BRPI0814868A2 - Handover em um sistema de comunicação de pacotes de dados sem fio evitando perda de dados de usuários - Google Patents

Handover em um sistema de comunicação de pacotes de dados sem fio evitando perda de dados de usuários

Info

Publication number
BRPI0814868A2
BRPI0814868A2 BRPI0814868-6A2A BRPI0814868A BRPI0814868A2 BR PI0814868 A2 BRPI0814868 A2 BR PI0814868A2 BR PI0814868 A BRPI0814868 A BR PI0814868A BR PI0814868 A2 BRPI0814868 A2 BR PI0814868A2
Authority
BR
Brazil
Prior art keywords
handover
communication system
user data
data loss
avoiding user
Prior art date
Application number
BRPI0814868-6A2A
Other languages
English (en)
Inventor
Sai Yiu Duncan Ho
Arnaud Meylan
Peter Anthony Barany
Francesco Grilli
Nathan Edward Tenny
Rashid Ahmed Akbar Attar
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 BRPI0814868A2 publication Critical patent/BRPI0814868A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/02—Buffering or recovering information during reselection ; Modification of the traffic flow during hand-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/02—Buffering or recovering information during reselection ; Modification of the traffic flow during hand-off
    • H04W36/023—Buffering or recovering information during reselection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1874—Buffer management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
BRPI0814868-6A2A 2007-08-08 2008-08-08 Handover em um sistema de comunicação de pacotes de dados sem fio evitando perda de dados de usuários BRPI0814868A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US95479707P 2007-08-08 2007-08-08
US12/187,255 US8451795B2 (en) 2007-08-08 2008-08-06 Handover in a wireless data packet communication system that avoid user data loss
PCT/US2008/072705 WO2009021217A1 (en) 2007-08-08 2008-08-08 Handover in a wireless data packet communication system that avoid user data loss

Publications (1)

Publication Number Publication Date
BRPI0814868A2 true BRPI0814868A2 (pt) 2015-02-03

Family

ID=40085754

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0814868-6A2A BRPI0814868A2 (pt) 2007-08-08 2008-08-08 Handover em um sistema de comunicação de pacotes de dados sem fio evitando perda de dados de usuários

Country Status (12)

Country Link
US (1) US8451795B2 (pt)
EP (1) EP2189026A1 (pt)
JP (1) JP2010536272A (pt)
KR (1) KR20100053623A (pt)
CN (1) CN101779493A (pt)
AU (1) AU2008285346A1 (pt)
BR (1) BRPI0814868A2 (pt)
CA (1) CA2694519A1 (pt)
MX (1) MX2010001208A (pt)
RU (1) RU2010108298A (pt)
TW (1) TW200917869A (pt)
WO (1) WO2009021217A1 (pt)

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Also Published As

Publication number Publication date
WO2009021217A1 (en) 2009-02-12
CA2694519A1 (en) 2009-02-12
KR20100053623A (ko) 2010-05-20
CN101779493A (zh) 2010-07-14
EP2189026A1 (en) 2010-05-26
JP2010536272A (ja) 2010-11-25
AU2008285346A1 (en) 2009-02-12
US20090040982A1 (en) 2009-02-12
RU2010108298A (ru) 2011-09-20
TW200917869A (en) 2009-04-16
MX2010001208A (es) 2010-03-04
US8451795B2 (en) 2013-05-28

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