DE60034774D1 - Kodereservierung zur interferenzmessung in einem cdma radioübertragungssystem - Google Patents

Kodereservierung zur interferenzmessung in einem cdma radioübertragungssystem

Info

Publication number
DE60034774D1
DE60034774D1 DE60034774T DE60034774T DE60034774D1 DE 60034774 D1 DE60034774 D1 DE 60034774D1 DE 60034774 T DE60034774 T DE 60034774T DE 60034774 T DE60034774 T DE 60034774T DE 60034774 D1 DE60034774 D1 DE 60034774D1
Authority
DE
Germany
Prior art keywords
received signal
interference measurement
transmission system
radio transmission
code
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60034774T
Other languages
English (en)
Inventor
Torgny Palenius
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE60034774D1 publication Critical patent/DE60034774D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0044—OVSF [orthogonal variable spreading factor]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H04J13/18—Allocation of orthogonal codes
    • H04J13/20—Allocation of orthogonal codes having an orthogonal variable spreading factor [OVSF]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Transmitters (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Details Of Aerials (AREA)
  • Eye Examination Apparatus (AREA)
DE60034774T 1999-03-19 2000-03-17 Kodereservierung zur interferenzmessung in einem cdma radioübertragungssystem Expired - Lifetime DE60034774D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12524699P 1999-03-19 1999-03-19
US09/525,898 US7151761B1 (en) 1999-03-19 2000-03-15 Code reservation for interference measurement in a CDMA radiocommunication system
PCT/SE2000/000550 WO2000057654A2 (en) 1999-03-19 2000-03-17 Code reservation for interference measurement in a cdma radiocommunication system

Publications (1)

Publication Number Publication Date
DE60034774D1 true DE60034774D1 (de) 2007-06-21

Family

ID=26823403

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60034774T Expired - Lifetime DE60034774D1 (de) 1999-03-19 2000-03-17 Kodereservierung zur interferenzmessung in einem cdma radioübertragungssystem

Country Status (9)

Country Link
US (1) US7151761B1 (de)
EP (1) EP1166481B1 (de)
JP (1) JP2002540686A (de)
CN (1) CN1175604C (de)
AT (1) ATE362243T1 (de)
AU (1) AU3992900A (de)
DE (1) DE60034774D1 (de)
MY (1) MY124199A (de)
WO (1) WO2000057654A2 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100340070C (zh) * 2000-02-04 2007-09-26 交互数字技术公司 下行链路中的多用户检测确定信道化码的方法和装置
SE522539C2 (sv) * 2000-09-07 2004-02-17 Telia Ab Förfarande och arrangemang för estimering av signal/ störförhållandet i ett CDMA-kommunikationssystem
US9130810B2 (en) 2000-09-13 2015-09-08 Qualcomm Incorporated OFDM communications methods and apparatus
US7295509B2 (en) 2000-09-13 2007-11-13 Qualcomm, Incorporated Signaling method in an OFDM multiple access system
JP2002118537A (ja) * 2000-10-11 2002-04-19 Clarion Co Ltd Ｃｄｍを用いた伝送システムの符号多重化方法
US6977915B2 (en) * 2001-01-30 2005-12-20 Nortel Networks Limited Method and system for controlling device transmit power in a wireless communication network
US7254170B2 (en) * 2002-11-06 2007-08-07 Qualcomm Incorporated Noise and channel estimation using low spreading factors
EP1710927B1 (de) * 2002-11-06 2012-06-13 Qualcomm Incorporated Rausch- und Kanalschätzung mittels kurzen Spreizfaktoren
EP1590911A4 (de) * 2003-01-29 2008-05-28 Ericsson Telefon Ab L M Aufwärtsstrecken sinr-schätzung
GB2404822B (en) * 2003-08-07 2007-07-11 Ipwireless Inc Method and arrangement for noise variance and sir estimation
US9148256B2 (en) 2004-07-21 2015-09-29 Qualcomm Incorporated Performance based rank prediction for MIMO design
US9137822B2 (en) 2004-07-21 2015-09-15 Qualcomm Incorporated Efficient signaling over access channel
US9246560B2 (en) 2005-03-10 2016-01-26 Qualcomm Incorporated Systems and methods for beamforming and rate control in a multi-input multi-output communication systems
US9154211B2 (en) 2005-03-11 2015-10-06 Qualcomm Incorporated Systems and methods for beamforming feedback in multi antenna communication systems
US8446892B2 (en) 2005-03-16 2013-05-21 Qualcomm Incorporated Channel structures for a quasi-orthogonal multiple-access communication system
US9143305B2 (en) 2005-03-17 2015-09-22 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9461859B2 (en) 2005-03-17 2016-10-04 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9520972B2 (en) 2005-03-17 2016-12-13 Qualcomm Incorporated Pilot signal transmission for an orthogonal frequency division wireless communication system
US9184870B2 (en) 2005-04-01 2015-11-10 Qualcomm Incorporated Systems and methods for control channel signaling
US9408220B2 (en) 2005-04-19 2016-08-02 Qualcomm Incorporated Channel quality reporting for adaptive sectorization
US9036538B2 (en) 2005-04-19 2015-05-19 Qualcomm Incorporated Frequency hopping design for single carrier FDMA systems
US8879511B2 (en) 2005-10-27 2014-11-04 Qualcomm Incorporated Assignment acknowledgement for a wireless communication system
US8611284B2 (en) 2005-05-31 2013-12-17 Qualcomm Incorporated Use of supplemental assignments to decrement resources
US8565194B2 (en) * 2005-10-27 2013-10-22 Qualcomm Incorporated Puncturing signaling channel for a wireless communication system
US8462859B2 (en) 2005-06-01 2013-06-11 Qualcomm Incorporated Sphere decoding apparatus
US9179319B2 (en) 2005-06-16 2015-11-03 Qualcomm Incorporated Adaptive sectorization in cellular systems
US8599945B2 (en) 2005-06-16 2013-12-03 Qualcomm Incorporated Robust rank prediction for a MIMO system
US8885628B2 (en) 2005-08-08 2014-11-11 Qualcomm Incorporated Code division multiplexing in a single-carrier frequency division multiple access system
US20070041457A1 (en) 2005-08-22 2007-02-22 Tamer Kadous Method and apparatus for providing antenna diversity in a wireless communication system
US9209956B2 (en) 2005-08-22 2015-12-08 Qualcomm Incorporated Segment sensitive scheduling
US8644292B2 (en) 2005-08-24 2014-02-04 Qualcomm Incorporated Varied transmission time intervals for wireless communication system
US9136974B2 (en) 2005-08-30 2015-09-15 Qualcomm Incorporated Precoding and SDMA support
US9225488B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Shared signaling channel
US8693405B2 (en) 2005-10-27 2014-04-08 Qualcomm Incorporated SDMA resource management
US8045512B2 (en) 2005-10-27 2011-10-25 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US9144060B2 (en) 2005-10-27 2015-09-22 Qualcomm Incorporated Resource allocation for shared signaling channels
US8477684B2 (en) 2005-10-27 2013-07-02 Qualcomm Incorporated Acknowledgement of control messages in a wireless communication system
US9210651B2 (en) 2005-10-27 2015-12-08 Qualcomm Incorporated Method and apparatus for bootstraping information in a communication system
US9225416B2 (en) 2005-10-27 2015-12-29 Qualcomm Incorporated Varied signaling channels for a reverse link in a wireless communication system
US9088384B2 (en) 2005-10-27 2015-07-21 Qualcomm Incorporated Pilot symbol transmission in wireless communication systems
US9172453B2 (en) 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US8582509B2 (en) 2005-10-27 2013-11-12 Qualcomm Incorporated Scalable frequency band operation in wireless communication systems
US8582548B2 (en) 2005-11-18 2013-11-12 Qualcomm Incorporated Frequency division multiple access schemes for wireless communication
US8831607B2 (en) 2006-01-05 2014-09-09 Qualcomm Incorporated Reverse link other sector communication
JP5109707B2 (ja) * 2008-02-19 2012-12-26 コニカミノルタビジネステクノロジーズ株式会社 定着装置及び画像形成装置
CN101986744B (zh) * 2009-07-29 2013-03-20 中兴通讯股份有限公司 一种长期演进系统中信号检测的方法及装置
EP2617145A4 (de) * 2010-09-14 2015-03-11 Nokia Corp Messung und meldung von interferenzen für gerät-zu-gerät-kommunikation in einem kommunikationssystem
EP2633636B1 (de) * 2010-10-29 2017-11-08 Telefonaktiebolaget LM Ericsson (publ) Kontrolle der selbststörungsunterdrückung bei einer relais station
CN104754720B (zh) * 2013-12-31 2018-03-30 联芯科技有限公司 一种调整agc的方法和装置
DE102014115527B4 (de) * 2014-10-24 2021-12-30 Intel Corporation Erfassung von aktiven Spreizcodes und Modulationsschemata
US9900792B2 (en) 2016-01-05 2018-02-20 The Johns Hopkins University Aggregate radio interference modeling and simulation platform

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960012086B1 (ko) * 1991-11-11 1996-09-12 모토로라 인코포레이티드 셀룰러 통신 시스템의 무선 통신 링크에서의 간섭을 감소시키기 위한 방법 및 장치
EP0565507A3 (en) * 1992-04-10 1994-11-30 Ericsson Ge Mobile Communicat Power control for random access call set-up in a mobile telephone system
JP2802870B2 (ja) * 1993-03-10 1998-09-24 エヌ・ティ・ティ移動通信網株式会社 符号分割多重移動通信機及び符号分割多重移動通信のセル選択方法
CA2127616C (en) * 1993-07-16 1999-02-09 Osamu Kato Mobile communication unit
JP3354016B2 (ja) 1994-10-20 2002-12-09 株式会社リコー 無線ネットワーク通信方式
US5784406A (en) * 1995-06-29 1998-07-21 Qualcom Incorporated Method and apparatus for objectively characterizing communications link quality
US5805584A (en) 1996-02-23 1998-09-08 L-3 Communications Corporation Multi-user acquisition procedure for point-to-multipoint synchronous CDMA systems
JPH104390A (ja) * 1996-06-17 1998-01-06 Nec Corp 無線折り返し試験方法および無線折り返し試験方式
DE19646371A1 (de) * 1996-11-09 1998-05-14 Bosch Gmbh Robert Verfahren und Anordnung zum Verbessern der Übertragungsqualität in einem Punkt-zu-Mehrpunkt Funkübertragungssystem
US6137991A (en) * 1996-12-19 2000-10-24 Ericsson Telefon Ab L M Estimating downlink interference in a cellular communications system
FI109735B (fi) * 1997-02-28 2002-09-30 Nokia Corp Vastaanottomenetelmä ja vastaanotin
US6097957A (en) * 1997-11-14 2000-08-01 Motorola, Inc. Radiotelephone service planning system and method for determining a best server for a communication connection
US6118767A (en) * 1997-11-19 2000-09-12 Metawave Communications Corporation Interference control for CDMA networks using a plurality of narrow antenna beams and an estimation of the number of users/remote signals present
US6023462A (en) 1997-12-10 2000-02-08 L-3 Communications Corporation Fixed wireless loop system that ranks non-assigned PN codes to reduce interference
US6700881B1 (en) * 1998-03-02 2004-03-02 Samsung Electronics Co., Ltd. Rate control device and method for CDMA communication system
KR100293943B1 (ko) * 1998-03-31 2001-07-12 윤종용 코드분할다중접속셀룰라시스템의시험호동기확보방법
US6542484B1 (en) * 1998-05-15 2003-04-01 Telefonaktiebolaget Lm Ericsson (Publ) Code allocation for radiocommunication systems
KR100318959B1 (ko) 1998-07-07 2002-04-22 윤종용 부호분할다중접속통신시스템의서로다른부호간의간섭을제거하는장치및방법
US6490454B1 (en) * 1998-08-07 2002-12-03 Telefonaktiebolaget Lm Ericsson (Publ) Downlink observed time difference measurements
JP3149399B2 (ja) 1998-09-24 2001-03-26 松下電器産業株式会社 Ｃｄｍａ基地局装置及びコード割当方法

Also Published As

Publication number Publication date
US7151761B1 (en) 2006-12-19
EP1166481B1 (de) 2007-05-09
MY124199A (en) 2006-06-30
CN1344451A (zh) 2002-04-10
CN1175604C (zh) 2004-11-10
WO2000057654A3 (en) 2000-12-28
WO2000057654A2 (en) 2000-09-28
AU3992900A (en) 2000-10-09
JP2002540686A (ja) 2002-11-26
ATE362243T1 (de) 2007-06-15
EP1166481A2 (de) 2002-01-02

Similar Documents

Publication Publication Date Title
ATE362243T1 (de) Kodereservierung zur interferenzmessung in einem cdma radioübertragungssystem
CY1106333T1 (el) Συσκευη και μεθοδος εκχωρησης καναλιου για κοινο καναλι πακετων σε ενα συστημα κινητης επικοινωνιας wcdma
ATE371347T1 (de) Verfahren und anordnung zur aufrechterhaltung der synchronisation beim zurücksetzen einer kommunikationsverbindung
DE60225187D1 (de) Verfahren zur unterscheidung von sichtlinien (los) von nicht-sichtlinien (nlos) in einem cdma-mobilkommunikationssystem
ATE281715T1 (de) Verfahren und system zur reduzierung der pilotsuchzeit mit hilfe der mobilstation lokalisierungs-information
ATE482595T1 (de) System und verfahren zur ortsbestimmung eines drahtlosen cdma senders/empfängers
NO20070112L (no) Kansellering av pilot- og uonskede trafikksignaler i et CDMA-system
DE60239277D1 (de) Verfahren zur zuweisung von walsh-raum in einem kommunikationssystem
DE60207281D1 (de) Verfahren und vorrichtung zur bestätigung eines empfangs eines datenpakets in einem cdma-kommunikationssystem
FI20012559A0 (fi) Menetelmä uudelleentahdistumisen suorittamiseksi sijainninmääritysvastaanottimessa ja elektroniikkalaite
WO2002043354A3 (en) Asymmetric orthogonal codes for wireless system receivers with multiplication-free correlators
ATE458322T1 (de) Verfahren zur erzielung einer grossen kapazität eines scdma-spreizkommunikationssystems
DE69904957D1 (de) Positionsbestimmung mit geringem speicherplatz
AR003155A1 (es) Procedimiento y dispositivo para la reduccion de perturbaciones en el canal comun en un sistema radiofonico estructurado en celulas
DE602004021491D1 (de) Verfahren zur abwicklung einer automatischen verbindungseinleitung und systembestimmung auf mehrfach-netzwerk-mobileinrichtungen
ATE278265T1 (de) Verfahren und anordnung zur drahtlosen informationsübertragung zwischen einer basisstation und einer vielzahl von sensoren
ATE439022T1 (de) Verfahren zur paging-anzeigenden kanalübertragung in einem cdma-mobilkommunikationssystem
NO20005553D0 (no) FremgangsmÕte for mÕling av signaltid, samt radiosystem
DE60130133D1 (de) Verfahren und gerät zur schätzung des energiepegels eines funksignals
DE50202907D1 (de) Verfahren zur Bestimmung der Störleistung in einem CDMA-Funkempfänger
ATE467886T1 (de) System und verfahren zur geographischen cdma- lokalisierung
DE60130102D1 (de) Empfänger für Funksignale mit Mitteln zur Korrektur der Mehrwegeffekte und Verfahren
EP1058401A3 (de) Kodezuteilung in einem drahtlosen CDMA System
EP1039653A3 (de) Vorrichtung und Verfahren zu Empfang und Entspreizung von DS-CDMA-Signalen

Legal Events

Date Code Title Description
8332 No legal effect for de