TWI366406B - Communication systems - Google Patents

Communication systems

Info

Publication number
TWI366406B
TWI366406B TW096127957A TW96127957A TWI366406B TW I366406 B TWI366406 B TW I366406B TW 096127957 A TW096127957 A TW 096127957A TW 96127957 A TW96127957 A TW 96127957A TW I366406 B TWI366406 B TW I366406B
Authority
TW
Taiwan
Prior art keywords
communication systems
systems
communication
Prior art date
Application number
TW096127957A
Other languages
English (en)
Other versions
TW200822606A (en
Inventor
Michael John Beems Hart
Yuefeng Zhou
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of TW200822606A publication Critical patent/TW200822606A/zh
Application granted granted Critical
Publication of TWI366406B publication Critical patent/TWI366406B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/2043—Mixed mode, TDM and FDM systems
    • 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
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • 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
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • 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
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
TW096127957A 2006-08-18 2007-07-31 Communication systems TWI366406B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0616479A GB2440984A (en) 2006-08-18 2006-08-18 Wireless multi-hop communication system

Publications (2)

Publication Number Publication Date
TW200822606A TW200822606A (en) 2008-05-16
TWI366406B true TWI366406B (en) 2012-06-11

Family

ID=37081241

Family Applications (2)

Application Number Title Priority Date Filing Date
TW096127957A TWI366406B (en) 2006-08-18 2007-07-31 Communication systems
TW098145565A TW201015902A (en) 2006-08-18 2007-07-31 Communication systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW098145565A TW201015902A (en) 2006-08-18 2007-07-31 Communication systems

Country Status (7)

Country Link
US (2) US8085652B2 (zh)
EP (2) EP2146463A3 (zh)
JP (2) JP4978368B2 (zh)
KR (1) KR100938333B1 (zh)
CN (2) CN101127563A (zh)
GB (1) GB2440984A (zh)
TW (2) TWI366406B (zh)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2369879A3 (en) 2005-06-17 2011-11-09 Fujitsu Limited Communication system
EP1734665B1 (en) 2005-06-17 2011-08-10 Fujitsu Limited Multi-hop communication system
EP1734666A1 (en) 2005-06-17 2006-12-20 Fujitsu Limited Resource management in multi-hop communication system
EP1919095B1 (en) 2005-06-17 2010-12-08 Fujitsu Ltd. Systems and methods for power control in multi-hop communication system
EP1890447A2 (en) * 2006-08-18 2008-02-20 Fujitsu Ltd. Communications systems
GB0616476D0 (en) 2006-08-18 2006-09-27 Fujitsu Ltd Communication systems
GB2440981A (en) * 2006-08-18 2008-02-20 Fujitsu Ltd Wireless multi-hop communication system
GB2440982A (en) * 2006-08-18 2008-02-20 Fujitsu Ltd Wireless multi-hop communication system
GB2440986A (en) * 2006-08-18 2008-02-20 Fujitsu Ltd Wireless multi-hop communication system
KR100975732B1 (ko) * 2006-08-31 2010-08-12 삼성전자주식회사 통신 시스템에서 자원 할당 정보 전송 방법 및 시스템
GB2441574A (en) * 2006-09-08 2008-03-12 Fujitsu Ltd Network entry to a multi-hop wireless communication system
GB0619454D0 (en) 2006-10-02 2006-11-08 Fujitsu Ltd Communication systems
GB0619455D0 (en) 2006-10-02 2006-11-08 Fujitsu Ltd Communication system
GB2443464A (en) 2006-11-06 2008-05-07 Fujitsu Ltd Signalling in a multi-hop communication systems
US8717965B2 (en) * 2006-12-01 2014-05-06 Apple Inc. Enhancing wimax performance with subscriber stations acting as ad hoc repeaters
GB2447883A (en) 2007-03-02 2008-10-01 Fujitsu Ltd Bandwidth allocation in multi-hop wireless communication systems
GB2447635A (en) 2007-03-19 2008-09-24 Fujitsu Ltd Scheduling qos communications between nodes within a predetermined time unit in wimax systems
US20100278123A1 (en) * 2007-12-10 2010-11-04 Nortel Networks Limited Wireless communication frame structure and apparatus
US8488653B2 (en) * 2008-02-04 2013-07-16 Samsung Electronics Co., Ltd. Cooperative communication system and method using the same
EP2157820A1 (en) 2008-08-22 2010-02-24 Fujitsu Limited Methods and apparatus for operating a wireless communications system
US8971241B2 (en) 2008-09-30 2015-03-03 Qualcolmm Incorporated Techniques for supporting relay operation in wireless communication systems
US9203564B2 (en) 2008-10-20 2015-12-01 Qualcomm Incorporated Data transmission via a relay station in a wireless communication system
US8634769B2 (en) 2008-10-23 2014-01-21 Qualcomm Incorporated Data reception with interference cancellation in a relay communication network
US9031053B2 (en) 2008-10-23 2015-05-12 Qualcomm Incorporated Method and apparatus for communicating in a relay communication network
KR101527977B1 (ko) * 2008-10-27 2015-06-15 엘지전자 주식회사 무선통신 시스템에서 중계기의 동작 방법
CN101753184B (zh) * 2008-12-01 2013-05-08 中兴通讯股份有限公司 预编码反馈参数的调整方法和装置
US8243648B2 (en) * 2008-12-19 2012-08-14 Intel Corporation Spatial reuse techniques with wireless network relays
US8472868B2 (en) * 2009-05-06 2013-06-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for MIMO repeater chains in a wireless communication network
EP2434796A1 (en) * 2009-05-19 2012-03-28 Fujitsu Limited Base station, relay station, communication system, and communication method
WO2011032580A1 (en) * 2009-09-15 2011-03-24 Nokia Siemens Networks Oy Mobile communication device, network node and communication system for coordinated multipoint transmission comprising self-containment information of a channel-dependent attribute
CN101707788B (zh) * 2009-10-27 2014-04-02 北京邮电大学 基于差异化定价策略的多层网络业务动态规划方法
US8553660B2 (en) * 2010-01-03 2013-10-08 Mitsubishi Electric Research Laboratories, Inc. Cooperative relay communication in wireless OFDMA star networks
JP5386404B2 (ja) * 2010-02-26 2014-01-15 株式会社日立製作所 無線通信システム、基地局及びネットワーク制御装置
JP5249983B2 (ja) * 2010-04-05 2013-07-31 株式会社エヌ・ティ・ティ・ドコモ 無線基地局装置、移動端末装置及びセル選択方法
JP2011244061A (ja) * 2010-05-14 2011-12-01 Sharp Corp 無線通信システム、送信装置、通信方法及び送信方法
GB2482761B (en) * 2011-06-17 2015-12-23 Airwave Solutions Ltd Communications system, apparatus and method

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3403715A1 (de) 1984-02-03 1985-08-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitales zellenfunksystem mit zeitmultiplex
US5719868A (en) * 1995-10-05 1998-02-17 Rockwell International Dynamic distributed, multi-channel time division multiple access slot assignment method for a network of nodes
US6236647B1 (en) 1998-02-24 2001-05-22 Tantivy Communications, Inc. Dynamic frame size adjustment and selective reject on a multi-link channel to improve effective throughput and bit error rate
US6370384B1 (en) 1998-07-30 2002-04-09 Airnet Communications Corporation Frequency re-use planning for wireless communications system using wireless translating repeaters
US7006530B2 (en) 2000-12-22 2006-02-28 Wi-Lan, Inc. Method and system for adaptively obtaining bandwidth allocation requests
US7158784B1 (en) 2000-03-31 2007-01-02 Aperto Networks, Inc. Robust topology wireless communication using broadband access points
US6701129B1 (en) 2000-09-27 2004-03-02 Nortel Networks Limited Receiver based adaptive modulation scheme
US6934554B2 (en) * 2001-02-21 2005-08-23 Nippon Telegraph And Telephone Corporation Radio communication system
DE60117202D1 (de) 2001-09-03 2006-04-20 St Microelectronics Nv Verfahren und Gerät zur Geschwindigkeitsschätzung eines mobilen Endgeräts in einem drahtlosen Kommunikationssystem
KR100487245B1 (ko) * 2001-11-28 2005-05-03 삼성전자주식회사 고속 순방향 패킷 접속 방식을 사용하는 이동 통신시스템에서압축 모드에 따른 전송 불능 구간을 최소화하는장치 및 방법
AU2002325401B2 (en) 2001-12-28 2004-07-01 Ntt Docomo, Inc. Radio Communication System, Base Station, Relay Station, Mobile Station, and Packet Transmission Control Method
GB0200237D0 (en) 2002-01-07 2002-02-20 Imec Inter Uni Micro Electr Wireless cellular network architecture
US7096274B1 (en) 2002-02-12 2006-08-22 3Com Corporation Optimum frame size predictor for wireless Local Area Network
JP2004040568A (ja) 2002-07-04 2004-02-05 Denso Corp 無線通信端末
US7580394B2 (en) 2002-11-27 2009-08-25 Nokia Corporation System and method for collision-free transmission scheduling in a network
US20040109428A1 (en) 2002-12-09 2004-06-10 Srikanth Krishnamurthy Method and apparatus for resource allocation for multiple traffic classes in wireless ad-hoc networks
US7583619B2 (en) 2002-12-16 2009-09-01 Nortel Networks Limited Wireless access communications network
MXPA05012228A (es) 2003-05-28 2006-02-10 Ericsson Telefon Ab L M Metodo y sistema para las redes de comunicaciones inalambricas utilizando retransmision.
JP4289031B2 (ja) * 2003-06-06 2009-07-01 ソニー株式会社 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
CN1567869B (zh) * 2003-06-30 2010-05-05 叶启祥 可避免干扰损坏并增加空间再用率的干扰控制方法
US7903538B2 (en) 2003-08-06 2011-03-08 Intel Corporation Technique to select transmission parameters
US7400856B2 (en) 2003-09-03 2008-07-15 Motorola, Inc. Method and apparatus for relay facilitated communications
EP1700404B8 (en) * 2003-12-30 2009-12-02 Nokia Corporation Communication system using relay base stations with asymmetric data links
JP2005252677A (ja) * 2004-03-04 2005-09-15 Kddi Corp マルチホップセルラーシステムにおける基地局及び中継通信装置、並びに無線リソース割当て方法
US8023466B2 (en) * 2004-06-22 2011-09-20 Jianglei Ma Soft handoff in OFDMA system
US7961696B2 (en) * 2004-06-24 2011-06-14 Nortel Networks Limited Preambles in OFDMA system
US20080144493A1 (en) * 2004-06-30 2008-06-19 Chi-Hsiang Yeh Method of interference management for interference/collision prevention/avoidance and spatial reuse enhancement
JP2006033207A (ja) 2004-07-14 2006-02-02 Nec Corp 位置情報提供システム、無線基地局装置及びそれらに用いる位置情報提供方法並びにそのプログラム
KR20070089119A (ko) 2004-07-23 2007-08-30 와이어리스 밸리 커뮤니케이션 인크 무선 네트워크 향상을 위해 무선 장치 또는 기반 구조의 위치를 결정하고 이용하는 방법
US7864659B2 (en) 2004-08-02 2011-01-04 Interdigital Technology Corporation Quality control scheme for multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems
JP4494134B2 (ja) * 2004-09-01 2010-06-30 Ｋｄｄｉ株式会社 無線通信システム、中継局装置および基地局装置
ATE363189T1 (de) 2004-09-13 2007-06-15 Alcatel Lucent Abschätzung der übertragungsqualität in einem funknetz
US7852954B2 (en) * 2004-09-30 2010-12-14 Lg Electronics, Inc. Method of transmitting data and estimating channel information in OFDM/OFDMA mobile communications system
PT1808038E (pt) 2004-10-20 2012-05-22 T mobile int ag Sistema de comunicações de rádio celular de longo alcance com células de retransmissão melhoradas
KR100810290B1 (ko) 2004-12-14 2008-03-07 삼성전자주식회사 무선 통신 시스템에서 데이터 버스트 할당 방법 및 시스템
KR100584409B1 (ko) * 2004-12-29 2006-05-26 삼성전자주식회사 직교주파수분할다중접속 기반의 셀룰러 시스템을 위한중계 통신 방법
JP2006196985A (ja) * 2005-01-11 2006-07-27 Kddi Corp 無線システムにおけるメディアアクセス制御方法及び中継局のメディアアクセス制御プログラム
US8644130B2 (en) 2005-03-18 2014-02-04 Samsung Electronics Co., Ltd. System and method for subcarrier allocation in a wireless multihop relay network
US7486928B2 (en) 2005-04-14 2009-02-03 Kddi Corporation Methods and apparatus for wireless communications
US7813695B2 (en) 2005-05-06 2010-10-12 Telefonaktiebolaget L M Ericsson (Publ) Mobile assisted relay selection in a telecommunications system
JP2006319676A (ja) 2005-05-12 2006-11-24 Oki Electric Ind Co Ltd フレーム送信方法、トポロジー取得方法、及び無線通信システム
US20070236386A1 (en) * 2005-05-12 2007-10-11 Ofer Harpak Device and Method for Exchanging Information Over Terrestrial and Satellite Links
EP1734666A1 (en) * 2005-06-17 2006-12-20 Fujitsu Limited Resource management in multi-hop communication system
US8169980B2 (en) * 2005-07-11 2012-05-01 Qualcomm Incorporated Methods and apparatuses for interworking
KR20070031173A (ko) * 2005-09-14 2007-03-19 삼성전자주식회사 다중홉 릴레이 셀룰러 네트워크에서 다중 링크를 지원하기위한 장치 및 방법
KR100855225B1 (ko) * 2005-09-28 2008-08-29 삼성전자주식회사 다중홉 릴레이 방식을 사용하는 광대역 무선접속통신시스템에서 프레임 통신 장치 및 방법
EP1804430B1 (en) 2006-01-03 2013-05-15 Samsung Electronics Co., Ltd. Requesting and allocating upstream bandwidth in a multi-hop relay broadband wireless access communication system
KR101055546B1 (ko) * 2006-08-18 2011-08-08 후지쯔 가부시끼가이샤 노드들 사이의 무선 데이터 프레임 구조
GB2440986A (en) * 2006-08-18 2008-02-20 Fujitsu Ltd Wireless multi-hop communication system
JP4862082B2 (ja) * 2006-08-18 2012-01-25 富士通株式会社 マルチホップ・リレー・ネットワークの無線資源管理

Also Published As

Publication number Publication date
EP1890446B1 (en) 2012-12-05
CN101127563A (zh) 2008-02-20
GB0616479D0 (en) 2006-09-27
US8179831B2 (en) 2012-05-15
TW201015902A (en) 2010-04-16
JP2008048423A (ja) 2008-02-28
EP2146463A3 (en) 2010-05-19
US20100103898A1 (en) 2010-04-29
EP1890446A3 (en) 2010-05-12
JP2010063124A (ja) 2010-03-18
US8085652B2 (en) 2011-12-27
TW200822606A (en) 2008-05-16
EP1890446A2 (en) 2008-02-20
US20080043817A1 (en) 2008-02-21
EP2146463A2 (en) 2010-01-20
JP4978368B2 (ja) 2012-07-18
CN101820308A (zh) 2010-09-01
KR100938333B1 (ko) 2010-01-22
KR20080016510A (ko) 2008-02-21
JP4852641B2 (ja) 2012-01-11
GB2440984A (en) 2008-02-20

Similar Documents

Publication Publication Date Title
TWI366406B (en) Communication systems
TWI350668B (en) Communication systems
GB0616476D0 (en) Communication systems
GB0616482D0 (en) Communication systems
GB0616474D0 (en) Communication systems
EP1984286A4 (en) COMMUNICATION SYSTEM
GB0612228D0 (en) Communication system
GB0611249D0 (en) Communication system
GB0619455D0 (en) Communication system
GB0616478D0 (en) Communication systems
GB0619454D0 (en) Communication systems
GB0624577D0 (en) Communication Systems
GB2444815B (en) Communication system
GB0617752D0 (en) Communication systems
GB0622124D0 (en) Communication systems
GB0616472D0 (en) Communication systems
GB0617756D0 (en) Communication systems
GB2436188B (en) Communication system
IL198885A0 (en) Communication system
GB0616475D0 (en) Communication systems
GB2443532B (en) Communication system
GB0622120D0 (en) Communication systems
GB0615201D0 (en) Communication system
EP2119183A4 (en) COMMUNICATION SYSTEM
GB0618850D0 (en) Communication system

Legal Events

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