CA1031050A - Systeme bifilaire de transmission de signal - Google Patents

Systeme bifilaire de transmission de signal

Info

Publication number
CA1031050A
CA1031050A CA229,422A CA229422A CA1031050A CA 1031050 A CA1031050 A CA 1031050A CA 229422 A CA229422 A CA 229422A CA 1031050 A CA1031050 A CA 1031050A
Authority
CA
Canada
Prior art keywords
signal transmission
transmission system
wire signal
wire
transmission
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
Application number
CA229,422A
Other languages
English (en)
Inventor
Yutaka Wakasa
Yasuro Takiura
Hisayuki Uchiike
Koju Kataoka
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Works Ltd
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
Priority claimed from JP7053674A external-priority patent/JPS511888A/ja
Priority claimed from JP7053774A external-priority patent/JPS511889A/ja
Application filed by Yokogawa Electric Works Ltd filed Critical Yokogawa Electric Works Ltd
Application granted granted Critical
Publication of CA1031050A publication Critical patent/CA1031050A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00Electric signal transmission systems
    • G08C19/16Electric signal transmission systems in which transmission is by pulses
    • G08C19/22Electric signal transmission systems in which transmission is by pulses by varying the duration of individual pulses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Selective Calling Equipment (AREA)
CA229,422A 1974-06-20 1975-06-16 Systeme bifilaire de transmission de signal Expired CA1031050A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7053674A JPS511888A (ja) 1974-06-20 1974-06-20 Nisenshikishingodensohoshiki
JP7053774A JPS511889A (ja) 1974-06-20 1974-06-20 Nisenshikishingodensohoshiki

Publications (1)

Publication Number Publication Date
CA1031050A true CA1031050A (fr) 1978-05-09

Family

ID=26411687

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229,422A Expired CA1031050A (fr) 1974-06-20 1975-06-16 Systeme bifilaire de transmission de signal

Country Status (4)

Country Link
US (1) US3959772A (fr)
BR (1) BR7503743A (fr)
CA (1) CA1031050A (fr)
GB (1) GB1488304A (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397027A1 (fr) * 1977-07-07 1979-02-02 Cii Honeywell Bull Perfectionnements aux dispositifs de transmission de signaux electriques entre deux dispositifs relies par des contacts
FR2403695A1 (fr) * 1977-09-16 1979-04-13 Cii Honeywell Bull Dispositif pour assurer l'alimentation et la transmission de signaux electriques entre deux dispositifs par l'intermediaire de contacts en nombre reduit
US4320388A (en) * 1980-07-15 1982-03-16 Westinghouse Electric Corp. Two wire optical data communication system
US4758836A (en) * 1983-06-20 1988-07-19 Rockwell International Corporation Inductive coupling system for the bi-directional transmission of digital data
US4885795A (en) * 1987-11-06 1989-12-05 Bunting, Inc. Hospital digital data transfer system
JP2958601B2 (ja) * 1993-07-06 1999-10-06 日本マランツ株式会社 データ通信方式
US5481200A (en) * 1993-09-15 1996-01-02 Rosemont Inc. Field transmitter built-in test equipment
US5701895A (en) * 1995-11-13 1997-12-30 Sulzer Intermedics Inc. Subcutaneous electrical data port
EP0825506B1 (fr) 1996-08-20 2013-03-06 Invensys Systems, Inc. Méthodes et appareil de commande à distance de processus
US5936514A (en) * 1996-09-27 1999-08-10 Rosemount Inc. Power supply input circuit for field instrument
US5815067A (en) * 1997-05-19 1998-09-29 Thomas Lighting Single control wire device for HID dimming
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6640308B1 (en) 1999-04-16 2003-10-28 Invensys Systems, Inc. System and method of powering and communicating field ethernet device for an instrumentation and control using a single pair of powered ethernet wire
WO2000070417A1 (fr) * 1999-05-17 2000-11-23 The Foxboro Company Systeme de configuration de commande de processus via des objets parametres
US7089530B1 (en) * 1999-05-17 2006-08-08 Invensys Systems, Inc. Process control configuration system with connection validation and configuration
US6788980B1 (en) * 1999-06-11 2004-09-07 Invensys Systems, Inc. Methods and apparatus for control using control devices that provide a virtual machine environment and that communicate via an IP network
US6956826B1 (en) 1999-07-07 2005-10-18 Serconet Ltd. Local area network for distributing data communication, sensing and control signals
US6549616B1 (en) 2000-03-20 2003-04-15 Serconet Ltd. Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
US6961303B1 (en) 2000-09-21 2005-11-01 Serconet Ltd. Telephone communication system and method over local area network wiring
US7139613B2 (en) * 2002-09-25 2006-11-21 Medtronic, Inc. Implantable medical device communication system with pulsed power biasing
US7013178B2 (en) * 2002-09-25 2006-03-14 Medtronic, Inc. Implantable medical device communication system
IL152824A (en) 2002-11-13 2012-05-31 Mosaid Technologies Inc A socket that can be connected to and the network that uses it
US7018800B2 (en) 2003-08-07 2006-03-28 Rosemount Inc. Process device with quiescent current diagnostics
IL159838A0 (en) 2004-01-13 2004-06-20 Yehuda Binder Information device
US7286884B2 (en) 2004-01-16 2007-10-23 Medtronic, Inc. Implantable lead including sensor
US20050159801A1 (en) * 2004-01-16 2005-07-21 Medtronic, Inc. Novel implantable lead including sensor
US7761923B2 (en) * 2004-03-01 2010-07-20 Invensys Systems, Inc. Process control methods and apparatus for intrusion detection, protection and network hardening
WO2006055948A1 (fr) * 2004-11-18 2006-05-26 Panduit Corp. Controleur ethernet-analogique
US7860857B2 (en) 2006-03-30 2010-12-28 Invensys Systems, Inc. Digital data processing apparatus and methods for improving plant performance
US8035359B2 (en) 2007-05-07 2011-10-11 Analogix Semiconductor, Inc. Apparatus and method for recovery of wasted power from differential drivers
US9041241B2 (en) 2007-05-07 2015-05-26 Analogix Semiconductor, Inc. Systems and methods for powering a charging circuit of a communications interface
US8175555B2 (en) * 2007-05-07 2012-05-08 Analogix Semiconductor, Inc. Apparatus and method for termination powered differential interface periphery
US8063504B2 (en) * 2007-05-07 2011-11-22 Analogix Semiconductor, Inc. Systems and methods for powering circuits for a communications interface
RU2495476C2 (ru) 2008-06-20 2013-10-10 Инвенсис Системз, Инк. Системы и способы для иммерсивного взаимодействия с действительными и/или имитируемыми техническими средствами для управления технологическим процессом, контроля состояния окружающей среды и производственного контроля
US8127060B2 (en) 2009-05-29 2012-02-28 Invensys Systems, Inc Methods and apparatus for control configuration with control objects that are fieldbus protocol-aware
US8463964B2 (en) 2009-05-29 2013-06-11 Invensys Systems, Inc. Methods and apparatus for control configuration with enhanced change-tracking
EP2452163B1 (fr) * 2009-07-09 2019-02-27 Rosemount Inc. Dispositif de transmission de variable de processus à diagnostic de boucle de commande de processus à deux fils
US8396563B2 (en) 2010-01-29 2013-03-12 Medtronic, Inc. Clock synchronization in an implantable medical device system
US10367612B2 (en) 2015-09-30 2019-07-30 Rosemount Inc. Process variable transmitter with self-learning loop diagnostics

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3392374A (en) * 1964-02-06 1968-07-09 Radiation Inc Variable pulse width alarm network

Also Published As

Publication number Publication date
GB1488304A (en) 1977-10-12
AU8217075A (en) 1976-12-23
BR7503743A (pt) 1976-07-06
US3959772A (en) 1976-05-25

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