CN101064860B - Method for automatic configuring wireless parameter of cellular mobile communication system - Google Patents
Method for automatic configuring wireless parameter of cellular mobile communication system Download PDFInfo
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- CN101064860B CN101064860B CN2006100789910A CN200610078991A CN101064860B CN 101064860 B CN101064860 B CN 101064860B CN 2006100789910 A CN2006100789910 A CN 2006100789910A CN 200610078991 A CN200610078991 A CN 200610078991A CN 101064860 B CN101064860 B CN 101064860B
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Abstract
The invention discloses an automatic method of wireless parameter in beehive mobile communication system, it aims at resolving problems that load of manpower distribution area will be increased greatly when adopt some base station with large number or fluctuant position, it includes: (1) the base station receives adjacent wireless signal via down receiving unit; (2) the base station or network side equipment ensures parameters of the adjacent area or base station based on the wireless signal. The invention discloses an automatic method of wireless parameter in beehive mobile communication system; it can be used in beehive mobile communication system such as GSM, CDMA, Wimax, and systems which is developed by WCDMA such as LTE, 4G, it can the base station receive wireless signal of adjacent base station and base station or network side equipment ensure the parameters of the adjacent area or base station, load of maintenance is decreased.
Description
Technical field
The present invention relates to moving communicating field, relate in particular to the method for automatic configuring wireless parameter in cellular mobile communication field.
Background technology
Typical cell mobile communication systems is as shown in Figure 1.Relate to the network wireless parameter, especially the downlink network parameter all is the process that is disposed and notify base station cell to carry out at base station controller (RNC) by manual work such as important parameters such as scrambler, adjacent area collection, total emission power,
With the example that is configured to of adjacent area collection, portable terminal with the process of base station communication in, can between the adjacent sub-district of coverage, switch, be not interrupted to guarantee communication.In the time of when portable terminal moves to the edge of former sub-district, need switching, portable terminal is at first measured the signal quality of the concentrated sub-district of Lin Qu, selects the best sub-district of a signal quality to set up new communication and connects.Portable terminal generally is the Lin Qu collection that possibly exist around obtaining through network equipment (being base station and base station controller).And network side generally adopts the mode of fixed configurations that each cellular cell is provided with the Lin Qu collection.In WCDMA (WCDMA) system, Lin Qu generally is a fixed configurations in radio network controller (RNC), and through broadcast channel the Lin Qu collection of this sub-district is notified to portable terminal.Being provided with of each cellular cell maybe be all inequality.
In traditional cell mobile communication systems, the quantity of base station is in manageable scope, and because the position of base station is normally fixing, so the Lin Qu collection is in case configuration is accomplished generally is immovable.In this case, adopting the maintenance workload of the method for human configuration Lin Qu is acceptable.But; When adopting the base station that a certain quantity is huge or the place changes easily; The base station that for example is used for types such as the communication gate of household internal, the indoor coverage base station that adopts no licensed band technology (UMA) or mobile emergency communication base station; Adopt the method for manual configuration Lin Qu will cause the workload of installation process sharply to increase, and the service time not tolerable that becomes.If when base station location changes, there is not the time update configuration will cause a large amount of handoff failure of network.Therefore in fact limited the flexibility of base station location.
Summary of the invention
To defective that exists in the prior art and deficiency; The objective of the invention is to overcome the configuration and the big shortcoming of maintenance workload that exist in the prior art; A kind of method for automatic configuring wireless parameter of cellular mobile communication system is proposed; Reduce maintenance workload, and support the base station dynamically to change the method for installation site.
In order to achieve the above object, the present invention proposes a kind of method, comprising:
(1) base station receives the wireless signal of neighbor base station;
(2) base station or network equipment are confirmed the Lin Qu of this base station or the wireless parameter of this base station according to described wireless signal.
Wherein, the base station is provided with descending receiving element, and receives the wireless signal of neighbor base station through this descending receiving element.
Wherein, definite method in said step (2) Zhong Lin district is specially: base station or network side be according to all adjacent cell IDs and adjacent cell channel quality in the wireless signal, and select from all adjacent sub-districts, to select the Lin Qu of this base station according to channel quality.
Wherein, definite method in said step (2) Zhong Lin district also can for: base station or network side be according to all adjacent cell IDs and adjacent cell channel quality in the wireless signal, and select from all adjacent sub-districts, to select the Lin Qu of this base station according to channel quality.
Wherein, the wireless parameter of base station is the cell scrambling of this base station described in the step (2).
Wherein, the wireless parameter of base station described in the step (2) is the sub-district emission maximum power of this base station.
Wherein, the wireless parameter of base station is the automatic frequency of this base station described in the step (2).
Wherein, the network equipment described in the step (2) is a core net.
Wherein, the network equipment described in the step (2) is a radio network controller.
Wherein, the network equipment described in the step (2) is a radio network gateway.
The present invention proposes a kind of method for automatic configuring wireless parameter of cellular mobile communication system; Compared with prior art; Increased descending receiving element in base station side; Make the base station can receive the wireless signal of neighbor base station and confirm the Lin Qu collection of this base station or the wireless parameter of this base station according to this wireless signal, reduced maintenance workload by base station or network equipment.
Description of drawings
Fig. 1 is a kind of typical cell mobile communication systems network architecture diagram;
Fig. 2 is another kind of typical cell mobile communication systems network architecture diagram;
Fig. 3 is another typical cell mobile communication systems network architecture diagram;
Fig. 4 is a flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is further specified.
As shown in Figure 1, flow process of the present invention is:
(1) base station is provided with descending receiving element, and receives the wireless signal of neighbor base station through this descending receiving element; Prior art has only the terminal that descending receiving element is just arranged
(2) base station or network equipment are confirmed the Lin Qu of this base station or the parameter of this base station according to wireless signal.
Wherein, in the step (2), base station or network side are according to the sign of the adjacent cell in the wireless signal, with the Lin Qu collection of all adjacent cells as this base station; Also can adopt base station or network side according to all adjacent cell IDs and adjacent cell channel quality in the wireless signal, and select from all adjacent sub-districts, to select the Lin Qu of this base station according to channel quality.
In the step (2), definite method of wireless parameter is to confirm according to the kind of parameter.
System in the first preferred embodiment of the invention forms as shown in Figure 1, comprises core net (CN), radio network controller (RNC), base station NodeB 1, NodeB2......NodeBn.Comprise in the base station (NodeB) that conventional NodeB provides macrocell to cover with family expenses NodeB (being called for short HNodeB) and comes additional carrying out to cover in the family room on a large scale.Conventional NodeB and HNodeB equipment can adopt method of the present invention to come configuration wireless parameter automatically.
It can be the adjacent cell signal of measurement, demodulation that this sub-district receives adjacent cell signal, and obtains relevant sub-district wireless messages, receives Signal Processing and is not limited to realization means above-mentioned;
Network configuration with Fig. 1 is an example, introduces below and calculates the concrete implementation step of adjacent area collection automatically:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID.
Second step: NodeB reports radio network controller (RNC) with all adjacent cell IDs.
After the 3rd step: RNC receives all adjacent cell IDs that NodeB reports, all adjacent cell IDs are defined as this sub-district Lin Qu collection.
Under the network configuration of Fig. 1, all right so automatic calculating adjacent area collection:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID and adjacent cell channel quality.
Second step: the NodeB gives radio network controller (RNC) with all adjacent cell IDs and adjacent cell channel quality uploading.
The 3rd step: after RNC receives all adjacent cell IDs and adjacent cell channel quality that NodeB reports, select the adjacent cell ID of part of better channel quality to be defined as this sub-district Lin Qu collection.
System in the second preferred embodiment of the invention is as shown in Figure 2, comprises core net (CN), base station NodeB 1, NodeB2......NodeBn.
Network configuration with Fig. 2 is an example, introduces below and calculates the concrete implementation step of adjacent area collection automatically:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID.
Second step: NodeB is defined as this sub-district Lin Qu collection with all adjacent cell IDs.
Under the network configuration of Fig. 2, all right so automatic calculating adjacent area collection:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID and adjacent cell channel quality.
Second step: the NodeB selects the adjacent cell ID of the part of better channel quality to be defined as this sub-district Lin Qu collection.
Under the network configuration of Fig. 2, all right so automatic calculating adjacent area collection:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID.
Second step: NodeB reports core net (CN) with all adjacent cell IDs.
After the 3rd step: CN receives all adjacent cell IDs that NodeB reports, all adjacent cell IDs are defined as this sub-district Lin Qu collection.
Under the network configuration of Fig. 2, all right so automatic calculating adjacent area collection:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID and adjacent cell channel quality.
Second step: the NodeB gives core net (CN) with all adjacent cell IDs and adjacent cell channel quality uploading
The 3rd step: after core net (CN) is received all adjacent cell IDs and adjacent cell channel quality that NodeB reports, select the adjacent cell ID of part of better channel quality to be defined as this sub-district Lin Qu collection.
System in the second preferred embodiment of the invention is as shown in Figure 2, comprises core net (CN), radio network gateway (GW), base station NodeB 1, NodeB2......NodeBn.
Under the network configuration of Fig. 3, can so automatic calculating adjacent area collection:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID.
Second step: NodeB reports radio network gateway (GW) with all adjacent cell IDs.
After the 3rd step: GW receives all adjacent cell IDs that NodeB reports, all adjacent cell IDs are defined as this sub-district Lin Qu collection.
Under the network configuration of Fig. 3, all right so automatic calculating adjacent area collection:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell ID and adjacent cell channel quality.
Second step: the NodeB gives radio network gateway (GW) with all adjacent cell IDs and adjacent cell channel quality uploading.
The 3rd step: after radio network gateway (GW) is received all adjacent cell IDs and adjacent cell channel quality that NodeB reports, select the adjacent cell ID of part of better channel quality to be defined as this sub-district Lin Qu collection.
Specification is appreciated that those skilled in the art according to the present invention; In the scheme that the present invention proposes; The wireless messages of adjacent sub-district is not limited to adjacent cell ID or adjacent cell channel quality among the embodiment, the method that the method for calculating adjacent area collection also is not limited to all definition and partly defines according to channel quality.The present invention program not only can calculate the adjacent area collection automatically, also can dispose cell scrambling, the configuration of sub-district emission maximum power, automatic frequency configuration etc. calculate automatically.Network configuration with Fig. 2 is an example below, provides respective embodiments respectively.
Under the network configuration of Fig. 2, can so automatic calculation plot scrambler:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell scrambling and adjacent cell channel quality.
Second step: the NodeB calculates this cell scrambling according to information such as adjacent cell scrambling and adjacent cell channel quality with prior art.
Prior art described in second step can be utilized scrambling planning method commonly used, is example with the WCDMA system, and two kinds of methods are arranged as follows:
Based on scrambler group or the scrambling code planning that carries out based on all different scrambling codes.As long as the planning based on all different scrambling codes is to satisfy under the condition of multiplex distance, distribute to each sub-district to 512 PSC.And be to different scrambler group of each base station assigns based on the planning of scrambler group, the different sectors in each base station are then selected to distribute in 8 different scrambling codes of this scrambler group.The multiplex distance of scrambler group.This mainly is that carrier/interface ratio (C/I) through signal calculated is accomplished.Multiplex distance can be confirmed through to facing the measurement of the carrier/interface ratio (C/I) of distinguishing signal in this sub-district or base station, thereby calculates the scrambler that is fit to this sub-district, to avoid scrambling interference.
