CN100397944C - Method for reporting and obtaining user equipment multi-carrier frequency ability - Google Patents
Method for reporting and obtaining user equipment multi-carrier frequency ability Download PDFInfo
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- CN100397944C CN100397944C CNB2004100685236A CN200410068523A CN100397944C CN 100397944 C CN100397944 C CN 100397944C CN B2004100685236 A CNB2004100685236 A CN B2004100685236A CN 200410068523 A CN200410068523 A CN 200410068523A CN 100397944 C CN100397944 C CN 100397944C
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Abstract
The present invention discloses a multiple carrier frequency capability report method of a user device, which is applied to a time division multiplex code division multiple access system. The present invention comprises steps: a. the content of a capability message of a user device is extended, and the parameter of the multiple carrier frequency capability of the user device is added; b. the user device sends the extended capability message to a radio network controller, wherein the message carries the multiple carrier frequency capability of the user device. In addition, the present invention also discloses a corresponding method for obtaining the multiple carrier frequency capability of a user device. The present invention has the advantages of few changes in the existing capacity message, simple realization, benefit to the compatibility of user devices without the multiple carrier frequency capability, and increase in the utilization ratio of network resources.
Description
Technical field
The present invention relates to the CDMA communication technology, in particular, the present invention relates to a kind ofly in TD SDMA (TD-SCDMA, Time Division-Synchronization Code DivisionMultiple Access) multi-carrier frequency system, report, obtain user equipment multi-carrier frequency ability and wireless resource allocation methods.
Background technology
At present, mobile communication has developed into 3G (Third Generation) Moblie (3G, Third Generation).One of three main standard of the TD-SCDMA 3G (Third Generation) Moblie that to be in May, 2000 approved by 3GPP by International Telecommunications Union (ITU, InternationalTelecommunication Union), March calendar year 2001.As the 3G standard of time division multiplexing mode, TD-SCDMA is used as the time-division multiplex technology scheme of low spreading rate (1.28MCps, 1.28 million chips/sec) in the ITU standard.
The same with other mobile communication system, in order to satisfy the ever-increasing demand in mobile communication market, the TD-SCDMA system also need adopt and carry out the mode that overloading covers frequently in same sectors/cells and increase power system capacity.
For realizing that overloading covers frequently, prior art adopts a main carrier frequency to add the mode of several minor carriers, promptly only on a carrier frequency of cell/section, send pilot tone and broadcast message, other carrier frequency is as minor carrier, sub-district must have one and have only a main carrier frequency, a plurality of frequencies use a common broadcasting, and its detailed protocol is as follows:
At each sector, from n the frequency that is assigned to, determine one as main carrier frequency, in same sector, only on main carrier frequency, send DwPTS and broadcast message (TS0).When setting up the sub-district, need clearly indicate main carrier frequency, so that Node B determines to send broadcasting on which frequency, and in the message of channel configuration, need to increase frequency point information, so that terminal and Node B obtain related content.
In present multi-carrier frequency system, also have subscriber equipment a large amount of, that do not support the overloading frequency, therefore, multi-carrier frequency system also must compatiblely not supported at present overloading subscriber equipment (UE frequently, UserEquipment), whether network side obtains a UE and has and support that overloading ability frequently is most important.
Usually, in present 3GPP standard, TD-SCDMA industry standard, UE mainly reports network side by following three kinds of mode carrying capacity information:
● the Radio Resource control connection is set up and is finished message;
● capability information of user facility message;
● source radio network controller comprises SRNC-RelocationInfo or InterRATHandoverInfo to the container C ontainer of target radio network controller.
Having a small amount of Access Layer version ability information to connect to set up in the request message at RRC in addition carries to network side.
Though technique scheme can realize sending the part ability information of subscriber equipment to network side, also has following shortcoming:
At first, do not carry multi-carrier frequency ability information in the UE capabilities message, network side can't be given the correct distributing radio resource of UE after receiving described message, for example in the technique scheme UE when initial the access, article one message (RRC connection request message) that sends to network side (RNC) does not indicate this UE whether to support overloading information frequently, and network side can't be adjudicated and this UE could be assigned on the minor carrier;
Secondly, also do not indicate this UE whether to support overloading information frequently in the follow-up UE capability information message, network side can't be adjudicated this UE and could be supported overloading frequently, influences radio resource allocation strategy in the network side handoff procedure;
Once more, UE is at interdepartmental system or stride RNC when migration, and SRNC does not indicate this UE whether to support overloading information frequently in the Container of TRNC, and network side can't be adjudicated this UE and could be supported overloading frequently, influences radio resource allocation strategy in the network side repositioning process.
Summary of the invention
The technical problem that the present invention solves provides a kind of can accurately report, obtain user equipment multi-carrier frequency ability and wireless resource allocation methods, adopt described method to change less to existing protocol, realize simply being convenient to network side and carrying out corresponding operating according to user equipment multi-carrier frequency ability.
For addressing the above problem, user equipment multi-carrier frequency ability report method of the present invention comprises:
A, extending user capacity of equipment message content increase the user equipment multi-carrier frequency ability parameter;
B, subscriber equipment send the capabilities message of described expansion to radio network controller, carry user equipment multi-carrier frequency ability in this message.
Preferably, the described extending user capacity of equipment of step a message content adopts following optionally mode:
S1, in the existing cell of UE capability message, increase the multi-carrier frequency ability parameter information; Or
S2, in UE capability message, increase the new multi-carrier frequency ability parameter cell represent multi-carrier frequency ability.
Preferably, described UE capability message is:
Set up in the Radio Resource control connection process wireless resource control connection request message of user equipment to report at subscriber equipment; Or
Carry out in the UE capability query script capability information of user facility message of user equipment to report at network; Or
In the service wireless network controller repositioning process, the RELOCATION REQUEST message that source radio network controller sends to target radio network controller.
Preferably, step s1 increases the multi-carrier frequency ability parameter information and is in the existing cell of UE capability message:
Increase the multi-carrier frequency ability parameter in " indication of Access Layer version " cell of the user equipment wireless access capability information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises.
Preferably, step s2 increases in UE capability message and represents the new multi-carrier frequency ability parameter cell of multi-carrier frequency ability to be:
Newly-increased multi-carrier frequency ability parameter cell in the handover information between source radio network controller relocation information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises or system.
Accordingly, the method for obtaining user equipment multi-carrier frequency ability of the present invention comprises:
A, extending user capacity of equipment message content increase the user equipment multi-carrier frequency ability parameter;
B, subscriber equipment send the capabilities message of described expansion to radio network controller;
C, radio network controller are determined the multi-carrier frequency ability of subscriber equipment according to the capabilities message of described expansion.
Preferably, the described extending user capacity of equipment of step a message content adopts following optionally mode:
S1, in the existing cell of UE capability message, increase the multi-carrier frequency ability parameter information; Or
S2, in UE capability message, increase the new multi-carrier frequency ability parameter cell represent multi-carrier frequency ability.
Preferably, described UE capability message is:
Set up in the Radio Resource control connection process wireless resource control connection request message of user equipment to report at subscriber equipment; Or
Carry out in the UE capability query script capability information of user facility message of user equipment to report at network; Or
In the service wireless network controller repositioning process, the RELOCATION REQUEST message that source radio network controller sends to target radio network controller.
Preferably, step s1 increases the multi-carrier frequency ability parameter information and is in the existing cell of UE capability message:
Increase the multi-carrier frequency ability parameter in " indication of Access Layer version " cell of the user equipment wireless access capability information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises.
Preferably, step s2 increases in UE capability message and represents the new multi-carrier frequency ability parameter cell of multi-carrier frequency ability to be:
Newly-increased multi-carrier frequency ability parameter cell in the handover information between source radio network controller relocation information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises or system.
Preferably, step c comprises:
C1, radio network controller judge whether the multi-carrier frequency ability parameter is to support overloading frequently in the capabilities message of user equipment to report, support overloading frequently if this parameter, is then judged this subscriber equipment for supporting overloading frequently, otherwise, judge that this subscriber equipment do not support overloading frequently.
Preferably, also comprise before the step c1:
Radio network controller at first detects in the capabilities message of user equipment to report whether carry the multi-carrier frequency ability parameter, if do not carry the multi-carrier frequency ability parameter, judges that then subscriber equipment do not support overloading frequently; If carry the multi-carrier frequency ability parameter, then continue execution in step c1.
Compared with prior art, the present invention has following beneficial effect:
At first, the present invention carries user equipment multi-carrier frequency ability, and then reports network side by extending user equipment existing force message in described capabilities message, and is less to the change of existing force message, realizes simple;
Secondly, because network side can accurately be known the multi-carrier frequency ability of subscriber equipment, the present invention also helps the compatible subscriber equipment that does not have multi-carrier frequency ability, improves network resource utilization;
Once more, its multi-carrier frequency ability of subscriber equipment handling capacity information reporting, network side can accurately be known UE capability, thereby can accurately carry out the control of subscriber equipment related resource, for example at the subscriber equipment switching cell, spanning across wireless network controller, and situation such as status of user equipment variation, network side all can accurately carry out corresponding operating according to the multi-carrier frequency ability of user equipment to report.
Description of drawings
Fig. 1 is the flow chart of user equipment multi-carrier frequency ability report method of the present invention;
To be the present invention set up the schematic diagram of report of user equipment multi-carrier frequency ability in the Radio Resource control connection process at subscriber equipment to Fig. 2;
To be the present invention carry out the schematic diagram of report of user equipment multi-carrier frequency ability in the UE capability query script at network to Fig. 3;
Fig. 4 is the schematic diagram of the present invention's report of user equipment multi-carrier frequency ability in the service wireless network controller repositioning process;
Fig. 5 is the flow chart that the present invention obtains the user equipment multi-carrier frequency ability method;
Fig. 6 is the specific embodiment flow chart of user wireless resource distribution method of the present invention.
Embodiment
The present invention is applied in the TD-SCDMA system, by revising the UE capability message content, in UE capability message, set up the multi-carrier frequency ability parameter of subscriber equipment, thereby realize reporting the multi-carrier frequency ability of this subscriber equipment support to network side, less to the existing protocol change, realize simple.
With reference to figure 1, this figure is the flow chart of user equipment multi-carrier frequency ability report method of the present invention.
At first, in step 10, extending user capacity of equipment message content increases the user equipment multi-carrier frequency ability parameter.During specific implementation, described UE capability message can be any available capabilities message, but for the consistency of guarantee agreement, preferably utilizes existing message to expand, and for example RRC connects and sets up message, capability information of user facility message etc.
Then, in step 11, subscriber equipment sends the capabilities message of described expansion to radio network controller, and carries user equipment multi-carrier frequency ability in this message, thereby realizes the multi-carrier frequency ability to network side report of user equipment.
How to describe extending user capacity of equipment message in detail with specific embodiment below, can adopt dual mode to expand in the present embodiment.
First kind of extended mode: in the existing cell of UE capability message, increase the multi-carrier frequency ability parameter information, describe with object lesson below.
Second kind of extended mode: in UE capability message, increase the new multi-carrier frequency ability parameter cell of representing multi-carrier frequency ability.Describe with concrete example respectively below.
First kind of extended mode at first is described, realizes by revising following UE capability message content in the present embodiment:
Set up in the Radio Resource control connection process wireless resource control connection request message of user equipment to report at subscriber equipment; Or
Carry out in the UE capability query script capability information of user facility message of user equipment to report at network; Or
In the service wireless network controller repositioning process, user equipment wireless access capability (the UE radio access capability) cell that " source radio network controller be sent to target radio network controller transparent vessel " of source radio network controller in the RELOCATION REQUEST message that target radio network controller sends comprises.
Above-mentionedly set up RRC CONNECTIONREQUEST message in the Radio Resource control connection process for subscriber equipment, the partial content of described RRC CONNECTION REQUEST message as shown in Table 1.
Table one
RRC CONNECTION REQUEST message
| Information Element/Group name | Need | Multi | Type and reference | Semantics description | Version |
| Message Type | MP | Message Type | |||
| UE Information elements | |||||
| Initial UE identity | MP | Initial UE identity 10.3.3.15 | |||
| Establishment cause | MP | Establishment cause 10.3.3.11 | |||
| Protocol error indicator | MD | Protocol error indicator 10.3.3.27 | Default value is FALSE | ||
| >UE Specific Behaviour Information 1 idle | OP | UE Specific Behaviour Information 1 idle 10.3.3.51 | This IE shall not be included in this version of the protocol | ||
| Measurement Information elements | |||||
| Measured results on RACH | OP | Measured results on RACH 10.3.7.45 | |||
| Access stratum release indicator | MP | Enumerated(REL-4， REL-4-multicarrier(1.28 McpsTDD Only) ) | Absence of the IE implies R99. The IE also indicates the release of the RRC transfer syntax supported by the UE 14spare values are needed | REL-4 |
Wherein, present embodiment adopts existing cell " indication of Access Layer version " Access stratum releaseindicator to carry the multi-carrier frequency ability that UE supports, at this cell (IE, Information Element) in a newly-increased enumerate key indicate this UE whether to support overloading (newly-increased enumerate key title depends on the circumstances frequently, as in the table " REL-4-multicarrier "), accordingly, also need revise corresponding ASN text is:
--rel-4-multicarrier is for TDD only
AccessStratumReleaseIndicator::＝ENUMERATED{
rel-4，rel-4-multicarrier，spare14，spare13，
spare12，spare11，spare10，spare9，spare8，
spare7，spare6，spare5，spare4，spare3，
spare2，spare1}
If UE selects " rel-4-multicarrier ", represent that then UE supports overloading frequently, otherwise expression UE does not support overloading frequently.
Following simple declaration UE sets up in the Radio Resource control connection process how multi-carrier frequency ability is reported network side at subscriber equipment, with reference to figure 2, UE is when sending the RRC connection request message of RRC connection request, comprise the multi-carrier frequency ability that this UE supports, comprise the multi-carrier frequency ability that this UE supports in " Access stratum release indicator " in the present embodiment in RRC connection request message.During actual enforcement, as the case may be, the IE that also can adopt other is in order to carry the multi-carrier frequency ability that this UE supports, as long as pre-set message format, RNC can obtain the multi-carrier frequency ability that UE supported according to predefined message format and get final product from the IE of correspondence, be not limited to " Access stratumrelease indicator ".Agreement has 15 blank values for follow-up use now, and the present invention has taken a blank value and has been used for showing multi-carrier frequency ability, shows that 14 blank values are for follow-up use in addition.
For carrying out in the UE capability query script at network, the capability information of user facility message of user equipment to report, described capability information of user facility message part content is as shown in Table 2
Table two
UE radio access capability
Equally, present embodiment can adopt capability information of user facility message to have cell " indication of Access Layer version " Access stratum release indicator and carry the multi-carrier frequency ability that UE supports, at this cell (IE, Information Element) in a newly-increased enumerate key indicate this UE whether to support overloading (newly-increased enumerate key title depends on the circumstances frequently, as in the table " REL-4-multicarrier "), accordingly, the ASN text that also need revise this cell is:
--rel-4-multicarrier is for TDD only
AccessStratumReleaseIndicator::＝ENUMERATED{
rel-4，rel-4-multicarrier，spare14，spare13，
spare12，spare11，spare10，spare9，spare8，
spare7，spare6，spare5，spare4，spare3，
spare2，spare1}
If UE selects " rel-4-multicarrier ", represent that then UE supports overloading frequently, otherwise expression UE does not support overloading frequently.
With reference to figure 3, this figure is in the UE capability query script, existing cell " indication of Access Layer version " Access stratum release indicator carries the multi-carrier frequency ability that UE supports by capability information of user facility message, reports the process of UE multi-carrier frequency ability to network side.
As shown in the figure, at first, RNC sends capability query request (UE Capability Enquiry) to UE; Then, UE responds this request, returns UE capability information message (UE Capability Information); At last, RNC beams back UE ability information acknowledge message (UE Capability Information Confirm).
Comprising " UE radio access capability " cell in " UE Capability Information " message, the modification of this " UE radio access capability " cell shows the multi-carrier frequency ability of UE with table 2 unanimity.When UE when sending the UE capability information message, the multi-carrier frequency ability that local terminal can be supported carries in this message and reports RNC.
For in the service wireless network controller repositioning process, can revise " indication of Access Layer version " Access stratum release indicator realization that " source radio network controller be sent to target radio network controller transparent vessel " of source radio network controller in the RELOCATION REQUEST message that target radio network controller sends comprises user equipment wireless access capability (UE radioaccess capability) cell equally, here no longer describe in detail, only how explanation gives RNC by repositioning process with information reporting.
With reference to figure 4, this figure is the repositioning process of RNC.
Also being example by existing cell Access stratum release indicator, at first, source RNC is when RELOCATION REQUEST message that Target RNC sends, carry the multi-carrier frequency ability that this UE supports among the Access stratum release indicator among IE therein: " the UE Radio Access Capability " of " SourceRNC to Target RNC Transparent Container ", same principle, which IE of concrete message is in order to deposit the multi-carrier frequency ability that this UE supports, as long as pre-set message format, RNC can obtain the switching mode that UE supported according to predefined message format and get final product from the IE of correspondence, be not limited to " Access stratum release indicator ".
Need to prove that the newly-increased enumerate key title and the newly-increased enumerate key present position of using can depend on the circumstances in realization in existing cell Access stratum release indicator
The following describes the second way that user equipment message is revised, promptly increase the new multi-carrier frequency ability parameter cell of representing multi-carrier frequency ability in UE capability message, is that example describes with above-mentioned 3 UE capability message also below.
For setting up at subscriber equipment in the Radio Resource control connection process, the information content that the wireless resource control connection request message of user equipment to report, this RRC CONNECTION REQUEST message increase described multi-carrier frequency ability parameter cell as shown in Table 3
Table three
RRC CONNECTION REQUEST message
| Information Element/Group name | Need | Multi | Type and reference | Semantics description | Version |
| Message Type | MP | Message Type | |||
| UE information elements | |||||
| Initial UE identity | MP | Initial UE identity 10.3.3.15 | |||
| Establishment cause | MP | Establishme nt cause 10.3.3.11 | |||
| Protocol error indicator | MD | Protocol error indicator 10.3.3.27 | Default value is FALSE | ||
| >UE Specific Behaviour Information 1 idle | OP | UE Specific Behaviour Information 1 i dle 10.3.3.51 | This IE shall not be included in this version of the protocol | ||
| Measurement information elements | |||||
| Measured results on RACH | OP | Measured results on RACH 10.3.7.45 | |||
| Access stratum release indicator | MP | Enumerated( REL-4) | Absence of the IE implies R99. The IE also indicates the release of the RRC transfer syntax supported by the UE 15spare values are needed | REL-4 | |
| MultiCarrier Indicator | MP | Enumerated( support， not-support) | Absence of the IE implies not-support. Spport indicates that UE can support multi-carrier. | REL-4 |
Wherein, present embodiment increases cell " overloading is indicated frequently " MultiCarrier Indicator newly and carries the multi-carrier frequency ability that UE supports, and is corresponding, also needs the corresponding ASN of modification text to be:
RRCConnectionRequest::＝SEQUENCE{
--TABULAR：Integrity protection shall not be performed on this message.
--User equipment IEs
initialUE-Identity InitialUE-Identity，
establishmentCause EstablishmentCause，
--protocollErrorIndictator is MD，but for compactness reasons no
default value
--has been assigned to it.
protocolErrorIndicator ProtocolErrorIndicator，
--Measurement IEs
measuredResultsOnRACH MeasuredResultsOnRACH
OPTIONAL，
--Non critical Extensions
v3d0NonCriticalExtensions SEQUENCE{
rRCConnectionRequest-v3d0ext
RRCConnectionRequest-v3d0ext-IEs，
--Reserved for future non critical extension
v4xyNonCriticalExtensions SEQUENCE{
rrcConnectionRequest-v4xyext
RRCConnectionRequest-v4xyext-IEs，
v4xyNonCriticalMultiCarrierExtensions SEQUENCE{
rrcConnectionRequest-v4xyMultiCarrierext
RRCConnectionRequest-v4xyMultiCarrierext-IEs，
--Reserved for future non critical extension
nonCriticalExtensions SEQUENCE{}
OPTIONAL
} OPTIONAL
} OPTIONAL
} OPTIONAL
}
RRCConnectionRequest-v4xyMultiCarrierext-IEs::＝SEQUENCE{
multiCarrierIndicator MultiCarrierIndicator
}
MultiCarrierIndicator::＝ENUMERATED{support，not-support}
Wherein,, represent that then this UE supports overloading frequently if multiCarrierIndicator is set to support, otherwise for not supporting overloading frequently.If do not carry the multiCarrierIndicator cell in the message that UE reports, the default UE of thinking does not support overloading frequently.
For carrying out in the UE capability query script at network, the capability information of user facility message of user equipment to report, the message content of newly-increased multi-carrier frequency ability parameter cell is as shown in Table 4
Table four
UE CAPABILITY INFORMATION
| Information Element/Group name | Need | Multi | Type and reference | Semantics description |
| Message Type | MP | Message Type | ||
| UE Information elements | ||||
| RRC transaction identifier | OP | RRC transaction identifier 10.3.3.36 | ||
| Integrity check info | CH | Integrity check info 10.3.3.16 | Integrity check info is included if integrity protection is applied | |
| UE radio access capability | OP | UE radio access capability 10.3.3.42 | ||
| UE radio access capabllity extension | OP | UE radio access capability extension 10.3.3.42a | ||
| Other Information elements | ||||
| UE system specific capability | OP | 1to <maxlnter SysMessa ges> | ||
| >Inte-RRAT UE radio access capability | MP | Inte-RRAT UE radio access capability10. 3.8.7 | ||
| MultiCarrier Indicator | MP | Enumerated( support， not-support) | Absence of the IE implies not-support.Spport indicates that UE can support multi-carrier. |
Wherein, newly-increased cell " overloading is indicated frequently " MultiCarrier Indicator carries the multi-carrier frequency ability that UE supports, and is corresponding, also needs the corresponding ASN of modification text to be:
UECapabilityInformation::＝SEQUENCE{
--User equipment IEs
rrc-TransactionIdentifier RRC-TransactionIdentifier
OPTIONAL，
ue-RadioAccessCapability UE-RadioAccessCapability
OPTIONAL，
--Other IEs
ue-RATSpecificCapability InterRAT-UE-RadioAccessCapabilityList
OPTIONAL，
v370NonCriticalExtensions SEQUENCE{
ueCapabilityInformation-v370extUECapabilityInformation-v370ext，
v380NonCriticalExtensions SEQUENCE{
ueCapabilityInformation-v380ext
UECapabilityInformation-v380ext-Ies，
v3a0NonCriticalExtensions SEQUENCE{
ueCapabilityInformation-v3a0ext
UECapabilityInformation-v3a0ext，
laterNonCriticalExtensions SEQUENCE{
--Container for additional R99 extensions
ueCapabilityInformation-r3-add-ext BIT STRING
OPTIONAL，
--Reserved for future non critical extension
v4xyNonCriticalExtensions SEQUENCE{
ueCapabilityInformation-v4xyext
UECapabilityInformation-v4xyext，
v4xyNonCriticalMultiCarrierExtensions
SEQUENCE{
ueCapabilityInformation-v4xyMultiCarrierext
UeCapabilityInformation-v4xyMultiCarrierext-IEs，
nonCriticalExtensions SEQUENCE{}
OPTIONAL
} OPTIONAL
}OPTIONAL
} OPTIONAL
} OPTIONAL
} OPTIONAL
}OPTIONAL
}
UeCapabilityInformation-v4xyMultiCarrierext-IEs::＝SEQUENCE{
multiCarrierIndicator MultiCarrierIndicator
}
MultiCarrierIndicator ::＝ENUMERATED{support，not-support}
Wherein,, represent that then this UE supports overloading frequently if multiCarrierIndicator is set to support, otherwise for not supporting overloading frequently.If do not carry the multiCarrierIndicator cell in the message that UE reports, the default UE of thinking does not support overloading frequently.
Need to prove, also can adopt the Boolean variable form for the organization definition of multiCarrierIndicator, as:
UeCapabilityInformation-v4xyMultiCarrierext-IEs::＝SEQUENCE{
multiCarrierIndicator BOOLEAN
}
In addition, among the present invention in the service wireless network controller repositioning process, can no longer describe in detail here by newly-increased multi-carrier frequency ability parameter cell in the handover information (interRATHandoverInfo) between the source radio network controller information (SrncRelocation) that comprises " source radio network controller is sent to the target radio network controller transparent vessel " of source radio network controller in the RELOCATION REQUEST message that target radio network controller sends or system equally.
Handover information (interRATHandoverInfo) reports the process of the multi-carrier frequency ability of UE can be with reference to above-mentioned Fig. 2, Fig. 3 or shown in Figure 4 in each process between source radio network controller information (SrncRelocation) that comprises for RRC connection request message or " source radio network controller is sent to the target radio network controller transparent vessel " in capability information of user facility message and the RELOCATION REQUEST message by above-mentioned newly-increased multi-carrier frequency ability parameter cell or system, difference is that the multi-carrier frequency ability of UE carries by newly-increased cell, no longer carefully states here.
Based on above-mentioned multi-carrier frequency ability report method, the present invention also provides a kind of and has realized that better simply network side accurately obtains the method for UE multi-carrier frequency ability, the following describes the method that the present invention obtains user equipment multi-carrier frequency ability on the other hand.
With reference to figure 5, this figure is the flow chart that the present invention obtains the method for user equipment multi-carrier frequency ability, mainly may further comprise the steps:
When specific implementation, also can adopt other method to obtain the multi-carrier frequency ability of subscriber equipment, no longer carefully state here.
In addition, obtained the multi-carrier frequency ability of UE at network side after, the operation that can be correlated with according to the multi-carrier frequency ability of UE, report whether support the overloading frequency as UE in RRC CONNECTION REQUEST message and UE CAPABILITYINFORMATION by newly-increased cell MultiCarrier Indicator, RNC can carry out the distribution of resource according to the ability of UE like this, for example, for the resource of supporting that overloading UE frequently can distribute minor carrier, for the resource of not supporting that overloading UE frequently only distributes main carrier frequency.
At interdepartmental system or stride RNC when migrating into, by SRNC newly-increased cell MultiCarrier Indicator in the Container of TRNC, Target RNC can know whether UE supports overloading frequently, the corresponding distribution of handling resource respectively.
How proceeding user wireless resource according to said method with concrete example explanation below distributes.
With reference to figure 6, this figure is the flow chart of the specific embodiment of user wireless resource distribution method of the present invention.
Used the aforementioned method (step 30-step 35) of obtaining user equipment multi-carrier frequency ability in the described method, it further improves and is to have increased by two steps, is described as follows:
After step 34 radio network controller judges that subscriber equipment supports overloading frequently, in step 36, radio network controller assigns to main carrier frequency or minor carrier according to the multi-carrier frequency ability of subscriber equipment with subscriber equipment, and carries a plurality of carrier frequency information and give subscriber equipment in downstream message;
In addition, after step 35 radio network controller judges that subscriber equipment does not support overloading frequently, in step 37, radio network controller is according to single carrier frequency ability of subscriber equipment, subscriber equipment is assigned to main carrier frequency or minor carrier, and the carrier frequency information of only carrying this assignment in downstream message is given subscriber equipment.
To sum up, the present invention is based on existing UE capability message, report network side by expansion with the multi-carrier frequency ability that carries subscriber equipment, network side RNC can carry out the distribution of resource according to the ability of UE, for supporting overloading UE frequently can distribute overloading resource frequently, for the resource of not supporting overloading UE schedule of apportionment carrier frequency frequently.
At interdepartmental system or stride RNC when migrating into, by SRNC newly-increased IEMultiCarrier Indicator in the Container of TRNC, Target RNC can know whether UE supports overloading frequently, the corresponding distribution of handling resource respectively.
Owing to do not change present existing protocol message structure substantially,, guarantee that the existing overloading UE frequently that do not support also can insert at multi-carrier frequency cell no matter utilize all compatible requirements of protocol compliant fully of existing IE or newly-increased IE.
The above only is a preferred implementation of the present invention, does not constitute the qualification to protection range of the present invention.Any any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection range of the present invention.
Claims (12)
1. a user equipment multi-carrier frequency ability report method is applied to it is characterized in that in the tdd CDMA multi-carrier frequency system, comprising:
A, extending user capacity of equipment message content increase the user equipment multi-carrier frequency ability parameter;
B, subscriber equipment send the capabilities message of described expansion to radio network controller, carry user equipment multi-carrier frequency ability in this message.
2. user equipment multi-carrier frequency ability report method according to claim 1 is characterized in that, the described extending user capacity of equipment of step a message content adopts following optionally mode:
S1, in the existing cell of UE capability message, increase the multi-carrier frequency ability parameter information; Or
S2, in UE capability message, increase the new multi-carrier frequency ability parameter cell represent multi-carrier frequency ability.
3. user equipment multi-carrier frequency ability report method according to claim 2 is characterized in that, described UE capability message is:
Set up in the Radio Resource control connection process wireless resource control connection request message of user equipment to report at subscriber equipment; Or
Carry out in the UE capability query script capability information of user facility message of user equipment to report at network; Or
In the service wireless network controller repositioning process, the RELOCATION REQUEST message that source radio network controller sends to target radio network controller.
4. user equipment multi-carrier frequency ability report method according to claim 3 is characterized in that, step s1 increases the multi-carrier frequency ability parameter information and is in the existing cell of UE capability message:
Increase the multi-carrier frequency ability parameter in " indication of Access Layer version " cell of the user equipment wireless access capability information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises.
5. user equipment multi-carrier frequency ability report method according to claim 3 is characterized in that, step s2 increases in UE capability message and represents the new multi-carrier frequency ability parameter cell of multi-carrier frequency ability to be:
Newly-increased multi-carrier frequency ability parameter cell in the handover information between source radio network controller relocation information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises or system.
6. a method of obtaining user equipment multi-carrier frequency ability is applied to it is characterized in that in the tdd CDMA multi-carrier frequency system, comprising:
A, extending user capacity of equipment message content increase the user equipment multi-carrier frequency ability parameter;
B, subscriber equipment send the capabilities message of described expansion to radio network controller;
C, radio network controller are determined the multi-carrier frequency ability of subscriber equipment according to the capabilities message of described expansion.
7. the method for user equipment multi-carrier frequency ability according to claim 6 is characterized in that, the described extending user capacity of equipment of step a message content adopts following optionally mode:
S1, in the existing cell of UE capability message, increase the multi-carrier frequency ability parameter information; Or
S2, in UE capability message, increase the new multi-carrier frequency ability parameter cell represent multi-carrier frequency ability.
8. the method for obtaining user equipment multi-carrier frequency ability according to claim 7 is characterized in that, described UE capability message is:
Set up in the Radio Resource control connection process wireless resource control connection request message of user equipment to report at subscriber equipment; Or
Carry out in the UE capability query script capability information of user facility message of user equipment to report at network; Or
In the service wireless network controller repositioning process, the RELOCATION REQUEST message that source radio network controller sends to target radio network controller.
9. the method for obtaining user equipment multi-carrier frequency ability according to claim 8 is characterized in that, step s1 increases the multi-carrier frequency ability parameter information and is in the existing cell of UE capability message:
Increase the multi-carrier frequency ability parameter in " indication of Access Layer version " cell of the user equipment wireless access capability information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises.
10. the method for obtaining user equipment multi-carrier frequency ability according to claim 8 is characterized in that, step s2 increases in UE capability message and represents the new multi-carrier frequency ability parameter cell of multi-carrier frequency ability to be:
Newly-increased multi-carrier frequency ability parameter cell in the handover information between source radio network controller relocation information that " source radio network controller is sent to the target radio network controller transparent vessel " in described wireless resource control connection request message, capability information of user facility message or RELOCATION REQUEST message comprises or system.
11., it is characterized in that step c comprises according to each described method of obtaining user equipment multi-carrier frequency ability of claim 6-10:
C1, radio network controller judge whether the multi-carrier frequency ability parameter is to support overloading frequently in the capabilities message of user equipment to report, support overloading frequently if this parameter, is then judged this subscriber equipment for supporting overloading frequently, otherwise, judge that this subscriber equipment do not support overloading frequently.
12. the method for obtaining user equipment multi-carrier frequency ability according to claim 11 is characterized in that, also comprises before the step c1:
Radio network controller at first detects in the capabilities message of user equipment to report whether carry the multi-carrier frequency ability parameter, if do not carry the multi-carrier frequency ability parameter, judges that then subscriber equipment do not support overloading frequently; If carry the multi-carrier frequency ability parameter, then continue execution in step c1.
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