CN102802185B - Method and system, terminal and the base station of the wireless coverage performance test of a kind of community - Google Patents
Method and system, terminal and the base station of the wireless coverage performance test of a kind of community Download PDFInfo
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- CN102802185B CN102802185B CN201110138727.2A CN201110138727A CN102802185B CN 102802185 B CN102802185 B CN 102802185B CN 201110138727 A CN201110138727 A CN 201110138727A CN 102802185 B CN102802185 B CN 102802185B
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Abstract
The invention provides method and system, terminal, the base station of the wireless coverage performance test of a kind of community, the method comprises: terminal is attached to by community after the universal land radio access web of evolution, trigger loopback test flow process, construct up loopback test Packet Generation to base station; Described base station receives up loopback test packet and resolves, and re-groups package as sending to described terminal after descending loopback test packet; Described terminal is according to receiving all descending loopback test packet test cell wireless coverage performances. Do not need to take any Internet resources of core net by the present invention, simply efficient, can greatly improve the efficiency of community wireless coverage performance measurement.
Description
Technical field
The present invention relates to cordless communication network field tests, (LongTermEvolution drills for a long time to relate in particular to LTEEnter) wireless telecommunications field tests, particularly relate to method and system, terminal and the base of the wireless coverage performance test of a kind of communityStand.
Background technology
As shown in Figure 1, E-UTRAN(EvolvedUniversalTerrestrialRadioAccessNetwork,The universal land radio access web of evolution) be to pay close attention to UTRAN (UniversalTerrestrialRadioAccessNetwork, universal land radio access web) a kind of technology of evolution, E-UTRAN is optimized traditional UTRAN structure,Adopt flat network structure, Access Network only comprises eNB (EvolvedNodeB, base station), no longer includes RNC (RadioNetworkController, radio network controller). UE(UserEquipment, user terminal) by Uu interface (Interface between UE and UTRAN) be connected with E-UTRAN, set up physical connection by air protocol and E-UTRAN, then pass through E-UTRAN set up and EPC(EvolvedPacketCore, the packet-based core networks of evolution) between connection, thereby can be to EPCThe service of initiation application request.
The main purpose that LTE introduces comprises that mode realizes high data throughput and low time delay as far as possible efficiently. But, fromIn the long run, along with the increase of LTE number of users, if number of users is too many in community, performance just may be affected so.In addition, along with the increase of active user quantity, cell-edge performance will be along with SINR (SignaltoInterferencePlusNoiseRatio, Signal to Interference plus Noise Ratio) reduction and be affected, certainly, the property such as the wireless coverage of community diverse location pointCan parameter also be not quite similar, if want well to process similar this problem, just need to mention community wireless coverage etc.This problem of performance measurement.
In order to ensure the normal operation of LTE wireless communication system, after LTE system actual deployment, need to be wireless to communityThe performances such as covering are measured fully, for example peak throughput and delay testing etc., and only having overall understanding, community is wireless coversThe performance parameters such as lid, just can guarantee in whole community for user provides high-quality reliable high data rate services.
LTE system is disposed also in the starting stage, is not also a ripe product, carries out at present community wireless coverage etc.The mode that performance measurement is taked is exactly to use to support the UE of LTE system to flow operational trials (existing Samsung, high pass etc. at presentCompany issues the UE that supports LTE system), specifically have: the VoIP(networking telephone) tone testing, video traffic test and data serviceTests etc., to obtain the performance parameter such as wireless coverage of community reality, but current this test mode needs eNB, EPC etc.The support of network side resource, means of testing complexity, and take network side resource, restrictive condition is more, if in measuring processEPC side goes wrong and will cause measuring unsuccessfully.
Summary of the invention
The technical problem to be solved in the present invention is to provide method and system, the end of a kind of community wireless coverage performance testEnd, base station, to improve the efficiency of community wireless coverage performance test.
In order to solve the problems of the technologies described above, the invention provides the method for a kind of community wireless coverage performance test, comprising:
Terminal is attached to by community after the universal land radio access web of evolution, triggers loopback test flow process, texturalRow loopback test Packet Generation is to base station;
Described base station receives up loopback test packet and resolves, and re-groups package as descending loopback test packetAfter send to described terminal;
Described terminal is according to receiving all descending loopback test packet test cell wireless coverage performances.
Further, said method also has feature below: the step of the up loopback test packet of described terminal constructionsComprise:
Described terminal constructions IP test packet, fills out the loopback test IP address into described terminal by source IP address;
Described IP test packet is encapsulated as to PDCP (PDCP) test packet, and loopback survey is setTest-object is known.
Further, said method also has feature below: described terminal arranges loopback test mark and is specially:
In PDCP, any reserved field is set to 1.
Further, said method also has feature below: described IP test packet is encapsulated as PDCP by described terminalThe step of test packet is specially:
The form that uses the PDCP data protocol data cell of 12 bit sequence number values, is encapsulated as described IP test packetPDCP test packet.
Further, said method also has feature below: described base station receives up loopback test packet and carries outResolve, re-group package and comprise for the step of descending loopback test packet:
Up loopback test packet is resolved in described base station, if detect, up loopback test packet is with loopback testMark, repacks the IP test packet parsing, then this IP test packet is encapsulated as to PDCP test packet,And loopback test mark is set.
Further, said method also has feature below: described base station is beaten again to the IP test packet parsingThe step of bag comprises:
The loopback test IP address into described terminal is filled out in object IP address, source IP address is filled out to the loopback into described base stationTest I P address.
Further, said method also has feature below: the step that described terminal triggers loopback test flow process comprises:
Described terminal starts loopback test after receiving the instruction that user operates loopback test menu, initiates to set up described terminalAnd wireless dedicated bearer between described base station, and the quality of service class mark of test service is set, described loopback test menuComprise multiple business test item.
Further, said method also has feature below: described terminal is according to receiving descending loopback test packetAfter the step of test cell wireless coverage performance, also comprise,
Described terminal is presented at test result on interface, or test result is saved as to test log file, orTo test knot circle report network side.
In order to address the above problem, the present invention also provides a kind of terminal, comprising:
Trigger module, for being attached to by community after the universal land radio access web of evolution, triggers loopback test streamJourney;
Constructing module, for constructing up loopback test Packet Generation to base station;
Test module, for according to receive all descending loopback test packet test cell returned described base station withoutLine covering performance.
Further, above-mentioned terminal also has feature below: described constructing module comprises:
Structural unit, for constructing IP test packet, fills out the loopback test IP address into described terminal by source IP address;
Encapsulation unit, for being encapsulated as described IP test packet PDCP (PDCP) test dataBag, and loopback test mark is set.
Further, above-mentioned terminal also has feature below: described encapsulation unit, and specifically for using 12 bit sequence number valuesThe form of PDCP data protocol data cell, described IP test packet is encapsulated as to PDCP test packet, will described inIn PDCP, any reserved field is set to 1.
Further, above-mentioned terminal also has feature below: described trigger module comprises:
Start unit, starts loopback test after operating the instruction of loopback test menu for receiving user, wherein, and described ringReturn test menu and comprise multiple business test item;
Set up unit, for starting after loopback test at described start unit, initiate to set up described terminal and described base stationBetween wireless dedicated bearer, and the quality of service class mark of test service is set.
Further, above-mentioned terminal also has feature below: described test module, and after the wireless coverage performance of test cellAlso for, test result is presented on interface, or test result is saved as to test log file, or will test knot circleReport network side.
In order to address the above problem, the present invention also provides a kind of base station, comprising:
Parsing module, for receiving after the loopback test packet of terminal transmission, parses IP test packet;
Packetization module, after described IP test packet is repacked, exports to package module;
Described package module, for being encapsulated as PDCP test data by the IP test packet of described packetization module outputBag, and loopback test mark is set.
Further, above-mentioned base station also has feature below: described packetization module, described IP test packet is beaten againBag specific implementation is: the loopback test IP address into described terminal is filled out in object IP address, source IP address is filled out as described base stationLoopback test IP address.
In order to address the above problem, the present invention also provides the system of a kind of test cell wireless coverage performance, comprisesThe terminal of stating and above-mentioned base station.
To sum up, the invention provides method and system, terminal, the base station of a kind of community wireless coverage performance test, do not needTake any Internet resources of core net, simply efficient, can greatly improve the efficiency of community wireless coverage performance measurement.
Brief description of the drawings
Fig. 1 is E-UTRAN network architecture diagram;
Fig. 2 is the schematic diagram of the system of test cell of the present invention wireless coverage performance;
Fig. 3 is the flow chart of the method for a kind of community wireless coverage performance test of the present invention;
Fig. 4 is the schematic diagram that passes through UE and eNB test cell wireless coverage performance of one embodiment of the invention;
Fig. 5 is networking graph of a relation between the UE of the embodiment of the present invention and eNB;
Fig. 6 is the flow chart of the method for the community wireless coverage performance test of the embodiment of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, hereinafter in connection with accompanying drawing to the present inventionEmbodiment be elaborated. It should be noted that, in the situation that not conflicting, in embodiment and embodiment in the applicationFeature can mutually be combined.
Fig. 2 is the schematic diagram of the system of test cell of the present invention wireless coverage performance, as shown in Figure 2, and the present embodimentSystem comprises: UE and eNB, wherein,
UE, for being attached to by community after the universal land radio access web of evolution, triggers loopback test flow process, structureUp loopback test Packet Generation is to eNB; For testing according to all descending loopback test packet that receives eNB transmissionCommunity wireless coverage performance;
ENB, resolves for receiving up loopback test packet, re-groups package as descending loopback test packetAfter send to described UE.
In the present embodiment, described UE can comprise module below:
Trigger module, for being attached to after E-UTRAN by community, triggers loopback test flow process;
Constructing module, for constructing up loopback test Packet Generation to eNB;
Test module, for according to receive all descending loopback test packet test cell that described eNB returns withoutLine covering performance.
Wherein, described constructing module can comprise lower unit:
Structural unit, for constructing IP test packet, fills out the loopback test IP address into described terminal by source IP address;
Encapsulation unit, for passing through PDCP(PacketDataConvergenceProtocol, packet data convergence associationView) encapsulate described IP test packet, be encapsulated as PDCP test packet, and loopback test mark is set.
Wherein, described encapsulation unit specifically for, use the PDCPDATAPDU(association of 12 (bit) sequence numbers (SN) valuesView data cell) form, described IP test packet is encapsulated as to PDCP test packet, by any reservation in PDCPField is set to 1.
In a preferred embodiment, described trigger module can comprise:
Start unit, starts loopback test after operating the instruction of loopback test menu for receiving user, wherein, and described ringReturn test menu and comprise multiple business test item;
Set up unit, for starting after loopback test at described start unit, initiate to set up described terminal and described base stationBetween wireless dedicated bearer, and the quality of service class mark of test service is set.
In a preferred embodiment, after the wireless coverage performance of described test module test cell also for, will test knotFruit is presented on interface, or test result is saved as to test log file, or will test knot circle report network side.
In the present embodiment, described eNB can comprise module below:
Parsing module, for receiving after the loopback test packet of terminal transmission, parses IP test packet;
Packetization module, after described IP test packet is repacked, exports to package module;
Described package module, for being encapsulated as PDCP test data by the IP test packet of described packetization module outputBag, and loopback test mark is set.
Wherein, described packetization module is repacked specific implementation to described IP test packet and is: object IP address is filled outFor the loopback test IP address of described terminal, source IP address is filled out to the loopback test IP address into described base station.
Fig. 3 is the flow chart of the method for a kind of community wireless coverage performance test of the present invention, as shown in the figure, and this method bagDraw together step below:
S10, UE are attached to by community after the universal land radio access web of evolution, trigger loopback test flow process, structureUp loopback test Packet Generation is to eNB;
S20, described eNB receive up loopback test packet and resolve, and re-group package as descending loopback test numberAccording to sending to described UE after bag;
S30, described UE are according to receiving all descending loopback test packet test cell wireless coverage performances.
