ATE545251T1 - Kanalschätzung und entzerrung für hart begrenzte signale - Google Patents

Kanalschätzung und entzerrung für hart begrenzte signale

Info

Publication number
ATE545251T1
ATE545251T1 AT09786204T AT09786204T ATE545251T1 AT E545251 T1 ATE545251 T1 AT E545251T1 AT 09786204 T AT09786204 T AT 09786204T AT 09786204 T AT09786204 T AT 09786204T AT E545251 T1 ATE545251 T1 AT E545251T1
Authority
AT
Austria
Prior art keywords
amplitude
estimates
channel estimation
equalization
channel
Prior art date
Application number
AT09786204T
Other languages
English (en)
Inventor
Dennis Hui
Kambiz Zangi
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE545251T1 publication Critical patent/ATE545251T1/de

Links

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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • 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
    • 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
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Error Detection And Correction (AREA)
AT09786204T 2008-09-04 2009-09-02 Kanalschätzung und entzerrung für hart begrenzte signale ATE545251T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/204,217 US8379709B2 (en) 2008-09-04 2008-09-04 Channel estimation and equalization for hard-limited signals
PCT/IB2009/006722 WO2010026464A1 (en) 2008-09-04 2009-09-02 Channel estimation and equalization for hard-limited signals

Publications (1)

Publication Number Publication Date
ATE545251T1 true ATE545251T1 (de) 2012-02-15

Family

ID=41508070

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09786204T ATE545251T1 (de) 2008-09-04 2009-09-02 Kanalschätzung und entzerrung für hart begrenzte signale

Country Status (8)

Country Link
US (2) US8379709B2 (de)
EP (1) EP2335386B1 (de)
JP (1) JP5430661B2 (de)
CN (1) CN102144377B (de)
AT (1) ATE545251T1 (de)
AU (1) AU2009288957B2 (de)
BR (1) BRPI0918296A2 (de)
WO (1) WO2010026464A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4422766B2 (ja) * 2005-08-22 2010-02-24 パナソニック株式会社 基地局装置
US8411765B2 (en) * 2008-10-10 2013-04-02 Ziva Corporation Techniques and systems for wireless communications
US8605831B1 (en) * 2008-10-15 2013-12-10 Marvell International Ltd. Demodulation that accounts for channel estimation error
US8379773B2 (en) * 2009-06-23 2013-02-19 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for enhanced channel estimation in wireless communication systems
EP2474102A4 (de) 2009-09-03 2016-06-22 Ziva Corp Verfahren und systeme für auf zeitumkehrungsvorkodierungen beruhende kommunikationen
US8750089B2 (en) * 2010-01-05 2014-06-10 Broadcom Corporation Method and system for iterative discrete fourier transform (DFT) based channel estimation using minimum mean square error (MMSE) techniques
US8879407B2 (en) 2010-05-26 2014-11-04 Qualcomm Incorporated Two-way ranging messaging scheme
US8812063B2 (en) * 2010-05-26 2014-08-19 Qualcomm Incorporated Signal characteristic-based leading edge detection
US8886148B2 (en) 2010-05-26 2014-11-11 Qualcomm Incorporated Signal based gain control
US8837307B2 (en) 2010-05-26 2014-09-16 Qualcomm Incorporated Two-way ranging messaging scheme
US8831141B2 (en) 2010-06-25 2014-09-09 Qualcomm Incorporated Leading edge detection
WO2012079080A1 (en) * 2010-12-10 2012-06-14 The Trustees Of Columbia University In The City Of New York Methods, systems, and media for detecting usage of a radio channel
US9479372B2 (en) 2012-03-08 2016-10-25 The Trustees Of Columbia University In The City Of New York Methods, systems, and media for determining whether a signal of interest is present
CN103378921B (zh) * 2012-04-17 2016-08-03 华为技术有限公司 信号解调方法和装置
KR102094732B1 (ko) * 2013-03-11 2020-03-30 삼성전자주식회사 직교 주파수 분할 다중화 시스템에서 적응적으로 채널을 추정하는 장치 및 그 장치를 이용한 방법
US9762351B2 (en) * 2013-03-20 2017-09-12 Zte (Usa) Inc. Statistics adaptive soft decision forward error correction in digital communication
EP2782282A3 (de) 2013-03-20 2018-04-04 ZTE (USA) Inc. Weiche Maximalwahrscheinlichkeitsfolgeschätzung bei digitaler Kommunikation
EP2975787B1 (de) 2014-07-16 2018-10-03 ZTE Corporation Adaptiver digitaler nachfilter und interferenzentzerrer zwischen symbolen für optische kommunikation
EP3007394B1 (de) 2014-10-07 2019-07-03 ZTE Corporation Maximalwahrscheinlichkeitssequenzschätzung von quadraturamplitudenmodulationssignalen
US10148465B2 (en) * 2015-12-08 2018-12-04 Zte Corporation Training assisted joint equalization
US10148363B2 (en) * 2015-12-08 2018-12-04 Zte Corporation Iterative nonlinear compensation
CN111970037B (zh) * 2020-07-27 2022-08-23 重庆邮电大学 一种多天线预均衡时间反转安全传输系统预均衡器的构建方法
EP4105609B1 (de) * 2021-06-16 2024-01-31 B&R Industrial Automation GmbH Positionserfassung mit einem induktiven positionssensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700151A (en) * 1985-03-20 1987-10-13 Nec Corporation Modulation system capable of improving a transmission system
JPH04288748A (ja) * 1991-03-18 1992-10-13 Fujitsu Ltd 線形変調波の受信装置
US5155742A (en) * 1991-05-03 1992-10-13 Bell Communications Research, Inc. Time dispersion equalizer receiver with a time-reversal structure for TDMA portable radio systems
US5809083A (en) * 1994-11-23 1998-09-15 At&T Wireless Services, Inc. Differentially encoded pilot word system and method for wireless transmissions of digital data
US7012957B2 (en) * 2001-02-01 2006-03-14 Broadcom Corporation High performance equalizer having reduced complexity
JP2003030930A (ja) * 2001-07-12 2003-01-31 Sony Corp 波形等化器
US7099378B2 (en) * 2003-01-30 2006-08-29 The Mitre Corporation Sub-symbol parallel interference cancellation
CN1878155A (zh) * 2005-06-06 2006-12-13 金丽科技股份有限公司 用于全双工多电平脉波振幅调变系统及盲激活接收器

Also Published As

Publication number Publication date
US8379709B2 (en) 2013-02-19
US20130121448A1 (en) 2013-05-16
JP5430661B2 (ja) 2014-03-05
JP2012502538A (ja) 2012-01-26
WO2010026464A1 (en) 2010-03-11
US20100054322A1 (en) 2010-03-04
CN102144377A (zh) 2011-08-03
AU2009288957B2 (en) 2014-05-08
EP2335386B1 (de) 2012-02-08
CN102144377B (zh) 2015-03-25
BRPI0918296A2 (pt) 2015-12-22
AU2009288957A1 (en) 2010-03-11
EP2335386A1 (de) 2011-06-22
US8817926B2 (en) 2014-08-26

Similar Documents

Publication Publication Date Title
BRPI0918296A2 (pt) método para gerar estimativas de canal para um sinal recebido, processador de estimativa de canal para gerar estimativas de canal, e, método para gerar estimativas de canal para equalizar um sinal recebido
WO2011022404A3 (en) Methods and apparatus for interference decrease/cancellation on downlink acquisition signals
TW200926703A (en) Methods and apparatus for identifying a preamble sequence and for estimating an integer carrier frequency offset
WO2015032313A3 (en) System and method for channel estimation for generalized frequency division multiplexing (gfdm)
TW200715772A (en) Method and circuit for frequency offset estimation according to frequency domain signal in the OFDM baseband receiver
WO2011017256A3 (en) Equalization for ofdm communication
IN2014CN03366A (de)
WO2010104300A3 (en) An apparatus for processing an audio signal and method thereof
SG10201903510YA (en) A transceiver, a sudac, a method for signal processing in a transceiver, and methods for signal processing in a sudac
TW200742334A (en) Method and apparatus for channel estimation using time-frequency localized pilots and de-noising techniques
IL250487B (en) Measurement systems with linked field detection and pupil signal
WO2012123898A3 (en) Sound processing based on confidence measure
WO2014191771A3 (en) Method and apparatus
MX363973B (es) Metodo y sistema para determinacion en tiempo real de formacion de anisotropia, inclinacion y rumbo con datos de induccion de varios componentes (mci).
WO2010132478A3 (en) Removal of ici/isi errors in frequency domain channel estimation for wireless repeaters
DE602005004063D1 (de) Apparat zur Schätzung der Rauschleistung, Verfahren zur Schätzung der Rauschleistung und Signaldetektor
GB201209599D0 (en) Noise variance estimation and interference detection
NZ728080A (en) Estimation of background noise in audio signals
ATE557476T1 (de) Verfahren zur trägerfrequenzversatzschätzung in einem telekommunikationssignalempfänger, insbesondere in einer mobilen einrichtung
JP2012074965A5 (de)
MX2007009855A (es) Estimacion de ruido de una frecuencia mediante muestreo de ruido en otras frecuencias.
CN109803369B (zh) 联合时频估计及补偿方法、装置及用户设备
WO2013151479A3 (en) Soft-bit generation and channel estimation for interference cancellation using decoder output
MX357495B (es) Aparato y metodo para generar una señal de ocultamiento de error empleando una estimacion adaptativa de ruido.
WO2013170989A3 (de) Verfahren zur entstörung eines abtastprozesses sowie eine vorrichtung zur durchführung des verfahrens