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AR037298A1 - Un metodo de comunicaciones, un aparato y un medio legible por computadora - Google Patents

Un metodo de comunicaciones, un aparato y un medio legible por computadora

Info

Publication number
AR037298A1
AR037298A1 ARP020104317A ARP020104317A AR037298A1 AR 037298 A1 AR037298 A1 AR 037298A1 AR P020104317 A ARP020104317 A AR P020104317A AR P020104317 A ARP020104317 A AR P020104317A AR 037298 A1 AR037298 A1 AR 037298A1
Authority
AR
Argentina
Prior art keywords
time
signal
appliance
computer
communications method
Prior art date
Application number
ARP020104317A
Other languages
English (en)
Inventor
Josef Blanz
Serge Willenegger
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of AR037298A1 publication Critical patent/AR037298A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • 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
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • 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
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H04B7/2631—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA] for broadband transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)

Abstract

Se presentan sistemas y técnicas para establecer una referencia correspondiente al tiempo de una senal recibida desde un primer origen, determinar el tiempo para cada senal recibida de una pluralidad de fuentes segundas, ajustar la referencia al tiempo de la senal recibida de una de las fuentes segundas, siendo el tiempo de la senal recibida y utilizada para ajustar la referencia el tiempo más cercano al de la referencia sin ajustar, y sincronizar una senal a la referencia para su transmisión. Se enfatiza que este resumen se presenta para cumplir con las reglas que establecen la existencia de un resumen que permita al investigador u a otro lector apreciar rápidamente el tema de la presentación técnica. Se entrega en pleno conocimiento de que no será utilizado para interpretar o limitar el alcance o el significado de las reivindicaciones.
ARP020104317A 2001-11-09 2002-11-11 Un metodo de comunicaciones, un aparato y un medio legible por computadora AR037298A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33747201P 2001-11-09 2001-11-09
US10/177,270 US6847630B2 (en) 2001-11-09 2002-06-21 Communications in an asynchronous cellular wireless network

Publications (1)

Publication Number Publication Date
AR037298A1 true AR037298A1 (es) 2004-11-03

Family

ID=26873104

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP020104317A AR037298A1 (es) 2001-11-09 2002-11-11 Un metodo de comunicaciones, un aparato y un medio legible por computadora

Country Status (14)

Country Link
US (3) US6847630B2 (es)
EP (3) EP1451952B1 (es)
JP (1) JP4624671B2 (es)
KR (2) KR100974977B1 (es)
CN (2) CN101330322B (es)
AR (1) AR037298A1 (es)
BR (1) BR0213985A (es)
CA (1) CA2466352A1 (es)
IL (1) IL161861A0 (es)
MX (1) MXPA04004338A (es)
NO (1) NO20042347L (es)
RU (1) RU2004117529A (es)
TW (1) TWI277306B (es)
WO (1) WO2003043229A1 (es)

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US8971305B2 (en) * 2007-06-05 2015-03-03 Qualcomm Incorporated Pseudo-random sequence mapping in wireless communications
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US9204349B2 (en) * 2009-02-10 2015-12-01 Qualcomm Incorporated Method and apparatus for facilitating a hand-in of user equipment to femto cells
WO2011043843A1 (en) * 2009-10-08 2011-04-14 Qualcomm Incorporated Method and apparatus for repeating uplink synchronization in time division synchronous code division multiple access (td-scdma) networks
US9401784B2 (en) 2009-10-21 2016-07-26 Qualcomm Incorporated Time and frequency acquisition and tracking for OFDMA wireless systems
US9392562B2 (en) 2009-11-17 2016-07-12 Qualcomm Incorporated Idle access terminal-assisted time and/or frequency tracking
US9642105B2 (en) 2009-11-17 2017-05-02 Qualcomm Incorporated Access terminal-assisted time and/or frequency tracking
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Also Published As

Publication number Publication date
US20030091022A1 (en) 2003-05-15
RU2004117529A (ru) 2005-03-27
EP2485545A2 (en) 2012-08-08
EP2312768A3 (en) 2013-04-03
IL161861A0 (en) 2005-11-20
WO2003043229A1 (en) 2003-05-22
US20100265920A1 (en) 2010-10-21
JP2005510123A (ja) 2005-04-14
MXPA04004338A (es) 2004-08-12
JP4624671B2 (ja) 2011-02-02
EP2312768A2 (en) 2011-04-20
EP2312768B1 (en) 2017-05-17
CA2466352A1 (en) 2003-05-22
TW200300311A (en) 2003-05-16
US6847630B2 (en) 2005-01-25
KR20100044913A (ko) 2010-04-30
CN1613208A (zh) 2005-05-04
BR0213985A (pt) 2004-12-14
EP1451952A1 (en) 2004-09-01
EP1451952B1 (en) 2014-04-16
EP2485545A3 (en) 2013-04-03
NO20042347L (no) 2004-08-02
EP2485545B1 (en) 2019-06-26
TWI277306B (en) 2007-03-21
US20050053049A1 (en) 2005-03-10
US8711805B2 (en) 2014-04-29
KR20050056931A (ko) 2005-06-16
CN100413228C (zh) 2008-08-20
CN101330322B (zh) 2014-04-30
KR101096892B1 (ko) 2011-12-22
US7352737B2 (en) 2008-04-01
CN101330322A (zh) 2008-12-24
KR100974977B1 (ko) 2010-08-09

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