TWI499233B - 無線裝置 - Google Patents

無線裝置 Download PDF

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Publication number
TWI499233B
TWI499233B TW102144351A TW102144351A TWI499233B TW I499233 B TWI499233 B TW I499233B TW 102144351 A TW102144351 A TW 102144351A TW 102144351 A TW102144351 A TW 102144351A TW I499233 B TWI499233 B TW I499233B
Authority
TW
Taiwan
Prior art keywords
signal
stream
data
streams
unit
Prior art date
Application number
TW102144351A
Other languages
English (en)
Chinese (zh)
Other versions
TW201419782A (zh
Inventor
Seigo Nakao
Original Assignee
Hera Wireless S A
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 Hera Wireless S A filed Critical Hera Wireless S A
Publication of TW201419782A publication Critical patent/TW201419782A/zh
Application granted granted Critical
Publication of TWI499233B publication Critical patent/TWI499233B/zh

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
    • 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)
TW102144351A 2005-09-15 2006-09-08 無線裝置 TWI499233B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71692605P 2005-09-15 2005-09-15

Publications (2)

Publication Number Publication Date
TW201419782A TW201419782A (zh) 2014-05-16
TWI499233B true TWI499233B (zh) 2015-09-01

Family

ID=37453394

Family Applications (2)

Application Number Title Priority Date Filing Date
TW095133214A TWI422176B (zh) 2005-09-15 2006-09-08 無線裝置
TW102144351A TWI499233B (zh) 2005-09-15 2006-09-08 無線裝置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
TW095133214A TWI422176B (zh) 2005-09-15 2006-09-08 無線裝置

Country Status (8)

Country Link
US (3) US7899413B2 (enExample)
EP (1) EP1925104B1 (enExample)
JP (6) JP3989512B2 (enExample)
KR (2) KR100937802B1 (enExample)
CN (2) CN101107792B (enExample)
DE (1) DE602006019279D1 (enExample)
TW (2) TWI422176B (enExample)
WO (1) WO2007032413A1 (enExample)

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JP4065276B2 (ja) * 2004-11-12 2008-03-19 三洋電機株式会社 送信方法およびそれを利用した無線装置
JP3989512B2 (ja) 2005-09-15 2007-10-10 三洋電機株式会社 無線装置
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
HRP20181416T1 (hr) 2007-10-01 2018-10-19 Panasonic Corporation Radio komunikacijski uređaj i metode širenja odzivnog signala
PL2399426T3 (pl) 2009-02-18 2017-07-31 Lg Electronics Inc. Sposób dostępu do współistniejącego kanału
US8301177B2 (en) * 2009-03-03 2012-10-30 Intel Corporation Efficient paging operation for femtocell deployment
KR101783927B1 (ko) * 2009-10-23 2017-10-10 마벨 월드 트레이드 리미티드 Ｗｌａｎ을 위한 훈련 시퀀스 지시자
WO2011056790A1 (en) 2009-11-03 2011-05-12 Marvell World Trade Ltd. Power saving in a communication device
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
WO2016057292A1 (en) * 2014-10-07 2016-04-14 Intel Corporation Parallel transmission of high efficiency signal field
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WO2003001702A1 (en) * 2001-06-26 2003-01-03 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission
US20030076777A1 (en) * 2001-09-17 2003-04-24 Stuber Gordon L. Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems
TW200419947A (en) * 2002-09-04 2004-10-01 Qualcomm Inc Channel estimation for communication systems
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EP1524813A2 (en) * 2003-10-16 2005-04-20 Samsung Electronics Co., Ltd. Method of transmitting preamble for synchronizing in a mimo-ofdm communication system

Also Published As

Publication number Publication date
KR20090115823A (ko) 2009-11-06
JP2007236000A (ja) 2007-09-13
JP3989512B2 (ja) 2007-10-10
JP2009027752A (ja) 2009-02-05
DE602006019279D1 (de) 2011-02-10
KR20080007514A (ko) 2008-01-21
EP1925104B1 (en) 2010-12-29
TWI422176B (zh) 2014-01-01
CN103220030B (zh) 2015-09-09
US7899413B2 (en) 2011-03-01
JP5361972B2 (ja) 2013-12-04
WO2007032413A1 (en) 2007-03-22
EP1925104A1 (en) 2008-05-28
US20110170485A1 (en) 2011-07-14
US20130128818A1 (en) 2013-05-23
JP4290210B2 (ja) 2009-07-01
JP2009105968A (ja) 2009-05-14
US8976732B2 (en) 2015-03-10
US20070058522A1 (en) 2007-03-15
CN101107792A (zh) 2008-01-16
CN101107792B (zh) 2013-01-23
JP2009055642A (ja) 2009-03-12
TW201419782A (zh) 2014-05-16
TW200718105A (en) 2007-05-01
KR100937802B1 (ko) 2010-01-20
KR101124122B1 (ko) 2012-03-23
JP4290218B2 (ja) 2009-07-01
JP2012050123A (ja) 2012-03-08
US8380141B2 (en) 2013-02-19
JP2007082189A (ja) 2007-03-29
JP4290220B2 (ja) 2009-07-01
JP4884488B2 (ja) 2012-02-29
CN103220030A (zh) 2013-07-24

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