ATE283591T1 - Taktauswahlverfahren und entsprechender basisbandkombinierer - Google Patents

Taktauswahlverfahren und entsprechender basisbandkombinierer

Info

Publication number
ATE283591T1
ATE283591T1 AT02290390T AT02290390T ATE283591T1 AT E283591 T1 ATE283591 T1 AT E283591T1 AT 02290390 T AT02290390 T AT 02290390T AT 02290390 T AT02290390 T AT 02290390T AT E283591 T1 ATE283591 T1 AT E283591T1
Authority
AT
Austria
Prior art keywords
signal
selection method
diversity
clock selection
baseband combiner
Prior art date
Application number
AT02290390T
Other languages
English (en)
Inventor
Morena Ferrario
Roberto Pellizzoni
Roberto Valtolina
Arnaldo Spalvieri
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of ATE283591T1 publication Critical patent/ATE283591T1/de

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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
    • H04B7/0845—Weighted combining per branch equalization, e.g. by an FIR-filter or RAKE receiver per antenna branch
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H04L7/0083—Receiver details taking measures against momentary loss of synchronisation, e.g. inhibiting the synchronisation, using idle words or using redundant clocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
    • H04L7/0335—Gardner detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Selective Calling Equipment (AREA)
  • Transmitters (AREA)
  • Stereo-Broadcasting Methods (AREA)
AT02290390T 2001-03-23 2002-02-19 Taktauswahlverfahren und entsprechender basisbandkombinierer ATE283591T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001MI000615A ITMI20010615A1 (it) 2001-03-23 2001-03-23 Metodo per la selezione del segnale di sincronismo in un combinatore in bande base e relativo combinatore in banda base

Publications (1)

Publication Number Publication Date
ATE283591T1 true ATE283591T1 (de) 2004-12-15

Family

ID=11447346

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02290390T ATE283591T1 (de) 2001-03-23 2002-02-19 Taktauswahlverfahren und entsprechender basisbandkombinierer

Country Status (5)

Country Link
US (1) US7035362B2 (de)
EP (1) EP1244245B1 (de)
AT (1) ATE283591T1 (de)
DE (1) DE60202009T2 (de)
IT (1) ITMI20010615A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8848671B2 (en) * 2011-08-09 2014-09-30 Motorola Mobility Llc Apparatus and method of using CDMA architecture for 3GPP2 compliant transceivers

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879664A (en) * 1973-05-07 1975-04-22 Signatron High speed digital communication receiver
JPH04150320A (ja) * 1990-10-11 1992-05-22 Nec Corp ダイバシティ受信装置
GB2271249B (en) * 1992-03-02 1995-11-01 Motorola Inc Clock recovery method and apparatus in a diversity receiver
JP2511370B2 (ja) * 1993-02-26 1996-06-26 富士通株式会社 受信回路
JP3286885B2 (ja) * 1995-11-07 2002-05-27 三菱電機株式会社 タイミング再生手段及びダイバーシティ通信装置
JPH1013254A (ja) * 1996-06-20 1998-01-16 Saitama Nippon Denki Kk 遅延検波合成ダイバーシチ回路
JP3464606B2 (ja) * 1998-03-31 2003-11-10 松下電器産業株式会社 無線通信装置及び無線通信方法
JP3554207B2 (ja) * 1998-11-10 2004-08-18 松下電器産業株式会社 無線通信装置及び無線通信方法
IT1313297B1 (it) * 1999-09-28 2002-07-17 Cit Alcatel Equalizzazione adattiva aiutata dai dati ed indipendente dalla faseper sistemi di trasmissione dati.
JP3805205B2 (ja) * 2000-04-06 2006-08-02 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａセルラ方式における通信品質測定方法およびその装置

Also Published As

Publication number Publication date
EP1244245A1 (de) 2002-09-25
DE60202009T2 (de) 2006-03-02
US7035362B2 (en) 2006-04-25
ITMI20010615A1 (it) 2002-09-23
US20020163982A1 (en) 2002-11-07
EP1244245B1 (de) 2004-11-24
ITMI20010615A0 (it) 2001-03-23
DE60202009D1 (de) 2004-12-30

Similar Documents

Publication Publication Date Title
AU2001275988A1 (en) Method and apparatus for processing a modulated signal using an equalizer and a rake receiver
EP2296279A3 (de) Taktrückgewinnungsschaltung mit wählbarer Phasenregelung
CA2380264A1 (en) Method and apparatus for reducing frame error rate
WO2002027958A3 (en) Method and apparatus for processing paging indicator bits transmitted on a quick paging channel
MY124888A (en) Baseband processors and methods and systems for decoding a received signal having a transmitter or channel induced coupling between bits
FI20000820A7 (fi) Kanavakorjaimen optimointi
WO2003056741A3 (en) Apparatus and method for a low-rate data transmission mode over a power line
FI965244A0 (fi) Monipolkuhäiriöiden kompensointi pilottisymboleja käyttäen
JP2006042390A5 (de)
CA2348542A1 (en) Variable loop gain in double loop power control systems
EP1041691A3 (de) Optische Übertragungsschaltung mit Halbleiterlaser
ATE355669T1 (de) Empfänger zur rückgewinnung von in einem seriellen kommunikationskanal kodierten daten
DE60205650D1 (de) Zf-basierter adaptiver asynchroner empfänger
CA2405481A1 (en) Enhanced slice prediction feedback
WO2005006574A3 (en) Method, apparatus and system for use in determining pilot-to-data power ratio in wireless communication
WO2002009315A1 (fr) Appareil recepteur et procede de reception pour communication radio
MXPA03009272A (es) Un sistema de rastreo de fase.
CA2460315A1 (en) Turbo decoding apparatus and method
AU2001237489A1 (en) Method and device for estimating channel propagation
CN1893403B (zh) 信道估算处理模块及消除接收信号中主要干扰信号的方法
ATE268079T1 (de) Verfahren und einrichtung zur entzerrung und dekodierung eines datensignals
DE60202009D1 (de) Taktauswahlverfahren und entsprechender Basisbandkombinierer
ATE266287T1 (de) Quadraturmodulator mit programmierbarer pulsformung
EP1244216A3 (de) ÜberabtastendeTaktrückgewinnungsschaltung für sowohl hochratige als auch niederratige Daten
DE50213939D1 (de) Empfangsschaltung zum Empfang von Nachrichtensignalen

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties