WO2014023263A1 - 统计数据无线承载弃包率的方法及装置 - Google Patents
统计数据无线承载弃包率的方法及装置 Download PDFInfo
- Publication number
- WO2014023263A1 WO2014023263A1 PCT/CN2013/081161 CN2013081161W WO2014023263A1 WO 2014023263 A1 WO2014023263 A1 WO 2014023263A1 CN 2013081161 W CN2013081161 W CN 2013081161W WO 2014023263 A1 WO2014023263 A1 WO 2014023263A1
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- WO
- WIPO (PCT)
- Prior art keywords
- drb
- qci
- downlink
- packets
- discard rate
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
Definitions
- the present invention relates to the field of communications technologies, and in particular, to a method and an apparatus for a packet loss rate of a Data Radio Bearer (DRB).
- DRB Data Radio Bearer
- KPI statistics refer to the statistics of system performance indicators at various key points in a wireless communication system.
- the statistical values of KPIs can comprehensively and accurately reflect the running performance of the system.
- the DRB discard rate is an important performance indicator of the KPI to monitor the system performance.
- UE User Equipment
- the source-side base station collects the downlink data volume of the DRB received from the core network as C1, the number of lost packets in the base station is LostNuml, and the amount of data sent to the UE through the air interface is Dnuml, and the data is passed.
- the amount of data that is sent back to the target side base station by the back-end tunnel is BackNum;
- the amount of downlink DRB data received by the target-side base station from the core network is C2
- the amount of data received from the back-propagation tunnel is BackNum
- the amount of data sent to the UE through the air interface is Dnum2
- the amount of data lost inside the base station is LostNum2.
- the packet rejection rate of the source side base station cell is: LostNuml/Cl
- the packet rejection rate of the target side base station cell is: LostNum2/(C2+BackNum).
- CI LostNuml + Dnuml + BackNum. Comparing the formula for calculating the packet rejection rate of the source side base station and the target side base station, and comparing the calculation formula of the downlink DRB discard rate of the source side cell A and the target side cell B, In the case that the UE handover is frequent, the number of back-transmission data packets will be relatively large. This repeated calculation will dilute the calculation result of the KPI, affect the accuracy of the KPI calculation, and adversely affect the monitoring of the system operation performance.
- the embodiment of the present invention provides a method and a device for calculating a DRB packet loss rate, which are used to solve the adverse effect on the system performance monitoring caused by the inaccuracy of the packet loss rate calculation in the related art.
- the embodiment of the invention discloses a method for counting the DRB discard rate, which includes:
- the DRB discarding rate is calculated according to the related parameter, where the downlink DRB backhaul data does not participate in the calculation of the DRB discard rate.
- the step of calculating relevant parameters for calculating the DRB discard rate includes:
- the number of downlink DRB data packets, the number of downlink DRB discarded packets, and the downlink reverse DRB received by the source cell in a predetermined period are counted on the radio bearers of each quality of service class identifier (QCI) level. The number of packets.
- QCI quality of service class identifier
- the DRB discard rate of the source cell is calculated according to the following formula:
- N(T, qci) - N X2 (T, qci) bearer the DRB discard rate in a predetermined period
- N(7 ⁇ d) indicates the number of packets of all downlink DRB data received by the source cell
- N x2 ( T, qci) indicates the number of downlink backhaul DRB packets
- Ddisci, qci) indicates the number of downlink DRB discards.
- the step of calculating relevant parameters for calculating the DRB discard rate includes: After the source cell is activated, the number of downlink DRB discards of the cell, the number of downlink DRB packets successfully obtained by the hybrid automatic repeat request (HARQ ), and the DRB data of the HARQ failure are counted in the radio bearer of each QCI level in a predetermined period. The number of packages.
- the DRB discard rate of the source cell is calculated according to the following formula:
- the DRB discard rate in a predetermined period, Z3 ⁇ 4fo c (7 ⁇ d) represents the downlink DRB of the source side zone
- the number of discarded packets, N(T, q C P), indicates the number of downlink DRB packets that HARQ succeeds
- D!oss(T, qcP) indicates the number of downlink DRB packets for which HARQ failed.
- the embodiment of the present invention further provides a device for discarding a DRB rate, including: a statistics module, configured to: in a cross-site/cross-board handover scenario, calculate, according to a source cell, a related parameter used to calculate a DRB discard rate; And a calculation module, configured to: calculate a DRB discard rate according to the relevant parameter, where the downlink DRB backhaul data does not participate in the calculation of the DRB discard rate.
- a statistics module configured to: in a cross-site/cross-board handover scenario, calculate, according to a source cell, a related parameter used to calculate a DRB discard rate
- a calculation module configured to: calculate a DRB discard rate according to the relevant parameter, where the downlink DRB backhaul data does not participate in the calculation of the DRB discard rate.
