FR2789534B1 - Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications - Google Patents

Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications

Info

Publication number
FR2789534B1
FR2789534B1 FR9901295A FR9901295A FR2789534B1 FR 2789534 B1 FR2789534 B1 FR 2789534B1 FR 9901295 A FR9901295 A FR 9901295A FR 9901295 A FR9901295 A FR 9901295A FR 2789534 B1 FR2789534 B1 FR 2789534B1
Authority
FR
France
Prior art keywords
estimating
signal
radio communication
noise ratio
received
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 - Fee Related
Application number
FR9901295A
Other languages
English (en)
Other versions
FR2789534A1 (fr
Inventor
Cedric Lapaille
Guillaume Calot
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.)
Alcatel CIT SA
Alcatel Lucent SAS
Original Assignee
Alcatel CIT SA
Alcatel SA
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 Alcatel CIT SA, Alcatel SA filed Critical Alcatel CIT SA
Priority to FR9901295A priority Critical patent/FR2789534B1/fr
Priority to DE69901532T priority patent/DE69901532T2/de
Priority to EP99402123A priority patent/EP1026843B1/fr
Priority to AT99402123T priority patent/ATE218019T1/de
Priority to US09/393,458 priority patent/US6539214B1/en
Priority to JP2000007428A priority patent/JP4521913B2/ja
Priority to TW089101013A priority patent/TW453053B/zh
Priority to AU13576/00A priority patent/AU1357600A/en
Priority to BR0000220-8A priority patent/BR0000220A/pt
Priority to IDP20000071A priority patent/ID24780A/id
Priority to KR1020000005427A priority patent/KR20000076605A/ko
Priority to CN00101993A priority patent/CN1263387A/zh
Publication of FR2789534A1 publication Critical patent/FR2789534A1/fr
Application granted granted Critical
Publication of FR2789534B1 publication Critical patent/FR2789534B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • 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
    • H04J11/005—Interference mitigation or co-ordination of intercell 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
    • H04B2201/70702—Intercell-related aspects

Landscapes

  • Computer Networks & Wireless Communication (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Noise Elimination (AREA)
  • Dc Digital Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Analogue/Digital Conversion (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Radio Transmission System (AREA)
  • Manipulation Of Pulses (AREA)
FR9901295A 1999-02-04 1999-02-04 Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications Expired - Fee Related FR2789534B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR9901295A FR2789534B1 (fr) 1999-02-04 1999-02-04 Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications
DE69901532T DE69901532T2 (de) 1999-02-04 1999-08-26 Verfahren zur Schätzung des Signal-Rausch-Verhältnisses von einem digitalen Signal
EP99402123A EP1026843B1 (fr) 1999-02-04 1999-08-26 Procédé d'estimation du rapport signal à bruit d'un signal numérique
AT99402123T ATE218019T1 (de) 1999-02-04 1999-08-26 Verfahren zur schätzung des signal-rausch- verhältnisses von einem digitalen signal
US09/393,458 US6539214B1 (en) 1999-02-04 1999-09-10 Method of estimating the signal to noise ratio of a digital signal received by a radiocommunications receiver
JP2000007428A JP4521913B2 (ja) 1999-02-04 2000-01-17 無線通信受信機によって受信されるディジタル信号の信号対雑音比を推定する方法
TW089101013A TW453053B (en) 1999-02-04 2000-01-21 Method of estimating the signal to noise ratio of a digital signal received by a radio communications receiver
AU13576/00A AU1357600A (en) 1999-02-04 2000-01-25 method of estimating the signal to noise ratio of a digital signal recieved by a radiocommunications reciever
BR0000220-8A BR0000220A (pt) 1999-02-04 2000-01-28 Processo de estimativa da relação sinal/ruìdo de um sinal numérico recebido por um receptor de radiocomucações
IDP20000071A ID24780A (id) 1999-02-04 2000-02-01 Metode etimasi perbandingan sinyal terhadap derau pada sinyal digital yang diterima oleh penerima telekomunikasi radio
KR1020000005427A KR20000076605A (ko) 1999-02-04 2000-02-03 무선 통신 수신기에 의해 수신된 디지탈 신호의 신호 대잡음비 추정 방법
CN00101993A CN1263387A (zh) 1999-02-04 2000-02-04 估算接收到的数字信号的信噪比的方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9901295A FR2789534B1 (fr) 1999-02-04 1999-02-04 Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications

Publications (2)

Publication Number Publication Date
FR2789534A1 FR2789534A1 (fr) 2000-08-11
FR2789534B1 true FR2789534B1 (fr) 2001-06-08

Family

ID=9541596

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9901295A Expired - Fee Related FR2789534B1 (fr) 1999-02-04 1999-02-04 Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications

Country Status (12)

Country Link
US (1) US6539214B1 (fr)
EP (1) EP1026843B1 (fr)
JP (1) JP4521913B2 (fr)
KR (1) KR20000076605A (fr)
CN (1) CN1263387A (fr)
AT (1) ATE218019T1 (fr)
AU (1) AU1357600A (fr)
BR (1) BR0000220A (fr)
DE (1) DE69901532T2 (fr)
FR (1) FR2789534B1 (fr)
ID (1) ID24780A (fr)
TW (1) TW453053B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2789534B1 (fr) * 1999-02-04 2001-06-08 Cit Alcatel Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications
ATE546904T1 (de) * 1999-09-17 2012-03-15 Ericsson Telefon Ab L M Verfahren und vorrichtung zur schätzung des restlärmes in einem signal und mobiltelephon, welches dieses verfahren verwendet
KR20030085745A (ko) * 2002-05-01 2003-11-07 엘지전자 주식회사 이동통신시스템에서의 잡음전력 추정방법
US8121536B2 (en) * 2002-07-23 2012-02-21 Qualcomm Incorporated Noise compensation in satellite communications
KR100522604B1 (ko) * 2003-05-27 2005-10-20 삼성전자주식회사 다중 주파수 네트워크 방송 시스템에서의 채널 관리 방법및 장치
GB2404822B (en) * 2003-08-07 2007-07-11 Ipwireless Inc Method and arrangement for noise variance and sir estimation
CN100448183C (zh) * 2004-06-07 2008-12-31 东南大学 一种用于瑞利信道的校正均值在线信噪比估计方法
CN101640572B (zh) * 2008-07-18 2015-01-28 美满电子科技(上海)有限公司 信噪比测量方法和装置以及通信设备

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5418849A (en) * 1988-12-21 1995-05-23 Siemens Telecomunicazioni S.P.A. Procedure and device for adaptive digital cancellation of the echo generated in telephone connections with time-variant characteristics
JPH05211670A (ja) * 1992-01-14 1993-08-20 Nec Corp 搬送波電力対雑音電力比検出回路
US5297161A (en) * 1992-06-29 1994-03-22 Motorola Inc. Method and apparatus for power estimation in an orthogonal coded communication system
JP3457357B2 (ja) * 1993-07-23 2003-10-14 株式会社日立製作所 スペクトル拡散通信システム、送信電力制御方法、移動端末装置及び基地局
US5463662A (en) * 1994-04-08 1995-10-31 Echelon Corporation Apparatus and method for reducing errors in data caused by noise through use of blanking
JP2751840B2 (ja) * 1994-09-12 1998-05-18 日本電気株式会社 信号検出装置
US5506869A (en) * 1994-10-27 1996-04-09 Northern Telecom Limited Methods and apparatus for estimating carrier-to-interference ratios at cellular radio base stations
JPH08256102A (ja) * 1995-01-19 1996-10-01 Sony Corp セルラーシステム
US5799005A (en) * 1996-04-30 1998-08-25 Qualcomm Incorporated System and method for determining received pilot power and path loss in a CDMA communication system
JPH10108249A (ja) * 1996-09-26 1998-04-24 Nippon Telegr & Teleph Corp <Ntt> 送信電力制御方式及び送信電力制御方法
US6122260A (en) * 1996-12-16 2000-09-19 Civil Telecommunications, Inc. Smart antenna CDMA wireless communication system
JPH10190497A (ja) * 1996-12-27 1998-07-21 Fujitsu Ltd Ｓｉｒ測定装置
US5842114A (en) * 1997-02-12 1998-11-24 Interdigital Technology Corporation Global channel power control to minimize spillover in a wireless communication environment
US6104933A (en) * 1997-06-23 2000-08-15 Telefonaktiebolaget Lm Ericsson Method and apparatus for control of base stations in macro diversity radio systems
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
FR2789534B1 (fr) * 1999-02-04 2001-06-08 Cit Alcatel Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications

Also Published As

Publication number Publication date
TW453053B (en) 2001-09-01
CN1263387A (zh) 2000-08-16
US6539214B1 (en) 2003-03-25
BR0000220A (pt) 2000-12-05
JP4521913B2 (ja) 2010-08-11
ID24780A (id) 2000-08-10
ATE218019T1 (de) 2002-06-15
AU1357600A (en) 2000-08-10
DE69901532T2 (de) 2003-01-09
FR2789534A1 (fr) 2000-08-11
JP2000295140A (ja) 2000-10-20
KR20000076605A (ko) 2000-12-26
EP1026843A1 (fr) 2000-08-09
EP1026843B1 (fr) 2002-05-22
DE69901532D1 (de) 2002-06-27

Similar Documents

Publication Publication Date Title
US6178193B1 (en) Spread spectrum receiver and transmission power control method
CN1054489C (zh) 双模式通信网络
US6212405B1 (en) Extended range concentric cell base station
WO2004102616A3 (fr) Procede de transfert sans coupure et avec moins de coupures dans des reseaux d&#39;acces multiple par repartition de code en duplex a repartition dans le temps (amrc-drt)
US7046654B2 (en) Efficient radio reception method for automatic frequency planning
RU97113483A (ru) Способ и устройство для подавления шума в системе связи
DE69916499D1 (de) Automechanische verstärkungsregelung für zeitrasterbetrieb
SE0001628D0 (sv) Förfarande och anordning för spårning av en kommunikationssignal i ett trådlöst kommunikationssystem
ES8707831A1 (es) Sistema para la transmision analambrica de senales multiples de informacion.
CA2582173A1 (fr) Dispositif et methode de commande d&#39;alimentation adaptative pour systeme de communication a etalement du spectre
MX9302150A (es) Entrega auxiliada por movil utilizando acceso multiple de division de codigo.
WO2004015877A3 (fr) Procede pour creer et utiliser une diversite dans un systeme de communication a porteuses multiples
CA2351407A1 (fr) Mise a jour de la position d&#39;une unite mobile sans fil a l&#39;aide de mesures de distance entre ladite unite mobile et l&#39;infrastructure
DE60239926D1 (de) Leistungsregelung für punkt-zu-mehrpunktdienste in kommunikationssystemen
NO20060630L (no) Fremgangsmate og system hvor tidsvinduer allokert til felles kontrollkanaler kan bli brukt om igjen til brukertrafikk
EP2088812A3 (fr) Procédé de génération et de transmission de codes ID de cellule optimale
US6304759B1 (en) Method for extending the range of a wireless communication system
FR2789534B1 (fr) Procede d&#39;estimation du rapport signal a bruit d&#39;un signal numerique recu par un recepteur de radiocommunications
EP1088412B1 (fr) Techniques et systemes de synchronisation de trames
EP0865710B1 (fr) Systeme de communication presentant un emetteur-recepteur de station de base et des unites de radiocommunication
WO1997005717A1 (fr) Appareil et procede de determination du debit dans des systemes de communication a debit variable par tout ou rien
WO2004013976A3 (fr) Procede et station mobile pouvant signaler des signaux multivoies sur la base d&#39;une fenetre d&#39;etat
WO1997021316A9 (fr) Systeme de communication presentant un emetteur-recepteur de station de base et des unites de radiocommunication
WO1999057932A3 (fr) Procede de mesure de la synchronisation d&#39;un signal, et systeme radio
EP1365522A3 (fr) Appareil et procédé pour la communication montante de données

Legal Events

Date Code Title Description
CD Change of name or company name
PLFP Fee payment

Year of fee payment: 17

ST Notification of lapse

Effective date: 20161028