WO2013115254A1 - Procédé de communication mobile et station de base sans fil - Google Patents

Procédé de communication mobile et station de base sans fil Download PDF

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Publication number
WO2013115254A1
WO2013115254A1 PCT/JP2013/052052 JP2013052052W WO2013115254A1 WO 2013115254 A1 WO2013115254 A1 WO 2013115254A1 JP 2013052052 W JP2013052052 W JP 2013052052W WO 2013115254 A1 WO2013115254 A1 WO 2013115254A1
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WO
WIPO (PCT)
Prior art keywords
base station
mobile station
location information
radio base
measurement
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Application number
PCT/JP2013/052052
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English (en)
Japanese (ja)
Inventor
ウリ アンダルマワンティ ハプサリ
健一郎 青柳
アニール ウメシュ
高橋　秀明
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株式会社エヌ・ティ・ティ・ドコモ
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Publication date
Application filed by 株式会社エヌ・ティ・ティ・ドコモ filed Critical 株式会社エヌ・ティ・ティ・ドコモ
Publication of WO2013115254A1 publication Critical patent/WO2013115254A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/18—Network planning tools
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition

Definitions

  • the present invention relates to a mobile communication method and a radio base station.
  • the LTE (Long Term Evolution) method collects measurement results of predetermined radio quality in a real environment from a mobile station UE, thereby reducing the labor and cost of a driving test (Drive Test) performed by a communication carrier. (Minimization of Drive Tests, measurement running test) is defined.
  • MDT is defined in the LTE Release-10 system, the radio base station eNB, the radio quality measurement result reported by the mobile station UE (RSRP: Reference Signal Received Power, RSRQ: Reference Signal Received Quality) and the mobile station UE
  • RSRP Reference Signal Received Power
  • RSRQ Reference Signal Received Quality
  • the location information is reported to the operation and maintenance server OAM (Operation And Maintenance).
  • the radio base station eNB reports the location information of the mobile station UE reported by the mobile station UE and the QoS (Quality) measured by the radio base station eNB itself. of Service) measurement results (throughput, CQI: Channel Quality Indicator) are reported to the operation and maintenance server OAM.
  • QoS Quality of Service
  • the radio base station eNB needs to report to the operation and maintenance server OAM in association with the location information of the mobile station UE and the QoS measurement result.
  • the radio base station eNB since the acquisition time of the location information of the mobile station UE reported by the mobile station UE and the measurement time of the QoS measurement result measured by the radio base station eNB may be different, the radio base station eNB There has been a problem that the location information of the station UE and the QoS measurement result cannot be accurately associated.
  • the present invention has been made in view of the above-described problem, and in MDT, the radio base station eNB accurately reports the location information of the mobile station UE and the QoS measurement result to the operation and maintenance server OAM. It is an object of the present invention to provide a mobile communication method and a radio base station that can be used.
  • a first feature of the present invention is a mobile communication method, in which the radio base station measures the throughput of downlink data addressed to the mobile station, and the radio base station uses the location information of the mobile station Step B for managing a period, Step C for measuring predetermined radio quality according to measurement configuration information received by the mobile station from the radio base station, and the mobile station for the radio base station, A step D for reporting the measurement result and location information of the mobile station, and a step E for the radio base station to transmit a quality measurement report including the measurement result to a predetermined server.
  • the radio base station includes the latest information of the location information of the mobile station received within the valid period in the quality measurement report.
  • the second feature of the present invention is a radio base station, which is configured to measure the throughput of downlink data addressed to a mobile station, and to manage the validity period of the location information of the mobile station.
  • a measurement unit configured to receive a measurement result of predetermined radio quality and position information of the mobile station from the mobile station, and a measurement result to the predetermined server.
  • a transmission unit configured to transmit a quality measurement report including the transmission unit, wherein the transmission unit receives the latest information of the location information of the mobile station received within the validity period, and the quality measurement report
  • the gist is that it is configured to be included in
  • FIG. 1 is an overall configuration diagram of a mobile communication system according to a first embodiment of the present invention.
  • FIG. 2 is a functional block diagram of the mobile station according to the first embodiment of the present invention.
  • FIG. 3 is a functional block diagram of the radio base station according to the first embodiment of the present invention.
  • FIG. 4 is a diagram illustrating an example of “Validity Time” of “Location Information” in the mobile communication system according to the first embodiment of the present invention.
  • FIG. 5 is a diagram for explaining the operation of the mobile communication system according to the first embodiment of the present invention.
  • Mobile communication system according to the first embodiment of the present invention A mobile communication system according to a first embodiment of the present invention will be described with reference to FIG. 1 to FIG.
  • the mobile communication system according to the present embodiment includes an operation and maintenance server OAM and a radio base station eNB. Note that, in the mobile communication system according to the present embodiment, it is possible to implement MDT defined in the LTE Release-11 scheme.
  • the mobile station UE includes a receiving unit 11, a measuring unit 12, and a transmitting unit 13.
  • the receiving unit 11 is configured to receive various signals transmitted by the radio base station eNB.
  • the receiving unit 11 may be configured to receive “Measurement Configuration” instructing to measure the predetermined radio quality for MDT from the radio base station eNB.
  • the measurement unit 12 is configured to measure a predetermined radio quality for MDT in accordance with “Measurement Configuration” received by the reception unit 11.
  • the measurement unit 12 is configured to acquire “Location Information” that is position information of the mobile station UE.
  • the measurement unit 12 may be configured to acquire “Location Information” using positioning means such as GPS, LCS, or SUPL for MDT.
  • the measurement unit 12 is configured to divert the location information of the mobile station UE acquired in the location information service as the “Location Information” when using another location information service. Also good.
  • the transmission unit 13 is configured to transmit “Measurement Report” including “MDT Measurement”, which is a measurement result of the predetermined radio quality for MDT, to the radio base station eNB.
  • the transmission unit 13 may be configured to include “Location Information” acquired by the measurement unit 12 in “Measurement Report”.
  • the transmission unit 13 may be configured to transmit “Location Information” acquired by the measurement unit 12 separately from “Measurement Report”.
  • the transmission unit 13 for each specified by the "Measurement Configuration” "Measurement Interval (measurement interval)", repeated “Measurement Report” It may be configured to transmit.
  • the radio base station eNB includes a reception unit 21, a management unit 22, a measurement unit 23, a generation unit 24, a recording unit 24A, and a transmission unit 25. ing.
  • the receiving unit 21 is configured to receive various signals transmitted by the mobile station UE and the operation and maintenance server OAM.
  • the receiving unit 21 may be configured to receive “Measurement Report” including “MDT Measurement” from the mobile station UE.
  • the receiving unit 21 may be configured to receive “Location Information” from the mobile station UE separately from “Measurement Report”.
  • the receiving unit 21 may be configured to receive “Uncertainty Information (error radius)” of the “Location Information” from the mobile station UE.
  • the receiving unit 21 may be configured to receive an instruction signal designating a measurement item for MDT from the operation and maintenance server OAM.
  • the management unit 22 is configured to manage the “Validity Time” of the “Location Information” received from the mobile station UE.
  • the management unit 22 may be configured to calculate the “Validity Time” based on the “Uncertainty Information” received from the mobile station UE and the speed of the mobile station UE.
  • the management unit 22 receives “Validity Time” of “Location Information” received from the mobile station UE moving at a speed of 3 km per hour.
  • the “Validity Time” of “Location Information” received from the mobile station UE moving at 30 km / h is calculated to be “2.4 seconds” and moved at 300 km / h.
  • the “Validity Time” of the “Location Information” received from the existing mobile station UE may be calculated to be “0.24 seconds”.
  • the management unit 22 uses the fading frequency estimation (fd estimation) using SRS (Sounding Reference Signal), the cell stay time defined in “UE History Information”, and the like to determine the speed of the mobile station UE. It may be configured to determine.
  • fd estimation fading frequency estimation
  • SRS Sounding Reference Signal
  • the management unit 22 may be configured to set the time when the “Location Information” is received from the mobile station UE as the start time of the “Validity Time” when the “Validity Time” is not in progress.
  • the measurement unit 23 is configured to measure “DL Throughput” in “Active Time” in which downlink data addressed to the mobile station UE is generated.
  • the measurement unit 23 may be configured so that the data amount of downlink data transmitted during “Active Time” is “DL Throughput”.
