DE69127415D1 - Verfahren und Einrichtung zur Übertragung von Signalen eines lokalen Netzwerks über ungeschirmte verdrillte Kabelpaare - Google Patents
Verfahren und Einrichtung zur Übertragung von Signalen eines lokalen Netzwerks über ungeschirmte verdrillte KabelpaareInfo
- Publication number
- DE69127415D1 DE69127415D1 DE69127415T DE69127415T DE69127415D1 DE 69127415 D1 DE69127415 D1 DE 69127415D1 DE 69127415 T DE69127415 T DE 69127415T DE 69127415 T DE69127415 T DE 69127415T DE 69127415 D1 DE69127415 D1 DE 69127415D1
- Authority
- DE
- Germany
- Prior art keywords
- local network
- network via
- transmitting signals
- pair cables
- unshielded twisted
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
- H04L25/4923—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/545,310 US5119402A (en) | 1990-06-26 | 1990-06-26 | Method and apparatus for transmission of local area network signals over unshielded twisted pairs |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69127415D1 true DE69127415D1 (de) | 1997-10-02 |
DE69127415T2 DE69127415T2 (de) | 1998-04-02 |
Family
ID=24175712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69127415T Expired - Fee Related DE69127415T2 (de) | 1990-06-26 | 1991-06-24 | Verfahren und Einrichtung zur Übertragung von Signalen eines lokalen Netzwerks über ungeschirmte verdrillte Kabelpaare |
Country Status (5)
Country | Link |
---|---|
US (1) | US5119402A (de) |
EP (1) | EP0471945B1 (de) |
JP (1) | JPH04233851A (de) |
CA (1) | CA2045340A1 (de) |
DE (1) | DE69127415T2 (de) |
Families Citing this family (60)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5208804A (en) * | 1990-10-30 | 1993-05-04 | Motorola, Inc. | Flexible-bandwidth radio |
US5255287A (en) * | 1991-06-28 | 1993-10-19 | Digital Equipment Corporation | Transceiver apparatus and methods |
US5412691A (en) * | 1991-06-28 | 1995-05-02 | Digital Equipment Corporation | Method and apparatus for equalization for transmission over a band-limited channel |
US5408473A (en) * | 1992-03-03 | 1995-04-18 | Digital Equipment Corporation | Method and apparatus for transmission of communication signals over two parallel channels |
US5341400A (en) * | 1992-07-29 | 1994-08-23 | 3Com Corporation | Method and apparatus for automatically sensing and configuring a termination in a bus-based network |
GB9314479D0 (en) * | 1992-11-06 | 1993-08-25 | Hewlett Packard Co | Encoding data |
US5438571A (en) * | 1992-11-06 | 1995-08-01 | Hewlett-Packard Company | High speed data transfer over twisted pair cabling |
US5550836A (en) * | 1992-11-06 | 1996-08-27 | Hewlett-Packard Company | High speed data transfer over twisted pair cabling |
US5408500A (en) * | 1993-02-17 | 1995-04-18 | Digital Equipment Corporation | Method and apparatus for transmission of local area network signals over a single unshielded twisted pair |
US5550865A (en) * | 1993-05-05 | 1996-08-27 | National Semiconductor Corporation | Frequency modulator for data transceiver |
US5444737A (en) * | 1993-05-05 | 1995-08-22 | National Semiconductor Corporation | Wireless data transceiver |
US5796781A (en) * | 1993-07-09 | 1998-08-18 | Technitrol, Inc. | Data receiver having bias restoration |
GB9314480D0 (en) * | 1993-07-09 | 1993-08-25 | Hewlett Packard Co | Encoding data |
ES2078854B1 (es) * | 1993-08-06 | 1997-11-16 | Alcatel Standard Electrica | Sistema de transmision digital en lineas de transmision de pares trenzados. |
US5544323A (en) * | 1993-09-23 | 1996-08-06 | Standard Microsystems Corp. | High bit rate ethernet connection |
US5619539A (en) * | 1994-02-28 | 1997-04-08 | International Business Machines Corporation | Data detection methods and apparatus for a direct access storage device |