- the statistic module is configured to count, on a radio bearer of each QoS class identifier QCI level, after the source cell is activated, the number of all downlink DRB data packets received by the cell in a predetermined period, The number of downlink DRB discards and the number of downlink backhaul DRB packets.
- the calculation module is configured to calculate a DRB discard rate of the cell according to the following formula:
- M(T,qci) where ⁇ ( ⁇ , qci) represents any QCI level of wireless
- N(T,qci)-N X2 (T,qci) bearer the DRB discard rate in a predetermined period
- N(7 ⁇ d) indicates the number of packets of all downlink DRB data received by the source cell
- N I2 (r, c) indicates the number of downlink backhaul DRB packets
- DdisclT'qcP indicates the number of downlink DRB packets.
- the statistic module is configured to count, on a radio bearer of each QCI level, after the source cell is activated, the number of downlink DRB discards of the source cell, the number of downlink DRB packets successfully succeeded by the HARQ, and The number of DRB packets that HARQ failed.
- the calculation module is configured to calculate a DRB discard rate of the cell according to the following formula:
- N (T, qci) + Dloss (T, qci) + Disc (qci) level radio bearer DRB discard rate in a predetermined period
- Ddis C (T, qci) indicates the number of downlink DRB discards of the source cell
- N(T, qci) indicates the number of downlink DRB packets that the HARQ succeeds
- Dloss(T, qci) indicates the number of downlink DRB packets that the HARQ failed.
- the embodiment of the present invention can accurately calculate the DRB packet loss rate, and does not dilute the calculation result of the DRB packet loss rate, thereby not affecting the monitoring of the system running performance.
- FIG. 1 is a schematic diagram of transmission of a downlink DRB data packet in a cross-station handover process of the related art
- FIG. 2 is a schematic flowchart of a first method embodiment of the present invention
- FIG. 3 is a schematic diagram of an application scenario of a second method embodiment of the present invention.
- FIG. 4 is a schematic flow chart of a second method embodiment of the present invention.
- FIG. 5 is a schematic diagram of an application scenario of a third method embodiment of the present invention.
- FIG. 6 is a schematic flow chart of a third method embodiment of the present invention.
- Figure 7 is a schematic view showing the structure of an embodiment of the apparatus of the present invention. Preferred embodiment of the invention
- FIG. 2 is a schematic flowchart of a method according to an embodiment of the present invention, including:
- Step 201 Calculate the relevant parameters of the DRB discard rate for the source side cell in the cross-site/cross-board switching scenario
- Step 202 Calculate a DRB discard rate according to the related parameter, and the downlink DRB backhaul data does not participate in the calculation of the DRB discard rate in the calculation process.
- FIG. 3 is a schematic diagram of an application scenario of a second method embodiment of the present invention.
- FIG. 4 is a schematic flowchart of a second method according to an embodiment of the present invention.
- a cell GTPU user-side GPRS tunneling protocol, GPRS is a general packet radio service
- X2 downlink back-transmission packet statistics is added. Including the following steps:
- FIG. 5 is a schematic diagram of an application scenario of a third method embodiment of the present invention.
- FIG. 6 is a schematic flowchart of a third method according to an embodiment of the present invention.
- the downlink DRB discarding number of the cell the number of downlink DRB packets successfully succeeded by the HARQ, and the downlink DRB packet of the HARQ failure are used.
- Calculate the packet rejection rate of the cell including the following steps:
- FIG. 7 is a schematic structural diagram of an apparatus according to an embodiment of the present invention, including: a statistics module and a calculation module, where
- the statistics module is configured to count the parameters related to the DRB discard rate for the source side cell in the cross-site/cross-board switching scenario
- the calculation module is configured to calculate a DRB discard rate according to the related parameter, and the downlink DRB back-transmission data does not participate in the calculation of the DRB discard rate during the calculation process.
- the statistic module When the statistic module is set to, in the cross-station/cross-board handover scenario, for the source-side cell, after the cell is activated, the QoS of each QoS class identifier QCI level is counted, and the cell is in a predetermined period. The number of all downlink DRB packets received, the number of downstream DRB packets, and the reverse The number of DRB packets is transmitted.
- the calculation module is set to calculate the DRB discard rate of the cell according to the following formula: Ddisc(T, qci) * 1000000
- N(7 ⁇ d) indicates the number of packets of all downlink DRB data received by the cell
- N x2 (T, qci) indicates the number of downlink backhaul DRB packets
- Ddisci, qci) indicates the number of downlink DRB discards.
- the statistic module When the statistic module is set to, in the cross-station/cross-board handover scenario, for the source-side cell, after the cell is activated, the radio bearer of each QCI level is counted, and the downlink DRB of the cell is discarded in a predetermined period.
- the calculation module is configured to calculate the DRB discard rate of the cell according to the following formula:
- the DRB discard rate in a predetermined period indicates the number of downlink DRB discards of the source side cell
- N (qci) indicates the number of downlink DRB packets successfully HARQ
- D siT 'qci indicates the number of downstream DRB packets for which HARQ failed.