  • the measurement unit 23 may be configured so that the time during which the downlink data is actually stored in the transmission buffer is “Active Time”.
  • the generation unit 24 is configured to generate “MDT QoS Measurement Report” to be transmitted to the operation and maintenance server OAM, and to record it in the recording unit 24A.
  • the generation unit 24 sets the latest “Location Information” received in “Validity Time” as the latest “Location Information” corresponding to “DL Throughput” in “Active Time”. It is configured to be included in “MDT QoS Measurement Report”.
  • the transmission unit 25 is configured to transmit various signals to the mobile station UE and the operation and maintenance server OAM.
  • the transmission unit 25 may be configured to transmit “Measurement Configuration” instructing the mobile station UE to measure the predetermined radio quality for MDT.
  • the transmission unit 25 may be configured to include “Indication” for instructing to acquire “Location Information” in the “Measurement Configuration”.
  • the transmission unit 25 may be configured to include “Indication” that specifies the acquisition method of “Location Information” in the “Measurement Configuration”.
  • the transmission unit 25 is configured to transmit “MDT QoS Measurement Report” generated by the generation unit 24 and recorded by the recording unit 25 to the operation and maintenance server OAM.
  • the transmission unit 25 may be configured to transmit the “MDT QoS Measurement Report” at a timing specified by the operation and maintenance server OAM.
  • the transmission unit 25 may be configured to transmit to the operation / maintenance server OAM for each “MDT QoS Measurement Report”, or is recorded by the recording unit 25 at a predetermined timing. A plurality of “MDT QoS Measurement Reports” may be collectively transmitted.
  • the mobile station UE acquires “Location Information # 1” at time T1, and “MDT Measurement # 1” and “Location Information # 1” to the radio base station eNB at time T2. ".
  • the mobile station UE may also report “Uncertainty Information # 1” of “Location Information # 1”.
  • the radio base station eNB When the radio base station eNB receives “MDT Measurement # 1” and “Location Information # 1” at time T2A, the radio base station eNB activates “Validity Time” of “Location Information”.
  • the radio base station eNB manages the “Location Information # 1” as the latest “Location Information” received in the “Validity Time”.
  • the radio base station eNB does not transmit “MDT QoS Measurement Report” including “Location Information # 1” to the operation and maintenance server OAM.
  • the radio base station eNB When the radio base station eNB detects that “Active Time (t1-t2)” is started at time t1 (that is, downlink data is generated in the transmission buffer), the radio base station eNB manages “Validity The latest “Location Information” received in “Time” is determined to be “Location Information” corresponding to “Active Time (t1-t2)”.
  • the mobile station UE acquires “Location Information # 2” at time T3, and reports “MDT Measurement # 2” and “Location Information # 2” to the radio base station eNB at time T4.
  • the mobile station UE may also report “Uncertainty Information # 2” of “Location Information # 2”. Note that the mobile station UE may report “Uncertainty Information # 2” only when “Uncertainty Information # 1” and “Uncertainty Information # 2” are different.
  • the radio base station eNB When the radio base station eNB receives “MDT Measurement # 2” and “Location Information # 2” at time T4A, the radio base station eNB receives the latest “Location Information” received from “Location Information # 1” in “Validity Time”. Update to “Location Information # 2.”
  • the radio base station eNB When the radio base station eNB detects that “Active Time (t1-t2)” has ended (that is, the transmission buffer has become empty) at time t2, the radio base station eNB notifies the operation / maintenance server OAM of “Active Time”. In addition to “DL Throughput # 1” and “MDT Measurement # 2” in (t1-t2) ”,“ MDT QoS including “Location Information # 2” as the latest “Location Information” received in “Validity Time”. “Measurement Report # 1” is transmitted.
  • the radio base station eNB may record "MDT QoS Measurement Report # 1", at a predetermined timing, with respect to operation and maintenance server OAM, it may send a "MDT QoS Measurement Report # 1" .
  • the radio base station eNB detects that “Active Time (t3-t4)” is started at time t3 (that is, that downlink data is generated in the transmission buffer), the radio base station eNB manages “Validity The latest “Location Information” received in “Time” is determined to be “Location Information” corresponding to “Active Time (t3-t4)”.
  • the mobile station UE reports only “MDT Measurement # 3” to the radio base station eNB without reporting “Location Information” at time T5. .
  • the radio base station eNB receives “MDT Measurement # 3” at time T5A.
  • the radio base station eNB since the radio base station eNB has not received the “Location Information”, the latest “Location Information” received in the “Validity Time” is not updated.
  • the radio base station eNB When the radio base station eNB detects that “Active Time (t3-t4)” has ended (that is, that the transmission buffer has become empty) at time t4, the radio base station eNB notifies the operation maintenance server OAM “Active Time ( In addition to “DL Throughput # 2” and “MDT Measurement # 3” in “t1-t2)”, “MDT Quality Measure including“ Location Information # 2 ”as the latest“ Location Information ”received in“ Validity Time ” "Report # 2" is transmitted.
  • the radio base station eNB may record “MDT QoS Measurement Report # 1” and transmit “MDT QoS Measurement Report # 2” to the operation and maintenance server OAM at a predetermined timing. .
  • the mobile station UE acquires “Location Information # 3” at time T6, and reports “MDT Measurement # 4” and “Location Information # 3” to the radio base station eNB at time T7.
  • the radio base station eNB receives “MDT Measurement # 4” and “Location Information # 3” at time T7A, but determines that it is not currently in “Active Time”, and notifies the operation maintenance server OAM to “Location”. Do not send “MDT QoS Measurement Report” including “Information # 3”.
  • the radio base station eNB transmits the latest “Location Information” received in the “Validity Time” to the “DL Throughput” in the “Active Time” started in the “Validity Time”. ”And the measurement time of the QoS measurement result measured by the radio base station eNB and the acquisition time of the location information of the mobile station UE reported by the mobile station UE. Time divergence can be minimized.
  • “DL Throughput” and “Location Information” are more accurately associated by determining “Validity Time” based on “Uncertainty Information” and the speed of mobile station UE. can.
  • a first feature of the present embodiment is a mobile communication method, in which a radio base station eNB performs “DL Throughput (throughput)” in “Active Time (active period)” in which downlink data addressed to the mobile station UE is generated. ”, A process B in which the radio base station eNB manages“ Validity Time (validity period) ”of“ Location Information (location information of the mobile station UE) ”, and the mobile station UE In response to the “Measurement Configuration (measurement configuration information)” received from the eNB, the process C for measuring the predetermined radio quality, and the mobile station UE sends “MDT Measurement (measurement result)” and “Measurement result” to the radio base station eNB.
  • Step E the radio base station eNB transmits “MDT QoS Measurement Report (quality measurement report)” including “MDT Measurement” to the operation and maintenance server (predetermined server).
  • the gist of the radio base station eNB is to include the latest one of the “Location Information” received in the “Validity Time” in the “MDT QoS Measurement Report”.
  • the radio base station eNB may calculate “Validity Time” based on “Uncertainty Information (error radius)” and the speed of the mobile station UE.
  • the second feature of the present embodiment is a radio base station eNB, which is configured to measure the throughput of downlink data addressed to the mobile station UE, and “Validity Time” of “Location Information”.
  • a management unit 22 configured to manage the mobile station UE, a reception unit 21 configured to receive “MDT Measurement” and “Location Information” from the mobile station UE, and an operation and maintenance server OAM,
  • a transmission unit 25 configured to transmit “MDT QoS Measurement Report” including “MDT Measurement”, and the transmission unit 25 receives “Location Information” received in “Validity Time”. For the most recent of the tion "and the spirit that has been configured to include the" MDT QoS Measurement Report ".
  • the management unit 22 may be configured to calculate “Validity Time” based on “Uncertainty Information” and the speed of the mobile station UE.
  • the operations of the mobile station UE, the radio base station eNB, and the operation and maintenance server OAM described above may be performed by hardware, may be performed by a software module executed by a processor, or may be a combination of both. May be implemented.
  • Software modules include RAM (Random Access Memory), flash memory, ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EEPROM (Electronically Erasable and Programmable, Removable ROM, and Hard Disk). Alternatively, it may be provided in a storage medium of an arbitrary format such as a CD-ROM.
  • the storage medium is connected to the processor so that the processor can read and write information from and to the storage medium. Further, such a storage medium may be integrated in the processor. Such a storage medium and processor may be provided in the ASIC.
  • the ASIC may be provided in the mobile station UE, the radio base station eNB and operation and maintenance server the OAM. Further, the storage medium and the processor may be provided as a discrete component in the mobile station UE, the radio base station eNB, or the operation and maintenance server OAM.
  • the radio base station eNB can accurately report the location information of the mobile station UE and the QoS measurement result in association with the operation and maintenance server OAM.
  • a method and a radio base station can be provided.
  • UE ... mobile station eNB ... radio base station OAM ... operation and maintenance server 11, 21 ... receiving unit 12, 23 ... measuring unit 13, 25 ... transmitting unit 22 ... calculating unit 24 ... generating unit

