CN1734972B - 分布式输入分布式输出无线通信的系统和方法 - Google Patents
分布式输入分布式输出无线通信的系统和方法 Download PDFInfo
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- CN1734972B CN1734972B CN2005100886761A CN200510088676A CN1734972B CN 1734972 B CN1734972 B CN 1734972B CN 2005100886761 A CN2005100886761 A CN 2005100886761A CN 200510088676 A CN200510088676 A CN 200510088676A CN 1734972 B CN1734972 B CN 1734972B
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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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03891—Spatial equalizers
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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
- H04B7/06—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
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- 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
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0057—Block codes
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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
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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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/03414—Multicarrier
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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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03592—Adaptation methods
- H04L2025/03745—Timing of adaptation
- H04L2025/03764—Timing of adaptation only during predefined intervals
- H04L2025/0377—Timing of adaptation only during predefined intervals during the reception of training signals
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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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/902,978 US7418053B2 (en) | 2004-07-30 | 2004-07-30 | System and method for distributed input-distributed output wireless communications |
US10/902,978 | 2004-07-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1734972A CN1734972A (zh) | 2006-02-15 |
CN1734972B true CN1734972B (zh) | 2012-01-25 |
Family
ID=34941850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005100886761A Active CN1734972B (zh) | 2004-07-30 | 2005-08-01 | 分布式输入分布式输出无线通信的系统和方法 |
Country Status (10)
Country | Link |
---|---|
US (1) | US7418053B2 (zh) |
EP (2) | EP2278764B1 (zh) |
JP (1) | JP2006081162A (zh) |
KR (1) | KR101170336B1 (zh) |
CN (1) | CN1734972B (zh) |
AU (1) | AU2005203336B2 (zh) |
CA (2) | CA2856772C (zh) |
FI (2) | FI2278764T3 (zh) |
HK (1) | HK1087850A1 (zh) |
TW (1) | TWI372541B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8532698B2 (en) | 2007-06-26 | 2013-09-10 | Adc Telecommunications, Inc. | Distributed antenna communications system |
US8654815B1 (en) | 2004-04-02 | 2014-02-18 | Rearden, Llc | System and method for distributed antenna wireless communications |
US9369888B2 (en) | 2004-04-02 | 2016-06-14 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
Families Citing this family (112)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8670390B2 (en) | 2000-11-22 | 2014-03-11 | Genghiscomm Holdings, LLC | Cooperative beam-forming in wireless networks |
US10931338B2 (en) | 2001-04-26 | 2021-02-23 | Genghiscomm Holdings, LLC | Coordinated multipoint systems |
US10355720B2 (en) | 2001-04-26 | 2019-07-16 | Genghiscomm Holdings, LLC | Distributed software-defined radio |
US9819449B2 (en) | 2002-05-14 | 2017-11-14 | Genghiscomm Holdings, LLC | Cooperative subspace demultiplexing in content delivery networks |
US10644916B1 (en) | 2002-05-14 | 2020-05-05 | Genghiscomm Holdings, LLC | Spreading and precoding in OFDM |
US9628231B2 (en) | 2002-05-14 | 2017-04-18 | Genghiscomm Holdings, LLC | Spreading and precoding in OFDM |
US10200227B2 (en) | 2002-05-14 | 2019-02-05 | Genghiscomm Holdings, LLC | Pre-coding in multi-user MIMO |
