KR100659440B1 - 다중선택 코히런트 검파방법 및 검파장치 - Google Patents

다중선택 코히런트 검파방법 및 검파장치 Download PDF

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Publication number
KR100659440B1
KR100659440B1 KR1020017005671A KR20017005671A KR100659440B1 KR 100659440 B1 KR100659440 B1 KR 100659440B1 KR 1020017005671 A KR1020017005671 A KR 1020017005671A KR 20017005671 A KR20017005671 A KR 20017005671A KR 100659440 B1 KR100659440 B1 KR 100659440B1
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KR
South Korea
Prior art keywords
coherent
branch
result
unit
detection
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KR1020017005671A
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English (en)
Korean (ko)
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KR20010092445A (ko
Inventor
후아지우 리
Original Assignee
후아웨이 테크놀러지 컴퍼니 리미티드
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Publication of KR20010092445A publication Critical patent/KR20010092445A/ko
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7113—Determination of path profile
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
KR1020017005671A 1999-11-25 2000-06-12 다중선택 코히런트 검파방법 및 검파장치 KR100659440B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN99124113A CN1124728C (zh) 1999-11-25 1999-11-25 一种多选择相干检测方法
CN99124113.4 1999-11-25

Publications (2)

Publication Number Publication Date
KR20010092445A KR20010092445A (ko) 2001-10-25
KR100659440B1 true KR100659440B1 (ko) 2006-12-18

Family

ID=5283206

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017005671A KR100659440B1 (ko) 1999-11-25 2000-06-12 다중선택 코히런트 검파방법 및 검파장치

Country Status (6)

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US (1) US6907087B1 (US20070244113A1-20071018-C00087.png)
JP (1) JP4424882B2 (US20070244113A1-20071018-C00087.png)
KR (1) KR100659440B1 (US20070244113A1-20071018-C00087.png)
CN (1) CN1124728C (US20070244113A1-20071018-C00087.png)
AU (1) AU5205300A (US20070244113A1-20071018-C00087.png)
WO (1) WO2001039530A1 (US20070244113A1-20071018-C00087.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070110140A1 (en) * 2005-11-14 2007-05-17 Ipwireless, Inc. Automatic selection of coherent and noncoherent transmission in a wireless communication system
CN101321015B (zh) * 2008-06-20 2011-02-09 中国科学院上海光学精密机械研究所 全数字化的脉冲位置调制信号接收机及接收方法
JP5659668B2 (ja) * 2010-09-30 2015-01-28 大日本印刷株式会社 ガスバリア性フィルム積層体、及び包装袋
JP5659669B2 (ja) * 2010-09-30 2015-01-28 大日本印刷株式会社 ガスバリア性フィルム積層体、及び包装袋

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5017883A (en) * 1990-07-31 1991-05-21 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Multiple symbol differential detection
JP3118548B2 (ja) 1994-06-22 2000-12-18 株式会社エヌ・ティ・ティ・ドコモ ディジタル通信受信機用同期検波装置および同期方法
US5440265A (en) * 1994-09-14 1995-08-08 Sicom, Inc. Differential/coherent digital demodulator operating at multiple symbol points
US5691974A (en) * 1995-01-04 1997-11-25 Qualcomm Incorporated Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy
US5574747A (en) * 1995-01-04 1996-11-12 Interdigital Technology Corporation Spread spectrum adaptive power control system and method
FR2733113B1 (fr) * 1995-04-14 1997-06-13 Europ Agence Spatiale Recepteur de signal a spectre etale
US5764687A (en) * 1995-06-20 1998-06-09 Qualcomm Incorporated Mobile demodulator architecture for a spread spectrum multiple access communication system
US5910950A (en) * 1996-08-16 1999-06-08 Lucent Technologies Inc. Demodulator phase correction for code division multiple access receiver
SG77607A1 (en) * 1997-08-26 2001-01-16 Univ Singapore A multi-user code division multiple access receiver

Also Published As

Publication number Publication date
JP4424882B2 (ja) 2010-03-03
CN1124728C (zh) 2003-10-15
WO2001039530A1 (fr) 2001-05-31
AU5205300A (en) 2001-06-04
US6907087B1 (en) 2005-06-14
KR20010092445A (ko) 2001-10-25
JP2003515996A (ja) 2003-05-07
CN1298206A (zh) 2001-06-06

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