ATE480911T1 - Auf determinanten basierende synchronisationstechniken und -systeme - Google Patents

Auf determinanten basierende synchronisationstechniken und -systeme

Info

Publication number
ATE480911T1
ATE480911T1 AT01983054T AT01983054T ATE480911T1 AT E480911 T1 ATE480911 T1 AT E480911T1 AT 01983054 T AT01983054 T AT 01983054T AT 01983054 T AT01983054 T AT 01983054T AT E480911 T1 ATE480911 T1 AT E480911T1
Authority
AT
Austria
Prior art keywords
determinant
systems
based synchronization
synchronization techniques
initial time
Prior art date
Application number
AT01983054T
Other languages
English (en)
Inventor
Lars Lindbom
Ingemar Johansson
Henrik Sahlin
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 ATE480911T1 publication Critical patent/ATE480911T1/de

Links

Classifications

    • 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
    • H04L25/0212—Channel estimation of impulse response
    • H04L25/0216—Channel estimation of impulse response with estimation of channel length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • 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
    • H04B7/0802—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 antenna selection
    • H04B7/0805—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 antenna selection with single receiver and antenna switching
    • 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
    • H04B7/084—Equal gain combining, only phase adjustments
    • 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
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0004—Initialisation of the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Radio Transmission System (AREA)
AT01983054T 2000-11-22 2001-11-13 Auf determinanten basierende synchronisationstechniken und -systeme ATE480911T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/717,007 US6847690B1 (en) 2000-11-22 2000-11-22 Determinant-based synchronization techniques and systems
PCT/SE2001/002528 WO2002043270A2 (en) 2000-11-22 2001-11-13 Determinant-based synchronization techniques and systems

Publications (1)

Publication Number Publication Date
ATE480911T1 true ATE480911T1 (de) 2010-09-15

Family

ID=24880343

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01983054T ATE480911T1 (de) 2000-11-22 2001-11-13 Auf determinanten basierende synchronisationstechniken und -systeme

Country Status (6)

Country Link
US (1) US6847690B1 (de)
EP (1) EP1336261B1 (de)
AT (1) ATE480911T1 (de)
AU (1) AU2002214509A1 (de)
DE (1) DE60143050D1 (de)
WO (1) WO2002043270A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7394873B2 (en) 2002-12-18 2008-07-01 Intel Corporation Adaptive channel estimation for orthogonal frequency division multiplexing systems or the like
EP1531590A1 (de) * 2003-11-11 2005-05-18 STMicroelectronics Belgium N.V. Verfahren und Vorrichtung zur Kanalentzerrung unter Verwendung einer Schätzung der Länge der Kanalimpulsantwort
DE102004005047B3 (de) * 2004-01-30 2005-10-20 Kronotec Ag Verfahren und Einrichtung zum Einbringen eines die Feder einer Platte bildenden Streifens
US8000420B2 (en) * 2005-06-24 2011-08-16 Telefonaktiebolaget L M Ericsson (Publ) System and method of joint synchronization and noise covariance estimation
CN109150364B (zh) * 2017-06-28 2020-01-31 展讯通信（上海）有限公司 移动终端及其干扰噪声估计方法、计算机可读存储介质
US20230266434A1 (en) * 2020-07-10 2023-08-24 Telefonaktiebolaget Lm Ericsson (Publ) Network-Based Co-Existence Operations Involving a Radar-Enabled User Equipment
CN115843337A (zh) * 2020-07-10 2023-03-24 瑞典爱立信有限公司 涉及启用雷达的用户设备和其他用户设备的共存操作
WO2022008065A1 (en) 2020-07-10 2022-01-13 Telefonaktiebolaget Lm Ericsson (Publ) Co-existence operations involving a radar-enabled user equipment and radio network nodes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE465597B (sv) 1990-02-16 1991-09-30 Ericsson Telefon Ab L M Foerfarande att reducera inverkan av faedning hos en viterbimottagare med minst tvaa antenner
SE469678B (sv) 1992-01-13 1993-08-16 Ericsson Telefon Ab L M Saett foer synkronisering och kanalestimering i tdma- radiosystem
US5581580A (en) 1993-05-20 1996-12-03 Telefonaktiebolaget Lm Ericsson Low complexity model based channel estimation algorithm for fading channels
US5680419A (en) 1994-08-02 1997-10-21 Ericsson Inc. Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems
US5706314A (en) 1995-01-04 1998-01-06 Hughes Electronics Joint maximum likelihood channel and timing error estimation
JP3013763B2 (ja) 1995-08-25 2000-02-28 日本電気株式会社 キャリア同期ユニット
US6084862A (en) * 1997-09-26 2000-07-04 Telefonaktiebolaget Lm Ericsson Time dispersion measurement in radio communications systems
US6449320B1 (en) * 1999-07-02 2002-09-10 Telefonaktiebolaget Lm Ericsson (Publ) Equalization with DC-offset compensation
MY133723A (en) 1999-09-17 2007-11-30 Ericsson Telefon Ab L M "apparatus and method for substantially eliminating a near-channel interfering amplitude modulated signal"
US6603823B1 (en) * 1999-11-12 2003-08-05 Intel Corporation Channel estimator

Also Published As

Publication number Publication date
WO2002043270A2 (en) 2002-05-30
WO2002043270A3 (en) 2002-07-18
EP1336261A2 (de) 2003-08-20
US6847690B1 (en) 2005-01-25
DE60143050D1 (de) 2010-10-21
EP1336261B1 (de) 2010-09-08
AU2002214509A1 (en) 2002-06-03

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Legal Events

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