JP2007060106A5 - - Google Patents

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Publication number
JP2007060106A5
JP2007060106A5 JP2005241162A JP2005241162A JP2007060106A5 JP 2007060106 A5 JP2007060106 A5 JP 2007060106A5 JP 2005241162 A JP2005241162 A JP 2005241162A JP 2005241162 A JP2005241162 A JP 2005241162A JP 2007060106 A5 JP2007060106 A5 JP 2007060106A5
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JP
Japan
Prior art keywords
matrix
training signal
mimo
extended
imbalance
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JP2005241162A
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English (en)
Japanese (ja)
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JP2007060106A (ja
JP4702883B2 (ja
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Priority claimed from JP2005241162A external-priority patent/JP4702883B2/ja
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Publication of JP2007060106A5 publication Critical patent/JP2007060106A5/ja
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Publication of JP4702883B2 publication Critical patent/JP4702883B2/ja
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JP2005241162A 2005-08-23 2005-08-23 送信装置、受信装置、ｍｉｍｏ−ｏｆｄｍ通信システム及びｍｉｍｏ−ｏｆｄｍ通信システムにおけるｉｑインバランス補償方法 Expired - Fee Related JP4702883B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005241162A JP4702883B2 (ja) 2005-08-23 2005-08-23 送信装置、受信装置、ｍｉｍｏ−ｏｆｄｍ通信システム及びｍｉｍｏ−ｏｆｄｍ通信システムにおけるｉｑインバランス補償方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005241162A JP4702883B2 (ja) 2005-08-23 2005-08-23 送信装置、受信装置、ｍｉｍｏ−ｏｆｄｍ通信システム及びｍｉｍｏ−ｏｆｄｍ通信システムにおけるｉｑインバランス補償方法

Publications (3)

Publication Number Publication Date
JP2007060106A JP2007060106A (ja) 2007-03-08
JP2007060106A5 true JP2007060106A5 (no) 2009-12-03
JP4702883B2 JP4702883B2 (ja) 2011-06-15

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JP2005241162A Expired - Fee Related JP4702883B2 (ja) 2005-08-23 2005-08-23 送信装置、受信装置、ｍｉｍｏ−ｏｆｄｍ通信システム及びｍｉｍｏ−ｏｆｄｍ通信システムにおけるｉｑインバランス補償方法

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JP (1) JP4702883B2 (no)

Families Citing this family (31)

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Publication number Priority date Publication date Assignee Title
US9312929B2 (en) 2004-04-02 2016-04-12 Rearden, Llc System and methods to compensate for Doppler effects in multi-user (MU) multiple antenna systems (MAS)
US8542763B2 (en) 2004-04-02 2013-09-24 Rearden, Llc Systems and methods to coordinate transmissions in distributed wireless systems via user clustering
US11309943B2 (en) 2004-04-02 2022-04-19 Rearden, Llc System and methods for planned evolution and obsolescence of multiuser spectrum
US10886979B2 (en) 2004-04-02 2021-01-05 Rearden, Llc System and method for link adaptation in DIDO multicarrier systems
US10277290B2 (en) 2004-04-02 2019-04-30 Rearden, Llc Systems and methods to exploit areas of coherence in wireless systems
US10200094B2 (en) 2004-04-02 2019-02-05 Rearden, Llc Interference management, handoff, power control and link adaptation in distributed-input distributed-output (DIDO) communication systems
US10985811B2 (en) 2004-04-02 2021-04-20 Rearden, Llc System and method for distributed antenna wireless communications
US9819403B2 (en) 2004-04-02 2017-11-14 Rearden, Llc System and method for managing handoff of a client between different distributed-input-distributed-output (DIDO) networks based on detected velocity of the client
US10749582B2 (en) 2004-04-02 2020-08-18 Rearden, Llc Systems and methods to coordinate transmissions in distributed wireless systems via user clustering
US10425134B2 (en) 2004-04-02 2019-09-24 Rearden, Llc System and methods for planned evolution and obsolescence of multiuser spectrum
US9826537B2 (en) 2004-04-02 2017-11-21 Rearden, Llc System and method for managing inter-cluster handoff of clients which traverse multiple DIDO clusters
US11394436B2 (en) 2004-04-02 2022-07-19 Rearden, Llc System and method for distributed antenna wireless communications
US11451275B2 (en) 2004-04-02 2022-09-20 Rearden, Llc System and method for distributed antenna wireless communications
US8654815B1 (en) 2004-04-02 2014-02-18 Rearden, Llc System and method for distributed antenna wireless communications
US9685997B2 (en) 2007-08-20 2017-06-20 Rearden, Llc Systems and methods to enhance spatial diversity in distributed-input distributed-output wireless systems
KR101109797B1 (ko) * 2007-03-09 2012-04-06 콸콤 인코포레이티드 비편향 트레이닝 시퀀스들을 사용한 직교 불균형 완화
US8064550B2 (en) 2007-03-09 2011-11-22 Qualcomm, Incorporated Quadrature imbalance estimation using unbiased training sequences
US8428175B2 (en) 2007-03-09 2013-04-23 Qualcomm Incorporated Quadrature modulation rotating training sequence
US8290083B2 (en) 2007-03-09 2012-10-16 Qualcomm Incorporated Quadrature imbalance mitigation using unbiased training sequences
CA3025857C (en) * 2007-08-20 2022-10-18 Rearden, Llc System and method for distributed input distributed output wireless communications
JP5526901B2 (ja) 2010-03-19 2014-06-18 富士通株式会社 直交変復調機能を含む無線通信装置におけるｉｑ不平衡補正方法
US11189917B2 (en) 2014-04-16 2021-11-30 Rearden, Llc Systems and methods for distributing radioheads
US10194346B2 (en) 2012-11-26 2019-01-29 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US11190947B2 (en) 2014-04-16 2021-11-30 Rearden, Llc Systems and methods for concurrent spectrum usage within actively used spectrum
US11050468B2 (en) 2014-04-16 2021-06-29 Rearden, Llc Systems and methods for mitigating interference within actively used spectrum
US9923657B2 (en) 2013-03-12 2018-03-20 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US10164698B2 (en) 2013-03-12 2018-12-25 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US9973246B2 (en) 2013-03-12 2018-05-15 Rearden, Llc Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology
US10488535B2 (en) 2013-03-12 2019-11-26 Rearden, Llc Apparatus and method for capturing still images and video using diffraction coded imaging techniques
US10547358B2 (en) 2013-03-15 2020-01-28 Rearden, Llc Systems and methods for radio frequency calibration exploiting channel reciprocity in distributed input distributed output wireless communications
US11290162B2 (en) 2014-04-16 2022-03-29 Rearden, Llc Systems and methods for mitigating interference within actively used spectrum

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4599192B2 (ja) * 2005-03-02 2010-12-15 株式会社日立製作所 無線データ通信システム、および、無線データ通信方法

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