DE602007013552D1 - Signalqualitätskalkulator - Google Patents

Signalqualitätskalkulator

Info

Publication number
DE602007013552D1
DE602007013552D1 DE602007013552T DE602007013552T DE602007013552D1 DE 602007013552 D1 DE602007013552 D1 DE 602007013552D1 DE 602007013552 T DE602007013552 T DE 602007013552T DE 602007013552 T DE602007013552 T DE 602007013552T DE 602007013552 D1 DE602007013552 D1 DE 602007013552D1
Authority
DE
Germany
Prior art keywords
function
errors
scaled
determined based
signal quality
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602007013552T
Other languages
English (en)
Inventor
Mark S Wallace
Murali Menon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of DE602007013552D1 publication Critical patent/DE602007013552D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated 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
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/067—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing soft decisions, i.e. decisions together with an estimate of reliability

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Packaging Of Special Articles (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Automatic Control Of Machine Tools (AREA)
DE602007013552T 2006-05-22 2007-05-22 Signalqualitätskalkulator Active DE602007013552D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80263006P 2006-05-22 2006-05-22
PCT/US2007/069492 WO2007137274A2 (en) 2006-05-22 2007-05-22 Signal quality estimator

Publications (1)

Publication Number Publication Date
DE602007013552D1 true DE602007013552D1 (de) 2011-05-12

Family

ID=38720346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007013552T Active DE602007013552D1 (de) 2006-05-22 2007-05-22 Signalqualitätskalkulator

Country Status (8)

Country Link
US (1) US8144814B2 (de)
EP (1) EP2027663B1 (de)
JP (2) JP5180193B2 (de)
KR (1) KR101062783B1 (de)
CN (1) CN101449505B (de)
AT (1) ATE504127T1 (de)
DE (1) DE602007013552D1 (de)
WO (1) WO2007137274A2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8144814B2 (en) * 2006-05-22 2012-03-27 Qualcomm Incorporated Signal quality estimator
US8095855B2 (en) * 2008-03-17 2012-01-10 Agere Systems Inc. Systems and methods for regenerating data from a defective medium
CN105531975B (zh) * 2013-08-30 2019-08-20 弗劳恩霍夫应用研究促进协会 用于发送具有恒定包络的信号的方法和装置
CN111245533A (zh) * 2018-11-28 2020-06-05 中兴通讯股份有限公司 信号质量估计方法、基站和存储介质
CN111294125B (zh) * 2019-05-14 2021-09-14 紫光展讯通信(惠州)有限公司 信噪比估计方法及装置、计算机可读存储介质
US11283468B1 (en) * 2021-06-24 2022-03-22 Beijing Tenafe Electronic Technology Co., Ltd. Log-likelihood ratio mapping tables in flash storage systems

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2164654T3 (es) 1992-01-29 2002-03-01 Motorola Inc Modem que incluye un ecualizador de la fluctuacion de la amplitud.
FR2742613B1 (fr) 1995-12-14 1998-01-30 France Telecom Procede d'evaluation d'un facteur de qualite representatif d'un canal de transmission d'un signal numerique, et recepteur correspondant
US5812600A (en) * 1996-07-26 1998-09-22 Motorola, Inc. Method and apparatus for mitigating distortion effects in the determination of signal usability
US6229847B1 (en) * 1997-12-24 2001-05-08 The United States Of America As Represented By The Secretary Of The Navy Signal quality measurement device
JPH11234354A (ja) 1998-02-18 1999-08-27 Rohm Co Ltd Ｄｐｓｋ変調器の変調精度の測定方法
US6661832B1 (en) * 1999-05-11 2003-12-09 Qualcomm Incorporated System and method for providing an accurate estimation of received signal interference for use in wireless communications systems
US7016401B1 (en) * 1999-12-22 2006-03-21 Motorola, Inc Method and apparatus for automated correlation of digital modulation impairment
JP4354629B2 (ja) 2000-12-28 2009-10-28 川崎マイクロエレクトロニクス株式会社 Ｒａｋｅ合成回路
US7577100B2 (en) * 2001-07-27 2009-08-18 Stephen Pollmann System and method for measuring signal to noise values in an adaptive wireless communication system
CN1475049A (zh) 2001-08-16 2004-02-11 连宇通信有限公司 一种sinr估计方法以及实现该方法的装置
US7130587B2 (en) * 2001-08-22 2006-10-31 National Institute of Information and Communications Technology Incorporated, Administrative Agency Communication quality estimation method, communication quality estimation apparatus, and communication system
US7499486B2 (en) * 2002-11-27 2009-03-03 Agere Systems Inc. Data transmission rate adaptation in a wireless communication system
ATE336121T1 (de) * 2002-12-23 2006-09-15 Mitsubishi Electric Inf Tech Verfahren zur verbindungsanpassung
US8503577B2 (en) * 2003-07-17 2013-08-06 Agere Systems Llc Signal quality estimation in a wireless communication system
US7724838B2 (en) * 2003-09-25 2010-05-25 Qualcomm Incorporated Hierarchical coding with multiple antennas in a wireless communication system
US7782987B2 (en) * 2004-03-12 2010-08-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for received signal quality estimation
JP4716667B2 (ja) 2004-04-20 2011-07-06 株式会社リコー 無線通信装置
EP1643657B1 (de) * 2004-09-30 2008-05-14 NTT DoCoMo, Inc. Signaldetektor für drahtloses Kommunikationssystem
US8144814B2 (en) * 2006-05-22 2012-03-27 Qualcomm Incorporated Signal quality estimator

Also Published As

Publication number Publication date
JP5280575B2 (ja) 2013-09-04
ATE504127T1 (de) 2011-04-15
JP5180193B2 (ja) 2013-04-10
CN101449505A (zh) 2009-06-03
WO2007137274A2 (en) 2007-11-29
EP2027663A2 (de) 2009-02-25
EP2027663B1 (de) 2011-03-30
WO2007137274A3 (en) 2008-01-24
US8144814B2 (en) 2012-03-27
JP2009538575A (ja) 2009-11-05
US20070274417A1 (en) 2007-11-29
KR101062783B1 (ko) 2011-09-06
KR20090021352A (ko) 2009-03-03
CN101449505B (zh) 2013-03-06
JP2013062837A (ja) 2013-04-04

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