[go: up one dir, main page]

SE0102077L - Blinddetektion - Google Patents

Blinddetektion

Info

Publication number
SE0102077L
SE0102077L SE0102077A SE0102077A SE0102077L SE 0102077 L SE0102077 L SE 0102077L SE 0102077 A SE0102077 A SE 0102077A SE 0102077 A SE0102077 A SE 0102077A SE 0102077 L SE0102077 L SE 0102077L
Authority
SE
Sweden
Prior art keywords
sub
property
unknown
incoming signal
quality measure
Prior art date
Application number
SE0102077A
Other languages
English (en)
Other versions
SE521246C2 (sv
SE0102077D0 (sv
Inventor
Henrik Sahlin
Johan Axnaes
Andreas Hedberg
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
Priority to SE0102077A priority Critical patent/SE521246C2/sv
Publication of SE0102077D0 publication Critical patent/SE0102077D0/sv
Priority to US10/479,102 priority patent/US7421261B2/en
Priority to AT02724864T priority patent/ATE381186T1/de
Priority to CN028116305A priority patent/CN1515103B/zh
Priority to DE60224037T priority patent/DE60224037D1/de
Priority to EP02724864A priority patent/EP1396129B1/en
Priority to PCT/SE2002/000803 priority patent/WO2002102008A1/en
Publication of SE0102077L publication Critical patent/SE0102077L/sv
Publication of SE521246C2 publication Critical patent/SE521246C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • H04L27/2067—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Noise Elimination (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Eye Examination Apparatus (AREA)
  • Mobile Radio Communication Systems (AREA)
SE0102077A 2001-06-12 2001-06-12 Blinddetektion SE521246C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE0102077A SE521246C2 (sv) 2001-06-12 2001-06-12 Blinddetektion
US10/479,102 US7421261B2 (en) 2001-06-12 2002-04-24 Blind detection
AT02724864T ATE381186T1 (de) 2001-06-12 2002-04-24 Blinddetektion
CN028116305A CN1515103B (zh) 2001-06-12 2002-04-24 盲检测方法及装置
DE60224037T DE60224037D1 (de) 2001-06-12 2002-04-24 Blinddetektion
EP02724864A EP1396129B1 (en) 2001-06-12 2002-04-24 Blind detection
PCT/SE2002/000803 WO2002102008A1 (en) 2001-06-12 2002-04-24 Blind detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0102077A SE521246C2 (sv) 2001-06-12 2001-06-12 Blinddetektion

Publications (3)

Publication Number Publication Date
SE0102077D0 SE0102077D0 (sv) 2001-06-12
SE0102077L true SE0102077L (sv) 2002-12-13
SE521246C2 SE521246C2 (sv) 2003-10-14

Family

ID=20284447

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0102077A SE521246C2 (sv) 2001-06-12 2001-06-12 Blinddetektion

Country Status (7)

