ATE495615T1 - Vorverzerrung für eine umts-basisstation - Google Patents

Vorverzerrung für eine umts-basisstation

Info

Publication number
ATE495615T1
ATE495615T1 AT03753813T AT03753813T ATE495615T1 AT E495615 T1 ATE495615 T1 AT E495615T1 AT 03753813 T AT03753813 T AT 03753813T AT 03753813 T AT03753813 T AT 03753813T AT E495615 T1 ATE495615 T1 AT E495615T1
Authority
AT
Austria
Prior art keywords
filter
providing
channel
ideality
filtering
Prior art date
Application number
AT03753813T
Other languages
English (en)
Inventor
Paul Howard
Original Assignee
Wireless Tech Solutions Llc
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 Wireless Tech Solutions Llc filed Critical Wireless Tech Solutions Llc
Application granted granted Critical
Publication of ATE495615T1 publication Critical patent/ATE495615T1/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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03401—PSK

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Filters And Equalizers (AREA)
AT03753813T 2002-10-18 2003-10-20 Vorverzerrung für eine umts-basisstation ATE495615T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0224297A GB2394390B (en) 2002-10-18 2002-10-18 Arrangement and method for RF filter
PCT/GB2003/004506 WO2004036857A1 (en) 2002-10-18 2003-10-20 Pre-equalistion for umts base station

Publications (1)

Publication Number Publication Date
ATE495615T1 true ATE495615T1 (de) 2011-01-15

Family

ID=9946163

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03753813T ATE495615T1 (de) 2002-10-18 2003-10-20 Vorverzerrung für eine umts-basisstation

Country Status (9)

Country Link
US (2) US7738593B2 (de)
EP (1) EP1557018B1 (de)
JP (1) JP4697935B2 (de)
AT (1) ATE495615T1 (de)
AU (1) AU2003271974A1 (de)
DE (1) DE60335729D1 (de)
ES (1) ES2362393T3 (de)
GB (1) GB2394390B (de)
WO (1) WO2004036857A1 (de)

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GB2394623B (en) 2002-10-24 2006-08-30 Ipwireless Inc Method and arrangement for channel estimation in a wireless communication system
US7936851B2 (en) * 2004-02-20 2011-05-03 Nokia Corporation Channel equalization
US20050226345A1 (en) * 2004-03-31 2005-10-13 Interdigital Technology Corporation Apparatus for reducing channel interference between proximate wireless communication units
US7751470B2 (en) * 2005-02-07 2010-07-06 Tektronix, Inc. Time correlation of signal power to distortion characteristics
GB2431073B (en) * 2005-10-10 2008-05-14 Ipwireless Inc Cellular communication system and method for co-existence of dissimilar systems
US20070184862A1 (en) * 2006-02-09 2007-08-09 M/A-Com, Inc. Estimating time delays in a simulcast communication system
US7944969B2 (en) * 2007-01-05 2011-05-17 Freescale Semiconductor, Inc. Method and system for sampling video data
FR2925798A1 (fr) * 2007-12-21 2009-06-26 France Telecom Procede de pre-egalisation d'un signal de donnees par retournement temporel
WO2009093396A1 (ja) * 2008-01-25 2009-07-30 Nec Corporation 非線形歪補償回路、送信回路、及び非線形歪補償方法
US8169993B2 (en) * 2008-04-16 2012-05-01 Anritsu Company Method and apparatus to estimate wireless base station signal quality over the air
EP2427991B1 (de) * 2009-05-07 2018-04-18 Orange Fdd-zeitumkehr verwendendes vorentzerrungsverfahren
US8792396B2 (en) * 2009-05-07 2014-07-29 France Telecom Method of pre-equalizing a data signal by time reversal in FDD
WO2011047497A1 (en) * 2009-10-19 2011-04-28 Telefonaktiebolaget L M Ericsson (Publ) Method of and equalizer for equalizing a radio frequency filter
CN102098025B (zh) * 2009-12-11 2013-09-18 电信科学技术研究院 一种级联滤波器的设计方法及设计装置
US20130015914A1 (en) * 2011-07-12 2013-01-17 Mediatek Inc. Signal transmitting methods and transmitters using the same
US20140241412A1 (en) * 2013-02-28 2014-08-28 Samsung Electronics Co., Ltd. Wireless communication system with interference cancellation mechanism and method of operation thereof
WO2015062544A1 (en) 2013-11-04 2015-05-07 Zte Corporation Adaptive pre-equalization in optical communications
US10698095B1 (en) * 2014-10-17 2020-06-30 California Institute Of Technology Systems and methods and performing offset IQ modulation
US11942899B2 (en) 2021-06-18 2024-03-26 Qorvo Us, Inc. Envelope tracking voltage correction in a transmission circuit
US11533068B1 (en) * 2021-08-31 2022-12-20 Texas Instruments Incorporated Low intermediate frequency transmitter
US20230082415A1 (en) * 2021-09-16 2023-03-16 Qorvo Us, Inc. Phase and amplitude error correction in a transmission circuit
US11962338B2 (en) 2021-09-16 2024-04-16 Qorvo Us, Inc. Equalization filter calibration in a transceiver circuit
US11906992B2 (en) 2021-09-16 2024-02-20 Qorvo Us, Inc. Distributed power management circuit
US20230080621A1 (en) * 2021-09-16 2023-03-16 Qorvo Us, Inc. Phase and amplitude error correction in a transmission circuit

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DE10134590A1 (de) * 2001-07-17 2003-01-30 Siemens Ag Verfahren sowie Vorrichtung zur Positionsbestimmung von Teilnehmergeräten eines Funkkommunikationssytems mit Hilfe von zusätzlichen Positionselementen
US6968183B2 (en) * 2001-11-02 2005-11-22 Telefonaktiebolaget Lm Ericsson (Publ) Determining a multi-module dependent parameter at a telecommunication node
GB2394390B (en) * 2002-10-18 2005-07-06 Ipwireless Inc Arrangement and method for RF filter
GB2394623B (en) 2002-10-24 2006-08-30 Ipwireless Inc Method and arrangement for channel estimation in a wireless communication system

Also Published As

Publication number Publication date
US20100298030A1 (en) 2010-11-25
GB2394390A (en) 2004-04-21
DE60335729D1 (de) 2011-02-24
GB0224297D0 (en) 2002-11-27
JP2007527630A (ja) 2007-09-27
US7738593B2 (en) 2010-06-15
US8514973B2 (en) 2013-08-20
EP1557018B1 (de) 2011-01-12
US20060209881A1 (en) 2006-09-21
EP1557018A1 (de) 2005-07-27
ES2362393T3 (es) 2011-07-04
GB2394390B (en) 2005-07-06
JP4697935B2 (ja) 2011-06-08
WO2004036857A1 (en) 2004-04-29
AU2003271974A1 (en) 2004-05-04

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