WO2011127787A1 - Procédé et système permettant de détecter une source d'interférences de liaison montante - Google Patents

Procédé et système permettant de détecter une source d'interférences de liaison montante Download PDF

Info

Publication number
WO2011127787A1
WO2011127787A1 PCT/CN2011/072258 CN2011072258W WO2011127787A1 WO 2011127787 A1 WO2011127787 A1 WO 2011127787A1 CN 2011072258 W CN2011072258 W CN 2011072258W WO 2011127787 A1 WO2011127787 A1 WO 2011127787A1
Authority
WO
WIPO (PCT)
Prior art keywords
base station
interference
terminal
parameter
power
Prior art date
Application number
PCT/CN2011/072258
Other languages
English (en)
Chinese (zh)
Inventor
任龙涛
韩立锋
王昇明
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2011127787A1 publication Critical patent/WO2011127787A1/fr

Links

Classifications

    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters

Definitions

  • the present invention relates to the field of wireless cellular communications, and in particular, to a method and system for detecting an uplink interference source. Background technique
  • Interference control is an important issue in wireless communication systems. Inter-cell interference will be more prominent in the case of co-frequency deployment of cells.
  • the typical method of inter-cell interference with inter-cell interference in the case of inter-frequency interference is to use frequency reuse technology. For macro base stations, interference can be solved through common methods. The method and rational planning to minimize the elimination of interference.
  • H(e)NB home base station
  • e NodeB
  • H(e)NB is a small, low-power base station deployed in homes and offices. Indoor spaces are mainly used to provide users with higher service rates and lower the cost of using high-rate services, while at the same time making up for the shortage of existing distributed cellular wireless communication systems.
  • the advantages of H(e)NB are affordable, convenient, low power output, plug and play, and more.
  • the H(e)NB user is connected to the core network through the home base station access network (H(e)NB AN, Home (e)NodeB Access Network), and the H(e)NB AN is composed of H(e)NB and the home base station gateway ( H(e)NB GW, Home (e)NodeB Gateway), wherein the main functions performed by the H(e)NB GW are: verifying the security of the H(e)NB, and processing the registration and connection of the H(e)NB Into the control, responsible for data exchange between the core network and H(e)NB.
  • the uplink interference may include the following cases: interference from a home base station (HUE, Home User Equipment) to a macro base station, and a macro terminal (MUE, Macro UE) under a macro base station.
  • the interference of the home base station may further include interference of the HUE under the home base station to other home base stations, interference of the MUE under the macro base station with other macro base stations, and the like.
  • the current method of solving interference is basically power adjustment or division of frequency resources, but firstly, the interference source needs to be determined, and power control or frequency division can be performed for the interference source.
  • the home base station or the macro base station can only determine which macro base station or home base station from which the interference originates, but cannot determine the terminal that caused the interference. Summary of the invention
  • the main object of the present invention is to provide a method for detecting an uplink interference source and to achieve the above object, the technical solution of the present invention is implemented as follows:
  • the present invention provides a method for detecting an uplink interference source, the method comprising: the serving base station configuring an interference parameter and an interference triggering event for the subordinate terminal; the terminal detecting the power parameter of the neighboring base station in real time; Determining whether the interference triggering event is met, and determining whether the interference triggering event is met, and determining the interference measurement report to the serving base station, otherwise, The interference measurement report is not reported.
  • the interference parameter configured by the serving base station for the subordinate terminal and the interference triggering event are one or more of the following combinations: the interference parameter includes a downlink power threshold of the neighboring base station and a terminal transmit power threshold.
  • the interference triggering event includes: the downlink power of the neighboring base station received by the terminal is greater than the downlink power threshold of the neighboring base station, and the transmitting power of the terminal itself is greater than the terminal
  • the interference power parameter includes: an interference signal power threshold of the terminal to the neighboring base station, where the interference triggering event includes: the interference signal power of the terminal to the neighboring base station is greater than the interference signal power threshold of the terminal to the neighboring base station;
  • the interference parameter includes the total interference signal power of the neighboring base station and the interference ratio threshold of the terminal to the neighboring base station, and the interference triggering event includes: the interference ratio of the terminal to the neighboring base station is greater than the interference ratio of the terminal to the neighboring base station.
  • the method before the serving base station configures the interference parameter and the interference triggering event for the terminal, the method further includes: determining, by the serving base station, the interference parameter and the interference triggering event by negotiating with the neighboring base station.
  • the serving base station configures an interference parameter and an interference triggering event for the terminal, where: the serving base station configures interference parameters and interference for the terminal by using a configuration message in the RRC protocol or by using a public broadcast message. trigger event.
  • the terminal detects the power parameter of the neighboring base station, where: the terminal receives the message broadcast by the neighboring base station, and detects, from the message, the power parameter that includes the downlink power of the base station and/or the transmit power of the neighbor base station. .
  • the method further includes: the serving base station sending an interference control message including the interference measurement report to the neighbor base station, to notify the The neighbor base station causes the terminal to cause interference to the neighbor base station.
  • the interference measurement report includes any one or more of the following parameters: a physical identifier or a cell name of a cell covered by the neighbor base station, and a downlink power of the neighbor base station, a transmission power of the terminal itself, The transmit power of the neighbor base station and the path loss of the terminal to the neighbor base station.
  • the present invention further provides a system for detecting an uplink interference source, the system comprising: a serving base station and a terminal, where the serving base station is configured to configure an interference parameter and an interference triggering event for the terminal;
  • the method is configured to detect a power parameter of a neighboring base station in real time, and according to the detected power parameter of the neighboring base station, the interference parameter configured by the serving base station, and the Determining whether the interference triggering event configured by the serving base station is met, and if yes, determining that it is an interference source, reporting an interference measurement report to the serving base station, otherwise, not reporting the interference measurement report to the serving base station .
  • the serving base station is further configured to determine the interference parameter and the interference triggering event by negotiating with the neighboring base station.
  • the serving base station is further configured to: after receiving the interference measurement report reported by the terminal, send an interference control message including the interference measurement report to the neighbor base station.
  • the method and system for detecting an uplink interference source provided by the present invention, the interference parameter and the interference trigger event are configured by the serving base station, and after detecting the power parameter of the neighbor base station, the terminal according to the configured interference parameter and the interference trigger event It is determined whether the uplink interference is caused by the neighboring base station, and the interference measurement report is reported to the serving base station, so that the serving base station and the neighbor base station can learn the interference source of the uplink interference.
  • the invention provides a solution for detecting the uplink interference source, and lays a foundation for the effective and rapid implementation of the interference control process.
  • FIG. 1 is a schematic diagram of an interference scenario between a home base station and a macro base station
  • FIG. 2 is a schematic diagram of an implementation process of a method for detecting an uplink interference source according to the present invention
  • FIG. 3 is a schematic structural diagram of a system for detecting an uplink interference source according to the present invention.
  • FIG. 4 is an interaction diagram of performing uplink interference source detection by using a downlink power threshold of a neighboring base station and a transmission power threshold of the terminal;
  • FIG. 5 is a schematic diagram of interaction of performing uplink interference source detection by using an interference signal power threshold of a terminal to a neighboring base station;
  • FIG. 6 is a schematic diagram of interaction between the completion of the uplink interference source detection process by the interference ratio. detailed description
  • the serving base station configures the subordinate terminal with an interference parameter for determining whether interference is generated, and an interference triggering event. After detecting the power parameter of the neighboring base station, the terminal determines whether the content is satisfied according to the configured interference parameter. The configured interference triggering event, if yes, the terminal determines that it is the interference source, and reports the measurement report to the serving base station. After receiving the measurement report reported by the terminal, the serving base station may determine that the terminal generates uplink interference to the neighboring base station. Otherwise, The terminal does not report the measurement report to the serving base station, and the terminal does not generate uplink interference to the neighbor base station.
  • a method for detecting an uplink interference source according to the present invention mainly includes the following steps:
  • Step 201 The serving base station configures an interference parameter and an interference triggering event for the subordinate terminal.
  • Step 203-204 The terminal determines whether the interference triggering event is met according to the detected power parameter of the neighboring base station, its own transmit power, and the configured interference parameter. If yes, proceed to step 204 to determine that it is The interference source is reported, and the interference measurement report is reported to the serving base station, and the current detection process is ended. Otherwise, the interference measurement report is not reported, and the current detection process is directly ended.
  • the interference measurement report specifically refers to a related measurement report that is measured when the terminal detects that it is an interference source, and may include wireless environment signal information, a cell identifier that is interfered, frequency information, and the like.
  • the interference measurement report belongs to a dedicated message, and may include an identifier of the terminal. If the serving base station has learned the identifier of the terminal, the interference measurement report may not include the terminal identifier.
  • the cell identifier is specifically interfered by the terminal. The identity of the cell covered by the neighboring base station.
  • the method may further include: the serving base station sending the interference including the interference measurement report to the neighbor base station And controlling a message to notify the neighboring base station that the terminal causes interference to the neighboring base station.
  • the method may further include: determining, by the serving base station, the interference parameter and the interference triggering event by negotiating with the neighboring base station, in the step 201, before the serving base station configures the interference parameter and the interference triggering event for the terminal. .
  • the present invention further provides a system for detecting an uplink interference source.