US10142082B1 (en) | 2002-05-14 | 2018-11-27 | Genghiscomm Holdings, LLC | Pre-coding in OFDM |
EP1704388B1 (en) * | 2004-01-07 | 2009-12-16 | Nxp B.V. | Amr sensor element for angle measurement |
US11451275B2 (en) | 2004-04-02 | 2022-09-20 | 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 |
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) |
US7711030B2 (en) * | 2004-07-30 | 2010-05-04 | Rearden, Llc | System and method for spatial-multiplexed tropospheric scatter communications |
US7636381B2 (en) * | 2004-07-30 | 2009-12-22 | Rearden, Llc | System and method for distributed input-distributed output wireless communications |
US11394436B2 (en) | 2004-04-02 | 2022-07-19 | Rearden, Llc | System and method for distributed antenna wireless communications |
US10985811B2 (en) | 2004-04-02 | 2021-04-20 | 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 |
US10886979B2 (en) * | 2004-04-02 | 2021-01-05 | Rearden, Llc | System and method for link adaptation in DIDO multicarrier systems |
US8160121B2 (en) * | 2007-08-20 | 2012-04-17 | Rearden, Llc | System and method for distributed input-distributed output wireless communications |
US10425134B2 (en) | 2004-04-02 | 2019-09-24 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
US7599420B2 (en) | 2004-07-30 | 2009-10-06 | Rearden, Llc | System and method for distributed input distributed output wireless communications |
US10277290B2 (en) | 2004-04-02 | 2019-04-30 | Rearden, Llc | Systems and methods to exploit areas of coherence in wireless systems |
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 |
US10749582B2 (en) | 2004-04-02 | 2020-08-18 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
US7633994B2 (en) * | 2004-07-30 | 2009-12-15 | Rearden, LLC. | System and method for distributed input-distributed output wireless communications |
US10187133B2 (en) * | 2004-04-02 | 2019-01-22 | Rearden, Llc | System and method for power control and antenna grouping in a distributed-input-distributed-output (DIDO) network |
US7885354B2 (en) * | 2004-04-02 | 2011-02-08 | Rearden, Llc | System and method for enhancing near vertical incidence skywave (“NVIS”) communication using space-time coding |
US8170081B2 (en) * | 2004-04-02 | 2012-05-01 | Rearden, LLC. | System and method for adjusting DIDO interference cancellation based on signal strength measurements |
US8571086B2 (en) * | 2004-04-02 | 2013-10-29 | Rearden, Llc | System and method for DIDO precoding interpolation in multicarrier 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 |
US9685997B2 (en) | 2007-08-20 | 2017-06-20 | Rearden, Llc | Systems and methods to enhance spatial diversity in distributed-input distributed-output wireless systems |
US11184037B1 (en) | 2004-08-02 | 2021-11-23 | Genghiscomm Holdings, LLC | Demodulating and decoding carrier interferometry signals |
US11381285B1 (en) | 2004-08-02 | 2022-07-05 | Genghiscomm Holdings, LLC | Transmit pre-coding |
US11552737B1 (en) | 2004-08-02 | 2023-01-10 | Genghiscomm Holdings, LLC | Cooperative MIMO |
EP1856827B1 (en) * | 2005-03-01 | 2009-04-29 | Elektrobit System Test OY | A method, device arrangement, transmitter unit and receiver unit for generating data characterising mimo environment |
US7796986B2 (en) * | 2005-03-11 | 2010-09-14 | Atc Technologies, Llc | Modification of transmission values to compensate for interference in a satellite down-link communications |
US8307922B2 (en) * | 2005-05-24 | 2012-11-13 | Rearden, Llc | System and method for powering an aircraft using radio frequency signals and feedback |
US8469122B2 (en) * | 2005-05-24 | 2013-06-25 | Rearden, Llc | System and method for powering vehicle using radio frequency signals and feedback |
US8233554B2 (en) | 2010-03-29 | 2012-07-31 | Eices Research, Inc. | Increased capacity communications for OFDM-based wireless communications systems/methods/devices |
US7876845B2 (en) * | 2005-06-22 | 2011-01-25 | Eices Research, Inc. | Wireless communications systems and/or methods providing low interference, high privacy and/or cognitive flexibility |
US7970345B2 (en) * | 2005-06-22 | 2011-06-28 | Atc Technologies, Llc | Systems and methods of waveform and/or information splitting for wireless transmission of information to one or more radioterminals over a plurality of transmission paths and/or system elements |
USRE47633E1 (en) | 2005-06-22 | 2019-10-01 | Odyssey Wireless Inc. | Systems/methods of conducting a financial transaction using a smartphone |
US8462860B2 (en) * | 2008-07-07 | 2013-06-11 | Eices Research, Inc. | Increased capacity communications systems, methods and/or devices |
US8670493B2 (en) | 2005-06-22 | 2014-03-11 | Eices Research, Inc. | Systems and/or methods of increased privacy wireless communications |
US20070076649A1 (en) * | 2005-09-30 | 2007-04-05 | Intel Corporation | Techniques for heterogeneous radio cooperation |
CA2632191A1 (en) * | 2005-11-29 | 2007-06-07 | Telefonaktiebolaget L M Ericsson (Publ) | Scheduling in a wireless multi-hop relay network |
US7489670B2 (en) * | 2005-12-27 | 2009-02-10 | Celeno Communications Ltd. | Device, system and method of uplink/downlink communication in wireless network |
US7672400B2 (en) * | 2005-12-29 | 2010-03-02 | Celeno Communications (Israel) Ltd. | Method of secure WLAN communication |
US20070153754A1 (en) * | 2005-12-29 | 2007-07-05 | Nir Shapira | Method, apparatus and system of spatial division multiple access communication in a wireless local area network |
US7570624B2 (en) | 2005-12-29 | 2009-08-04 | Celeno Communications (Israel) Ltd. | Device, system and method of uplink/downlink communication in wireless network |
US7656965B2 (en) * | 2005-12-29 | 2010-02-02 | Celeno Communications (Israel) Ltd. | Method of secure WLAN communication |
US20070153760A1 (en) | 2005-12-29 | 2007-07-05 | Nir Shapira | Method, apparatus and system of spatial division multiple access communication in a wireless local area network |
US7751353B2 (en) * | 2005-12-29 | 2010-07-06 | Celeno Communications (Israel) Ltd. | Device, system and method of securing wireless communication |
US9071435B2 (en) | 2005-12-29 | 2015-06-30 | Celeno Communications Ltd. | System and method for tuning transmission parameters in multi-user multiple-input-multiple-output systems with aged and noisy channel estimation |
KR20070095138A (ko) * | 2006-03-20 | 2007-09-28 | 삼성전자주식회사 | 직교분할 다중접속 시스템에서 순차적 간섭 제거 방식을이용한 상향 링크 신호 수신 장치 및 방법 |
JP4752602B2 (ja) * | 2006-05-15 | 2011-08-17 | 株式会社日立製作所 | Mimo無線通信方法およびmimo無線通信装置 |
KR101063373B1 (ko) | 2006-10-02 | 2011-09-07 | 인터디지탈 테크날러지 코포레이션 | 채널 품질 표시자 비트와 프리코딩 제어 정보 비트를 인코딩하기 위한 방법 및 장치 |
FI20065841A0 (fi) * | 2006-12-21 | 2006-12-21 | Nokia Corp | Kommunikointimenetelmä ja -järjestelmä |
CA2821614C (en) | 2007-03-21 | 2016-08-23 | Interdigital Technology Corporation | Mimo wireless communication method and apparatus for transmitting and decoding resource block structures based on a dedicated reference signal mode |
FR2915333B1 (fr) * | 2007-04-19 | 2009-07-10 | Inst Nat Sciences Appliq | Procede d'emission par un emetteur comportant une unique antenne, d'un ensemble de donnees a destination d'un recepteur comprenant des antennes. |
US20080317145A1 (en) * | 2007-06-25 | 2008-12-25 | Bruno Clerckx | Multiple input multiple output communication system and a method of adaptively generating codebook |
CN101370241B (zh) * | 2007-08-19 | 2015-01-14 | 上海贝尔股份有限公司 | 用于消除多个移动站所接收信号之间干扰的方法及装置 |
US8989155B2 (en) | 2007-08-20 | 2015-03-24 | Rearden, Llc | Systems and methods for wireless backhaul in distributed-input distributed-output wireless systems |
KR20150136548A (ko) * | 2007-08-20 | 2015-12-07 | 리어덴 엘엘씨 | 분산형 입력 분산형 출력 무선 통신을 위한 시스템 및 방법 |
WO2009026741A1 (fr) * | 2007-08-29 | 2009-03-05 | Alcatel Shanghai Bell Company, Ltd. | Procédé et dispositif pour un précodage distribué |
US20090129513A1 (en) * | 2007-11-16 | 2009-05-21 | Nokia Corporation | Apparatus, methods, and computer program products providing partial MIMO reception and decoding |
JP5006172B2 (ja) * | 2007-12-04 | 2012-08-22 | パナソニック株式会社 | 無線通信方法及び無線通信システム |
JP5146464B2 (ja) | 2007-12-05 | 2013-02-20 | 富士通株式会社 | 送信装置、送信制御方法および通信装置 |
WO2009088151A1 (en) * | 2008-01-05 | 2009-07-16 | Persbro Corporation | Private multimedia contents broadcasting equipment which uses ism radio frequency band or u-nii 5 radio frequency band, private multimedia contents broadcasting system and method thereof |
KR100899332B1 (ko) * | 2008-01-05 | 2009-05-27 | 주식회사 퍼스브로 | 아이에스엠 무선 주파수 대역 또는 비인가 5기가헤르쯔 무선 주파수 대역을 사용하는 개인 멀티미디어 콘텐츠 방송 장치, 이를 이용한 개인 멀티미디어 콘텐츠 방송시스템 및 그 방송방법 |
US9030948B2 (en) * | 2008-03-30 | 2015-05-12 | Qualcomm Incorporated | Encoding and decoding of control information for wireless communication |
CN101557246B (zh) * | 2008-04-07 | 2012-10-03 | 中国移动通信集团公司 | 一种上行功率控制方法及装置 |
US8848816B2 (en) * | 2008-05-21 | 2014-09-30 | Qualcomm Incorporated | Method and apparatus for determining the spatial channels in a spatial division multiple access (SDMA)-based wireless communication system |
US8503928B2 (en) * | 2008-06-18 | 2013-08-06 | Mediatek Inc. | Method and system for beamforming training and communications apparatuses utilizing the same |
US9374746B1 (en) | 2008-07-07 | 2016-06-21 | Odyssey Wireless, Inc. | Systems/methods of spatial multiplexing |
US8634405B2 (en) * | 2008-09-08 | 2014-01-21 | The Trustees Of Princeton University | System and method for synchronizing phases and frequencies of devices in multi-user, wireless communications systems |
US8494031B2 (en) * | 2009-02-27 | 2013-07-23 | Qualcomm Incorporated | Protocol operation and message design for SDMA data transmission to a plurality of stations |
CN101867965B (zh) * | 2009-04-15 | 2014-01-01 | 中兴通讯股份有限公司 | 一种多用户多输入多输出中的用户终端配对方法及装置 |
RU2504080C2 (ru) | 2009-12-10 | 2014-01-10 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ и устройство передачи обучающего сигнала в системе беспроводной локальной вычислительной сети |
US20110158340A1 (en) * | 2009-12-28 | 2011-06-30 | Qualcomm Incorporated | Virtual antenna array for wireless devices |
US9806790B2 (en) | 2010-03-29 | 2017-10-31 | Odyssey Wireless, Inc. | Systems/methods of spectrally efficient communications |
JP2012049923A (ja) * | 2010-08-27 | 2012-03-08 | Kyocera Corp | 無線通信機器、通信システム及び制御方法 |
KR101839808B1 (ko) * | 2011-08-24 | 2018-04-26 | 삼성전자주식회사 | 이동 단말기 및 그 통신방법, 기지국 컨트롤 장치 및 그 컨트롤 방법, 및 그것을 이용하는 다중 협력 송수신 시스템 및 그 방법 |
RU2017127936A (ru) | 2011-09-14 | 2019-02-01 | Риарден, Ллк | Системы и способы эксплуатации областей когерентности в беспроводных системах |
CN103378897B (zh) * | 2012-04-23 | 2017-12-22 | 中兴通讯股份有限公司 | 实现cmmb分集接收的方法及装置 |
AU2013262546B2 (en) * | 2012-05-18 | 2017-02-16 | Rearden, Llc | Systems and methods to enhance spatial diversity in distributed input distributed output wireless systems |
AU2013327697B2 (en) | 2012-10-02 | 2017-03-02 | Rearden, Llc | Systems and methods for wireless backhaul in distributed-input distributed-output wireless systems |
TWI467936B (zh) | 2012-11-22 | 2015-01-01 | Ind Tech Res Inst | 光載無線通訊系統中抑制干擾的方法與裝置 |
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 |
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 |
US10488535B2 (en) | 2013-03-12 | 2019-11-26 | Rearden, Llc | Apparatus and method for capturing still images and video using diffraction coded imaging techniques |
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 |
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 |
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 |
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 |
JP2017079392A (ja) * | 2015-10-20 | 2017-04-27 | 株式会社レイトロン | 無線撮影システムおよび撮影装置 |
US10110357B2 (en) | 2016-11-03 | 2018-10-23 | Industrial Technology Research Institute | Cooperative communication method and system |
EP3586470A4 (en) | 2017-02-24 | 2021-03-10 | AMI Research & Development, LLC | DIRECTIONAL MIMO ANTENNA |
US10637705B1 (en) | 2017-05-25 | 2020-04-28 | Genghiscomm Holdings, LLC | Peak-to-average-power reduction for OFDM multiple access |
US10243773B1 (en) | 2017-06-30 | 2019-03-26 | Genghiscomm Holdings, LLC | Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM |
US10470180B2 (en) | 2018-01-24 | 2019-11-05 | Shure Acquisition Holdings, Inc. | Wireless microphone system |
CN111971912B (zh) * | 2018-03-29 | 2022-11-01 | 瑞典爱立信有限公司 | 表现不佳无线电分支的标识 |
US10797746B2 (en) * | 2018-11-16 | 2020-10-06 | Ossia Inc. | Coded antenna array |
EP3915236A4 (en) | 2019-01-25 | 2023-05-24 | Genghiscomm Holdings, LLC | ORTHOGONAL MULTI-ACCESS AND NON-ORTHOGONAL MULTI-ACCESS |
US11343823B2 (en) | 2020-08-16 | 2022-05-24 | Tybalt, Llc | Orthogonal multiple access and non-orthogonal multiple access |
WO2020242898A1 (en) | 2019-05-26 | 2020-12-03 | Genghiscomm Holdings, LLC | Non-orthogonal multiple access |
US10965352B1 (en) * | 2019-09-24 | 2021-03-30 | Rampart Communications, Inc. | Communication system and methods using very large multiple-in multiple-out (MIMO) antenna systems with extremely large class of fast unitary transformations |
CN111541046B (zh) * | 2020-05-08 | 2022-02-11 | 中国联合网络通信集团有限公司 | 一种龙伯透镜天线及基站 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6473467B1 (en) * | 2000-03-22 | 2002-10-29 | Qualcomm Incorporated | Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4564935A (en) | 1984-01-10 | 1986-01-14 | The United States Of America As Represented By The Secretary Of The Air Force | Tropospheric scatter communication system having angle diversity |
GB2300547B (en) * | 1995-05-02 | 1999-08-25 | Plessey Semiconductors Ltd | Wireless local area neworks |
US6732183B1 (en) | 1996-12-31 | 2004-05-04 | Broadware Technologies, Inc. | Video and audio streaming for multiple users |
SE521606C2 (sv) * | 1999-03-05 | 2003-11-18 | Ericsson Telefon Ab L M | Metod och kretskopplat, rambaserat kommunikationssytem för bandbreddsanpassad användning av kommunikationslänk |
US7002929B2 (en) * | 2001-01-19 | 2006-02-21 | Raze Technologies, Inc. | Wireless access system for allocating and synchronizing uplink and downlink of TDD frames and method of operation |
US6771706B2 (en) | 2001-03-23 | 2004-08-03 | Qualcomm Incorporated | Method and apparatus for utilizing channel state information in a wireless communication system |
JP3631698B2 (ja) * | 2001-04-09 | 2005-03-23 | 日本電信電話株式会社 | Ofdm信号伝送システム、ofdm信号送信装置及びofdm信号受信装置 |
US6785341B2 (en) | 2001-05-11 | 2004-08-31 | Qualcomm Incorporated | Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information |
US6662024B2 (en) * | 2001-05-16 | 2003-12-09 | Qualcomm Incorporated | Method and apparatus for allocating downlink resources in a multiple-input multiple-output (MIMO) communication system |
US7197282B2 (en) | 2001-07-26 | 2007-03-27 | Ericsson Inc. | Mobile station loop-back signal processing |
US20030048753A1 (en) | 2001-08-30 | 2003-03-13 | Ahmad Jalali | Method and apparatus for multi-path elimination in a wireless communication system |
US7149254B2 (en) | 2001-09-06 | 2006-12-12 | Intel Corporation | Transmit signal preprocessing based on transmit antennae correlations for multiple antennae systems |
US20030125040A1 (en) | 2001-11-06 | 2003-07-03 | Walton Jay R. | Multiple-access multiple-input multiple-output (MIMO) communication system |
US6760388B2 (en) | 2001-12-07 | 2004-07-06 | Qualcomm Incorporated | Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems |
US6862271B2 (en) | 2002-02-26 | 2005-03-01 | Qualcomm Incorporated | Multiple-input, multiple-output (MIMO) systems with multiple transmission modes |
US6801580B2 (en) | 2002-04-09 | 2004-10-05 | Qualcomm, Incorporated | Ordered successive interference cancellation receiver processing for multipath channels |
EP1359683B1 (en) | 2002-04-30 | 2006-08-30 | Motorola, Inc. | Wireless communication using multi-transmit multi-receive antenna arrays |
DE10223564A1 (de) | 2002-05-27 | 2003-12-11 | Siemens Ag | Verfahren zur Übertragung von Informationen in einem Funkkommunikationssystem mit Sendestation und Empfangsstationen mit jeweils einer Antenne mit mehreren Antennenelementen und Funkkommunikationssystem |
FR2841068B1 (fr) | 2002-06-14 | 2004-09-24 | Comsis | Procede pour decoder des codes espace-temps lineaires dans un systeme de transmission sans fil multi-antennes, et decodeur mettant en oeuvre un tel procede |
US8208364B2 (en) | 2002-10-25 | 2012-06-26 | Qualcomm Incorporated | MIMO system with multiple spatial multiplexing modes |
US7986742B2 (en) * | 2002-10-25 | 2011-07-26 | Qualcomm Incorporated | Pilots for MIMO communication system |
US7197082B2 (en) | 2003-03-20 | 2007-03-27 | Lucent Technologies Inc. | Linear transformation of symbols to at least partially compensate for correlation between antennas in space time block coded systems |
US7327795B2 (en) * | 2003-03-31 | 2008-02-05 | Vecima Networks Inc. | System and method for wireless communication systems |
KR100575993B1 (ko) * | 2003-08-07 | 2006-05-02 | 삼성전자주식회사 | 다중 송수신 안테나를 사용하는 이동통신 시스템에서 다중사용자를 위한 스케쥴링 방법 및 장치 |
US7298805B2 (en) | 2003-11-21 | 2007-11-20 | Qualcomm Incorporated | Multi-antenna transmission for spatial division multiple access |
-
2004
- 2004-07-30 US US10/902,978 patent/US7418053B2/en active Active
-
2005
- 2005-07-29 AU AU2005203336A patent/AU2005203336B2/en active Active
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- 2005-07-29 EP EP10184659.0A patent/EP2278764B1/en active Active
- 2005-07-29 CA CA2856772A patent/CA2856772C/en active Active
- 2005-07-29 CA CA2514383A patent/CA2514383C/en active Active
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- 2005-08-01 CN CN2005100886761A patent/CN1734972B/zh active Active
- 2005-08-01 JP JP2005223345A patent/JP2006081162A/ja active Pending
-
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- 2006-07-20 HK HK06108125.5A patent/HK1087850A1/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6473467B1 (en) * | 2000-03-22 | 2002-10-29 | Qualcomm Incorporated | Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8654815B1 (en) | 2004-04-02 | 2014-02-18 | Rearden, Llc | System and method for distributed antenna wireless communications |
US9369888B2 (en) | 2004-04-02 | 2016-06-14 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
US9386465B2 (en) | 2004-04-02 | 2016-07-05 | Rearden, Llc | System and method for distributed antenna wireless communications |
US8532698B2 (en) | 2007-06-26 | 2013-09-10 | Adc Telecommunications, Inc. | Distributed antenna communications system |
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HK1087850A1 (en) | 2006-10-20 |
CN1734972A (zh) | 2006-02-15 |
AU2005203336B2 (en) | 2011-03-03 |
EP2278764A2 (en) | 2011-01-26 |
CA2514383A1 (en) | 2006-01-30 |
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US7418053B2 (en) | 2008-08-26 |
AU2005203336A1 (en) | 2006-02-16 |
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JP2006081162A (ja) | 2006-03-23 |
US20060023803A1 (en) | 2006-02-02 |
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FI1622329T3 (fi) | 2023-11-21 |
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EP1622329B1 (en) | 2023-09-06 |
CA2856772C (en) | 2020-07-28 |
EP2278764A3 (en) | 2013-01-02 |
CA2856772A1 (en) | 2006-01-30 |
EP2278764B1 (en) | 2023-09-06 |
TWI372541B (en) | 2012-09-11 |
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