DE3789119T4 - Breitbandvermittlungssystem. - Google Patents

Breitbandvermittlungssystem.

Info

Publication number
DE3789119T4
DE3789119T4 DE3789119T DE3789119T DE3789119T4 DE 3789119 T4 DE3789119 T4 DE 3789119T4 DE 3789119 T DE3789119 T DE 3789119T DE 3789119 T DE3789119 T DE 3789119T DE 3789119 T4 DE3789119 T4 DE 3789119T4
Authority
DE
Germany
Prior art keywords
switching system
broadband switching
broadband
switching
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 - Lifetime
Application number
DE3789119T
Other languages
English (en)
Other versions
DE3789119T2 (de
DE3789119D1 (de
Inventor
Scott Eugene Farleigh
John Steven Helton
Allen Leonard Larson
Frank Chih-Sing Liu
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of DE3789119T2 publication Critical patent/DE3789119T2/de
Application granted granted Critical
Publication of DE3789119T4 publication Critical patent/DE3789119T4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/2365—Multiplexing of several video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/068—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using time division multiplex techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4347—Demultiplexing of several video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
DE3789119T 1986-03-31 1987-03-24 Breitbandvermittlungssystem. Expired - Lifetime DE3789119T4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/846,327 US4769833A (en) 1986-03-31 1986-03-31 Wideband switching system

Publications (2)

Publication Number Publication Date
DE3789119T2 DE3789119T2 (de) 1994-05-26
DE3789119T4 true DE3789119T4 (de) 1995-10-19

Family

ID=25297573

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3789119T Expired - Lifetime DE3789119T4 (de) 1986-03-31 1987-03-24 Breitbandvermittlungssystem.
DE87104282A Expired - Fee Related DE3789119D1 (de) 1986-03-31 1987-03-24 Breitbandvermittlungssystem.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE87104282A Expired - Fee Related DE3789119D1 (de) 1986-03-31 1987-03-24 Breitbandvermittlungssystem.

Country Status (5)

Country Link
US (1) US4769833A (de)
EP (1) EP0239908B1 (de)
JP (1) JP3262784B2 (de)
CA (1) CA1254948A (de)
DE (2) DE3789119T4 (de)

Families Citing this family (113)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5677728A (en) * 1982-02-24 1997-10-14 Schoolman Scientific Corporation Stereoscopic video telecommunication system
JPS63283351A (ja) * 1987-05-15 1988-11-21 Canon Inc Ｉｓｄｎタ−ミナルアダプタ
DE3808615A1 (de) * 1988-03-15 1989-10-05 Nixdorf Computer Ag Fernmelde-nebenstellenanlage fuer breitband-signaluebertragung
JPH0286384A (ja) * 1988-09-22 1990-03-27 Pioneer Electron Corp 動画像情報サービスシステム及び該システム用ヘッドエンド装置
US4949187A (en) * 1988-12-16 1990-08-14 Cohen Jason M Video communications system having a remotely controlled central source of video and audio data
US5062103A (en) * 1988-12-29 1991-10-29 At&T Bell Laboratories Telephone agent call management system
IL89461A (en) * 1989-03-02 1994-06-24 Eci Telecom Limited Telephone communication compression system
US4994909A (en) * 1989-05-04 1991-02-19 Northern Telecom Limited Video signal distribution system
US5497502A (en) * 1989-06-07 1996-03-05 Genese Method and apparatus for transmitting information recorded on digital disks from a central server to subscribers via a high data rate digital telecommunications network
US5130792A (en) * 1990-02-01 1992-07-14 Usa Video Inc. Store and forward video system
DE4002862A1 (de) * 1990-02-01 1991-08-08 Standard Elektrik Lorenz Ag Breitbandnebenstellenanlage
US6154632A (en) * 1990-03-20 2000-11-28 Fujitsu Limited Picture distribution service system
US5321846A (en) * 1990-04-28 1994-06-14 Sony Corporation Signal transmission system with quicker response and with parallel and serial outputs
AT396535B (de) * 1990-06-13 1993-10-25 Semcotec Handel Nachrichtenübertragungssystem, insbesondere telefonsystem
US5412720A (en) * 1990-09-28 1995-05-02 Ictv, Inc. Interactive home information system
US5557316A (en) * 1990-09-28 1996-09-17 Ictv, Inc. System for distributing broadcast television services identically on a first bandwidth portion of a plurality of express trunks and interactive services over a second bandwidth portion of each express trunk on a subscriber demand basis
US5220420A (en) * 1990-09-28 1993-06-15 Inteletext Systems, Inc. Interactive home information system for distributing compressed television programming
US5594507A (en) * 1990-09-28 1997-01-14 Ictv, Inc. Compressed digital overlay controller and method for MPEG type video signal
US5587734A (en) * 1990-09-28 1996-12-24 Ictv, Inc. User interface for selecting television information services through pseudo-channel access
US5883661A (en) * 1990-09-28 1999-03-16 Ictv, Inc. Output switching for load levelling across multiple service areas
US5526034A (en) * 1990-09-28 1996-06-11 Ictv, Inc. Interactive home information system with signal assignment
US6847611B1 (en) 1990-12-10 2005-01-25 At&T Corp. Traffic management for frame relay switched data service
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
US5384773A (en) * 1991-03-29 1995-01-24 International Business Machines Corp. Multi-media analog/digital/optical switching apparatus
US5367330A (en) * 1991-08-01 1994-11-22 Luther Haave Pay-per-view television delivery system
US5802314A (en) * 1991-12-17 1998-09-01 Canon Kabushiki Kaisha Method and apparatus for sending and receiving multimedia messages
WO1993014581A1 (en) * 1992-01-09 1993-07-22 Carillon Development Limited An audio switching system
CA2090165C (en) * 1992-04-01 1997-06-17 Barbara I. Gaechter Network based outbound call management
US7082106B2 (en) 1993-01-08 2006-07-25 Multi-Tech Systems, Inc. Computer-based multi-media communications system and method
US5600473A (en) * 1993-06-04 1997-02-04 Ciena Corporation Optical amplifier systems with add/drop multiplexing
US5579143A (en) * 1993-06-04 1996-11-26 Ciena Corporation Optical system with tunable in-fiber gratings
US5434850A (en) 1993-06-17 1995-07-18 Skydata Corporation Frame relay protocol-based multiplex switching scheme for satellite
GB2279204A (en) * 1993-06-17 1994-12-21 Ibm Communication terminal
US6771617B1 (en) 1993-06-17 2004-08-03 Gilat Satellite Networks, Ltd. Frame relay protocol-based multiplex switching scheme for satellite mesh network
US5473367A (en) * 1993-06-30 1995-12-05 At&T Corp. Video view selection by a chairperson
US5600643A (en) * 1993-09-23 1997-02-04 Bell Communications Research, Inc. Broadband intelligent telecommunications network and method providing enhanced capabilities for customer premises equipment
US5479202A (en) * 1993-11-01 1995-12-26 Gte Laboratories Incorporated Television receiver for accessing switched broadband networks
US5481542A (en) * 1993-11-10 1996-01-02 Scientific-Atlanta, Inc. Interactive information services control system
US5583562A (en) * 1993-12-03 1996-12-10 Scientific-Atlanta, Inc. System and method for transmitting a plurality of digital services including imaging services
CA2137385C (en) * 1994-01-03 2000-01-25 Gary Len Griffith Switching arrangement for wireless terminals connected to a switch via a digital protocol channel
US5577042A (en) * 1994-01-18 1996-11-19 Mcgraw Broadcast Broadcast and presentation system and method
US5641319A (en) * 1994-08-10 1997-06-24 Lodgenet Entertainment Corporation Entertainment system for providing interactive video game responses to the game interrogations to the video game engines without being processed by the host computer
US6075665A (en) * 1994-09-28 2000-06-13 International Business Machines Corporation Optimization of multimedia magnetic disk storage devices
JPH08182057A (ja) * 1994-12-26 1996-07-12 Fujitsu Ltd 遠隔保守制御システム
US5651010A (en) * 1995-03-16 1997-07-22 Bell Atlantic Network Services, Inc. Simultaneous overlapping broadcasting of digital programs
US5822324A (en) * 1995-03-16 1998-10-13 Bell Atlantic Network Services, Inc. Simulcasting digital video programs for broadcast and interactive services
US5680390A (en) * 1995-06-06 1997-10-21 Bell Communications Research, Inc. Broadband telecommunications network and method of having operations systems support
KR980007477A (de) * 1995-06-07 1998-03-30
JPH11507795A (ja) * 1995-06-08 1999-07-06 アイシーティーブイ・インク スイッチチャネルシステム
US5712903A (en) * 1995-08-21 1998-01-27 Bell Atlantic Network Services, Inc. Split intelligent peripheral for broadband and narrowband services
US6009465A (en) * 1996-01-22 1999-12-28 Svi Systems, Inc. Entertainment and information systems and related management networks for a remote video delivery system
US6370149B1 (en) 1998-07-20 2002-04-09 Ameritech Corporation Telecommunication system, method and subscriber unit for use therein
US7187686B1 (en) 1996-11-01 2007-03-06 Sbc Properties, B.P. Telecommunication system, method and subscriber unit for use therein
DE19647944A1 (de) 1996-11-20 1998-05-28 Alsthom Cge Alcatel Aktiver Übergabepunkt eines Zugangsnetzes
US5969632A (en) 1996-11-22 1999-10-19 Diamant; Erez Information security method and apparatus
US6202153B1 (en) * 1996-11-22 2001-03-13 Voltaire Advanced Data Security Ltd. Security switching device
US6346964B1 (en) 1996-12-31 2002-02-12 Video Networkcommunications, Inc. Interoffice broadband communication system using twisted pair telephone wires
US6305019B1 (en) 1997-01-13 2001-10-16 Diva Systems Corporation System for interactively distributing information services having a remote video session manager
US6253375B1 (en) * 1997-01-13 2001-06-26 Diva Systems Corporation System for interactively distributing information services
US6166730A (en) * 1997-12-03 2000-12-26 Diva Systems Corporation System for interactively distributing information services
