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

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0417Feedback systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/006Quality of the received signal, e.g. BER, SNR, water filling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0632Channel quality parameters, e.g. channel quality indicator [CQI]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697Diversity 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026Transmission of channel quality indication
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2626Arrangements specific to the transmitter only
    • H04L27/2646Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H04L5/0046Determination of how many bits are transmitted on different sub-channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0023Time-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 (en) 2004-08-11 2005-07-28 Per stream rate control (psrc) for improving system efficiency in ofdm-mimo communication systems

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 (ko)
EP (1) EP1779569A4 (ko)
JP (1) JP2008510375A (ko)
KR (9) KR101504501B1 (ko)
CN (1) CN101095362B (ko)
CA (1) CA2576515A1 (ko)
MX (1) MX2007001708A (ko)
NO (1) NO20071262L (ko)
TW (4) TWI388147B (ko)
WO (1) WO2006020411A2 (ko)

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Also Published As

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

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