NO20071262L - Ratestyring av hver strom (PSRC) for forbedring av systemeffektivitet I OFDM-MIMO kommunikasjonssystemer - Google Patents

Ratestyring av hver strom (PSRC) for forbedring av systemeffektivitet I OFDM-MIMO kommunikasjonssystemer

Info

Publication number
NO20071262L
NO20071262L NO20071262A NO20071262A NO20071262L NO 20071262 L NO20071262 L NO 20071262L NO 20071262 A NO20071262 A NO 20071262A NO 20071262 A NO20071262 A NO 20071262A NO 20071262 L NO20071262 L NO 20071262L
Authority
NO
Norway
Prior art keywords
subcarriers
system efficiency
stream
psrc
ofdm
Prior art date
Application number
NO20071262A
Other languages
English (en)
Norwegian (no)
Inventor
Fatih Ozluturk
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 NO20071262L publication Critical patent/NO20071262L/no

Links

Classifications

    • 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
    • H04B7/0417—Feedback systems
    • 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
    • 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
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using spatial multiplexing
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • 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—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H04L5/0046—Determination of how many bits are 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
NO20071262A 2004-08-11 2007-03-08 Ratestyring av hver strom (PSRC) for forbedring av systemeffektivitet I OFDM-MIMO kommunikasjonssystemer NO20071262L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60074204P 2004-08-11 2004-08-11
PCT/US2005/026765 WO2006020411A2 (fr) 2004-08-11 2005-07-28 Regulation de debit en fonction du flux (psrc) destinee a ameliorer l'efficacite du systeme dans des systemes de communication ofdm-mimo

Publications (1)

Publication Number Publication Date
NO20071262L true NO20071262L (no) 2007-03-08

Family

ID=35908029

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20071262A NO20071262L (no) 2004-08-11 2007-03-08 Ratestyring av hver strom (PSRC) for forbedring av systemeffektivitet I OFDM-MIMO kommunikasjonssystemer

Country Status (10)

Country Link
US (2) US7499393B2 (fr)
EP (1) EP1779569A4 (fr)
JP (1) JP2008510375A (fr)
KR (9) KR101504501B1 (fr)
CN (1) CN101095362B (fr)
CA (1) CA2576515A1 (fr)
MX (1) MX2007001708A (fr)
NO (1) NO20071262L (fr)
TW (4) TWI388147B (fr)
WO (1) WO2006020411A2 (fr)

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Also Published As

Publication number Publication date
KR100913564B1 (ko) 2009-08-26
KR101298447B1 (ko) 2013-08-22
TW200620876A (en) 2006-06-16
US7499393B2 (en) 2009-03-03
MX2007001708A (es) 2007-04-12
TW201404066A (zh) 2014-01-16
CN101095362A (zh) 2007-12-26
KR20130055676A (ko) 2013-05-28
WO2006020411A2 (fr) 2006-02-23
US20090161783A1 (en) 2009-06-25
TWI388147B (zh) 2013-03-01
KR101440253B1 (ko) 2014-09-17
KR101611496B1 (ko) 2016-04-12
TW200947927A (en) 2009-11-16
KR101566958B1 (ko) 2015-11-06
KR20160043136A (ko) 2016-04-20
CA2576515A1 (fr) 2006-02-23
KR20120096066A (ko) 2012-08-29
KR20130113530A (ko) 2013-10-15
TWI419498B (zh) 2013-12-11
EP1779569A4 (fr) 2008-05-28
TWI267262B (en) 2006-11-21
EP1779569A2 (fr) 2007-05-02
KR20070050472A (ko) 2007-05-15
KR20150002849A (ko) 2015-01-07
KR101504501B1 (ko) 2015-03-23
KR101297883B1 (ko) 2013-08-19
KR20150061012A (ko) 2015-06-03
WO2006020411A3 (fr) 2007-06-14
KR20140095533A (ko) 2014-08-01
KR101611478B1 (ko) 2016-04-26
TW200707955A (en) 2007-02-16
JP2008510375A (ja) 2008-04-03
CN101095362B (zh) 2011-09-14
KR20070061561A (ko) 2007-06-13
US20060034164A1 (en) 2006-02-16

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