CN104582002A - Method and device for resource release in satellite mobile communication system - Google Patents
Method and device for resource release in satellite mobile communication system Download PDFInfo
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- CN104582002A CN104582002A CN201510053875.2A CN201510053875A CN104582002A CN 104582002 A CN104582002 A CN 104582002A CN 201510053875 A CN201510053875 A CN 201510053875A CN 104582002 A CN104582002 A CN 104582002A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/30—Connection release
- H04W76/34—Selective release of ongoing connections
- H04W76/36—Selective release of ongoing connections for reassigning the resources associated with the released connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/30—Connection release
- H04W76/32—Release of transport tunnels
Abstract
The invention relates to the technical field of communications, in particular to a method and device for resource release in a satellite mobile communication system. The method includes that when CS (circuit switch) domain service and PS (packet switch) domain service are started simultaneously and after an earth mobile terminal detects that wireless link with a ground access network fails, and the earth mobile terminal starts a cell update process and starts radio access bearer (RAB) reconstruction timer T314 aiming at the CS domain service and RAB reconstruction timer T315 aiming at the PS domain service; after the reconstruction timer T314 or the reconstruction timer T315 is timeout, and the earth mobile terminal releases signaling connection and radio resources of a CS domain or a PS domain and reports the signaling connection release instructions of the CS domain or the PS domain to the ground access network, so that the ground access network release signaling connection releases the signaling connection and the radio resources of the CS domain and the PS domain indicated by the release instructions, the relevant radio resources can be utilized by other mobile terminals, and utilization of the relevant radio resources can be increased.
Description
Technical field
The present invention relates to communication technical field, the method for resource release in a kind of satellite mobile communication system and device.
Background technology
In satellite mobile communication system, earth mobile terminal is at circuit switching (CircuitSwitch, CS) territory and packet switching (Packet Switch, PS) under the scene that territory is concurrent, wireless environment deterioration residing for mobile terminal causes Radio Link Failure, triggering cell upgrades (CELL UPDATE) flow process, and the RAB that the RAB (RadioAccess Bearer, RAB) starting CS territory rebuilds timer T314 and PS territory rebuilds timer T315.T314 and T315 timer is used for supervising at the appointed time whether to recover corresponding CS business and PS business, if do not recover CS business or PS business at T314 or T315 run duration, namely before T314 or T315 time-out, CELLUPDATE CONFIRM message is not received, mobile terminal first can discharge the signaling connection in CS territory or PS territory and the Radio Resource of correspondence thereof, and terrestrial access network cannot the behavior of perception mobile terminal, terrestrial access network still maintains relevant Radio Resource, the Radio Resource of being correlated with can not be utilized by other mobile terminals, reduce the utilance of relevant Radio Resource.
Summary of the invention
In view of this, the object of the present invention is to provide method and the device of resource release in a kind of satellite mobile communication system, connect and associated radio resource to make the timely release signaling of terrestrial access network.
The present invention is achieved in that
First aspect, embodiments provide the method for resource release in a kind of satellite mobile communication system, described satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, described earth mobile terminal connects described terrestrial access network by described communication satellite, described terrestrial access network connects core net, described core net comprises circuit switching (Circuit Switched, CS) territory and packet switching (Packet Switched, PS) territory, described method comprises:
When CS territory business and PS territory service concurrence, described earth mobile terminal detect with the Radio Link Failure of described terrestrial access network after, described earth mobile terminal starts cell update flow process, and the RAB (Radio Access Bearer, RAB) started for CS territory business is rebuild timer T314 and is rebuild timer T315 for the RAB of PS territory business;
Described reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and reporting the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, the signaling in the CS territory or PS territory that discharge described signaling Connection Release instruction instruction to make described terrestrial access network connects and Radio Resource.
In conjunction with first aspect, embodiments provide the first possible execution mode of first aspect, wherein said reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
In the process of terrestrial access network described in described earth mobile terminal Stochastic accessing, if described reconstruction timer T314 or reconstruction timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource;
After terrestrial access network success described in described earth mobile terminal Stochastic accessing, described terrestrial access network is given in the signaling Connection Release instruction in described earth mobile terminal reporting CS territory or PS territory.
In the process of earth mobile terminal Stochastic accessing terrestrial access network, if rebuild timer T314 or rebuild timer T315 time-out, the signaling in earth mobile terminal release CS territory or PS territory connects and Radio Resource, after the success of earth mobile terminal Stochastic accessing terrestrial access network, described terrestrial access network is given in the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory, and the signaling in the CS territory indicated to make the instruction of terrestrial access network release signaling Connection Release or PS territory connects and Radio Resource.
In conjunction with first aspect, embodiments provide the execution mode that the second of first aspect is possible, wherein said reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
After terrestrial access network success described in described earth mobile terminal Stochastic accessing, described earth mobile terminal starts cell update timer T302, at described cell update timer T302 run duration, if described reconstruction timer T314 or reconstruction timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and reports the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network.
After the success of earth mobile terminal Stochastic accessing terrestrial access network, earth mobile terminal starts cell update timer T302, at cell update timer T302 run duration, if rebuild timer T314 or rebuild timer T315 time-out, the signaling in earth mobile terminal release CS territory or PS territory connects and Radio Resource, and reporting the signaling Connection Release instruction in CS territory or PS territory to terrestrial access network, the signaling in the CS territory indicated to make the instruction of terrestrial access network release signaling Connection Release or PS territory connects and Radio Resource.
In conjunction with first aspect, embodiments provide the third possible execution mode of first aspect, wherein said reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
In the process of terrestrial access network described in described earth mobile terminal Stochastic accessing, if described reconstruction timer T315 time-out and rebuild timer T314 and stop, or described reconstruction timer T314 time-out and rebuild timer T315 and stop, described terrestrial access network is given in the signaling Connection Release instruction in described earth mobile terminal reporting CS territory or PS territory;
Described earth mobile terminal is at reconstruction timer T315 or after rebuilding timer T314 time-out, and release wireless heterogeneous networks connects.
In the process of earth mobile terminal Stochastic accessing terrestrial access network, stop if rebuilding timer T315 time-out and rebuild timer T314, or rebuild timer T314 time-out and rebuild timer T315 stopping, the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network; Earth mobile terminal is at reconstruction timer T315 or after rebuilding timer T314 time-out, and release wireless heterogeneous networks connects, and enters idle condition.After terrestrial access network receives the instruction of signaling Connection Release, the signaling in the CS territory indicated by the instruction of first release signaling Connection Release or PS territory connects and Radio Resource, then detect with earth mobile terminal step-out after, release wireless heterogeneous networks connects.
In conjunction with first aspect, embodiments provide the 4th kind of possible execution mode of first aspect, wherein said reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
After terrestrial access network success described in described earth mobile terminal Stochastic accessing, described earth mobile terminal starts cell update timer T302, at described cell update timer T302 run duration, if described reconstruction timer T315 is in time-out and rebuild timer T314 and stop, or described reconstruction timer T314 time-out and rebuild timer T315 and stop, described terrestrial access network is given in the signaling Connection Release instruction in described earth mobile terminal reporting CS territory or PS territory;
Described earth mobile terminal is at reconstruction timer T315 or after rebuilding timer T314 time-out, and release wireless heterogeneous networks connects.
After the success of earth mobile terminal Stochastic accessing terrestrial access network, earth mobile terminal starts cell update timer T302, at cell update timer T302 run duration, rebuild timer T314 stop if rebuilding timer T315 in time-out, or rebuild timer T314 time-out and rebuild timer T315 stopping, the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network; Earth mobile terminal is at reconstruction timer T315 or after rebuilding timer T314 time-out, and release wireless heterogeneous networks connects, and enters idle condition.After terrestrial access network receives the instruction of signaling Connection Release, the signaling in the CS territory indicated by the instruction of first release signaling Connection Release or PS territory connects and Radio Resource, then detect with earth mobile terminal step-out after, release wireless heterogeneous networks connects.
May to the 4th kind of possible arbitrary execution mode in conjunction with the first of first aspect or first aspect, embodiments provide the 6th kind of possible execution mode of first aspect, wherein, described Radio Resource comprises RAB, radio bearer RB, Temporary Block Flow TBF and physical channel resources.
Second aspect, the embodiment of the present invention additionally provides the device of resource release in a kind of satellite mobile communication system, described satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, described earth mobile terminal connects described terrestrial access network by described communication satellite, described terrestrial access network connects core net, described core net comprises circuit-switched CS domain and packet switched ps domain, described earth mobile terminal comprises the device of resource release, and the device of described resource release comprises:
Whether Radio Link Detection unit is when CS territory business and PS territory service concurrence, normal for detecting with the wireless link of described terrestrial access network;
Cell update start unit, for measure with the Radio Link Failure of described terrestrial access network after start cell update flow process;
Described cell update start unit comprises rebuilds timer start unit, rebuilds timer T314 for the RAB RAB started for CS territory business and rebuilds timer T315 for the RAB of PS territory business;
Terminal resource releasing unit, at described reconstruction timer T314 or after rebuilding timer T315 time-out, discharges signaling connection and the Radio Resource in CS territory or PS territory,
The instruction of signaling Connection Release reports unit, and for reporting the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, the signaling in the CS territory or PS territory that discharge described signaling Connection Release instruction instruction to make described terrestrial access network connects and Radio Resource.
In conjunction with second aspect, embodiments provide the first possible execution mode of second aspect, wherein said cell update start unit also comprises cell update timer start unit, for after terrestrial access network success described in described earth mobile terminal Stochastic accessing, start cell update timer T302.
The invention provides method and the device of resource release in a kind of satellite communication system, after earth mobile terminal detects the Radio Link Failure of itself and terrestrial access network, the signaling that earth mobile terminal discharges local CS territory or PS territory connects and Radio Resource, and report the instruction of signaling Connection Release to terrestrial access network, the signaling making terrestrial access network also discharge CS territory or PS territory connects and Radio Resource, so that relevant Radio Resource can be utilized by other mobile terminals, increase the utilance of relevant Radio Resource.
For making above-mentioned purpose of the present invention, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the flow chart of the Release radio resource that the embodiment of the present invention provides;
Fig. 2 shows in the random access procedure that the embodiment of the present invention provides the flow chart rebuilding Release radio resource after timer expiry;
Fig. 3 rebuilds the flow chart of Release radio resource after timer expiry after showing the Stochastic accessing success that the embodiment of the present invention provides;
Fig. 4 shows the flow chart of Release radio resource after the timer expiry related in the random access procedure that the embodiment of the present invention provides;
The flow chart of Release radio resource after the timer expiry that Fig. 5 relates to after showing the Stochastic accessing success that the embodiment of the present invention provides;
Fig. 6 shows the structure of the device of a kind of resource release that the embodiment of the present invention provides;
Fig. 7 shows the structure of the device of the another kind of resource release that the embodiment of the present invention provides.
Mark in figure: satellite mobile communication system 601, earth mobile terminal 602, terrestrial access network 603, the device 604 of resource release, Radio Link Detection unit 605, cell update start unit 606, rebuild timer start unit 607, terminal resource releasing unit 608, the instruction of signaling Connection Release reports unit 609, cell update timer start unit 610.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on embodiments of the invention, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
Utilize geostationary orbit satellite or in, low-orbit satellite as relay station, the mobile communication of feasible region and even global range is called satellite mobile communication.In existing satellite mobile communication, if the wireless environment residing for earth mobile terminal worsens the Radio Link Failure causing itself and terrestrial access network, earth mobile terminal can discharge relevant Radio Resource, but the action of terrestrial access network ball mobile terminal impalpably, still the corresponding Radio Resource of keeper, causes earth mobile terminal and the inconsistent situation of terrestrial access network resource to occur.The embodiment of the present invention provides method and the device of resource release in a kind of satellite mobile communication system, terrestrial access network can be made also to discharge corresponding Radio Resource, improve the utilance of Radio Resource.
Consult Fig. 1, the method of resource release in a kind of satellite mobile communication system, satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, earth mobile terminal connects terrestrial access network by communication satellite, terrestrial access network connects core net, core net comprises CS territory and PS territory, and when CS territory business and PS territory service concurrence, method comprises:
S101: after earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts cell update flow process.
S102: the RAB that earth mobile terminal starts for CS territory business rebuilds timer T314 and rebuilds timer T315 for the RAB of PS territory business.
As reconstruction timer T314 or after rebuilding timer T315 time-out,
S103: the signaling that earth mobile terminal discharges local CS territory or PS territory connects and Radio Resource.
S104: the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network, and the signaling in the CS territory indicated to make the instruction of terrestrial access network release signaling Connection Release or PS territory connects and Radio Resource.
After terrestrial access network receives the CS territory of earth mobile terminal reporting or the signaling Connection Release instruction in PS territory,
S105: the CS territory of terrestrial access network release signaling Connection Release instruction instruction or the signaling in PS territory connect and Radio Resource.
In satellite mobile communication system, after the Radio Link Failure of earth mobile terminal and terrestrial access network, earth mobile terminal sends the instruction of signaling Connection Release to terrestrial access network according to above-mentioned steps, the Radio Resource of earth mobile terminal and terrestrial access network can be made to be consistent, to improve the utilance of Radio Resource.
Radio Link Failure can occur in the random access procedure, after also can occurring in Stochastic accessing success.
Consult Fig. 2, the method of resource release in a kind of satellite mobile communication system, satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, earth mobile terminal connects terrestrial access network by communication satellite, terrestrial access network connects core net, and core net comprises CS territory and PS territory, when CS territory business and PS territory service concurrence, in the process of earth mobile terminal Stochastic accessing terrestrial access network, Radio Link Failure occurs, method comprises:
S201: after earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts cell update flow process.
S202: the RAB that earth mobile terminal starts for CS territory business rebuilds timer T314 and rebuilds timer T315 for the RAB of PS territory business.
As reconstruction timer T314 or after rebuilding timer T315 time-out,
S203: the signaling that earth mobile terminal discharges local CS territory or PS territory connects and Radio Resource.
After the success of earth mobile terminal Stochastic accessing terrestrial access network,
S204: the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network.
S205: the CS territory of terrestrial access network release signaling Connection Release instruction instruction or the signaling in PS territory connect and Radio Resource.
Consult Fig. 3, the method of resource release in a kind of satellite mobile communication system, satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, earth mobile terminal connects terrestrial access network by communication satellite, terrestrial access network connects core net, and core net comprises CS territory and PS territory, when CS territory business and PS territory service concurrence, after the success of earth mobile terminal Stochastic accessing terrestrial access network, Radio Link Failure occurs, method comprises:
S301: after earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts cell update flow process.
S302: the RAB that earth mobile terminal starts for CS territory business rebuilds timer T314 and rebuilds timer T315 for the RAB of PS territory business.
After the success of earth mobile terminal Stochastic accessing terrestrial access network,
S303: earth mobile terminal starts cell update timer T302.
In cell update timer T302 running, as reconstruction timer T314 or after rebuilding timer T315 time-out,
S304: the signaling that earth mobile terminal discharges local CS territory or PS territory connects and Radio Resource.
S305: the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network.
S306: the CS territory of terrestrial access network release signaling Connection Release instruction instruction or the signaling in PS territory connect and Radio Resource.
When CS territory business and PS territory service concurrence, rebuild timer in the random access procedure and stop the method for rear resource release as follows:
Consult Fig. 4: the method for resource release in a kind of satellite mobile communication system, satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, earth mobile terminal connects terrestrial access network by communication satellite, terrestrial access network connects core net, core net comprises CS territory and PS territory, and method comprises:
S401: after earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts cell update flow process.
S402: the RAB that earth mobile terminal starts for CS territory business rebuilds timer T314 and rebuilds timer T315 for the RAB of PS territory business.
When rebuilding timer T314 and stop and reconstruction timer T315 running, or when reconstruction timer T315 stops and rebuilding timer T314 operation, after Stochastic accessing success,
S403: the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network.
S404: the CS territory of terrestrial access network release signaling Connection Release instruction instruction or the signaling in PS territory connect and Radio Resource.
S405: terrestrial access network detect with terrestrial mobile terminal step-out after, release wireless heterogeneous networks connect.
When reconstruction timer T315 time-out or after rebuilding timer T314 time-out,
S406: earth mobile terminal release local wireless sources control connection.
When CS territory business and PS territory service concurrence, after the timer expiry related to after Stochastic accessing success, the method for resource release is as follows:
Consult Fig. 5: the method for resource release in a kind of satellite mobile communication system, satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, earth mobile terminal connects terrestrial access network by communication satellite, terrestrial access network connects core net, core net comprises CS territory and PS territory, and method comprises:
S501: after earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts cell update flow process.
S502: the RAB that earth mobile terminal starts for CS territory business rebuilds timer T314 and rebuilds timer T315 for the RAB of PS territory business.
After the success of earth mobile terminal Stochastic accessing terrestrial access network,
S503: earth mobile terminal starts cell update timer T302.
In cell update timer T302 running, when reconstruction timer T314 stops and rebuilding timer T315 running, or rebuild timer T314 and run and rebuild after timer T315 stops,
S504: the signaling Connection Release instruction in earth mobile terminal reporting CS territory or PS territory is to terrestrial access network.
S505: the CS territory of terrestrial access network release signaling Connection Release instruction instruction or the signaling in PS territory connect and Radio Resource.
S506: terrestrial access network detect with terrestrial mobile terminal step-out after, release wireless heterogeneous networks connect.
When reconstruction timer T315 time-out or after rebuilding timer T314 time-out,
S507: earth mobile terminal release local wireless sources control connection.
In above-described embodiment, the Radio Resource of earth mobile terminal and terrestrial access network release comprises RAB, radio bearer RB, Temporary Block Flow TBF and physical channel resources.
The method of the resource release provided according to the embodiment of the present invention, after Radio Link Failure occurs in the random access procedure or Stochastic accessing is successful, earth mobile terminal and terrestrial access network all can realize the consistent of resource.
Consult Fig. 6, the device 604 of resource release in a kind of satellite mobile communication system 601, satellite mobile communication system 601 comprises earth mobile terminal 602, communication satellite and terrestrial access network 603, earth mobile terminal 602 connects terrestrial access network 603 by communication satellite, terrestrial access network 603 connects core net, and core net comprises circuit-switched CS domain and packet switched ps domain.Earth mobile terminal 602 comprises the device 604 of resource release, the device 604 of resource release comprises Radio Link Detection unit 605, cell update start unit 606, terminal resource releasing unit 608 and the instruction of signaling Connection Release and reports unit 609, and wherein cell update start unit 606 comprises reconstruction timer start unit 607.
Radio Link Detection unit 605, for when CS territory business and PS territory service concurrence, detects earth mobile terminal 602 whether normal with the wireless link of terrestrial access network 603.
Cell update start unit 606 for measure with the Radio Link Failure of terrestrial access network 603 after start cell update flow process.
Rebuild timer start unit 607 to rebuild timer T314 for the RAB RAB started for CS territory business and rebuild timer T315 for the RAB of PS territory business.
Terminal resource releasing unit 608, at reconstruction timer T314 or after rebuilding timer T315 time-out, discharges signaling connection and the Radio Resource in local CS territory or PS territory.
The instruction of signaling Connection Release reports unit 609 for reporting the signaling Connection Release instruction in CS territory or PS territory to terrestrial access network 603, and the signaling in the CS territory indicated to make the instruction of terrestrial access network 603 release signaling Connection Release or PS territory connects and Radio Resource.
Consult Fig. 7, the device 604 of resource release in a kind of satellite mobile communication system 601, the device 604 of this resource release is except the construction unit of Fig. 6, cell update start unit 606 also comprises cell update timer start unit 610, for after the success of earth mobile terminal Stochastic accessing terrestrial access network, start cell update timer T302.
The device 604 of the resource release that the embodiment of the present invention provides, the Radio Link Failure of earth mobile terminal 602 and terrestrial access network 603 occurs in the random access procedure or after Stochastic accessing success, earth mobile terminal 602 all can be connected and Radio Resource by release signaling with terrestrial access network 603, realize the consistent of Radio Resource, improve the utilance of Radio Resource.
In several embodiments that the application provides, should be understood that disclosed system, apparatus and method can realize by another way.Device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, again such as, multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.
If described function using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (8)
1. the method for resource release in a satellite mobile communication system, it is characterized in that, described satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, described earth mobile terminal connects described terrestrial access network by described communication satellite, described terrestrial access network connects core net, described core net comprises circuit-switched CS domain and packet switched ps domain, and described method comprises:
When CS territory business and PS territory service concurrence, described earth mobile terminal detect with the Radio Link Failure of described terrestrial access network after, described earth mobile terminal starts cell update flow process, and the RAB RAB started for CS territory business rebuilds timer T314 and rebuilds timer T315 for the RAB of PS territory business;
Described reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and reporting the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, the signaling in the CS territory or PS territory that discharge described signaling Connection Release instruction instruction to make described terrestrial access network connects and Radio Resource.
2. the method for resource release in satellite mobile communication system according to claim 1, it is characterized in that, described reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
In the process of terrestrial access network described in described earth mobile terminal Stochastic accessing, if described reconstruction timer T314 or reconstruction timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource;
After terrestrial access network success described in described earth mobile terminal Stochastic accessing, described terrestrial access network is given in the signaling Connection Release instruction in described earth mobile terminal reporting CS territory or PS territory.
3. the method for resource release in satellite mobile communication system according to claim 1, it is characterized in that, described reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
After terrestrial access network success described in described earth mobile terminal Stochastic accessing, described earth mobile terminal starts cell update timer T302, at described cell update timer T302 run duration, if described reconstruction timer T314 or reconstruction timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and reports the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network.
4. the method for resource release in satellite mobile communication system according to claim 1, it is characterized in that, described reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
In the process of terrestrial access network described in described earth mobile terminal Stochastic accessing, if described reconstruction timer T314 stops or described reconstruction timer T315 stops, described terrestrial access network is given in the signaling Connection Release instruction in described earth mobile terminal reporting CS territory or PS territory;
Described earth mobile terminal is at reconstruction timer T315 or after rebuilding timer T314 time-out, and release wireless heterogeneous networks connects.
5. the method for resource release in satellite mobile communication system according to claim 1, it is characterized in that, described reconstruction timer T314 or after rebuilding timer T315 time-out, the signaling in described earth mobile terminal release CS territory or PS territory connects and Radio Resource, and report the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, comprising:
After terrestrial access network success described in described earth mobile terminal Stochastic accessing, described earth mobile terminal starts cell update timer T302, at described cell update timer T302 run duration, if described reconstruction timer T314 stops or described reconstruction timer T315 stops, described terrestrial access network is given in the signaling Connection Release instruction in described earth mobile terminal reporting CS territory or PS territory;
Described earth mobile terminal is at reconstruction timer T315 or after rebuilding timer T314 time-out, and release wireless heterogeneous networks connects.
6., according to the method for resource release in the arbitrary described satellite mobile communication system of claim 1-5, it is characterized in that, described Radio Resource comprises RAB, radio bearer RB, Temporary Block Flow TBF and physical channel resources.
7. the device of resource release in a satellite mobile communication system, it is characterized in that, described satellite mobile communication system comprises earth mobile terminal, communication satellite and terrestrial access network, described earth mobile terminal connects described terrestrial access network by described communication satellite, described terrestrial access network connects core net, described core net comprises circuit-switched CS domain and packet switched ps domain, and described earth mobile terminal comprises the device of resource release, and the device of described resource release comprises:
Whether Radio Link Detection unit is when CS territory business and PS territory service concurrence, normal for detecting with the wireless link of described terrestrial access network;
Cell update start unit, for measure with the Radio Link Failure of described terrestrial access network after start cell update flow process;
Described cell update start unit comprises rebuilds timer start unit, rebuilds timer T314 for the RAB RAB started for CS territory business and rebuilds timer T315 for the RAB of PS territory business;
Terminal resource releasing unit, at described reconstruction timer T314 or after rebuilding timer T315 time-out, discharges signaling connection and the Radio Resource in CS territory or PS territory;
The instruction of signaling Connection Release reports unit, and for reporting the signaling Connection Release instruction in CS territory or PS territory to described terrestrial access network, the signaling in the CS territory or PS territory that discharge described signaling Connection Release instruction instruction to make described terrestrial access network connects and Radio Resource.
8. the device of resource release in satellite mobile communication system according to claim 7, it is characterized in that, described cell update start unit also comprises cell update timer start unit, for after terrestrial access network success described in described earth mobile terminal Stochastic accessing, start cell update timer T302.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104582002B (en) | 2017-11-21 |
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