ATE542345T1 - Adaptive bitzuordnung mit paritätskontrolle mit schwacher dichte vorwärtsfehlerkorrekturkodierung - Google Patents

Adaptive bitzuordnung mit paritätskontrolle mit schwacher dichte vorwärtsfehlerkorrekturkodierung

Info

Publication number
ATE542345T1
ATE542345T1 AT04786457T AT04786457T ATE542345T1 AT E542345 T1 ATE542345 T1 AT E542345T1 AT 04786457 T AT04786457 T AT 04786457T AT 04786457 T AT04786457 T AT 04786457T AT E542345 T1 ATE542345 T1 AT E542345T1
Authority
AT
Austria
Prior art keywords
adaptive
error correction
forward error
control bit
correction coding
Prior art date
Application number
AT04786457T
Other languages
English (en)
Inventor
Eric Jacobsen
Valentine Rhodes
Original Assignee
Intel 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 Intel Corp filed Critical Intel Corp
Application granted granted Critical
Publication of ATE542345T1 publication Critical patent/ATE542345T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Optical Communication System (AREA)
AT04786457T 2003-08-08 2004-08-04 Adaptive bitzuordnung mit paritätskontrolle mit schwacher dichte vorwärtsfehlerkorrekturkodierung ATE542345T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US49393703P 2003-08-08 2003-08-08
US10/749,624 US7213197B2 (en) 2003-08-08 2003-12-30 Adaptive bit loading with low density parity check forward error correction
PCT/US2004/025215 WO2005018187A2 (en) 2003-08-08 2004-08-04 Adaptive bit loading with low density parity check forward error correction

Publications (1)

Publication Number Publication Date
ATE542345T1 true ATE542345T1 (de) 2012-02-15

Family

ID=34119162

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04786457T ATE542345T1 (de) 2003-08-08 2004-08-04 Adaptive bitzuordnung mit paritätskontrolle mit schwacher dichte vorwärtsfehlerkorrekturkodierung

Country Status (6)

Country Link
US (1) US7213197B2 (de)
EP (1) EP1652362B1 (de)
CN (1) CN1856976B (de)
AT (1) ATE542345T1 (de)
TW (1) TWI250728B (de)
WO (1) WO2005018187A2 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7385915B2 (en) 2002-07-31 2008-06-10 Nokia Corporation Apparatus, and associated method, for facilitating communication allocation in a radio communication system
JP2004355783A (ja) * 2003-05-30 2004-12-16 Sharp Corp 光情報記録媒体とその再生方法
US20050007979A1 (en) * 2003-07-07 2005-01-13 Intel Corporation Uniform channel spreading in a wireless local area network using dynamic frequency selection
US7903538B2 (en) * 2003-08-06 2011-03-08 Intel Corporation Technique to select transmission parameters
KR20050046471A (ko) * 2003-11-14 2005-05-18 삼성전자주식회사 저밀도 패러티 검사 부호를 병렬 연접하는 채널부호화/복호화 장치 및 방법
US8374284B2 (en) * 2004-02-12 2013-02-12 Apple, Inc. Universal decoder
US7689892B2 (en) * 2004-09-08 2010-03-30 Nokia Corporation System and method for adaptive low-density parity-check (LDPC) coding
US7693224B2 (en) * 2005-03-30 2010-04-06 Intel Corporation Subcarrier adaptive thresholding
DE502006001421D1 (de) * 2005-05-02 2008-10-09 Nokia Siemens Networks Gmbh Funkkommunikation mit OFDMA und IFDMA
US20090199064A1 (en) * 2005-05-11 2009-08-06 Board Of Trustees Of Michigan State University Corrupted packet toleration and correction system
US7661037B2 (en) * 2005-10-27 2010-02-09 Samsung Electronics Co., Ltd. LDPC concatenation rules for IEEE 802.11n systems
EP1783942A1 (de) * 2005-11-08 2007-05-09 Motorola, Inc. Paritätsprüfkodierung niedriger Dichte für orthogonale Frequenzmultiplexierungssysteme
US7707479B2 (en) * 2005-12-13 2010-04-27 Samsung Electronics Co., Ltd. Method of generating structured irregular low density parity checkcodes for wireless systems
US7620880B2 (en) * 2005-12-20 2009-11-17 Samsung Electronics Co., Ltd. LDPC concatenation rules for IEEE 802.11n system with packets length specified in OFDM symbols
US7584406B2 (en) 2005-12-20 2009-09-01 Samsung Electronics Co., Ltd. LDPC concatenation rules for IEEE 802.11n system with packets length specific in octets
US9338767B2 (en) 2005-12-22 2016-05-10 Qualcomm Incorporated Methods and apparatus of implementing and/or using a dedicated control channel
US20070149132A1 (en) 2005-12-22 2007-06-28 Junyl Li Methods and apparatus related to selecting control channel reporting formats
US20070180344A1 (en) * 2006-01-31 2007-08-02 Jacobsen Eric A Techniques for low density parity check for forward error correction in high-data rate transmission
EP2016730A1 (de) * 2006-04-27 2009-01-21 Intel Corporation Techniken zum komprimieren von modulationsmustern für adaptives bitloading
US8102882B2 (en) * 2006-05-02 2012-01-24 Nokia Corporation Subcarrier truncating data transmission scheme in OFDM system
US7397398B2 (en) * 2006-05-09 2008-07-08 Seagate Technology Llc Modulation bit added to worst case codeword
EP2076988B1 (de) * 2006-10-26 2018-05-02 QUALCOMM Incorporated Kodierungsverfahren für drahtlose kommunikationsübertragungen
US8892979B2 (en) 2006-10-26 2014-11-18 Qualcomm Incorporated Coding schemes for wireless communication transmissions
US7958429B2 (en) * 2007-07-02 2011-06-07 Broadcom Corporation Distributed processing LDPC (low density parity check) decoder
ITTO20070850A1 (it) * 2007-11-26 2009-05-27 Dora Spa "procedimento per la trasmissione su sistemi di comunicazione a portanti multiple, trasmettitore e prodotto informatico relativi"
US20090240538A1 (en) * 2008-03-20 2009-09-24 Embarq Holdings Company, Llc System and Method for Local Call-Based Advertising
US20090252146A1 (en) * 2008-04-03 2009-10-08 Microsoft Corporation Continuous network coding in wireless relay networks
US8392786B2 (en) * 2008-05-07 2013-03-05 Broadcom Corporation LDPC coding systems for 60 GHz millimeter wave based physical layer extension
US9706599B1 (en) 2009-07-23 2017-07-11 Marvell International Ltd. Long wireless local area network (WLAN) packets with midambles
TWI467977B (zh) * 2009-11-13 2015-01-01 松下電器（美國）知識產權公司 Encoding method, decoding method, encoder and decoder
US8687546B2 (en) 2009-12-28 2014-04-01 Intel Corporation Efficient uplink SDMA operation
TWI501596B (zh) * 2010-03-08 2015-09-21 Sony Corp 使用適應正交分頻多工之通訊系統
KR101655269B1 (ko) * 2010-05-28 2016-09-07 삼성전자주식회사 무선통신시스템에서 자원분배 장치 및 방법
JP2012034165A (ja) * 2010-07-30 2012-02-16 Mega Chips Corp 通信装置および通信システム
US8433969B1 (en) * 2010-11-18 2013-04-30 Applied Micro Circuits Corporation Forward error correction (FEC) auto negotiation for an optical transport network (OTN)
JP6143016B2 (ja) * 2011-06-15 2017-06-07 マーベル ワールド トレード リミテッド Ｗｌａｎに用いる低帯域幅ｐｈｙ
CN102984110B (zh) * 2012-11-19 2015-09-23 北京大学 正交频分复用信号的高效编码、调制与组帧方法及系统
WO2015191901A1 (en) 2014-06-11 2015-12-17 Marvell Semiconductor, Inc. Compressed ofdm symbols in a wireless communication system
CN105991504B (zh) 2015-02-17 2021-01-01 索尼公司 无线通信装置及方法、基站、用户设备和通信系统
WO2018226820A1 (en) 2017-06-09 2018-12-13 Marvell World Trade Ltd. Packets with midambles having compressed ofdm symbols
EP3685543A1 (de) 2017-09-22 2020-07-29 NXP USA, Inc. Bestimmung der anzahl von midambles in einem paket

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479447A (en) 1993-05-03 1995-12-26 The Board Of Trustees Of The Leland Stanford, Junior University Method and apparatus for adaptive, variable bandwidth, high-speed data transmission of a multicarrier signal over digital subscriber lines
US6044485A (en) * 1997-01-03 2000-03-28 Ericsson Inc. Transmitter method and transmission system using adaptive coding based on channel characteristics
EP1290802A1 (de) 2000-06-16 2003-03-12 Aware, Inc. System und verfahren für ldpc-kodierte modulation
US6771706B2 (en) * 2001-03-23 2004-08-03 Qualcomm Incorporated Method and apparatus for utilizing channel state information in a wireless communication system
KR100401801B1 (ko) * 2001-03-27 2003-10-17 (주)텔레시스테크놀로지 데이터 전송 성능을 개선하기 위한 직교주파수 분할 다중통신 시스템 및 방법
US7688899B2 (en) 2001-05-17 2010-03-30 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
US6895547B2 (en) 2001-07-11 2005-05-17 International Business Machines Corporation Method and apparatus for low density parity check encoding of data
US7333535B2 (en) 2001-12-20 2008-02-19 Texas Instruments Incorporated Variable block rate ADSL

Also Published As

Publication number Publication date
WO2005018187A3 (en) 2005-06-09
TWI250728B (en) 2006-03-01
EP1652362B1 (de) 2012-01-18
US20050034053A1 (en) 2005-02-10
US7213197B2 (en) 2007-05-01
HK1089307A1 (en) 2006-11-24
EP1652362A2 (de) 2006-05-03
WO2005018187A2 (en) 2005-02-24
CN1856976B (zh) 2011-12-14
TW200511740A (en) 2005-03-16
CN1856976A (zh) 2006-11-01

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