KR101124122B1 - 무선 장치 - Google Patents

무선 장치 Download PDF

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Publication number
KR101124122B1
KR101124122B1 KR1020097022355A KR20097022355A KR101124122B1 KR 101124122 B1 KR101124122 B1 KR 101124122B1 KR 1020097022355 A KR1020097022355 A KR 1020097022355A KR 20097022355 A KR20097022355 A KR 20097022355A KR 101124122 B1 KR101124122 B1 KR 101124122B1
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South Korea
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signal
streams
stream
known signal
timing shift
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English (en)
Korean (ko)
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KR20090115823A (ko
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세이고 나까오
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산요덴키가부시키가이샤
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Application granted granted Critical
Publication of KR101124122B1 publication Critical patent/KR101124122B1/ko
Assigned to 헤라 와이어리스 에스에이 reassignment 헤라 와이어리스 에스에이 권리의 전부이전등록 Assignors: 산요덴키가부시키가이샤
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    • 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
    • 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
    • H04B7/0667—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 delayed versions of same signal
    • 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
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition
    • 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
    • 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
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
    • 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
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020097022355A 2005-09-15 2006-09-07 무선 장치 Active KR101124122B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71692605P 2005-09-15 2005-09-15
US60/716,926 2005-09-15
PCT/JP2006/318210 WO2007032413A1 (en) 2005-09-15 2006-09-07 Preamble design for mimo-ofdm radio apparatus

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020077028748A Division KR100937802B1 (ko) 2005-09-15 2006-09-07 무선 장치

Publications (2)

Publication Number Publication Date
KR20090115823A KR20090115823A (ko) 2009-11-06
KR101124122B1 true KR101124122B1 (ko) 2012-03-23

Family

ID=37453394

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020097022355A Active KR101124122B1 (ko) 2005-09-15 2006-09-07 무선 장치
KR1020077028748A Active KR100937802B1 (ko) 2005-09-15 2006-09-07 무선 장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020077028748A Active KR100937802B1 (ko) 2005-09-15 2006-09-07 무선 장치

Country Status (8)

Country Link
US (3) US7899413B2 (https=)
EP (1) EP1925104B1 (https=)
JP (6) JP3989512B2 (https=)
KR (2) KR101124122B1 (https=)
CN (2) CN103220030B (https=)
DE (1) DE602006019279D1 (https=)
TW (2) TWI422176B (https=)
WO (1) WO2007032413A1 (https=)

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JP5044165B2 (ja) * 2006-08-14 2012-10-10 株式会社東芝 マルチアンテナ無線通信システムにおける送信機、受信機及び方法
BRPI0817904B1 (pt) 2007-10-01 2020-05-05 Panasonic Corp dispositivo de comunicação de rádio e método de espalhamento de sinal de resposta.
JP5328059B2 (ja) 2009-02-18 2013-10-30 エルジー エレクトロニクス インコーポレイティド 共存的チャネルアクセス方法
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JP5718350B2 (ja) 2009-11-03 2015-05-13 マーベル ワールド トレード リミテッド 通信デバイスでの省電力
JP5259809B2 (ja) * 2011-12-05 2013-08-07 株式会社東芝 マルチアンテナ無線通信システムにおける送信機、受信機及び方法
JP5210441B1 (ja) * 2012-01-10 2013-06-12 株式会社エヌ・ティ・ティ・ドコモ 無線リソースの管理方法および管理装置
EP3205063A4 (en) * 2014-10-07 2018-05-30 Intel Corporation Parallel transmission of high efficiency signal field
JP2023519401A (ja) * 2020-03-31 2023-05-10 ソニーグループ株式会社 参照シグナリングのための方法、送信側ノード及び受信側ノード

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Also Published As

Publication number Publication date
KR20090115823A (ko) 2009-11-06
US20070058522A1 (en) 2007-03-15
CN103220030A (zh) 2013-07-24
JP5361972B2 (ja) 2013-12-04
US7899413B2 (en) 2011-03-01
JP2009105968A (ja) 2009-05-14
KR100937802B1 (ko) 2010-01-20
DE602006019279D1 (de) 2011-02-10
EP1925104A1 (en) 2008-05-28
JP4884488B2 (ja) 2012-02-29
US20130128818A1 (en) 2013-05-23
WO2007032413A1 (en) 2007-03-22
CN101107792A (zh) 2008-01-16
US8976732B2 (en) 2015-03-10
JP4290220B2 (ja) 2009-07-01
JP4290210B2 (ja) 2009-07-01
KR20080007514A (ko) 2008-01-21
JP2007082189A (ja) 2007-03-29
JP2009055642A (ja) 2009-03-12
JP2012050123A (ja) 2012-03-08
JP3989512B2 (ja) 2007-10-10
US8380141B2 (en) 2013-02-19
TWI422176B (zh) 2014-01-01
JP4290218B2 (ja) 2009-07-01
CN101107792B (zh) 2013-01-23
TW201419782A (zh) 2014-05-16
TW200718105A (en) 2007-05-01
TWI499233B (zh) 2015-09-01
EP1925104B1 (en) 2010-12-29
CN103220030B (zh) 2015-09-09
US20110170485A1 (en) 2011-07-14
JP2009027752A (ja) 2009-02-05
JP2007236000A (ja) 2007-09-13

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