CN1220061A - 直接序列扩频接收机中用于码元跟踪的设备 - Google Patents

直接序列扩频接收机中用于码元跟踪的设备 Download PDF

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Publication number
CN1220061A
CN1220061A CN96180312.6A CN96180312A CN1220061A CN 1220061 A CN1220061 A CN 1220061A CN 96180312 A CN96180312 A CN 96180312A CN 1220061 A CN1220061 A CN 1220061A
Authority
CN
China
Prior art keywords
signal
correlator
equipment
multiplier
handle
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.)
Pending
Application number
CN96180312.6A
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English (en)
Chinese (zh)
Inventor
A·P·胡伯特
D·P·钱德勒
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research Ltd
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
Priority to GB9502992A priority Critical patent/GB2298110B/en
Application filed by Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to PCT/GB1996/000747 priority patent/WO1997036381A1/en
Priority to CN96180312.6A priority patent/CN1220061A/zh
Priority to DE19681752T priority patent/DE19681752T1/de
Priority to BR9612584-5A priority patent/BR9612584A/pt
Priority to CA002250074A priority patent/CA2250074C/en
Priority claimed from PCT/GB1996/000747 external-priority patent/WO1997036381A1/en
Publication of CN1220061A publication Critical patent/CN1220061A/zh
Pending legal-status Critical Current

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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
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CN96180312.6A 1995-02-16 1996-03-28 直接序列扩频接收机中用于码元跟踪的设备 Pending CN1220061A (zh)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB9502992A GB2298110B (en) 1995-02-16 1995-02-16 Apparatus for providing code tracking in a direct sequence spread spectrum receiver
PCT/GB1996/000747 WO1997036381A1 (en) 1995-02-16 1996-03-28 Apparatus for code tracking in a direct sequence spread spectrum receiver
CN96180312.6A CN1220061A (zh) 1995-02-16 1996-03-28 直接序列扩频接收机中用于码元跟踪的设备
DE19681752T DE19681752T1 (de) 1995-02-16 1996-03-28 Vorrichtung zur Codeverfolgung in einem Direktfolgen-Spreizspektrum-Empfänger
BR9612584-5A BR9612584A (pt) 1995-02-16 1996-03-28 Aparelho para rastear codigo em um receptor de espectro difuso de sequencia direta
CA002250074A CA2250074C (en) 1995-02-16 1996-03-28 Apparatus for code tracking in a direct sequence spread spectrum receiver

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9502992A GB2298110B (en) 1995-02-16 1995-02-16 Apparatus for providing code tracking in a direct sequence spread spectrum receiver
PCT/GB1996/000747 WO1997036381A1 (en) 1995-02-16 1996-03-28 Apparatus for code tracking in a direct sequence spread spectrum receiver
CN96180312.6A CN1220061A (zh) 1995-02-16 1996-03-28 直接序列扩频接收机中用于码元跟踪的设备
BR9612584-5A BR9612584A (pt) 1995-02-16 1996-03-28 Aparelho para rastear codigo em um receptor de espectro difuso de sequencia direta
CA002250074A CA2250074C (en) 1995-02-16 1996-03-28 Apparatus for code tracking in a direct sequence spread spectrum receiver

Publications (1)

Publication Number Publication Date
CN1220061A true CN1220061A (zh) 1999-06-16

Family

ID=27425263

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96180312.6A Pending CN1220061A (zh) 1995-02-16 1996-03-28 直接序列扩频接收机中用于码元跟踪的设备

Country Status (4)

Country Link
CN (1) CN1220061A (pt)
BR (1) BR9612584A (pt)
CA (1) CA2250074C (pt)
GB (1) GB2298110B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6590872B1 (en) * 1997-12-12 2003-07-08 Thomson Licensing S.A. Receiver with parallel correlator for acquisition of spread spectrum digital transmission
DE19839018C2 (de) * 1998-08-27 2002-04-04 Infineon Technologies Ag Tracking-Verfahren und Anordnung zur Durchführung des Verfahrens
GB2345421B (en) * 1998-12-23 2004-05-26 Symbionics Limted A direct-sequence spread-sprectrum receiver
DE10251322B4 (de) * 2002-11-04 2006-10-26 Advanced Micro Devices, Inc., Sunnyvale Early-Late-Korrelation zur Timingfehlerkorrektur in Datenkommunikationsempfängern

Also Published As

Publication number Publication date
CA2250074A1 (en) 1997-10-02
GB9502992D0 (en) 1995-04-05
BR9612584A (pt) 1999-12-28
CA2250074C (en) 2003-02-18
GB2298110B (en) 1999-06-23
GB2298110A (en) 1996-08-21

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