EP1797665A4 - Procede et appareil permettant de garantir une lecture audio de haute qualite dans un systeme de communication audio numerique avec ou sans fil - Google Patents

Procede et appareil permettant de garantir une lecture audio de haute qualite dans un systeme de communication audio numerique avec ou sans fil

Info

Publication number
EP1797665A4
EP1797665A4 EP05788784A EP05788784A EP1797665A4 EP 1797665 A4 EP1797665 A4 EP 1797665A4 EP 05788784 A EP05788784 A EP 05788784A EP 05788784 A EP05788784 A EP 05788784A EP 1797665 A4 EP1797665 A4 EP 1797665A4
Authority
EP
European Patent Office
Prior art keywords
wireless
communication system
high quality
ensuring high
wired digital
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP05788784A
Other languages
German (de)
English (en)
Other versions
EP1797665A2 (fr
Inventor
Beng Huat Chua
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FreeSystems Pte Ltd
Original Assignee
FreeSystems Pte Ltd
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 FreeSystems Pte Ltd filed Critical FreeSystems Pte Ltd
Publication of EP1797665A2 publication Critical patent/EP1797665A2/fr
Publication of EP1797665A4 publication Critical patent/EP1797665A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • 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
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041—Mechanical or electronic switches, or control elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
EP05788784A 2004-09-22 2005-09-21 Procede et appareil permettant de garantir une lecture audio de haute qualite dans un systeme de communication audio numerique avec ou sans fil Withdrawn EP1797665A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61200704P 2004-09-22 2004-09-22
PCT/IB2005/002783 WO2006032978A2 (fr) 2004-09-22 2005-09-21 Procede et appareil permettant de garantir une lecture audio de haute qualite dans un systeme de communication audio numerique avec ou sans fil

Publications (2)

Publication Number Publication Date
EP1797665A2 EP1797665A2 (fr) 2007-06-20
EP1797665A4 true EP1797665A4 (fr) 2010-05-26

Family

ID=36090381

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05788784A Withdrawn EP1797665A4 (fr) 2004-09-22 2005-09-21 Procede et appareil permettant de garantir une lecture audio de haute qualite dans un systeme de communication audio numerique avec ou sans fil

Country Status (5)

Country Link
EP (1) EP1797665A4 (fr)
JP (1) JP2008514148A (fr)
KR (1) KR20070085235A (fr)
TW (1) TWI304694B (fr)
WO (1) WO2006032978A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1728366B1 (fr) * 2004-03-05 2007-12-05 Xyratex Technology Limited Procede de gestion de la congestion d'un reseau, protocole de signalisation, commutateur, station d'extremite et reseau
US8081626B2 (en) * 2006-07-19 2011-12-20 4472314 Canada Inc. Expedited communication traffic handling apparatus and methods
DE102009031995A1 (de) * 2009-07-06 2011-01-13 Neutrik Aktiengesellschaft Verfahren zur drahtlosen Echtzeitübertragung zumindest eines Audiosignales
US8577209B2 (en) * 2010-06-15 2013-11-05 Mediatek Inc. Method for utilizing at least one storage space sharing scheme to manage storage spaces utilized by video playback operation and related video playback apparatus thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6188496B1 (en) * 1997-11-25 2001-02-13 International Business Machines Corporation Wireless communication system
EP1096717A2 (fr) * 1999-10-25 2001-05-02 FreeSystems Pte Ltd Récupération de données pour un système de transmission audio numérique sans fil
US6400683B1 (en) * 1998-04-30 2002-06-04 Cisco Technology, Inc. Adaptive clock recovery in asynchronous transfer mode networks
US20030063627A1 (en) * 2000-09-08 2003-04-03 Masafumi Toshitani Synchronization control device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09284270A (ja) * 1996-04-19 1997-10-31 Nec Corp シンボル同期追従方法及びそれを適用したシンボル同期追従装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6188496B1 (en) * 1997-11-25 2001-02-13 International Business Machines Corporation Wireless communication system
US6400683B1 (en) * 1998-04-30 2002-06-04 Cisco Technology, Inc. Adaptive clock recovery in asynchronous transfer mode networks
EP1096717A2 (fr) * 1999-10-25 2001-05-02 FreeSystems Pte Ltd Récupération de données pour un système de transmission audio numérique sans fil
US20030063627A1 (en) * 2000-09-08 2003-04-03 Masafumi Toshitani Synchronization control device

Also Published As

Publication number Publication date
TW200625903A (en) 2006-07-16
EP1797665A2 (fr) 2007-06-20
TWI304694B (en) 2008-12-21
KR20070085235A (ko) 2007-08-27
WO2006032978A3 (fr) 2006-12-28
JP2008514148A (ja) 2008-05-01
WO2006032978A2 (fr) 2006-03-30

Similar Documents

Publication Publication Date Title
EP1800295A4 (fr) Appareil et procedes de codage audio numerique multicanal
TWI371715B (en) Playback apparatus and playback method
EP1749420A4 (fr) Dispositif et procede audio
EP1839437A4 (fr) Appareil et procede d'affichage d'informations de diffusion sur un recepteur de diffusion numerique
EP1734527A4 (fr) Appareil de reproduction audio, procédé de reproduction audio et programme
EP1839439A4 (fr) Appareil et procede de demultiplexage dans un recepteur de diffusion numerique
EP1785984A4 (fr) Appareil de codage audio, appareil de décodage audio, appareil de communication et procédé de codage audio
EP1678950A4 (fr) Procede et appareil pour enregistrer et editer un contenu a diffusion numerique
EP1716652A4 (fr) Procede et systeme pour presentation multimedia numerique sans fil
EP1814359A4 (fr) Appareil et méthode d'enregistrement vidéo/audio et appareil et méthode de reproduction vidéo/audio
IL181537A0 (en) System and method for optimizing audio and video data transmission in a wireless system
EP1625682A4 (fr) Procede et systeme pour presentation video numerique sans fil
EP1807938A4 (fr) Procede et systeme pour traitement multimedia numerique sans fil
EP1787413A4 (fr) Procede et systeme pour la communication numerique sans fil
HK1159378A1 (en) Video information encoding method and apparatus
EP1943752A4 (fr) Méthode et appareil pour répéter un signal dans un système de communication sans fil
EP1807823A4 (fr) Procede et systeme pour le traitement de donnees multimedia numeriques sans fil
EP1799487A4 (fr) Dispositif et procede de transmission de donnees a l'aide de supports de communication divers
EP1793373A4 (fr) Appareil de codage audio, appareil de decodage audio, appareil de communication et procede de codage audio
EP1889453A4 (fr) Procede et appareil permettant d'etablir une liaison audio avec une oreillette sans fil en un temps reduit
EP1882361A4 (fr) Procedes et dispositif de signalisation de decalages et de changement dans des reseaux de diffusion numerique
EP1834284A4 (fr) Procede et appareil pour mettre en place des filtres numeriques
HK1091006A1 (en) Apparatus and method for transmitting synchronized audio and video data
GB0501737D0 (en) Digital image production method and apparatus
GB2424160B (en) Digital information reproducing apparatus and method

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20070423

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

DAX Request for extension of the european patent (deleted)
RIN1 Information on inventor provided before grant (corrected)

Inventor name: CHUA, BENG, HUAT

A4 Supplementary search report drawn up and despatched

Effective date: 20100427

RIC1 Information provided on ipc code assigned before grant

Ipc: H04L 1/00 20060101ALI20100421BHEP

Ipc: H04L 1/20 20060101ALI20100421BHEP

Ipc: H04L 7/033 20060101ALI20100421BHEP

Ipc: H04L 7/08 20060101ALI20100421BHEP

Ipc: H04J 3/06 20060101AFI20100421BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20100331