AR021780A1 - Procedimiento de comunicaciones numericas amrc con distribucion de los simbolos de referencia - Google Patents

Procedimiento de comunicaciones numericas amrc con distribucion de los simbolos de referencia

Info

Publication number
AR021780A1
AR021780A1 ARP990104196A ARP990104196A AR021780A1 AR 021780 A1 AR021780 A1 AR 021780A1 AR P990104196 A ARP990104196 A AR P990104196A AR P990104196 A ARP990104196 A AR P990104196A AR 021780 A1 AR021780 A1 AR 021780A1
Authority
AR
Argentina
Prior art keywords
amrc
reference symbols
distribution
numerical
communications procedure
Prior art date
Application number
ARP990104196A
Other languages
English (en)
Original Assignee
France Telecom
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 France Telecom filed Critical France Telecom
Publication of AR021780A1 publication Critical patent/AR021780A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Procedimiento de comunicaciones numéricas AMRC con distribucion de los símbolos de referencia. De acuerdo con la presente, los símbolos de referencia (Sr)son distribuidos en una unica de los componentes (I o Q) de la senal de AMRC. Aplicacion en radio-comunicaciones moviles terrestres.
ARP990104196A 1998-08-20 1999-08-20 Procedimiento de comunicaciones numericas amrc con distribucion de los simbolos de referencia AR021780A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9810579A FR2782587B1 (fr) 1998-08-20 1998-08-20 Procedes de communications numeriques amrc a repartition des symboles de reference

Publications (1)

Publication Number Publication Date
AR021780A1 true AR021780A1 (es) 2002-08-07

Family

ID=9529794

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP990104196A AR021780A1 (es) 1998-08-20 1999-08-20 Procedimiento de comunicaciones numericas amrc con distribucion de los simbolos de referencia

Country Status (7)

Country Link
US (1) US6424644B1 (es)
EP (1) EP1105982B1 (es)
JP (1) JP2002523967A (es)
AR (1) AR021780A1 (es)
DE (1) DE69906758T2 (es)
FR (1) FR2782587B1 (es)
WO (1) WO2000011814A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2782585B1 (fr) * 1998-08-20 2000-09-22 France Telecom Recepteur en rateau iteratif et procede de reception correspondant
GB2358116B (en) * 1999-02-24 2002-11-06 Nec Corp Demodulation circuit and demodulation method with compensation for sampling offset
JP3252820B2 (ja) 1999-02-24 2002-02-04 日本電気株式会社 復調及び変調回路並びに復調及び変調方法
FR2794589B1 (fr) * 1999-06-02 2001-08-24 France Telecom Procede de communications radiomobiles amrt iteratif
WO2010047037A1 (en) * 2008-10-24 2010-04-29 Nec Corporation Device and method for estimating doppler spread in a mobile communications terminal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5414728A (en) * 1993-11-01 1995-05-09 Qualcomm Incorporated Method and apparatus for bifurcating signal transmission over in-phase and quadrature phase spread spectrum communication channels
US5471497A (en) * 1993-11-01 1995-11-28 Zehavi; Ephraim Method and apparatus for variable rate signal transmission in a spread spectrum communication system using coset coding
FR2742014B1 (fr) * 1995-12-04 1998-01-09 Commissariat Energie Atomique Circuit numerique pour recepteur differentiel de signaux a etalement de spectre par sequence directe
US5751763A (en) * 1996-03-15 1998-05-12 Motorola, Inc. Method and apparatus for power control in a communication system
US5930230A (en) * 1996-05-28 1999-07-27 Qualcomm Incorporated High data rate CDMA wireless communication system
US6064663A (en) * 1996-09-10 2000-05-16 Nokia Mobile Phones Limited Cellular CDMA data link utilizing multiplexed channels for data rate increase
US5767738A (en) * 1996-10-21 1998-06-16 Motorola, Inc. Apparatus and method for demodulating a modulated signal
JP3363734B2 (ja) * 1997-02-21 2003-01-08 沖電気工業株式会社 周波数制御回路
US6208632B1 (en) * 1998-01-29 2001-03-27 Sharp Laboratories Of America System and method for CDMA channel estimation

Also Published As

Publication number Publication date
DE69906758D1 (de) 2003-05-15
FR2782587A1 (fr) 2000-02-25
US6424644B1 (en) 2002-07-23
FR2782587B1 (fr) 2000-09-22
WO2000011814A1 (fr) 2000-03-02
EP1105982B1 (fr) 2003-04-09
EP1105982A1 (fr) 2001-06-13
DE69906758T2 (de) 2004-01-29
JP2002523967A (ja) 2002-07-30

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