Under the network configuration of Fig. 2, can launch maximum power by so automatic calculation plot:
The first step: NodeB at first receives adjacent cell signal and obtains information such as adjacent cell channel quality and transmitting power.Calculate the path loss that Lin Qu arrives this sub-district because path loss is reversible, so according to this sub-district reach Lin Qu in the power upper limit of disturbing signal, can calculate this sub-district maximum transmission power, to reduce interference to adjacent sub-district.
Second step: the NodeB arrives the path loss of this sub-district according to information calculations Lin Qu such as adjacent cell channel quality and transmitting powers; Because path loss is reversible; So reach the power upper limit of the interference signal of Lin Qu according to this sub-district; Can calculate this sub-district maximum transmission power, to reduce interference to adjacent sub-district.
Under the network configuration of Fig. 2, can so automatic calculation plot frequency configuration parameter:
The first step: NodeB at first receives adjacent cell signal and obtains adjacent cell frequency configuration information.
Second step: the NodeB calculates this cell frequency configuration parameter according to adjacent cell frequency configuration information, to avoid the mutual interference of frequency, improves the availability of frequency spectrum.
Wherein the frequency spectrum in second step calculates to adopt and faces the frequency cavity of distinguishing frequency configuration.
Above-mentioned each embodiment is an application in the WCDMA system.For cell mobile communication systemses such as GSM, CDMA, Wimax, and the system after the WCDMA evolution such as LTE, 4G etc. can adopt above-mentioned same method.
For the FDD system of similar WCDMA, because the up-downgoing frequency is different, and cuts off each other, the common receiver module of NodeB just is used for receiving and handling upward signal, and can not receive downstream signal.In order to realize the object of the invention, NodeB need dispose two cover receivers usually, is operated in respectively on the uplink and downlink frequency.In this programme first step, the sub-district receiver module need receive downstream signal and accomplish functions such as common Cell searching by the terminal completion, demodulation broadcast channel, measurement; In carrying out the downstream signal receiving course, the downlink signal of this sub-district must interrupt in short-term, to avoid interference.After accomplishing the automatic calculating of wireless parameter, the NodeB system can no longer receive the downstream frequency signal.
For TDD systems such as TD-SCDMA, because the up-downgoing frequency range is identical, the cell search module in the above-mentioned first step need not to increase the configurating downlink receiver.Implementation step is identical.
This routine said scene also can directly or indirectly be applicable to small communication devices that is applicable to family and small office and the mobile emergency communication base station that adopts no licensed band technology (UMA).
Among the present invention; Through receiving adjacent cell signal by base station cell equipment; And calculate wireless parameters such as Lin Qu collection, scrambler, maximum transmission power or frequency, and accomplish the automatic configuration of wireless parameter, guaranteed that, base station location more in base station configuration can dispose under the situation such as change flexibly automatically; This process is simple, has very high reliability.Be specially adapted to equipment such as the huge base station of quantity, home (e) node or moving emergency communication base station.
Claims (6)
1. method for automatic configuring wireless parameter of cellular mobile communication system comprises:
(1) base station is provided with descending receiving element, and receives the wireless signal of neighbor base station through descending receiving element;
(2) base station or network equipment are confirmed the Lin Qu of this base station or the wireless parameter of this base station according to described wireless signal, and said wireless parameter comprises cell scrambling, sub-district emission maximum power or cell frequency configuration parameter.
2. method for automatic configuring wireless parameter of cellular mobile communication system according to claim 1; It is characterized in that; Definite method in said step (2) Zhong Lin district is specially: base station or network side be according to all adjacent cell IDs and adjacent cell channel quality in the wireless signal, and select from all adjacent sub-districts, to select the Lin Qu of this base station according to channel quality.
3. method for automatic configuring wireless parameter of cellular mobile communication system according to claim 1; It is characterized in that; Definite method in said step (2) Zhong Lin district is specially: base station or network side are defined as this sub-district Lin Qu according to all the adjacent cell IDs in the wireless signal with all adjacent sub-districts.
4. according to claim 1 or 2 or 3 described method for automatic configuring wireless parameter of cellular mobile communication system, it is characterized in that the network equipment described in the step (2) is a core net.
5. according to claim 1 or 2 or 3 described method for automatic configuring wireless parameter of cellular mobile communication system, it is characterized in that the network equipment described in the step (2) is a radio network controller.
6. according to claim 1 or 2 or 3 described method for automatic configuring wireless parameter of cellular mobile communication system, it is characterized in that the network equipment described in the step (2) is a radio network gateway.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2006100789910A CN101064860B (en) | 2006-04-29 | 2006-04-29 | Method for automatic configuring wireless parameter of cellular mobile communication system |
| PCT/CN2007/001464 WO2007128235A1 (en) | 2006-04-29 | 2007-04-29 | A wireless parameter auto-configuration method and device of a cellular mobile communication system |
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| CN2006100789910A CN101064860B (en) | 2006-04-29 | 2006-04-29 | Method for automatic configuring wireless parameter of cellular mobile communication system |
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| WO2009094796A1 (en) * | 2008-01-22 | 2009-08-06 | Zte Corporation | System and method for base station performing configuration automatically |
| CN107071803A (en) * | 2008-06-23 | 2017-08-18 | 美商威睿电通公司 | Time synchronized and positional information are obtained using femtocell |
| CN101540993B (en) * | 2009-04-17 | 2015-08-19 | 中兴通讯股份有限公司 | The delivery method of a kind of adjacent area message and WiMax system |
| US8463976B2 (en) * | 2009-06-23 | 2013-06-11 | Lg Electronics Inc. | Dual modem device and controlling method thereof |
| KR101441212B1 (en) * | 2009-08-07 | 2014-11-03 | 닛본 덴끼 가부시끼가이샤 | Mobile communication system, base station, higher-order apparatus, communication method, and program |
| CN101998705A (en) * | 2009-08-19 | 2011-03-30 | 中兴通讯股份有限公司 | Method and system for obtaining information of adjacent eNB (Evolutionary Node B) |
| CN101800992B (en) * | 2009-12-30 | 2012-08-08 | 华为技术有限公司 | Frequency point scrambling code collocation method, system and central arbitration node |
| CN102300185B (en) * | 2010-06-22 | 2015-04-01 | 中兴通讯股份有限公司 | Worldwide interoperability for microwave access (WIMAX)-based neighbor cell message configuration method and base station |
| CN101964990A (en) * | 2010-08-30 | 2011-02-02 | 华为技术有限公司 | Maximum transmitting power acquisition method, related equipment and communication system |
| US10305959B2 (en) | 2014-12-11 | 2019-05-28 | At&T Intellectual Property I, L.P. | Self-organizing network communication |
| CN104954992A (en) * | 2015-04-24 | 2015-09-30 | 北京楚捷科技有限公司 | Method for automatically locking temporary coordinates of positioning base station |
| CN107295584A (en) * | 2016-04-11 | 2017-10-24 | 中兴通讯股份有限公司 | The method and apparatus that method and apparatus, the community configured information of cell switching update |
| EP3537751B1 (en) | 2016-11-28 | 2022-07-20 | Huawei Technologies Co., Ltd. | Method and device for automatic configuration, and base station |
| CN110392383B (en) * | 2019-08-23 | 2022-10-14 | 重庆金美通信有限责任公司 | Parameter self-adjusting method based on wireless network equipment |
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| JP2004274174A (en) * | 2003-03-05 | 2004-09-30 | Ntt Docomo Inc | Position registering area setting method, base station, and motion managing server |
| KR101108038B1 (en) * | 2004-05-10 | 2012-01-25 | 엘지전자 주식회사 | Method of Providing Base Station Information for Handover in Broadband Wireless Access System |
| CN100365954C (en) * | 2004-06-10 | 2008-01-30 | 大唐移动通信设备有限公司 | Cell scramble distributing method for time division-synchronous code division multiple access system |
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