CN100433883C - NodeB realizing self-adaptive descending artificial load and method - Google Patents
NodeB realizing self-adaptive descending artificial load and method Download PDFInfo
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- CN100433883C CN100433883C CNB2006101096897A CN200610109689A CN100433883C CN 100433883 C CN100433883 C CN 100433883C CN B2006101096897 A CNB2006101096897 A CN B2006101096897A CN 200610109689 A CN200610109689 A CN 200610109689A CN 100433883 C CN100433883 C CN 100433883C
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- fictitious load
- load
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/06—Testing, supervising or monitoring using simulated traffic
Abstract
This invention discloses one down analogue load realization method of NodeB, which comprises the following steps: a, judging whether analogue load signal channel collides with signal channel to be established according to signal codes, if ye, then deleting analogue signal channel and then establishing new signal channel; v, researching spare signal channel to re-establish analogue load signal channel. This invention also discloses one test and research unit besides management units to realize self-adapting down analogue load.
Description
Technical field
The present invention relates to Wideband Code Division Multiple Access (WCDMA) access technology field, especially refer to a kind of NodeB and method that realizes the self-adaptive descending fictitious load.
Background technology
Because at WCDMA (Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA) inserts) system performance testing the time user less, be difficult to construct the systematic function under the various loading conditions, therefore need to use the method for fictitious load to satisfy the load request of sub-district.
In the prior art, be to utilize OCNS (Orthogonal Channel Noise Simulator, orthogonal channel noise simulator) analog subscriber on descending orthogonal channel to produce certain load.Simultaneously, realize that this method needs the base station to adopt spreading factor SF=128 to set up 16 fictitious load channels, the relative power of these interchannels is fixed, then as requested the loading condition decision of the actual emission power of channel.The foundation of physical simulation load channel is to set up according to the allocated channel sign indicating number in the agreement, or uses the channel code of some other fixed allocation to set up.Therefore, RNC need go out channel code for the fictitious load channel reservation in distributing channel mode resources, conflicts with other normal channel of setting up avoiding.As shown in table 1, be the distribution of analog channel DPCH in 3GPP TS 25.101 agreements (DedicatedPhysical Channel, DPCH) sign indicating number and the allocation list of relative level.
Table 1:
| The channel code of spreading factor SF=128 | Relative level (decibel value) |
| 2 | -1 |
| 11 | -3 |
| 17 | -3 |
| 23 | -5 |
| 31 | -2 |
| 38 | -4 |
| 47 | -8 |
| 55 | -7 |
| 62 | -4 |
| 69 | -6 |
| 78 | -5 |
| 85 | -9 |
| 94 | -10 |
| 125 | -8 |
| 113 | -6 |
| 119 | 0 |
In the prior art, NodeB is when starting fictitious load, and the fixed channel sign indicating number that uses RNC to reserve is set up the fictitious load channel, and when NodeB set up other normal channel, RNC can only distribute the channel code beyond the channel reservation sign indicating number to use for channel to be set up.
In sum, setting up the channel code of fictitious load in the prior art fixes, the defective of bringing thus is, also need RNC (Radio Network Controller in its implementation procedure, radio network controller) reserves these channel code, preventing and other channel confliction, thereby cause restriction in the use, limited channel code resource can not be fully used.
Summary of the invention
The problem to be solved in the present invention provides a kind of NodeB and method that realizes the self-adaptive descending fictitious load, it is in realizing the downlink artificial load process, can delete and the fictitious load channel of channel confliction to be set up and select the newly-built formwork erection of idle channel code weight to intend load channel adaptively, need RNC to reserve the fictitious load channel code in the prior art thereby overcome, go up the defective that exists restriction, channel code resource not to be fully used and cause to use.
For achieving the above object, the invention discloses adaptive downlink artificial load implementation method among a kind of NodeB, may further comprise the steps:
According to channel code judge the fictitious load channel moving whether with channel confliction to be set up, if, the fictitious load channel of deletion and channel confliction described to be set up;
The channel code of the fictitious load channel of described deletion changeed by channel described to be set up use;
The channel code that search is idle, and the newly-built formwork erection plan of the idle channel code weight of using search to obtain load channel start fictitious load.
