DE69732908D1 - Symbolangepasster filter mit niedrigem silizium- und leistungsbedarf - Google Patents

Symbolangepasster filter mit niedrigem silizium- und leistungsbedarf

Info

Publication number
DE69732908D1
DE69732908D1 DE69732908T DE69732908T DE69732908D1 DE 69732908 D1 DE69732908 D1 DE 69732908D1 DE 69732908 T DE69732908 T DE 69732908T DE 69732908 T DE69732908 T DE 69732908T DE 69732908 D1 DE69732908 D1 DE 69732908D1
Authority
DE
Germany
Prior art keywords
power requirements
low silicon
fitting filter
symbol fitting
symbol
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
DE69732908T
Other languages
English (en)
Inventor
Cuong Tran
Sorin Davidovici
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.)
Golden Bridge Technology Inc
Original Assignee
Golden Bridge Technology 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 Golden Bridge Technology Inc filed Critical Golden Bridge Technology Inc
Application granted granted Critical
Publication of DE69732908D1 publication Critical patent/DE69732908D1/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
    • 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
DE69732908T 1996-08-22 1997-08-20 Symbolangepasster filter mit niedrigem silizium- und leistungsbedarf Expired - Lifetime DE69732908D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/701,440 US5715276A (en) 1996-08-22 1996-08-22 Symbol-matched filter having a low silicon and power requirement
PCT/US1997/014675 WO1998008313A1 (en) 1996-08-22 1997-08-20 Symbol-matched filter having a low silicon and power requirement

Publications (1)

Publication Number Publication Date
DE69732908D1 true DE69732908D1 (de) 2005-05-04

Family

ID=24817388

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69732908T Expired - Lifetime DE69732908D1 (de) 1996-08-22 1997-08-20 Symbolangepasster filter mit niedrigem silizium- und leistungsbedarf

Country Status (10)

Country Link
US (2) US5715276A (de)
EP (1) EP0920743B1 (de)
JP (1) JP2000516421A (de)
KR (1) KR100450838B1 (de)
CN (1) CN1107388C (de)
AU (1) AU4078697A (de)
CA (1) CA2263676C (de)
DE (1) DE69732908D1 (de)
TW (1) TW367665B (de)
WO (1) WO1998008313A1 (de)

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US5627855A (en) * 1995-05-25 1997-05-06 Golden Bridge Technology, Inc. Programmable two-part matched filter for spread spectrum
EP0782258A3 (de) * 1995-12-26 1998-06-03 Yozan Inc. Signalangepasstes Filter
US5950131A (en) * 1996-10-29 1999-09-07 Motorola, Inc. Method and apparatus for fast pilot channel acquisition using a matched filter in a CDMA radiotelephone
US6349110B1 (en) * 1997-02-24 2002-02-19 Golden Bridge Technology, Inc. Subsystem and method for combining spread-spectrum multipath signals
US5956369A (en) * 1997-02-24 1999-09-21 Golden Bridge Technology, Inc. Spread spectrum multipath combining subsystem and method
US6154483A (en) * 1997-04-07 2000-11-28 Golden Bridge Technology, Inc. Coherent detection using matched filter enhanced spread spectrum demodulation
US5894494A (en) * 1997-10-29 1999-04-13 Golden Bridge Technology, Inc. Parallel correlator architecture for synchronizing direct sequence spread-spectrum signals
US6567483B1 (en) * 1997-11-11 2003-05-20 Ericsson, Inc. Matched filter using time-multiplexed precombinations
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
SE9802109D0 (sv) * 1998-06-12 1998-06-12 Ericsson Telefon Ab L M One-bit correlator rake receiver
US6304591B1 (en) 1998-07-10 2001-10-16 Aloha Networks, Inc. Match filter architecture based upon parallel I/O
US7545854B1 (en) * 1998-09-01 2009-06-09 Sirf Technology, Inc. Doppler corrected spread spectrum matched filter
US6823000B1 (en) * 1999-02-26 2004-11-23 Texas Instruments Incorporated Method and apparatus for optimal dot product calculation
US6363108B1 (en) * 1999-03-31 2002-03-26 Qualcomm Inc. Programmable matched filter searcher
JP3296341B2 (ja) * 1999-09-20 2002-06-24 日本電気株式会社 相関器
FI111579B (fi) 1999-10-13 2003-08-15 U Nav Microelectronics Corp Hajaspektrivastaanotin
FI111578B (fi) * 1999-10-13 2003-08-15 U Nav Microelectronics Corp Korrelaattori
FI119011B (fi) * 1999-10-13 2008-06-13 U Nav Microelectronics Corp Sovitettu suodatin ja hajaspektrivastaanotin
FI114887B (fi) 1999-10-13 2005-01-14 U Nav Microelectronics Corp Hajaspektrivastaanottimen signaalinhakujärjestelmä
AU1123500A (en) * 1999-10-18 2001-04-30 Ephraim Mendelovicz A digital correlator
US6760366B1 (en) 1999-11-29 2004-07-06 Qualcomm Incorporated Method and apparatus for pilot search using a matched filter
JP3937380B2 (ja) * 1999-12-14 2007-06-27 富士通株式会社 パスサーチ回路
US6480529B1 (en) * 1999-12-21 2002-11-12 Qualcomm, Incorporated Programmable matched filter searcher for multiple pilot searching
JP2001251220A (ja) * 1999-12-27 2001-09-14 Sanyo Electric Co Ltd デジタルマッチトフィルタおよびデジタルマッチトフィルタを用いた携帯無線端末
US6842480B1 (en) 2000-02-28 2005-01-11 Golden Bridge Technology Incorporated Programmable matched filter bank
US7085285B2 (en) * 2000-03-01 2006-08-01 Realtek Semiconductor Corp. xDSL communications systems using shared/multi-function task blocks
US7103095B2 (en) * 2000-03-06 2006-09-05 Texas Instruments Incorporated Spread spectrum code correlator
US6981180B1 (en) * 2000-03-16 2005-12-27 Akamai Technologies, Inc. Method and apparatus for testing request-response service using live connection traffic
RU2158319C1 (ru) * 2000-04-25 2000-10-27 Институт металлургии и материаловедения им. А.А. Байкова РАН Высокопрочная коррозионно- и износостойкая аустенитная сталь
US6801569B1 (en) 2000-06-22 2004-10-05 Golden Bridge Technology Inc. Digital matched filter bank for othogonal signal set
US6771688B1 (en) 2000-09-19 2004-08-03 Lucent Technologies Inc. Segmented architecture for multiple sequence detection and identification in fading channels
US7035315B2 (en) * 2001-04-24 2006-04-25 Lucent Technologies Inc. Doppler corrected communications receiver and method of removing doppler frequency shift
US7209461B2 (en) * 2001-05-09 2007-04-24 Qualcomm Incorporated Method and apparatus for chip-rate processing in a CDMA system
US7688919B1 (en) * 2001-06-26 2010-03-30 Altera Corporation Parallel samples, parallel coefficients, time division multiplexing correlator architecture
GB2397988B (en) * 2001-11-02 2004-12-15 Toshiba Res Europ Ltd Receiver processing system
US7194021B2 (en) * 2002-04-15 2007-03-20 Stmicroelectronics, Inc. Digital matched filter
ATE389975T1 (de) * 2002-11-15 2008-04-15 Telecom Italia Spa Auf speicher basierende vorrichtung und verfahren zur kanalschätzung in einem digitalen kommunikationsempfänger
US20050069052A1 (en) * 2003-09-30 2005-03-31 David Carbonari Ultra-wideband receiver
GB0714927D0 (en) * 2007-08-01 2007-09-12 Nokia Siemens Networks Oy Resource allocation
CN101562592B (zh) * 2009-05-22 2013-03-20 哈尔滨工业大学 基于存储单元的相位因子结合方法
US20160291129A1 (en) * 2015-02-09 2016-10-06 The Regents Of The University Of Michigan Current-Mode Matched Filter Architecture For Signal Acquisition
CN108344987B (zh) * 2018-01-04 2022-06-14 中国人民解放军91388部队 多子阵合成孔径声纳频域函数基于数值计算的方法

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US4044241A (en) * 1972-01-12 1977-08-23 Esl Incorporated Adaptive matched digital filter
US4653069A (en) * 1975-11-06 1987-03-24 General Electric Company Spread spectrum correlation receiver
US4112372A (en) * 1977-01-11 1978-09-05 Texas Instruments Incorporated Spread spectrum communication system
US4418393A (en) * 1980-10-27 1983-11-29 Sperry Corporation Matched filter spread spectrum code recovery apparatus
US4730340A (en) * 1980-10-31 1988-03-08 Harris Corp. Programmable time invariant coherent spread symbol correlator
US4426630A (en) * 1981-12-28 1984-01-17 Rockwell International Corporation Electronically tunable band reject filter
US4441194A (en) * 1982-05-19 1984-04-03 Sperry Corporation Triple bit non-coherent matched filter receiving system
US4755983A (en) * 1983-03-01 1988-07-05 Hazeltine Corporation Dedicated message matched filter
US4707839A (en) * 1983-09-26 1987-11-17 Harris Corporation Spread spectrum correlator for recovering CCSK data from a PN spread MSK waveform
US4660164A (en) * 1983-12-05 1987-04-21 The United States Of America As Represented By The Secretary Of The Navy Multiplexed digital correlator
JPS60220635A (ja) * 1984-04-17 1985-11-05 Clarion Co Ltd スペクトラム拡散送受信機
US4583048A (en) * 1985-02-26 1986-04-15 Rca Corporation MSK digital demodulator for burst communications
US4630283A (en) * 1985-07-17 1986-12-16 Rca Corporation Fast acquisition burst mode spread spectrum communications system with pilot carrier
US4755483A (en) * 1985-07-30 1988-07-05 Sanyo Electric Co., Ltd. Method for producing semiconductor device with p-type amorphous silicon carbide semiconductor film formed by photo-chemical vapor deposition
US4672658A (en) * 1985-10-16 1987-06-09 At&T Company And At&T Bell Laboratories Spread spectrum wireless PBX
JPS6397033A (ja) * 1986-10-14 1988-04-27 Kenwood Corp スペクトラム拡散通信方式における同期パルス発生回路
US4759034A (en) * 1986-12-02 1988-07-19 General Research Of Electronics, Inc. Multi-step spread spectrum communication apparatus
US4912722A (en) * 1988-09-20 1990-03-27 At&T Bell Laboratories Self-synchronous spread spectrum transmitter/receiver
US5031142A (en) * 1989-02-10 1991-07-09 Intel Corporation Reset circuit for redundant memory using CAM cells
US4969159A (en) * 1989-03-22 1990-11-06 Harris Corporation Spread spectrum communication system employing composite spreading codes with matched filter demodulator
US5031192A (en) * 1990-02-05 1991-07-09 United States Of America As Represented By The Secretary Of The Air Force Synthetic demodulation of spread spectrum signals
DE4241882A1 (de) * 1991-12-13 1993-06-17 Clarion Co Ltd
US5311544A (en) * 1992-11-19 1994-05-10 Samsung Electronics Co., Ltd. Receiver of a direct sequence spread spectrum system
JP3003839B2 (ja) * 1993-11-08 2000-01-31 エヌ・ティ・ティ移動通信網株式会社 Ｃｄｍａ通信方法および装置
US5627855A (en) * 1995-05-25 1997-05-06 Golden Bridge Technology, Inc. Programmable two-part matched filter for spread spectrum

Also Published As

Publication number Publication date
KR20000068247A (ko) 2000-11-25
CA2263676C (en) 2007-10-23
KR100450838B1 (ko) 2004-10-02
CN1227681A (zh) 1999-09-01
CN1107388C (zh) 2003-04-30
US5933447A (en) 1999-08-03
EP0920743B1 (de) 2005-03-30
CA2263676A1 (en) 1998-02-26
WO1998008313A1 (en) 1998-02-26
EP0920743A1 (de) 1999-06-09
TW367665B (en) 1999-08-21
JP2000516421A (ja) 2000-12-05
AU4078697A (en) 1998-03-06
US5715276A (en) 1998-02-03
EP0920743A4 (de) 2000-01-26

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Legal Events

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8332 No legal effect for de