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Brevets

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Numéro de publicationWO2002023824 A3
Type de publicationDemande
Numéro de demandePCT/US2001/028323
Date de publication4 sept. 2003
Date de dépôt12 sept. 2001
Date de priorité11 sept. 2000
Autre référence de publicationEP1356633A2, WO2002023824A2
Numéro de publicationPCT/2001/28323, PCT/US/1/028323, PCT/US/1/28323, PCT/US/2001/028323, PCT/US/2001/28323, PCT/US1/028323, PCT/US1/28323, PCT/US1028323, PCT/US128323, PCT/US2001/028323, PCT/US2001/28323, PCT/US2001028323, PCT/US200128323, WO 0223824 A3, WO 0223824A3, WO 2002/023824 A3, WO 2002023824 A3, WO 2002023824A3, WO-A3-0223824, WO-A3-2002023824, WO0223824 A3, WO0223824A3, WO2002/023824A3, WO2002023824 A3, WO2002023824A3
InventeursRamin Borazjani, Todd Lee Brooks, David Hartman, Shane P Lansing, Robert J Lee, Robert M Lukas, Kevin L Miller, Theodore F Rabenko, James C Thi, Kenneth J Unger
DéposantBroadcom Corp
Exporter la citationBiBTeX, EndNote, RefMan
Liens externes:  Patentscope, Espacenet
Cable modem with voice processing capability
WO 2002023824 A3
Résumé
A network gateway is configured to facilitate on line and off line bidirectional communication between a number of neear end data and telephony devices with far end data termination devices via a hybrid fiber coaxial network and a cable modem termination system. The described network gateway combines a QAM receiver, a transmitter, a DOCSIS MAC, a CPU, a voice and audio processor, a voice synchronizer, an Ethernet MAC, and a USB controller to provide high performance and robust operation.
Citations de brevets
Brevet cité Date de dépôt Date de publication Déposant Titre
WO1997044947A1 *9 mai 199727 nov. 1997Integrated Network CorporationMultimedia over voice communication system
WO1999039541A2 *29 janv. 19995 août 1999At & T Corp.A method and system for telephony and high speed data access on a broadband access network
WO2000048420A2 *10 févr. 200017 août 2000Broadcom CorporationCable modem system with sample and packet synchronization
EP0627840A2 *27 mai 19947 déc. 1994Matsushita Electric Industrial Co., Ltd.Echo canceller
EP0746134A2 *21 mai 19964 déc. 1996AT&T Corp.Acoustic echo canceler
EP0817398A2 *17 juin 19977 janv. 1998Toshiro KawaharaIntelligent near-end speech detection
EP0851653A2 *2 déc. 19971 juil. 1998Lucent Technologies Inc.Local telephone service over a cable network using packet voice
US4453259 *20 avr. 19825 juin 1984Trw Inc.Digital synchronization technique
US5555244 *30 juin 199410 sept. 1996Integrated Network CorporationScalable multimedia network
US5598468 *9 févr. 199528 janv. 1997Lucent Technologies Inc.Method and apparatus for echo removal in a communication system
US5719872 *27 nov. 199617 févr. 1998Scientific-Atlanta, Inc.Reverse path allocation and contention resolution scheme for a broadband communications system
US5790538 *26 janv. 19964 août 1998Telogy Networks, Inc.System and method for voice Playout in an asynchronous packet network
US5896443 *10 janv. 199720 avr. 1999Intel CorporationPhone line computer networking
Citations hors brevets
Référence
1 *"STMicroelectronics and Netergy Networks", NEWS FLASH, - 15 May 2000 (2000-05-15), London, England, pages 1 - 3, XP002229551, Retrieved from the Internet <URL:http://eu.st.com/stonline/press/news/year2000/t863p.htm> [retrieved on 20030131]
2 *GUN SEO ET AL: "An implementation of VoIP cable modem", TENCON 99. PROCEEDINGS OF THE IEEE REGION 10 CONFERENCE CHEJU ISLAND, SOUTH KOREA 15-17 SEPT. 1999, PISCATAWAY, NJ, USA,IEEE, US, 15 September 1999 (1999-09-15), pages 1532 - 1535, XP010368558, ISBN: 0-7803-5739-6
3 *IKRAM M Z ET AL: "Design and implementation of IIR filters in STLC7545 analog front-end for voice communication", TENCON '97. IEEE REGION 10 ANNUAL CONFERENCE. SPEECH AND IMAGE TECHNOLOGIES FOR COMPUTING AND TELECOMMUNICATIONS., PROCEEDINGS OF IEEE BRISBANE, QLD., AUSTRALIA 2-4 DEC. 1997, NEW YORK, NY, USA,IEEE, US, 2 December 1997 (1997-12-02), pages 65 - 67, XP010264219, ISBN: 0-7803-4365-4
4 *MINASSIAN G: "HOME PHONE LINE NETWORKS: THE NEXT NETWORKING CHALLENGE", ELECTRONIC PRODUCT DESIGN, IML PUBLICATION, GB, vol. 19, no. 11, November 1998 (1998-11-01), pages C15 - C16,C18,C21, XP000981685, ISSN: 0263-1474
5 *MODEL M J ET AL: "Power considerations for cable telephony networks", IEEE PUBLICATION, XP010523204
Classifications
Classification internationaleH04N7/24, H04L12/28, H04N7/10, H04L12/66
Classification coopérativeH04L12/5692, H04N7/10, H04L12/66, H04N21/2383, H04L12/2801, H04N21/4382
Classification européenneH04L12/56F1, H04N21/438M, H04N21/2383, H04L12/28B, H04N7/10, H04L12/66
Événements juridiques
DateCodeÉvénementDescription
21 mars 2002ALDesignated countries for regional patents
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