TW200627842A - Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access - Google Patents

Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access

Info

Publication number
TW200627842A
TW200627842A TW094129344A TW94129344A TW200627842A TW 200627842 A TW200627842 A TW 200627842A TW 094129344 A TW094129344 A TW 094129344A TW 94129344 A TW94129344 A TW 94129344A TW 200627842 A TW200627842 A TW 200627842A
Authority
TW
Taiwan
Prior art keywords
communication system
multiple access
duplex communication
identified
user equipment
Prior art date
Application number
TW094129344A
Other languages
English (en)
Other versions
TWI271047B (en
Inventor
Jung-Lin Pan
Original Assignee
Interdigital Tech Corp
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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of TW200627842A publication Critical patent/TW200627842A/zh
Application granted granted Critical
Publication of TWI271047B publication Critical patent/TWI271047B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037—Inter-user or inter-terminal allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/12—Access point controller devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference
    • 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
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/04—Error control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
TW094129344A 2001-08-17 2002-08-13 Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access TWI271047B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31333601P 2001-08-17 2001-08-17
US10/003,487 US6591109B2 (en) 2001-08-17 2001-11-01 Cross cell user equipment interference reduction in a time division duplex communication system using code division multiple access

Publications (2)

Publication Number Publication Date
TW200627842A true TW200627842A (en) 2006-08-01
TWI271047B TWI271047B (en) 2007-01-11

Family

ID=26671818

Family Applications (5)

Application Number Title Priority Date Filing Date
TW095137616A TWI356603B (en) 2001-08-17 2002-08-13 Method for reducing cross cell interference in w
TW092127556A TWI256202B (en) 2001-08-17 2002-08-13 Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access
TW094129344A TWI271047B (en) 2001-08-17 2002-08-13 Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access
TW091118225A TWI234352B (en) 2001-08-17 2002-08-13 Wireless time division duplex communication system using code division multiple access and communication method thereof
TW098102125A TW200947923A (en) 2001-08-17 2002-08-13 Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access

Family Applications Before (2)

Application Number Title Priority Date Filing Date
TW095137616A TWI356603B (en) 2001-08-17 2002-08-13 Method for reducing cross cell interference in w
TW092127556A TWI256202B (en) 2001-08-17 2002-08-13 Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access

Family Applications After (2)

Application Number Title Priority Date Filing Date
TW091118225A TWI234352B (en) 2001-08-17 2002-08-13 Wireless time division duplex communication system using code division multiple access and communication method thereof
TW098102125A TW200947923A (en) 2001-08-17 2002-08-13 Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access

Country Status (9)

Country Link
US (6) US6591109B2 (zh)
EP (1) EP1417849A4 (zh)
JP (2) JP4012505B2 (zh)
KR (7) KR100639137B1 (zh)
CN (1) CN100380992C (zh)
CA (1) CA2457310A1 (zh)
MX (1) MXPA04001501A (zh)
TW (5) TWI356603B (zh)
WO (1) WO2003017696A1 (zh)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL154151A0 (en) 2000-07-27 2003-07-31 Interdigital Tech Corp Adaptive uplink/downlink timeslot assignment in a hybrid wireless time division multiple access/code division multiple access communication system
US7068618B2 (en) * 2001-08-10 2006-06-27 Interdigital Technology Corp. Dynamic link adaption for time division duplex (TDD)
FR2828619B1 (fr) * 2001-08-10 2004-01-02 Radiotelephone Sfr Procede et dispositif de determination d'un plan de frequences
US6591109B2 (en) 2001-08-17 2003-07-08 Interdigital Technology Corporation Cross cell user equipment interference reduction in a time division duplex communication system using code division multiple access
EP1437846B1 (en) * 2001-10-19 2011-04-13 NTT DoCoMo, Inc. Radio control apparatus, base station, radio control method, mobile packet communication system, mobile station, radio control program, and computer-readable recording medium
US10420097B2 (en) * 2002-01-22 2019-09-17 Ipr Licensing, Inc. Techniques for setting up traffic channels in a communications system
JP4411079B2 (ja) 2002-01-22 2010-02-10 アイピーアール ライセンシング インコーポレイテッド 通信システムにおけるトラフィック・チャネルの割当
FI20020154A0 (fi) * 2002-01-28 2002-01-28 Nokia Corp Hõiri÷npoisto radiojõrjestelmõn vastaanottimessa
US6826411B2 (en) * 2002-06-27 2004-11-30 Interdigital Technology Corporation Low power interference signal code power (ISCP) measurement
US8159998B2 (en) * 2002-12-27 2012-04-17 Rockstar Bidco Lp Method and apparatus for improving a transmission signal characteristic of a downlink signal in a time division multiple access wireless communication system
US20050036474A1 (en) * 2003-08-13 2005-02-17 Interdigital Technology Corporation System and method for efficiently allocating wireless resources
US7065365B2 (en) * 2003-09-30 2006-06-20 Interdigital Technology Corporation Code tree fragmentation in call admission control
US9083436B2 (en) 2004-03-05 2015-07-14 Interdigital Technology Corporation Full duplex communication system using disjoint spectral blocks
GB0410481D0 (en) * 2004-05-11 2004-06-16 Nokia Corp Frame transmission interval
CN100372422C (zh) * 2004-09-28 2008-02-27 大唐移动通信设备有限公司 基于智能天线实现交叉时隙的动态信道分配方法
JP4625086B2 (ja) * 2004-10-20 2011-02-02 クゥアルコム・インコーポレイテッド 無線ネットワークにおける多周波数帯域動作
CN100409714C (zh) * 2005-04-22 2008-08-06 北京邮电大学 在时分双工-码分多址系统中分配载频和时隙的方法
WO2006120990A1 (ja) * 2005-05-13 2006-11-16 Keio University 無線通信装置、基地局および無線通信システム
CN100385818C (zh) * 2005-05-26 2008-04-30 上海原动力通信科技有限公司 在时分双工码分多址系统中进行相邻小区联合检测的方法
US8023955B2 (en) * 2005-08-22 2011-09-20 Sony Corporation Uplink resource allocation to control intercell interference in a wireless communication system
CN1929323B (zh) 2005-09-07 2011-04-06 大唐移动通信设备有限公司 时隙cdma系统抑制交叉时隙干扰的方法
CN1992555B (zh) * 2005-12-30 2010-12-22 上海原动力通信科技有限公司 时隙cdma系统下行时隙干扰信号空间特征参数的提取方法
KR100946903B1 (ko) 2006-01-04 2010-03-09 삼성전자주식회사 통신 시스템에서 자원 할당 방법 및 시스템
US8576811B2 (en) * 2006-02-06 2013-11-05 Motorola Solutions, Inc. System, method and apparatus for reliable exchange of information between nodes of a multi-hop wireless communication network
KR100951382B1 (ko) * 2006-09-07 2010-04-08 삼성전자주식회사 시분할 복신 시스템에서 상향링크 수신신호의 간섭 제거방법 및 장치
KR100816256B1 (ko) * 2006-10-30 2008-03-21 에스케이 텔레콤주식회사 시분할 듀플렉스 시스템에서 타임 슬롯 할당 방법 및 그장치
GB0704099D0 (en) * 2007-03-02 2007-04-11 Vodafone Plc Arrangement and technique for interference mitigation
EP3823318A1 (en) * 2007-04-11 2021-05-19 Optis Wireless Technology, LLC Information on reference signal structure for neighbouring cell measurements
US8107511B2 (en) * 2007-04-30 2012-01-31 Honeywell International Inc. Apparatus and method for intelligent frequency-hopping discovery and synchronization
KR20090022554A (ko) * 2007-08-31 2009-03-04 삼성전자주식회사 무선통신시스템에서 간섭을 제거하기 위한 장치 및 방법
US8493919B2 (en) 2007-09-21 2013-07-23 Qualcomm Incorporated Interference mitigation in a wireless communication system
US9246541B2 (en) 2008-02-01 2016-01-26 Qualcomm Incorporated UTRAN enhancements for the support of inter-cell interference cancellation
WO2009122776A1 (ja) * 2008-04-02 2009-10-08 日本電気株式会社 制御装置、通信システム、リソース割り当て方法及びプログラムを格納する記録媒体
GB2466952A (en) * 2009-01-14 2010-07-21 Nokia Corp Allocation of resources in a duplex communication system
US9357554B2 (en) 2009-03-11 2016-05-31 Huawei Technologies Co., Ltd. Method and apparatus for coexistence of multiple operating entity systems
US20100240382A1 (en) * 2009-03-19 2010-09-23 Qualcomm Incorporated Systems, apparatus and methods for interference management in wireless networks
CN101959245B (zh) * 2009-07-13 2013-06-05 中兴通讯股份有限公司 一种WiMAX系统中流量控制的方法、装置及系统
CN101695173B (zh) * 2009-10-28 2014-12-31 中兴通讯股份有限公司 一种越区评估方法及装置
US20110230219A1 (en) * 2010-03-16 2011-09-22 Motorola, Inc. Method and apparatus forinter-cell itnerference mitgation through enhanced preferred frequency reuse mechanisms
US9065583B2 (en) * 2010-04-13 2015-06-23 Qualcomm Incorporated Method and apparatus for inferring user equipment interference suppression capability from measurements report
WO2011162656A1 (en) * 2010-06-24 2011-12-29 Telefonaktiebolaget Lm Eriksson (Publ) Timeslot allocation method in a wireless tdd network
GB2485387B (en) 2010-11-12 2013-10-02 Intellectual Ventures Holding 81 Llc Wireless communication system, communication unit, and method for scheduling
US9585156B2 (en) * 2011-11-14 2017-02-28 Qualcomm Incorporated Supporting different LTE-TDD configurations in neighboring regions and/or adjacent carriers
US9642148B2 (en) 2012-05-01 2017-05-02 Qualcomm Incorporated Interference cancellation based on adaptive time division duplexing (TDD) configurations
US9930678B2 (en) 2012-07-19 2018-03-27 Qualcomm Incorporated Multiplexing UEs with different TDD configurations and some techniques to mitigate UE-to-UE and base station-to-base station interference
EP3474607A1 (en) * 2012-08-31 2019-04-24 Sony Corporation Communication control apparatus, terminal apparatus, communication control method, program, and communication control system
US20140169234A1 (en) * 2012-12-14 2014-06-19 Futurewei Technologies, Inc. Systems and Methods for Interference Avoidance, Channel Sounding, and Other Signaling for Multi-User Full Duplex Transmission
CN105450290A (zh) * 2014-08-14 2016-03-30 华为技术有限公司 一种无线全双工通信系统
KR102259333B1 (ko) 2015-01-02 2021-06-02 삼성전자주식회사 무선통신 시스템에서 동기검출을 위한 방법 및 장치
KR102316996B1 (ko) * 2015-04-10 2021-10-25 삼성전자주식회사 간섭 제거 방법 및 그 장치
US10477420B2 (en) 2017-01-13 2019-11-12 At&T Intellectual Property I, L.P. Cross link interference measurement for wireless communications in 5G or other next generation network
CN108737015B (zh) * 2018-07-26 2023-08-15 浙江三维通信科技有限公司 一种gsm手机信号的屏蔽方法及系统