Country Link
US (1) US7421261B2 (sv)
EP (1) EP1396129B1 (sv)
CN (1) CN1515103B (sv)
AT (1) ATE381186T1 (sv)
DE (1) DE60224037D1 (sv)
SE (1) SE521246C2 (sv)
WO (1) WO2002102008A1 (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7546042B2 (en) * 2002-11-05 2009-06-09 Finisar Corporation System and method for reducing interference in an optical data stream using multiple, selectable equalizers
US8134994B2 (en) * 2003-02-14 2012-03-13 Alcatel Lucent Method of scheduling on downlink and transmitting on uplink dedicated channels
US7715350B2 (en) 2003-06-12 2010-05-11 Broadcom Corporation Classifier for communication device
US7406139B2 (en) * 2003-06-16 2008-07-29 Broadcom Corporation System and method to identify a modulation format of a data frame within a cellular wireless network
WO2005048551A1 (en) * 2003-10-28 2005-05-26 Sepura Limited Blind modulation detection
US7830975B2 (en) * 2004-04-12 2010-11-09 Nokia Corporation I/Q MIMO detection for single antenna interference cancellation
US8107560B2 (en) * 2004-05-12 2012-01-31 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for interference cancellation in communication signal processing
KR100611507B1 (ko) * 2005-02-07 2006-08-11 삼성전자주식회사 무선 통신 수신기에 있어서의 블라인드 디텍션 방법 및장치, 이를 포함하는 무선 통신 수신기
FR2887379B1 (fr) * 2005-06-17 2007-08-31 Thales Sa Procede de demodulation aveugle aux ordres superieurs de plusieurs emetteurs de forme d'onde lineaire
US7822385B2 (en) * 2006-04-27 2010-10-26 Telefonaktiebolaget Lm Ericsson (Publ) Adjacent channel interference supression
CN100574291C (zh) * 2006-05-10 2009-12-23 威盛电子股份有限公司 盲调制制式检测方法和装置及解码方法和装置
JP2008054235A (ja) * 2006-08-28 2008-03-06 Matsushita Electric Ind Co Ltd 変調方式判定装置、受信装置、変調方式判定方法及び変調方式判定プログラム
US8139535B2 (en) * 2008-10-31 2012-03-20 Intel Corporation Blind channel detection techniques
CN101841903A (zh) * 2009-03-20 2010-09-22 松下电器产业株式会社 无线通信系统中减小基站间干扰的装置和方法
WO2011054148A1 (zh) 2009-11-06 2011-05-12 华为技术有限公司 一种资源配置方法和装置
CN101783717B (zh) * 2010-02-26 2013-01-02 大唐联诚信息系统技术有限公司 Td-scdma语音信号的盲检测方法及装置
GB2487225B (en) * 2011-01-14 2017-12-06 Nvidia Tech Uk Limited Receiving an input signal over a channel of a wireless network
US9054901B2 (en) * 2012-03-07 2015-06-09 Harris Corporation Simplified blind signal detector
US8917802B1 (en) * 2013-02-20 2014-12-23 The United States Of America, As Represented By The Secretary Of The Army Modulation scheme determination through use of multiple sensors
US9866422B1 (en) * 2016-10-18 2018-01-09 The Boeing Company Methods of blind source separation filter resource management
DE102017219691B3 (de) 2017-11-06 2019-05-02 Laird Dabendorf Gmbh Verfahren und Vorrichtungen zur Bestimmung der Modulationsart eines Signals und Konfiguration einer Verstärkungseinheit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9008613D0 (en) * 1990-04-17 1990-06-13 Marconi Gec Ltd Reducing interference in r.f.signals
US5889823A (en) * 1995-12-13 1999-03-30 Lucent Technologies Inc. Method and apparatus for compensation of linear or nonlinear intersymbol interference and noise correlation in magnetic recording channels
FI106675B (sv) 1998-01-30 2001-03-15 Nokia Networks Oy Förfarande för datakommunikation och radiosystem
US6091361A (en) * 1998-05-12 2000-07-18 Davis; Dennis W. Method and apparatus for joint space-time array signal processing
US6470192B1 (en) * 1999-08-16 2002-10-22 Telefonaktiebolaget Lm Ericcson (Publ) Method of an apparatus for beam reduction and combining in a radio communications system
US6763074B1 (en) * 2000-11-08 2004-07-13 Skyworks Solutions, Inc. Adaptive configurable demodulation system with multiple operating modes

Also Published As

Publication number Publication date
SE521246C2 (sv) 2003-10-14
DE60224037D1 (de) 2008-01-24
CN1515103B (zh) 2012-09-26
SE0102077D0 (sv) 2001-06-12
US20040156448A1 (en) 2004-08-12
EP1396129A1 (en) 2004-03-10
CN1515103A (zh) 2004-07-21
EP1396129B1 (en) 2007-12-12
US7421261B2 (en) 2008-09-02
ATE381186T1 (de) 2007-12-15
WO2002102008A1 (en) 2002-12-19

Similar Documents

Publication Publication Date Title
DE60224037D1 (de) Blinddetektion
US6525993B2 (en) Speaker direction detection circuit and speaker direction detection method used in this circuit
Nunn et al. Best-known autocorrelation peak sidelobe levels for binary codes of length 71 to 105
AU2003262998A1 (en) Signal search procedure for a position determination system
ATE268494T1 (de) Adaptiver sprachsignalfilter
US20030097257A1 (en) Sound signal process method, sound signal processing apparatus and speech recognizer
ATE435530T1 (de) Verfahren un vorrichtung zur kodephasennachführung
DE69628915D1 (de) Verfahren zur schätzung der signal-und rauschqualität und empfänger
TW200644420A (en) Apparatus and methods for adaptive trip point detection
JP2010112995A (ja) 通話音声処理装置、通話音声処理方法およびプログラム
GB2381689B (en) Method and apparatus for filtering noise from a digital image
DE602005016413D1 (de) Mpfängerfrequenzfehlers bei der rauschschätzungsverarbeitung
EP1255411A3 (en) Tone Relay
DE60026521D1 (de) Verfahren und vorrichtung zur schätzung einer signalcharakteristik
JP2008135933A (ja) 音声強調処理システム
EP1257146A3 (en) Method and system of sound processing
CA2402511A1 (en) Double-talk and path change detection using a matrix of correlation coefficients
SE0101174D0 (sv) Brusmodulerad fjärrinmätning
EP1280282A3 (en) Apparatus and method for measuring SIR in a Rake-receiver
ATE369904T1 (de) Verfahren und vorrichtung zur nassreinigung
WO2007011452A3 (en) An apparatus and method for obtaining a device signal value using a ternary search process
ATE445303T1 (de) Schätzung einer signalverzögerung
WO2003039161A3 (en) Method and apparatus for motion estimation in a sequence of digital images
JP4348924B2 (ja) エコーキャンセラ装置及びそれに用いるエコーキャンセラ方法
JP2002315089A (ja) 話者方向検出回路

Legal Events

Date Code Title Description
NUG Patent has lapsed