GB2178627B - - Google Patents

Info

Publication number
GB2178627B
GB2178627B GB8618458A GB8618458A GB2178627B GB 2178627 B GB2178627 B GB 2178627B GB 8618458 A GB8618458 A GB 8618458A GB 8618458 A GB8618458 A GB 8618458A GB 2178627 B GB2178627 B GB 2178627B
Authority
GB
United Kingdom
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
GB8618458A
Other languages
English (en)
Other versions
GB2178627A (en
GB8618458D0 (en
Inventor
Stephen Arthur Strom
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.)
National Semiconductor Corp
Original Assignee
National Semiconductor Corp
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 National Semiconductor Corp filed Critical National Semiconductor Corp
Publication of GB8618458D0 publication Critical patent/GB8618458D0/en
Publication of GB2178627A publication Critical patent/GB2178627A/en
Application granted granted Critical
Publication of GB2178627B publication Critical patent/GB2178627B/en
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/542—Systems for transmission via power distribution lines the information being in digital form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5408—Methods of transmitting or receiving signals via power distribution lines using protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5425—Methods of transmitting or receiving signals via power distribution lines improving S/N by matching impedance, noise reduction, gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5466—Systems for power line communications using three phases conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5483—Systems for power line communications using coupling circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Communication Control (AREA)
  • Selective Calling Equipment (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB08618458A 1985-08-05 1986-07-29 Power line carrier communications system Granted GB2178627A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76223085A 1985-08-05 1985-08-05

Publications (3)

Publication Number Publication Date
GB8618458D0 GB8618458D0 (en) 1986-09-03
GB2178627A GB2178627A (en) 1987-02-11
GB2178627B true GB2178627B (US07696358-20100413-C00002.png) 1989-08-16

Family

ID=25064463

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08618458A Granted GB2178627A (en) 1985-08-05 1986-07-29 Power line carrier communications system

Country Status (4)

Country Link
JP (1) JPS6234425A (US07696358-20100413-C00002.png)
DE (1) DE3625878A1 (US07696358-20100413-C00002.png)
FR (1) FR2585907B1 (US07696358-20100413-C00002.png)
GB (1) GB2178627A (US07696358-20100413-C00002.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6055633A (en) * 1997-10-28 2000-04-25 Honeywell Inc. Method of reprogramming memories in field devices over a multidrop network
DE19848211B4 (de) * 1998-10-20 2004-02-05 Honeywell Ag Datenübertragungsverfahren
FR2806236B1 (fr) * 2000-03-07 2003-07-11 Canon Kk Procede et dispositif de transfert d'un paquet de donnees dans un reseau de communication
DE10058766A1 (de) * 2000-11-27 2002-06-13 Trend Network Ag Verfahren zur unidirektionalen Datenübertragung, insbesondere über die Stromzufuhr eines Fahrzeuges
US8471904B2 (en) * 2006-09-19 2013-06-25 Intel Corporation Hidden security techniques for wireless security devices
DE102010030998A1 (de) * 2010-07-06 2012-01-12 Dematic Accounting Services Gmbh Transportsystem mit Führungen für geführte Transportfahrzeuge und Verfahren zu dessen Betrieb
JP2021180355A (ja) * 2020-05-11 2021-11-18 三菱電機エンジニアリング株式会社 論理状態判定方法および論理状態判定回路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3942170A (en) * 1975-01-31 1976-03-02 Westinghouse Electric Corporation Distribution network powerline carrier communication system
ZA81769B (en) * 1980-02-18 1982-02-24 Sangamo Weston Receivers suitable for use in remotely-operable switching devices and data transmission systems
EP0051960A1 (en) * 1980-11-10 1982-05-19 Xerox Corporation A shared line transmitter
JPS5866541A (ja) * 1981-10-15 1983-04-20 松下電工株式会社 ３相電力線搬送制御装置
GB8304950D0 (en) * 1983-02-22 1983-03-23 Int Computers Ltd Data communication systems

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NONE *

Also Published As

Publication number Publication date
GB2178627A (en) 1987-02-11
GB8618458D0 (en) 1986-09-03
FR2585907B1 (fr) 1994-03-25
DE3625878A1 (de) 1987-02-05
JPS6234425A (ja) 1987-02-14
FR2585907A1 (fr) 1987-02-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950729