Family Cites Families (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5148548A (en) 1989-12-19 1992-09-15 Northern Telecom Limited Method of monitoring cellular radio channels to avoid adjacent and co-channel interference
JPH0494228A (ja) 1990-08-09 1992-03-26 Matsushita Electric Ind Co Ltd ダイナミックチャネル割当方法
JP2730338B2 (ja) 1991-07-15 1998-03-25 日本電気株式会社 衛星通信方式
US5455962A (en) 1991-09-19 1995-10-03 Motorola, Inc. Performance through half-hopping and spatial diversity
KR960012086B1 (ko) * 1991-11-11 1996-09-12 모토로라 인코포레이티드 셀룰러 통신 시스템의 무선 통신 링크에서의 간섭을 감소시키기 위한 방법 및 장치
US5355522A (en) 1992-06-26 1994-10-11 Motorola, Inc. Frequency selection method and apparatus
JPH0738741B2 (ja) * 1992-08-28 1995-04-26 日本電気株式会社 移動通信システムのチャネル割当方式
US5627880A (en) 1992-11-02 1997-05-06 Motorola, Inc. MAHO method for SFH-CDMA/TDMA using punctured frames
FI925472A (fi) 1992-12-01 1994-06-02 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä sekä -järjestelmä
US5594720A (en) 1993-11-24 1997-01-14 Lucent Technologies Inc. Multiple access cellular communication with dynamic slot allocation and reduced co-channel interferences
JP2992670B2 (ja) 1994-01-31 1999-12-20 松下電器産業株式会社 移動体通信装置
US5506848A (en) 1994-06-22 1996-04-09 At&T Corp. Demand assignment system and method for mobile users in a community of interest
SE503893C2 (sv) 1994-07-15 1996-09-30 Ericsson Telefon Ab L M Förfarande och anordning för frekvenshoppning i ett radiokommunikationssystem
JP3386586B2 (ja) 1994-08-18 2003-03-17 松下電器産業株式会社 移動通信方法
US5579306A (en) * 1994-09-01 1996-11-26 Ericsson Inc. Time and frequency slot allocation system and method
US5594946A (en) * 1995-02-28 1997-01-14 Motorola, Inc. Method and apparatus for mitigating interference produced by a communication unit in a communication system
DE69534813T2 (de) 1995-08-11 2006-10-19 Alcatel Verfahren und Anordnung zur dynamischen Bandbreitenzuordnung in einem TDM/TDMA-Übertragungssystem
US5758090A (en) 1995-09-22 1998-05-26 Airnet Communications, Inc. Frequency reuse planning for CDMA cellular communication system by grouping of available carrier frequencies and power control based on the distance from base station
US5734646A (en) 1995-10-05 1998-03-31 Lucent Technologies Inc. Code division multiple access system providing load and interference based demand assignment service to users
KR0170190B1 (ko) 1995-12-06 1999-03-30 정선종 씨디엠에이 이동통신 시스템에서 트래픽 부하 제어방법
US5787352A (en) 1995-12-29 1998-07-28 At&T Corp. System and method for management of neighbor-channel interference with power control and directed channel assignment
US5894473A (en) 1996-02-29 1999-04-13 Ericsson Inc. Multiple access communications system and method using code and time division
US5898928A (en) * 1996-02-29 1999-04-27 Telefonaktiebolaget Lm Ericsson Adaptive frequency allocation in a telecommunication system
US6298081B1 (en) 1996-05-31 2001-10-02 Telefonaktiebolaget Lm Ericsson (Publ) Channel hopping in a radio communications system
US6108321A (en) 1996-06-28 2000-08-22 Lucent Technologies Inc. Interference based dynamic channel assignment
US6101176A (en) 1996-07-24 2000-08-08 Nokia Mobile Phones Method and apparatus for operating an indoor CDMA telecommunications system
US6009332A (en) 1996-08-28 1999-12-28 Telefonaktiebolaget Lm Ericsson Method and system for autonomously allocating a frequency hopping traffic channel in a private radio system
JPH10126842A (ja) 1996-10-18 1998-05-15 Matsushita Electric Ind Co Ltd 移動通信システム
US5886988A (en) 1996-10-23 1999-03-23 Arraycomm, Inc. Channel assignment and call admission control for spatial division multiple access communication systems
US6144652A (en) 1996-11-08 2000-11-07 Lucent Technologies Inc. TDM-based fixed wireless loop system
US6044249A (en) 1996-11-12 2000-03-28 Motorola, Inc. Method for determining handover margins in a cellular communication system
GB2320648A (en) 1996-12-20 1998-06-24 Dsc Telecom Lp Controlling interference in a cell of a wireless telecommunications system
JPH10190381A (ja) * 1996-12-27 1998-07-21 Fujitsu Ltd 送受信装置
FI105867B (fi) * 1997-01-30 2000-10-13 Nokia Networks Oy Kanavanosoitus matkaviestinjärjestelmässä
US6023622A (en) 1997-03-05 2000-02-08 Watkins-Johnson Company Wireless communication system with dynamic channel allocation
FI102703B1 (fi) 1997-03-27 1999-01-29 Nokia Telecommunications Oy Kanavan allokointimenetelmä
US7133380B1 (en) 2000-01-11 2006-11-07 At&T Corp. System and method for selecting a transmission channel in a wireless communication system that includes an adaptive array
US5859839A (en) * 1997-06-30 1999-01-12 Motorola, Inc. Method for automatically selecting channel powers in a wireless communication system
JP3031306B2 (ja) 1997-07-31 2000-04-10 日本電気株式会社 移動無線装置
US5991622A (en) 1997-08-22 1999-11-23 Ericsson Inc. Method and apparatus for automatic channel measurements
US6212384B1 (en) 1997-09-29 2001-04-03 Telefonaktiebolaget L M Ericsson (Publ) Radio signal source identification system
CN1196367C (zh) * 1998-02-27 2005-04-06 西门子公司 基于码分多址和时分多址的通信系统中的中继
US6154655A (en) 1998-03-05 2000-11-28 Lucent Technologies Inc. Flexible channel allocation for a cellular system based on a hybrid measurement-based dynamic channel assignment and a reuse-distance criterion algorithm
US6134442A (en) 1998-03-05 2000-10-17 Lucent Technologies Inc. Controlling operations in a cellular system using neighbor association-based cost values
US6119011A (en) 1998-03-05 2000-09-12 Lucent Technologies Inc. Cost-function-based dynamic channel assignment for a cellular system
JP3109504B2 (ja) 1998-03-27 2000-11-20 日本電気株式会社 セルラシステムおよびセルラシステムの隣接周波数干渉回避方法と移動局
DE19814123C2 (de) * 1998-03-30 2000-04-06 Siemens Ag Verfahren und Funk-Kommunikationssystem zur Zuweisung eines Funkkanals
WO1999059362A1 (fr) 1998-05-08 1999-11-18 Ntt Mobile Communications Network Inc. Systeme de radiocommunication, procede et dispositif d'affectation de frequence
DE19820736C1 (de) 1998-05-08 1999-09-30 Siemens Ag Verfahren und Basisstationssystem zur Kanalzuteilung in einem Funk-Kommunikationssystem
US6334057B1 (en) 1998-06-30 2001-12-25 Telefonaktiebolaget Lm Ericsson (Publ) Channel allocation in a telecommunications system with asymmetric uplink and downlink traffic
US6212386B1 (en) 1998-06-30 2001-04-03 Telefonaktiebolaget Lm Ericsson (Publ) Automated tool method for frequency plan revision within a cellular telephone system
EP0979017A1 (de) * 1998-08-07 2000-02-09 Siemens Aktiengesellschaft Verfahren zur Kanalzuweisung und Funk-Kommunikationssystem
JP3204310B2 (ja) 1998-08-12 2001-09-04 日本電気株式会社 Ｃｄｍａ移動通信システムおよびその下り送信電力制御方法
US6131030A (en) * 1998-08-19 2000-10-10 Telefonaktiebolaget Lm Ericsson System network and method for the transference of cell handover information
US6301233B1 (en) 1998-10-01 2001-10-09 Lucent Technologies, Inc. Efficient flexible channel allocation in a wireless telecommunications system
US6223037B1 (en) * 1998-10-09 2001-04-24 Nokia Mobile Phones Ltd. Cell selection during loss of service in a telecommunications system
CN1496043A (zh) 1998-10-27 2004-05-12 罗克马诺尔研究有限公司 一种用于在码分多址系统中改进提取的方法
US6542485B1 (en) 1998-11-25 2003-04-01 Lucent Technologies Inc. Methods and apparatus for wireless communication using time division duplex time-slotted CDMA
US6792273B1 (en) 1998-12-18 2004-09-14 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for resource reservation in a mobile radio communication system
US20020098860A1 (en) 1999-01-12 2002-07-25 Pecen Mark E. Transmit power control method and apparatus
US6615040B1 (en) 1999-01-22 2003-09-02 At&T Corp. Self-configurable wireless systems: spectrum monitoring in a layered configuration
US6377611B1 (en) * 1999-02-01 2002-04-23 Industrial Technology Research Institute Apparatus and method for a DSSS/CDMA receiver