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention, une station de base sans fil (eNB) associe avec précision des informations de localisation d'une station mobile (UE) et un résultat de mesure de Qualité de Service les unes à l'autre et les notifie à un serveur d'exploitation et de maintenance (OAM) dans une Minimisation MDT. Ce procédé de communication mobile comprend : une étape dans laquelle une station mobile (UE) notifie la « Mesure de MDT » et les « Informations de localisation » à une station de base sans fil (eNB) ; et une étape dans laquelle la station de base sans fil (eNB) transmet un « Rapport de Mesure QoS MDT » y compris le « Rapport de mesure QoS MDT » à un serveur de maintenance d'opération (serveur prédéterminé), dans lequel la station de base sans fils (eNB) inclut, dans le « Rapport de mesure Qos MDT », les toutes dernières « Informations de localisation » reçues à l'intérieur d'une « Période de validité ».
PCT/JP2013/052052 2012-01-30 2013-01-30 Procédé de communication mobile et station de base sans fil WO2013115254A1 (fr)

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JP2012017375A JP6122242B2 (ja) 2012-01-30 2012-01-30 移動通信方法及び無線基地局
JP2012-017375 2012-07-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016180154A1 (fr) * 2015-08-05 2016-11-17 中兴通讯股份有限公司 Procédé et dispositif de minimisation retardée d'essai ambulatoire
CN113727395A (zh) * 2020-05-26 2021-11-30 中移(成都)信息通信科技有限公司 服务质量控制方法、装置、设备及介质

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7271751B1 (ja) 2022-03-15 2023-05-11 Kddi株式会社 無線品質の効率的な改善のための端末装置、制御方法、及びプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011083800A1 (fr) * 2010-01-07 2011-07-14 日本電気株式会社 Système de communication sans fil, terminal radio, réseau radio, procédé de communication sans fil et programme
JP2011238990A (ja) * 2010-04-30 2011-11-24 Ntt Docomo Inc 携帯端末装置、基地局装置、及び交換局装置並びに移動通信方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011083800A1 (fr) * 2010-01-07 2011-07-14 日本電気株式会社 Système de communication sans fil, terminal radio, réseau radio, procédé de communication sans fil et programme
JP2011238990A (ja) * 2010-04-30 2011-11-24 Ntt Docomo Inc 携帯端末装置、基地局装置、及び交換局装置並びに移動通信方法

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CATT: "Location Information for QoS Verification", 3GPP TSG RAN WG2 MEETING #75BIS, R2-115102, October 2011 (2011-10-01), pages 1 - 2 *
LG ELECTRONICS INC.: "Throughput and loss rate measurements for MDT QoS verification", 3GPP TSG-RAN WG2 MEETING #76, R2-116247, November 2011 (2011-11-01), pages 1 - 3 *
NTT DOCOMO, INC.: "Summary of email discussion [71#51] UMTS/LTE: MDT - Potential enhancements related to location info reporting", 3GPP TSG-RAN2 #71BIS, R2-105738, October 2010 (2010-10-01), pages 1 - 15 *
NTT DOCOMO, INC.: "Validity time of location information for Immediate MDT", 3GPP TSG- RAN2#72BIS, R2-110281, January 2011 (2011-01-01) *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016180154A1 (fr) * 2015-08-05 2016-11-17 中兴通讯股份有限公司 Procédé et dispositif de minimisation retardée d'essai ambulatoire
CN113727395A (zh) * 2020-05-26 2021-11-30 中移(成都)信息通信科技有限公司 服务质量控制方法、装置、设备及介质
CN113727395B (zh) * 2020-05-26 2023-09-19 中移(成都)信息通信科技有限公司 服务质量控制方法、装置、设备及介质

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