US7069575B1 (en) 1997-01-13 2006-06-27 Sedna Patent Services, Llc System for interactively distributing information services
US5905940A (en) * 1997-02-04 1999-05-18 Arvisais; Georges J. Video communication method
US6522417B1 (en) 1997-04-28 2003-02-18 Matsushita Electric Industrial Co., Ltd. Communication terminal device that processes received images and transmits physical quantities that affect the receiving communication terminal device
US6081524A (en) 1997-07-03 2000-06-27 At&T Corp. Frame relay switched data service
US5949763A (en) 1997-07-17 1999-09-07 Ameritech Corporation Method and apparatus for providing broadband access conferencing services
US6147991A (en) * 1997-09-05 2000-11-14 Video Network Communications, Inc. Scalable high speed packet switch using packet diversion through dedicated channels
US7301944B1 (en) 1997-10-24 2007-11-27 Tranz-Send Broadcasting Network, Inc. Media file distribution with adaptive transmission protocols
US6141356A (en) 1997-11-10 2000-10-31 Ameritech Corporation System and method for distributing voice and data information over wireless and wireline networks
EP1060590A2 (de) * 1998-02-18 2000-12-20 Voltaire Advanced Data Security Ltd Verfahren und gerät zur sicherung von informationen
US6108331A (en) * 1998-07-10 2000-08-22 Upstate Systems Tec, Inc. Single medium wiring scheme for multiple signal distribution in building and access port therefor
US6378009B1 (en) * 1998-08-25 2002-04-23 Avocent Corporation KVM (keyboard, video, and mouse) switch having a network interface circuit coupled to an external network and communicating in accordance with a standard network protocol
US6526048B1 (en) 1998-09-18 2003-02-25 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) under unified control
US6580720B1 (en) 1998-09-18 2003-06-17 The United States Of America As Represented By The Secretary Of The Navy Latency verification system within a multi-interface point-to-point switching system (MIPPSS)
US6580692B1 (en) 1998-09-18 2003-06-17 The United States Of America As Represented By The Secretary Of The Navy Dynamic switch path verification system within a multi-interface point-to-point switching system (MIPPSS)
US6628648B1 (en) 1998-09-18 2003-09-30 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) with hot swappable boards
US6426952B1 (en) 1998-09-18 2002-07-30 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) having an internal universal signal format
US6678268B1 (en) 1998-09-18 2004-01-13 The United States Of America As Represented By The Secretary Of The Navy Multi-interface point-to-point switching system (MIPPSS) with rapid fault recovery capability
CA2282882C (en) 1998-09-22 2005-11-01 Kabushiki Kaisha Toshiba Serial transmission path switching system
US6335936B1 (en) 1999-04-22 2002-01-01 Ameritech Corporation Wide area communication networking
US6378014B1 (en) 1999-08-25 2002-04-23 Apex Inc. Terminal emulator for interfacing between a communications port and a KVM switch
US6742023B1 (en) 2000-04-28 2004-05-25 Roxio, Inc. Use-sensitive distribution of data files between users
US6366907B1 (en) 1999-12-15 2002-04-02 Napster, Inc. Real-time search engine
US7310629B1 (en) 1999-12-15 2007-12-18 Napster, Inc. Method and apparatus for controlling file sharing of multimedia files over a fluid, de-centralized network
US6519773B1 (en) 2000-02-08 2003-02-11 Sherjil Ahmed Method and apparatus for a digitized CATV network for bundled services
US6707913B1 (en) * 2000-04-11 2004-03-16 Verizon Laboratories Inc. Network interface
US6681250B1 (en) * 2000-05-03 2004-01-20 Avocent Corporation Network based KVM switching system
US7089301B1 (en) 2000-08-11 2006-08-08 Napster, Inc. System and method for searching peer-to-peer computer networks by selecting a computer based on at least a number of files shared by the computer
CH701742B1 (it) * 2000-12-07 2011-03-15 Emc Electronic Media Comm Sa Apparecchio per la distribuzione dei segnali CATV a casa mediante fibra ottica.
JP2002261696A (ja) * 2001-03-05 2002-09-13 Mitsubishi Electric Corp 光信号分配装置
JP4495877B2 (ja) * 2001-03-27 2010-07-07 株式会社東芝 伝送路切替装置
WO2004056092A1 (es) * 2002-12-16 2004-07-01 Semiconductores, Investigación Y Diseño, S.A. (S.I.D.S.A.) Dispositivo para encaminar flujos de datos provenientes de varios dispositivos de transporte mpeg (motion picture expert group) hacia uno o más dispositivos asociados
US20070094706A1 (en) * 2003-12-15 2007-04-26 Isenser Farre Jose M Device which is used to route data flows from various mpeg (motion picture expert group) transfer devices towards one or more associated devices
JP2006311508A (ja) 2005-03-29 2006-11-09 Toshiba Corp データ伝送システムとその送信側装置及び受信側装置
US8074248B2 (en) 2005-07-26 2011-12-06 Activevideo Networks, Inc. System and method for providing video content associated with a source image to a television in a communication network
WO2007064256A2 (en) * 2005-11-30 2007-06-07 Telefonaktiebolaget Lm Ericsson (Publ) Efficient speech stream conversion
US8427489B2 (en) * 2006-08-10 2013-04-23 Avocent Huntsville Corporation Rack interface pod with intelligent platform control
US8009173B2 (en) * 2006-08-10 2011-08-30 Avocent Huntsville Corporation Rack interface pod with intelligent platform control
US9826197B2 (en) 2007-01-12 2017-11-21 Activevideo Networks, Inc. Providing television broadcasts over a managed network and interactive content over an unmanaged network to a client device
US9042454B2 (en) 2007-01-12 2015-05-26 Activevideo Networks, Inc. Interactive encoded content system including object models for viewing on a remote device
US20090247006A1 (en) * 2008-01-22 2009-10-01 Wi3, Inc., New York Network access point having interchangeable cartridges
US8000968B1 (en) * 2011-04-26 2011-08-16 Huawei Technologies Co., Ltd. Method and apparatus for switching speech or audio signals
CN101964189B (zh) * 2010-04-28 2012-08-08 华为技术有限公司 语音频信号切换方法及装置
CA2814070A1 (en) 2010-10-14 2012-04-19 Activevideo Networks, Inc. Streaming digital video between video devices using a cable television system
WO2012138660A2 (en) 2011-04-07 2012-10-11 Activevideo Networks, Inc. Reduction of latency in video distribution networks using adaptive bit rates
US9026434B2 (en) * 2011-04-11 2015-05-05 Samsung Electronic Co., Ltd. Frame erasure concealment for a multi rate speech and audio codec
EP2815582B1 (de) 2012-01-09 2019-09-04 ActiveVideo Networks, Inc. Wiedergabe einer interaktiven vereinfachten benutzerschnittstelle auf einem fernsehgerät
US9800945B2 (en) 2012-04-03 2017-10-24 Activevideo Networks, Inc. Class-based intelligent multiplexing over unmanaged networks
US9123084B2 (en) 2012-04-12 2015-09-01 Activevideo Networks, Inc. Graphical application integration with MPEG objects
WO2014145921A1 (en) 2013-03-15 2014-09-18 Activevideo Networks, Inc. A multiple-mode system and method for providing user selectable video content
US9219922B2 (en) 2013-06-06 2015-12-22 Activevideo Networks, Inc. System and method for exploiting scene graph information in construction of an encoded video sequence
US9294785B2 (en) 2013-06-06 2016-03-22 Activevideo Networks, Inc. System and method for exploiting scene graph information in construction of an encoded video sequence
EP3005712A1 (de) 2013-06-06 2016-04-13 ActiveVideo Networks, Inc. Überlagerte darstellung einer benutzerschnittstelle auf quellvideoinhalten
US9788029B2 (en) 2014-04-25 2017-10-10 Activevideo Networks, Inc. Intelligent multiplexing using class-based, multi-dimensioned decision logic for managed networks