GB2347019A (en) 1999-02-08 2000-08-23 Motorola Ltd An antenna array system
US6973140B2 (en) 1999-03-05 2005-12-06 Ipr Licensing, Inc. Maximizing data rate by adjusting codes and code rates in CDMA system
US6801543B1 (en) 1999-05-21 2004-10-05 Alcatel, Canada Inc. Method and apparatus for assigning time slots within a TDMA transmission
US6925068B1 (en) 1999-05-21 2005-08-02 Wi-Lan, Inc. Method and apparatus for allocating bandwidth in a wireless communication system
US6529495B1 (en) 1999-05-24 2003-03-04 Nokia Telecommunications, Oy Method and apparatus for providing differencing multistage detection in the reverse link of a code division multiple access communication system
DE60030740T2 (de) 1999-08-23 2007-09-13 Ericsson Inc., Plano Unterbrechungsfreie kanalauswahl beim umschalten von einem kanal in einer ersten zelle zu einem zweiten kanal in einer zweiten zelle für mobile daten-dienste
JP2001094466A (ja) 1999-09-17 2001-04-06 Katsuyoshi Azeyanagi 無相互相関領域を有する符号系列セットを用いたｃｄｍａ通信方式
EP1087630B1 (en) 1999-09-24 2009-07-15 Alcatel Lucent Method for dynamic channel allocation with rearrangement in a TDD/CDMA radio communications system and system therefor
JP3365379B2 (ja) * 1999-12-13 2003-01-08 日本電気株式会社 基地局選択型送信電力制御方法及び基地局装置
FI19992695A (fi) 1999-12-15 2001-06-16 Nokia Networks Oy Kanava-allokointimenetelmä solukkoradioverkossa
US6535747B1 (en) 1999-12-23 2003-03-18 Ericsson Inc. System and method for coverage and interference prediction and tradeoff
EP1122895A1 (en) 2000-02-03 2001-08-08 Motorola, Inc. Time division duplex cellular communications system with dynamic slot allocation and reduced interference
US6456826B1 (en) 2000-02-25 2002-09-24 Nokia Mobile Phones Ltd. User equipment and procedure for handling possible out-of-synchronization condition in UMTS terrestrial radio access network for time division duplexing mode
US6591108B1 (en) 2000-03-06 2003-07-08 Lucent Technologies Inc. Apparatus and method to reduce the reuse factor for adaptive-dynamic channel assignment systems
US6940845B2 (en) 2000-03-23 2005-09-06 At & T, Corp. Asymmetric measurement-based dynamic packet assignment system and method for wireless data services
US6493331B1 (en) 2000-03-30 2002-12-10 Qualcomm Incorporated Method and apparatus for controlling transmissions of a communications systems
US6654612B1 (en) 2000-06-30 2003-11-25 Lucent Technologies Inc. Distributed channel assignment method
DE01952502T1 (de) 2000-07-10 2004-04-15 Interdigital Technology Corp., Wilmington Kodeleistungsmessung für dynamische kanalzuwendung
IL154151A0 (en) 2000-07-27 2003-07-31 Interdigital Tech Corp Adaptive uplink/downlink timeslot assignment in a hybrid wireless time division multiple access/code division multiple access communication system
JP2002152813A (ja) 2000-11-09 2002-05-24 Ntt Docomo Inc 移動通信システムにおけるタイムスロット割り当て方法および移動通信システムにおけるタイムスロット割り当て装置
JP2002232940A (ja) 2001-02-05 2002-08-16 Ntt Docomo Inc タイムスロット割り当て装置、タイムスロット割り当て方法、移動体通信システム及びその動作方法、プログラム、記録媒体
US6714523B2 (en) 2001-05-14 2004-03-30 Interdigital Technology Corporation Assigning physical channels to time slots using a fragmentation parameter in a hybrid time division multiple access/code division multiple access communication system
US6791961B2 (en) 2001-05-14 2004-09-14 Interdigital Technology Corporation Selecting an order for physical channel assignment in a hybrid time division multiple access/code division multiple access communication system
US6591109B2 (en) * 2001-08-17 2003-07-08 Interdigital Technology Corporation Cross cell user equipment interference reduction in a time division duplex communication system using code division multiple access
US6747967B2 (en) 2002-05-14 2004-06-08 Interdigital Technology Corporation Method and system for computing the optimal slot to cell assignment in cellular systems employing time division duplex
KR20090114450A (ko) 2007-01-05 2009-11-03 인터디지탈 테크날러지 코포레이션 랜덤 액세스 채널에서의 백오프 메카니즘

Also Published As

Publication number Publication date
KR100950744B1 (ko) 2010-04-05
US20050169217A1 (en) 2005-08-04
JP2007166669A (ja) 2007-06-28
TW200423562A (en) 2004-11-01
JP4012505B2 (ja) 2007-11-21
TWI234352B (en) 2005-06-11
KR100990464B1 (ko) 2010-10-29
EP1417849A1 (en) 2004-05-12
CA2457310A1 (en) 2003-02-27
US6882849B2 (en) 2005-04-19
CN1543749A (zh) 2004-11-03
KR20090033278A (ko) 2009-04-01
TWI356603B (en) 2012-01-11
KR20040030150A (ko) 2004-04-08
TW200733618A (en) 2007-09-01
US20030194969A1 (en) 2003-10-16
EP1417849A4 (en) 2008-07-02
US9819472B2 (en) 2017-11-14
US20130044579A1 (en) 2013-02-21
TWI271047B (en) 2007-01-11
US20150078315A1 (en) 2015-03-19
TWI256202B (en) 2006-06-01
KR20090122271A (ko) 2009-11-26
US6591109B2 (en) 2003-07-08
WO2003017696A1 (en) 2003-02-27
KR20050090486A (ko) 2005-09-13
KR20100063803A (ko) 2010-06-11
US20030036358A1 (en) 2003-02-20
US7450905B2 (en) 2008-11-11
KR100639137B1 (ko) 2006-10-30
TW200947923A (en) 2009-11-16
US8265560B2 (en) 2012-09-11
KR20080088667A (ko) 2008-10-02
CN100380992C (zh) 2008-04-09
MXPA04001501A (es) 2004-05-14
US20090067387A1 (en) 2009-03-12
US8897711B2 (en) 2014-11-25
JP2005500764A (ja) 2005-01-06
KR20080040001A (ko) 2008-05-07

Similar Documents

Publication Publication Date Title
TWI256202B (en) Cross cell user equipment interference reduction in a time division duplex communication system using a code division multiple access
MY134416A (en) Adaptive uplink/downlink timeslot assignment in a hybrid wireless time division multiple access/code division multiple access communication system
TWI263449B (en) Resource allocation in wireless communication systems
MY149570A (en) Measurement-assisted dynamic frequency -reuse in cellular telecommunications networks
MXPA03000304A (es) Medicion de potencia de codigo para asignacion de canal dinamico.
TW200501641A (en) Resource allocation to users in slotted code division multiple access systems using beams
AU2002256208A1 (en) Network channel access protocol - interference and load adaptive
TW200708163A (en) Systems and methods for making channel assignments to reduce inerference and increase capacity of wireless networks
WO2009063001A3 (en) Adaptive scheduling for half-duplex wireless terminals
WO2018128851A3 (en) Measurement of crosslink interference in a dynamic time division duplex (tdd) new radio (nr) system
DE60143971D1 (de) Unterkanäle für den Zufallzugriffskanal in einem Zeitduplexsystem
TW200721866A (en) Method for performing wireless switching
NZ598205A (en) Employing an algorithm for enhanced timeslot assignment in radio resource scheduling
TW200505184A (en) Method and system for computing the optimal slot to cell assignment in cellular systems employing time division duplex
GB0408202D0 (en) Method and arrangement for dynamic channel assignment in a TDD communication system
EP1788726A3 (en) Method and stations for encoding data with scrambling codes in a CDMA slotted system

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees