DE3735374A1 - Digitale korrelatorschaltung - Google Patents

Digitale korrelatorschaltung

Info

Publication number
DE3735374A1
DE3735374A1 DE19873735374 DE3735374A DE3735374A1 DE 3735374 A1 DE3735374 A1 DE 3735374A1 DE 19873735374 DE19873735374 DE 19873735374 DE 3735374 A DE3735374 A DE 3735374A DE 3735374 A1 DE3735374 A1 DE 3735374A1
Authority
DE
Germany
Prior art keywords
register
reference data
data input
correlator
digital
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.)
Granted
Application number
DE19873735374
Other languages
German (de)
English (en)
Other versions
DE3735374C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Herbert Dipl Ing Bauer
Rolf Dipl Ing Nauerz
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Priority to DE19873735374 priority Critical patent/DE3735374A1/de
Publication of DE3735374A1 publication Critical patent/DE3735374A1/de
Application granted granted Critical
Publication of DE3735374C2 publication Critical patent/DE3735374C2/de
Granted 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Complex Calculations (AREA)
DE19873735374 1987-10-19 1987-10-19 Digitale korrelatorschaltung Granted DE3735374A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873735374 DE3735374A1 (de) 1987-10-19 1987-10-19 Digitale korrelatorschaltung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873735374 DE3735374A1 (de) 1987-10-19 1987-10-19 Digitale korrelatorschaltung

Publications (2)

Publication Number Publication Date
DE3735374A1 true DE3735374A1 (de) 1989-05-03
DE3735374C2 DE3735374C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-26

Family

ID=6338653

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873735374 Granted DE3735374A1 (de) 1987-10-19 1987-10-19 Digitale korrelatorschaltung

Country Status (1)

Country Link
DE (1) DE3735374A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991006164A1 (de) * 1989-10-19 1991-05-02 Ascom Zelcom Ag Digitaler empfänger für bandspreizsignale
EP0507087A3 (en) * 1991-03-07 1993-05-19 Abb Patent Gmbh Method and apparatus for correlative digital signal processing using systolic arithmetic circuit
FR2742014A1 (fr) * 1995-12-04 1997-06-06 Commissariat Energie Atomique Circuit numerique pour recepteur differentiel de signaux a etalement de spectre par sequence directe
WO1998002974A1 (en) * 1996-07-12 1998-01-22 General Electric Company Parallel correlator for a spread spectrum receiver
EP0935204A3 (en) * 1998-02-05 2001-02-28 Texas Instruments Incorporated Programmable correlator coprocessor
WO2001028120A1 (en) * 1999-10-14 2001-04-19 Nokia Corporation Ring matched filter for synchronizing to a spreading code
EP1224764A4 (en) * 1999-10-18 2003-02-19 Ephraim Mendelovicz DIGITAL CORRELATOR
EP0936748A3 (en) * 1998-02-12 2003-07-23 Yozan Inc. Matched filter bank CDMA communication
EP1164496A3 (en) * 2000-05-29 2003-12-17 Siemens-Elema AB Method and device for correlating signals
EP1426782A3 (en) * 1996-07-12 2005-01-19 General Electric Company Parallel correlator for a spread spectrum receiver
EP1113576A3 (en) * 1999-12-27 2005-12-07 SANYO ELECTRIC Co., Ltd. Digital matched filter despreading received signal and mobile wireless terminal using digital matched filter

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
No. 4, April 1984, S. 354-361 *
US-Z.: IEEE Tansactions on Com., Vol. 32 *
US-Z.: Proceddings of the IEEE, Vol. 64, No. 7, July 1976, S. 1092-1112 *
US-Z.: Proceedings of the IEEE, Vol. 64, No. 5, May 1976, S. 756-759 *

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991006164A1 (de) * 1989-10-19 1991-05-02 Ascom Zelcom Ag Digitaler empfänger für bandspreizsignale
EP0507087A3 (en) * 1991-03-07 1993-05-19 Abb Patent Gmbh Method and apparatus for correlative digital signal processing using systolic arithmetic circuit
FR2742014A1 (fr) * 1995-12-04 1997-06-06 Commissariat Energie Atomique Circuit numerique pour recepteur differentiel de signaux a etalement de spectre par sequence directe
EP0778677A1 (fr) * 1995-12-04 1997-06-11 Commissariat A L'energie Atomique Circuit numérique pour récepteur différentiel de signaux à étalement de spectre par séquence directe
US5799035A (en) * 1995-12-04 1998-08-25 Commissariat A L'energie Atomique Digital circuit for differential receiver for direct sequence spread spectrum signals
WO1998002974A1 (en) * 1996-07-12 1998-01-22 General Electric Company Parallel correlator for a spread spectrum receiver
US6009118A (en) * 1996-07-12 1999-12-28 General Electric Company Parallel correlator for a spread spectrum receiver
EP1426782A3 (en) * 1996-07-12 2005-01-19 General Electric Company Parallel correlator for a spread spectrum receiver
EP0935204A3 (en) * 1998-02-05 2001-02-28 Texas Instruments Incorporated Programmable correlator coprocessor
EP0936748A3 (en) * 1998-02-12 2003-07-23 Yozan Inc. Matched filter bank CDMA communication
WO2001028120A1 (en) * 1999-10-14 2001-04-19 Nokia Corporation Ring matched filter for synchronizing to a spreading code
US6539048B2 (en) 1999-10-14 2003-03-25 Nokia Mobile Phones Ltd. Ring matched filter for synchronizing to a spreading code
EP1224764A4 (en) * 1999-10-18 2003-02-19 Ephraim Mendelovicz DIGITAL CORRELATOR
EP1113576A3 (en) * 1999-12-27 2005-12-07 SANYO ELECTRIC Co., Ltd. Digital matched filter despreading received signal and mobile wireless terminal using digital matched filter
US7016400B2 (en) 1999-12-27 2006-03-21 Sanyo Electric Co., Ltd. Digital matched filter despreading received signal and mobile wireless terminal using digital matched filter
EP1164496A3 (en) * 2000-05-29 2003-12-17 Siemens-Elema AB Method and device for correlating signals

Also Published As

Publication number Publication date
DE3735374C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-26

Similar Documents

Publication Publication Date Title
DE69528275T2 (de) Verfahren und system zur spreizspektrum-interferenzunterdrückung
DE68911188T2 (de) Asynchroner digitaler Korrelator und diesen Korrelator enthaltende Demodulatoren.
DE69932536T2 (de) Multitakt-angepasster filter für mehrwege-signalempfang
DE3851053T2 (de) Fir digitale filteranordnung.
DE2124320C1 (de) Elektrische Schaltung zur Erzeugung einer Vielzahl verschiedener Codes
DE69527298T2 (de) Serielle verbindung zur summierung mehrerer wellenformen zu einem gemeinsamen kanal
DE69908577T2 (de) Apparat und Methode zum Empfang und Verarbeitung eines Radiofrequenzsignals
DE3735374C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE19615257A1 (de) CDMA-Rake-Empfänger mit einer Sub-Chip-Auflösung
DE69318896T2 (de) FIR-Filtergerät für die Verarbeitung von Zeitmultiplexsignalen
DE69212337T2 (de) Sigma-Delta-Modulator für einen Digital/Analog-Umsetzer mit Wackelsignal
DE60038562T2 (de) Signalangepasster filter und spreizspektrumempfänger
DE2616660A1 (de) Arithmetische einheit
DE2831059C2 (de) Integrierender Kodeumsetzer
DE69318901T2 (de) Vorrichtung zur Bearbeitung frequenzmultiplexierter Signale in zeitmultiplexierter Weise
DE2707936A1 (de) Einseitenband-frequenzmultiplex- uebertragungssystem
DE68910349T2 (de) Digitales Filter mit integrierter Dezimierung.
DE102016116873A1 (de) Kleinflächige und leistungsarme IIR-Filterstruktur
DE69622974T2 (de) Digitale Schaltung für Differentialempfänger eines Direktsequenzspreizspektrumsignals
DE4332735C2 (de) Verfahren zum digitalen Erzeugen eines komplexen Basisbandsignals
DE3853345T2 (de) Spreizspektrum-Demodulationseinrichtung für ein Spreizspektrum-Übertragungssystem.
DE69121986T2 (de) Eingangsgewichteter Transversalfilter
DE60307287T2 (de) Berechnung von übertragungsmatrixkoeffizienten von cdma-systemen
DE69025280T2 (de) Verfahren und Vorrichtung zur digitalen Videosignalverarbeitung
DE69223166T2 (de) Eingangs-gewichtetes Transversalfilter

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee