BRPI0514566A - sistema e método para otimizar transmissão de dados de áudio e de vìdeo em um sistema sem fio - Google Patents

sistema e método para otimizar transmissão de dados de áudio e de vìdeo em um sistema sem fio

Info

Publication number
BRPI0514566A
BRPI0514566A BRPI0514566-0A BRPI0514566A BRPI0514566A BR PI0514566 A BRPI0514566 A BR PI0514566A BR PI0514566 A BRPI0514566 A BR PI0514566A BR PI0514566 A BRPI0514566 A BR PI0514566A
Authority
BR
Brazil
Prior art keywords
video data
data transmission
audio
wireless
participants
Prior art date
Application number
BRPI0514566-0A
Other languages
English (en)
Inventor
Jonathan K Kies
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 BRPI0514566A publication Critical patent/BRPI0514566A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/567—Multimedia conference systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1813—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
    • H04L12/1822—Conducting the conference, e.g. admission, detection, selection or grouping of participants, correlating users to one or more conference sessions, prioritising transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2207/00—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place
    • H04M2207/18—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place wireless networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42187—Lines and connections with preferential service

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

SISTEMA E MéTODO PARA OTIMIZAR TRANSMISSãO DE DADOS DE áUDIO E DE VìDEO EM UM SISTEMA SEM FIO. São descritos um sistema e um método para a transmissão de informações de vídeo e áudio entre dispositivos sem fio em comunicação durante uma conferência por vídeo em um sistema de comunicação sem fio. As informações de áudio provenientes de todos os participantes são recebidas por um servidor, o qual seleciona um locutor entre os participantes. Os dados de áudio e vídeo do locutor são transmitidos para todos os participantes de acordo com critérios redefinidos.
BRPI0514566-0A 2004-08-24 2005-08-24 sistema e método para otimizar transmissão de dados de áudio e de vìdeo em um sistema sem fio BRPI0514566A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/924,687 US20060055771A1 (en) 2004-08-24 2004-08-24 System and method for optimizing audio and video data transmission in a wireless system
PCT/US2005/030077 WO2006023961A2 (en) 2004-08-24 2005-08-24 System and method for optimizing audio and video data transmission in a wireless system

Publications (1)

Publication Number Publication Date
BRPI0514566A true BRPI0514566A (pt) 2008-06-17

Family

ID=35968308

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0514566-0A BRPI0514566A (pt) 2004-08-24 2005-08-24 sistema e método para otimizar transmissão de dados de áudio e de vìdeo em um sistema sem fio

Country Status (14)

Country Link
US (1) US20060055771A1 (pt)
EP (1) EP1787469A2 (pt)
JP (1) JP2008511263A (pt)
KR (2) KR20070040850A (pt)
CN (1) CN101040524A (pt)
AR (1) AR050380A1 (pt)
BR (1) BRPI0514566A (pt)
CA (1) CA2578218A1 (pt)
IL (1) IL181537A0 (pt)
MX (1) MX2007002295A (pt)
PE (1) PE20060753A1 (pt)
RU (1) RU2007110835A (pt)
TW (1) TW200623879A (pt)
WO (1) WO2006023961A2 (pt)

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Also Published As

Publication number Publication date
CN101040524A (zh) 2007-09-19
US20060055771A1 (en) 2006-03-16
PE20060753A1 (es) 2006-08-12
KR20090016004A (ko) 2009-02-12
IL181537A0 (en) 2007-07-04
MX2007002295A (es) 2007-05-11
EP1787469A2 (en) 2007-05-23
WO2006023961A3 (en) 2006-07-06
KR20070040850A (ko) 2007-04-17
AR050380A1 (es) 2006-10-18
CA2578218A1 (en) 2006-03-02
RU2007110835A (ru) 2008-10-10
WO2006023961A2 (en) 2006-03-02
TW200623879A (en) 2006-07-01
JP2008511263A (ja) 2008-04-10

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