DE19882318T1 - Verfahren und System zur Vermeidung einer Kommunikationsstörung in CDMA-Systemen - Google Patents

Verfahren und System zur Vermeidung einer Kommunikationsstörung in CDMA-Systemen

Info

Publication number
DE19882318T1
DE19882318T1 DE19882318T DE19882318T DE19882318T1 DE 19882318 T1 DE19882318 T1 DE 19882318T1 DE 19882318 T DE19882318 T DE 19882318T DE 19882318 T DE19882318 T DE 19882318T DE 19882318 T1 DE19882318 T1 DE 19882318T1
Authority
DE
Germany
Prior art keywords
cdma systems
communication interference
avoiding communication
avoiding
interference
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.)
Ceased
Application number
DE19882318T
Other languages
English (en)
Inventor
Samir Alami
Kim Chang
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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
Priority claimed from US09/041,148 external-priority patent/US6233247B1/en
Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of DE19882318T1 publication Critical patent/DE19882318T1/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • 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
    • 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
    • H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
DE19882318T 1997-04-14 1998-04-14 Verfahren und System zur Vermeidung einer Kommunikationsstörung in CDMA-Systemen Ceased DE19882318T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4354697P 1997-04-14 1997-04-14
US09/041,148 US6233247B1 (en) 1998-03-12 1998-03-12 Method and system for avoiding communication failure in CDMA systems
PCT/US1998/007433 WO1998047238A2 (en) 1997-04-14 1998-04-14 Method and system for avoiding communication failure in cdma systems

Publications (1)

Publication Number Publication Date
DE19882318T1 true DE19882318T1 (de) 2000-04-13

Family

ID=26717846

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882318T Ceased DE19882318T1 (de) 1997-04-14 1998-04-14 Verfahren und System zur Vermeidung einer Kommunikationsstörung in CDMA-Systemen

Country Status (5)

Country Link
EP (1) EP0983701A2 (de)
AU (1) AU6969598A (de)
CA (1) CA2287243A1 (de)
DE (1) DE19882318T1 (de)
WO (1) WO1998047238A2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040160906A1 (en) 2002-06-21 2004-08-19 Aware, Inc. Multicarrier transmission system with low power sleep mode and rapid-on capability
US6625200B1 (en) * 1999-01-25 2003-09-23 Ericsson Inc. Multi-stage CDMA synchronization with parallel execution
US6925067B2 (en) * 1999-04-23 2005-08-02 Qualcomm, Incorporated Configuration of overhead channels in a mixed bandwidth system
US6961369B1 (en) 1999-11-09 2005-11-01 Aware, Inc. System and method for scrambling the phase of the carriers in a multicarrier communications system
EP1755253B1 (de) 2000-01-07 2011-07-13 Aware, Inc. Diagnostisches Verfahren und Sender/Empfänger für Mehrträgermodems
CA2461320C (en) 2001-10-05 2011-10-25 Aware, Inc. Systems and methods for multi-pair atm over dsl
US7437165B2 (en) * 2003-06-30 2008-10-14 Lucent Technologies Inc. Method of applying hashing algorithms in a wireless communication system
CA2555757C (en) 2004-03-03 2015-01-20 Aware, Inc. Impulse noise management
CA2876137C (en) 2004-09-25 2016-09-13 Tq Delta, Llc Crc counter normalization
WO2006044227A1 (en) 2004-10-12 2006-04-27 Aware, Inc. Resource sharing in a telecommunications environment
JP2008517535A (ja) 2004-10-15 2008-05-22 アウェア， インコーポレイテッド インパルス雑音の存在におけるｄｍｔ記号繰り返し
KR20140036046A (ko) 2006-04-12 2014-03-24 티큐 델타, 엘엘씨 패킷 재전송 및 메모리 공유

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993023963A1 (en) * 1992-05-08 1993-11-25 Motorola Inc. Method and circuit for selecting tuning of a radio receiver
US5577022A (en) * 1994-11-22 1996-11-19 Qualcomm Incorporated Pilot signal searching technique for a cellular communications system
DE69534333T2 (de) * 1994-11-22 2006-05-24 Ntt Mobile Communications Network Inc. Steuerkanal-Suchverfahren in einer mobilen Station
US5577025A (en) * 1995-06-30 1996-11-19 Qualcomm Incorporated Signal acquisition in a multi-user communication system using multiple walsh channels
US5606548A (en) * 1996-04-16 1997-02-25 Nokia Mobile Phones Limited Mobile terminal having improved digital control channel (DCCH) search procedure

Also Published As

Publication number Publication date
AU6969598A (en) 1998-11-11
WO1998047238A3 (en) 1999-01-21
WO1998047238A2 (en) 1998-10-22
CA2287243A1 (en) 1998-10-22
EP0983701A2 (de) 2000-03-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection