TWI444019B - 近似無線網路中無線網路通道容量的方法 - Google Patents
近似無線網路中無線網路通道容量的方法 Download PDFInfo
- Publication number
- TWI444019B TWI444019B TW099130072A TW99130072A TWI444019B TW I444019 B TWI444019 B TW I444019B TW 099130072 A TW099130072 A TW 099130072A TW 99130072 A TW99130072 A TW 99130072A TW I444019 B TWI444019 B TW I444019B
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- Taiwan
- Prior art keywords
- complex
- matrix
- channel
- average
- capacity
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 79
- 239000011159 matrix material Substances 0.000 claims description 190
- 230000004044 response Effects 0.000 claims description 23
- 230000006870 function Effects 0.000 claims description 8
- 230000017105 transposition Effects 0.000 claims description 2
- 108091006146 Channels Proteins 0.000 description 78
- 238000010586 diagram Methods 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 230000009467 reduction Effects 0.000 description 6
- 238000012935 Averaging Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 4
- 238000007476 Maximum Likelihood Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000004422 calculation algorithm Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000013139 quantization Methods 0.000 description 2
- 101100411643 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) RAD5 gene Proteins 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- 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
- H04B7/0634—Antenna weights or vector/matrix coefficients
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
-
- 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
- H04B7/0417—Feedback 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
- H04B7/0615—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
- H04B7/0617—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 for beam forming
-
- 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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/586,620 US8411783B2 (en) | 2009-09-23 | 2009-09-23 | Method of identifying a precoding matrix corresponding to a wireless network channel and method of approximating a capacity of a wireless network channel in a wireless network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201125323A TW201125323A (en) | 2011-07-16 |
| TWI444019B true TWI444019B (zh) | 2014-07-01 |
Family
ID=43756604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW099130072A TWI444019B (zh) | 2009-09-23 | 2010-09-06 | 近似無線網路中無線網路通道容量的方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8411783B2 (enExample) |
| EP (1) | EP2481166A4 (enExample) |
| JP (1) | JP5632000B2 (enExample) |
| KR (1) | KR101364896B1 (enExample) |
| CN (1) | CN102577155B (enExample) |
| RU (1) | RU2510920C2 (enExample) |
| TW (1) | TWI444019B (enExample) |
| WO (1) | WO2011037738A2 (enExample) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8411783B2 (en) | 2009-09-23 | 2013-04-02 | Intel Corporation | Method of identifying a precoding matrix corresponding to a wireless network channel and method of approximating a capacity of a wireless network channel in a wireless network |
| US20110158362A1 (en) * | 2009-12-30 | 2011-06-30 | Joonsuk Kim | Method and system for a multiple-stream sfbc/stbc using angle feedback |
| US8619612B2 (en) | 2011-05-02 | 2013-12-31 | Intel Corporation | Measurement and feedback calculation for wireless communication network |
| CN102916762B (zh) * | 2011-08-02 | 2017-08-18 | 瑞典爱立信有限公司 | 用于对预编码信号进行解码的方法和设备 |
| US9225482B2 (en) | 2011-10-17 | 2015-12-29 | Golba Llc | Method and system for MIMO transmission in a distributed transceiver network |
| US10020861B2 (en) | 2012-08-08 | 2018-07-10 | Golba Llc | Method and system for distributed transceivers and mobile device connectivity |
| KR101731353B1 (ko) | 2012-11-04 | 2017-04-28 | 엘지전자 주식회사 | 무선 통신 시스템에서 동기 신호를 송수신하는 방법 및 이를 위한 장치 |
| KR102087783B1 (ko) * | 2013-03-07 | 2020-03-12 | 삼성전자주식회사 | 채널 관련 정보 송수신 방법 및 장치 |
| RU2639949C2 (ru) * | 2013-06-05 | 2017-12-25 | Эл Джи Электроникс Инк. | Способ и устройство для передачи информации о состоянии канала в системе беспроводной связи |
| ES3036465T3 (en) | 2016-08-12 | 2025-09-19 | Ericsson Telefon Ab L M | Layer 1 and layer 2 channel state information rich reporting mechanisms |
| MY199492A (en) | 2016-08-12 | 2023-11-01 | Ericsson Telefon Ab L M | Configurable codebook for advanced csi feedback overhead reduction |
| PT3754863T (pt) | 2016-08-12 | 2022-12-09 | Ericsson Telefon Ab L M | Livros de códigos de múltiplo feixe com sobrecarga mais otimizada |
| US11025322B2 (en) * | 2016-08-12 | 2021-06-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Progressive advanced CSI feedback |
| US10321332B2 (en) | 2017-05-30 | 2019-06-11 | Movandi Corporation | Non-line-of-sight (NLOS) coverage for millimeter wave communication |