  • the system includes: a serving base station 31 and a terminal 32, where: the serving base station 31 is configured to The terminal configures an interference parameter and an interference triggering event; the terminal 32 is configured to detect a power parameter of the neighboring base station in real time, and according to the detected power parameter of the neighboring base station, the interference parameter configured by the serving base station 31, and the transmission of the terminal Determining whether the interference triggering event configured by the serving base station 31 is reached, and if yes, determining that it is an interference source, reporting the interference measurement report to the serving base station 31, otherwise, not reporting the interference measurement report to the service Base station 31.
  • the serving base station 31 may be further configured to: determine the interference parameter and the interference trigger event by negotiating with the neighbor base station.
  • the serving base station 31 may be further configured to: after receiving the interference measurement report reported by the terminal 32, send an interference control message including the interference measurement report to the neighbor base station, so that the neighbor base station can learn The source of its own interference is the terminal 32 for subsequent interference control processing.
  • the serving base station 31 may be a home base station or a macro base station, and the neighbor base station may also be a home base station or a macro base station.
  • the terminal may be a mobile device, such as a mobile phone, within a cell covered by the home base station or the macro base station.
  • the uplink power threshold of the neighbor base station and the transmit power threshold of the terminal are used to complete the uplink.
  • the detection process of the interference source is shown in Figure 4. The specific process is as follows:
  • Step 401 The serving base station of the local cell and the neighboring base station of the neighboring cell determine the interference parameter and the interference trigger event through negotiation.
  • the determined interference parameter includes a base station downlink power threshold Th1 and a terminal transmit power threshold Th2, and the determined interference trigger event is: the downlink power of the neighbor base station received by the terminal is greater than Thl and the terminal's own transmit power is greater than In the case of Th2, the terminal interferes with the neighboring base station, and the interference measurement report needs to be reported. Otherwise, the terminal does not cause interference to the neighboring base station, and does not need to report the interference measurement report.
  • Thl and Th2 can be implemented by the monthly service base station and the neighbor base station through the X2 port or SI port ground side flow interaction.
  • the specific values of Thl and Th2 are calculated by the neighbor base station according to its own transmit power and the transmit power of each terminal within its coverage range.
  • Step 402 The serving base station configures the determined interference parameter and the interference trigger event to the terminal in the local cell by using a configuration message in the RRC (Radio Resource Control) protocol, such as an RRC connection reconfiguration (RRC Connection Reconfiguration) message.
  • RRC Radio Resource Control
  • RRC Connection Reconfiguration RRC Connection Reconfiguration
  • Step 403 The terminal receives the message broadcast by the neighboring base station in real time, and detects the neighbor base station power parameter from the message, where the power parameter of the neighbor base station includes the downlink power of the neighbor base station.
  • Rx Power and also obtains a physical identifier or a cell name of a cell covered by the neighbor base station that may be interfered by the terminal from the message broadcast by the neighbor base station;
  • Step 404 The terminal determines, according to the interference parameter configured by the serving base station, and the interference trigger event, whether the detected downlink power Rx_Power of the neighbor base station and the transmission power Tx_Power of the terminal itself satisfy the formula (1), if If yes, proceed to step 405; otherwise, end the current process;
  • Step 405 The terminal determines that it has generated interference to the neighbor base station, and determines that it is the interference source, and reports the interference measurement report to the serving base station;
  • the interference measurement report may include any one or more of the following parameters, in addition to the physical identifier or the cell name of the cell covered by the neighboring base station: the downlink power of the neighbor base station, Rx, Power, and the terminal itself. Transmit power Tx-Power, etc.
  • the terminal may carry the interference measurement report to the serving base station by using any existing signaling in the RRC protocol, or the terminal may define a new signaling for transmitting the interference measurement report in the RRC protocol by negotiating with the serving base station, according to The RRC protocol sends the signaling to the serving base station.
  • Step 406 The serving base station receives the interference measurement report reported by the terminal, determines that the terminal is an interference source of the neighbor base station, and sends an interference control message to the neighbor base station.
  • the interference control message includes the interference measurement report.
  • Embodiment 2 After that, the neighbor base station and the serving base station negotiate to complete the subsequent interference control process. Embodiment 2
  • the detection process of the uplink interference source is completed by the interference signal power threshold of the terminal to the neighboring base station.
  • the specific process is as follows:
  • Step 501 The same as step 401, the difference is that the interference parameter determined here is the interference signal power threshold Th of the terminal to the neighbor base station, and the interference trigger event is when the interference signal power of the terminal to the neighbor base station is greater than Th, then the terminal If the neighboring base station is in interference, the interference measurement report needs to be reported. Otherwise, the terminal does not cause interference to the neighboring base station, and does not need to report the interference measurement report.
  • the interference parameter determined here is the interference signal power threshold Th of the terminal to the neighbor base station
  • the interference trigger event is when the interference signal power of the terminal to the neighbor base station is greater than Th
  • the interference signal power of the terminal to the neighbor base station is the power of the interference signal received from the terminal base station and received from the terminal.
  • Step 502 The serving base station configures the determined interference parameter Th and the interference trigger event to the terminal by using a configuration message in the RRC protocol, such as an RRC Connection Reconfiguration message or a public broadcast message, such as SIB1 (System Information Block Typel).
  • a configuration message in the RRC protocol such as an RRC Connection Reconfiguration message or a public broadcast message, such as SIB1 (System Information Block Typel).
  • Step 503 The terminal receives the message broadcast by the neighboring base station in real time, and detects the neighbor base station power parameter from the message, where the power parameter of the neighbor base station includes the downlink power of the neighbor base station.
  • Rx-Power and the transmit power Tx_N of the neighbor base station and also obtain the physical identifier or cell name of the cell covered by the neighbor base station that may be interfered by the terminal from the message broadcast by the neighbor base station; wherein, the neighbor base station and the service may also be
  • the neighbor base station transmits its own transmit power Tx_N to the serving base station, and then the serving base station sends the transmit power Tx_N of the neighbor base station to the serving base station in the process of configuring the interference parameter for the terminal.
  • the terminal receives the message broadcast by the neighboring base station in real time, and detects the neighbor base station power parameter from the message, where the power parameter of the neighbor base station includes the downlink power of the neighbor base station.
  • Rx-Power and the transmit power Tx_N of the neighbor base station
  • Step 504 The terminal according to the configured interference parameter Th and the interference trigger event, the detected downlink power Rx_Power of the neighbor base station, the transmit power Tx_N of the neighbor base station, and the transmit power Tx_Power of the neighbor base according to the formula (2) Obtaining the interference signal power Delta of the terminal to the neighboring base station, and determining whether the obtained Delta is greater than the configured Th. If yes, proceeding to step 505, otherwise ending the current process;
  • Step 505 Same as step 405, except that the interference measurement report reported by the terminal may include the physical identifier or cell of the cell covered by the neighbor base station.
  • the interference measurement report reported by the terminal may include the physical identifier or cell of the cell covered by the neighbor base station.
  • any one or more of the following parameters may be included: downlink power Rx Power of the neighbor base station, transmission power Tx of the terminal itself, power of the neighbor base station Tx_N, path loss of the terminal to the neighbor base station, neighbor The physical identity of the base station, etc.
  • the path loss from the terminal to the neighbor base station is the difference between the terminal's own transmit power Tx_Power and the interference signal power Delta of the terminal to the neighbor base station, which is calculated by the terminal.
  • Step 506 It is identical to step 406.
  • the detection process of the uplink interference source is completed by the interference ratio, as shown in FIG. 6, the specific process is as follows:
  • Step 601 The same as step 401, the difference is that the interference parameter here includes: the total interference signal power No of the neighbor base station, and the interference ratio threshold Pth of the terminal to the neighbor base station; If the interference triggering event is that the interference ratio of the terminal to the neighboring base station is greater than the Pth, the terminal may cause interference to the neighboring base station, and the interference measurement report needs to be reported. Otherwise, the terminal does not cause interference to the neighboring base station, and the interference measurement report does not need to be reported;
  • the No is the sum of all the interference signal powers received by the neighboring base station in addition to the signals sent by the subordinate terminals, and includes the power of the uplink interference signal sent by the terminal to the neighboring base station, and the neighbor base station can directly notify the serving base station.
  • Pth is the ratio of the interference signal power of the terminal to the neighboring base station to the sum of the powers of all the interference signals received by the neighboring base station.
  • Step 602 The serving base station configures the determined interference parameter Th and the interference trigger event by using a configuration message in the RRC protocol, such as an RRC Connection Reconfiguration message or a public broadcast message, such as SIB1.
  • a configuration message in the RRC protocol such as an RRC Connection Reconfiguration message or a public broadcast message, such as SIB1.
  • Step 603 The terminal receives the message broadcast by the neighboring base station in real time, and detects the neighbor base station power parameter from the message, where the power parameter of the neighbor base station includes the downlink power of the neighbor base station.
  • Step 604 The terminal according to the configured interference The parameter, and the interference triggering event, the downlink power Rx_Power of the detected neighboring base station, the transmitting power Tx_N of the neighboring base station, and the transmission power Tx_Power of the neighboring base station, and the terminal to the neighbor base station according to the formula (2)
  • the interference signal power Delta, and then the obtained Delta obtains the interference ratio Pth_U from the terminal to the neighbor base station according to the equation (3), and determines whether the obtained Pth_U is greater than Pth, and if yes, proceeds to step 605, otherwise, End the current process;
  • Step 605 The same as step 505;
  • Step 606 It is identical to step 506.
  • any one or more of the combination of the interference parameter and the interference trigger event mentioned in the foregoing three embodiments may be configured in the terminal according to requirements, so that The detection process of the uplink interference source is easier to implement.