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573377A (en) * 1969-02-24 1971-04-06 Bell Telephone Labor Inc Equipment to coordinate establishment of audio and video connections through switching systems
US3612767A (en) * 1969-06-11 1971-10-12 Bell Telephone Labor Inc Equipment for selectively establishing audio and wideband communication paths through two autonomous switching systems
DE2421002C3 (de) * 1974-04-30 1980-07-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Nachrichtenvermittlungssystem
JPS5125090A (de) * 1974-08-27 1976-03-01 Sharp Kk
NL7905962A (nl) * 1978-08-04 1980-02-06 Hitachi Ltd Digitaal video-opbergstelsel.
JPS5571382A (en) * 1978-11-24 1980-05-29 Hitachi Ltd Buffer memory dispersive arrangement-type picture sound transmission system
US4381522A (en) * 1980-12-01 1983-04-26 Adams-Russell Co., Inc. Selective viewing
DE3109470C2 (de) * 1981-03-12 1983-09-29 Siemens AG, 1000 Berlin und 8000 München Breitband-Vermittlungssystem
DE3129752A1 (de) * 1981-07-28 1983-02-17 Siemens AG, 1000 Berlin und 8000 München Breitbandkommunikationssystem
US4402008A (en) * 1981-08-27 1983-08-30 Bell Telephone Laboratories, Incorporated Wideband switching architecture
US4518986A (en) * 1982-04-06 1985-05-21 Rca Corporation Apparatus for accurate adjustment of kinescope black level bias
JPS58196752A (ja) * 1982-05-12 1983-11-16 Hitachi Ltd 画像交換方式
DE3382546D1 (de) * 1982-05-14 1992-05-27 Communications Patents Ltd Kommunikationssystem.
FR2543385B1 (fr) * 1983-03-23 1985-07-12 Telecommunications Sa Reseau cable de videocommunication
US4506387A (en) * 1983-05-25 1985-03-19 Walter Howard F Programming-on-demand cable system and method
DE3323573A1 (de) * 1983-06-30 1985-01-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Integriertes nachrichtensystem
US4535360A (en) * 1983-09-27 1985-08-13 At&T Bell Laboratories Low power wideband switching array element
CA1284211C (en) * 1985-04-29 1991-05-14 Terrence Henry Pocock Cable television system selectively distributing pre-recorder video and audio messages

Also Published As

Publication number Publication date
JP3262784B2 (ja) 2002-03-04
DE3789119T2 (de) 1994-05-26
EP0239908B1 (de) 1994-02-23
US4769833A (en) 1988-09-06
JPS62237893A (ja) 1987-10-17
EP0239908A3 (en) 1989-11-29
EP0239908A2 (de) 1987-10-07
CA1254948A (en) 1989-05-30
DE3789119D1 (de) 1994-03-31

Similar Documents

Publication Publication Date Title
DE3789119T2 (de) Breitbandvermittlungssystem.
DE3751046D1 (de) Vermittlungssystem.
DE3751210D1 (de) Schalteranordnung.
DE3788911D1 (de) Verteiltes Paketvermittlungssystem.
NO875031D0 (no) Tilkoblingslist.
DE3680902D1 (de) Ausschalter.
DE3850440D1 (de) Paketvermittlungssystem.
DE3750216D1 (de) Busvermittlungssystem.
DE3750215T2 (de) Schalter.
DE58908195D1 (de) Vermittlungsanlage.
DE3789165D1 (de) Schaltanlage.
NO870902L (no) Kommunikasjonssystem.
DE3787252T2 (de) Ortungssystem.
DE3789738D1 (de) Ausschalter.
DE3788941D1 (de) Schaltvorrichtung.
NO880055D0 (no) Lokaliseringssystem.
NO873421D0 (no) Svitsjemetode.
NO872386L (no) Peptider.
DE3788920D1 (de) Zeitmultiplex-Vermittlungsanlage.
DE3783149T2 (de) Tst-typ-vermittlungssystem fuer breitbandvermittlung.
NO874890D0 (no) Bredbaands hornantenne.
FI865310A0 (fi) Foerfarande foer paoskyndad vaext hos fiskyngel medelst infraroedvaermeanordningar.
FI860131A0 (fi) Regleranordning foer graevningsdjup hos graevmaskin.
DE3769151D1 (de) Bausystem.
NO871544D0 (no) Kommunikasjonssystem.