ID29204A - Deteksi kata-kata kode yang saling ortogonal, dengan interferensi antar-simbol dan pemilihan-waktu yang tidak sempurna - Google Patents

Deteksi kata-kata kode yang saling ortogonal, dengan interferensi antar-simbol dan pemilihan-waktu yang tidak sempurna

Info

Publication number
ID29204A
ID29204A IDW00200101084A ID20011084A ID29204A ID 29204 A ID29204 A ID 29204A ID W00200101084 A IDW00200101084 A ID W00200101084A ID 20011084 A ID20011084 A ID 20011084A ID 29204 A ID29204 A ID 29204A
Authority
ID
Indonesia
Prior art keywords
ortogonal
inter
code
detection
symbol interference
Prior art date
Application number
IDW00200101084A
Other languages
English (en)
Inventor
Ramanathan Asokan
Gregory E Bottomley
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
Publication of ID29204A publication Critical patent/ID29204A/id

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Dc Digital Transmission (AREA)
IDW00200101084A 1998-11-30 1999-10-15 Deteksi kata-kata kode yang saling ortogonal, dengan interferensi antar-simbol dan pemilihan-waktu yang tidak sempurna ID29204A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/201,573 US6456646B1 (en) 1998-11-30 1998-11-30 Methods and systems for detecting codewords with intersymbol interference and imperfect timing

Publications (1)

Publication Number Publication Date
ID29204A true ID29204A (id) 2001-08-09

Family

ID=22746377

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW00200101084A ID29204A (id) 1998-11-30 1999-10-15 Deteksi kata-kata kode yang saling ortogonal, dengan interferensi antar-simbol dan pemilihan-waktu yang tidak sempurna

Country Status (6)

Country Link
US (1) US6456646B1 (id)
CN (1) CN1126285C (id)
AU (1) AU1117600A (id)
GB (1) GB2361854B (id)
ID (1) ID29204A (id)
WO (1) WO2000033473A1 (id)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6690715B2 (en) * 1999-06-29 2004-02-10 Intersil Americas Inc. Rake receiver with embedded decision feedback equalizer
US6735188B1 (en) * 1999-08-27 2004-05-11 Tachyon, Inc. Channel encoding and decoding method and apparatus
EP1107629B1 (en) * 1999-12-01 2010-06-09 Lg Electronics Inc. Method for generating and transmitting optimal cell ID codes
US6954800B2 (en) * 2000-04-07 2005-10-11 Broadcom Corporation Method of enhancing network transmission on a priority-enabled frame-based communications network
US6674818B1 (en) * 2000-04-17 2004-01-06 Rf Micro Devices, Inc. Reduced complexity decision circuitry
US6661834B1 (en) 2000-04-17 2003-12-09 Rf Micro Devices, Inc. Carrier recovery for spread spectrum communications
US6693954B1 (en) 2000-04-17 2004-02-17 Rf Micro Devices, Inc. Apparatus and method of early-late symbol tracking for a complementary code keying receiver
US7630457B2 (en) * 2003-12-18 2009-12-08 Freescale Semiconductor, Inc. Method and apparatus for demodulating a received signal within a coded system
US7489749B2 (en) * 2004-02-24 2009-02-10 Ming-Kang Liu Optimum phase timing recovery in the presence of strong intersymbol interference
GB0419946D0 (en) * 2004-09-08 2004-10-13 British Telecomm High data rate demodulation system
GB0419947D0 (en) * 2004-09-08 2004-10-13 British Telecomm High data rate demodulation system
KR100906125B1 (ko) * 2005-09-26 2009-07-07 삼성전자주식회사 광대역 무선 통신시스템에서 패스트 피드백 정보를검파하기 위한 장치 및 방법
US8219892B2 (en) * 2009-03-06 2012-07-10 Agere Systems Inc. Systems and methods for enhanced media defect detection
US8437432B2 (en) * 2010-03-22 2013-05-07 DecaWave, Ltd. Receiver for use in an ultra-wideband communication system
US8149529B2 (en) * 2010-07-28 2012-04-03 Lsi Corporation Dibit extraction for estimation of channel parameters
US9183079B2 (en) 2013-10-18 2015-11-10 Analog Devices Global Multi-layer error correcting coding
CN105577581A (zh) * 2014-10-17 2016-05-11 联芯科技有限公司 接收机的符号检测方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5297161A (en) * 1992-06-29 1994-03-22 Motorola Inc. Method and apparatus for power estimation in an orthogonal coded communication system
US5465269A (en) * 1994-02-02 1995-11-07 Motorola, Inc. Method and apparatus for encoding and decoding a supplementary signal
MY120873A (en) 1994-09-30 2005-12-30 Qualcomm Inc Multipath search processor for a spread spectrum multiple access communication system
US5710768A (en) * 1994-09-30 1998-01-20 Qualcomm Incorporated Method of searching for a bursty signal
JPH1141141A (ja) 1997-05-21 1999-02-12 Mitsubishi Electric Corp スペクトル拡散信号受信方法及びスペクトル拡散信号受信装置
JP2858573B1 (ja) 1997-07-30 1999-02-17 日本電気株式会社 スペクトラム拡散受信装置
US6295311B1 (en) * 1997-11-07 2001-09-25 Hughes Electronics Corporation Method and apparatus for compensating for phase differences in received signals
EP0945992A1 (en) 1998-03-27 1999-09-29 TTP Communications Limited CDMA array processor

Also Published As

Publication number Publication date
WO2000033473A1 (en) 2000-06-08
US6456646B1 (en) 2002-09-24
GB2361854B (en) 2003-08-06
GB0112936D0 (en) 2001-07-18
GB2361854A (en) 2001-10-31
CN1126285C (zh) 2003-10-29
AU1117600A (en) 2000-06-19
CN1334994A (zh) 2002-02-06

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