CA2937021C - System and method for distributed input distributed output wireless communications - Google Patents
System and method for distributed input distributed output wireless communications Download PDFInfo
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- CA2937021C CA2937021C CA2937021A CA2937021A CA2937021C CA 2937021 C CA2937021 C CA 2937021C CA 2937021 A CA2937021 A CA 2937021A CA 2937021 A CA2937021 A CA 2937021A CA 2937021 C CA2937021 C CA 2937021C
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Classifications
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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
- 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
-
- 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
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- 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
- H04B7/0684—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 using different training sequences per antenna
-
- 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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/0026—Interference mitigation or co-ordination of multi-user interference
- H04J11/003—Interference mitigation or co-ordination of multi-user interference at the transmitter
- H04J11/0033—Interference mitigation or co-ordination of multi-user interference at the transmitter by pre-cancellation of known interference, e.g. using a matched filter, dirty paper coder or Thomlinson-Harashima precoder
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- 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
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA3025857A CA3025857C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/894,362 US7633994B2 (en) | 2004-07-30 | 2007-08-20 | System and method for distributed input-distributed output wireless communications |
US11/894,394 | 2007-08-20 | ||
US11/894,394 US7599420B2 (en) | 2004-07-30 | 2007-08-20 | System and method for distributed input distributed output wireless communications |
US11/894,540 | 2007-08-20 | ||
US11/894,362 | 2007-08-20 | ||
US11/894,540 US7636381B2 (en) | 2004-07-30 | 2007-08-20 | System and method for distributed input-distributed output wireless communications |
CA2695799A CA2695799C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2695799A Division CA2695799C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA3025857A Division CA3025857C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2937021A1 CA2937021A1 (en) | 2009-02-26 |
CA2937021C true CA2937021C (en) | 2019-01-08 |
Family
ID=48023331
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2937021A Active CA2937021C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
CA3025857A Active CA3025857C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA3025857A Active CA3025857C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Country Status (5)
Country | Link |
---|---|
JP (5) | JP2013251915A (ko) |
KR (3) | KR101805345B1 (ko) |
CN (3) | CN103117975B (ko) |
CA (2) | CA2937021C (ko) |
RU (4) | RU2578206C2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10404344B2 (en) | 2016-04-15 | 2019-09-03 | Huawei Technologies Co., Ltd. | Short SSW frame format for SLS beamforming process between enabled, associated stations, and method of preparing wireless communication |
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US10886979B2 (en) | 2004-04-02 | 2021-01-05 | Rearden, Llc | System and method for link adaptation in DIDO multicarrier systems |
US10749582B2 (en) | 2004-04-02 | 2020-08-18 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
US11394436B2 (en) | 2004-04-02 | 2022-07-19 | Rearden, Llc | System and method for distributed antenna wireless communications |
US10425134B2 (en) | 2004-04-02 | 2019-09-24 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
US10985811B2 (en) | 2004-04-02 | 2021-04-20 | 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 |
US11309943B2 (en) | 2004-04-02 | 2022-04-19 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
US9685997B2 (en) | 2007-08-20 | 2017-06-20 | Rearden, Llc | Systems and methods to enhance spatial diversity in distributed-input distributed-output wireless systems |
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US9191148B2 (en) | 2007-06-05 | 2015-11-17 | Constellation Designs, Inc. | Methods and apparatuses for signaling with geometric constellations in a Raleigh fading channel |
US8265175B2 (en) | 2007-06-05 | 2012-09-11 | Constellation Designs, Inc. | Methods and apparatuses for signaling with geometric constellations |
CA2873862C (en) * | 2012-05-18 | 2020-08-04 | Rearden, Llc | Systems and methods to enhance spatial diversity in distributed input distributed output wireless systems |
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 |
US20150229372A1 (en) * | 2014-02-07 | 2015-08-13 | Rearden, Llc | Systems and methods for mapping virtual radio instances into physical volumes of coherence in distributed antenna wireless systems |
US11050468B2 (en) | 2014-04-16 | 2021-06-29 | Rearden, Llc | Systems and methods for mitigating interference within actively used spectrum |
US11190947B2 (en) | 2014-04-16 | 2021-11-30 | Rearden, Llc | Systems and methods for concurrent spectrum usage within actively used spectrum |
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 |
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 |
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2008
- 2008-08-20 KR KR1020167032590A patent/KR101805345B1/ko active IP Right Grant
- 2008-08-20 CA CA2937021A patent/CA2937021C/en active Active
- 2008-08-20 CN CN201210466082.XA patent/CN103117975B/zh active Active
- 2008-08-20 CA CA3025857A patent/CA3025857C/en active Active
- 2008-08-20 KR KR1020157033311A patent/KR20150136548A/ko active Application Filing
- 2008-08-20 CN CN201210464974.6A patent/CN103036839B/zh active Active
- 2008-08-20 KR KR1020157002560A patent/KR101598324B1/ko active IP Right Grant
- 2008-08-20 CN CN201310407419.4A patent/CN103501193B/zh active Active
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2011
- 2011-07-28 RU RU2011131822/07A patent/RU2578206C2/ru active
- 2011-07-28 RU RU2011131821/07A patent/RU2580324C2/ru active
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2013
- 2013-07-29 JP JP2013156855A patent/JP2013251915A/ja active Pending
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2014
- 2014-12-26 JP JP2014264325A patent/JP2015111849A/ja active Pending
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2015
- 2015-08-20 JP JP2015162819A patent/JP6055524B2/ja active Active
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2016
- 2016-03-02 RU RU2016107617A patent/RU2700568C2/ru active
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US10404344B2 (en) | 2016-04-15 | 2019-09-03 | Huawei Technologies Co., Ltd. | Short SSW frame format for SLS beamforming process between enabled, associated stations, and method of preparing wireless communication |
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KR101805345B1 (ko) | 2018-01-10 |
RU2578206C2 (ru) | 2016-03-27 |
CN103036839A (zh) | 2013-04-10 |
CA2937021A1 (en) | 2009-02-26 |
JP2013251915A (ja) | 2013-12-12 |
RU2011131822A (ru) | 2013-02-10 |
JP2020127215A (ja) | 2020-08-20 |
CN103117975B (zh) | 2017-05-24 |
KR101598324B1 (ko) | 2016-02-26 |
KR20150136548A (ko) | 2015-12-07 |
RU2011131821A (ru) | 2013-02-10 |
JP2015216699A (ja) | 2015-12-03 |
JP2015111849A (ja) | 2015-06-18 |
KR20160136476A (ko) | 2016-11-29 |
JP6055524B2 (ja) | 2016-12-27 |
CN103501193B (zh) | 2017-04-12 |
CA3025857C (en) | 2022-10-18 |
CN103501193A (zh) | 2014-01-08 |
RU2016107617A (ru) | 2017-09-07 |
CN103036839B (zh) | 2015-09-30 |
RU2019126350A (ru) | 2021-02-24 |
CN103117975A (zh) | 2013-05-22 |
JP2017085589A (ja) | 2017-05-18 |
JP6922027B2 (ja) | 2021-08-18 |
RU2580324C2 (ru) | 2016-04-10 |
RU2016107617A3 (ko) | 2019-06-25 |
RU2700568C2 (ru) | 2019-09-18 |
KR20150018900A (ko) | 2015-02-24 |
CA3025857A1 (en) | 2009-02-26 |
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