PL2107728T3 - Sposób, system i jednostka do implementacji kontroli polityki - Google Patents

Sposób, system i jednostka do implementacji kontroli polityki

Info

Publication number
PL2107728T3
PL2107728T3 PL08757648T PL08757648T PL2107728T3 PL 2107728 T3 PL2107728 T3 PL 2107728T3 PL 08757648 T PL08757648 T PL 08757648T PL 08757648 T PL08757648 T PL 08757648T PL 2107728 T3 PL2107728 T3 PL 2107728T3
Authority
PL
Poland
Prior art keywords
entity
policy control
implementing policy
implementing
control
Prior art date
Application number
PL08757648T
Other languages
English (en)
Inventor
Weihua Wei
Xinfa Wang
Cheng Chen
Shiyong Tan
Yan Li
Shibi Huang
Peng Zhao
Yuxin Mao
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PL2107728T3 publication Critical patent/PL2107728T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/66—Policy and charging system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
    • H04L12/1403—Architecture for metering, charging or billing
    • H04L12/1407—Policy-and-charging control [PCC] architecture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/20—Traffic policing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
    • H04L47/2475—Traffic characterised by specific attributes, e.g. priority or QoS for supporting traffic characterised by the type of applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H04W8/04—Registration at HLR or HSS [Home Subscriber Server]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
PL08757648T 2007-06-15 2008-06-06 Sposób, system i jednostka do implementacji kontroli polityki PL2107728T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2007101113666A CN101325780B (zh) 2007-06-15 2007-06-15 策略控制实现方法和系统、及策略和计费执行实体
EP08757648.4A EP2107728B1 (en) 2007-06-15 2008-06-06 Method, system and entity for implementing policy control
PCT/CN2008/071237 WO2008154840A1 (fr) 2007-06-15 2008-06-06 Procédé, système et entité permettant de mettre en œuvre une commande de politique

Publications (1)

Publication Number Publication Date
PL2107728T3 true PL2107728T3 (pl) 2014-10-31

Family

ID=40155898

Family Applications (2)

Application Number Title Priority Date Filing Date
PL08757648T PL2107728T3 (pl) 2007-06-15 2008-06-06 Sposób, system i jednostka do implementacji kontroli polityki
PL14163075T PL2753031T3 (pl) 2007-06-15 2008-06-06 Sposób i jednostka do wykonywania kontroli polityki

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL14163075T PL2753031T3 (pl) 2007-06-15 2008-06-06 Sposób i jednostka do wykonywania kontroli polityki

Country Status (8)

Country Link
US (4) US9807248B2 (pl)
EP (3) EP2107728B1 (pl)
CN (1) CN101325780B (pl)
ES (2) ES2488116T3 (pl)
HU (1) HUE025646T2 (pl)
PL (2) PL2107728T3 (pl)
PT (1) PT2753031E (pl)
WO (1) WO2008154840A1 (pl)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101325780B (zh) * 2007-06-15 2010-07-07 华为技术有限公司 策略控制实现方法和系统、及策略和计费执行实体
US8521775B1 (en) 2008-08-20 2013-08-27 At&T Mobility Ii Llc Systems and methods for implementing a master policy repository in a policy realization framework
US8478852B1 (en) 2008-08-20 2013-07-02 At&T Mobility Ii Llc Policy realization framework of a communications network
US9712331B1 (en) * 2008-08-20 2017-07-18 At&T Mobility Ii Llc Systems and methods for performing conflict resolution and rule determination in a policy realization framework
CN101720075A (zh) * 2009-02-10 2010-06-02 中兴通讯股份有限公司 一种上报业务信息的方法和装置
CN101610529B (zh) * 2009-07-16 2012-01-11 中兴通讯股份有限公司 策略控制系统和通信系统中的策略控制方法
US8429268B2 (en) * 2009-07-24 2013-04-23 Camiant, Inc. Mechanism for detecting and reporting traffic/service to a PCRF
EP2296309B1 (en) 2009-09-11 2012-10-31 Alcatel Lucent A method for delivering policy rules to an end user, according on his/her account balance and service subscription level, in a telecommunication network
CN102036208A (zh) * 2009-09-24 2011-04-27 中兴通讯股份有限公司 获取服务通用无线分组业务支持节点地址的方法及系统
EP2499858B1 (en) * 2009-11-13 2013-10-23 Telefonaktiebolaget LM Ericsson (publ) Service event trigger
CN102075900B (zh) * 2009-11-23 2014-03-12 中兴通讯股份有限公司 一种实现用量监测控制的方法及系统
CN101801038B (zh) * 2009-12-28 2014-04-02 华为技术有限公司 用户会话策略控制方法、装置及系统
US9350876B2 (en) * 2010-01-04 2016-05-24 Tekelec, Inc. Methods, systems, and computer readable media for detecting initiation of a service data flow using a Gx rule
CN102215469B (zh) * 2010-04-09 2015-01-28 中兴通讯股份有限公司 一种基于网络负荷的策略计费控制方法和系统
US20110282981A1 (en) * 2010-05-11 2011-11-17 Alcatel-Lucent Canada Inc. Behavioral rule results
CN102264056B (zh) 2010-05-28 2014-03-05 华为技术有限公司 策略控制方法、系统和相关装置
US8406137B2 (en) * 2010-06-28 2013-03-26 Alcatel Lucent Method and system for generating PCC rules based on service requests
ES2724174T3 (es) 2010-08-20 2019-09-06 Huawei Tech Co Ltd Método y aparato para informar mensaje de pérdida de portador de radio
CN101977239B (zh) 2010-11-11 2015-04-22 华为技术有限公司 一种制定策略的方法、策略服务器及网关
ES2382855B1 (es) * 2010-11-19 2013-01-29 Telefónica, S.A. MÉTODO PARA EL CONTROL DE POLÍTICAS Y DE COBROS SOBRE FLUJOS DE DATOS EN UNA RED CON CAPACIDAD Gx.
CN102547854B (zh) * 2010-12-24 2015-08-12 中兴通讯股份有限公司 策略控制方法及装置
CN102439907B (zh) * 2010-12-31 2014-02-19 华为技术有限公司 业务用量监控方法及设备
CN102142990B (zh) 2010-12-31 2016-11-02 华为技术有限公司 业务用量监控方法及设备
US10433239B2 (en) 2011-04-01 2019-10-01 Intel Corporation Cross-layer optimized adaptive HTTP streaming
CN102164087B (zh) * 2011-04-25 2014-03-26 华为数字技术（成都）有限公司 一种被控流量的补偿方法、装置及系统
EP4092959A1 (en) 2011-05-06 2022-11-23 Huawei Technologies Co., Ltd. Method for charging for data service, gateway device and related system
WO2013013719A1 (en) * 2011-07-28 2013-01-31 Telefonaktiebolaget L M Ericsson (Publ) Client interface script based user communication in a mobile network
CN102904740B (zh) * 2011-07-28 2017-11-07 中兴通讯股份有限公司 一种组用户用量监控方法及系统
CN103024824B (zh) * 2011-09-27 2017-04-12 中兴通讯股份有限公司 一种策略与计费规则的服务质量更新方法及系统
US8792439B2 (en) * 2011-10-05 2014-07-29 Alcatel Lucent Method and system for rate adaptive allocation of resources
CN102742321B (zh) * 2012-01-20 2015-11-25 华为技术有限公司 一种服务质量控制的方法、设备和系统
CN103220651A (zh) * 2012-01-21 2013-07-24 阿尔卡特朗讯 一种对应用层数据进行计费控制的方法与设备
KR20160101204A (ko) * 2012-01-27 2016-08-24 노키아 솔루션스 앤드 네트웍스 오와이 모바일 패킷 코어 네트워크에서의 세션 종결
CN103686655B (zh) * 2012-09-07 2019-05-07 中兴通讯股份有限公司 计费控制方法及装置
CN103781015A (zh) * 2012-10-17 2014-05-07 中兴通讯股份有限公司 一种机器类型通信设备事件的监控方法、系统和网络侧
CN102984768B (zh) * 2012-11-09 2016-03-02 华为技术有限公司 一种实时调整共享计费规则下在线用户带宽的方法及装置
CN104010332B (zh) * 2013-02-21 2019-03-15 中兴通讯股份有限公司 承载绑定方法及系统
US10015102B2 (en) * 2013-04-11 2018-07-03 Qualcomm Incorporated Application traffic pairing
EP3364599B1 (en) 2013-04-24 2020-08-12 Huawei Technologies Co., Ltd. Application charging method and system
CN104426837B (zh) * 2013-08-20 2019-09-13 南京中兴新软件有限责任公司 Ftp的应用层报文过滤方法及装置
US20150103699A1 (en) * 2013-10-12 2015-04-16 Cisco Technology, Inc. Interface Optimization
CN104754554B (zh) * 2013-12-27 2019-04-05 华为技术有限公司 一种获取媒体业务参数指示的方法、装置和系统
CN104811984A (zh) * 2014-01-27 2015-07-29 中国移动通信集团公司 一种服务质量管理方法、设备及系统
US9363814B2 (en) 2014-02-25 2016-06-07 Alcatel Lucent Rate allocation method and apparatus for optimization of adaptive wireless video streaming
EP3809642A1 (en) * 2014-04-14 2021-04-21 Telefonaktiebolaget LM Ericsson (publ) Packet data connectivity control with volume charged service limitation
US9451095B2 (en) * 2014-06-17 2016-09-20 Alcatel Lucent Charging in a software defined network
RU2669522C1 (ru) * 2014-11-21 2018-10-11 Хуавэй Текнолоджиз Ко., Лтд. Устройство, способ и система управления начислением платы
CN105703915A (zh) * 2014-11-26 2016-06-22 阿尔卡特朗讯 一种赞助商计费控制的方法、装置和系统
CN105813046A (zh) * 2014-12-30 2016-07-27 华为技术有限公司 一种带宽控制的方法、装置及系统
CN106162758B (zh) * 2015-03-23 2020-01-10 华为技术有限公司 业务处理方法、pcrf以及业务处理系统
CN104994528B (zh) * 2015-07-03 2019-01-29 亚信科技（南京）有限公司 一种回应策略请求的方法及装置
US9992232B2 (en) * 2016-01-14 2018-06-05 Cisco Technology, Inc. Policy block creation with context-sensitive policy line classification
JP2016154389A (ja) * 2016-05-18 2016-08-25 ノキア ソリューションズ アンド ネットワークス オサケユキチュア 移動パケットコアネットワークにおけるセッション終了
CN108075945B (zh) * 2016-11-18 2021-04-27 腾讯科技（深圳）有限公司 一种应用测试方法及装置
CN109428781B (zh) * 2017-08-30 2021-11-05 中兴通讯股份有限公司 会话用量监测控制方法、服务器及存储介质
CN108366176B (zh) * 2018-01-25 2020-07-10 网宿科技股份有限公司 一种终端应用的计费方法、装置及系统
CN110391998A (zh) * 2018-04-23 2019-10-29 华为技术有限公司 一种业务流传输的方法和设备
CN113709684B (zh) * 2020-05-20 2023-08-11 海能达通信股份有限公司 策略计费控制pcc系统的策略推导方法、装置及系统
CN114466347B (zh) * 2022-01-10 2023-11-24 海能达通信股份有限公司 数据报文处理方法及装置

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6608832B2 (en) * 1997-09-25 2003-08-19 Telefonaktiebolaget Lm Ericsson Common access between a mobile communications network and an external network with selectable packet-switched and circuit-switched and circuit-switched services
US6880005B1 (en) * 2000-03-31 2005-04-12 Intel Corporation Managing policy rules in a network
AU2002232551A1 (en) * 2000-11-08 2002-05-21 Sprint Spectrum L.P. Method and system for providing services in communications networks
JP3965283B2 (ja) * 2001-07-02 2007-08-29 株式会社日立製作所 複数種類のパケット制御機能を備えたパケット転送装置
US20030204596A1 (en) * 2002-04-29 2003-10-30 Satyendra Yadav Application-based network quality of service provisioning
WO2004012419A1 (en) * 2002-07-25 2004-02-05 Telefonaktiebolaget Lm Ericsson (Publ) Packet filter provisioning
US8345676B2 (en) 2002-09-20 2013-01-01 Nokia Corporation Method for charging of data reaching a network element of a communication network during a data session
US7292531B1 (en) * 2002-12-31 2007-11-06 Packeteer, Inc. Methods, apparatuses and systems facilitating analysis of the performance of network traffic classification configurations
JP2004236030A (ja) * 2003-01-30 2004-08-19 Fujitsu Ltd ネットワーク状況に基づくポリシー適用方式及びそのプログラム
CA2519268C (en) * 2003-03-25 2015-12-01 Nokia Corporation Routing subscription information
SE0400339D0 (sv) * 2004-02-11 2004-02-11 Ericsson Telefon Ab L M Mobility handling of user equipments in URA_PCH state for MBMS
CN1303781C (zh) 2004-04-01 2007-03-07 华为技术有限公司 一种分组数据业务的计费控制方法
US7346370B2 (en) 2004-04-29 2008-03-18 Cellport Systems, Inc. Enabling interoperability between distributed devices using different communication link technologies
DE602004010936T2 (de) * 2004-06-03 2009-01-02 Telefonaktiebolaget Lm Ericsson (Publ) Gebührenberechnungsmechanismen für IP-Multimediadienste
US7916700B2 (en) * 2004-06-30 2011-03-29 Nokia Corporation Dynamic service information for the access network
WO2006031302A2 (en) * 2004-07-29 2006-03-23 Intelli7, Inc. System and method of characterizing and managing electronic traffic
US7339913B2 (en) * 2004-08-17 2008-03-04 Intel Corporation Method and system of network management and service provisioning for broadband wireless networks
US7549158B2 (en) * 2004-08-31 2009-06-16 Microsoft Corporation Method and system for customizing a security policy
US7729363B2 (en) * 2005-01-24 2010-06-01 Research In Motion Limited System and method for managing communication for component applications
CN1829145A (zh) * 2005-02-28 2006-09-06 西门子（中国）有限公司 一种使用策略决策功能模块控制通信服务质量的方法
WO2006131070A1 (fr) * 2005-06-07 2006-12-14 Huawei Technologies Co., Ltd. Procede de realisation d'un service vocal d'apres le declenchement du service, procede de commande de route et systeme associe
US7580356B1 (en) * 2005-06-24 2009-08-25 Packeteer, Inc. Method and system for dynamically capturing flow traffic data
CN100391163C (zh) * 2005-09-02 2008-05-28 华为技术有限公司 基于资源准入控制子系统的资源撤销方法及装置
US7716240B2 (en) * 2005-12-29 2010-05-11 Nextlabs, Inc. Techniques and system to deploy policies intelligently
GB2436665A (en) * 2006-03-31 2007-10-03 Fujitsu Ltd Efficient call routing while roaming
US8489096B2 (en) * 2006-06-01 2013-07-16 Nokia Corporation Inter-access handover with access specific policy control functions
EP2025106B9 (en) * 2006-06-02 2016-07-06 Telefonaktiebolaget LM Ericsson (publ) Devices and method for guaranteeing quality of service per service data flow through the bearer layer
CN100536401C (zh) * 2006-06-15 2009-09-02 华为技术有限公司 策略与计费控制中用户签约信息的处理方法及装置
CA2654331C (en) * 2006-06-20 2014-08-19 Telefonaktiebolaget L M Ericsson (Publ) Loss of signalling bearer transport
JP4572181B2 (ja) * 2006-07-13 2010-10-27 株式会社日立製作所 ＱｏＳ制御システム
CN100461766C (zh) 2006-08-02 2009-02-11 华为技术有限公司 一种为实时流媒体业务分配资源的方法及装置
US8856860B2 (en) 2006-08-18 2014-10-07 Cisco Technology, Inc. System and method for implementing policy server based application interaction manager
US8775621B2 (en) * 2006-08-31 2014-07-08 Redknee Inc. Policy services
DE602006017123D1 (de) * 2006-11-06 2010-11-04 Ericsson Telefon Ab L M Einrichtungen und verfahren zum garantieren von dienstanforderungen auf benutzergerätebasis in einen träger
US8121049B2 (en) * 2006-11-29 2012-02-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and arrangement for controlling service level agreements in a mobile network
US7912050B2 (en) * 2006-12-05 2011-03-22 Electronics And Telecommunications Research Institute Method for classifying downstream packet in cable modem termination system at head-end supporting channel bonding mode, and cable modem termination system
US8086216B2 (en) * 2007-01-31 2011-12-27 Alcatel Lucent Mobility aware policy and charging control in a wireless communication network
EP1988680B1 (en) 2007-04-30 2010-03-24 Nokia Siemens Networks Oy Policy control in a network
CN101325780B (zh) 2007-06-15 2010-07-07 华为技术有限公司 策略控制实现方法和系统、及策略和计费执行实体
US7844728B2 (en) * 2007-07-31 2010-11-30 Alcatel-Lucent Usa Inc. Packet filtering/classification and/or policy control support from both visited and home networks
CA2730103C (en) * 2008-06-05 2019-02-26 Camiant, Inc. Method and system for providing mobility management in network

Also Published As

Publication number Publication date
ES2488116T3 (es) 2014-08-26
US20100043053A1 (en) 2010-02-18
US10306073B2 (en) 2019-05-28
HUE025646T2 (en) 2016-04-28
US9807248B2 (en) 2017-10-31
CN101325780A (zh) 2008-12-17
US20180294985A1 (en) 2018-10-11
EP2753031B1 (en) 2015-09-30
EP2966811B1 (en) 2016-11-30
ES2555678T3 (es) 2016-01-07
CN101325780B (zh) 2010-07-07
EP2107728A4 (en) 2010-03-24
US20180041351A1 (en) 2018-02-08
PL2753031T3 (pl) 2016-03-31
EP2107728B1 (en) 2014-05-28
EP2753031A1 (en) 2014-07-09
EP2107728A1 (en) 2009-10-07
WO2008154840A1 (fr) 2008-12-24
US20150207636A1 (en) 2015-07-23
PT2753031E (pt) 2016-01-14
EP2966811A1 (en) 2016-01-13

Similar Documents

Publication Publication Date Title
EP2107728A4 (en) METHOD, SYSTEM AND DEVICE FOR PRODUCING POLICY CONTROL
EP2091178A4 (en) METHOD, EQUIPMENT AND SYSTEM FOR IMPLEMENTATION AND CHARGING CONTROL SYSTEM
EP2217018A4 (en) DECISION-MAKING PROCEDURE AND SYSTEM AND DECISION-MAKING UNIT UNDER DIRECTIVES
EP2104270A4 (en) METHOD, DEVICE AND SYSTEM FOR CONTROL OF GUIDANCE
EP2106070A4 (en) METHOD, SYSTEM AND DEVICE FOR CARRYING OUT A SAFETY CHECK
EP2328319A4 (en) METHOD, SYSTEM AND SERVER FOR REALIZING SECURE ACCESS CONTROL
EP2219206A4 (en) CONTROL DEVICE, EXPOSURE METHOD AND EXPOSURE DEVICE
EP2192729A4 (en) PATIENT MANAGEMENT CONTROL METHOD, PATIENT MANAGEMENT CONTROL PROGRAM, PATIENT MANAGEMENT CONTROL DEVICE AND PATIENT MANAGEMENT CONTROL SYSTEM
EP2066077A4 (en) SYSTEM, DEVICE AND METHOD FOR CONTROLLING TRANSMISSION MODE CHANGE
EP2189879A4 (en) INPUT DEVICE, CONTROL DEVICE, CONTROL SYSTEM, AND CONTROL METHOD
EP2093931A4 (en) BUSINESS PROCESSING SYSTEM AND SYSTEM, POLICY CONTROL AND FUNCTION FOR FEEBODY CONTROL
EG26635A (en) System and method to provide additional control to the explosion surge is suddenly increased
EP2154835A4 (en) METHOD, DEVICE AND SYSTEM FOR CONTROLLING A PUSH MESSAGE
EP2198217A4 (en) HEAT CONTROL SYSTEM AND METHOD
EP2579506A4 (en) PROCESS, SYSTEM AND DEVICE FOR CONTROLLING
EP2097815A4 (en) METHOD AND SYSTEM FOR CONTROLLING THE CONSUMPTION OF TRANSACTION RESOURCES
EP2378718A4 (en) METHOD, NODE AND SYSTEM FOR VERSION CONTROL IN A DISTRIBUTED SYSTEM
GB0803851D0 (en) Computing system, method of controlling the same, and system management unit
EP2128783A4 (en) SERVICE CONTROL SYSTEM, SERVICE CONTROL METHOD, AND SERVICE CONTROL PROGRAM
EP2219107A4 (en) PRINTING MANAGEMENT SYSTEM, PRINTING MANAGEMENT PROCESS AND CORRESPONDING PROGRAM
EP2104806A4 (en) COOKING SYSTEM AND CONTROL PROCEDURE THEREFOR
EP2060752A4 (en) STEAM SYSTEM, ITS CONTROL SYSTEM AND ITS CONTROL METHOD
EP2480015A4 (en) METHOD, APPARATUS AND SYSTEM FOR POLICY AND INVOICING CONTROL
EP2119879A4 (en) STEAM SYSTEM, AND ITS CONTROL SYSTEM AND METHOD
EP2315489A4 (en) COMMUNICATION CONTROL SYSTEM, COMMUNICATION SYSTEM, AND COMMUNICATION CONTROL METHOD