FR2816142B1 - Procede et appareil d'identification d'un groupe de codes et de synchronisation pour un systeme ds-cdma - Google Patents

Procede et appareil d'identification d'un groupe de codes et de synchronisation pour un systeme ds-cdma

Info

Publication number
FR2816142B1
FR2816142B1 FR0107080A FR0107080A FR2816142B1 FR 2816142 B1 FR2816142 B1 FR 2816142B1 FR 0107080 A FR0107080 A FR 0107080A FR 0107080 A FR0107080 A FR 0107080A FR 2816142 B1 FR2816142 B1 FR 2816142B1
Authority
FR
France
Prior art keywords
codes
synchronization
identifying
group
cdma system
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
FR0107080A
Other languages
English (en)
Other versions
FR2816142A1 (fr
Inventor
Hui Ming Wang
Ju Chun Wu
Ching Hong Lin
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.)
Industrial Technology Research Institute ITRI
Original Assignee
Industrial Technology Research Institute ITRI
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 Industrial Technology Research Institute ITRI filed Critical Industrial Technology Research Institute ITRI
Publication of FR2816142A1 publication Critical patent/FR2816142A1/fr
Application granted granted Critical
Publication of FR2816142B1 publication Critical patent/FR2816142B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70751—Synchronisation aspects with code phase acquisition using partial detection
    • H04B1/70752—Partial correlation
    • 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
    • H04B1/7073—Synchronisation aspects
    • H04B1/70735—Code identification
    • 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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/708—Parallel implementation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FR0107080A 2000-10-30 2001-05-30 Procede et appareil d'identification d'un groupe de codes et de synchronisation pour un systeme ds-cdma Expired - Lifetime FR2816142B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89122777A TW490981B (en) 2000-10-30 2000-10-30 Method and device for code group identification and frame boundary synchronization

Publications (2)

Publication Number Publication Date
FR2816142A1 FR2816142A1 (fr) 2002-05-03
FR2816142B1 true FR2816142B1 (fr) 2004-10-22

Family

ID=21661719

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0107080A Expired - Lifetime FR2816142B1 (fr) 2000-10-30 2001-05-30 Procede et appareil d'identification d'un groupe de codes et de synchronisation pour un systeme ds-cdma

Country Status (4)

Country Link
DE (1) DE10110708C2 (fr)
FR (1) FR2816142B1 (fr)
GB (1) GB2368753B (fr)
TW (1) TW490981B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100622149B1 (ko) 2004-11-25 2006-09-19 주식회사 팬택 비동기 방식 광대역 부호분할다중접속 시스템에서의코드그룹 획득 장치 및 방법
KR100614745B1 (ko) * 2004-12-29 2006-08-21 에스케이텔레콤 주식회사 수신 다이버시티를 이용한 비동기 방식 광역 부호분할다중접속 시스템에서의 코드 그룹 획득 방법 및 장치
US7965759B2 (en) 2005-10-28 2011-06-21 Qualcomm Incorporated Synchronization codes for wireless communication
US8116354B2 (en) 2008-06-13 2012-02-14 Mediatek Inc. Sync detection device and method for GNSS

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2323751B (en) * 1994-07-01 1998-12-16 Motorola Inc Method and apparatus for establishing a communication link
US6144649A (en) * 1997-02-27 2000-11-07 Motorola, Inc. Method and apparatus for acquiring a pilot signal in a CDMA receiver
US5991330A (en) * 1997-06-27 1999-11-23 Telefonaktiebolaget L M Ericsson (Pub1) Mobile Station synchronization within a spread spectrum communication systems
US6185244B1 (en) * 1997-08-29 2001-02-06 Telefonaktiebolaget Lm Ericsson Cell searching in a CDMA communications system
WO2000057569A1 (fr) * 1999-03-22 2000-09-28 Texas Instruments Incorporated Procede et circuit d'acquisition de code pseudo-aleatoire a multi-etages
CA2507751C (fr) * 1999-05-28 2007-05-22 Interdigital Technology Corporation Procedure de recherche en cellule pour systemes duplex a repartition dans le temps utilisant un acces multiple par repartition de code

Also Published As

Publication number Publication date
GB0105872D0 (en) 2001-04-25
GB2368753A (en) 2002-05-08
GB2368753B (en) 2002-12-31
FR2816142A1 (fr) 2002-05-03
DE10110708C2 (de) 2003-07-31
DE10110708A1 (de) 2002-05-16
TW490981B (en) 2002-06-11

Similar Documents

Publication Publication Date Title
FR2808214B1 (fr) Methode et systeme pour stimuler un coeur de mammifere
FR2845799B1 (fr) Systeme et methode de recherche d'information produit comprenant un terminal portable
FR2743967B1 (fr) Procede et dispositif de synchronisation temporelle d'un recepteur d'un signal multiporteuse
HK1062061A1 (en) Method of replicating information from a source system at a target system
FR2773793B1 (fr) Procede et systeme pour separer un glycol de courants de glycol/saumure
FR2820853B1 (fr) Procede et systeme de telepaiement
DE69731749D1 (de) Verfahren und vorrichtung zur synchronisation von zeitmarkierungen
FR2771193B1 (fr) Appareil de commande d'un systeme et procede de mise en oeuvre d'un tel appareil de commande
FR2808335B1 (fr) Methode et systeme de synchronisation des elements d'un dispositif sismique utilisant un reseau de transmission standard et une reference temporelle externe
GB2326796B (en) Method and apparatus for implementing automatic number identification system for DAA
FR2808211B1 (fr) Methode et systeme pour mettre en oeuvre un dispositif medical implantable
FR2776094B1 (fr) Procede et systeme de lecture multiple d'un ensemble d'etiquettes portant des codes d'identification distincts
DE69820036D1 (de) System und verfahren zur datenverbindung synchronisation
FR2792430B1 (fr) Systeme et procede pour surveiller des appareils de formation d'image
FR2776096B1 (fr) Procede et systeme de lecture d'un ensemble dynamique d'etiquettes portant des codes d'identification distincts
FR2786968B1 (fr) Appareil et methode permettant de recevoir des informations, systeme permettant de recevoir des informations, appareil et methode permettant d'emettre des informations et systeme permettant d'emettre et de recevoir des informations
GB9915880D0 (en) Optical target and apparatus and method for automatic identification thereof
IL159116A0 (en) Method and apparatus for searching time-division multiplexed synchronization sequences
FR2770921B1 (fr) Procede de simulation d'un systeme d'extraction
FR2854292B1 (fr) Procede de synchronisation temporelle et frequentielle d'un terminal multimode
FR2816142B1 (fr) Procede et appareil d'identification d'un groupe de codes et de synchronisation pour un systeme ds-cdma
DE50011771D1 (de) Verfahren und vorrichtung zur synchronisation von daten-übertragungseinrichtungen
FR2763766B1 (fr) Procede et dispositif de mise en oeuvre d'un systeme a ondelette noye reversible
FR2836767B1 (fr) Terminal multimode et procede de synchronisation d'un tel terminal
FR2720559B1 (fr) Dispositif de synchronisation pour un système d'alimentation sécurisé.

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

PLFP Fee payment

Year of fee payment: 18

PLFP Fee payment

Year of fee payment: 19

PLFP Fee payment

Year of fee payment: 20