CA2120697C (en) * | 1994-04-06 | 1999-08-10 | Vernon Robert Little | Pair division multiplexer for digital communications |
US5553097A (en) * | 1994-06-01 | 1996-09-03 | International Business Machines Corporation | System and method for transporting high-bandwidth signals over electrically conducting transmission lines |
DE4444654B4 (de) * | 1994-12-15 | 2004-12-30 | Philips Intellectual Property & Standards Gmbh | Übertragungssystem zur Übertragung zweier binärer Signale, Multiplexer und Demultiplexer |
US5651001A (en) * | 1994-12-22 | 1997-07-22 | Intel Corporation | Method and apparatus for full duplex signaling |
GB9506471D0 (en) * | 1995-03-29 | 1995-05-17 | Sgs Thomson Microelectronics | Coding scheme for transmitting data |
GB9506470D0 (en) * | 1995-03-29 | 1995-05-17 | Sgs Thomson Microelectronics | 5b4t coding scheme |
US5828733A (en) * | 1995-04-03 | 1998-10-27 | Advanced Micro Devices, Inc. | Method and arrangement for increasing data transmisssion rate over telephone cable |
US5734293A (en) * | 1995-06-07 | 1998-03-31 | Linear Technology Corporation | Fast current feedback amplifiers and current-to-voltage converters and methods maintaining high DC accuracy over temperature |
US5598413A (en) * | 1995-07-10 | 1997-01-28 | Adtran, Inc. | Four-wire, half-rate architecture with embedded differential delay compensation for extending range of basic rate ISDN communications |
US6470405B2 (en) * | 1995-10-19 | 2002-10-22 | Rambus Inc. | Protocol for communication with dynamic memory |
WO1997034390A1 (en) * | 1996-03-13 | 1997-09-18 | Analog Devices, Inc. | High speed data communication over unshielded twisted pair |
US6385203B2 (en) | 1996-03-29 | 2002-05-07 | Cisco Technology, Inc. | Communication server apparatus and method |
US6160843A (en) * | 1996-03-29 | 2000-12-12 | Cisco Technology, Inc. | Communication server apparatus providing XDSL services and method |
US5668857A (en) * | 1996-03-29 | 1997-09-16 | Netspeed, Inc. | Communication server apparatus and method |
US5781598A (en) * | 1996-08-14 | 1998-07-14 | Hardy, Iii; Harmon S. | System and method of asynchronous data transfer through a plurality of modems |
US5940403A (en) | 1996-11-07 | 1999-08-17 | Adtran, Inc. | Quarter-rate 2B1Q ISDN architecture with embedded differential delay compensation for extending range of DDS communications |
US6262993B1 (en) | 1996-11-08 | 2001-07-17 | Kevin Kirmse | Computer and peripheral networking device permitting the practical use of buffer insertion-based networks while communicating over unshielded twisted pair conductive media |
US6163599A (en) * | 1997-03-20 | 2000-12-19 | Cisco Technology, Inc. | Communication server apparatus and method |
US6058479A (en) * | 1997-05-05 | 2000-05-02 | Lancast, Inc. | Redundant path data switch and media translator |
US6266379B1 (en) * | 1997-06-20 | 2001-07-24 | Massachusetts Institute Of Technology | Digital transmitter with equalization |
US6366644B1 (en) | 1997-09-15 | 2002-04-02 | Cisco Technology, Inc. | Loop integrity test device and method for digital subscriber line (XDSL) communication |
US5999565A (en) * | 1997-10-15 | 1999-12-07 | Cisco Technology, Inc. | Data communication using a modifiable number of XDSL modems |
US6252878B1 (en) | 1997-10-30 | 2001-06-26 | Cisco Technology, Inc. | Switched architecture access server |
FR2775526B1 (fr) * | 1998-02-27 | 2000-04-21 | Sgs Thomson Microelectronics | Dispositif de test en production des caracteristiques dynamiques de composants utilisant des transmissions serie |
US6278728B1 (en) | 1998-03-18 | 2001-08-21 | Cisco Technology, Inc. | Remote XDSL transceiver unit and method of operation |
WO1999053627A1 (en) | 1998-04-10 | 1999-10-21 | Chrimar Systems, Inc. Doing Business As Cms Technologies | System for communicating with electronic equipment on a network |
US6181572B1 (en) | 1998-06-19 | 2001-01-30 | Cisco Technology, Inc. | Digital subscriber line (xDSL) modem having a multi-layer electromagnetic shield and method of manufacture |
US6239672B1 (en) | 1998-06-29 | 2001-05-29 | Cisco Technology, Inc. | Wall mount filter for a digital subscriber line (xDSL) network and methods of installation and manufacture |
US6535520B1 (en) | 1998-08-14 | 2003-03-18 | Cisco Technology, Inc. | System and method of operation for managing data communication between physical layer devices and ATM layer devices |
US6381245B1 (en) | 1998-09-04 | 2002-04-30 | Cisco Technology, Inc. | Method and apparatus for generating parity for communication between a physical layer device and an ATM layer device |
JP4141028B2 (ja) * | 1998-11-25 | 2008-08-27 | 富士通株式会社 | 光デュオバイナリ伝送用の符号変換回路およびこれを用いた光送信装置および光受信装置 |
US6522668B1 (en) | 1998-11-30 | 2003-02-18 | Cisco Technology, Inc. | System and method for special signaling with customer premises equipment |
US6115226A (en) * | 1998-12-07 | 2000-09-05 | Cisco Technology, Inc. | Apparatus for lightning strike survivability and post-strike operability |
US5999540A (en) | 1998-12-22 | 1999-12-07 | Cisco Technology, Inc. | Rate adaptive XDSL communication system and method |
US6161161A (en) * | 1999-01-08 | 2000-12-12 | Cisco Technology, Inc. | System and method for coupling a local bus to a peripheral component interconnect (PCI) bus |
US6553075B1 (en) | 1999-01-12 | 2003-04-22 | Cisco Technology, Inc. | Method and apparatus for determining crosstalk |
US6658049B1 (en) | 1999-01-12 | 2003-12-02 | Cisco Technology, Inc. | xDSL repeater system and method |
KR100325323B1 (ko) * | 1999-03-10 | 2002-03-04 | 원 진 | 근거리 디지털 가입자 선로장치 |
JP3705102B2 (ja) * | 2000-09-14 | 2005-10-12 | 日本電気株式会社 | 通信装置 |
US6950414B1 (en) * | 2000-10-17 | 2005-09-27 | Ericsson Inc. | Cable carrying communications data and timing data to radio heads |
US6993050B2 (en) | 2001-03-14 | 2006-01-31 | At&T Corp. | Transmit and receive system for cable data service |
US6738173B2 (en) * | 2001-06-26 | 2004-05-18 | Andrew Bonthron | Limiting amplifier modulator driver |
US8396137B1 (en) * | 2010-11-02 | 2013-03-12 | The Boeing Company | Redundant data bus |
US9621254B2 (en) * | 2012-09-21 | 2017-04-11 | Spatial Digital Systems, Inc. | Communications architectures via UAV |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL170688C (nl) * | 1976-06-28 | 1982-12-01 | Philips Nv | Inrichting voor simultane tweerichtingsdatatransmissie over tweedraadsverbindingen. |
GB1592556A (en) * | 1976-10-28 | 1981-07-08 | Rixon | Quadrature-amplitude-modulation data transmission systems and transmitters |
US4383316A (en) * | 1980-04-14 | 1983-05-10 | Bell Telephone Laboratories, Incorporated | Apparatus for and method of collating partitioned time disordered synchronous data streams |
US4571734A (en) * | 1983-08-05 | 1986-02-18 | International Business Machines Corporation | Method and apparatus for decoding the output signal of a partial-response class-IV communication or recording-device channel |
GB8407223D0 (en) * | 1984-03-20 | 1984-04-26 | British Telecomm | Broadband digital transmission systems |
US4734920A (en) * | 1984-10-10 | 1988-03-29 | Paradyne Corporation | High speed modem for multiple communication circuits |
US4630286A (en) * | 1984-10-10 | 1986-12-16 | Paradyne Corporation | Device for synchronization of multiple telephone circuits |
JPS6256040A (ja) * | 1985-09-04 | 1987-03-11 | Fujitsu Ltd | 遅延時間補償回路 |
JPH0748675B2 (ja) * | 1987-08-21 | 1995-05-24 | 日本電気株式会社 | デジタル伝送方式 |
US4862456A (en) * | 1988-05-04 | 1989-08-29 | The United States Of America As Represented By The Secretary Of The Navy | High speed modem |
US4980897A (en) * | 1988-08-12 | 1990-12-25 | Telebit Corporation | Multi-channel trellis encoder/decoder |
-
1990
- 1990-06-26 US US07/545,310 patent/US5119402A/en not_active Expired - Lifetime
-
1991
- 1991-06-24 JP JP3151304A patent/JPH04233851A/ja active Pending
- 1991-06-24 DE DE69127415T patent/DE69127415T2/de not_active Expired - Fee Related
- 1991-06-24 EP EP91110387A patent/EP0471945B1/de not_active Expired - Lifetime
- 1991-06-25 CA CA002045340A patent/CA2045340A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
DE69127415T2 (de) | 1998-04-02 |
EP0471945A3 (en) | 1993-05-19 |
JPH04233851A (ja) | 1992-08-21 |
US5119402A (en) | 1992-06-02 |
EP0471945B1 (de) | 1997-08-27 |
CA2045340A1 (en) | 1991-12-27 |
EP0471945A2 (de) | 1992-02-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69127415D1 (de) | Verfahren und Einrichtung zur Übertragung von Signalen eines lokalen Netzwerks über ungeschirmte verdrillte Kabelpaare | |
DE69432447D1 (de) | Verfahren und vorrichtung zur reduktion von störwellen eines kommunikationssystems | |
DE69228250D1 (de) | Verfahren und vorrichtung für sichere übertragung von videosignalen | |
DE69231199T2 (de) | Verfahren und Vorrichtung zum Senden von Signalen auf einer Übertragungsleitung | |
DE69325868T2 (de) | Verfahren und Vorrichtung zur akustischen Prüfung mit Zeitumkehrsignalen | |
DE69332425T2 (de) | Vorrichtung und Verfahren zur Übertragung von Videosignalen | |
DE69432173D1 (de) | Gerät und Verfahren zur Prüfung der Kabel eines lokalen Netzes | |
DE69312765D1 (de) | Verfahren und Vorrichtung für künstliche Raumklangeffekte von digitalen Audiosignalen | |
DE69214978D1 (de) | Verfahren und Vorrichtung zur flexiblen und optimalen Entgegennahme und Vermittlung eines Telefonrufs | |
DE69533992D1 (de) | Verfahren und Vorrichtung zur Übertragung von digitalen Signalen | |
DE69226500D1 (de) | Verfahren und Gerät zur Sprachsignalübertragung | |
DE69428612D1 (de) | Verfahren und Vorrichtung zur Durchführung einer Zeitskalenmodifikation von Sprachsignalen | |
DE68919250T2 (de) | Verfahren und Vorrichtung zur Breitband-Übertragung von digitalen Signalen zwischen einer Telefonvermittlungsanlage und den Endeinrichtungen. | |
DE69233283D1 (de) | Verfahren und vorrichtung zur synchronisierung eines ersten und zweiten datenratenwandlers | |
DE69327465T2 (de) | Anlage und verfahren zur verringerung eines unerwünschten audiosignals in einer mischung von signalen | |
DE69029658D1 (de) | Verfahren und Einrichtung zur Kompression eines Kommunikationssignals | |
DE69424713T2 (de) | Gerät und Verfahren zur Zustandserkennung einer Fernsprechleitung | |
DE69225709D1 (de) | Einrichtung und Verfahren zur adaptiven Entzerrung in Tokenringübertragungseinrichtungen unter Verwendung von ungeschirmten verdrillten Kabelpaaren | |
DE59207187D1 (de) | Verfahren und anordnung zur übertragung von digitalsignalen | |
DE69132555T2 (de) | Verfahren und gerät zur detektion von digitalen trägersignalen auf telefonkabeln | |
DE69429214D1 (de) | Verfahren und Gerät zur Ausführung eines Kommunikationsprotokolls infolge einer Unterbrechung | |
DE69206675D1 (de) | Verfahren und Vorrichtung zur Erhöhung der Übertragungsraten von Signalen auf mehrfunktionelle Bohrlochkabel | |
DE3750666T2 (de) | Verfahren und Gerät zur Messung der Ankunftszeit von entfernten LORAN-C- und verwandten Signalen und der effektiven Sendezeit von lokalen Signalen an den Senderorten. | |
DE69325481T2 (de) | Verfahren und Apparat zur Verbesserung der Breitbanddetektion eines Tones | |
DE69631989D1 (de) | Verfahren und Gerät zur Fernübertragung eines paralellen Abhöranrufs auf einer Fernsprechleitung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |