CN102291782B - A kind of signal processing method, radio network controller and Radio Network System - Google Patents
A kind of signal processing method, radio network controller and Radio Network System Download PDFInfo
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- CN102291782B CN102291782B CN201110261008.XA CN201110261008A CN102291782B CN 102291782 B CN102291782 B CN 102291782B CN 201110261008 A CN201110261008 A CN 201110261008A CN 102291782 B CN102291782 B CN 102291782B
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Abstract
The present invention provides a kind of signal processing method, including：Identical information in the corresponding RL foundation of same business or RL reallocation messages is extracted, public information is used as；Before cell foundation, RNC issues private message to NodeB by IUB mouthfuls, and the corresponding public information of every kind of business and the corresponding call number of every kind of information are carried in the message；NodeB, which is received, returned after the private message that RNC is sent success response message to RNC, while taking out and storing the corresponding public information of every kind of business.The present invention also provides a kind of RNC and Radio Network System.Signal processing method, RNC and the Radio Network System provided by the present invention, RNC can be solved every time to set up the RL of same business or during reallocation message without repeatedly issuing many identical informations, so as to efficiently reduce IUB mouthfuls of Signalling lengths, load and improve IUB port transmission bandwidth availability ratios that reduction IUB message orders are handled.
Description
Technical field
The present invention relates to WCDMA (Wide Code Division Multiple Access, WCDMA) system,
More particularly to a kind of IUB interface signalings processing method, radio network controller and Radio Network System.
Background technology
As shown in figure 1, the structure of WCDMA system is made up of 3 parts：Core network subsystem (CN), RNS
And user equipment (UE, User Equipment) (RNS).Voice is exhaled in core net (circuit domain, packet domain) processing WCDMA system
Cry and exchange and route with external network with data cube computation.All and wirelessly relevant functions of RNS processing.Wirelessly
Network subsystem includes two entities of radio network controller (RNC) and base transceiver station (NodeB) again.Connect inside wireless network
Mouth includes RNC interface (IUR) and NodeB, RNC interface (IUB).
As shown in Fig. 2 IUB interfaces are the logic interfacing between RNC and NodeB, IUB interface protocols framework is by two functions
Layer：Wireless network layer and transport layer.Wireless network layer defines a series of processes related to Node B operations, is wireless network
Control plane and wireless network user plane.Transport layer defines the step of setting up physical connection between Node B and RNC.Nothing
The main interface protocol of line network control planes is the agreements of 3GPP TS 25.433, passes through NBAP (Node between RNC and NodeB
BApplication Part) signaling interacts, and NBAP signalings mainly include common portion and private part.Wherein radio chains
Road sets up (Radio Link Setup), synchronised radio link and matches somebody with somebody (Synchronised Radio Link again
Reconfiguration Preparation) this two be our common message.
In actual outfield application, when each UE is accessed and kept special (DCH) state, RNC can issue nothing to NodeB
Wired link sets up message and wireless link reallocation message, for typical CS12.2K speech businesses：
1st, after RNC receives RRC connection request (RRCConnectionRequest) message of UE transmissions, RNC can be in IUB
Mouth issues wireless link message to NodeB, and mainly setting up in the carrying of 13.6K high speed signalings, message mainly includes：Unique mark
Know UE RNC communication contexts (CRNCCommunication Context ID), UL DPCH (Up Link Dedicated
Physical Channel) information, DCH (Dedicated Channel) information, DL DPCH (Down Link Dedicated
Physical Channel) information, RL (Radio Link) information.
2nd, CS is indicated when RNC is received in initial direct-sending (initialDirectTransfer) message of UE transmissions, message
Domain, RNC can issue wireless link reallocation message at IUB mouthfuls to NodeB, and the 13.6K high speed signalings mainly match somebody with somebody again before are general
Logical 3.4K signalings, and increase 12.2K service transmission channel information.Mainly include in message：Unique mark UE NodeB communications
Context (NodeB Communication Context ID), UL DPCH (Up Link Dedicated Physical
Channel) information, DCH modifications (DCHs To Modify) information, DCH increases (DCHs To Add) information, DL DPCH
(Down Link Dedicated Physical Channel) information, RL (Radio Link) information, compact model
(Compressed Mode) information.
Set up from RL above and RL reallocation messages be it is recognised that for all UE accessed with CS12.2k speech businesses,
Their corresponding RL are set up and RL reallocation messages, except interface-free resources information (uplink scrambling code, down channel code, vertical shift etc., master
Will be in RL information) and different, some other information of UE marks, it is substantially completely identical.And the information exactly as these, account for
With the overwhelming majority of signaling message, RNC is result in when issuing RL foundation or reallocation message, what is repeated compiles to these information
Code, NodeB is after message is received, and what is repeated again decodes to these information, and so continually coding and decoding is extremely to consume CPU
Load, especially when the signaling message of processing is more, often cause RNC chains of command process plate or NodeB Main Processor ＆ Timing unit by
In frequently coding and decoding, cause cpu load high in the extreme, these board resettings can be caused to restart when serious, caused
Website frequently moves back clothes, influence user's impression；Meanwhile, work as synchronization, when access customer number is a lot, substantial amounts of signaling word
Festival-gathering takes a part of transmission bandwidth, causes IUB port transmission bandwidth availability ratios not high.
Thus, it is necessary to a kind of reduction IUB interface signalings processing load and the method for improving transmission bandwidth utilization rate are provided,
To avoid, RNC is set up to the RL of same business every time or reallocation message repeatedly issues many identical informations, causes to increase RNC
The load that chain of command process plate or NodeB Main Processor ＆ Timing unit correspondence are encoded or decoded, while reducing IUB port transmission bandwidth availability ratios, leads
Cause IUB port transmission bandwidth availability ratios not high.
The content of the invention
It is an object of the invention to provide a kind of signal processing method, radio network controller (RNC) and Radio Network System,
RNC can be solved every time to set up the RL of same business or during reallocation message without repeatedly issuing many identical informations, from
And IUB mouthfuls of Signalling lengths are efficiently reduced, the load and raising IUB port transmission bandwidth availability ratios of reduction IUB message order processing.
To solve above technical problem, the invention provides a kind of signal processing method, including：
Identical information in the corresponding RL foundation of same business or RL reallocation messages is extracted, public letter is used as
Breath；
Before cell foundation, radio network controller (RNC) issues private message by IUB mouthfuls
PreCommonInformationReq carries the corresponding public information of every kind of business and every kind of to base station NodeB in the message
The corresponding call number of information；
NodeB, which is received, returns to success response message after the private message that RNC is sent
PreCommonInformationResponse is to RNC, while taking out and storing the corresponding public information of every kind of business.
Further, methods described further comprises：RNC is when issuing RL and setting up message or RL reallocation messages, in message
Carry UE marks, public information call number, interface-free resources information.
Further, NodeB receive the RL that RNC issues set up or RL reallocation messages after, according to public information call number
Find corresponding information.
Further, the private message includes one or more of following field：UL DPCHInformation、DL
DPCH Information、DCH Information、Compressed Mode Information。
Further, the UL DPCH Information at least include one or more of following field：UL
Dpch Information、Information Index、Common UL Dpch Information。
Further, the DL DPCH Information at least include one or more of following field：DL
Dpch Information、Information Index、Common DL Dpch Information。
Further, the DCH Information at least include one or more of following field：UL DCH
Information、DL DCH Information。
Further, the Compressed Mode Information at least include in following field：
CommonCompressed Mode Information。
To solve above technical problem, present invention also offers a kind of radio network controller, including information extraction unit,
Described information extraction unit is used to extract identical information in the corresponding RL foundation of same business or RL reallocation messages,
It is sent to as public information after base station NodeB, follow-up radio network controller (RNC) is when issuing RL foundation or RL reallocation messages
It is not repeated to send.
To solve above technical problem, present invention also offers a kind of Radio Network System, including radio network controller
RNC and base station NodeB,
RNC, private message PreCommonInformationReq is issued to NodeB by IUB mouthfuls, is carried in the message
The every kind of corresponding public information of business and the corresponding call number of every kind of information；
NodeB, for receiving the private message of RNC transmissions, and returns to success response message
PreCommonInformationResponse is to RNC, while taking out and storing the corresponding public information of every kind of business.
Further, the radio network controller includes information extraction unit, for by the corresponding RL of same business
Identical information is extracted in foundation or RL reallocation messages, is used as public information.
Further, RNC carries UE marks, public information when issuing RL and setting up message or RL reallocation messages, in message
Call number, interface-free resources information；NodeB receive the RL that RNC issues set up or RL reallocation messages after, directly according to public information
Call number finds corresponding information.
Compared with prior art, the present invention is provided a kind of signal processing method, radio network controller and wireless network
System, extracts using by all UE all identical information in the corresponding RL foundation of same business or RL reallocation messages, leads to
Cross and issue private message, message at IUB mouthfuls in advance in an IUB mouthfuls of newly-increased private messages (PreCommonInformationReq)
Middle to carry every kind of corresponding public information of business and the corresponding call number of every kind of information, signaling processing afterwards, RNC is only needed to
The call number of related public information is issued, NodeB indexes relevant information according to call number can just complete related signaling processing.This
Sample can avoid RNC chains of command process plate or NodeB Main Processor ＆ Timing unit from continually coding and decoding, and reduce well at RNC chains of command
The load that plate or NodeB Main Processor ＆ Timing unit correspondence are encoded or decoded is managed, IUB mouthfuls of Signalling lengths are efficiently reduced, so as to reduce IUB messages
Make the load of processing and improve IUB port transmission bandwidth availability ratios.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is general WCDMA system structural representation；
Fig. 2 is IUB interface protocol block schematic illustrations；
Fig. 3 is the IUB mouth private message interaction schematic diagrames that the present invention is provided；
Fig. 4 is a kind of flow chart for IUB interface signalings processing method that the present invention is provided
Fig. 5 is a kind of structural representation for Radio Network System that the present invention is provided；
Fig. 6 is a kind of flow chart of the signal processing method of CS12.2K speech businesses calling provided in an embodiment of the present invention.
Embodiment
In order that the technical problems to be solved by the invention, technical scheme and beneficial effect are clearer, clear, tie below
Drawings and Examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
It is illustrated in figure 3 IUB mouthfuls of private message interaction figures.The present invention provides a kind of method of signaling processing, is RNC
All UE all identical information in the corresponding RL foundation of same business or RL reallocation messages is extracted, public letter is used as
Breath, by carrying every kind of business pair in an IUB mouthfuls of newly-increased private messages (PreCommonInformationReq), the message
The public information and the corresponding call number of every kind of information answered, by RNC before cell foundation, issue the message to NodeB,
NodeB is received after the private message, if NodeB does not support the message, is returned failure response message to RNC or is not returned message,
If NodeB supports the message, success response message (PreCommonInformationResponse) is returned to RNC, and will
The corresponding public information of every kind of business is taken out and is stored in NodeB Main Processor ＆ Timing unit internal memory.RNC is issuing RL foundation or RL weights afterwards
During with message, only with UE marks, public information call number, interface-free resources information in message.NodeB is receiving RL foundation or RL weights
After message, after decoding, corresponding information is directly found according to public information call number.
As shown in figure 4, the present invention provides a kind of method of signaling processing, specifically include：
1st, RNC goes out all UE identical information extractions in the corresponding RL foundation of same business or RL reallocation messages
Come, as public information,
2nd, cell foundation before, RNC by IUB mouthfuls issue PreCommonInformationReq private messages to
The corresponding public information of every kind of business and the corresponding call number of every kind of information are carried in NodeB, the message.
3rd, NodeB is received after PreCommonInformationReq, if NodeB supports the message, is returned into RNC
Work(response message (PreCommonInformationResponse), and the corresponding public information of every kind of business is taken out and stored
In NodeB Main Processor ＆ Timing unit internal memory；If NodeB does not support the message, return failure response message to RNC or do not return message.
The 4th, if RNC receives the failure response message of step B returns or do not receive response message, illustrate NodeB
The private message is not supported, and RL is set up RNC after or reallocation message is handled according to existing method.Returned into conversely, RNC is received
During work(response message, RNC is when issuing RL foundation or RL reallocation messages, only with UE marks, public information call number, sky in message
Mouth resource information.
5th, NodeB receive the RL that RNC issues set up or RL reallocation messages after, after decoding, directly according to public letter
Breath call number finds corresponding information.
Wherein, the information field that private message PreCommonInformationReq is included is as shown in table 1 below, with R99 industry
Exemplified by business, all UE all identical information in the corresponding RL foundation of same business or RL reallocation messages is extracted.
Table 1
When RNC issues RL in new ways sets up message, RL, which sets up message, can be reduced to information as shown in table 2 below
Field.
Table 2
When RNC issues RL reallocation messages in a new way, RL reallocation messages can be reduced to information word as shown in table 3 below
Section.
Table 3
As shown in figure 5, the present invention provides a kind of Radio Network System, the processing of IUB interface signalings can be effectively reduced negative
Lotus and raising transmission bandwidth utilization rate, including：RNC 10 and NodeB 20,
RNC, private message PreCommonInformationReq is issued to NodeB by IUB mouthfuls, is carried in the message
The every kind of corresponding public information of business and the corresponding call number of every kind of information；It includes information extraction unit 12, for will be same
A kind of corresponding RL of business set up or RL reallocation messages in all UE all identical information extract, sent as public information
After NodeB, follow-up RNC is not repeated to send when issuing RL foundation or RL reallocation messages；
NodeB, for receiving the private message PreCommonInformationReq of RNC transmissions, and returns to success response
Message (PreCommonInformationResponse) gives RNC, while taking out and depositing the corresponding public information of every kind of business
Storage, is subsequently receiving after the RL that RNC issues sets up message or RL reallocation messages, is directly finding correspondence according to public information call number
Information.
For clearer explanation the present invention program, illustrated with reference to presently preferred embodiments of the present invention and Fig. 6.
As shown in fig. 6, the present embodiment is enumerated with the CS12.2K speech business call flows in R99 business, CS12.2K is exhaled
Flow is made to relate generally to first set up 13.6K high speed signalings when RL is set up, timing modification 13.6K high speed signalings are common 3.4K to RL again
Signaling and newly-increased 12.2K Traffic Channels.
The present invention provides a kind of signal processing method of CS12.2K speech businesses calling, can be effectively reduced IUB interfaces
Signaling handles load and improves transmission bandwidth utilization rate, and this method includes：
Step 10：RNC puies forward all UE identical information in the corresponding RL foundation of same business or RL reallocation messages
Take out, as public information, before cell foundation, RNC issues private message by IUB mouthfuls to NodeB
The corresponding public information of every kind of business and every kind of information pair are carried in PreCommonInformationReq, the private message
The call number answered.
Step 20：NodeB is received after PreCommonInformationReq, if NodeB supports the message, to RNC
Success response message PreCommonInformationResponse is returned, and the corresponding public information of every kind of business is taken out and deposited
Storage is in NodeB Main Processor ＆ Timing unit internal memory；If NodeB does not support the message, return failure response message to RNC or do not return message.
Step 30：RNC issues cell foundation, and corresponding public physic channel is set up in NodeB.
Step 40：After RNC receives RRC connection request (RRCConnectionRequest) message of UE transmissions, RNC roots
Success or failure response is returned to according to NodeB in step 20, it is determined that issuing the method that RL sets up message：
40a：If NodeB returns to failure, RNC issues RL and set up or reallocation message, issued according to existing method, terminates
Flow.
40b：If NodeB is returned successfully, RNC issues RL according to the present invention program and sets up message, is carried in the message
The corresponding CRNC Communication Context ID of 13.6K high speed signaling business, UL Scrambling Code, UL
Dpch Information index、DL Dpch Information index、UL/DL DCH Information Index、
RL Information, into step 50.
Step 50：NodeB receives RL and set up after message, to RNC return RL set up response, while according in message band it is public
Information index number indexes relevant information.
Step 60：When RNC receives initial direct-sending (initialDirectTransfer) message of UE transmissions, message middle finger
Show CS domains, RNC, which is issued, carries Node BCommunication Context ID, UL in RL reallocation messages, message
Scrambling Code、UL Dpch Information index、DL Dpch Information index、DCHs To
Modify、DCHs To Add、RLInformation、Compress mode information indicate。
Step 70：NodeB is received after RL reallocation messages, RL is returned again with response to RNC, while according to the DCHs of band in message
To Modify, modification 13.6K high speed signaling are common 3.4K signalings, and the call number in DCHs To Add is newly-increased 3
12.2K business collaboration transmission channels.
In summary, technical scheme is with the existing technology main distinction：Prior art is for same
The RL of business a kind of is set up or reallocation message, many identical informations that what RNC can be repeated every time issue, and technical scheme
It is to propose these identical informations, as public information, is passed through by RNC in an IUB mouthfuls of newly-increased private messages
The corresponding public information of every kind of business and every kind of information correspondence are carried in PreCommonInformationReq, private message
Call number, by RNC cell foundation before, the message is issued to NodeB, NodeB is received after the message, by every kind of business pair
The public information answered is taken out and is stored in NodeB Main Processor ＆ Timing unit internal memory.RNC is set up or during RL reallocation messages issuing RL afterwards,
Only with UE marks, public information call number, interface-free resources information in message.NodeB receive RL set up or RL reallocation messages after,
After decoding, corresponding information is directly found according to public information call number.Due to being greatly reduced the byte of signaling message
Length, therefore during RNC codings, it is only necessary to seldom information is encoded, same NodeB is also only needed to seldom information decoding,
It so can be very good to reduce the load that RNC chains of command process plate or NodeB Main Processor ＆ Timing unit correspondence are encoded or decoded.And due to
IUB port transmission signaling messages byte is reduced, and IUB port transmission bandwidth availability ratios can also be improved well.
A preferred embodiment of the present invention has shown and described in described above, but as previously described, it should be understood that the present invention
Be not limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations,
Modification and environment, and above-mentioned teaching or the technology or knowledge of association area can be passed through in invention contemplated scope described herein
It is modified., then all should be in this hair and the change and change that those skilled in the art are carried out do not depart from the spirit and scope of the present invention
In the protection domain of bright appended claims.
Claims (11)
1. a kind of signal processing method, it is characterised in that including：
Identical information in the corresponding Radio Link RL foundation of same business or RL reallocation messages is extracted, as public
Information；
Before cell foundation, radio network controller (RNC) issues private message by NodeB, RNC IUB mouthfuls of interface
PreCommonInformationReq carries the corresponding public information of every kind of business and every kind of to base station NodeB in the message
The corresponding call number of information, the private message includes one or more of following field：Uplink dedicated physical channels
Information UL DPCH Information, downlink dedicated physical channels information DL DPCH Information, dedicated channel
Information DCH Information, compact model information Compressed Mode Information；
NodeB, which is received, returns to success response message after the private message PreCommonInformationReq that RNC is sent
PreCommonInformationResponse is to RNC, while taking out and storing the corresponding public information of every kind of business.
2. the method as described in claim 1, it is characterised in that methods described further comprises：RNC sets up message issuing RL
Or during RL reallocation messages, user equipment (UE) mark, public information call number, interface-free resources information are carried in message.
3. method as claimed in claim 2, it is characterised in that NodeB is receiving RL foundation or the RL reallocation messages that RNC is issued
Afterwards, corresponding information is found according to public information call number.
4. the method as described in claim 1, it is characterised in that the UL DPCH Information at least include with lower word
One or more of section：UL Dpch Information、Information Index、Common UL Dpch
Information。
5. the method as described in claim 1, it is characterised in that the DL DPCH Information at least include with lower word
One or more of section：DL Dpch Information、Information Index、Common DL Dpch
Information。
6. the method as described in claim 1, it is characterised in that the DCH Information at least include in following field
It is one or more：UL DCH Information、DL DCH Information.
7. the method as described in claim 1, it is characterised in that the Compressed Mode Information are at least wrapped
Include in following field：CommonCompressed Mode Information.
8. a kind of radio network controller, it is characterised in that the radio network controller includes information extraction unit, the letter
Breath extraction unit is used to identical information extraction in the corresponding Radio Link RL foundation of same business or RL reallocation messages
Come, private message PreCommonInformationReq hairs are issued by NodeB, RNC interface IUB as public information
Give after base station NodeB, follow-up radio network controller (RNC) is not repeated to send when issuing RL foundation or RL reallocation messages,
The private message includes one or more of following field：Uplink dedicated physical channels information UL DPCH
Information, downlink dedicated physical channels information DL DPCH Information, dedicated channel information DCH
Information, compact model information Compressed Mode Information.
9. a kind of Radio Network System, it is characterised in that including radio network controller (RNC) and base station NodeB,
RNC, private message PreCommonInformationReq is issued to NodeB by NodeB, RNC IUB mouthfuls of interface,
Carry the corresponding public information of every kind of business and the corresponding call number of every kind of information in the message, the private message include with
One or more of lower field：Uplink dedicated physical channels information UL DPCH Information, downlink-dedicated
Physic channel information DL DPCH Information, dedicated channel information DCH Information, compact model information
Compressed Mode Information；
NodeB, for receiving the private message of RNC transmissions, and returns to success response message
PreCommonInformationResponse is to RNC, while taking out and storing the corresponding public information of every kind of business.
10. system as claimed in claim 9, it is characterised in that the radio network controller includes information extraction unit, is used
Extracted in by identical information in the corresponding Radio Link RL foundation of same business or RL reallocation messages, be used as public letter
Breath.
11. system as claimed in claim 9, it is characterised in that RNC disappears when issuing RL and setting up message or RL reallocation messages
User equipment (UE) mark, public information call number, interface-free resources information are carried in breath；NodeB is receiving the RL foundation that RNC is issued
Or after RL reallocation messages, corresponding information is directly found according to public information call number.
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| CN101287278A (en) * | 2007-04-11 | 2008-10-15 | 华为技术有限公司 | Configuration information processing method, device and system |
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| CN101087208B (en) * | 2007-06-27 | 2010-08-11 | 华为技术有限公司 | Method for configuring user access network data, function entity and system |
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|---|---|---|---|---|
| CN101287278A (en) * | 2007-04-11 | 2008-10-15 | 华为技术有限公司 | Configuration information processing method, device and system |
| CN101123763A (en) * | 2007-09-20 | 2008-02-13 | 华为技术有限公司 | Obtainment method for configuration identifier and device, and base station controller |
| CN101242669A (en) * | 2008-03-19 | 2008-08-13 | 中兴通讯股份有限公司 | A physical random access channel parameter configuration and indication method in time division duplex system |
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