CN104582002B - The method and device that resource discharges in satellite mobile communication system - Google Patents
The method and device that resource discharges in satellite mobile communication system Download PDFInfo
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- CN104582002B CN104582002B CN201510053875.2A CN201510053875A CN104582002B CN 104582002 B CN104582002 B CN 104582002B CN 201510053875 A CN201510053875 A CN 201510053875A CN 104582002 B CN104582002 B CN 104582002B
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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
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Abstract
The present invention relates to communication technical field, specifically provides the method and device that resource discharges in a kind of satellite mobile communication system, and methods described includes：When CS domains business and ps domain service concurrence, after earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts cell update flow, and starts for the RAB RAB reconstruction timer T314 of CS domains business and rebuild timer T315 for the RAB of ps domain business；After rebuilding timer T314 or rebuilding timer T315 time-out, earth mobile terminal discharges the signaling connection and Radio Resource of CS domains or ps domain, and the signaling connection of CS domains or ps domain is reported to release order to terrestrial access network, so that the CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection and Radio Resource of ps domain, so that the Radio Resource of correlation can be utilized by other mobile terminals, increase the utilization rate of the Radio Resource of correlation.
Description
Technical field
The present invention relates to communication technical field, is discharged in particular to resource in a kind of satellite mobile communication system
Method and device.
Background technology
In satellite mobile communication system, earth mobile terminal is in circuit switching (Circuit Switch, CS) domain and divides
Group is exchanged under (Packet Switch, PS) concurrent scene in domain, is caused wirelessly because the wireless environment residing for mobile terminal deteriorates
Link failure, triggering cell renewal (CELL UPDATE) flow, and start RAB (the Radio Access in CS domains
Bearer, RAB) rebuild timer T314 and the RAB reconstruction timers T315 of ps domain.T314 and T315 timers are used for supervising
CS business and PS business corresponding to whether recovering in specified time, if without recovery CS industry during T314 or T315 is run
Business or PS business, i.e., do not receive CELL UPDATE CONFIRM message before T314 or T315 time-out, and mobile terminal can be first
Signaling connection and its corresponding Radio Resource of CS domains or ps domain are discharged, and terrestrial access network can not perceive the row of mobile terminal
For terrestrial access network still maintains the Radio Resource of correlation so that related Radio Resource can not be utilized by other mobile terminals,
Reduce the utilization rate of the Radio Resource of correlation.
The content of the invention
In view of this, the method and dress discharged it is an object of the invention to provide resource in a kind of satellite mobile communication system
Put, so that the timely release signaling connection of terrestrial access network and associated radio resource.
What the present invention was realized in：
In a first aspect, the embodiments of the invention provide the method that resource in a kind of satellite mobile communication system discharges, it is described
Satellite mobile communication system includes earth mobile terminal, telecommunication satellite and terrestrial access network, and the earth mobile terminal passes through institute
State telecommunication satellite and connect the terrestrial access network, the terrestrial access network connects core net, and the core net includes circuit switching
(Circuit Switched, CS) domain and packet switch (Packet Switched, PS) domain, methods described include：
When CS domains business and ps domain service concurrence, the earth mobile terminal detects wireless with the terrestrial access network
After link failure, the earth mobile terminal starts cell update flow, and starts the RAB for CS domains business
(Radio Access Bearer, RAB) rebuilds timer T314 and the RAB for ps domain business rebuilds timer T315；
The reconstruction timer T314 or after rebuilding timer T315 time-out, earth mobile terminal release CS domains or PS
The signaling connection and Radio Resource in domain, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, with
Make the terrestrial access network discharge the signaling connection to release order the CS domains of instruction or the signaling connection and Radio Resource of ps domain.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein institute
State after rebuilding timer T314 or rebuilding timer T315 time-out, the signaling of the earth mobile terminal release CS domains or ps domain connects
Connect and Radio Resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
During terrestrial access network described in the earth mobile terminal Stochastic accessing, if the reconstruction timer T314 or
Rebuild the signaling connection and Radio Resource of timer T315 time-out, the earth mobile terminal release CS domains or ps domain；
After terrestrial access network success described in the earth mobile terminal Stochastic accessing, the earth mobile terminal reporting CS domains
Or the signaling connection of ps domain releases order to the terrestrial access network.
During earth mobile terminal Stochastic accessing terrestrial access network, if rebuilding timer T314 or rebuilding timer
The signaling connection and Radio Resource of T315 time-out, earth mobile terminal release CS domains or ps domain, earth mobile terminal Stochastic accessing
After terrestrial access network success, the signaling connection of earth mobile terminal reporting CS domains or ps domain releases order to be accessed to the ground
Net, so that the signaling connection and Radio Resource of the CS domains of terrestrial access network release signaling Connection Release instruction instruction or ps domain.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein institute
State after rebuilding timer T314 or rebuilding timer T315 time-out, the signaling of the earth mobile terminal release CS domains or ps domain connects
Connect and Radio Resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
After terrestrial access network success described in the earth mobile terminal Stochastic accessing, the earth mobile terminal starts cell
Timer T302 is updated, during the cell update timer T302 is run, if the reconstruction timer T314 or reconstruction are fixed
When device T315 time-out, the signaling connection and Radio Resource of the earth mobile terminal release CS domains or ps domain, and report CS domains or
The signaling connection of ps domain releases order to the terrestrial access network.
After the success of earth mobile terminal Stochastic accessing terrestrial access network, earth mobile terminal starts cell update timer
T302, during cell update timer T302 is run, if rebuilding timer T314 or rebuilding timer T315 time-out, the earth moves
Dynamic terminal release CS domains or the signaling connection and Radio Resource of ps domain, and report the signaling connection of CS domains or ps domain release order to
Terrestrial access network, so that the CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection of ps domain and wireless
Resource.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the third of first aspect, wherein institute
State after rebuilding timer T314 or rebuilding timer T315 time-out, the signaling of the earth mobile terminal release CS domains or ps domain connects
Connect and Radio Resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
During terrestrial access network described in the earth mobile terminal Stochastic accessing, if the reconstruction timer T315 surpasses
When and rebuild timer T314 and stop, or the reconstruction timer T314 time-out and rebuild timer T315 and stop, the earth
The signaling connection of mobile terminal reporting CS domains or ps domain releases order to the terrestrial access network；
The earth mobile terminal discharges Radio Resource control after rebuilding timer T315 or rebuilding timer T314 time-out
System connection.
During earth mobile terminal Stochastic accessing terrestrial access network, if rebuilding timer T315 time-out and rebuilding timing
Device T314 stops, or rebuilds timer T314 time-out and rebuild timer T315 and stop, earth mobile terminal reporting CS domains or PS
The signaling connection in domain releases order to terrestrial access network；Earth mobile terminal is rebuilding timer T315 or is rebuilding timer T314
After time-out, release wireless heterogeneous networks connection, into idle condition.After the signaling connection that terrestrial access network receives releases order,
The indicated CS domains of first release signaling Connection Release instruction or the signaling connection and Radio Resource of ps domain, then detecting and the earth
After mobile terminal step-out, release wireless heterogeneous networks connection.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 4th of first aspect kind, wherein institute
State after rebuilding timer T314 or rebuilding timer T315 time-out, the signaling of the earth mobile terminal release CS domains or ps domain connects
Connect and Radio Resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
After terrestrial access network success described in the earth mobile terminal Stochastic accessing, the earth mobile terminal starts cell
Update timer T302, during the cell update timer T302 is run, if the reconstructions timer T315 overtime and
Rebuild timer T314 to stop, or the reconstruction timer T314 is overtime and reconstruction timer T315 stops, the earth movement
Terminal reports the signaling connection of CS domains or ps domain to release order to the terrestrial access network；
The earth mobile terminal discharges Radio Resource control after rebuilding timer T315 or rebuilding timer T314 time-out
System connection.
After the success of earth mobile terminal Stochastic accessing terrestrial access network, earth mobile terminal starts cell update timer
T302, during cell update timer T302 is run, if rebuilding timer T315 in time-out and rebuilding timer T314 stoppings,
Or rebuild timer T314 time-out and rebuild timer T315 and stop, the signaling connection of earth mobile terminal reporting CS domains or ps domain
Release order to terrestrial access network；Earth mobile terminal is after rebuilding timer T315 or rebuilding timer T314 time-out, release
Wireless heterogeneous networks connect, into idle condition.After the signaling connection that terrestrial access network receives releases order, first release signaling connects
The signaling connection and Radio Resource in release order indicated CS domains or ps domain are connect, then is being detected and earth mobile terminal step-out
Afterwards, wireless heterogeneous networks connection is discharged.
May be to the 4th kind of possible any embodiment with reference to the first of first aspect or first aspect, the present invention is real
Apply the 6th kind of possible embodiment that example provides first aspect, wherein, the Radio Resource include RAB, radio bearer RB,
Temporary Block Flow TBF and physical channel resources.
Second aspect, the embodiment of the present invention additionally provide the device that resource discharges in a kind of satellite mobile communication system, institute
Stating satellite mobile communication system includes earth mobile terminal, telecommunication satellite and terrestrial access network, and the earth mobile terminal passes through
The telecommunication satellite connects the terrestrial access network, and the terrestrial access network connects core net, and the core net is handed over including circuit
CS domains and packet switched ps domain are changed, the earth mobile terminal includes the device of resource release, the device bag of the resource release
Include：
Radio Link Detection unit, in CS domains business and ps domain service concurrence, for detecting and the terrestrial access network
Radio Link it is whether normal；
Cell update start unit, for measuring with starting cell more after the Radio Link Failure of the terrestrial access network
New technological process；
The cell update start unit includes rebuilding timer start unit, for starting for the wireless of CS domains business
Access bearer RAB rebuilds timer T314 and the RAB for ps domain business rebuilds timer T315；
Terminal resource releasing unit, for after the reconstruction timer T314 or reconstruction timer T315 time-out, discharging
CS domains or the signaling connection and Radio Resource of ps domain,
Signaling connection releases order reporting unit, and the signaling connection for reporting CS domains or ps domain releases order to described
Face access network, the CS domains of instruction or the signaling connection of ps domain so that the terrestrial access network release signaling connection releases order
And Radio Resource.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein institute
Stating cell update start unit also includes cell update timer start unit, in the earth mobile terminal Stochastic accessing
After the terrestrial access network success, start cell update timer T302.
The present invention provides the method and device that resource discharges in a kind of satellite communication system, when earth mobile terminal detects
After its Radio Link Failure with terrestrial access network, earth mobile terminal discharges the signaling connection in local CS domains or ps domain and wireless
Resource, and report signaling connection to release order to terrestrial access network so that terrestrial access network also discharges the letter of CS domains or ps domain
Order connection and Radio Resource, so that the Radio Resource of correlation can be utilized by other mobile terminals, increase the Radio Resource of correlation
Utilization rate.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 shows the flow chart of Release radio resource provided in an embodiment of the present invention；
Fig. 2 show in random access procedure provided in an embodiment of the present invention rebuild timer expiry after Release radio resource
Flow chart；
Fig. 3 rebuilds Release radio resource after timer expiry after showing Stochastic accessing success provided in an embodiment of the present invention
Flow chart；
Radio Resource is released after Fig. 4 shows the timer expiry being related in random access procedure provided in an embodiment of the present invention
The flow chart put；
Radio Resource is released after Fig. 5 shows the timer expiry being related to after Stochastic accessing success provided in an embodiment of the present invention
The flow chart put；
Fig. 6 shows a kind of structure of the device of resource release provided in an embodiment of the present invention；
Fig. 7 shows the structure of the device of another resource release provided in an embodiment of the present invention.
Marked in figure：Satellite mobile communication system 601, earth mobile terminal 602, terrestrial access network 603, resource release
Device 604, Radio Link Detection unit 605, cell update start unit 606, rebuild timer start unit 607, terminal money
Source releasing unit 608, signaling connection release order reporting unit 609, cell update timer start unit 610.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Generally exist
The component of the embodiment of the present invention described and illustrated in accompanying drawing can be configured to arrange and design with a variety of herein.Cause
This, the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not doing
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
By the use of geostationary orbit satellite or in, low-orbit satellite as relay station, realize region or even global range
Mobile communication is referred to as satellite mobile communication.In existing satellite mobile communication, if the wireless environment residing for earth mobile terminal is disliked
Change causes its Radio Link Failure with terrestrial access network, and earth mobile terminal can discharge the Radio Resource of correlation, but ground
The action of face access network impalpably ball mobile terminal, the corresponding Radio Resource of the person of remaining in that, causes earth mobile terminal
Occur with the inconsistent situation of terrestrial access network resource.The embodiment of the present invention provides resource in a kind of satellite mobile communication system and released
The method and device put, terrestrial access network can be made also to discharge corresponding Radio Resource, improve the utilization rate of Radio Resource.
Refering to Fig. 1, the method for resource release, satellite mobile communication system include the earth in a kind of satellite mobile communication system
Mobile terminal, telecommunication satellite and terrestrial access network, earth mobile terminal connect terrestrial access network, ground access by telecommunication satellite
Net connection core net, core net include CS domains and ps domain, and in CS domains business and ps domain service concurrence, method includes：
S101：After earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts
Cell update flow.
S102：Earth mobile terminal starts for the RAB reconstruction timer T314 of CS domains business and for ps domain business
RAB rebuilds timer T315.
After rebuilding timer T314 or rebuilding timer T315 time-out,
S103：Earth mobile terminal discharges the signaling connection and Radio Resource of local CS domains or ps domain.
S104：The signaling connection of earth mobile terminal reporting CS domains or ps domain releases order to terrestrial access network, so that ground
The CS domains of face access network release signaling Connection Release instruction instruction or the signaling connection and Radio Resource of ps domain.
After terrestrial access network receives the CS domains of earth mobile terminal reporting or the signaling connection of ps domain releases order,
S105：The CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection of ps domain and wireless money
Source.
In satellite mobile communication system, after the Radio Link Failure of earth mobile terminal and terrestrial access network, the earth
Mobile terminal sends signaling connection according to above-mentioned steps and released order to terrestrial access network, can make earth mobile terminal and ground
The Radio Resource of access network is consistent, and improves the utilization rate of Radio Resource.
Radio Link Failure can occur in the random access procedure, can also occur after Stochastic accessing success.
Refering to Fig. 2, the method for resource release, satellite mobile communication system include the earth in a kind of satellite mobile communication system
Mobile terminal, telecommunication satellite and terrestrial access network, earth mobile terminal connect terrestrial access network, ground access by telecommunication satellite
Net connection core net, core net includes CS domains and ps domain, in CS domains business and ps domain service concurrence, earth mobile terminal with
Radio Link Failure occurs during machine access terrestrial access network, method includes：
S201：After earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts
Cell update flow.
S202：Earth mobile terminal starts for the RAB reconstruction timer T314 of CS domains business and for ps domain business
RAB rebuilds timer T315.
After rebuilding timer T314 or rebuilding timer T315 time-out,
S203：Earth mobile terminal discharges the signaling connection and Radio Resource of local CS domains or ps domain.
After the success of earth mobile terminal Stochastic accessing terrestrial access network,
S204：The signaling connection of earth mobile terminal reporting CS domains or ps domain releases order to terrestrial access network.
S205：The CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection of ps domain and wireless money
Source.
Refering to Fig. 3, the method for resource release, satellite mobile communication system include the earth in a kind of satellite mobile communication system
Mobile terminal, telecommunication satellite and terrestrial access network, earth mobile terminal connect terrestrial access network, ground access by telecommunication satellite
Net connection core net, core net includes CS domains and ps domain, in CS domains business and ps domain service concurrence, earth mobile terminal with
Radio Link Failure occurs after machine access terrestrial access network success, method includes：
S301：After earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts
Cell update flow.
