DK2845323T3 - Effektiv mmse-udligningsvægtopdateringer i frekvensområde i en flertrins-, parallel interferensundertrykkelsesmodtager - Google Patents

Effektiv mmse-udligningsvægtopdateringer i frekvensområde i en flertrins-, parallel interferensundertrykkelsesmodtager Download PDF

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Publication number
DK2845323T3
DK2845323T3 DK13730324.4T DK13730324T DK2845323T3 DK 2845323 T3 DK2845323 T3 DK 2845323T3 DK 13730324 T DK13730324 T DK 13730324T DK 2845323 T3 DK2845323 T3 DK 2845323T3
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DK
Denmark
Prior art keywords
effective
interference suppression
frequency area
parallel interference
weight updates
Prior art date
Application number
DK13730324.4T
Other languages
English (en)
Inventor
Yi-Pin Eric Wang
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Application granted granted Critical
Publication of DK2845323T3 publication Critical patent/DK2845323T3/da

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71055—Joint detection techniques, e.g. linear detectors using minimum mean squared error [MMSE] detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71072—Successive interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation
    • 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
    • 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
    • H04J11/0036—Interference mitigation or co-ordination of multi-user interference at the receiver
    • H04J11/004—Interference mitigation or co-ordination of multi-user interference at the receiver using regenerative subtractive interference cancellation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
DK13730324.4T 2012-05-04 2013-05-01 Effektiv mmse-udligningsvægtopdateringer i frekvensområde i en flertrins-, parallel interferensundertrykkelsesmodtager DK2845323T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/463,974 US9042428B2 (en) 2012-05-04 2012-05-04 Efficient frequency domain (FD) MMSE equalization weight updates in a multi-stage parallel interference cancellation receiver
PCT/IB2013/053451 WO2013164776A1 (en) 2012-05-04 2013-05-01 Efficient frequency domain (fd) mmse equalization weight updates in a multi-stage parallel interference cancellation receiver

Publications (1)

Publication Number Publication Date
DK2845323T3 true DK2845323T3 (da) 2019-10-07

Family

ID=48670014

Family Applications (1)

Application Number Title Priority Date Filing Date
DK13730324.4T DK2845323T3 (da) 2012-05-04 2013-05-01 Effektiv mmse-udligningsvægtopdateringer i frekvensområde i en flertrins-, parallel interferensundertrykkelsesmodtager

Country Status (9)

Country Link
US (1) US9042428B2 (da)
EP (2) EP2845323B1 (da)
CN (1) CN104396148B (da)
DK (1) DK2845323T3 (da)
ES (1) ES2747478T3 (da)
HU (1) HUE047611T2 (da)
PL (1) PL2845323T3 (da)
PT (1) PT2845323T (da)
WO (1) WO2013164776A1 (da)

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CN104813595A (zh) * 2012-11-15 2015-07-29 诺韦尔萨特有限公司 通信收发器中的回波消除
CN104918336A (zh) * 2014-03-12 2015-09-16 中兴通讯股份有限公司 一种干扰环境下随机接入信号的检测方法、装置和系统
US9641294B2 (en) * 2014-07-25 2017-05-02 Cisco Technology, Inc. System, method, and program for robust interference rejection combining
CN105577598A (zh) * 2014-10-17 2016-05-11 中兴通讯股份有限公司 在干扰条件下的lte上行系统的信号检测方法和装置
US9787356B2 (en) * 2015-09-22 2017-10-10 Nxp Usa, Inc. System and method for large dimension equalization using small dimension equalizers
CN107154831A (zh) * 2016-03-03 2017-09-12 晨星半导体股份有限公司 处理序列估测的装置及方法
US9667455B1 (en) 2016-03-23 2017-05-30 Nxp Usa, Inc. System and method for large dimension equalization using small dimension equalizers and bypassed equalizers
CN109314682B (zh) * 2016-04-01 2021-09-21 凝聚技术公司 正交时频空间调制信号的迭代二维均衡
US9967021B2 (en) 2016-07-14 2018-05-08 Suntrust Bank Systems and methods for signal cancellation in satellite communication
US10200071B1 (en) * 2017-08-07 2019-02-05 Kratos Integral Holdings, Llc System and method for interference reduction in radio communications
US10812250B2 (en) * 2017-09-29 2020-10-20 Hughes Network Systems, Llc Time-division multiple access with overlapped preamble
CN109756298A (zh) * 2017-11-03 2019-05-14 深圳超级数据链技术有限公司 一种译码方法及装置
WO2020066143A1 (ja) * 2018-09-26 2020-04-02 日本電気株式会社 基地局、システム、方法及び非一時的なコンピュータ可読媒体
US11929796B2 (en) * 2019-08-15 2024-03-12 Telefonaktiebolaget Lm Ericsson (Publ) Wireless device-autonomous PDSCH RX antenna adaptation
EP4283935A1 (en) * 2022-05-27 2023-11-29 Nokia Solutions and Networks Oy Interference rejection combining with reduced complexity

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US7333575B2 (en) * 2003-03-06 2008-02-19 Nokia Corporation Method and apparatus for receiving a CDMA signal
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US20070110135A1 (en) * 2005-11-15 2007-05-17 Tommy Guess Iterative interference cancellation for MIMO-OFDM receivers
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Also Published As

Publication number Publication date
PL2845323T3 (pl) 2020-01-31
WO2013164776A1 (en) 2013-11-07
HUE047611T2 (hu) 2020-05-28
CN104396148A (zh) 2015-03-04
ES2747478T3 (es) 2020-03-10
EP2845323A1 (en) 2015-03-11
EP3621208A1 (en) 2020-03-11
CN104396148B (zh) 2017-05-03
US20130294494A1 (en) 2013-11-07
PT2845323T (pt) 2019-10-14
EP3621208B1 (en) 2020-12-02
US9042428B2 (en) 2015-05-26
EP2845323B1 (en) 2019-09-11

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