By method of the present invention, do not need to take any Internet resources of core net, simply efficient, can greatly improveThe efficiency of community wireless coverage performance measurement.
Fig. 4 is the schematic diagram that passes through UE and eNB test cell wireless coverage performance of one embodiment of the invention, as Fig. 4 instituteShow, after UE and eNB connect, utilize the reserved field in existing PDCP, by any definition of this reserved fieldFor loopback test mark, and then increase respectively loopback test module in UE and eNB software, UE increases loopback test in interfaceMenu, such as:
VoIP tone testing: include but not limited to that speech coding technology G.711, G.723, G.726, G.729 etc.
Video traffic test: include but not limited to video image compression coding international standard H.261, H.263, and MPEG-2, MPEG-4, wherein, MPEG is MovingPicturesExpertsGroup/MotinPicturesExpertsGroup is dynamic image expert group.
IP data service test: include but not limited to upload download.
Other kinds QoS(QualityofService, service quality) operational trials etc.
User operates UE loopback test menu and starts after loopback test, returns the simulation RB in test module by UE side ring(RadioBearer, radio bearer) administration module initiates to set up the dedicated bearer between UE and eNB; Wireless dedicated bearer is builtAfter vertical, UE is according to the not isostructure different Q CI(QosClassicIdentifier of test service, and Qos class identifies) and compriseSuch as 127.0.0.1 of loopback test IP(chooses: 127.0.0.1 is to 127.255.255.255 from loop-back address section, withUnder be called loopback test IP) packet, then notify PDCP layer that loopback test mark is set, in PDCP data packet head, establishPut loopback test flag (be in the reserved field in PDCP, any one be set to 1 all can), and complete PDCP seal dress beatBag: can adopt SN(SequenceNumber, sequence number) for 12bit(position) the form of PDCPDATAPDU pack, UESide sends to eNB by the PDCP packet of having constructed by Uu interface.
After eNB side is resolved the PDCP packet with loopback test mark, (eNB side also needs tenaculum loopback test markPDCP wraps parsing), the IP test packet after resolving is passed to the loopback test module on upper strata, loopback test module is found to receiveIP packet in IP address while being loopback test IP address, just the packet of receiving is returned to processing (by dataBag returns to UE).
UE side receives that the packet of eNB passback just can carry out the computational analysis such as peak throughput, time delay (now afterwardsWhether packet abandons by loopback test module determines), so can be by send the VoIP language of simulation between UE and eNBSound bag, video packets and packet reach the object of the wireless performances such as test cell wireless coverage.
UE and two kinds of resources of eNB are only used in the wireless coverage performance test of method of the present invention small area, and means of testingSimply, general, the object that reaches the wireless coverage performance indications such as test cell peak throughput and time delay that can be fabulous, passes throughThe scheme providing in the present invention can solve following problem:
The test such as wireless coverage, flow, time delay of all communities under current eNB is provided in real time by network personnel's requirement, withTime provide a kind of simple and practical means of testing for the network optimization, and it is each further between UE and eNB, to test wireless sideThe time delay (without considering EPC) of class QoS business.
With an example, the implementation step in the present invention is described below, the networking in this test scene between UE and eNB is closedThe figure of system as shown in Figure 5. Under eNB, dispose 2 CELL(communities), in UE side software, increase loopback test module, simultaneously UE menuMiddle increase loopback test item, includes but not limited to VoIP tone testing, video measurement and data transmit-receive survey under loopback test menuThe submenus such as examination, UE connects by the CELL1 under Uu mouth and eNB. Fig. 6 is the community wireless coverage of the embodiment of the present inventionThe flow chart of the method that can test, as shown in the figure, comprises step below:
Step 401: the UE with loopback test function supports loopback test function by eNB() under CELL1 be attached to E-In UTRAN.
Step 402:UE structure tone testing Packet Generation is to base station;
In the present embodiment, start VoIP tone testing by the loopback test item in UE loopback test menu and (can be alsoThe test items such as video measurement or data transmit-receive test), initiate wireless dedicated bearer and set up, and the QCI of speech business is set, and willThe source IP address of ip voice packet (or voice document) is filled out the loopback test IP address into terminal, then notifies PDCP layer to encircleReturn test mark and be set to 1, by PDCP VoP header(head) in loopback test mark to be set to 1(be in PDCPReserved field any one be set to 1 all can), last UE mails to eNB by eating dishes without rice or wine by this tested speech packet.
Step 403:eNB receives after tone testing packet, resolves, and after re-grouping package, returns to UE;
After eNB receives the PDCP VoP with loopback test mark, carry out PDCP bag and resolve, if loopbackTest I P voice packet, by the ip voice package forward after resolving, to upper strata loopback test module, loopback test module is foundAfter source IP address is loopback test IP in the IP bag of receiving, the ip voice packet of receiving is repacked to object/source IP addressFill out respectively the loopback test IP of UE/eNB. Equally, in eNB PDCP protocol layer when packing by PDCP VoP headerLoopback test mark be set to 1, by eating dishes without rice or wine, this VoP is postbacked to UE.
Step 404:UE carries out analyzing and processing after receiving the loopback test VoP that eNB beams back;
UE is unpacked by PDCP/IP layer successively, then by loopback test module, speech data is analyzed to (language afterwardsWhether sound data bag is to be dropped, and still proceeds to postback test, and need to discharge RB dedicated bearer etc., by loopback testModule decides according to practical application), obtain thus under CELL1 the community wireless performance parameters such as voice data transmission time delay, surveyTest result can be preserved flexibly, can directly on UE interface, show, save as test log file or report network side placeReason all can.
By above several steps, just complete once the loopback test between complete UE and eNB to be measured, and this processDo not take any Internet resources of core net, simply efficient, can greatly improve the efficiency of the performance measurements such as community wireless coverage, toolBody, has the following advantages:
1, do not need core net to participate in completely, reduce offered load;
2, convenient test, improves test effect.
One of ordinary skill in the art will appreciate that all or part of step in said method can carry out instruction by programRelated hardware completes, and described program can be stored in computer-readable recording medium, as read-only storage, disk or CDDeng. Alternatively, all or part of step of above-described embodiment also can realize with one or more integrated circuits. CorrespondingGround, the each module/unit in above-described embodiment can adopt the form of hardware to realize, and also can adopt the shape of software function moduleFormula realizes. The present invention is not restricted to the combination of the hardware and software of any particular form.
These are only the preferred embodiments of the present invention, certainly, the present invention also can have other various embodiments, is not deviating from thisIn the situation of invention spirit and essence thereof, those of ordinary skill in the art are when making according to the present invention various corresponding changesAnd distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (13)
- The method of 1.Yi Zhong community wireless coverage performance test, comprising:Terminal is attached to by community after the universal land radio access web of evolution, triggers loopback test flow process, constructs up ringReturn test packet and send to base station;Described base station receives up loopback test packet and resolves, and re-groups package as sending out after descending loopback test packetGive described terminal;Described terminal is according to receiving all descending loopback test packet test cell wireless coverage performances;The step of the up loopback test packet of described terminal constructions comprises:Described terminal constructions IP test packet, fills out the loopback test IP address into described terminal by source IP address;Described IP test packet is encapsulated as to PDCP PDCP test packet, and loopback test mark is setKnow.
- 2. the method for claim 1, is characterized in that: described terminal arranges loopback test mark and is specially:In PDCP, any reserved field is set to 1.
- 3. the method for claim 1, is characterized in that: described terminal is encapsulated as PDCP by described IP test packet and surveysThe step of examination packet is specially:The form that uses the PDCP data protocol data cell of 12 bit sequence number values, is encapsulated as PDCP by described IP test packetTest packet.
- 4. the method as described in claim 1-3 any one, is characterized in that: described base station receives up loopback test dataBag is resolved, and re-groups package and comprises for the step of descending loopback test packet:Up loopback test packet is resolved in described base station, if detect, up loopback test packet is with loopback test markKnow, the IP test packet parsing is repacked, then this IP test packet is encapsulated as to PDCP test packet, andLoopback test mark is set.
- 5. method as claimed in claim 4, is characterized in that: repack the IP test packet parsing described base stationStep comprise:The loopback test IP address into described terminal is filled out in object IP address, source IP address is filled out to the loopback test into described base stationIP address.
- 6. the method for claim 1, is characterized in that: the step that described terminal triggers loopback test flow process comprises:Described terminal starts loopback test after receiving the instruction that user operates loopback test menu, initiates to set up described terminal and instituteState the wireless dedicated bearer between base station, and the quality of service class mark of test service is set, described loopback test menu comprisesMultiple business test item.
- 7. the method as described in any one in claim 1-3,5,6, is characterized in that: described terminal is according to receiving descending ringAfter returning the step of test packet test cell wireless coverage performance, also comprise,Described terminal is presented at test result on interface, or test result is saved as to test log file, or will surveyShi Jie circle report network side.
- 8. a terminal, comprising:Trigger module, for being attached to by community after the universal land radio access web of evolution, triggers loopback test flow process;Constructing module, for constructing up loopback test Packet Generation to base station;Test module, receives for basis wireless the covering in all descending loopback test packet test cell of returning described base stationLid performance;Described constructing module comprises:Structural unit, for constructing IP test packet, fills out the loopback test IP address into described terminal by source IP address;Encapsulation unit, for described IP test packet is encapsulated as to PDCP PDCP test packet, and establishesPut loopback test mark.
- 9. terminal as claimed in claim 8, is characterized in that,Described encapsulation unit, specifically for using the form of PDCP data protocol data cell of 12 bit sequence number values, will described inIP test packet is encapsulated as PDCP test packet, and in described PDCP, any reserved field is set to 1.
- 10. terminal as claimed in claim 8, is characterized in that, described trigger module comprises:Start unit, starts loopback test after operating the instruction of loopback test menu for receiving user, and wherein, described loopback is surveyedExamination menu comprises multiple business test item;Set up unit, for starting after loopback test at described start unit, initiate to set up between described terminal and described base stationWireless dedicated bearer, and the quality of service class mark of test service is set.
- 11. terminals as described in claim 8-10 any one, is characterized in that,Described test module, after the wireless coverage performance of test cell also for, test result is presented on interface, or willTest result saves as test log file, or will test knot circle report network side.
- 12. 1 kinds of base stations, comprising:Parsing module, for receiving after the loopback test packet of terminal transmission, parses IP test packet;Packetization module, after described IP test packet is repacked, exports to package module;Described package module, for the IP test packet of described packetization module output is encapsulated as to PDCP test packet, andLoopback test mark is set;Described packetization module, repacks specific implementation to described IP test packet and is: object IP address was filled out as described endThe loopback test IP address of end, fills out the loopback test IP address into described base station by source IP address.
- The system of 13. 1 kinds of test cell wireless coverage performances, comprising: the terminal described in claim 8-11 any one and rightRequire the base station described in 12.
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| CN105050106B (en) | 2015-08-24 | 2019-12-10 | 中磊电子（苏州）有限公司 | measurement control method and base station applying same |
| CN105208570B (en) | 2015-09-09 | 2020-02-07 | 中磊电子（苏州）有限公司 | Small-sized base station and operation method thereof |
| CN107786993B (en) * | 2016-08-26 | 2021-10-01 | 深圳市中兴微电子技术有限公司 | Signal testing method and device |
| CN107222887B (en) * | 2017-06-19 | 2020-03-24 | 京信通信系统（中国）有限公司 | Communication performance testing method and device for base station wireless side transmission path |
| CN109600787A (en) * | 2018-12-12 | 2019-04-09 | 京信通信系统（中国）有限公司 | Base station is eated dishes without rice or wine throughput performance test method, device and system |
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| CN1777126A (en) * | 2005-12-12 | 2006-05-24 | 史文勇 | System and method for conducting comprehensive measurement and association analysis to time delay and drop |
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