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公开(公告)号：KR101328164B1
公开(公告)日：2013-11-13
申请号：KR1020070047413
申请日：2007-05-16
CPC classification number: H04L1/08 , H04L1/0017 , H04L1/1812 , H04L1/1825 , H04W28/06 , H04W72/08
Abstract: 본 발명은 무선 통신 시스템에서 지속적 자원 할당을 통해 자원을 효율적으로 이용하도록 한 무선 통신 시스템의 자원 할당 방법 및 장치에 관한 것으로, 기 설정된 서비스에 따라 QoS(Quality of Service) 설정을 넘겨받아 QoS 설정에 대한 자원 할당을 요청하고, 자원 할당 요청에 따라 지속적 자원 할당을 실시하며, 재 전송 방법을 다양하게 결정하고, 결정된 재 전송 방법에 따라 송신 데이터를 설정하고, 설정된 송신 데이터를 전송하도록 함으로써, 단순화된 시스템을 이용하여 효율적으로 자원 할당이 가능하다.
지속적 자원 할당, 복수 전송-
公开(公告)号：KR101299221B1
公开(公告)日：2013-08-22
申请号：KR1020060095516
申请日：2006-09-29
Applicant: 한국전자통신연구원
CPC classification number: H04W72/1252 , H04W72/1268 , H04W72/1278
Abstract: 본 발명은 이동통신 시스템의 상향 링크 트래픽에 대한 자원 요청 및 패킷 스케줄링 방법 그리고 그 장치에 관한 것이다.
상향 링크 트래픽에 대한 효율적인 스케줄링을 위하여, 기지국과 단말은 트래픽의 특성에 따라 스케줄링을 수행한다. 특히 트래픽이 일정 시간 간격으로 가변 크기의 패킷을 발생하는 경우, 상기 트래픽은 일정 시간 간격으로 완전 가변 크기의 패킷을 발생하는 제1 트래픽과, 일정 시간 간격으로 유사 가변 크기의 패킷을 발생하는 제2 트래픽으로 분류된다. 그리고 제1 또는 제2 트래픽에 따라, 단말은 서로 다른 모드로 기지국에 자원을 요청하고, 기지국은 이러한 자원 요청에 따라 스케줄링을 수행한다.
따라서, 트래픽 특성을 반영한 방식으로 단말이 자원을 요청하고, 기지국도 상기 트래픽 특성에 따라 스케줄링을 수행함으로써, 최적의 상향 링크 스케줄링이 이루어진다.
패킷 스케줄링, 스케줄러, 트래픽 특성, PV 트래픽-
公开(公告)号：KR1020130068245A
公开(公告)日：2013-06-26
申请号：KR1020110135216
申请日：2011-12-15
Applicant: 한국전자통신연구원
Abstract: PURPOSE: A mobility management method using CoMP(Coordinated Multiple Point) communication is provided to offer a handover technology applied to the CoMP communication. CONSTITUTION: A source base station establishes communication with UE(User Equipment)(S212). The source base station transmits a CoMP additional request in a neighbor base station(S213). The source and neighbor base stations establish the UE and CoMP communication according to the CoMP additional request(S214). The source base station transmits an anchor cell conversion request to the base station. The neighbor base station is operated as the anchor cell of the CoMP communication according to the anchor cell conversion request. [Reference numerals] (AA) Source base station; (BB) Neighbor base station; (S211) Measurement; (S212) Measurement report; (S213) CoMP additional request; (S214) CoMP cell addition; (S215) CoMP addition response; (S216) RRC connection reconfiguration; (S217) RRC connection reconfiguration completion; (S218) Path additional request; (S219) Path additional response
Abstract translation: 目的：提供使用CoMP（协调多点）通信的移动性管理方法，以提供应用于CoMP通信的切换技术。 构成：源基站与UE（用户设备）建立通信（S212）。 源基站在邻近基站发送CoMP附加请求（S213）。 源和相邻基站根据CoMP附加请求建立UE和CoMP通信（S214）。 源基站向基站发送锚小区转换请求。 根据锚小区转换请求，邻居基站作为CoMP通信的锚小区运行。 （标号）（AA）源基站; （BB）邻居基站; （S211）测量; （S212）测量报告 （S213）CoMP附加请求; （S214）CoMP细胞添加; （S215）CoMP添加响应; （S216）RRC连接重配置; （S217）RRC连接重配置完成; （S218）路径附加请求; （S219）路径附加响应
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公开(公告)号：KR1020130068049A
公开(公告)日：2013-06-25
申请号：KR1020110135207
申请日：2011-12-15
Applicant: 한국전자통신연구원
CPC classification number: H04W24/02
Abstract: PURPOSE: A small cell base station management system and a small cell base station management method thereof are provided to reconfigure the RAT(Radio Access Technology) of a small cell base station according to the request of a user terminal. CONSTITUTION: A small cell base station control DB(DataBase)(223) stores information for the RAT of a small cell base station. A processing unit(225) controls a communication unit and the small cell base station control DB. When a reconfiguration request is received from the communication unit, the processing unit updates the small cell base station control DB according to the reconfiguration request. The processing unit updates the information for the RAT of the selected small cell base station based on the reconfiguration request from the small cell base station control DB. [Reference numerals] (221) Communication unit; (223) Small cell base station control DB; (225) Processing unit
Abstract translation: 目的：提供小型基站管理系统及其小型基站管理方法，以便根据用户终端的请求重新配置小小区基站的RAT（无线接入技术）。 构成：小型基站控制DB（DataBase）（223）存储小型基站的RAT的信息。 处理单元（225）控制通信单元和小小区基站控制DB。 当从通信单元接收到重新配置请求时，处理单元根据重新配置请求更新小小区基站控制DB。 处理单元基于来自小小区基站控制DB的重新配置请求更新所选择的小区基站的RAT的信息。 （附图标记）（221）通信单元; （223）小型基站控制DB; （225）处理单元
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公开(公告)号：KR1020130065285A
公开(公告)日：2013-06-19
申请号：KR1020110132078
申请日：2011-12-09
Applicant: 한국전자통신연구원
CPC classification number: H04W24/02 , H04W72/0486
Abstract: PURPOSE: A carrier wave assignment method is provided to reduce interference by assigning a carrier wave to a base station according to cell information including interference information. CONSTITUTION: An operation and maintenance system searches wireless resources of a wireless communication network and updates cell information indicating cells of a communication network(S110,S120). The operation and maintenance system searches an access mode of a connected base station(S130). The operation and maintenance system searches the wireless capacity of the base station(S140). The operation and maintenance system assigns a carrier wave to the base station according to the wireless capacity, the access mode, the cell information, and the wireless resources(S150). [Reference numerals] (AA) Start; (BB) End; (S110) Search wireless resources; (S120) Update cell information; (S130) Search the access mode of a new base station; (S140) Search the wireless capacity of the new base station; (S150) Assign a carrier wave according to the wireless resources, the cell information, the access mode of the new base station, and the wireless capacity of the new base station
Abstract translation: 目的：提供载波分配方法，通过根据包含干扰信息的小区信息向载波分配载波来减少干扰。 构成：操作和维护系统搜索无线通信网络的无线资源，并更新指示通信网络小区的小区信息（S110，S120）。 操作和维护系统搜索连接的基站的接入模式（S130）。 操作和维护系统搜索基站的无线容量（S140）。 操作和维护系统根据无线容量，接入模式，小区信息和无线资源向基站分配载波（S150）。 （附图标记）（AA）开始; （BB）结束; （S110）搜索无线资源; （S120）更新小区信息; （S130）搜索新基站的接入模式; （S140）搜索新基站的无线容量; （S150）根据无线资源，小区信息，新基站的接入模式以及新基站的无线容量分配载波
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Patent Agency Ranking
公开(公告)号：KR1020130064571A
公开(公告)日：2013-06-18
申请号：KR1020110131249
申请日：2011-12-08
Applicant: 한국전자통신연구원
CPC classification number: H04W64/003 , G01S5/02 , H04W4/02
Abstract: PURPOSE: A small cell base station in a small cell environment, a portable terminal, and a location information providing method thereof are provided to enable a user to effectively obtain the location information even if a user is not able to receive the signal of a GPS(Global Positioning System). CONSTITUTION: A location information acquisition unit(1000) acquires the location information of a small cell base station. A location information providing unit(1002) estimates the location of a portable terminal by using the location information of a small cell base station and by providing the location information of the small cell base station to the portable terminal. The location information providing unit provides the location information of the small cell base station to the portable terminal through a transmission and reception antenna related to the portable terminal. [Reference numerals] (100) Small cell base station; (1000) Location information acquisition unit; (1002) Location information providing unit; (102) Mobile terminal
Abstract translation: 目的：提供小型小区环境中的小型小区基站，便携式终端及其位置信息提供方法，以便即使用户不能接收到GPS的信号，用户也能够有效地获得位置信息 （全球定位系统）。 构成：位置信息取得部（1000）取得小型基站的位置信息。 位置信息提供单元（1002）通过使用小型小区基站的位置信息并通过向便携式终端提供小型小区基站的位置信息来估计便携式终端的位置。 位置信息提供单元通过与便携式终端相关的发送和接收天线向便携式终端提供小型小区基站的位置信息。 （附图标记）（100）小型基站; （1000）位置信息采集单元; （1002）位置信息提供单元; （102）移动终端
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公开(公告)号：KR1020130063626A
公开(公告)日：2013-06-17
申请号：KR1020110130070
申请日：2011-12-07
Applicant: 한국전자통신연구원
IPC: H04W8/26
CPC classification number: H04W24/02 , H04W8/26 , H04W64/003 , H04W84/045
Abstract: PURPOSE: A physical layer identity assignment method of a femtocell base station is provided to set a PCI which is satisfied with a collision-free condition and a confusion-free condition in the femtocell base station. CONSTITUTION: A femtocell base station obtains current location information(S310). The femtocell base station transmits the current location information to an O&M(Operation & Maintenance) server(S320). The femtocell base station receives information related to one or more PCI based on the current location information from the O&M server(S340). The femtocell base station sets the PCI based on information related to the one or more PCI(S350). [Reference numerals] (AA) Femtocell base station; (BB) O & M server; (S310) Grasp the location information of a user; (S320) Transmit the location information of a femtocell base station; (S330) Execute a PCI allocation algorithm; (S340) Transmit femtocell base station setting information(including PCI); (S350) Set PCI
Abstract translation: 目的：提供毫微微小区基站的物理层身份分配方法，以在毫微微小区基站中设置满足无冲突条件和无混乱状态的PCI。 构成：毫微微小区基站获取当前位置信息（S310）。 毫微微小区基站将当前位置信息发送到运营和维护（Operation＆Maintenance）服务器（S320）。 毫微微小区基站基于来自O＆M服务器的当前位置信息来接收与一个或多个PCI相关的信息（S340）。 毫微微小区基站基于与一个或多个PCI相关的信息来设置PCI（S350）。 （附图标记）（AA）毫微微蜂窝基站; （BB）运维服务器; （S310）掌握用户的位置信息; （S320）发送毫微微小区基站的位置信息; （S330）执行PCI分配算法; （S340）发送毫微微小区基站设定信息（包括PCI）; （S350）设置PCI
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公开(公告)号：KR1020130012206A
公开(公告)日：2013-02-01
申请号：KR1020110065156
申请日：2011-06-30
Applicant: 한국전자통신연구원
CPC classification number: G06Q30/0267 , G06Q30/0261 , G06Q30/0269 , H04W8/18 , H04W84/045
Abstract: PURPOSE: A customer management system with a femto cell and a method thereof are provided to automatically register a new customer by determining whether a customer with a mobile terminal is new or not when the mobile terminal enters a femto cell area. CONSTITUTION: A femto cell base station recognizes a mobile terminal of a customer entering a femto cell area. The femto cell base station transmits information about the recognized mobile terminal to a customer management server. When the customer of the mobile terminal is registered in response to the mobile terminal, the customer management server inquires into service information according to each customer. [Reference numerals] (AA) Start; (BB) Recognizing a mobile terminal which has entered a femto cell area; (CC) Is it a mobile terminal of a registered customer?; (D1,D2,D3,D4) Yes; (E1,E2,E3,E4) No; (FF) Requesting customer registration and customer information; (GG) Accepting the customer registration request?; (HH) Storing customer management DB terminal information and customer information; (II) Is it a mobile terminal of a customer corresponding to a preset group?; (JJ) Alarming a customer manager and inquiring optional service information; (KK) Storing visiting information in a customer management DB; (LL) Corresponding service information or optional service exists?; (MM) Transmitting the corresponding service information or optional service; (NN) End
Abstract translation: 目的：提供具有毫微微小区的客户管理系统及其方法，以便当移动终端进入毫微微小区区域时，通过确定具有移动终端的客户是新的还是新的来自动注册新客户。 构成：毫微微小区基站识别进入毫微微小区区域的客户的移动终端。 毫微微小区基站向客户管理服务器发送关于识别的移动终端的信息。 当移动终端的客户响应于移动终端注册时，客户管理服务器根据每个客户询问服务信息。 （附图标记）（AA）开始; （BB）识别已经进入毫微微小区区域的移动终端; （CC）是注册客户的移动终端吗？ （D1，D2，D3，D4）是; （E1，E2，E3，E4）否; （FF）要求客户注册和客户信息; （GG）接受客户注册申请？ （HH）存储客户管理DB终端信息和客户信息; （二）是否是与预设组对应的客户的移动终端？ （JJ）警告客户经理和查询可选服务信息; （KK）将访问信息存储在客户管理DB中; （LL）是否存在相应的服务信息或可选服务？ （MM）发送相应的服务信息或可选服务; （NN）结束
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公开(公告)号：KR1020130003355A
公开(公告)日：2013-01-09
申请号：KR1020110064662
申请日：2011-06-30
Applicant: 한국전자통신연구원
Abstract: PURPOSE: An apparatus for a region-based application service capable of providing an application service based on information about entry and exit of a terminal in a service area of a small base station and a method thereof are provided to dynamically organize an application service in a small base station including a femtocell base station and a wireless LAN(Local Area Network) intermediator. CONSTITUTION: A communications unit(122) selects at least one application service among a received list. The communications unit downloads the selected application service. An application service database(124) stores the downloaded application service. A control unit(121) installs the downloaded application service. The control unit uninstalls the installed application service. A terminal connection sensing unit(123) senses entry and exit of a terminal in a service area. [Reference numerals] (111,121) Control unit; (112,122) Communication unit; (113) Memory unit; (123) Terminal connection sensing unit; (124) Application service database; (125) Terminal information database
Abstract translation: 目的：提供一种基于区域的应用服务的装置，其能够基于关于小型基站的服务区域中的终端的进入和退出的信息提供应用服务及其方法，以动态地组织应用服务 小型基站，包括毫微微小区基站和无线LAN（局域网）中介器。 构成：通信单元（122）在所接收的列表中选择至少一个应用服务。 通信单元下载所选择的应用服务。 应用服务数据库（124）存储下载的应用服务。 控制单元（121）安装下载的应用服务。 控制单元卸载已安装的应用程序服务。 终端连接感测单元（123）感测服务区域中的终端的进入和退出。 （参考号）（111,121）控制单元; （112,122）通信单元; （113）存储单元; （123）端子连接检测单元; （124）应用服务数据库; （125）终端信息数据库
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公开(公告)号：KR101176047B1
公开(公告)日：2012-08-24
申请号：KR1020060132391
申请日：2006-12-22
Applicant: 한국전자통신연구원 , 주식회사 케이티 , 에스케이텔레콤 주식회사
CPC classification number: H04W52/0216 , H04W76/28 , Y02D70/00 , Y02D70/1262 , Y02D70/23 , Y02D70/24 , Y02D70/25
Abstract: Provided is a method and apparatus for discontinuously transmitting/receiving packets for low-power consumption of a terminal in a cellular system for packet transmission. The present research provides a method and apparatus that can perform a low-power consuming operation when a terminal is in active state in a cellular system. The method for discontinuously transmitting/receiving packet data to reduce power consumption of a terminal in a cellular system, including the steps of: a) establishing discontinuous reception/transmission (DRX/DTX) parameters including discontinuous DRX/DTX cycle information for terminals operating in a transmission suspension mode, which is a sub-state of an active state; and b) performing DRX/DTX based on the DRX/DTX parameters in the terminals operating in the transmission suspension mode.
Abstract translation: 本发明提供一种用于在蜂窝系统中不连续地发送/接收用于终端的低功耗的分组的方法和设备，以用于分组传输。 本研究提供了当终端在蜂窝系统中处于活动状态时可以执行低功耗操作的方法和设备。 该方法用于不连续地发送/接收分组数据以降低蜂窝系统中的终端的功耗，该方法包括以下步骤：a）建立包括用于运行的终端的不连续的DRX / DTX周期信息的不连续接收/发送（DRX / DTX） 传输暂停模式，其是活动状态的子状态; 和b）基于在传输暂停模式下操作的终端中的DRX / DTX参数执行DRX / DTX。
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