CN100450286C - Re-orienting processing method in broadband CDMA system - Google Patents
Re-orienting processing method in broadband CDMA system Download PDFInfo
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- CN100450286C CN100450286C CNB2005100750738A CN200510075073A CN100450286C CN 100450286 C CN100450286 C CN 100450286C CN B2005100750738 A CNB2005100750738 A CN B2005100750738A CN 200510075073 A CN200510075073 A CN 200510075073A CN 100450286 C CN100450286 C CN 100450286C
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Abstract
The present invention discloses a redirection processing method in a WCDMA system, which comprises the following steps: a user terminal capability reporting indicating bit and a user request service information indicating bit are added in a system message block; after the user terminal receives a system message, the user terminal capability information and the user request service information respond the system message; a system judges whether redirection needs, if the redirection needs, the redirection in the process of signaling connection establishment is carried out according to the capability information and the request service information which are responded to the user terminal; otherwise, a normal signaling connection is established. The present invention can eliminate redirection failure in the WCDMA system caused by erroneous judgment and greatly improves the performance of the WCDMA.
Description
Technical field
The present invention relates to Wideband Code Division Multiple Access (WCDMA) in a kind of 3G (the 3rd generation) communication system (Wideband CodeDivision MultipleAccess, WCDMA) processing method that is redirected in the system.
Background technology
GSM (Global System for mobile communications, global system for mobile communications) network has reached higher coverage rate through years of development with after building.3G first stage of construction, 3G network are difficult to realize national covering continuously with settling at one go, and it is also relatively more difficult to reach the such coverage rate of 2G simultaneously in the overlay area.In the place that WCDMA does not cover, still need to utilize the GSM network to come for WCDMA user provides service, keep professional continuity demand.
The WCDMA system provides a kind of and has connected the method that in the process terminal is redirected to alien-frequency district or different system (GSM) sub-district of setting up in signaling.Its process is by carrying the information of alien frequencies or different system adjacent area in the signaling connection refused message, making terminal choose alien frequencies or different system cell and rebulid signaling in this sub-district and connect, as shown in Figure 1.For being redirected to different system, have following problem during realization: 1. the network equipment (hereinafter to be referred as network side) of WCDMA system can't obtain the details of user applies business in the signaling establishment of connection process, can only obtain the class of service of user applies, be four kinds of basic service type-session services of 3GPP definition, Streaming Media class business, interaction service and background business can't obtain in all kinds of business further business information, might cause erroneous judgement.All belong to session service as voice service (speed is 12.2k) and visual telephone service (speed is 64k), wherein voice service is to be redirected to gsm system, and visual telephone service can't carry owing to gsm system, so can not be redirected to gsm system, can cause call failure if visual telephone service is redirected to gsm system.2. some terminal is a single-mode terminal, do not support gsm system, but connect in signaling and to set up the ability information (whether being dual-mode terminal) that network side in the process can't obtain terminal, might judge by accident and single-mode terminal is redirected in the gsm system and causes call failure.The problems referred to above are that the WCDMA system is redirected the place that is left to be desired, and also are that restriction WCDMA is redirected one of extensively commercial key factor.
The patent No. is that the European patent of WO02091783 has been set forth the method that is redirected between a kind of different system of measuring based on terminal, the scene that this method is described is connected redirected in the process of foundation with signaling have certain difference-signaling to connect to set up redirected in the process not need to open measurement, and this method can not solve the signaling connection and sets up and be redirected existing the problems referred to above in the process.The domestic and international at present WCDMA system reorientation method that does not also address the above problem.
Summary of the invention
Existing problem and shortage in being redirected at above-mentioned existing WCDMA system the purpose of this invention is to provide a kind of processing method that is redirected to power, improves the performance of WCDMA system and realize being redirected in the simple broadband CDMA system that improves.
The present invention is achieved in that the processing method that is redirected in a kind of broadband CDMA system, may further comprise the steps:
(1) increases ability of user terminal in the System information block that under idle condition, receives and report indicating bit and user's requested service information indicating bit;
(2) after user terminal is received this System information block, with its ability information and comprise that the requested service information of class of service and speed responds described System information block;
(3) system judges whether need to be redirected, and is connected being redirected in the process of foundation if need then to carry out signaling according to the described ability information of user terminal response and the requested service information that comprises class of service and speed, otherwise carries out normal signaling connection foundation.
Further, described ability information comprises the information of whether supporting global system for mobile communications.
Further, described step (1) is loaded to have surpassed to open in system's current area and is just operated when signaling connects the thresholding that is redirected.
Further, the foundation that system is judged in the described step (3) is: as if carrying capacity information in the signaling connection request message that receives and the requested service information that comprises class of service and speed, then need to carry out the signaling connection and set up being redirected in the process; Otherwise carry out normal signaling and connect foundation.
When system need close signaling when connect being redirected, then will reduce through the System information block that step (1) is handled.
Further, the System information block that described step (1) also can receive under described idle condition sends the line operate that advances, and has promptly redefined this System information block.
The foundation that system is judged in the abovementioned steps (3) should be mutually: system's current area load has surpassed when opening signaling and connecting the thresholding that is redirected, then carry out signaling with the requested service information that comprises class of service and speed and be connected being redirected in the process of foundation, connect foundation otherwise carry out normal signaling according to the ability information of user terminal response.
The present invention increases ability of user terminal and reports indicating bit and user's requested service information indicating bit in System information block when the user terminal idle condition, with ability information and the requested service information of obtaining user terminal, when need being redirected newly-built signaling connection, system is redirected according to this user terminal information.The present invention can eliminate the redirected failure that causes owing to erroneous judgement in the WCDMA system, has improved the performance of WCDMA system greatly.
Description of drawings
Fig. 1 is the flow chart that the user terminal signaling connects refusal in the existing WCDMA system;
Fig. 2 is a system message process chart of the present invention;
Fig. 3 is the redirected decision flow chart of the present invention according to Fig. 2.
Embodiment
Because user terminal was in idle condition before setting up the signaling connection, need expands the system message of WCDMA and could realize the present invention.Any System information block that the present invention can the extending user terminal idle state receives down is specially: increase terminal capability and report indicating bit and user's requested service information indicating bit in this message blocks.Terminal reports under the control of indicating bit and requested service information indicating bit respectively in ability, and whether reporting terminal is to support the dual-mode terminal of gsm system and the details of user applies business, this information comprises professional classification and professional speed, as: session service, up: 12.2k, descending: 12.2k (UL:12.2 DL:12.2), according to the classification and the professional rate information of business, whether the network side of WCDMA can be judged business and can be carried by gsm system.
For the convenience of describing, the present invention for aforementioned can control terminal the ability information of reporting terminal in setting up signaling connection request message and user's the system message of the requested service details system message that is referred to as to expand.Undressed system message is referred to as common system message.
Described based on preamble, embodiments of the present invention have two kinds, below describe it in detail.
Execution mode one:
It is that example describes to the process of gsm system that thereby present embodiment needs to raise owing to cell load to connect the redirected load sharing with a part of WCDMA system set up in the process by signaling.Among the present invention, signaling connects the redirected cell load of setting up in the process that is not restricted to and raises and could trigger.As shown in Figure 2, the present invention is as follows to the handling process of system message:
201, wait state.
202, receive the cell load report.
203, judge whether current area load has surpassed and open signaling and connect the thresholding that is redirected that need connect newly-built signaling if surpassed this thresholding and be redirected, then execution in step 204; Otherwise, execution in step 206.
204, judge whether current system message is the system message of expansion, if then return step 201.Otherwise, execution in step 205.
205, revising current system information is expanding system message and returns step 201.
206, judge whether current area load is lower than and close signaling and connect the thresholding that is redirected, if execution in step 207 then; Otherwise, return step 201.
207, judge whether current system message is common system message, if then return step 201.Otherwise execution in step 208.
208, revising current system information is common system message.Return step 201.
Following steps are based on aforementioned each step and carry out.As shown in Figure 3, the present invention is redirected judgement as follows:
301, wait state (identical) with 201.
302, receive the signaling connection request of terminal.
If comprise the ability information of terminal and the details of user's requested service in the 303 signaling connection request message, then execution in step 304.Otherwise, execution in step 305.
304, carry out the signaling connection and set up being redirected in the process.And return step 301.
305, do not carry out the signaling connection and set up being redirected in the process, carry out normal signaling and connect the process of setting up.Return step 301.
Execution mode two:
The present invention promptly carries out extension process to it before transmitting system message, promptly directly define the corresponding system message blocks, makes its ability of carrying report indicating bit and requested service information indicating bit.The initial system message that just sends expansion of network side, system can save in the execution mode one retouching operation to system message like this.After receiving the signaling connection request of terminal, judge that system's current area load is connected the comparative result of the thresholding that is redirected with signaling, then newly-built signaling connection is redirected if surpassed this thresholding; Otherwise carry out normal signaling and connect the process of setting up.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those skilled in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (7)
1, the processing method that is redirected in a kind of broadband CDMA system is characterized in that this method may further comprise the steps:
(1) increases ability of user terminal in the System information block that under idle condition, receives and report indicating bit and user's requested service information indicating bit;
(2) after user terminal is received this System information block, with its ability information and comprise that the requested service information of class of service and speed responds described System information block;
(3) system judges whether need to be redirected, and is connected being redirected in the process of foundation if need then to carry out signaling according to the described ability information of user terminal response and the requested service information that comprises class of service and speed, otherwise carries out normal signaling connection foundation.
2, the processing method that is redirected in the broadband CDMA system according to claim 1 is characterized in that described ability information comprises the information of whether supporting global system for mobile communications.
According to the processing method that is redirected in the described broadband CDMA system of arbitrary claim in the claim 1 to 2, it is characterized in that 3, described step (1) has surpassed to open at system's current area load just operates when signaling connects the thresholding that is redirected.
4, the processing method that is redirected in the broadband CDMA system according to claim 3, it is characterized in that, the foundation that system is judged in the described step (3) is: as if carrying capacity information in the signaling connection request message that receives and the requested service information that comprises class of service and speed, then need to carry out the signaling connection and set up being redirected in the process; Otherwise carry out normal signaling and connect foundation.
5, the processing method that is redirected in the broadband CDMA system according to claim 4 is characterized in that, this method also comprises, connects when being redirected when system need close signaling, then will reduce through the System information block that step (1) is handled.
6, according to the processing method that is redirected in the described broadband CDMA system of arbitrary claim in the claim 1 to 2, it is characterized in that, the System information block that described step (1) receives under described idle condition sends the line operate that advances, and has promptly redefined this System information block.
7, the processing method that is redirected in the broadband CDMA system according to claim 6, it is characterized in that, the foundation that system is judged in the described step (3) is: system's current area load has surpassed when opening signaling and connecting the thresholding that is redirected, then carry out signaling with the requested service information that comprises class of service and speed and be connected being redirected in the process of foundation, connect foundation otherwise carry out normal signaling according to the ability information of user terminal response.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100750738A CN100450286C (en) | 2005-06-08 | 2005-06-08 | Re-orienting processing method in broadband CDMA system |
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| CNB2005100750738A CN100450286C (en) | 2005-06-08 | 2005-06-08 | Re-orienting processing method in broadband CDMA system |
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| CN1878393A CN1878393A (en) | 2006-12-13 |
| CN100450286C true CN100450286C (en) | 2009-01-07 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101340203B (en) * | 2007-07-04 | 2013-06-05 | 中兴通讯股份有限公司 | Relocating method for WCDMA system |
| CN101540991B (en) * | 2008-03-17 | 2010-09-22 | 中国移动通信集团公司 | Method, equipment and system for notifying user terminal of inter-system neighbor cell information |
| CN101877899B (en) * | 2010-06-02 | 2014-08-13 | 中兴通讯股份有限公司 | Method and device for switching management |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020071404A1 (en) * | 2000-12-07 | 2002-06-13 | Park Seong Soo | Method for supporting hand-off decision for guaranteeing mobility of a dual-mode mobile terminal between different mobile communication network systems |
| US20020071480A1 (en) * | 1999-03-08 | 2002-06-13 | Pekka Marjelund | Method for establishing a communication between a user equipment and a radio network |
| CN1357987A (en) * | 2000-12-06 | 2002-07-10 | 华为技术有限公司 | Call enableness controlling method in CDMA mobile communication system |
| CN1505413A (en) * | 2002-12-03 | 2004-06-16 | 北京三星通信技术研究有限公司 | Method of switching between CDMA system and GSM system for dual mode mobile station |
| CN1582054A (en) * | 2003-07-31 | 2005-02-16 | 西门子移动通讯公司 | Common radio resource management method in a multi-rat cellular telephone network |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020071480A1 (en) * | 1999-03-08 | 2002-06-13 | Pekka Marjelund | Method for establishing a communication between a user equipment and a radio network |
| CN1357987A (en) * | 2000-12-06 | 2002-07-10 | 华为技术有限公司 | Call enableness controlling method in CDMA mobile communication system |
| US20020071404A1 (en) * | 2000-12-07 | 2002-06-13 | Park Seong Soo | Method for supporting hand-off decision for guaranteeing mobility of a dual-mode mobile terminal between different mobile communication network systems |
| CN1505413A (en) * | 2002-12-03 | 2004-06-16 | 北京三星通信技术研究有限公司 | Method of switching between CDMA system and GSM system for dual mode mobile station |
| CN1582054A (en) * | 2003-07-31 | 2005-02-16 | 西门子移动通讯公司 | Common radio resource management method in a multi-rat cellular telephone network |
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Effective date of registration: 20140917 Address after: 226600 Hu Hu Town Industrial Park, Nantong, Jiangsu, Haian Patentee after: Nantong Animate Machinery Co., Ltd. Address before: 518057 Nanshan District, Guangdong high tech Industrial Park, science and Technology Industrial Park, ZTE building, block A, layer 6, layer Patentee before: ZTE Corporation |
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