JP5641787B2 - 端末装置及びそれを用いた無線通信システム - Google Patents

端末装置及びそれを用いた無線通信システム Download PDF

Info

Publication number
JP5641787B2
JP5641787B2 JP2010124735A JP2010124735A JP5641787B2 JP 5641787 B2 JP5641787 B2 JP 5641787B2 JP 2010124735 A JP2010124735 A JP 2010124735A JP 2010124735 A JP2010124735 A JP 2010124735A JP 5641787 B2 JP5641787 B2 JP 5641787B2
Authority
JP
Japan
Prior art keywords
signal
terminal
interference
base station
unit
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
JP2010124735A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011254143A5 (https=
JP2011254143A (ja
Inventor
藤　晋平
晋平 藤
毅 小野寺
毅 小野寺
梢 平田
梢 平田
博史 中野
博史 中野
宏道 留場
宏道 留場
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP2010124735A priority Critical patent/JP5641787B2/ja
Priority to PCT/JP2011/062219 priority patent/WO2011152308A1/ja
Priority to US13/700,949 priority patent/US9106297B2/en
Publication of JP2011254143A publication Critical patent/JP2011254143A/ja
Publication of JP2011254143A5 publication Critical patent/JP2011254143A5/ja
Application granted granted Critical
Publication of JP5641787B2 publication Critical patent/JP5641787B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04B7/0452—Multi-user 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
    • H04B7/0697—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
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
JP2010124735A 2010-05-31 2010-05-31 端末装置及びそれを用いた無線通信システム Active JP5641787B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2010124735A JP5641787B2 (ja) 2010-05-31 2010-05-31 端末装置及びそれを用いた無線通信システム
PCT/JP2011/062219 WO2011152308A1 (ja) 2010-05-31 2011-05-27 受信装置、送信装置及びそれらを用いた無線通信システム
US13/700,949 US9106297B2 (en) 2010-05-31 2011-05-27 Receiving apparatus, transmitting apparatus and wireless communication system using them

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010124735A JP5641787B2 (ja) 2010-05-31 2010-05-31 端末装置及びそれを用いた無線通信システム

Publications (3)

Publication Number Publication Date
JP2011254143A JP2011254143A (ja) 2011-12-15
JP2011254143A5 JP2011254143A5 (https=) 2013-07-11
JP5641787B2 true JP5641787B2 (ja) 2014-12-17

Family

ID=45066676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010124735A Active JP5641787B2 (ja) 2010-05-31 2010-05-31 端末装置及びそれを用いた無線通信システム

Country Status (3)

Country Link
US (1) US9106297B2 (https=)
JP (1) JP5641787B2 (https=)
WO (1) WO2011152308A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2984801A1 (en) * 2013-04-09 2016-02-17 Interdigital Patent Holdings, Inc. Joint precoding and multivariate backhaul compression for the downlink of cloud radio access networks
JP2016149584A (ja) * 2013-06-10 2016-08-18 シャープ株式会社 基地局装置、端末装置、無線通信システム、集積回路
JP2016195331A (ja) * 2015-03-31 2016-11-17 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． アレーアンテナ送受信装置及び校正値算出方法
US10439770B2 (en) * 2015-05-14 2019-10-08 Sharp Kabushiki Kaisha Base station device and terminal device
US12550131B2 (en) * 2018-08-08 2026-02-10 Indian Institute Of Technology Hyderabad Method and system for scheduling a pool of resources to a plurality of user equipments

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7076168B1 (en) * 1998-02-12 2006-07-11 Aquity, Llc Method and apparatus for using multicarrier interferometry to enhance optical fiber communications
US7158493B1 (en) * 2000-09-29 2007-01-02 Arraycomm, Llc Radio communications system with a minimal broadcast channel
US7349371B2 (en) * 2000-09-29 2008-03-25 Arraycomm, Llc Selecting random access channels
US8108184B2 (en) * 2004-01-15 2012-01-31 Bruce Fardanesh Methods and systems for power systems analysis: a non-iterative state solver/estimator for power systems operation and control
JP4939888B2 (ja) * 2005-10-05 2012-05-30 パナソニック株式会社 無線通信装置
JP4566921B2 (ja) 2006-02-08 2010-10-20 日本電信電話株式会社 無線通信装置およびアンテナ制御方法
JP2008154242A (ja) * 2006-11-21 2008-07-03 Yokogawa Electric Corp Ｍｉｍｏメッシュネットワーク
EP2034774B1 (en) * 2007-05-23 2009-10-07 NTT DoCoMo Inc. Subchannel allocation apparatus and method related
JP5275835B2 (ja) * 2008-02-05 2013-08-28 パナソニック株式会社 基地局装置、端末装置および無線通信システム
JP2010028384A (ja) * 2008-07-17 2010-02-04 Toshiba Corp 無線送信方法および装置
US8213293B2 (en) * 2008-08-13 2012-07-03 Lg Electronics Inc. Method for implementing transmit diversity at a wireless mobile communication system adopting SC-FDMA scheme
JP4561916B2 (ja) * 2008-10-31 2010-10-13 ソニー株式会社 無線通信装置及び無線通信方法、信号処理装置及び信号処理方法、並びにコンピューター・プログラム
US8396438B2 (en) * 2009-06-24 2013-03-12 Qualcomm Incorporated Enhanced interference nulling equalization

Also Published As

Publication number Publication date
US20130070871A1 (en) 2013-03-21
JP2011254143A (ja) 2011-12-15
US9106297B2 (en) 2015-08-11
WO2011152308A1 (ja) 2011-12-08

Similar Documents

Publication Publication Date Title
JP5596498B2 (ja) 基地局装置、移動局装置及びそれらを用いた無線通信システム
JP5248130B2 (ja) 無線送信方法及び装置
US9191080B2 (en) Reception device, transmission device, reception method, transmission method, program, and radio communication system
US9008166B2 (en) Filter calculating device, transmitting device, receiving device, processor, and filter calculating method
JP5908307B2 (ja) プリコーディング装置、無線送信装置、無線受信装置、無線通信システムおよび集積回路
JP5547988B2 (ja) 通信システム、送信装置、受信装置、通信方法
US20140146904A1 (en) Wireless transmission apparatus, wireless reception apparatus, wireless communication system, control program and integrated circuit
US20160173175A1 (en) Base station apparatus, terminal apparatus, wireless communication system, and integrated circuit
JP2013038554A (ja) プリコーディング装置、プリコーディング用プログラムおよび集積回路
CN102783069A (zh) 通信系统、发送装置、接收装置
JP5554150B2 (ja) 基地局及び端末装置
JP5641787B2 (ja) 端末装置及びそれを用いた無線通信システム
JP5859913B2 (ja) 無線受信装置、無線送信装置、無線通信システム、プログラムおよび集積回路
JP5546357B2 (ja) 送信装置、受信装置、無線通信システム、制御プログラムおよび集積回路
WO2013018555A1 (ja) 無線受信装置およびプログラム
JP5756636B2 (ja) 無線通信システム、受信装置、送信装置
JP5543265B2 (ja) 基地局装置、端末装置および無線通信システム
JP2012015963A (ja) 端末装置、基地局装置及びそれらを用いた無線通信システム
JP6047744B2 (ja) 無線通信システム、無線通信装置および無線通信方法
JP5753041B2 (ja) 無線送信装置、無線受信装置、および無線通信システム
JP5802942B2 (ja) 無線通信システム、無線送信装置および無線通信方法
JP2013123196A (ja) プリコーディング装置、無線送信装置、プリコーディング方法、プログラムおよび集積回路
JP2012070172A (ja) 送信装置、受信装置、無線通信システム、制御プログラムおよび集積回路

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130529

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20130529

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140507

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140625

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20141007

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20141028

R150 Certificate of patent or registration of utility model

Ref document number: 5641787

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150