ATE554578T1 - Adaptive unterträgerbelastung - Google Patents

Adaptive unterträgerbelastung

Info

Publication number
ATE554578T1
ATE554578T1 AT00125435T AT00125435T ATE554578T1 AT E554578 T1 ATE554578 T1 AT E554578T1 AT 00125435 T AT00125435 T AT 00125435T AT 00125435 T AT00125435 T AT 00125435T AT E554578 T1 ATE554578 T1 AT E554578T1
Authority
AT
Austria
Prior art keywords
sub
carriers
power
scheme
total number
Prior art date
Application number
AT00125435T
Other languages
English (en)
Inventor
Ralf Boehnke
Seiichi Izumi
Original Assignee
Sony Deutschland Gmbh
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 Sony Deutschland Gmbh filed Critical Sony Deutschland Gmbh
Application granted granted Critical
Publication of ATE554578T1 publication Critical patent/ATE554578T1/de

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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H04L5/0046—Determination of the number of bits transmitted on different sub-channels
    • 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
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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) or DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT00125435T 2000-11-20 2000-11-20 Adaptive unterträgerbelastung ATE554578T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00125435A EP1207661B1 (de) 2000-11-20 2000-11-20 Adaptive Unterträgerbelastung

Publications (1)

Publication Number Publication Date
ATE554578T1 true ATE554578T1 (de) 2012-05-15

Family

ID=8170435

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00125435T ATE554578T1 (de) 2000-11-20 2000-11-20 Adaptive unterträgerbelastung

Country Status (5)

Country Link
US (2) US7684756B2 (de)
EP (3) EP2259480A3 (de)
JP (1) JP2002198930A (de)
CN (1) CN1227883C (de)
AT (1) ATE554578T1 (de)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1018827B1 (de) 1999-01-08 2004-05-06 Sony International (Europe) GmbH Struktur von Synchronisierungssymbolen für OFDM-System
ATE250305T1 (de) 2000-11-20 2003-10-15 Sony Int Europe Gmbh Ofdm-system mit sender-antennendiversity und vorentzerrung
US7477702B2 (en) * 2000-11-30 2009-01-13 Nokia Mobile Phones Limited Apparatus, and associated method, for selecting a switching threshold for a transmitter utilizing adaptive modulation techniques
DE10145166A1 (de) * 2001-09-13 2003-04-24 Siemens Ag Verfahren und Vorrichtung zur Datenübertragung in einem Mehr-Träger-System
US7773699B2 (en) * 2001-10-17 2010-08-10 Nortel Networks Limited Method and apparatus for channel quality measurements
US7012883B2 (en) * 2001-11-21 2006-03-14 Qualcomm Incorporated Rate selection for an OFDM system
US7327800B2 (en) * 2002-05-24 2008-02-05 Vecima Networks Inc. System and method for data detection in wireless communication systems
KR20040011653A (ko) * 2002-07-29 2004-02-11 삼성전자주식회사 채널 특성에 적응적인 직교 주파수 분할 다중 통신 방법및 장치
KR100517237B1 (ko) * 2002-12-09 2005-09-27 한국전자통신연구원 직교 주파수 분할 다중화 무선 통신 시스템에서의채널품질 추정과 링크적응 방법 및 그 장치
US7460876B2 (en) * 2002-12-30 2008-12-02 Intel Corporation System and method for intelligent transmitted power control scheme
KR100606008B1 (ko) * 2003-01-04 2006-07-26 삼성전자주식회사 부호 분할 다중 접속 통신 시스템에서 역방향 데이터재전송 요청 송수신 장치 및 방법
JP4020253B2 (ja) * 2003-02-07 2007-12-12 日本電信電話株式会社 伝送モード選択方法および無線通信装置
US7327795B2 (en) * 2003-03-31 2008-02-05 Vecima Networks Inc. System and method for wireless communication systems
US7145862B2 (en) * 2003-04-08 2006-12-05 Motorola, Inc. Method and apparatus for transmission and reception of data
CN1742449B (zh) * 2003-06-30 2012-06-13 富士通株式会社 多载波无线传输系统、发送装置和接收装置
KR101245799B1 (ko) * 2003-08-06 2013-03-20 파나소닉 주식회사 무선 통신 장치 및 무선 통신 방법
US7394858B2 (en) * 2003-08-08 2008-07-01 Intel Corporation Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system
CN102946303B (zh) 2003-08-20 2016-04-06 松下电器（美国）知识产权公司 通信终端装置和由通信终端装置执行的发送方法
US7349436B2 (en) * 2003-09-30 2008-03-25 Intel Corporation Systems and methods for high-throughput wideband wireless local area network communications
KR100996080B1 (ko) * 2003-11-19 2010-11-22 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서적응적 변조 및 코딩 제어 장치 및 방법
US8090857B2 (en) * 2003-11-24 2012-01-03 Qualcomm Atheros, Inc. Medium access control layer that encapsulates data from a plurality of received data units into a plurality of independently transmittable blocks
US8204149B2 (en) 2003-12-17 2012-06-19 Qualcomm Incorporated Spatial spreading in a multi-antenna communication system
US7570695B2 (en) * 2003-12-18 2009-08-04 Intel Corporation Method and adaptive bit interleaver for wideband systems using adaptive bit loading
US20050141495A1 (en) 2003-12-30 2005-06-30 Lin Xintian E. Filling the space-time channels in SDMA
US7489621B2 (en) * 2003-12-30 2009-02-10 Alexander A Maltsev Adaptive puncturing technique for multicarrier systems
US7336746B2 (en) * 2004-12-09 2008-02-26 Qualcomm Incorporated Data transmission with spatial spreading in a MIMO communication system
US7991056B2 (en) 2004-02-13 2011-08-02 Broadcom Corporation Method and system for encoding a signal for wireless communications
KR20050081528A (ko) * 2004-02-14 2005-08-19 삼성전자주식회사 다중반송파 통신시스템을 위한 채널 상태정보 피드백 방법
US8169889B2 (en) * 2004-02-18 2012-05-01 Qualcomm Incorporated Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system
CN101076986A (zh) * 2004-03-05 2007-11-21 耐克斯特奈特无线公司 自适应调制的系统和方法
CN1667987B (zh) * 2004-03-12 2011-03-23 上海贝尔阿尔卡特股份有限公司 自适应通信方法和装置
CN1926907A (zh) * 2004-03-12 2007-03-07 松下电器产业株式会社 调度方法以及基站装置
US20050238111A1 (en) * 2004-04-09 2005-10-27 Wallace Mark S Spatial processing with steering matrices for pseudo-random transmit steering in a multi-antenna communication system
US7047006B2 (en) * 2004-04-28 2006-05-16 Motorola, Inc. Method and apparatus for transmission and reception of narrowband signals within a wideband communication system
US8285226B2 (en) * 2004-05-07 2012-10-09 Qualcomm Incorporated Steering diversity for an OFDM-based multi-antenna communication system
US8923785B2 (en) * 2004-05-07 2014-12-30 Qualcomm Incorporated Continuous beamforming for a MIMO-OFDM system
US7978649B2 (en) 2004-07-15 2011-07-12 Qualcomm, Incorporated Unified MIMO transmission and reception
US20060034244A1 (en) * 2004-08-11 2006-02-16 Interdigital Technology Corporation Method and system for link adaptation in an orthogonal frequency division multiplexing (OFDM) wireless communication system
EP1779702B1 (de) 2004-08-11 2012-09-26 Interdigital Technology Corporation Kanalmessung für verbesserte systemleistung
ATE527794T1 (de) 2004-08-12 2011-10-15 Interdigital Tech Corp Verfahren und vorrichtung zur implementierung von raum-frequenz-blockcodierung in einem drahtlosen orthogonalen frequenzmultiplex- kommunikationssystem
US7570698B2 (en) * 2004-11-16 2009-08-04 Intel Corporation Multiple output multicarrier transmitter and methods for spatial interleaving a plurality of spatial streams
WO2006062428A1 (en) * 2004-11-29 2006-06-15 Intel Corporation Method and system for multicarrier communication between a base station and subscribers of different bandwidths
US7644345B2 (en) * 2005-01-12 2010-01-05 Intel Corporation Bit distributor for multicarrier communication systems employing adaptive bit loading for multiple spatial streams and methods
US7693224B2 (en) * 2005-03-30 2010-04-06 Intel Corporation Subcarrier adaptive thresholding
US7529307B2 (en) * 2005-03-30 2009-05-05 Intel Corporation Interleaver
ES2420987T3 (es) * 2005-04-29 2013-08-28 Sony Deutschland Gmbh Dispositivo de transmisión, dispositivo de recepción y método de comunicación para un sistema de comunicaciones OFDM con nueva estructura del preámbulo
US8175190B2 (en) 2005-07-27 2012-05-08 Qualcomm Atheros, Inc. Managing spectra of modulated signals in a communication network
CN101043484A (zh) * 2006-03-20 2007-09-26 松下电器产业株式会社 一种非均等的多用户高阶调制方法
EP1841092B1 (de) * 2006-03-28 2012-01-25 Sony Deutschland Gmbh Verfahren und System zur drahtlosen Kommunikation
US8543070B2 (en) 2006-04-24 2013-09-24 Qualcomm Incorporated Reduced complexity beam-steered MIMO OFDM system
US8290089B2 (en) * 2006-05-22 2012-10-16 Qualcomm Incorporated Derivation and feedback of transmit steering matrix
US8194750B2 (en) * 2006-10-16 2012-06-05 Samsung Electronics Co., Ltd. System and method for digital communication having a circulant bit interleaver for equal error protection (EEP) and unequal error protection (UEP)
CN101188848B (zh) * 2006-11-15 2010-05-12 大唐移动通信设备有限公司 一种转移频点的方法及系统
US7904021B2 (en) * 2006-12-21 2011-03-08 Atheros Communications, Inc. Selecting carriers for modulating signals in a communication network
US9397779B2 (en) * 2008-01-29 2016-07-19 Koninklijke Philips N.V. Method of packet retransmission and reception and wireless device employing the same
TWI458301B (zh) * 2008-03-11 2014-10-21 Koninkl Philips Electronics Nv 用於多重次載波聯合調變正交分頻多工傳輸器的彈性結構
US8488691B2 (en) 2008-10-08 2013-07-16 Qualcomm Incorporated Adaptive loading for orthogonal frequency division multiplex (OFDM) communication systems
US20100094995A1 (en) * 2008-10-14 2010-04-15 Entropic Communications, Inc. Silent Probes in a Communication Network
US8418036B2 (en) * 2008-10-16 2013-04-09 Entropic Communications, Inc. Method and apparatus for performing forward error correction in an orthogonal frequency division multiplexed communication network
US8537705B2 (en) * 2010-01-04 2013-09-17 Qualcomm Incorporated Transmit power control
US20130034054A1 (en) * 2011-08-04 2013-02-07 Huan Wu Method and system for formatting cyclic prefix/postfix in a mobile communication system
EP2658194B1 (de) * 2012-04-23 2014-10-08 Nxp B.V. Kanalschätzung mit reduzierter Latenz
US10554565B2 (en) * 2015-07-07 2020-02-04 Strong Force Iot Portfolio 2016, Llc Network communication recoding node
US10320526B1 (en) * 2014-11-07 2019-06-11 Strong Force Iot Portfolio 2016, Llc Packet coding based network communication
US9825733B1 (en) 2014-11-07 2017-11-21 Speedy Packets, Inc. Packet coding based network communication
US9992088B1 (en) 2014-11-07 2018-06-05 Speedy Packets, Inc. Packet coding based network communication
US9992126B1 (en) 2014-11-07 2018-06-05 Speedy Packets, Inc. Packet coding based network communication
US10999012B2 (en) 2014-11-07 2021-05-04 Strong Force Iot Portfolio 2016, Llc Packet coding based network communication
WO2017199061A1 (en) * 2016-05-17 2017-11-23 Huawei Technologies Canada Co., Ltd. Methods and devices for multiple access transmission
WO2018074393A1 (ja) * 2016-10-19 2018-04-26 日本電気株式会社 通信装置、通信システム、および通信方法
CN115347998B (zh) * 2016-12-16 2024-08-06 苹果公司 基带电路、ue和基站
CN109067508A (zh) * 2018-07-13 2018-12-21 国网四川省电力公司技能培训中心 一种基于量子算法的宽带电力线通信子载波分配方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5726978A (en) 1995-06-22 1998-03-10 Telefonaktiebolaget L M Ericsson Publ. Adaptive channel allocation in a frequency division multiplexed system
US5796722A (en) 1996-05-17 1998-08-18 Motorola, Inc. Method and apparatus for dynamic load balancing using handoff
SE511248C2 (sv) 1997-12-05 1999-08-30 Ericsson Telefon Ab L M Bitallokering i ett transmissionssytem
ES2212484T3 (es) * 1999-03-12 2004-07-16 Motorola, Inc. Aparatos y metodo de generacion de los factores de ponderacion de las antenas transmisoras.
JP4284774B2 (ja) * 1999-09-07 2009-06-24 ソニー株式会社 送信装置、受信装置、通信システム、送信方法及び通信方法
US7433702B2 (en) * 2000-01-28 2008-10-07 Telefonaktiebolaget Lm Ericsson (Publ) Power status for wireless communications
US6701129B1 (en) * 2000-09-27 2004-03-02 Nortel Networks Limited Receiver based adaptive modulation scheme

Also Published As

Publication number Publication date
EP1207661A1 (de) 2002-05-22
US20070211810A1 (en) 2007-09-13
CN1227883C (zh) 2005-11-16
CN1354582A (zh) 2002-06-19
EP1207661B1 (de) 2012-04-18
EP2259479A2 (de) 2010-12-08
EP2259479A3 (de) 2012-04-25
JP2002198930A (ja) 2002-07-12
EP2259480A2 (de) 2010-12-08
EP2259479B1 (de) 2019-04-17
US7835696B2 (en) 2010-11-16
US20020102940A1 (en) 2002-08-01
US7684756B2 (en) 2010-03-23
EP2259480A3 (de) 2012-05-02

Similar Documents

Publication Publication Date Title
ATE554578T1 (de) Adaptive unterträgerbelastung
KR100946923B1 (ko) 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서 채널 품질 정보의 송수신 장치 및 방법, 그리고 그에 따른 시스템
EP1411664A4 (de) Mehrträgerübertragungsvorrichtung, mehrträgerempfangsvorrichtung und mehrträgerfunkkommunikationsverfahren
TWI389501B (zh) 於部分重覆使用系統中之速率預測
CN103916218B (zh) 用于传送上行链路信号的方法
EP1603266B1 (de) Verfahren und Anordnung zur Aufwärtsübertragung von Rückquittierungsinformationen in einem OFDMA-Kommunikationssystem
Kwan et al. Multiuser scheduling on the downlink of an LTE cellular system
KR100325367B1 (ko) 직교 주파수 분할 다중 통신 시스템에서의 비트 오율 측정장치및 방법
NO990773D0 (no) Multibµrer transmisjonssystem, og fremgangsmÕte for transmisjon av kanalinformasjon
EP3588823A1 (de) Symbolabbildungsverfahren für wiederholungskanalcodierung
BRPI0617868A2 (pt) pré-codificação para programação sensìvel a segmento em sistemas de comunicação sem fio
KR20050119590A (ko) 직교 주파수 분할 다중 방식을 사용하는 통신 시스템에서채널 품질 정보 피드백 장치 및 방법
KR20050081528A (ko) 다중반송파 통신시스템을 위한 채널 상태정보 피드백 방법
BR0210417A (pt) Método e equipamento para processamento de dados para transmissão em um sistema de comunicação de múltiplos canais usando inversão seletiva de canal
RU2007108554A (ru) Устройство беспроводной связи и способ беспроводной связи
CA2406151A1 (en) Data allocation with variable snr margins
DE602005006218D1 (de) Vorrichtung und Verfahren zur Verringerung des Verhältnisses von Spitzen zur Durchschnittsleistung in Mehrträgerkommunikationssystemen
KR20060024599A (ko) 다중반송파 시스템을 위한 적응적 비트/전력 로딩 기법
US8355371B2 (en) Wireless communication device and wireless communication system
US20100098004A1 (en) Wireless communication device, wireless communication system, wireless communication method, report information transmitting method, and scheduling method
WO2006001357A1 (ja) 無線通信装置
KR20060036218A (ko) 직교 주파수 분할 다중화를 이용한 브로드캐스트에적용되는 차등 진폭 위상 변조 방법
Al-Janabi et al. Bit and power allocation strategy for AMC-based MIMO-OFDMA WiMAX systems
Siegl et al. Selected Mapping with Explicit Transmission of Side Information
ATE333744T1 (de) Mehrträgerdemodulator