ATE257291T1 - Signalangepasstes filter unter verwendung von vorgegebener kombinationen im zeitmultiplex- verfahren - Google Patents

Signalangepasstes filter unter verwendung von vorgegebener kombinationen im zeitmultiplex- verfahren

Info

Publication number
ATE257291T1
ATE257291T1 AT00938161T AT00938161T ATE257291T1 AT E257291 T1 ATE257291 T1 AT E257291T1 AT 00938161 T AT00938161 T AT 00938161T AT 00938161 T AT00938161 T AT 00938161T AT E257291 T1 ATE257291 T1 AT E257291T1
Authority
AT
Austria
Prior art keywords
precombinations
time multiplex
signal adapted
multiplex method
adapted filter
Prior art date
Application number
AT00938161T
Other languages
English (en)
Inventor
Paul W Dent
Clarence V Roberts
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of ATE257291T1 publication Critical patent/ATE257291T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0254—Matched filters
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Picture Signal Circuits (AREA)
  • Stereophonic System (AREA)
  • Networks Using Active Elements (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT00938161T 1999-07-01 2000-06-07 Signalangepasstes filter unter verwendung von vorgegebener kombinationen im zeitmultiplex- verfahren ATE257291T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/345,409 US6567483B1 (en) 1997-11-11 1999-07-01 Matched filter using time-multiplexed precombinations
PCT/US2000/015508 WO2001003293A1 (en) 1999-07-01 2000-06-07 Matched filter using time-multiplexed precombinations

Publications (1)

Publication Number Publication Date
ATE257291T1 true ATE257291T1 (de) 2004-01-15

Family

ID=23354923

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00938161T ATE257291T1 (de) 1999-07-01 2000-06-07 Signalangepasstes filter unter verwendung von vorgegebener kombinationen im zeitmultiplex- verfahren

Country Status (9)

Country Link
US (1) US6567483B1 (de)
EP (1) EP1195007B1 (de)
JP (1) JP2003504908A (de)
CN (1) CN1365539A (de)
AT (1) ATE257291T1 (de)
AU (1) AU5324100A (de)
DE (1) DE60009759T2 (de)
MY (1) MY125241A (de)
WO (1) WO2001003293A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US7321735B1 (en) 1998-10-21 2008-01-22 Parkervision, Inc. Optical down-converter using universal frequency translation technology
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6813485B2 (en) * 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6873836B1 (en) 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7110435B1 (en) * 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7082171B1 (en) 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
US7103095B2 (en) * 2000-03-06 2006-09-05 Texas Instruments Incorporated Spread spectrum code correlator
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7554508B2 (en) 2000-06-09 2009-06-30 Parker Vision, Inc. Phased array antenna applications on universal frequency translation
US6801569B1 (en) * 2000-06-22 2004-10-05 Golden Bridge Technology Inc. Digital matched filter bank for othogonal signal set
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7010559B2 (en) * 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US6928105B2 (en) * 2001-05-03 2005-08-09 Agere Systems Inc. Vector tree correlator for variable spreading rates
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7321640B2 (en) 2002-06-07 2008-01-22 Parkervision, Inc. Active polyphase inverter filter for quadrature signal generation
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7503327B2 (en) 2003-04-10 2009-03-17 Resmed Limited Mask with integral cushion and forehead piece
JP4318569B2 (ja) * 2004-01-28 2009-08-26 三洋電機株式会社 相関器およびそれを利用した受信装置
CN101151813B (zh) * 2005-01-31 2012-04-25 Nxp股份有限公司 用于实现无线通信系统中的匹配滤波器的方法和设备
US20070064658A1 (en) * 2005-09-21 2007-03-22 Qiuzhen Zou Flexible and monolithic rake receiver
DE602008002726D1 (de) * 2008-05-26 2010-11-04 Ublox Ag Verfahren zur Bearbeitung eines von einem analogen Eingangssignal eines GNSS-Empfängers abgeleiteten digitalen Signals, Basisbandschaltung eines GNSS-Empfängers zur Durchführung des Verfahrens und GNSS-Empfänger
JP6060483B2 (ja) * 2012-01-11 2017-01-18 セイコーエプソン株式会社 衛星信号捕捉方法及び衛星信号捕捉装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4660164A (en) 1983-12-05 1987-04-21 The United States Of America As Represented By The Secretary Of The Navy Multiplexed digital correlator
US5627855A (en) * 1995-05-25 1997-05-06 Golden Bridge Technology, Inc. Programmable two-part matched filter for spread spectrum
US5684727A (en) * 1996-02-07 1997-11-04 Macdonald, Dettwiler And Associates Ltd. High-speed correlator
US5715276A (en) * 1996-08-22 1998-02-03 Golden Bridge Technology, Inc. Symbol-matched filter having a low silicon and power requirement
US6330292B1 (en) 1997-11-11 2001-12-11 Telefonaktiebolaget Lm Ericsson Reduced power matched filter
US6130906A (en) * 1998-05-22 2000-10-10 Golden Bridge Technology, Inc. Parallel code matched filter

Also Published As

Publication number Publication date
CN1365539A (zh) 2002-08-21
AU5324100A (en) 2001-01-22
EP1195007A1 (de) 2002-04-10
US6567483B1 (en) 2003-05-20
EP1195007B1 (de) 2004-01-02
WO2001003293A1 (en) 2001-01-11
DE60009759T2 (de) 2004-07-29
JP2003504908A (ja) 2003-02-04
DE60009759D1 (de) 2004-05-19
MY125241A (en) 2006-07-31

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