NO177657C - Taleaktivert flerports kommunikasjonssystem med kodet synkronisering og signaloverföring - Google Patents

Taleaktivert flerports kommunikasjonssystem med kodet synkronisering og signaloverföring

Info

Publication number
NO177657C
NO177657C NO911286A NO911286A NO177657C NO 177657 C NO177657 C NO 177657C NO 911286 A NO911286 A NO 911286A NO 911286 A NO911286 A NO 911286A NO 177657 C NO177657 C NO 177657C
Authority
NO
Norway
Prior art keywords
communication system
signal transmission
voice activated
port communication
activated multi
Prior art date
Application number
NO911286A
Other languages
English (en)
Norwegian (no)
Other versions
NO177657B (no
NO911286L (no
NO911286D0 (no
Inventor
Riccardo De Gaudenzi
Roberto Viola
Original Assignee
Europ Agence Spatiale
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 Europ Agence Spatiale filed Critical Europ Agence Spatiale
Publication of NO911286L publication Critical patent/NO911286L/no
Publication of NO911286D0 publication Critical patent/NO911286D0/no
Publication of NO177657B publication Critical patent/NO177657B/no
Publication of NO177657C publication Critical patent/NO177657C/no

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
NO911286A 1989-08-03 1991-04-02 Taleaktivert flerports kommunikasjonssystem med kodet synkronisering og signaloverföring NO177657C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8910481A FR2650715B1 (fr) 1989-08-03 1989-08-03 Systeme de communications a acces multiple par repartition a codes avec porteuse activee par la voix de l'usager et synchronisation par code
PCT/EP1990/001276 WO1991002415A1 (fr) 1989-08-03 1990-07-31 Systeme de communications a acces multiple par repartition a codes avec porteuse activee par la voix de l'usager et synchronisation par code

Publications (4)

Publication Number Publication Date
NO911286L NO911286L (no) 1991-04-02
NO911286D0 NO911286D0 (no) 1991-04-02
NO177657B NO177657B (no) 1995-07-17
NO177657C true NO177657C (no) 1995-10-25

Family

ID=9384444

Family Applications (1)

Application Number Title Priority Date Filing Date
NO911286A NO177657C (no) 1989-08-03 1991-04-02 Taleaktivert flerports kommunikasjonssystem med kodet synkronisering og signaloverföring

Country Status (11)

Country Link
US (1) US5327467A (ja)
EP (1) EP0436714B1 (ja)
JP (1) JPH0656974B2 (ja)
CA (1) CA2037918C (ja)
DE (1) DE69013317T2 (ja)
DK (1) DK0436714T3 (ja)
ES (1) ES2065543T3 (ja)
FI (1) FI103080B (ja)
FR (1) FR2650715B1 (ja)
NO (1) NO177657C (ja)
WO (1) WO1991002415A1 (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994030026A1 (en) * 1993-06-04 1994-12-22 Motorola Inc. A method and apparatus of dynamically adjusting a maximum number of users on a physical channel
US5575810A (en) * 1993-10-15 1996-11-19 Ep Technologies, Inc. Composite structures and methods for ablating tissue to form complex lesion patterns in the treatment of cardiac conditions and the like
US5490165A (en) * 1993-10-28 1996-02-06 Qualcomm Incorporated Demodulation element assignment in a system capable of receiving multiple signals
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
FR2721466B1 (fr) * 1994-06-21 1996-07-26 Alcatel Mobile Comm France Signal de contrôle pour récepteurs, dispositif de synchronisation, dispositif d'égalisation, procédé de synchronisation et récepteurs correspondants.
US7072380B2 (en) 1995-06-30 2006-07-04 Interdigital Technology Corporation Apparatus for initial power control for spread-spectrum communications
ZA965340B (en) 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US6831905B1 (en) 1995-06-30 2004-12-14 Interdigital Technology Corporation Spread spectrum system assigning information signals to message-code signals
US6788662B2 (en) 1995-06-30 2004-09-07 Interdigital Technology Corporation Method for adaptive reverse power control for spread-spectrum communications
US6049535A (en) * 1996-06-27 2000-04-11 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
US6697350B2 (en) 1995-06-30 2004-02-24 Interdigital Technology Corporation Adaptive vector correlator for spread-spectrum communications
US7123600B2 (en) 1995-06-30 2006-10-17 Interdigital Technology Corporation Initial power control for spread-spectrum communications
US7929498B2 (en) 1995-06-30 2011-04-19 Interdigital Technology Corporation Adaptive forward power control and adaptive reverse power control for spread-spectrum communications
US6885652B1 (en) 1995-06-30 2005-04-26 Interdigital Technology Corporation Code division multiple access (CDMA) communication system
US7020111B2 (en) 1996-06-27 2006-03-28 Interdigital Technology Corporation System for using rapid acquisition spreading codes for spread-spectrum communications
US6940840B2 (en) 1995-06-30 2005-09-06 Interdigital Technology Corporation Apparatus for adaptive reverse power control for spread-spectrum communications
US6816473B2 (en) 1995-06-30 2004-11-09 Interdigital Technology Corporation Method for adaptive forward power control for spread-spectrum communications
US5798709A (en) * 1996-01-03 1998-08-25 Texas Instruments Incorporated Wireless transmitter carrier phase synchronization
US6122264A (en) * 1997-09-29 2000-09-19 Lucent Technologies, Inc. Method for managing the transmission of competing information packets
US6091703A (en) * 1997-10-10 2000-07-18 Trw Inc. Bulk despreading of multiple independent CDMA sources
US20020051434A1 (en) * 1997-10-23 2002-05-02 Ozluturk Fatih M. Method for using rapid acquisition spreading codes for spread-spectrum communications
US6324159B1 (en) * 1998-05-06 2001-11-27 Sirius Communications N.V. Method and apparatus for code division multiple access communication with increased capacity through self-noise reduction
EP1175734A1 (en) * 1999-05-10 2002-01-30 Sirius Communications N.V. Method and apparatus for high-speed software reconfigurable code division multiple access communication
US7327779B1 (en) 1999-07-23 2008-02-05 Agilent Technologies, Inc. Method and apparatus for high-speed software reconfigurable code division multiple access communication
US8175068B2 (en) * 2008-03-26 2012-05-08 Advanced Receiver Technologies, Llc Active spread code detection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2259359B2 (de) * 1972-12-04 1976-10-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung fuer eine fernmeldeanlage mit teilnehmerstellen und relaisstationen
US4494228A (en) * 1982-08-12 1985-01-15 The United States Of America As Represented By The Secretary Of The Army Orthogonal code division multiple access communications systems
US4559633A (en) * 1982-10-22 1985-12-17 Hitachi, Ltd. Spread spectrum system
DE3511430A1 (de) * 1985-03-29 1986-10-02 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur synchronisierung der empfangseinrichtungen in einem digitalen multiplex-uebertragungssystem
US4882579A (en) * 1988-01-07 1989-11-21 Motorola, Inc. Code division multiplexed acknowledge back paging system

Also Published As

Publication number Publication date
DK0436714T3 (da) 1995-04-18
JPH04504344A (ja) 1992-07-30
NO177657B (no) 1995-07-17
US5327467A (en) 1994-07-05
FR2650715B1 (fr) 1991-11-08
FR2650715A1 (fr) 1991-02-08
CA2037918C (en) 1999-01-26
DE69013317D1 (de) 1994-11-17
CA2037918A1 (en) 1991-02-04
JPH0656974B2 (ja) 1994-07-27
EP0436714B1 (fr) 1994-10-12
DE69013317T2 (de) 1995-06-08
NO911286L (no) 1991-04-02
EP0436714A1 (fr) 1991-07-17
FI103080B1 (fi) 1999-04-15
NO911286D0 (no) 1991-04-02
FI103080B (fi) 1999-04-15
FI911605A0 (fi) 1991-04-03
ES2065543T3 (es) 1995-02-16
WO1991002415A1 (fr) 1991-02-21

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Legal Events

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN JANUARY 2002