| US10484078B2 (en) | 2017-07-11 | 2019-11-19 | Movandi Corporation | Reconfigurable and modular active repeater device |
| CN109309518B (zh) * | 2017-07-26 | 2021-09-07 | 华为技术有限公司 | 用于数据传输的方法、装置和系统 |
| US10348371B2 (en) | 2017-12-07 | 2019-07-09 | Movandi Corporation | Optimized multi-beam antenna array network with an extended radio frequency range |
| US10862559B2 (en) | 2017-12-08 | 2020-12-08 | Movandi Corporation | Signal cancellation in radio frequency (RF) device network |
| US10090887B1 (en) | 2017-12-08 | 2018-10-02 | Movandi Corporation | Controlled power transmission in radio frequency (RF) device network |
| US11088457B2 (en) | 2018-02-26 | 2021-08-10 | Silicon Valley Bank | Waveguide antenna element based beam forming phased array antenna system for millimeter wave communication |
| US10637159B2 (en) | 2018-02-26 | 2020-04-28 | Movandi Corporation | Waveguide antenna element-based beam forming phased array antenna system for millimeter wave communication |
| US10879970B2 (en) | 2018-11-21 | 2020-12-29 | Samsung Electronics Co., Ltd | Eigenvalue decomposition precoding matrix index selection |
| US10651905B1 (en) | 2018-11-21 | 2020-05-12 | Samsung Electronics Co., Ltd | Eigenvalue decomposition precoding matrix index selection |
| CN114124176A (zh) * | 2020-08-27 | 2022-03-01 | 华为技术有限公司 | 预编码方法及通信装置 |
| US12355651B2 (en) * | 2021-11-22 | 2025-07-08 | Google Llc | Scalable and low computation cost method for optimizing sampling/probing in a large scale network |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7349691B2 (en) * | 2001-07-03 | 2008-03-25 | Microsoft Corporation | System and apparatus for performing broadcast and localcast communications |
| JP3802031B2 (ja) * | 2004-02-16 | 2006-07-26 | パイオニア株式会社 | 受信装置及び受信方法 |
| US7830976B2 (en) * | 2004-07-16 | 2010-11-09 | Qualcomm Incorporated | Iterative channel and interference estimation with dedicated pilot tones for OFDMA |
| KR20060130806A (ko) * | 2005-06-08 | 2006-12-20 | 삼성전자주식회사 | 코드북 기반 폐루프 방식의 다중 송수신 안테나 시스템에서송수신 장치 및 방법 |
| JP4939888B2 (ja) * | 2005-10-05 | 2012-05-30 | パナソニック株式会社 | 無線通信装置 |
| US20070165738A1 (en) * | 2005-10-27 | 2007-07-19 | Barriac Gwendolyn D | Method and apparatus for pre-coding for a mimo system |
| KR20070108304A (ko) * | 2005-10-31 | 2007-11-09 | 삼성전자주식회사 | 다중 송수신 안테나 시스템에서의 채널 품질 정보 송수신방법 및 장치 |
| US7558330B2 (en) * | 2005-12-07 | 2009-07-07 | Telefonaktiebolaget L M Ericsson (Publ) | Multiple stream co-phasing for multiple-input-multiple-output (MIMO) systems |
| US7949064B2 (en) * | 2006-08-14 | 2011-05-24 | Texas Instruments Incorporated | Codebook and pre-coder selection for closed-loop mimo |
| TW200824378A (en) * | 2006-08-17 | 2008-06-01 | Interdigital Tech Corp | Method and apparatus for reducing a peak-to-average power ratio in a multiple-input multiple-output system |
| GB2441808A (en) * | 2006-09-12 | 2008-03-19 | Toshiba Res Europ Ltd | MIMO wireless communication apparatus |
| JP4883091B2 (ja) * | 2006-11-22 | 2012-02-22 | 富士通株式会社 | Mimo−ofdm通信システム及びmimo−ofdm通信方法 |
| EP1995979B1 (en) * | 2007-05-23 | 2009-06-03 | NTT DoCoMo, Inc. | Subchannel allocation apparatus and corresponding method |
| US7769098B2 (en) * | 2007-06-05 | 2010-08-03 | Texas Instruments Incorporated | Low complexity precoding matrix selection |
| JP5169256B2 (ja) * | 2008-01-30 | 2013-03-27 | 富士通株式会社 | Mimo通信システムおよび送信局 |
| US8411783B2 (en) | 2009-09-23 | 2013-04-02 | Intel Corporation | Method of identifying a precoding matrix corresponding to a wireless network channel and method of approximating a capacity of a wireless network channel in a wireless network |
-
2009
- 2009-09-23 US US12/586,620 patent/US8411783B2/en not_active Expired - Fee Related
-
2010
- 2010-09-02 JP JP2012530911A patent/JP5632000B2/ja not_active Expired - Fee Related
- 2010-09-02 KR KR1020127007439A patent/KR101364896B1/ko not_active Expired - Fee Related
- 2010-09-02 WO PCT/US2010/047699 patent/WO2011037738A2/en not_active Ceased
- 2010-09-02 EP EP10819224.6A patent/EP2481166A4/en not_active Withdrawn
- 2010-09-02 RU RU2012112429/08A patent/RU2510920C2/ru not_active IP Right Cessation
- 2010-09-02 CN CN201080043204.3A patent/CN102577155B/zh not_active Expired - Fee Related
- 2010-09-06 TW TW099130072A patent/TWI444019B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR101364896B1 (ko) | 2014-02-19 |
| RU2510920C2 (ru) | 2014-04-10 |
| US8411783B2 (en) | 2013-04-02 |
| WO2011037738A2 (en) | 2011-03-31 |
| US20110069773A1 (en) | 2011-03-24 |
| RU2012112429A (ru) | 2013-10-10 |
| JP5632000B2 (ja) | 2014-11-26 |
| WO2011037738A3 (en) | 2011-07-21 |
| EP2481166A4 (en) | 2017-10-25 |
| TW201125323A (en) | 2011-07-16 |
| KR20120048025A (ko) | 2012-05-14 |
| CN102577155A (zh) | 2012-07-11 |
| EP2481166A2 (en) | 2012-08-01 |
| JP2013505671A (ja) | 2013-02-14 |
| CN102577155B (zh) | 2015-06-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |