Source: http://www.google.com/patents/US7173984?dq=7,003,515
Timestamp: 2014-12-20 09:01:36
Document Index: 327167311

Matched Legal Cases: ['Application No. 04027867', 'Application No. 04027868', 'Application No. 04027869', 'Application No. 04027870', 'Application No. 04027871', 'Application No. 04027872', 'Application No. 04027873']

Patent US7173984 - Digital subscriber line communicating system - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More »Sign inAdvanced Patent SearchPatentsA digital subscriber line communicating system having a central office and a remote terminal connected through a telephone line, the transmitting side including a sliding window transmitting unit for transmitting DMT symbols according to the sliding window through the telephone line to the receiving...http://www.google.com/patents/US7173984?utm_source=gb-gplus-sharePatent US7173984 - Digital subscriber line communicating systemAdvanced Patent SearchPublication numberUS7173984 B2Publication typeGrantApplication numberUS 10/918,072Publication dateFeb 6, 2007Filing dateAug 13, 2004Priority dateMay 26, 1998Fee statusPaidAlso published asEP0961449A2, EP0961449A3, EP1511256A2, EP1511256A3, EP1511257A2, EP1511257A3, EP1511258A2, EP1511258A3, EP1511259A2, EP1511259A3, EP1511260A2, EP1511260A3, EP1511261A2, EP1511261A3, EP1511262A2, EP1511262A3, EP1605656A2, US6944216, US6965649, US7088783, US7126995, US7295620, US7386037, US7555055, US20050008082, US20050008083, US20050013382, US20050013431, US20050018781, US20050025309, US20050105601Publication number10918072, 918072, US 7173984 B2, US 7173984B2, US-B2-7173984, US7173984 B2, US7173984B2InventorsSeiji Miyoshi, Yutaka Awata, Hiroyasu Murata, Nobukazu Koizumi, Takashi SasakiOriginal AssigneeFujitsu LimitedExport CitationBiBTeX, EndNote, RefManPatent Citations (33), Non-Patent Citations (14), Referenced by (1), Classifications (24), Legal Events (3) External Links: USPTO, USPTO Assignment, EspacenetDigital subscriber line communicating systemUS 7173984 B2Abstract A digital subscriber line communicating system having a central office and a remote terminal connected through a telephone line, the transmitting side including a sliding window transmitting unit for transmitting DMT symbols according to the sliding window through the telephone line to the receiving side, and the receiving side including a sliding window receiving unit for receiving DMT symbols according to the sliding window from the transmitting side, the sliding window indicating the phase of cross-talk condition due to a TCM-ISDN transmission at the receiving side, whereby TCM cross-talk can be reduced without largely departing from the standard system.
Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS5222077Oct 22, 1992Jun 22, 1993Racal-Datacom, Inc.Radix mapping with variable number of symbols in mapping periodUS5375147Aug 20, 1992Dec 20, 1994Fujitsu LimitedJitter compensating deviceUS5440347Oct 13, 1993Aug 8, 1995Philips Electronics North America CorporationMethod and apparatus for randomizing training sequences to minimize interference in digital transmissionsUS5513208Sep 28, 1993Apr 30, 1996Canon Kabushiki KaishaFacsimile apparatus and training sequence changeover methodUS5680394Jul 11, 1995Oct 21, 1997Amati Communications CorporationIn a subscriber line based communication systemUS5689440 *Dec 11, 1996Nov 18, 1997Motorola, Inc.Voice compression method and apparatus in a communication systemUS5774450Dec 29, 1995Jun 30, 1998Matsushita Electric Industrial Co., Ltd.Method of transmitting orthogonal frequency division multiplexing signal and receiver thereofUS5832032 *Oct 28, 1996Nov 3, 1998Northern Telecom LimitedInterference reduction in telecommunications systemsUS5966373Dec 10, 1997Oct 12, 1999L-3 Communications CorporationWaveform and frame structure for a fixed wireless loop synchronous CDMA communications systemUS5982784Jul 7, 1997Nov 9, 1999Advanced Micro DevicesBandwidth sharing for remote and local data transfers using multicarrier modulation over common transmission mediumUS5991271 *Dec 20, 1995Nov 23, 1999Us West, Inc.Signal-to-channel mapping for multi-channel, multi-signal transmission systemsUS5991311Oct 25, 1997Nov 23, 1999Centillium TechnologyTime-multiplexed transmission on digital-subscriber lines synchronized to existing TCM-ISDN for reduced cross-talkUS5995568 *Oct 28, 1996Nov 30, 1999Motorola, Inc.Method and apparatus for performing frame synchronization in an asymmetrical digital subscriber line (ADSL) systemUS6009122May 12, 1997Dec 28, 1999Amati Communciations CorporationMethod and apparatus for superframe bit allocationUS6134273 *Dec 23, 1997Oct 17, 2000Texas Instruments IncorporatedBit loading and rate adaptation on DMT DSL data transmissionUS6144695Dec 23, 1997Nov 7, 2000At&T Corp.Method and apparatus for reducing near-end crosstalk (NEXT) in discrete multi-tone modulator/demodulatorsUS6229855Aug 22, 1997May 8, 2001Adc Telecommunications, Inc.Adaptive transmitter for digital transmissionUS6307889May 11, 1998Oct 23, 2001Samsung Electronics Co., Ltd.Method for fast initialization of multicarrier system and point-to-multipoint transfer of multicarrier signal in digital subscriber lineUS6477184May 14, 1998Nov 5, 2002Nec CorporationTime-division multiplexing transmission systemEP0828363A2Sep 4, 1997Mar 11, 1998Texas Instruments IncorporatedMulticode modem with a plurality of analogue front endsEP0966134A2Jun 18, 1999Dec 22, 1999Fujitsu LimitedDigital subscriber line communicating system and a transceiver in the systemEP0969639A2Jun 30, 1999Jan 5, 2000Fujitsu LimitedData allocation for multicarrier transmissionEP1018831A1Jun 4, 1999Jul 12, 2000Mitsubishi Denki Kabushiki KaishaCommunication device and methodEP1098463A1May 21, 1999May 9, 2001Fujitsu LimitedDigital subscriber's line transmitting method and deviceJPH098770A Title not availableJPH1065644A Title not availableJPH02109436A Title not availableJPH08251135A Title not availableJPS6392135A Title not availableJPS60157350A Title not availableWO1995034149A1Jun 2, 1995Dec 14, 1995Amati Communications IncMethod and apparatus for coordinating multi-point-to-point communications in a multi-tone data transmission systemWO1997003506A1Jun 19, 1996Jan 30, 1997Amati Communications CorpTime division duplexed high speed data transmission system and methodWO1998052312A2May 8, 1998Nov 19, 1998Amati Communications CorpMethod and apparatus for superframe bit allocation in a discrete multitone (dmt) system* Cited by examinerNon-Patent CitationsReference1Al Jackson, ADSL for High-Speed Broadband Data Service. Aerospace Conference, 1998 IEEE, pp. 451-465, XP010286910.2David W. Lin, A Tutorial on Digital Subscriber Line Transceiver for ISDN, IEEE International Symposium on Circuits and Systems, p. 839.3European Search Report dated Mar. 14, 2005 for European Application No. 04027867.34European Search Report dated Mar. 14, 2005 for European Application No. 04027868.15European Search Report dated Mar. 14, 2005 for European Application No. 04027869.96European Search Report dated Mar. 14, 2005 for European Application No. 04027870.77European Search Report dated Mar. 9, 2005 for European Application No. 04027871.58European Search Report dated Mar. 9, 2005 for European Application No. 04027872.39European Search Report dated Mar. 9, 2005 for European Application No. 04027873.110Hiroshi Okado et al. A Study on ADSL system for TCM-ISDN Crosstalk, NEC Corporation, Mar. 1998.11International Telecommunication Union: "G.992.2 Asymetric Digital Subscriber Line (ADSL) Transceivers" ITU.T Recommendation Series G: Transmission Systems and Media, Digital Systems and Networks, Jun. 22, 1999 XP002200769: pp. 111-145.12Okamura et al., "ADSL System for Time Periodic Noise Environments " NEC Research and Development, Nippon Electric Ltd., Tokyo JP.; vol. 40, No. 1, Jan. 1999, pp. 64-69: XP000869790: ISSN: 0547-051X.13Seiich Yamano, The Range of HDSLs and ADSLs in NTT's Local Networks. NTT Transmission Systems Laboratories, IEEE 1994 p. 444.14Zimmerman G A Ed et al. Achievable rates vs. operating characteristics of local loop transmission: HDSL, HDSL2, ADSL, and VDSL. Signals, Systems, & Computers, Nov. 2, 1997, pp. 573-577, XP010280818.Referenced byCiting PatentFiling datePublication dateApplicantTitleUS7512192 *Feb 10, 2004Mar 31, 2009Fishman Ilya MPhase conjugated vectoring of signals in telephone cables* Cited by examinerClassifications U.S. Classification375/340International ClassificationH04L5/16, H04J11/00, H04B3/32, H04M3/00, H04L5/14, H04L7/00, H04M11/06, H04L27/06, H04L27/26Cooperative ClassificationH04L27/2613, H04L27/2655, H04Q2213/1319, H04L5/0046, H04B3/32, H04Q2213/13039, H04L5/0007, H04M11/062, H04Q2213/13209European ClassificationH04L27/26M3A, H04B3/32, H04L5/00C4A, H04M11/06B, H04L27/26M3Legal EventsDateCodeEventDescriptionJul 9, 2014FPAYFee paymentYear of fee payment: 8Jul 8, 2010FPAYFee paymentYear of fee payment: 4Feb 25, 2008ASAssignmentOwner name: WI-LAN, INC., CANADAFree format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:FUJITSU LIMITED;REEL/FRAME:020555/0141Effective date: 20080213RotateOriginal ImageGoogle Home - Sitemap - USPTO Bulk Downloads - Privacy Policy - Terms of Service - About Google Patents - Send FeedbackData provided by IFI CLAIMS Patent Services©2012 Google