DE69025979D1 - Synchrones optisches Übertragungssystem - Google Patents

Synchrones optisches Übertragungssystem

Info

Publication number
DE69025979D1
DE69025979D1 DE69025979T DE69025979T DE69025979D1 DE 69025979 D1 DE69025979 D1 DE 69025979D1 DE 69025979 T DE69025979 T DE 69025979T DE 69025979 T DE69025979 T DE 69025979T DE 69025979 D1 DE69025979 D1 DE 69025979D1
Authority
DE
Germany
Prior art keywords
transmission system
optical transmission
synchronous optical
sonet
channels
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.)
Expired - Fee Related
Application number
DE69025979T
Other languages
English (en)
Other versions
DE69025979T2 (de
Inventor
Raymond Eugene Tyrrell
Lamar O Bishop
Rodney M Briscoe
Claude M Hurlocker
Joseph E Sutherland
William B Fox
Stephen C Dunning
Harold W Goodnight
Dale L Krisher
Hal A Thorne
Paul V Runyon
Michael J Gingell
Jr Richard J Sanders
Keith L Bernhardt
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of DE69025979D1 publication Critical patent/DE69025979D1/de
Publication of DE69025979T2 publication Critical patent/DE69025979T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0046—User Network Interface
    • H04J2203/0048—Network termination, e.g. NT1, NT2, PBX
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery
DE69025979T 1989-05-12 1990-05-11 Synchrones optisches Übertragungssystem Expired - Fee Related DE69025979T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/351,861 US5185736A (en) 1989-05-12 1989-05-12 Synchronous optical transmission system

Publications (2)

Publication Number Publication Date
DE69025979D1 true DE69025979D1 (de) 1996-04-25
DE69025979T2 DE69025979T2 (de) 1996-08-22

Family

ID=23382729

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025979T Expired - Fee Related DE69025979T2 (de) 1989-05-12 1990-05-11 Synchrones optisches Übertragungssystem

Country Status (5)

Country Link
US (1) US5185736A (de)
EP (1) EP0397197B1 (de)
AT (1) ATE135864T1 (de)
DE (1) DE69025979T2 (de)
ES (1) ES2091209T3 (de)

Families Citing this family (237)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5347545A (en) * 1991-01-25 1994-09-13 Fujitsu Limited Multi-terminal communication equipment for smoothly and correctly communicating data between a plurality of terminal equipments
ATE132648T1 (de) * 1991-02-04 1996-01-15 Dolby Lab Licensing Corp Speichermedium und vorrichtung zur rückgewinnung von data des mediums durch uberabtastung
CA2076238C (en) * 1991-08-21 1997-12-30 Yoshihide Kuroda Sonet transmission signal processing method and sonet transmission signal processing apparatus
GB9127116D0 (en) * 1991-12-20 1992-02-19 Jahromi Fazlollah R Interconnecting communications networks
US5390299A (en) * 1991-12-27 1995-02-14 Digital Equipment Corporation System for using three different methods to report buffer memory occupancy information regarding fullness-related and/or packet discard-related information
US5293376A (en) * 1992-01-10 1994-03-08 Bell Communications Research, Inc. Upgraded telecommunication network
US5479608A (en) * 1992-07-17 1995-12-26 Alcatel Network Systems, Inc. Group facility protection in a digital telecommunications system
US5721788A (en) 1992-07-31 1998-02-24 Corbis Corporation Method and system for digital image signatures
US5278902A (en) * 1992-12-30 1994-01-11 Intel Corporation Method and apparatus for transition direction coding
US5784377A (en) 1993-03-09 1998-07-21 Hubbell Incorporated Integrated digital loop carrier system with virtual tributary mapper circuit
US5355238A (en) * 1993-08-18 1994-10-11 Swl Inc. Method and apparatus for the monitoring and demarcation of synchronous optical networks
DE4331579C2 (de) * 1993-09-16 1995-07-06 Siemens Ag Verfahren zum Übertragen von Nachrichtenzellen über redundante virtuelle Pfadpaare eines ATM-Kommunikationsnetzes
DE4331577C2 (de) * 1993-09-16 1995-12-07 Siemens Ag Verfahren und Schaltungsanordnung zum Übertragen von Nachrichtenzellen über redundante virtuelle Pfadpaare eines ATM-Kommunikationsnetzes
JP2883525B2 (ja) * 1993-09-17 1999-04-19 富士通株式会社 回線誤り検出装置
US5862260A (en) 1993-11-18 1999-01-19 Digimarc Corporation Methods for surveying dissemination of proprietary empirical data
US6408082B1 (en) 1996-04-25 2002-06-18 Digimarc Corporation Watermark detection using a fourier mellin transform
US6580819B1 (en) 1993-11-18 2003-06-17 Digimarc Corporation Methods of producing security documents having digitally encoded data and documents employing same
DE69434237T2 (de) 1993-11-18 2005-12-08 Digimarc Corp., Tualatin Video mit versteckten in-Band digitalen Daten
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US5841886A (en) 1993-11-18 1998-11-24 Digimarc Corporation Security system for photographic identification
US6516079B1 (en) 2000-02-14 2003-02-04 Digimarc Corporation Digital watermark screening and detecting strategies
US6122403A (en) 1995-07-27 2000-09-19 Digimarc Corporation Computer system linked by using information in data objects
US5636292C1 (en) * 1995-05-08 2002-06-18 Digimarc Corp Steganography methods employing embedded calibration data
US7171016B1 (en) 1993-11-18 2007-01-30 Digimarc Corporation Method for monitoring internet dissemination of image, video and/or audio files
US5748783A (en) 1995-05-08 1998-05-05 Digimarc Corporation Method and apparatus for robust information coding
US7044395B1 (en) 1993-11-18 2006-05-16 Digimarc Corporation Embedding and reading imperceptible codes on objects
US6424725B1 (en) 1996-05-16 2002-07-23 Digimarc Corporation Determining transformations of media signals with embedded code signals
US5832119C1 (en) 1993-11-18 2002-03-05 Digimarc Corp Methods for controlling systems using control signals embedded in empirical data
US5710834A (en) * 1995-05-08 1998-01-20 Digimarc Corporation Method and apparatus responsive to a code signal conveyed through a graphic image
US5841978A (en) 1993-11-18 1998-11-24 Digimarc Corporation Network linking method using steganographically embedded data objects
US6449377B1 (en) * 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
US6983051B1 (en) * 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US6611607B1 (en) 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US5822436A (en) 1996-04-25 1998-10-13 Digimarc Corporation Photographic products and methods employing embedded information
US6614914B1 (en) 1995-05-08 2003-09-02 Digimarc Corporation Watermark embedder and reader
US5768426A (en) 1993-11-18 1998-06-16 Digimarc Corporation Graphics processing system employing embedded code signals
US5436890A (en) * 1993-12-30 1995-07-25 Dsc Communications Corporation Integrated multi-rate cross-connect system
JPH07221764A (ja) * 1994-01-31 1995-08-18 Fujitsu Ltd オーダワイヤ中継方式
US5724599A (en) * 1994-03-08 1998-03-03 Texas Instrument Incorporated Message passing and blast interrupt from processor
JP3159862B2 (ja) * 1994-03-15 2001-04-23 富士通株式会社 加入者系伝送装置
US7039214B2 (en) * 1999-11-05 2006-05-02 Digimarc Corporation Embedding watermark components during separate printing stages
US6968057B2 (en) * 1994-03-17 2005-11-22 Digimarc Corporation Emulsion products and imagery employing steganography
US6522770B1 (en) 1999-05-19 2003-02-18 Digimarc Corporation Management of documents and other objects using optical devices
US6869023B2 (en) * 2002-02-12 2005-03-22 Digimarc Corporation Linking documents through digital watermarking
GB9405993D0 (en) * 1994-03-25 1994-05-11 Plessey Telecomm Multipurpose synchronous switch architecture
JPH07264177A (ja) * 1994-03-25 1995-10-13 Matsushita Electric Ind Co Ltd 並列信号光伝送方式
JPH07303088A (ja) * 1994-05-10 1995-11-14 Hitachi Ltd アッド・ドロップ多重化装置
JP2705574B2 (ja) * 1994-06-01 1998-01-28 日本電気株式会社 パストレースバイト収集回路
US5493565A (en) * 1994-08-10 1996-02-20 Dsc Communications Corporation Grooming device for streamlining a plurality of input signal lines into a grouped set of output signals
US6334219B1 (en) 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
US5490142A (en) * 1994-09-30 1996-02-06 Alcatel Network Systems, Inc. VT group optical extension interface and VT group optical extension format method
US6560349B1 (en) 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
US5592472A (en) * 1994-10-27 1997-01-07 Hewlett-Packard Company High performance path allocation system and method for a fiber optic switch for a fiber optic network
US5602853A (en) * 1994-11-03 1997-02-11 Digital Equipment Corporation Method and apparatus for segmentation and reassembly of ATM packets using only dynamic ram as local memory for the reassembly process
US5805924A (en) * 1994-11-08 1998-09-08 Stoevhase; Bent Method and apparatus for configuring fabrics within a fibre channel system
SE514658C2 (sv) * 1994-12-21 2001-03-26 Ericsson Telefon Ab L M Nodarkitektur för tillämpning av optisk optimering (OADM)
DE4446511A1 (de) * 1994-12-24 1996-06-27 Sel Alcatel Ag Synchrones digitales Nachrichtenübertragungssystem mit hierarchischem Synchronisierungsnetz
US5581566A (en) * 1995-01-06 1996-12-03 The Regents Of The Univ. Of California Office Of Technology Transfer High-performance parallel interface to synchronous optical network gateway
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing
USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
US6088371A (en) * 1995-04-05 2000-07-11 Hitachi, Ltd. Up-grading method for transmission apparatus
US6728390B2 (en) 1995-05-08 2004-04-27 Digimarc Corporation Methods and systems using multiple watermarks
US6721440B2 (en) 1995-05-08 2004-04-13 Digimarc Corporation Low visibility watermarks using an out-of-phase color
US6760463B2 (en) 1995-05-08 2004-07-06 Digimarc Corporation Watermarking methods and media
US7486799B2 (en) * 1995-05-08 2009-02-03 Digimarc Corporation Methods for monitoring audio and images on the internet
US9191117B2 (en) * 1995-05-11 2015-11-17 Ciena Corporation High-speed optical transponder systems
US6233077B1 (en) 1995-05-11 2001-05-15 Ciena Corporation Remodulating channel selectors for WDM optical communication systems
US5933261A (en) * 1995-06-26 1999-08-03 Canon Kabushiki Kaisha Information processing method and system
US6829368B2 (en) 2000-01-26 2004-12-07 Digimarc Corporation Establishing and interacting with on-line media collections using identifiers in media signals
US6577746B1 (en) * 1999-12-28 2003-06-10 Digimarc Corporation Watermark-based object linking and embedding
US6788800B1 (en) 2000-07-25 2004-09-07 Digimarc Corporation Authenticating objects using embedded data
US6411725B1 (en) 1995-07-27 2002-06-25 Digimarc Corporation Watermark enabled video objects
US6408331B1 (en) * 1995-07-27 2002-06-18 Digimarc Corporation Computer linking methods using encoded graphics
US5748612A (en) * 1995-08-10 1998-05-05 Mcdata Corporation Method and apparatus for implementing virtual circuits in a fibre channel system
US5610745A (en) * 1995-10-26 1997-03-11 Hewlett-Packard Co. Method and apparatus for tracking buffer availability
US5592160A (en) * 1995-10-26 1997-01-07 Hewlett-Packard Company Method and apparatus for transmission code decoding and encoding
US5815490A (en) * 1995-11-20 1998-09-29 Nec America, Inc. SDH ring high order path management
KR0168922B1 (ko) * 1995-12-26 1999-02-01 양승택 다수의 특정용도 집적회로를 구비한 시스템에서의 장애 위치 탐색 장치
US5768530A (en) * 1995-12-28 1998-06-16 Emc Corporation High speed integrated circuit interface for fibre channel communications
US5765153A (en) * 1996-01-03 1998-06-09 International Business Machines Corporation Information handling system, method, and article of manufacture including object system authorization and registration
GB9605260D0 (en) * 1996-03-13 1996-05-15 Northern Telecom Ltd Audio communications over a dcn supporting osi protocols
US6381341B1 (en) 1996-05-16 2002-04-30 Digimarc Corporation Watermark encoding method exploiting biases inherent in original signal
US5940456A (en) * 1996-06-20 1999-08-17 Ut Starcom, Inc. Synchronous plesiochronous digital hierarchy transmission systems
US7643500B1 (en) 1996-10-22 2010-01-05 Sprint Communications Company L.P. Overhead replication for SONET signals
US7301953B1 (en) 1996-10-22 2007-11-27 Sprint Communications Company L.P. Method and system for transporting a secondary communication signal with a primary communication signal
ES2119707B1 (es) * 1996-11-19 1999-06-16 Telefonica Nacional Espana Co Circuito interfaz de linea para banda ancha.
US6023459A (en) * 1996-12-04 2000-02-08 Northern Telecom Limited Frequency assignment in wireless networks
TW357521B (en) 1996-12-26 1999-05-01 Dsc Telecom Lp Data transfer system and method for distributed digital cross-connect system
US6611537B1 (en) * 1997-05-30 2003-08-26 Centillium Communications, Inc. Synchronous network for digital media streams
US6005849A (en) * 1997-09-24 1999-12-21 Emulex Corporation Full-duplex communication processor which can be used for fibre channel frames
US6044088A (en) * 1997-09-30 2000-03-28 Alcatel Usa Sourcing, L.P. System and circuit for telecommunications data conversion
US6295622B1 (en) * 1997-12-08 2001-09-25 Intrinsity, Inc. Method and apparatus for transforming pseudorandom binary test patterns into test stimulus patterns appropriate for circuits having 1 of N encoded inputs
US6804376B2 (en) 1998-01-20 2004-10-12 Digimarc Corporation Equipment employing watermark-based authentication function
US6157638A (en) * 1998-03-23 2000-12-05 Motorola, Inc. High density packet switch with high speed interfaces and method for using same
US6145030A (en) * 1998-03-27 2000-11-07 Intel Corporation System for managing input/output address accesses at a bridge/memory controller
US6580709B1 (en) 1998-04-29 2003-06-17 Nec America, Inc. Sonet system and method which performs TSI functions on the backplane and uses PCM buses partitioned into 4-bit wide parallel buses
US6667973B1 (en) 1998-04-29 2003-12-23 Zhone Technologies, Inc. Flexible SONET access and transmission systems
US6438102B1 (en) 1998-06-03 2002-08-20 Cisco Technology, Inc. Method and apparatus for providing asynchronous memory functions for bi-directional traffic in a switch platform
US6483850B1 (en) 1998-06-03 2002-11-19 Cisco Technology, Inc. Method and apparatus for routing cells having different formats among service modules of a switch platform
US6512769B1 (en) * 1998-06-03 2003-01-28 Cisco Technology, Inc. Method and apparatus for rate-based cell traffic arbitration in a switch
JP3622510B2 (ja) * 1998-06-19 2005-02-23 富士通株式会社 ディジタル加入者線伝送方法、ａｄｓｌトランシーバ、チャンネルアナリシステ方法及びａｄｓｌ装置
US7139277B2 (en) * 1998-07-22 2006-11-21 Synchrodyne Networks, Inc. Multi-terabit SONET switching with common time reference
IT1303101B1 (it) * 1998-07-31 2000-10-30 Cit Alcatel Circuito di inserzione e prelievo di bytes di controllo in trame sdh.
JP3862884B2 (ja) * 1999-03-04 2006-12-27 三菱電機株式会社 トリビュタリ信号の多重送信システムおよび多重送信方法
US6865181B1 (en) 1999-03-22 2005-03-08 Cisco Technology, Inc. Method and apparatus for routing telecommunications signals
US7924706B1 (en) 1999-03-22 2011-04-12 Cisco Technology, Inc. Method and apparatus for controlling the operation of a flexible cross-connect system
US6587470B1 (en) 1999-03-22 2003-07-01 Cisco Technology, Inc. Flexible cross-connect with data plane
US6671271B1 (en) * 1999-06-03 2003-12-30 Fujitsu Network Communications, Inc. Sonet synchronous payload envelope pointer control system
US6493847B1 (en) * 1999-06-15 2002-12-10 Applied Micro Circuits Corporation Sonet B2 parity byte calculation method and apparatus
JP3699863B2 (ja) * 1999-07-12 2005-09-28 株式会社日立コミュニケーションテクノロジー エラー訂正符号装置、エラー訂正符号復号装置および伝送装置
US6356550B1 (en) * 1999-07-30 2002-03-12 Mayan Networks Corporation Flexible time division multiplexed bus using sonet formatting
US6512647B1 (en) 1999-08-27 2003-01-28 Seagate Technology Llc Method and apparatus for adaptive tuning bias current for magnetoresistive head
US6650808B1 (en) * 1999-10-14 2003-11-18 Raytheon Company Optical high speed bus for a modular computer network
DE19963817C2 (de) * 1999-12-30 2002-09-26 Siemens Ag Verfahren und Vorrichtung zur Umsetzung eines bidirektionalen Datenstroms über eine S2m-Schnittstelle für eine Übermittlung über ein Niederspannungsstromnetz
US7389368B1 (en) * 2000-01-24 2008-06-17 Agere Systems Inc. Inter-DSP signaling in a multiple DSP environment
US6625297B1 (en) 2000-02-10 2003-09-23 Digimarc Corporation Self-orienting watermarks
EP1148683A3 (de) * 2000-03-01 2004-05-06 Virata Corporation Adaptive Gabelschaltung für Mehrträgerkommunikation
US6804377B2 (en) 2000-04-19 2004-10-12 Digimarc Corporation Detecting information hidden out-of-phase in color channels
US7372805B2 (en) * 2000-05-09 2008-05-13 Lucent Technologies Inc. Traffic grooming methods for undersea trunk and branch architectures
JP4685326B2 (ja) * 2000-06-14 2011-05-18 ビテッセ セミコンダクター コーポレイション トランスペアレントなトランスポート・オーバヘッドのマッピング
US7035204B1 (en) 2000-07-26 2006-04-25 Cicso Technology, Inc. Method and apparatus for rerouting telecommunications signals
US7054310B1 (en) * 2000-09-14 2006-05-30 Ciena Corporation Methods and apparatuses for providing multiple services from any slot in a SONET system having multiple slots
US7636772B1 (en) 2000-10-19 2009-12-22 International Business Machines Corporation Method and apparatus for dynamic retention of system area network management information in non-volatile store
US6941350B1 (en) 2000-10-19 2005-09-06 International Business Machines Corporation Method and apparatus for reliably choosing a master network manager during initialization of a network computing system
US7113995B1 (en) 2000-10-19 2006-09-26 International Business Machines Corporation Method and apparatus for reporting unauthorized attempts to access nodes in a network computing system
US6990528B1 (en) 2000-10-19 2006-01-24 International Business Machines Corporation System area network of end-to-end context via reliable datagram domains
US7099955B1 (en) * 2000-10-19 2006-08-29 International Business Machines Corporation End node partitioning using LMC for a system area network
US6885635B1 (en) * 2000-11-21 2005-04-26 Juniper Networks, Inc. High capacity router having redundant components
US20020073257A1 (en) * 2000-12-07 2002-06-13 Ibm Corporation Transferring foreign protocols across a system area network
US6792015B1 (en) * 2000-12-29 2004-09-14 Cisco Technology, Inc. Thermo-electric cooler circuit and method for DWDM/TDM mode selection
US6697750B1 (en) * 2001-01-11 2004-02-24 Ciena Corporation Method and apparatus for performing parallel asynchronous testing of optical modules
US6766464B2 (en) 2001-02-13 2004-07-20 Sun Microsystems, Inc. Method and apparatus for deskewing multiple incoming signals
WO2002080420A1 (en) * 2001-03-28 2002-10-10 Syscor Research & Development Inc. Capacity re-use in data communication networks
US6639919B2 (en) 2001-05-01 2003-10-28 Adc Dsl Systems, Inc. Bit-level control for dynamic bandwidth allocation
JP2002374251A (ja) * 2001-06-14 2002-12-26 Nec Corp ネットワーク監視システム及びそれに用いるデータ量カウント方法並びにそのプログラム
US7701683B2 (en) * 2001-07-06 2010-04-20 Schweitzer Engineering Laboratories, Inc. Apparatus, system, and method for sharing output contacts across multiple relays
US6628684B2 (en) * 2001-07-12 2003-09-30 National Institute Of Advanced Industrial Science And Technology Timing synchronization device of a pulsed laser and an optical synthesizer
US7386008B2 (en) * 2001-07-19 2008-06-10 Eci Telecom Ltd. Method and apparatus for converting data packets between a higher bandwidth network and a lower bandwidth network having multiple channels
CA2470094C (en) 2001-12-18 2007-12-04 Digimarc Id Systems, Llc Multiple image security features for identification documents and methods of making same
US6735718B2 (en) 2001-12-21 2004-05-11 Hubbell Incorporated Protection switch to support redundant application of converter units
US7728048B2 (en) 2002-12-20 2010-06-01 L-1 Secure Credentialing, Inc. Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
CA2470600C (en) * 2001-12-24 2009-12-22 Digimarc Id Systems, Llc Systems, compositions, and methods for full color laser engraving of id documents
CA2471457C (en) * 2001-12-24 2011-08-02 Digimarc Id Systems, Llc Covert variable information on id documents and methods of making same
US7694887B2 (en) * 2001-12-24 2010-04-13 L-1 Secure Credentialing, Inc. Optically variable personalized indicia for identification documents
JP3846333B2 (ja) * 2002-03-04 2006-11-15 松下電器産業株式会社 光出力装置および情報処理端末
US7824029B2 (en) 2002-05-10 2010-11-02 L-1 Secure Credentialing, Inc. Identification card printer-assembler for over the counter card issuing
US6958941B2 (en) * 2002-06-17 2005-10-25 Teac Corporation Circuit board and information storing apparatus equipped therewith
US7198197B2 (en) * 2002-11-05 2007-04-03 Rambus, Inc. Method and apparatus for data acquisition
US7804982B2 (en) 2002-11-26 2010-09-28 L-1 Secure Credentialing, Inc. Systems and methods for managing and detecting fraud in image databases used with identification documents
US7712673B2 (en) 2002-12-18 2010-05-11 L-L Secure Credentialing, Inc. Identification document with three dimensional image of bearer
DE602004030434D1 (de) 2003-04-16 2011-01-20 L 1 Secure Credentialing Inc Dreidimensionale datenspeicherung
US6996638B2 (en) * 2003-05-12 2006-02-07 International Business Machines Corporation Method, system and program products for enhancing input/output processing for operating system images of a computing environment
US7000036B2 (en) * 2003-05-12 2006-02-14 International Business Machines Corporation Extended input/output measurement facilities
US7290070B2 (en) * 2003-05-12 2007-10-30 International Business Machines Corporation Multiple logical input/output subsystem facility
US7177961B2 (en) * 2003-05-12 2007-02-13 International Business Machines Corporation Managing access, by operating system images of a computing environment, of input/output resources of the computing environment
US7174550B2 (en) * 2003-05-12 2007-02-06 International Business Machines Corporation Sharing communications adapters across a plurality of input/output subsystem images
US7127599B2 (en) * 2003-05-12 2006-10-24 International Business Machines Corporation Managing configurations of input/output system images of an input/output subsystem, wherein a configuration is modified without restarting the input/output subsystem to effect a modification
US7130938B2 (en) 2003-05-12 2006-10-31 International Business Machines Corporation Method, system and program products for identifying communications adapters of a computing environment
US7359410B2 (en) * 2003-05-30 2008-04-15 Hubbell Incorporated Apparatus and method for increasing optical density of SONET multiplexer using integral components
US6958908B2 (en) 2003-05-30 2005-10-25 Hubbell Incorporated Compact enclosure for interchangeable SONET multiplexer cards and methods for using same
US7379481B2 (en) * 2003-05-30 2008-05-27 Hubbell Incorporated Apparatus and method for automatic provisioning of SONET multiplexer
US7339885B2 (en) * 2003-06-05 2008-03-04 International Business Machines Corporation Method and apparatus for customizable surveillance of network interfaces
US9008130B2 (en) * 2003-08-15 2015-04-14 Adc Dsl Systems, Inc. Management of units housed in subtended equipment shelves
US7443888B2 (en) * 2003-10-02 2008-10-28 Ciena Corporation Transparent sub-wavelength network
JP2005124018A (ja) * 2003-10-20 2005-05-12 Tdk Corp 電子部品およびその製造方法
US7245102B1 (en) * 2003-10-24 2007-07-17 University Of Illinois At Urbana-Champaign Method and system of compensating wave reflections in transmission lines
US6958616B1 (en) * 2003-11-07 2005-10-25 Xilinx, Inc. Hybrid interface apparatus for testing integrated circuits having both low-speed and high-speed input/output pins
US7826386B2 (en) * 2003-12-08 2010-11-02 International Business Machines Corporation Facilitating the configuring of communications environments
US7277968B2 (en) * 2004-01-23 2007-10-02 International Business Machines Corporation Managing sets of input/output communications subadapters of an input/output subsystem
US7744002B2 (en) * 2004-03-11 2010-06-29 L-1 Secure Credentialing, Inc. Tamper evident adhesive and identification document including same
JP4410011B2 (ja) * 2004-03-29 2010-02-03 富士通株式会社 伝送装置及び受信インタフェース装置
US7185301B2 (en) * 2004-04-06 2007-02-27 Lsi Logic Corporation Generic method and apparatus for implementing source synchronous interface in platform ASIC
US20060002289A1 (en) * 2004-07-02 2006-01-05 Sunil Menon Faults and status in virtual private networks
US7444081B2 (en) * 2004-09-17 2008-10-28 Futurewei Technologies, Inc. Optical transport system
US8126089B2 (en) * 2004-09-30 2012-02-28 Alcatel Lucent Method and apparatus for providing frame synchronization in a digital communication system that supports multiple modulation formats
US7616724B2 (en) * 2004-09-30 2009-11-10 Alcatel-Lucent Usa Inc. Method and apparatus for multi-modulation frame synchronization in a digital communication system
JP4623638B2 (ja) * 2005-01-27 2011-02-02 パナソニック株式会社 画像復号装置
JP2006262275A (ja) * 2005-03-18 2006-09-28 Nec Corp 送受信機、光伝送装置、ポート別切替方法、プログラム、記録媒体
US7688924B2 (en) * 2005-03-24 2010-03-30 Agere Systems Inc. Methods and apparatus for asynchronous serial channel connections in communication systems
US7975493B2 (en) * 2006-02-10 2011-07-12 Finisar Corporation Thermoelectric cooler with inrush current control
US20070230148A1 (en) * 2006-03-31 2007-10-04 Edoardo Campini System and method for interconnecting node boards and switch boards in a computer system chassis
US7603387B2 (en) * 2006-06-16 2009-10-13 Microsoft Corporation Techniques to manage media files
WO2008031452A1 (en) * 2006-09-11 2008-03-20 Telefonaktiebolaget Lm Ericsson (Publ) Communications network
US7500023B2 (en) * 2006-10-10 2009-03-03 International Business Machines Corporation Facilitating input/output processing by using transport control words to reduce input/output communications
US7661084B2 (en) * 2007-08-17 2010-02-09 International Business Machines Corporation Implementing memory read data eye stretcher
US7703063B2 (en) * 2007-08-17 2010-04-20 International Business Machines Corporation Implementing memory read data eye stretcher
ATE540495T1 (de) * 2008-01-15 2012-01-15 Ericsson Telefon Ab L M Telekom-multiplexer für einen verbundbitstrom variabler rate
US7941570B2 (en) 2008-02-14 2011-05-10 International Business Machines Corporation Bi-directional data transfer within a single I/O operation
US8478915B2 (en) 2008-02-14 2013-07-02 International Business Machines Corporation Determining extended capability of a channel path
US9052837B2 (en) 2008-02-14 2015-06-09 International Business Machines Corporation Processing communication data in a ships passing condition
US8117347B2 (en) 2008-02-14 2012-02-14 International Business Machines Corporation Providing indirect data addressing for a control block at a channel subsystem of an I/O processing system
US7890668B2 (en) * 2008-02-14 2011-02-15 International Business Machines Corporation Providing indirect data addressing in an input/output processing system where the indirect data address list is non-contiguous
US7937507B2 (en) * 2008-02-14 2011-05-03 International Business Machines Corporation Extended measurement word determination at a channel subsystem of an I/O processing system
US8001298B2 (en) * 2008-02-14 2011-08-16 International Business Machines Corporation Providing extended measurement data in an I/O processing system
JP4927033B2 (ja) * 2008-05-30 2012-05-09 Ｎｔｔエレクトロニクス株式会社 クロック再生用信号生成方法及びクロック再生回路
US8238349B2 (en) * 2008-06-18 2012-08-07 Altera Canada Co. Method of accessing stored information in multi-framed data transmissions
US8275262B2 (en) 2008-11-10 2012-09-25 At&T Intellectual Property I, L.P. Methods and apparatus to deploy fiber optic based access networks
US8089293B2 (en) * 2009-04-20 2012-01-03 Tektronix, Inc. Test and measurement instrument and method of configuring using a sensed impedance
US9256232B2 (en) 2009-06-12 2016-02-09 Schweitzer Engineering Laboratories, Inc. Voltage regulation using multiple voltage regulator controllers
US8427131B2 (en) * 2009-06-12 2013-04-23 Schweitzer Engineering Laboratories Inc Voltage regulation at a remote location using measurements from a remote metering device
US8275256B2 (en) * 2009-08-14 2012-09-25 International Business Machines Corporation Power up of device via optical serial interface
JP5463798B2 (ja) * 2009-08-26 2014-04-09 富士通株式会社 伝送装置
US8476874B2 (en) * 2009-10-13 2013-07-02 Schweitzer Engineering Laboratories, Inc Systems and methods for synchronized control of electrical power system voltage profiles
US8332542B2 (en) 2009-11-12 2012-12-11 International Business Machines Corporation Communication with input/output system devices
US20120076489A1 (en) * 2010-09-24 2012-03-29 Bogdan Chomycz Optical Amplifier Protection Switch
WO2012154240A1 (en) * 2011-02-15 2012-11-15 Cavium, Inc. Memory interface with selectable evaluation modes
JP2012182594A (ja) * 2011-02-28 2012-09-20 Nec Corp 光送受信システム及び光受信装置
US8364853B2 (en) 2011-06-01 2013-01-29 International Business Machines Corporation Fibre channel input/output data routing system and method
US8677027B2 (en) 2011-06-01 2014-03-18 International Business Machines Corporation Fibre channel input/output data routing system and method
US9021155B2 (en) 2011-06-01 2015-04-28 International Business Machines Corporation Fibre channel input/output data routing including discarding of data transfer requests in response to error detection
US8583988B2 (en) 2011-06-01 2013-11-12 International Business Machines Corporation Fibre channel input/output data routing system and method
US8364854B2 (en) 2011-06-01 2013-01-29 International Business Machines Corporation Fibre channel input/output data routing system and method
US8738811B2 (en) 2011-06-01 2014-05-27 International Business Machines Corporation Fibre channel input/output data routing system and method
US8346978B1 (en) 2011-06-30 2013-01-01 International Business Machines Corporation Facilitating transport mode input/output operations between a channel subsystem and input/output devices
US8549185B2 (en) 2011-06-30 2013-10-01 International Business Machines Corporation Facilitating transport mode input/output operations between a channel subsystem and input/output devices
US8312176B1 (en) 2011-06-30 2012-11-13 International Business Machines Corporation Facilitating transport mode input/output operations between a channel subsystem and input/output devices
US8473641B2 (en) 2011-06-30 2013-06-25 International Business Machines Corporation Facilitating transport mode input/output operations between a channel subsystem and input/output devices
US8072223B1 (en) * 2011-07-31 2011-12-06 Sioma Edward M Monitoring circuit for determining if an electric element has failed before the electric element is powered
US9054668B2 (en) 2012-03-30 2015-06-09 Broadcom Corporation Broadband absorptive-loading filter
US9270368B2 (en) 2013-03-14 2016-02-23 Hubbell Incorporated Methods and apparatuses for improved Ethernet path selection using optical levels
US8918542B2 (en) 2013-03-15 2014-12-23 International Business Machines Corporation Facilitating transport mode data transfer between a channel subsystem and input/output devices
US8990439B2 (en) 2013-05-29 2015-03-24 International Business Machines Corporation Transport mode data transfer between a channel subsystem and input/output devices
CN104795802B (zh) * 2014-01-16 2018-07-10 西门子公司 具有通信总线故障诊断功能的保护装置、系统及方法
US9904651B2 (en) * 2014-07-31 2018-02-27 Samsung Electronics Co., Ltd. Operating method of controller for setting link between interfaces of electronic devices, and storage device including controller
DE102014118172B3 (de) * 2014-12-08 2015-07-16 Balluff Gmbh IO-Link Adapter
US9647825B2 (en) * 2015-09-18 2017-05-09 Inphi Corporation Circuit and method for creating additional data transitions
WO2017134533A1 (en) * 2016-02-02 2017-08-10 Marvell World Trade Ltd. Method and apparatus for network synchronization
DE112017003484T5 (de) * 2016-07-11 2019-04-04 Sony Corporation Übertragungsvorrichtung, übertragungssystem und roboter
KR20180072239A (ko) * 2016-12-21 2018-06-29 삼성전자주식회사 반도체 메모리 장치의 데이터 정렬 회로, 반도체 메모리 장치 및 반도체 메모리 장치의 데이터 정렬 방법
US11300683B2 (en) 2016-12-30 2022-04-12 Innovusion Ireland Limited Multiwavelength LiDAR design
US10515007B2 (en) * 2017-03-31 2019-12-24 Intel Corporation Technologies for remapping pending bit array read requests
CN108182164B (zh) * 2017-11-30 2020-03-20 北京时代民芯科技有限公司 一种数据地址自适应转换的SoC接口电路及访问方法
US11927696B2 (en) 2018-02-21 2024-03-12 Innovusion, Inc. LiDAR systems with fiber optic coupling
US20190265339A1 (en) * 2018-02-23 2019-08-29 Innovusion Ireland Limited Distributed lidar systems
US10355614B1 (en) 2018-03-28 2019-07-16 Eaton Intelligent Power Limited Power converter apparatus with serialized drive and diagnostic signaling
US20230065780A1 (en) * 2021-08-27 2023-03-02 International Business Machines Corporation Message management via a universal interface apparatus
CN114388149B (zh) * 2021-12-17 2023-07-14 核工业西南物理研究院 一种脉冲发电机组放电同步信号处理系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872157A (en) * 1988-03-31 1989-10-03 American Telephone And Telegraph Company, At&T Bell Laboratories Architecture and organization of a high performance metropolitan area telecommunications packet network
US4858232A (en) * 1988-05-20 1989-08-15 Dsc Communications Corporation Distributed switching system

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US5185736A (en) 1993-02-09
ATE135864T1 (de) 1996-04-15
DE69025979T2 (de) 1996-08-22
ES2091209T3 (es) 1996-11-01
EP0397197B1 (de) 1996-03-20
EP0397197A2 (de) 1990-11-14

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