DE60035367D1 - Sucher mit programmierbarem signalangepasstem filter zum suchen nach mehreren pilotsignalen - Google Patents

Sucher mit programmierbarem signalangepasstem filter zum suchen nach mehreren pilotsignalen

Info

Publication number
DE60035367D1
DE60035367D1 DE60035367T DE60035367T DE60035367D1 DE 60035367 D1 DE60035367 D1 DE 60035367D1 DE 60035367 T DE60035367 T DE 60035367T DE 60035367 T DE60035367 T DE 60035367T DE 60035367 D1 DE60035367 D1 DE 60035367D1
Authority
DE
Germany
Prior art keywords
searching
searcher
search
ability
allows
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
DE60035367T
Other languages
English (en)
Other versions
DE60035367T2 (de
Inventor
Gilbert C Sih
Ian Fevrier
Inyup Kang
Christopher Patrick
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE60035367D1 publication Critical patent/DE60035367D1/de
Publication of DE60035367T2 publication Critical patent/DE60035367T2/de
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
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/15—Correlation function computation including computation of convolution operations
    • 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
    • H04B2201/7071—Efficiency-related aspects with dynamic control of receiver resources
    • H04B2201/70711—Efficiency-related aspects with dynamic control of receiver resources with modular structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computational Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Complex Calculations (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Electrotherapy Devices (AREA)
DE60035367T 1999-12-21 2000-12-20 Sucher mit programmierbarem signalangepasstem filter zum suchen nach mehreren pilotsignalen Expired - Lifetime DE60035367T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US468556 1990-01-23
US09/468,556 US6480529B1 (en) 1999-12-21 1999-12-21 Programmable matched filter searcher for multiple pilot searching
PCT/US2000/034774 WO2001047135A1 (en) 1999-12-21 2000-12-20 Programmable matched filter searcher for multiple pilot searching

Publications (2)

Publication Number Publication Date
DE60035367D1 true DE60035367D1 (de) 2007-08-09
DE60035367T2 DE60035367T2 (de) 2008-02-28

Family

ID=23860283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60035367T Expired - Lifetime DE60035367T2 (de) 1999-12-21 2000-12-20 Sucher mit programmierbarem signalangepasstem filter zum suchen nach mehreren pilotsignalen

Country Status (16)

Country Link
US (1) US6480529B1 (de)
EP (1) EP1240722B1 (de)
JP (1) JP4763205B2 (de)
KR (1) KR20020062345A (de)
CN (1) CN1190017C (de)
AT (1) ATE366001T1 (de)
AU (1) AU2285101A (de)
BR (1) BR0016532A (de)
CA (1) CA2393509A1 (de)
DE (1) DE60035367T2 (de)
ES (1) ES2287043T3 (de)
HK (1) HK1052595B (de)
IL (1) IL149947A0 (de)
MX (1) MXPA02006219A (de)
RU (1) RU2254680C2 (de)
WO (1) WO2001047135A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6324159B1 (en) * 1998-05-06 2001-11-27 Sirius Communications N.V. Method and apparatus for code division multiple access communication with increased capacity through self-noise reduction
US7372888B1 (en) * 1999-05-10 2008-05-13 Agilent Technologies Inc. Method and apparatus for software reconfigurable communication transmission/reception and navigation signal reception
EP1175734A1 (de) * 1999-05-10 2002-01-30 Sirius Communications N.V. Verfahren und vorrichtung für hochgeschwindigkeits-cdma-kommunikation, die mittels software rekonfigurierbar ist
US7327779B1 (en) 1999-07-23 2008-02-05 Agilent Technologies, Inc. Method and apparatus for high-speed software reconfigurable code division multiple access communication
JP2001345738A (ja) * 2000-06-06 2001-12-14 Sony Corp 同期検出装置
KR100488078B1 (ko) * 2000-12-21 2005-05-09 엘지전자 주식회사 이동 통신 시스템 수신단의 파일럿 신호 검색기 및 방법
DE10108413A1 (de) * 2001-02-21 2002-09-19 Philips Corp Intellectual Pty Empfangsverfahren bei einem Mobiltelefon mit Mehrfachcodeempfang und Mobiltelefon
US7139305B2 (en) 2001-08-02 2006-11-21 Infineon Technologies Ag Configurable terminal engine
US7756085B2 (en) * 2001-11-20 2010-07-13 Qualcomm Incorporated Steps one and three W-CDMA and multi-mode searching
KR100426621B1 (ko) * 2001-12-20 2004-04-13 한국전자통신연구원 단말기의 프리엠블 신호를 탐색하는 작은 창 프리엠블탐색 장치 및 그 방법
US7738533B2 (en) * 2002-01-07 2010-06-15 Qualcomm Incorporated Multiplexed CDMA and GPS searching
EP1441449A1 (de) * 2003-01-27 2004-07-28 Agilent Technologies, Inc. - a Delaware corporation - Programmierbarer Erfassungsmodul für einen CDMA-basierten Multistandard-Empfänger
KR100546318B1 (ko) * 2003-02-22 2006-01-26 삼성전자주식회사 서로 다른 통신모드를 지원하는 듀얼 모드 모뎀의 통합 셀탐색기
US7026928B1 (en) 2003-03-21 2006-04-11 Realty Times Portable personal security system
EP1680686A1 (de) 2003-09-02 2006-07-19 Sirf Technology, Inc. Signalverarbeitungssystem für satellitenpositionierungssignale
US8138972B2 (en) * 2003-09-02 2012-03-20 Csr Technology Inc. Signal processing system for satellite positioning signals
CN1902957B (zh) * 2003-11-26 2010-10-06 高通股份有限公司 用于使用网络信息计算移动台的位置估计的方法和装置
CN1940589B (zh) * 2005-09-30 2010-04-21 凌阳科技股份有限公司 一种全球卫星定位系统的数据位同步的方法及系统
US7917798B2 (en) 2005-10-04 2011-03-29 Hypres, Inc. Superconducting digital phase rotator
KR101043689B1 (ko) * 2007-10-29 2011-06-24 주식회사 텔에이스 Ｇｐｓ를 위한 초기 동기 신호의 획득 방법 및 장치
US8292543B2 (en) * 2008-04-28 2012-10-23 Waste Management, Inc. Multi-planar gas recovery bioreactor
JP5360693B2 (ja) * 2009-01-15 2013-12-04 日本電気株式会社 無線通信システムにおける同期処理回路、同期処理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5577025A (en) * 1995-06-30 1996-11-19 Qualcomm Incorporated Signal acquisition in a multi-user communication system using multiple walsh channels
ES2206601T5 (es) * 1995-10-09 2011-06-06 Snaptrack, Inc. Sistema combinado de posicionamiento gps y de comunicaciones utilizando circuitos compartidos.
CA2667772C (en) * 1995-10-09 2012-07-31 Norman F. Krasner Gps receiver and method for processing gps signals
US5715276A (en) * 1996-08-22 1998-02-03 Golden Bridge Technology, Inc. Symbol-matched filter having a low silicon and power requirement
US6363105B1 (en) * 1998-02-17 2002-03-26 Ericsson Inc. Flexible sliding correlator for direct sequence spread spectrum systems

Also Published As

Publication number Publication date
DE60035367T2 (de) 2008-02-28
MXPA02006219A (es) 2003-01-28
CN1413392A (zh) 2003-04-23
EP1240722A1 (de) 2002-09-18
ES2287043T3 (es) 2007-12-16
BR0016532A (pt) 2002-12-24
EP1240722B1 (de) 2007-06-27
JP2003518807A (ja) 2003-06-10
US6480529B1 (en) 2002-11-12
CN1190017C (zh) 2005-02-16
RU2002119421A (ru) 2004-01-20
HK1052595A1 (en) 2003-09-19
WO2001047135A1 (en) 2001-06-28
JP4763205B2 (ja) 2011-08-31
RU2254680C2 (ru) 2005-06-20
IL149947A0 (en) 2002-11-10
CA2393509A1 (en) 2001-06-28
HK1052595B (zh) 2005-09-09
ATE366001T1 (de) 2007-07-15
AU2285101A (en) 2001-07-03
KR20020062345A (ko) 2002-07-25

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