ATE545208T1 - Störungsschätzung in kodemultiplexvielfachzugriffssystemen unter verwendung von alternativen verwürfelungskoden - Google Patents

Störungsschätzung in kodemultiplexvielfachzugriffssystemen unter verwendung von alternativen verwürfelungskoden

Info

Publication number
ATE545208T1
ATE545208T1 AT04797499T AT04797499T ATE545208T1 AT E545208 T1 ATE545208 T1 AT E545208T1 AT 04797499 T AT04797499 T AT 04797499T AT 04797499 T AT04797499 T AT 04797499T AT E545208 T1 ATE545208 T1 AT E545208T1
Authority
AT
Austria
Prior art keywords
estimation
dpch
alternative
code
codes
Prior art date
Application number
AT04797499T
Other languages
English (en)
Inventor
Johan Nilsson
Torgny Palenius
Bengt Lindoff
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 ATE545208T1 publication Critical patent/ATE545208T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • H04B2201/70709—Efficiency-related aspects with discontinuous detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
AT04797499T 2003-11-04 2004-11-01 Störungsschätzung in kodemultiplexvielfachzugriffssystemen unter verwendung von alternativen verwürfelungskoden ATE545208T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/700,855 US7822155B2 (en) 2003-11-04 2003-11-04 Interference estimation in CDMA systems using alternative scrambling codes
PCT/EP2004/012251 WO2005046073A1 (en) 2003-11-04 2004-11-01 Interference estimation in cdma systems using alternative scrambling codes

Publications (1)

Publication Number Publication Date
ATE545208T1 true ATE545208T1 (de) 2012-02-15

Family

ID=34551304

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04797499T ATE545208T1 (de) 2003-11-04 2004-11-01 Störungsschätzung in kodemultiplexvielfachzugriffssystemen unter verwendung von alternativen verwürfelungskoden

Country Status (5)

Country Link
US (1) US7822155B2 (de)
EP (1) EP1680868B1 (de)
JP (1) JP4557982B2 (de)
AT (1) ATE545208T1 (de)
WO (1) WO2005046073A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005518212A (ja) 2002-02-25 2005-06-23 ジェネンテック・インコーポレーテッド 新規な１型サイトカインレセプターｇｌｍ−ｒ
US7551597B2 (en) 2004-05-06 2009-06-23 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatus for fast downlink information of uplink out-of-synchronization
ATE474381T1 (de) * 2004-12-20 2010-07-15 Ericsson Telefon Ab L M Verfahren und vorrichtung zur sendeleistungsregelung
US7555074B2 (en) * 2005-02-01 2009-06-30 Telefonaktiebolaget L M Ericsson (Publ) Interference estimation in the presence of frequency errors
US7751510B2 (en) * 2005-07-26 2010-07-06 Qualcomm Incorporated Simplified channel and interference estimation with dedicated pilot tones for OFDMA
US8218517B2 (en) * 2006-02-28 2012-07-10 Broadcom Corporation Method and apparatus for dual frequency timing acquisition for compressed WCDMA communication networks
KR101395435B1 (ko) * 2006-04-12 2014-05-14 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) 서로 다른 스크램블링 코드를 갖는 무선 통신 시스템에서의 전력 레벨 제어
US7706329B2 (en) * 2006-10-24 2010-04-27 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for compressed mode handling in a dual receiver user equipment (UE)
US7929591B2 (en) * 2006-10-25 2011-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for multiple scrambling code impairment compensation
US8094554B2 (en) 2006-10-26 2012-01-10 Qualcomm Incorporated Compressed mode operation and power control with discontinuous transmission and/or reception
US8781043B2 (en) * 2006-11-15 2014-07-15 Qualcomm Incorporated Successive equalization and cancellation and successive mini multi-user detection for wireless communication
US8009777B2 (en) * 2007-06-15 2011-08-30 Icera, Inc. Processing data in a digital communications system
US8259599B2 (en) * 2008-02-13 2012-09-04 Qualcomm Incorporated Systems and methods for distributed beamforming based on carrier-to-caused interference
WO2011063567A1 (en) 2009-11-27 2011-06-03 Qualcomm Incorporated Interference cancellation for non-orthogonal channel sets
US9319111B2 (en) * 2011-01-17 2016-04-19 Optis Wireless Technology, Llc Code allocation for uplink MIMO
US8792407B2 (en) 2012-02-21 2014-07-29 Qualcomm Incorporated Wireless communication device power reduction method and apparatus
WO2013127056A1 (en) * 2012-02-27 2013-09-06 Qualcomm Incorporated Estimation of interference power for secondary scrambling code
US9078266B2 (en) * 2012-10-11 2015-07-07 Qualcomm Incorporated Devices and methods for facilitating discontinuous transmission on access terminals
US9161308B2 (en) 2013-08-26 2015-10-13 Qualcomm Incorporated Devices and methods for facilitating autonomous discontinuous transmission in access terminals
US12244446B2 (en) * 2020-12-14 2025-03-04 Telefonaktiebolaget Lm Ericsson (Publ) Transform for communication symbols

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US5305349A (en) * 1993-04-29 1994-04-19 Ericsson Ge Mobile Communications Inc. Quantized coherent rake receiver
CN1092454C (zh) * 1994-02-04 2002-10-09 Ntt移动通信网株式会社 一种移动通信系统及其中的无线电信道分配方法
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US5852630A (en) * 1997-07-17 1998-12-22 Globespan Semiconductor, Inc. Method and apparatus for a RADSL transceiver warm start activation procedure with precoding
US6363104B1 (en) * 1998-10-02 2002-03-26 Ericsson Inc. Method and apparatus for interference cancellation in a rake receiver
US6373878B1 (en) * 1998-11-02 2002-04-16 Telefonaktiebolaget Lm Ericsson (Publ) Using a fast AGC as part of SIR calculation
JP2000261412A (ja) 1999-03-06 2000-09-22 Matsushita Electric Ind Co Ltd 干渉信号除去装置
US6922434B2 (en) * 1999-10-19 2005-07-26 Ericsson Inc. Apparatus and methods for finger delay selection in RAKE receivers
EP1176730A1 (de) 2000-07-26 2002-01-30 Motorola, Inc. Störungsschätzung in einem Kommunikationssystem
CN1132357C (zh) 2000-08-21 2003-12-24 华为技术有限公司 一种信号干扰比的测量方法及装置
GB0031841D0 (en) * 2000-12-29 2001-02-14 Nokia Networks Oy Interference power estimation for adaptive antenna system
ATE297613T1 (de) 2001-04-24 2005-06-15 Nokia Corp Verfahren und einrichtung zum abschätzen des störabstandes eines signals
EP1271982A1 (de) * 2001-06-19 2003-01-02 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren zur Zuteilung sekundärer Verschlüsselungscodes
US7010017B2 (en) * 2002-01-30 2006-03-07 Qualcomm Inc. Receiver noise estimation
US6888814B2 (en) * 2002-02-20 2005-05-03 Interdigital Technology Corporation Code allocation based on cross code correlation
US20060154633A1 (en) * 2003-01-29 2006-07-13 Hai Wang Uplink sinr estimation
US7251497B2 (en) * 2003-12-31 2007-07-31 Infineon Technologies Ag Signal-to-interference ratio estimation for CDMA

Also Published As

Publication number Publication date
JP4557982B2 (ja) 2010-10-06
US20050094816A1 (en) 2005-05-05
JP2007510341A (ja) 2007-04-19
WO2005046073A1 (en) 2005-05-19
EP1680868A1 (de) 2006-07-19
EP1680868B1 (de) 2012-02-08
US7822155B2 (en) 2010-10-26

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