Wherein, describedly judge that according to channel code whether with before the channel confliction to be set up the fictitious load channel moving also comprises,
Start fictitious load, use idle channel code to set up the fictitious load channel.
The present invention also provides a kind of NodeB that realizes the self-adaptive descending fictitious load, comprises channel management unit, fictitious load unit, detecting unit and search unit;
Described channel management unit, be used for deleting and set up channel according to the situation that takies of channel code, and according to the judged result of described detecting unit whether decision is deleted the fictitious load channel, and the channel code of the fictitious load channel of described deletion changeed by channel described to be set up uses, and when being deleted further the Search Results according to described search unit rebulid the fictitious load channel.Described fictitious load unit is connected with described channel management unit, produces fictitious load on the fictitious load channel that is used for setting up in described channel management unit.Described detecting unit is connected with described channel management unit, be used to judge the fictitious load channel that moving whether with channel confliction to be set up, and judged result fed back to described channel management unit.Described search unit is connected with described channel management unit, is used to search for idle channel code, and Search Results is fed back to described channel management unit.
Wherein, if the judged result of described detecting unit is: fictitious load channel that is moving and channel confliction to be set up, then described channel management unit is deleted the described fictitious load channel that is moving, and the channel code of deletion is changeed by channel use described to be set up; If the judged result of described detecting unit is then set up general flow by the NodeB channel and is handled for not conflict, described channel management unit.
In addition, described detecting unit be according to channel code judge the fictitious load channel moving whether with channel confliction to be set up.
The invention described above realizes that described fictitious load unit is the orthogonal channel noise simulator among the NodeB of self-adaptive descending fictitious load.
Compared with prior art, the present invention has the following advantages:
The present invention realizes the NodeB and the method for self-adaptive descending fictitious load, in realizing the downlink artificial load process, when the fictitious load channel of operation during with channel confliction to be set up, channel code can be allowed and use, and on other idle channel, rebulid the fictitious load channel adaptively by channel to be set up.Therefore, NodeB is when starting fictitious load, and need not by RNC is fictitious load channel reservation channel code, and RNC is when distributing channel mode resources, need not also to consider that other channel to be set up can conflict with the channel code of fictitious load channel, thereby limited channel code resource is fully used.The present invention simultaneously realizes the NodeB and the method for self-adaptive descending fictitious load, only relates to the variation of NodeB, and need not do any change and operation bidirectional by RNC, thereby avoided the restriction in the use, brings operational convenience.
Description of drawings
Fig. 1 is adaptive downlink artificial load implementation method flow chart among the NodeB of the present invention;
Fig. 2 is adaptive downlink artificial load implementation method flow chart in one embodiment among the NodeB of the present invention;
Fig. 3 realizes the NodeB system diagram in one embodiment of self-adaptive descending fictitious load for the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is realized that the NodeB of self-adaptive descending fictitious load and method are further set forth.
Fig. 1 is adaptive downlink artificial load implementation method flow chart among the NodeB of the present invention.As shown in the figure, implementation step is as follows:
S101, according to channel code judge the fictitious load channel moving whether with channel confliction to be set up, if conflict then change step S102 over to;
The fictitious load channel of S102, deletion and channel confliction described to be set up;
S103, the idle channel code of search, and the newly-built formwork erection plan of the idle channel code weight of using search to obtain load channel start fictitious load.
Channel to be set up is a normal channel described in the above-mentioned steps.
Fig. 2 is adaptive downlink artificial load implementation method flow chart in one embodiment among the NodeB of the present invention.As shown in the figure, the specific implementation step of NodeB downlink artificial load is as follows in the present embodiment:
S201, startup fictitious load use the idle channel sign indicating number to set up the fictitious load channel; Also be NodeB when starting fictitious load, take situation according at that time channel code, NodeB is inner to select idle channel code to set up the fictitious load channel automatically;
S202, according to channel code judge the fictitious load channel moving whether with channel confliction to be set up, if then change step S203 over to; Then change step S206 if not over to; Specific to the judgement of channel code, be meant as NodeB to detect the channel code of the fictitious load channel that moving and normal channel to be set up when identical, promptly be judged as conflict, otherwise be judged as conflict;
The fictitious load channel of S203, deletion and channel confliction described to be set up; Also promptly when the channel code of the fictitious load channel that is moving and normal channel to be set up is identical, NodeB is the fictitious load channel of erasure channel code conflicts then;
S204, the channel code of the fictitious load channel of described deletion changeed by channel described to be set up use;
S205, the idle channel code of search, the newly-built formwork erection of the idle channel code weight of using search to obtain is intended load channel; Also be, behind the fictitious load channel of erasure channel code conflicts, the idle channel code of NodeB search is selected and the identical channel code of fictitious load channel number of deleting, use these idle channel code to rebulid the fictitious load channel, to satisfy the load request of system.
S206 sets up general flow for the NodeB channel; Also be that NodeB uses channel code to set up normal channel by ordinary circumstance.
Set up the step of downlink artificial load by the foregoing description, NodeB is in the process of setting up the fictitious load channel, can adaptive selection idle channel code weight newly set up fictitious load channel because of conflicting and delete with normal channel to be set up, set up the fictitious load channel and need not to reserve the fixed channel sign indicating number by RNC, be restricted thereby avoid setting up the employed channel code of normal channel, limited channel code resource is fully used.
Fig. 3 realizes the NodeB system diagram in one embodiment of self-adaptive descending fictitious load for the present invention.As shown in the figure, the present invention realizes that the NodeB of self-adaptive descending fictitious load comprises channel management unit 301, detecting unit 302, search unit 303 and orthogonal channel noise simulator 304 in the present embodiment.
Wherein, described channel management unit 301, be used for deleting and set up channel according to the situation that takies of channel code, and according to the judged result of described detecting unit 302 whether decision is deleted the fictitious load channel, and when being deleted further the Search Results according to described search unit 303 rebulid the fictitious load channel.Detecting unit 302 is connected with channel management unit 301, be used for according to channel code judge the fictitious load channel moving whether with channel confliction to be set up, and judged result fed back to channel management unit 301.Search unit 303 is connected with channel management unit 301, is used to search for idle channel code, and Search Results is fed back to channel management unit 301.Orthogonal channel noise simulator 304 is connected with channel management unit 301, produces fictitious load on the fictitious load channel that is used for setting up in channel management unit 301.
If the judged result of described detecting unit 302 is: fictitious load channel that is moving and channel confliction to be set up, 301 of described channel management unit are deleted the described fictitious load channel that is moving, and the channel code of deletion are changeed by channel described to be set up use; If the judged result of described detecting unit 302 is not conflict, 301 of described channel management unit are set up general flow by the NodeB channel and are handled.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (6)
1, adaptive downlink artificial load implementation method among a kind of NodeB is characterized in that, may further comprise the steps:
According to channel code judge the fictitious load channel moving whether with channel confliction to be set up, if, the fictitious load channel of deletion and channel confliction described to be set up;
The channel code of the fictitious load channel of described deletion changeed by channel described to be set up use;
The channel code that search is idle, and the newly-built formwork erection plan of the idle channel code weight of using search to obtain load channel start fictitious load.
2, adaptive downlink artificial load implementation method among the NodeB according to claim 1 is characterized in that, describedly judges that according to channel code whether with before the channel confliction to be set up the fictitious load channel that moving also comprises,
Use idle channel code to set up the fictitious load channel, start fictitious load.
3, a kind of NodeB that realizes the self-adaptive descending fictitious load is characterized in that, comprises channel management unit, fictitious load unit, detecting unit and search unit;
Described channel management unit, be used for deleting and set up channel according to the situation that takies of channel code, and according to the judged result of described detecting unit whether decision is deleted the fictitious load channel, the channel code of the fictitious load channel of described deletion changeed by channel described to be set up uses, and when being deleted further the Search Results according to described search unit rebulid the fictitious load channel;
Described fictitious load unit is connected with described channel management unit, produces fictitious load on the fictitious load channel that is used for setting up in described channel management unit;
Described detecting unit is connected with described channel management unit, be used to judge the fictitious load channel that moving whether with channel confliction to be set up, and judged result fed back to described channel management unit;
Described search unit is connected with described channel management unit, is used to search for idle channel code, and Search Results is fed back to described channel management unit.
4, as the NodeB of realization self-adaptive descending fictitious load as described in the claim 3, it is characterized in that, if the judged result of described detecting unit is: fictitious load channel that is moving and channel confliction to be set up, then described channel management unit is deleted the described fictitious load channel that is moving, and the channel code of the fictitious load channel of deletion is changeed by channel described to be set up use.
5, as the NodeB of realization self-adaptive descending fictitious load as described in claim 3 or 4, it is characterized in that, described detecting unit according to channel code judge the fictitious load channel that moving whether with channel confliction to be set up.
6, as the NodeB of realization self-adaptive descending fictitious load as described in the claim 3, it is characterized in that described fictitious load unit is the orthogonal channel noise simulator.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101096897A CN100433883C (en) | 2005-12-07 | 2006-08-18 | NodeB realizing self-adaptive descending artificial load and method |
| PCT/CN2006/003042 WO2007065342A1 (en) | 2005-12-07 | 2006-11-13 | Method and apparatus for establishing adaptive downlink simulating load channels |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101293994A CN1867148A (en) | 2005-12-07 | 2005-12-07 | Method and system for realizing downlink artificial load in communication system |
| CN200510129399.4 | 2005-12-07 | ||
| CNB2006101096897A CN100433883C (en) | 2005-12-07 | 2006-08-18 | NodeB realizing self-adaptive descending artificial load and method |
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| Publication Number | Publication Date |
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| CN1925663A CN1925663A (en) | 2007-03-07 |
| CN100433883C true CN100433883C (en) | 2008-11-12 |
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| CNB2006101096897A Expired - Fee Related CN100433883C (en) | 2005-12-07 | 2006-08-18 | NodeB realizing self-adaptive descending artificial load and method |
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| WO (1) | WO2007065342A1 (en) |
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| CN101350681B (en) * | 2008-08-22 | 2011-12-21 | 华为技术有限公司 | Method and apparatus for searching idle channel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000022847A1 (en) * | 1998-10-13 | 2000-04-20 | Motorola Inc. | Method for adjusting channel powers in a wireless communication system |
| CN1294830A (en) * | 1998-03-30 | 2001-05-09 | 艾利森电话股份有限公司 | Method and appts. in cellular network for controlling traffic load |
| US6456652B1 (en) * | 1998-03-28 | 2002-09-24 | Samsung Electronics, Co., Ltd. | Method for optimizing forward link coverage in code division multiple access (CDMA) network |
| WO2003051068A2 (en) * | 2001-12-13 | 2003-06-19 | Tait Electronics Limited | Collision management in a radio communication system |
| CN1494344A (en) * | 2002-11-01 | 2004-05-05 | 华为技术有限公司 | Up link network load analog system and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100558060C (en) * | 2004-07-08 | 2009-11-04 | 华为技术有限公司 | A kind of method of allocation of channel resources may |
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- 2006-08-18 CN CNB2006101096897A patent/CN100433883C/en not_active Expired - Fee Related
- 2006-11-13 WO PCT/CN2006/003042 patent/WO2007065342A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6456652B1 (en) * | 1998-03-28 | 2002-09-24 | Samsung Electronics, Co., Ltd. | Method for optimizing forward link coverage in code division multiple access (CDMA) network |
| CN1294830A (en) * | 1998-03-30 | 2001-05-09 | 艾利森电话股份有限公司 | Method and appts. in cellular network for controlling traffic load |
| WO2000022847A1 (en) * | 1998-10-13 | 2000-04-20 | Motorola Inc. | Method for adjusting channel powers in a wireless communication system |
| WO2003051068A2 (en) * | 2001-12-13 | 2003-06-19 | Tait Electronics Limited | Collision management in a radio communication system |
| CN1494344A (en) * | 2002-11-01 | 2004-05-05 | 华为技术有限公司 | Up link network load analog system and method |
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| Publication number | Publication date |
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| CN1925663A (en) | 2007-03-07 |
| WO2007065342A1 (en) | 2007-06-14 |
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