receiving the short message from mobile terminal that subordinate base station sends, and sends to short messaging gateway by the short message received;
Short messaging gateway, for receiving the short message that core network control node sends, and according to the address information of carrying in short message, the satellite gateway sending to address information corresponding short message.
Concrete, base station does not process the content of the short message received, this short message is sent to short messaging gateway after receiving the short message of mobile terminal transmission; After short messaging gateway receives short message, according to the address information of carrying in this short message, short message is sent to the satellite gateway that this address information is corresponding.
Below in conjunction with specific embodiment, the transmitting procedure of upstream data in the embodiment of the present invention is described in detail.The method realizing satellite communication in other communication systems is similar, and just intermediate node may some be distinguished, and illustrates no longer one by one herein.
Embodiment five, shown in Figure 14, in the present embodiment, the transmitting procedure of upstream data is as follows:
Step 1, UE adopt the close mode in a family one to produce satellite short message, and satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network, the eNB resident by self is sent to MME, carries the address information of satellite gateway in this short message.
Step 2, MME are by the Short Message Service Call forwarding that receives to MSC, and wherein, MME and MSC is core network control node, and MME transmits this short message by the SGs interface between MSC.
The short message received is routed to short messaging gateway by step 3, MSC.
After step 4, short messaging gateway receive short message, according to the address information of the satellite gateway carried in this short message, this short message is sent to corresponding satellite gateway.
After step 5, satellite gateway receive short message, return and send report, and this this short message of satellite gateway decapsulation, to obtain satellite short message, directly sends to ground satellite station or satellite server by the satellite short message got.
Further, ground satellite station or satellite server are after receiving this satellite short message, adopt the encryption and decryption mode that transmit leg uses, decipher this satellite short message, and adopt the encryption and decryption mode of the recipient of satellite short message, to this satellite short message re-encrypted, and the satellite short message after encryption is sent to corresponding ICBM SHF satellite terminal.
Said method handling process can realize with software program, and this software program can be stored in storage medium, when the software program stored is called, performs said method step.
Based on same inventive concept, a kind of satellite gateway is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to this satellite gateway is similar to the method for reseptance of the upstream data shown in Figure 12, and therefore the enforcement of this satellite gateway see the enforcement of method, can repeat part and repeat no more.
Shown in Figure 15, the embodiment of the present invention additionally provides a kind of satellite gateway, and this satellite gateway comprises:
Second receiver module 151, for by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Second processing module 152, for obtaining the satellite short message that mobile terminal produces from this short message, and sends to the ICBM SHF satellite terminal in satellite communication network by the satellite short message got.
Concrete, the satellite short message that deblocking goes out by the second processing module 152 directly sends to ground satellite station or satellite server, and in this process, the second processing module 152 is not resolved the satellite short message got; Ground satellite station or satellite server are after receiving this satellite short message, adopt the encryption and decryption mode that transmit leg uses, decipher this satellite short message, and adopt the encryption and decryption mode of the recipient of satellite short message, to this satellite short message re-encrypted, and the satellite short message after encryption is sent to corresponding ICBM SHF satellite terminal.
It should be noted that, the function of the satellite gateway shown in the function of the satellite gateway shown in Fig. 9 and Figure 15 can be integrated in a satellite gateway, this satellite gateway operationally, if desired downlink data is sent, the then function of the satellite gateway shown in choice for use Fig. 9, if desired upstream data is received, then the function of the satellite gateway shown in choice for use Figure 15.
Based on same inventive concept, a kind of terminal is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to this terminal is similar to the sending method of a kind of upstream data shown in Figure 13, and therefore the enforcement of this terminal see the enforcement of method, can repeat part and repeat no more.
Shown in Figure 16, the embodiment of the present invention additionally provides a kind of terminal, and this terminal works is in mobile communications network, and this terminal comprises:
Short message generation module 161, for generation of satellite short message, is directly encapsulated as short message format using satellite short message as the load of the short message of mobile communications network;
Sending module 162, for by the intermediate node in mobile communications network, sends to satellite gateway by short message, carries the address information of satellite gateway in short message.
Concrete, when needs communicate with ICBM SHF satellite terminal, short message generation module 161 adopts the close mode in a family one to produce corresponding satellite short message, and this satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network.
In force, owing to being configured with address information corresponding to satellite gateway in mobile terminal, the address information of this satellite gateway is carried in short message by this short message generation module 161, carries out addressing to enable intermediate node according to this address information to satellite gateway.
It should be noted that, the function of the terminal shown in the function of the terminal shown in Figure 10 and Figure 16 can be integrated in a terminal, this terminal operationally, if desired downlink data receiving, the then function of the terminal shown in choice for use Figure 10, if desired upstream data is sent, then the function of the terminal shown in choice for use Figure 16.
Based on above-described embodiment, the embodiment of the present invention additionally provides a kind of communication system, shown in Figure 17, and this system comprises:
There is in mobile communications network the mobile terminal 171 of satellite short message transmitting capacity, for generation of satellite short message, satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network; And by the intermediate node 172 in mobile communications network, short message is sent to satellite gateway, in this short message, carries the address information of satellite gateway;
Satellite gateway 173, for passing through intermediate node 172, the short message that mobile terminal receive sends; And from short message, obtain the satellite short message of mobile terminal generation, and satellite short message is sent to the ICBM SHF satellite terminal in satellite communication network.
Concrete, the satellite short message that deblocking goes out by satellite gateway 173 directly sends to ground satellite station or satellite server, and in this process, satellite gateway 173 is not resolved the satellite short message got; Ground satellite station or satellite server are after receiving this satellite short message, adopt the encryption and decryption mode that transmit leg uses, decipher this satellite short message, and adopt the encryption and decryption mode of the recipient of satellite short message, to this satellite short message re-encrypted, and the satellite short message after encryption is sent to corresponding ICBM SHF satellite terminal.
Further, intermediate node 172 comprises:
Core network control node, for receiving the short message from mobile terminal that subordinate base station sends, and sends to short messaging gateway by the short message received;
Short messaging gateway, for receiving the short message that core network control node sends, and according to the address information of carrying in short message, the satellite gateway sending to address information corresponding short message.
It should be noted that, the function of the communication system shown in the function of the communication system shown in Figure 11 and Figure 17 can be integrated in a system, this system operationally, if desired transmitting downlink data, the then function of the system shown in choice for use Figure 11, if desired transmit ascending data, the then function of the system shown in choice for use Figure 17.
Below in conjunction with preferred hardware configuration, the structure of the satellite gateway that the embodiment of the present invention provides, processing mode are described.
Shown in Figure 18, at least one processor 182 that satellite gateway comprises transceiver 181 and is connected with this transceiver 181, wherein:
If this satellite gateway transmitting downlink data, then:
Transceiver 181 is arranged to the satellite short message that the ICBM SHF satellite terminal received in satellite communication network sends;
Processor 182 is arranged to the intermediate node sent to by the satellite short message received in mobile communications network, issues satellite short message to indicate intermediate node to the mobile terminal in mobile communications network.
In force, processor 182 adopts following either type the satellite short message received to be sent to intermediate node in mobile communications network:
1, satellite short message is directly encapsulated as the short message format of mobile communications network as the load of the short message of mobile communications network, and short message is sent to short messaging gateway, and carry satellite short message in the short message indicating short messaging gateway to receive, specifically see aforesaid way 1, repeat no more herein.
Concrete, after satellite gateway receives satellite short message from ground satellite station or satellite server, the satellite short message received directly is encapsulated as short message format as the load of the short message of mobile communications network, that is: in this encapsulation process, satellite gateway is not resolved the content of this satellite short message, directly be encapsulated as the short message format of mobile communications network, and this short message is sent to short messaging gateway.
2, satellite short message is directly sent to BM-SC as MBMS content, and carry satellite short message in the message indicating BM-SC to receive, specifically see aforesaid way 2, repeat no more herein.
Concrete, after satellite gateway receives satellite short message from ground satellite station or satellite server, the satellite short message received directly is sent to BM-SC as MBMS content, that is: in this process, satellite gateway is not resolved the content of satellite short message, directly the satellite short message received is sent to BM-SC
In force, satellite short message is directly sent to BM-SC by processor 182, specifically comprises:
Send the first request message to BM-SC, for asking BM-SC to be initiated as, all satellite short messages that satellite gateway sends distribute the process of special MBMS resource to this first request message; And receiving after BM-SC returns response message, satellite short message is directly sent to BM-SC, and this response message is for notifying that the distribution of the special MBMS resource of satellite gateway completes; Or,
Send the second request message to BM-SC, this second request message distributes the process of interim MBMS resource for the satellite short message of asking BM-SC to be initiated as to carry in the second request message and uses interim MBMS resource to issue satellite short message.
Preferably, if the mode that intermediate node adopts pre-configured RNTI the down control channel for carrying satellite short message to be carried out to scrambling issues satellite short message to the mobile terminal in mobile communications network, then:
Before short message is sent to short messaging gateway by transceiver 181, processor 182 be configured also for: according to pre-configured information, obtain the granting region of satellite short message, determine the addressing information of the core network control node in the granting region of satellite short message, and carry addressing information in the message of carrying short message.
If two these satellite gateway transmit ascending datas, then:
Transceiver 181 is arranged to by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Processor 182 is arranged to the satellite short message obtaining mobile terminal generation from this short message, and the satellite short message got is sent to the ICBM SHF satellite terminal in satellite communication network.
Concrete, the satellite short message that deblocking goes out by processor 182 directly sends to ground satellite station or satellite server, and in this process, processor 182 is not resolved the satellite short message got; This ground satellite station or satellite server are after receiving this satellite short message, adopt the encryption and decryption mode that transmit leg uses, decipher this satellite short message, and adopt the encryption and decryption mode of the recipient of satellite short message, to this satellite short message re-encrypted, and the satellite short message after encryption is sent to corresponding ICBM SHF satellite terminal.
Below in conjunction with preferred hardware configuration, the structure of the mobile terminal that the embodiment of the present invention provides, processing mode are described.
Shown in Figure 19, at least one processor 192 that mobile terminal comprises transceiver 191 and is connected with this transceiver 191, wherein:
If this mobile terminal transmitting downlink data, then:
Transceiver 191 is arranged to the satellite short message receiving satellite gateway and issued by the intermediate node in mobile communications network, and wherein, satellite gateway does not process the content of the satellite short message received;
Processor 192 is arranged to and uses self for the key of satellite communication, is decrypted process, to obtain the content of satellite short message to satellite short message.
In force, processor 192 be configured specifically for:
Monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that intermediate node issues, in this short message, be packaged with satellite short message; Or,
By the special MBMS resource for carrying all satellite short messages that satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receive the satellite short message that intermediate node issues; Or,
By the predefined SIB for transmitting satellite short message, receive the satellite short message that intermediate node issues.
In force, processor 192 be configured also for:
If use self for the key of satellite communication, satellite short message can not be correctly decoded, then abandon the satellite short message received.
If two these mobile terminal transmit ascending datas, then:
Processor 192 is arranged to and produces satellite short message, and satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network;
Transceiver 191 is arranged to by the intermediate node in mobile communications network, and short message is sent to satellite gateway, carries the address information of satellite gateway in short message.
Concrete, when needs communicate with ICBM SHF satellite terminal, processor 192 adopts the close mode in a family one to produce corresponding satellite short message, and this satellite short message is directly encapsulated as short message format as the load of the short message of mobile communications network.
In force, owing to being configured with address information corresponding to satellite gateway in mobile terminal, the address information of this satellite gateway is carried in short message by this processor 192, carries out addressing to enable intermediate node according to this address information to satellite gateway.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (32)

1. a sending method for downlink data, is characterized in that, the method comprises:
Satellite gateway receives the satellite short message that the ICBM SHF satellite terminal in satellite communication network sends;
Described satellite short message is sent to the intermediate node in mobile communications network by described satellite gateway, issues described satellite short message to indicate described intermediate node to the mobile terminal in mobile communications network.
2. the method for claim 1, is characterized in that, described satellite short message is sent to described intermediate node by described satellite gateway, specifically comprises:
Described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network by described satellite gateway, described short message is sent to short messaging gateway, and carries described satellite short message in the short message indicating described short messaging gateway to receive; Or,
Described satellite short message is directly sent to broadcast/multi broadcast business center BM-SC as multimedia broadcast multi-broadcasting business MBMS content by described satellite gateway, and carries described satellite short message in the message indicating described BM-SC to receive.
3. method as claimed in claim 2, it is characterized in that, described satellite short message is directly sent to BM-SC by described satellite gateway, specifically comprises:
Described satellite gateway sends the first request message to described BM-SC, and for asking described BM-SC to be initiated as, all satellite short messages that described satellite gateway sends distribute the process of special MBMS resource to described first request message; And described satellite gateway is receiving after described BM-SC returns response message, and described satellite short message is directly sent to described BM-SC, and described response message is for notifying that the distribution of the special MBMS resource of described satellite gateway completes; Or,
Described satellite gateway sends the second request message to described BM-SC, and described second request message distributes the process of interim MBMS resource for asking described BM-SC to be initiated as the satellite short message carried in described second request message and uses described interim MBMS resource to issue described satellite short message.
4. method as claimed in claim 2, it is characterized in that, if described intermediate node adopts pre-configured and issues described satellite short message for the Radio Network Temporary Identifier RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network, then:
Before described short message is sent to short messaging gateway by described satellite gateway, the method also comprises: described satellite gateway is according to pre-configured information, obtain the granting region of described satellite short message, determine the addressing information of the core network control node in the granting region of described satellite short message, and carry described addressing information in the message of carrying described short message.
5. a sending method for downlink data, is characterized in that, the method comprises:
Intermediate node in mobile communications network receives the satellite short message that satellite gateway sends;
Described intermediate node issues described satellite short message to the mobile terminal in mobile communications network.
6. method as claimed in claim 5, it is characterized in that, described intermediate node issues described satellite short message to the mobile terminal in mobile communications network, specifically comprises:
Described intermediate node adopts pre-configured and issues described satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network; Or,
Described intermediate node adopts broadcast mode to issue described satellite short message to the mobile terminal in mobile communications network; Or,
Described intermediate node adopts multicast mode to issue described satellite short message to the mobile terminal in mobile communications network.
7. method as claimed in claim 6, is characterized in that, the mode of according to pre-configured RNTI the down control channel for carrying described satellite short message being carried out to scrambling issues described satellite short message to the mobile terminal in mobile communications network, then:
The described satellite short message that described intermediate node receives the transmission of described satellite gateway is specially: short messaging gateway receives the short message being packaged with described satellite short message that described satellite gateway sends;
Described intermediate node issues described satellite short message to the mobile terminal in mobile communications network and is specially: described short message is sent to core network control node by described short messaging gateway, and carries described satellite short message in the short message indicating described core network control node to receive; And, described short message is sent to the base station of subordinate by described core network control node, and indicates described base station to adopt described pre-configured RNTI to issue described short message to the mode that the down control channel for carrying described satellite short message carries out scrambling to the mobile terminal in described mobile communications network.
8. method as claimed in claim 7, it is characterized in that, described short message is sent to core network control node by described short messaging gateway, specifically comprises:
Described short messaging gateway carries according to sending from described satellite gateway of receiving the addressing information carried in the message of described short message, sends described short message to the core network control node that described addressing information is corresponding.
9. method as claimed in claim 6, is characterized in that, issue described satellite short message according to multicast mode to the mobile terminal in mobile communications network, then described intermediate node receives the described satellite short message that described satellite gateway sends and is specially:
Described BM-SC receives the first request message that described satellite gateway sends, and according to described first request message, initiates the assigning process of the special MBMS resource for carrying all satellite short messages that described satellite gateway sends; Described BM-SC, after the distribution completing described special MBMS resource, sends response message, to notify that the distribution of special MBMS resource described in described satellite gateway completes to described satellite gateway; And described BM-SC receives the satellite short message that described satellite gateway sends;
Or,
Described BM-SC receives the second request message that described satellite gateway sends, and according to the satellite short message carried in described second request message, initiates the assigning process of the interim MBMS resource of the described satellite short message for carrying this transmission.
10. method as claimed in claim 9, it is characterized in that, issue described satellite short message according to multicast mode to the mobile terminal in mobile communications network, then described intermediate node issues described satellite short message to the mobile terminal in described mobile communications network, specifically comprises:
The satellite short message receiving the transmission of described satellite gateway is sent to MBMS gateway by described BM-SC; Described MBMS gateway uses described special MBMS resource that described satellite short message is sent to core network control node; Described core network control node uses described special MBMS resource described satellite short message to be sent to the base station of subordinate, and indicates described base station to use described special MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network;
Or,
The satellite short message carried in described second request message is sent to MBMS gateway by described BM-SC; Described MBMS gateway uses described interim MBMS resource that described satellite short message is sent to core network control node; Described core network control node uses described interim MBMS resource described satellite short message to be sent to the base station of subordinate, and indicates described base station to use described interim MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network.
11. methods as claimed in claim 6, is characterized in that, issue described satellite short message according to broadcast mode to the mobile terminal in mobile communications network, then:
The described satellite short message that described intermediate node receives the transmission of described satellite gateway specifically comprises: short messaging gateway receives the short message being packaged with described satellite short message that described satellite gateway sends;
Described intermediate node issues described satellite short message to the mobile terminal in mobile communications network and specifically comprises: described short message is sent to core network control node by described short messaging gateway, and indicates in short message described in described core network control node and carry satellite short message; Described short message is sent to the base station of subordinate by described core network control node, and indicates described base station to adopt the predefined System information block SIB for transmitting satellite short message to issue described short message.
The method of reseptance of 12. 1 kinds of downlink datas, is characterized in that, the method comprises:
The satellite short message that the mobile terminal reception satellite gateway in mobile communications network with satellite short message receiving ability is issued by the intermediate node in mobile communications network;
Described mobile terminal uses self for the key of satellite communication, is decrypted process, to obtain the content of described satellite short message to described satellite short message.
13. methods as claimed in claim 12, is characterized in that, described mobile terminal receives the described satellite short message that described satellite gateway is issued by described intermediate node, is specially:
Described mobile terminal monitors down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that described intermediate node issues, in described short message, be packaged with described satellite short message; Or,
Described mobile terminal, by the special MBMS resource for carrying all satellite short messages that described satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receives the described satellite short message that described intermediate node issues; Or,
Described mobile terminal, by the predefined SIB for transmitting satellite short message, receives the short message that described intermediate node issues, is packaged with described satellite short message in described short message.
14. 1 kinds of satellite gateways, is characterized in that, this satellite gateway comprises:
First receiver module, the satellite short message that the ICBM SHF satellite terminal for receiving in satellite communication network sends;
First processing module, for described satellite short message being sent to the intermediate node in mobile communications network, issues described satellite short message to indicate described intermediate node to the mobile terminal in mobile communications network.
15. satellite gateways as claimed in claim 14, is characterized in that, described first processing module specifically for:
Described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network, and described short message is sent to short messaging gateway, and carry described satellite short message in the short message indicating described short messaging gateway to receive; Or,
Described satellite short message is directly sent to BM-SC as MBMS content, and carries described satellite short message in the message indicating described BM-SC to receive.
16. satellite gateways as claimed in claim 15, it is characterized in that, described satellite short message is directly sent to BM-SC by described first processing module, specifically comprises:
Send the first request message to described BM-SC, for asking described BM-SC to be initiated as, all satellite short messages that described satellite gateway sends distribute the process of special MBMS resource to described first request message; And receiving after described BM-SC returns response message, described satellite short message is directly sent to described BM-SC, and described response message is for notifying that the distribution of the special MBMS resource of described satellite gateway completes; Or,
Send the second request message to described BM-SC, described second request message distributes the process of interim MBMS resource for asking described BM-SC to be initiated as the satellite short message carried in described second request message and uses described interim MBMS resource to issue described satellite short message.
17. satellite gateways as claimed in claim 15, it is characterized in that, if the mode that described intermediate node adopts pre-configured RNTI the down control channel for carrying described satellite short message to be carried out to scrambling issues described satellite short message to the mobile terminal in mobile communications network, then:
Before described short message is sent to short messaging gateway by described first processing module, also for: according to pre-configured information, obtain the granting region of described satellite short message, determine the addressing information of the core network control node in the granting region of described satellite short message, and carry described addressing information in the message of carrying described short message.
18. 1 kinds of mobile terminals, is characterized in that, this terminal works is in mobile communications network and have satellite short message receiving ability, and this mobile terminal comprises:
Receiver module, for receiving the satellite short message that satellite gateway is issued by the intermediate node in mobile communications network;
Acquisition module, for using self for the key of satellite communication, is decrypted process to described satellite short message, to obtain the content of described satellite short message.
19. mobile terminals as claimed in claim 18, is characterized in that, described receiver module specifically for:
Monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that described intermediate node issues, in described short message, be packaged with described satellite short message; Or,
By the special MBMS resource for carrying all satellite short messages that described satellite gateway sends or the interim MBMS resource for carrying the satellite short message that this transmits, receive the described satellite short message that described intermediate node issues; Or,
By the predefined SIB for transmitting satellite short message, receive the described satellite short message that described intermediate node issues.
20. 1 kinds of communication systems, is characterized in that, this system comprises:
Satellite gateway, the satellite short message that the ICBM SHF satellite terminal for receiving in satellite communication network sends; And described satellite short message sent to intermediate node in mobile communications network, issue described satellite short message to indicate described intermediate node to the mobile terminal in mobile communications network;
Intermediate node in mobile communications network, for receiving the satellite short message that satellite gateway sends; And issue described satellite short message to the mobile terminal in mobile communications network;
There is the mobile terminal of satellite short message receiving ability, for receiving the satellite short message that satellite gateway is issued by described intermediate node in mobile communications network; And use self for the key of satellite communication, process is decrypted to described satellite short message, to obtain the content of described satellite short message.
21. systems as claimed in claim 20, it is characterized in that, described intermediate node issues described satellite short message to the mobile terminal in mobile communications network in the following ways:
Adopt pre-configured and issue described satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network;
Or, adopt broadcast mode to issue described satellite short message to the mobile terminal in mobile communications network;
Or, adopt multicast mode to issue described satellite short message to the mobile terminal in mobile communications network.
22. systems as claimed in claim 21, it is characterized in that, described intermediate node comprises short messaging gateway and core network control node, wherein:
Described satellite gateway specifically for: described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network, and described short message is sent to described short messaging gateway, and carry described satellite short message in the short message indicating described short messaging gateway to receive;
Short messaging gateway specifically for: receive described satellite gateway send the short message being packaged with described satellite short message; And described short message is sent to described core network control node, and carry described satellite short message in the short message indicating described core network control node to receive;
Described core network control node specifically for the base station described short message being sent to subordinate, and indicates described base station to adopt described pre-configured RNTI to issue described short message to the mode that the down control channel for carrying described satellite short message carries out scrambling to the mobile terminal in described mobile communications network;
Described mobile terminal specifically for: monitor down control channel, and listen to adopt pre-configured and carry out the down control channel of scrambling for the RNTI of satellite communication time, receive the short message that described base station issues.
23. the system as claimed in claim 22, it is characterized in that, if described intermediate node adopts pre-configured and issues described satellite short message for the RNTI of satellite communication to carry out scrambling mode to the down control channel for carrying described satellite short message to the mobile terminal in mobile communications network, then:
Described satellite gateway also for: before described short message is sent to short messaging gateway, according to pre-configured information, obtain the granting region of described satellite short message, determine the addressing information of the core network control node in the granting region of described satellite short message, and carry described addressing information in the message of carrying described short message;
Described short messaging gateway also for: according to carrying the addressing information carried in the message of described short message, send described short message to the core network control node that described addressing information is corresponding.
24. systems as claimed in claim 21, it is characterized in that, described intermediate node comprises short messaging gateway and core network control node, wherein:
Described satellite gateway specifically for: described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network, and described short message is sent to described short messaging gateway, and carry described satellite short message in the short message indicating described short messaging gateway to receive;
Short messaging gateway specifically for: receive described satellite gateway send the short message being packaged with described satellite short message; And described short message is sent to described core network control node, and indicate in short message described in described core network control node and carry satellite short message;
Described core network control node specifically for the base station described short message being sent to subordinate, and indicates described base station to adopt the predefined SIB for transmitting satellite short message to issue described short message;
Described mobile terminal specifically for: by the predefined SIB for transmitting satellite short message, receive the short message that described base station issues, in described short message, be packaged with described satellite short message.
