CN116527456A - 低复杂度的大规模mimo分布式信道估计方法 - Google Patents
低复杂度的大规模mimo分布式信道估计方法 Download PDFInfo
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- CN116527456A CN116527456A CN202310539838.7A CN202310539838A CN116527456A CN 116527456 A CN116527456 A CN 116527456A CN 202310539838 A CN202310539838 A CN 202310539838A CN 116527456 A CN116527456 A CN 116527456A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000011159 matrix material Substances 0.000 claims abstract description 62
- 239000013598 vector Substances 0.000 claims abstract description 32
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000009467 reduction Effects 0.000 claims abstract description 5
- 230000011218 segmentation Effects 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims description 13
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 2
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- 238000010295 mobile communication Methods 0.000 abstract description 2
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Classifications
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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
- H04L25/0204—Channel estimation of multiple channels
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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
- H04L25/0228—Channel estimation using sounding signals with direct estimation from 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
- H04L25/0202—Channel estimation
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100074358A1 (en) * | 2008-09-25 | 2010-03-25 | Nec Laboratories America, Inc. | Sparse Channel Estimation for MIMO OFDM Systems |
CN105656819A (zh) * | 2016-03-21 | 2016-06-08 | 电子科技大学 | 一种基于压缩感知和大规模mimo的自适应信道估计方法 |
WO2018014197A1 (zh) * | 2016-07-19 | 2018-01-25 | 华为技术有限公司 | 一种信道估计方法及装置 |
CN108880557A (zh) * | 2018-05-25 | 2018-11-23 | 宿州学院 | 基于压缩感知的稀疏度自适应变步长匹配追踪方法 |
CN108964726A (zh) * | 2018-09-03 | 2018-12-07 | 东南大学 | 一种低复杂度的大规模mimo上行链路传输信道估计方法 |
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2023
- 2023-05-15 CN CN202310539838.7A patent/CN116527456A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100074358A1 (en) * | 2008-09-25 | 2010-03-25 | Nec Laboratories America, Inc. | Sparse Channel Estimation for MIMO OFDM Systems |
CN105656819A (zh) * | 2016-03-21 | 2016-06-08 | 电子科技大学 | 一种基于压缩感知和大规模mimo的自适应信道估计方法 |
WO2018014197A1 (zh) * | 2016-07-19 | 2018-01-25 | 华为技术有限公司 | 一种信道估计方法及装置 |
CN108880557A (zh) * | 2018-05-25 | 2018-11-23 | 宿州学院 | 基于压缩感知的稀疏度自适应变步长匹配追踪方法 |
CN108964726A (zh) * | 2018-09-03 | 2018-12-07 | 东南大学 | 一种低复杂度的大规模mimo上行链路传输信道估计方法 |
Non-Patent Citations (2)
Title |
---|
何维;唐彦楠;陈美铃;: "MIMO-OFDM中稀疏度自适应的信道估计方法", 重庆邮电大学学报(自然科学版), vol. 27, no. 06 * |
王华华等: "一种自适应稀疏度的混合场信道估计算法", 《电讯技术》 * |
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