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1972-07-07 |
1973-12-25 |
Bell Telephone Labor Inc |
Multiplex communication system
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JPS5016444A
(xx)
*
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1973-06-11 |
1975-02-21 |
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CA996691A
(en)
*
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1974-10-16 |
1976-09-07 |
Northern Electric Company Limited |
Tow wire, full duplex data transmission system
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US4042780A
(en)
*
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1975-07-23 |
1977-08-16 |
Johnson Controls, Inc. |
Multiple message frame adaptor apparatus for loop communication system
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(en)
*
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1975-12-29 |
1977-01-11 |
Bell Telephone Laboratories, Incorporated |
Fault isolation in a serial-looped transmission system
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US4035770A
(en)
*
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1976-02-11 |
1977-07-12 |
Susan Lillie Sarle |
Switching system for use with computer data loop terminals and method of operating same
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GB1576666A
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*
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1977-08-02 |
1980-10-15 |
Standard Telephones Cables Ltd |
Data transmission systems
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(en)
*
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1977-10-21 |
1980-01-29 |
Minnesota Mining And Manufacturing Company |
Multi-terminal computer system with dual communication channels
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(en)
*
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1978-09-22 |
1981-01-13 |
Data Line Corporation |
Automatic shunt device
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*
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1978-10-02 |
1980-02-26 |
Burroughs Corporation |
Self-healing loop communications system
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JPS55117357A
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*
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1979-03-02 |
1980-09-09 |
Nippon Telegr & Teleph Corp <Ntt> |
Time-division multiplex communication system
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1979-07-02 |
1985-01-15 |
Rolm Corporation |
Interconnecting apparatus for a distributed switching telephone system
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JPS5847111B2
(ja)
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1979-09-10 |
1983-10-20 |
株式会社日立製作所 |
ル−プ伝送システム
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JPS5689150A
(en)
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1979-12-20 |
1981-07-20 |
Hitachi Ltd |
Line control method for duplex data highway system
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FR2472898B1
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1979-12-27 |
1987-01-09 |
Jeumont Schneider |
Reseau de transmission en boucle double
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1980-10-31 |
1983-08-30 |
Foster Wheeler Energy Corporation |
Automatic line termination in distributed industrial process control system
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JPS56169450A
(en)
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1980-05-30 |
1981-12-26 |
Agency Of Ind Science & Technol |
Double hair pin type network system
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JPS5947906B2
(ja)
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1980-07-11 |
1984-11-22 |
株式会社日立製作所 |
ル−プ伝送システム
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JPS5943862B2
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1980-09-12 |
1984-10-25 |
株式会社日立製作所 |
ル−プ伝送システムの情報伝送方法
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JPS608667B2
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1980-10-09 |
1985-03-05 |
株式会社明電舎 |
ル−プ式デ−タハイウエイシステム
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JPS57157661A
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1981-03-25 |
1982-09-29 |
Hitachi Ltd |
Transmission line switching system
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SE442070B
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1981-07-10 |
1985-11-25 |
Ericsson Telefon Ab L M |
Sett for att i ett telekommunikationssystem, vid overforing av information mellan terminaler vilka er anslutna till varandra genom en gemensam ringbuss, astadkomma en anpassning i overgangen mellan ringbussen och respek
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1981-10-05 |
1984-07-17 |
At&T Bell Laboratories |
Loop communication system
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AU552312B2
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1982-02-08 |
1986-05-29 |
Racal-Milgo Limited |
Communication system
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DE3382005D1
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1982-08-25 |
1991-01-03 |
Nec Corp |
Datenuebertragungsgeraet fuer ringuebertragungssystem.
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DE3232133A1
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1982-08-28 |
1984-03-01 |
Informatik Beratungsgesellschaft für Informationsverarbeitung Realtime-Systeme Prozeßsteuerung mbH, 7000 Stuttgart |
Informationsverbundsystem
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JPS5940739A
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1982-08-30 |
1984-03-06 |
Fujitsu Ltd |
ル−プパツク制御方式
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FR2540694B1
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1983-02-07 |
1988-05-13 |
Trt Telecom Radio Electr |
Systeme de telecommunication en boucle a multiplex temporel comportant une premiere et une deuxieme lignes de transmission
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1983-02-14 |
1986-06-24 |
Prime Computer, Inc. |
Reconfigurable ring communications network
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1983-05-04 |
1985-07-02 |
Allen-Bradley Company |
Communications network with stations that detect and automatically bypass faults
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1983-07-05 |
1985-07-09 |
Apollo Fire Detectors Limited |
Short circuit fault isolation means for electrical circuit arrangements
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1983-10-19 |
1986-11-11 |
Japanese National Railways |
Channel control system for loop type signal transmission channel
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JPH0614643B2
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1983-12-05 |
1994-02-23 |
株式会社日立製作所 |
ル−プ式デ−タ伝送システムの障害回復検出方法
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1983-12-30 |
1985-09-17 |
At&T Bell Laboratories |
Reconfigurable collision avoiding system, station and protocol for a two path multiple access digital communications system
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1984-01-19 |
1985-05-21 |
Burroughs Corporation |
Method of initializing and recovering from failures in a local area network
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1984-03-24 |
1985-09-26 |
Standard Elektrik Lorenz Ag, 7000 Stuttgart |
Nachrichtenuebertragungssystem
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1984-06-29 |
1987-10-27 |
Hewlett-Packard Company |
Serial network architecture for user oriented devices
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EP0189192A1
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1985-01-24 |
1986-07-30 |
BURROUGHS CORPORATION (a Delaware corporation) |
Method of operating a two-wire local area network such that marginal components in the secondary loop are located
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JPH0632517B2
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1985-07-19 |
1994-04-27 |
ホーチキ株式会社 |
異常監視装置
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1986-02-10 |
1988-08-09 |
Techlan, Inc. |
Modular data routing system
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JPH0817396B2
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1987-03-30 |
1996-02-21 |
株式会社東芝 |
光化デ−タ伝送方法及び装置
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JP2533550B2
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1987-07-10 |
1996-09-11 |
株式会社日立製作所 |
デ―タ通信ネットワ―クにおける構成制御方法
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1988-02-04 |
1989-05-30 |
Bell Communications Research, Inc. |
Survivable ring network
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1988-06-21 |
1989-10-31 |
The Boeing Company |
Fault tolerant modular power supply system
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1989-12-29 |
1992-01-14 |
International Business Machines Corporation |
Fault-tolerant serial attachment of remote high-speed i/o busses
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JP2784080B2
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1990-05-09 |
1998-08-06 |
富士通株式会社 |
リングネットワーク及びその障害復旧方法並びにリングネットワークに用いられるノード
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1990-08-31 |
1998-07-22 |
Bell Communications Research, Inc. |
Self-healing meshed network using logical ring structures
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1990-08-31 |
1993-06-08 |
Bell Communications Research, Inc. |
Dual-hubbed arrangement to provide a protected ring interconnection
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1993-03-17 |
1995-12-05 |
Detector Electronics Corporation |
Fault isolation circuit
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1993-05-25 |
2000-01-27 |
Hochiki Corp., Tokio/Tokyo |
Leitungsfehlerüberwachungsvorrichtung
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1994-12-21 |
2001-03-26 |
Ericsson Telefon Ab L M |
Nodarkitektur för tillämpning av optisk optimering (OADM)
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1996-03-25 |
1997-10-17 |
Siemens Aktiengesellschaft |
Process for switching from an interrupted working data circuit to a reserve data circuit for annular data networks
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1996-04-29 |
1998-09-01 |
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Isolation circuitry
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1998-01-14 |
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System and method for sharing a spare channel among two or more optical ring networks
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1998-01-14 |
2000-04-18 |
Mci Communications Corporation |
System and method for increasing the robustness of an optical ring network
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1999-06-09 |
2000-12-09 |
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Metodo per il recupero dei path unidirezionali tra piu' nodi nel casodi anelli transoceanici tipo ms-sp ring per telecomunicazioni sdh
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1999-11-19 |
2003-07-01 |
Tyco Telecommunications (Us) Inc. |
Method for fault detection and fast protection switching in transmission systems
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2000-12-22 |
2001-02-07 |
British Telecomm |
Fault management system for a communications network
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2000-12-22 |
2001-02-07 |
British Telecomm |
Fault management stystem for a communications network
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2001-06-01 |
2005-10-04 |
Calix Networks, Inc. |
Optical network restoration
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2001-06-04 |
2006-04-25 |
Calix Networks, Inc. |
Backplane bus
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2001-06-04 |
2004-09-28 |
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Concurrent switching of synchronous and asynchronous traffic
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2001-06-04 |
2006-02-28 |
Calix Networks, Inc. |
Traffic merging system
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2001-11-15 |
2006-09-19 |
Fujitsu Limited |
Pre-provisioning a light path setup
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2002-06-11 |
2004-11-30 |
Edwards Systems Technology, Incorporated, Inc. |
Audio line isolator
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2002-07-05 |
2009-12-29 |
Nortel Networks Limited |
Methods and apparatus for data communication
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2002-07-10 |
2005-11-01 |
I/O Controls Corporation |
Fiber optic control network and related method
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2002-07-10 |
2006-05-16 |
I/O Controls Corporation |
Redundant multi-fiber optical ring network
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2002-07-10 |
2005-11-15 |
I/O Controls Corporation |
Multi-tier, hierarchical fiber optic control network
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2003-02-21 |
2004-09-02 |
Nortel Networks Limited |
Data communication apparatus and method for establishing a codec-bypass connection
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2004-03-19 |
2011-09-27 |
Genband Us Llc |
Providing a capability list of a predefined format in a communications network
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2004-03-19 |
2005-09-29 |
Nortel Networks Limited |
Communicating processing capabilites along a communications path
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2005-04-05 |
2006-10-12 |
Siemens Ag |
Anlage zur Ein- und Ausgabe von akustischen Informationen in einem Fahrzeug, insbesondere einem Schienenfahrzeug zur Personenbeförderung
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2006-01-31 |
2012-01-18 |
富士通株式会社 |
伝送装置および障害復旧方法
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2006-11-27 |
2008-05-29 |
Beckhoff Automation Gmbh |
Kommunikationssystem mit einer Master-Slave-Struktur
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2006-11-27 |
2008-05-29 |
Beckhoff Automation Gmbh |
Kommunikationssystem mit einer Master-Slave-Struktur
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2006-12-28 |
2013-01-01 |
Genband Us Llc |
Methods, systems, and computer program products for silence insertion descriptor (SID) conversion
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2008-03-21 |
2009-09-24 |
Rochester Institute Of Technology |
Method and apparatus for configuring a bus network in an asset management system
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2009-08-04 |
2014-12-09 |
Genband Us Llc |
Methods, systems, and computer readable media for intelligent optimization of digital signal processor (DSP) resource utilization in a media gateway
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