- the embodiment of the present invention provides a method and a device for calculating a DRB packet rejection rate.
- the downlink DRB back-transmission data does not participate in the packet-side rate calculation of the source-side cell.
- the source side cell is seen as a transparent entity. In this way, even if the UE handover is relatively frequent, the number of back-transmission data packets is relatively large.
- the calculation method of the embodiment of the present invention can accurately calculate the DRB packet loss rate, and does not dilute the calculation result of the DRB packet loss rate. This in turn does not affect the monitoring of system performance.
- modules or steps of the present invention described above can be implemented with a general purpose computing device, which can be centralized on a single computing device, or distributed. Alternatively, on a network of computing devices, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, The steps shown or described may be performed in an order different than that herein, or they may be separately fabricated into individual integrated circuit modules, or a plurality of the modules or steps may be implemented as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software.
- the embodiment of the invention can accurately calculate the DRB packet loss rate, and does not dilute the calculation result of the DRB packet loss rate, thereby not affecting the monitoring of the system running performance.
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Abstract
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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EP13828229.8A EP2884794B1 (en) | 2012-08-09 | 2013-08-09 | Method and device for performing statistics on data radio bearer packet loss rate |
JP2015525729A JP6029196B2 (ja) | 2012-08-09 | 2013-08-09 | データ無線ベアラパケット廃棄率の統計方法及び装置 |
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CN201210281696.0A CN102868546B (zh) | 2012-08-09 | 2012-08-09 | 统计数据无线承载弃包率的方法及装置 |
CN201210281696.0 | 2012-08-09 |
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JP (1) | JP6029196B2 (zh) |
CN (1) | CN102868546B (zh) |
WO (1) | WO2014023263A1 (zh) |
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CN102868546B (zh) * | 2012-08-09 | 2016-02-10 | 中兴通讯股份有限公司 | 统计数据无线承载弃包率的方法及装置 |
CN110995773B (zh) * | 2016-05-24 | 2021-01-05 | 华为技术有限公司 | QoS控制方法及设备 |
CN108809590B (zh) | 2017-05-05 | 2019-10-15 | 中国移动通信有限公司研究院 | 一种数据传输方法和新接入子层实体 |
CN109451788B (zh) * | 2017-07-20 | 2021-11-30 | 北京小米移动软件有限公司 | 一种数据传输方法和装置 |
Citations (3)
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US20080080390A1 (en) * | 2006-09-28 | 2008-04-03 | Fujitsu Limited | Packet loss rate calculation system |
CN102065464A (zh) * | 2010-12-27 | 2011-05-18 | 北京邮电大学 | 一种异构网络下分层流传输的子层绑定方法及移动终端 |
CN102868546A (zh) * | 2012-08-09 | 2013-01-09 | 中兴通讯股份有限公司 | 统计数据无线承载弃包率的方法及装置 |
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BR112013011154B1 (pt) * | 2010-11-05 | 2022-02-22 | Interdigital Patent Holdings,Inc. | Medições de camada 2 relacionadas à interface de nó de retransmissão e manipulação do nó de retransmissão em equilíbrio de carga de rede, método para realizar medições de uso de rádio, nó b e sistema para mudança automática de um nó de retransmissão |
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- 2012-08-09 CN CN201210281696.0A patent/CN102868546B/zh not_active Expired - Fee Related
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- 2013-08-09 JP JP2015525729A patent/JP6029196B2/ja not_active Expired - Fee Related
- 2013-08-09 WO PCT/CN2013/081161 patent/WO2014023263A1/zh active Application Filing
- 2013-08-09 EP EP13828229.8A patent/EP2884794B1/en not_active Not-in-force
Patent Citations (3)
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US20080080390A1 (en) * | 2006-09-28 | 2008-04-03 | Fujitsu Limited | Packet loss rate calculation system |
CN102065464A (zh) * | 2010-12-27 | 2011-05-18 | 北京邮电大学 | 一种异构网络下分层流传输的子层绑定方法及移动终端 |
CN102868546A (zh) * | 2012-08-09 | 2013-01-09 | 中兴通讯股份有限公司 | 统计数据无线承载弃包率的方法及装置 |
Non-Patent Citations (1)
Title |
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"Evolved Universal Terrestrial Radio Access (E-UTRA); Layer2-Measurements (3GPPTS 36.314 version 10.2.0 Release 10)", ETSI TS 136 314 V10.2.0, LTE, 30 November 2011 (2011-11-30), XP014068375 * |
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EP2884794B1 (en) | 2017-04-26 |
CN102868546B (zh) | 2016-02-10 |
JP2015530023A (ja) | 2015-10-08 |
JP6029196B2 (ja) | 2016-11-24 |
EP2884794A4 (en) | 2015-08-26 |
CN102868546A (zh) | 2013-01-09 |
EP2884794A1 (en) | 2015-06-17 |
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