Landscapes

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

Abstract

Un procédé permettant de détecter une source d'interférences de liaison montante est décrit dans la présente invention, et le procédé inclut principalement les étapes suivantes : une station de base de desserte configure des paramètres d'interférences et un événement de déclenchement d'interférences pour un terminal; après avoir détecté des paramètres de puissance d'une station de base avoisinante, le terminal détermine si le terminal proprement dit cause des interférences de liaison montante à la station de base avoisinante selon les paramètres d'interférences configurés et l'événement de déclenchement d'interférences ; lorsque le terminal détermine que le terminal proprement dit est une interférence de liaison montante, il envoie un rapport de mesure d'interférences à la station de base de desserte, et la station de base de desserte transmet le rapport de mesure d'interférences et les informations de contrôle d'interférences à la station de base avoisinante, ce qui permet à la station de base avoisinante de connaître la source d'interférences de liaison montante de la station de base avoisinante. Un système permettant de détecter une source d'interférences de liaison montante est également décrit dans la présente invention. La présente invention fournit une solution pour détecter la source d'interférences de liaison montante, et offre une base pour un traitement de contrôle d'interférences effectif et rapide.
PCT/CN2011/072258 2010-04-12 2011-03-29 Procédé et système permettant de détecter une source d'interférences de liaison montante WO2011127787A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201010146494.6 2010-04-12
CN201010146494.6A CN102215505B (zh) 2010-04-12 2010-04-12 一种检测上行干扰源的方法及系统

Publications (1)

Publication Number Publication Date
WO2011127787A1 true WO2011127787A1 (fr) 2011-10-20

Family

ID=44746580

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/072258 WO2011127787A1 (fr) 2010-04-12 2011-03-29 Procédé et système permettant de détecter une source d'interférences de liaison montante

Country Status (2)

Country Link
CN (1) CN102215505B (fr)
WO (1) WO2011127787A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2493725A (en) * 2011-08-15 2013-02-20 Renesas Mobile Corp Wireless Communications Measurement Reporting
CN108259094A (zh) * 2016-12-29 2018-07-06 中国移动通信集团设计院有限公司 一种lte网络上行干扰优化方法及装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103067966B (zh) * 2011-10-20 2018-01-16 上海无线通信研究中心 混合网中上行干扰源的识别方法
CN104284361A (zh) * 2013-07-08 2015-01-14 中兴通讯股份有限公司 一种干扰测量方法、网络侧设备及终端侧设备
CN105025519B (zh) * 2014-04-30 2019-06-14 电信科学技术研究院 干扰信号测量方法及相关设备
CN104184530B (zh) * 2014-08-29 2016-05-11 大唐移动通信设备有限公司 一种上行干扰的检测方法及装置
CN108093415B (zh) * 2016-11-23 2023-04-14 中兴通讯股份有限公司 一种防止通信干扰的方法、装置、基站及移动终端
CN110072249B (zh) * 2018-01-23 2020-12-04 大唐移动通信设备有限公司 一种检测基站干扰的方法和装置
CN113840363A (zh) * 2020-06-23 2021-12-24 中兴通讯股份有限公司 闭环功率控制方法、电子设备及存储介质
CN115334550B (zh) * 2022-08-18 2024-05-10 中国联合网络通信集团有限公司 上行干扰检测方法、装置及存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1798414A (zh) * 2004-12-23 2006-07-05 华为技术有限公司 一种定位上行干扰源的方法
CN1956357A (zh) * 2005-10-25 2007-05-02 华为技术有限公司 一种干扰源信息收集上报方法
CN101420716A (zh) * 2007-10-23 2009-04-29 华为技术有限公司 一种上行干扰源的检测方法、系统和装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7499700B2 (en) * 2004-12-10 2009-03-03 Motorola, Inc. Method and apparatus for mobile station management and system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1798414A (zh) * 2004-12-23 2006-07-05 华为技术有限公司 一种定位上行干扰源的方法
CN1956357A (zh) * 2005-10-25 2007-05-02 华为技术有限公司 一种干扰源信息收集上报方法
CN101420716A (zh) * 2007-10-23 2009-04-29 华为技术有限公司 一种上行干扰源的检测方法、系统和装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2493725A (en) * 2011-08-15 2013-02-20 Renesas Mobile Corp Wireless Communications Measurement Reporting
GB2493725B (en) * 2011-08-15 2013-10-02 Renesas Mobile Corp Wireless communications measurement reporting
CN108259094A (zh) * 2016-12-29 2018-07-06 中国移动通信集团设计院有限公司 一种lte网络上行干扰优化方法及装置
CN108259094B (zh) * 2016-12-29 2020-12-01 中国移动通信集团设计院有限公司 一种lte网络上行干扰优化方法及装置

Also Published As

Publication number Publication date
CN102215505B (zh) 2015-09-16
CN102215505A (zh) 2011-10-12

Similar Documents

Publication Publication Date Title
WO2011127787A1 (fr) Procédé et système permettant de détecter une source d'interférences de liaison montante
EP3677074B1 (fr) Double connectivité avec un réseau utilisant un spectre de fréquences sans licence
KR101903621B1 (ko) 사용자 장비 및 프로토콜 및 디바이스 대 디바이스 통신을 위한 방법
JP6337045B2 (ja) セルラー無線ネットワークに対する未ライセンス無線スペクトラムのチャネルの測定結果の報告
US10735968B2 (en) Method and apparatus for supporting licensed-assisted access technology in wireless communication system
JP5199481B2 (ja) ユーザゾーン情報送信管理
US11304080B2 (en) Methods, base station, mobile node and relay node
KR20130033477A (ko) 무선 통신들에서의 디바이스 전송 전력 캐핑을 위한 방법 및 장치
JP2011502378A (ja) ワイヤレスハンドオフのためのターゲットノードの識別
TW201342961A (zh) 用於毫微微細胞服務區通道選擇的方法和系統
WO2011009279A1 (fr) Procédé et système pour un équipement utilisateur sélectionnant un nœud domestique
TWI536780B (zh) 在一無線電電信網路中安裝一超微型小區裝置之方法、電腦程式產品、及超微型小區裝置
WO2017035797A1 (fr) Procédé et dispositif de mesure
WO2014015472A1 (fr) Procédé de distribution de données, équipement utilisateur, station de base macro et petit nœud
WO2012037842A1 (fr) Procédé et système permettant de configurer les paramètres des noeuds d'accès
WO2014146295A1 (fr) Procédé et appareil d'identification de cellule
WO2015120578A1 (fr) Procédé et dispositif d'obtention informations sur des fréquences non autorisées
WO2015062014A1 (fr) Procédé et dispositif de communication sans fil
WO2014019229A1 (fr) Procédé de groupage de stations de base, station de base, système, procédé de groupage de terminaux, terminal, programme lisible par machine et support de stockage
EP2596656B1 (fr) Procédé et appareil de gestion des interférences dans des réseaux hétérogènes
US9847856B2 (en) Apparatus and method for time domain ICIC with muting pattern comprising fixed and optional parts
WO2014047898A1 (fr) Procédé de traitement par détection de liaison montante, dispositif et terminal réseau
TWI404431B (zh) 微型基地台、基地台、微型閘道器及其通訊方法
WO2013139289A1 (fr) Procédé de coordination d'interférence entre des points d'accès dans un système de communication et dispositif de point d'accès
WO2013139291A1 (fr) Procédé et dispositif de détermination de puissance de transmission

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11768399

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11768399

Country of ref document: EP

Kind code of ref document: A1