25. systems as claimed in claim 21, it is characterized in that, described intermediate node comprises BM-SC, MBMS gateway and core network control node, wherein:
Described satellite gateway specifically for: send the first request message to described BM-SC, for asking described BM-SC to be initiated as, all satellite short messages that described satellite gateway sends distribute the process of special MBMS resource to described first request message, and receiving after described BM-SC returns response message, described satellite short message is directly sent to described BM-SC, and described response message is for notifying that the distribution of the special MBMS resource of described satellite gateway completes;
Described BM-SC specifically for: receiving the first request message that described satellite gateway sends, according to described first request message, initiating the assigning process of special MBMS resource for carrying all satellite short messages that described satellite gateway sends; After the distribution completing described special MBMS resource, send response message, to notify that the distribution of special MBMS resource described in described satellite gateway completes to described satellite gateway; Receive the satellite short message that described satellite gateway sends, described satellite short message is sent to MBMS gateway;
Described MBMS gateway specifically for: use described special MBMS resource that described satellite short message is sent to core network control node;
Described core network control node specifically for: use described special MBMS resource described satellite short message to be sent to the base station of subordinate, and indicate described base station to use described special MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network;
Described mobile terminal specifically for: by described special MBMS resource, receive the described satellite short message that described intermediate node issues.
26. systems as claimed in claim 21, it is characterized in that, described intermediate node comprises BM-SC, MBMS gateway and core network control node, wherein:
Described satellite gateway specifically for: send the second request message to described BM-SC, described second request message distributes the process of interim MBMS resource and the satellite short message using described interim MBMS resource to issue described second request message to carry for asking described BM-SC to be initiated as the satellite short message carried in described second request message;
Described BM-SC specifically for: receiving the second request message that described satellite gateway sends, and according to the satellite short message carried in described second request message, initiating the assigning process of the interim MBMS resource of the described satellite short message for carrying this transmission; And the satellite short message carried in described second request message is sent to MBMS gateway;
Described MBMS gateway specifically for: use described interim MBMS resource that described satellite short message is sent to core network control node;
Described core network control node specifically for: use described interim MBMS resource described satellite short message to be sent to the base station of subordinate, and indicate described base station to use described interim MBMS resource to issue described satellite short message to the mobile terminal in described mobile communications network;
Described mobile terminal specifically for: by described interim MBMS resource, receive the described satellite short message that described intermediate node issues.
The method of reseptance of 27. 1 kinds of upstream datas, is characterized in that, the method comprises:
Satellite gateway, by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Described satellite gateway obtains the satellite short message that described mobile terminal produces from described short message, and described satellite short message is sent to the ICBM SHF satellite terminal in satellite communication network.
The sending method of 28. 1 kinds of upstream datas, is characterized in that, the method comprises:
The mobile terminal in mobile communications network with satellite short message transmitting capacity produces satellite short message, and described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network;
Described short message, by the intermediate node in mobile communications network, is sent to satellite gateway, carries the address information of described satellite gateway in described short message by described mobile terminal.
29. 1 kinds of satellite gateways, is characterized in that, this satellite gateway comprises:
Second receiver module, for by the intermediate node in mobile communications network, receives the short message of the mobile terminal transmission in mobile communications network with satellite short message transmitting capacity;
Second processing module, for obtaining the satellite short message that described mobile terminal produces from described short message, and sends to the ICBM SHF satellite terminal in satellite communication network by described satellite short message.
30. 1 kinds of mobile terminals, is characterized in that, this mobile terminal to work in mobile communications network and has satellite short message transmitting capacity, and this mobile terminal comprises:
Short message generation module, for generation of satellite short message, is directly encapsulated as short message format using described satellite short message as the load of the short message of described mobile communications network;
Sending module, for by the intermediate node in mobile communications network, sends to satellite gateway by described short message, carries the address information of described satellite gateway in described short message.
31. 1 kinds of communication systems, is characterized in that, this communication system comprises:
There is in mobile communications network the mobile terminal of satellite short message transmitting capacity, for generation of satellite short message, described satellite short message is directly encapsulated as short message format as the load of the short message of described mobile communications network; And by the intermediate node in mobile communications network, described short message is sent to satellite gateway, in described short message, carries the address information of described satellite gateway;
Satellite gateway, for by described intermediate node, receives the short message that described mobile terminal sends; And from described short message, obtain the satellite short message of described mobile terminal generation, and described satellite short message is sent to the ICBM SHF satellite terminal in satellite communication network.
32. systems as claimed in claim 31, it is characterized in that, described intermediate node comprises:
Core network control node, for receiving the short message from described mobile terminal that subordinate base station sends, and sends to short messaging gateway by the short message received;
Short messaging gateway, for receiving the short message that described core network control node sends, and according to the address information of carrying in described short message, the satellite gateway sending to described address information corresponding described short message.
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