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ES2422289T3 - Precodificación para la programación sensible por segmento en sistemas de comunicación inalámbricos - Google Patents

Precodificación para la programación sensible por segmento en sistemas de comunicación inalámbricos

Info

Publication number
ES2422289T3
ES2422289T3 ES06826907T ES06826907T ES2422289T3 ES 2422289 T3 ES2422289 T3 ES 2422289T3 ES 06826907 T ES06826907 T ES 06826907T ES 06826907 T ES06826907 T ES 06826907T ES 2422289 T3 ES2422289 T3 ES 2422289T3
Authority
ES
Spain
Prior art keywords
segment
precoding
wireless communication
communication systems
precoding information
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
ES06826907T
Other languages
English (en)
Inventor
Dhananjay Gore
Hemanth Sampath
Jibing Wang
Tamer Kadous
Gwendolyn Barriac
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ES2422289T3 publication Critical patent/ES2422289T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0675—Space-time coding characterised by the signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

Aparato de comunicación inalámbrica que comprende: un procesador (230, 270) configurado para decodificar las señales que se reciben a través de dos o mássubportadoras (308) de un segmento (302) de las subportadoras (308), que es uno de una pluralidad desegmentos (302) de las subportadoras (308) disponible para la comunicación, y para proporcionarinformación de precodificación para al menos un segmento (302) de la pluralidad de segmentos (302); yun transmisor (210) configurado para transmitir la información de precodificación, donde el transmisor (210)está configurado para transmitir la información de precodificación para cada uno de los al menos unsegmento (302) en un canal de retroalimentación asociado con el segmento (302), y donde laretroalimentación de precodificación es informada en la indicación de calidad de canal múltiple, CQI, (406),y donde un número de transmisiones de retroalimentación depende del número de códigos disponibles parasu uso en la multiplexación de la información de precodificación
ES06826907T 2005-10-27 2006-10-27 Precodificación para la programación sensible por segmento en sistemas de comunicación inalámbricos Active ES2422289T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73155805P 2005-10-27 2005-10-27
PCT/US2006/042058 WO2007050924A1 (en) 2005-10-27 2006-10-27 Precoding for segment sensitive scheduling in wireless communication systems

Publications (1)

Publication Number Publication Date
ES2422289T3 true ES2422289T3 (es) 2013-09-10

Family

ID=37813600

Family Applications (1)

Application Number Title Priority Date Filing Date
ES06826907T Active ES2422289T3 (es) 2005-10-27 2006-10-27 Precodificación para la programación sensible por segmento en sistemas de comunicación inalámbricos

Country Status (19)

Country Link
US (2) US8639190B2 (es)
EP (1) EP1941647B1 (es)
JP (3) JP2009514400A (es)
KR (1) KR100969845B1 (es)
CN (1) CN101346926B (es)
AU (1) AU2006306011B2 (es)
BR (1) BRPI0617868A2 (es)
CA (1) CA2627401C (es)
DK (1) DK1941647T3 (es)
ES (1) ES2422289T3 (es)
IL (1) IL191100A (es)
MY (1) MY146738A (es)
NO (1) NO338922B1 (es)
NZ (1) NZ567799A (es)
PL (1) PL1941647T3 (es)
PT (1) PT1941647E (es)
RU (2) RU2527748C2 (es)
UA (1) UA91880C2 (es)
WO (1) WO2007050924A1 (es)

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Also Published As

Publication number Publication date
NZ567799A (en) 2010-05-28
WO2007050924A1 (en) 2007-05-03
CN101346926B (zh) 2012-11-14
KR20080069655A (ko) 2008-07-28
PT1941647E (pt) 2013-08-22
RU2008121170A (ru) 2009-12-10
JP5661556B2 (ja) 2015-01-28
US8639190B2 (en) 2014-01-28
JP2013258726A (ja) 2013-12-26
RU2384958C2 (ru) 2010-03-20
EP1941647B1 (en) 2013-06-19
JP2009514400A (ja) 2009-04-02
IL191100A (en) 2012-08-30
AU2006306011A1 (en) 2007-05-03
BRPI0617868A2 (pt) 2011-08-09
UA91880C2 (ru) 2010-09-10
MY146738A (en) 2012-09-14
CA2627401A1 (en) 2007-05-03
US8971823B2 (en) 2015-03-03
US20070098099A1 (en) 2007-05-03
PL1941647T3 (pl) 2013-10-31
KR100969845B1 (ko) 2010-07-13
AU2006306011B2 (en) 2010-09-09
RU2009143440A (ru) 2011-05-27
EP1941647A1 (en) 2008-07-09
NO338922B1 (no) 2016-10-31
CN101346926A (zh) 2009-01-14
NO20082363L (no) 2008-07-08
DK1941647T3 (da) 2013-08-26
US20140219189A1 (en) 2014-08-07
RU2527748C2 (ru) 2014-09-10
JP2011205669A (ja) 2011-10-13
CA2627401C (en) 2015-05-05

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