S302：Earth mobile terminal starts for the RAB reconstruction timer T314 of CS domains business and for ps domain business
RAB rebuilds timer T315.
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 runnings, as reconstruction timer T314 or timer T315 time-out is rebuild
Afterwards,
S304：Earth mobile terminal discharges the signaling connection and Radio Resource of local CS domains or ps domain.
S305：The signaling connection of earth mobile terminal reporting CS domains or ps domain releases order to terrestrial access network.
S306：The CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection of ps domain and wireless money
Source.
In CS domains business and ps domain service concurrence, rebuild what resource after timer stops discharged in the random access procedure
Method is as follows：
Refering to Fig. 4：A kind of method that resource discharges in satellite mobile communication system, satellite mobile communication system include the earth
Mobile terminal, telecommunication satellite and terrestrial access network, earth mobile terminal connect terrestrial access network, ground access by telecommunication satellite
Net connection core net, core net include CS domains and ps domain, and method includes：
S401：After earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts
Cell update flow.
S402：Earth mobile terminal starts for the RAB reconstruction timer T314 of CS domains business and for ps domain business
RAB rebuilds timer T315.
When rebuilding timer T314 stoppings and rebuilding timer T315 operations, or reconstruction timer T315 stops and reconstruction
When timer T314 is run, after Stochastic accessing success,
S403：The signaling connection of earth mobile terminal reporting CS domains or ps domain releases order to terrestrial access network.
S404：The CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection of ps domain and wireless money
Source.
S405：Terrestrial access network is detected with after terrestrial mobile terminal step-out, discharging wireless heterogeneous networks connection.
After rebuilding timer T315 time-out or rebuilding timer T314 time-out,
S406：The release local wireless sources control connection of earth mobile terminal.
In CS domains business and ps domain service concurrence, resource discharges after the timer expiry being related to after Stochastic accessing success
Method it is as follows：
Refering to Fig. 5：A kind of method that resource discharges in satellite mobile communication system, satellite mobile communication system include the earth
Mobile terminal, telecommunication satellite and terrestrial access network, earth mobile terminal connect terrestrial access network, ground access by telecommunication satellite
Net connection core net, core net include CS domains and ps domain, and method includes：
S501：After earth mobile terminal detects the Radio Link Failure with terrestrial access network, earth mobile terminal starts
Cell update flow.
S502：Earth mobile terminal starts for the RAB reconstruction timer T314 of CS domains business and for ps domain business
RAB rebuilds timer T315.
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 runnings, when rebuilding, timer T314 stops and reconstruction timer T315 is transported
OK, or after reconstruction timer T314 operations and the T315 stoppings of reconstruction timer,
S504：The signaling connection of earth mobile terminal reporting CS domains or ps domain releases order to terrestrial access network.
S505：The CS domains of terrestrial access network release signaling Connection Release instruction instruction or the signaling connection of ps domain and wireless money
Source.
S506：Terrestrial access network is detected with after terrestrial mobile terminal step-out, discharging wireless heterogeneous networks connection.
After rebuilding timer T315 time-out or rebuilding timer T314 time-out,
S507：The release local wireless sources control connection of earth mobile terminal.
In above-described embodiment, the Radio Resource of earth mobile terminal and terrestrial access network release includes RAB, radio bearer
RB, Temporary Block Flow TBF and physical channel resources.
The method discharged according to resource provided in an embodiment of the present invention, when Radio Link Failure occurs in random access procedure
In or Stochastic accessing success after, earth mobile terminal can realize the consistent of resource with terrestrial access network.
Refering to Fig. 6, the device 604 of resource release, satellite mobile communication system in a kind of satellite mobile communication system 601
601 include earth mobile terminal 602, telecommunication satellite and terrestrial access network 603, and earth mobile terminal 602 is connected by telecommunication satellite
Ground plane access network 603, terrestrial access network 603 connect core net, and core net includes circuit-switched CS domain and packet switched ps domain.
Earth mobile terminal 602 includes the device 604 of resource release, and the device 604 of resource release includes Radio Link Detection unit
605th, cell update start unit 606, terminal resource releasing unit 608 and signaling connection release order reporting unit 609, wherein
Cell update start unit 606 includes rebuilding timer start unit 607.
Radio Link Detection unit 605 is used in CS domains business and ps domain service concurrence, detection earth mobile terminal 602
It is whether normal with the Radio Link of terrestrial access network 603.
Cell update start unit 606 is used to measure with starting cell after the Radio Link Failure of terrestrial access network 603
More new technological process.
Timer start unit 607 is rebuild to be used to start the RAB RAB reconstruction timers for CS domains business
The T314 and RAB reconstruction timers T315 for ps domain business.
Terminal resource releasing unit 608 is used for after rebuilding timer T314 or rebuilding timer T315 time-out, and release is originally
Ground CS domains or the signaling connection and Radio Resource of ps domain.
Signaling connection releases order reporting unit 609 for reporting the signaling connection of CS domains or ps domain to release order to ground
Access network 603, so that the signaling connection and nothing of the CS domains of the release signaling Connection Release of terrestrial access network 603 instruction instruction or ps domain
Line resource.
Refering to Fig. 7, the device 604 of resource release in a kind of satellite mobile communication system 601, the device of resource release
604 in addition to Fig. 6 construction unit, and cell update start unit 606 also includes cell update timer start unit 610, uses
In after the success of earth mobile terminal Stochastic accessing terrestrial access network, start cell update timer T302.
The device 604 of resource release provided in an embodiment of the present invention, earth mobile terminal 602 and terrestrial access network 603
Radio Link Failure occurs in the random access procedure or after Stochastic accessing success, earth mobile terminal 602 and terrestrial access network
603 equal energy release signaling connections and Radio Resource, realize the consistent of Radio Resource, improve the utilization rate of Radio Resource.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, can be with
Realize by another way.Device embodiment described above is only schematical, for example, the division of the unit,
Only a kind of division of logic function, can there is other dividing mode when actually realizing, in another example, multiple units or component can
To combine or be desirably integrated into another system, or some features can be ignored, or not perform.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (8)
1. a kind of method that resource discharges in satellite mobile communication system, it is characterised in that the satellite mobile communication system bag
Earth mobile terminal, telecommunication satellite and terrestrial access network are included, the earth mobile terminal passes through described in telecommunication satellite connection
Terrestrial access network, the terrestrial access network connect core net, and the core net includes circuit-switched CS domain and packet switched ps domain,
Methods described includes：
When CS domains business and ps domain service concurrence, the earth mobile terminal detects the Radio Link with the terrestrial access network
After failure, the earth mobile terminal starts cell update flow, and starts the RAB RAB weights for CS domains business
Build timer T314 and the RAB for ps domain business rebuilds timer T315；
The reconstruction timer T314 or after rebuilding timer T315 time-out, earth mobile terminal release CS domains or ps domain
Signaling connection and Radio Resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, so that institute
State terrestrial access network and discharge the signaling connection and release order the CS domains of instruction or the signaling connection and Radio Resource of ps domain.
2. the method that resource discharges in satellite mobile communication system according to claim 1, it is characterised in that the reconstruction
Timer T314 or after rebuilding timer T315 time-out, the signaling connection and nothing of earth mobile terminal release CS domains or ps domain
Line resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
During terrestrial access network described in the earth mobile terminal Stochastic accessing, if the reconstruction timer T314 or reconstruction
The signaling connection and Radio Resource of timer T315 time-out, the earth mobile terminal release CS domains or ps domain；
After terrestrial access network success described in the earth mobile terminal Stochastic accessing, the earth mobile terminal reporting CS domains or PS
The signaling connection in domain releases order to the terrestrial access network.
3. the method that resource discharges in satellite mobile communication system according to claim 1, it is characterised in that the reconstruction
Timer T314 or after rebuilding timer T315 time-out, the signaling connection and nothing of earth mobile terminal release CS domains or ps domain
Line resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
After terrestrial access network success described in the earth mobile terminal Stochastic accessing, the earth mobile terminal starts cell update
Timer T302, during the cell update timer T302 is run, if the reconstruction timer T314 or reconstruction timer
The signaling connection and Radio Resource of T315 time-out, the earth mobile terminal release CS domains or ps domain, and report CS domains or ps domain
Signaling connection release order to the terrestrial access network.
4. the method that resource discharges in satellite mobile communication system according to claim 1, it is characterised in that the reconstruction
Timer T314 or after rebuilding timer T315 time-out, the signaling connection and nothing of earth mobile terminal release CS domains or ps domain
Line resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
During terrestrial access network described in the earth mobile terminal Stochastic accessing, if the reconstruction timer T314 stop and
When rebuilding timer T315 operations or when the reconstruction timer T315 stops and rebuilds timer T314 operations, the earth moves
Dynamic terminal reports the signaling connection of CS domains or ps domain to release order to the terrestrial access network；
After rebuilding timer T315 or rebuilding timer T314 time-out, release wireless heterogeneous networks connect the earth mobile terminal
Connect.
5. the method that resource discharges in satellite mobile communication system according to claim 1, it is characterised in that the reconstruction
Timer T314 or after rebuilding timer T315 time-out, the signaling connection and nothing of earth mobile terminal release CS domains or ps domain
Line resource, and report the signaling connection of CS domains or ps domain to release order to the terrestrial access network, including：
After terrestrial access network success described in the earth mobile terminal Stochastic accessing, the earth mobile terminal starts cell update
Timer T302, during the cell update timer T302 is run, if the reconstruction timer T314 stops and rebuild to determine
When device T315 operation when or reconstruction timer T315 when stopping and rebuilding timer T314 operations, the earth mobile terminal
The signaling connection of CS domains or ps domain is reported to release order to the terrestrial access network；
After rebuilding timer T315 or rebuilding timer T314 time-out, release wireless heterogeneous networks connect the earth mobile terminal
Connect.
6. according to the method that resource discharges in any described satellite mobile communication systems of claim 1-5, it is characterised in that institute
Stating Radio Resource includes RAB, radio bearer RB, Temporary Block Flow TBF and physical channel resources.
A kind of 7. device that resource discharges in satellite mobile communication system, it is characterised in that the satellite mobile communication system bag
Earth mobile terminal, telecommunication satellite and terrestrial access network are included, the earth mobile terminal passes through described in telecommunication satellite connection
Terrestrial access network, the terrestrial access network connect core net, and the core net includes circuit-switched CS domain and packet switched ps domain,
The earth mobile terminal includes the device of resource release, and the device of the resource release includes：
Radio Link Detection unit, in CS domains business and ps domain service concurrence, for detecting the nothing with the terrestrial access network
Whether wired link is normal；
Cell update start unit, for measuring with starting cell update stream after the Radio Link Failure of the terrestrial access network
Journey；
The cell update start unit includes rebuilding timer start unit, for starting the wireless access for CS domains business
Carry RAB and rebuild the timer T314 and RAB reconstruction timers T315 for ps domain business；
Terminal resource releasing unit, for after the reconstruction timer T314 or reconstruction timer T315 time-out, discharging CS domains
Or the signaling connection and Radio Resource of ps domain；
Signaling connection is released order reporting unit, and the signaling connection for reporting CS domains or ps domain releases order to be connect to the ground
Network, the CS domains of instruction or the signaling connection and nothing of ps domain so that the terrestrial access network release signaling connection releases order
Line resource.
8. the device that resource discharges in satellite mobile communication system according to claim 7, it is characterised in that the cell
Renewal start unit also includes cell update timer start unit, for described in the earth mobile terminal Stochastic accessing
After the access network success of face, start cell update timer T302.
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| CN112996102B (en) * | 2021-02-07 | 2023-05-30 | 亚太卫星宽带通信（深圳）有限公司 | Satellite terminal connection state management method and device, gateway equipment, converged communication system and storage medium |
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