CA1052280A - Transmitting over power lines - Google Patents

Transmitting over power lines

Info

Publication number
CA1052280A
CA1052280A CA239,097A CA239097A CA1052280A CA 1052280 A CA1052280 A CA 1052280A CA 239097 A CA239097 A CA 239097A CA 1052280 A CA1052280 A CA 1052280A
Authority
CA
Canada
Prior art keywords
power lines
switching means
input
gate
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
Application number
CA239,097A
Other languages
English (en)
French (fr)
Inventor
David C. Harrison
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.)
American Science and Engineering Inc
Original Assignee
American Science and Engineering 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 Science and Engineering Inc filed Critical American Science and Engineering Inc
Application granted granted Critical
Publication of CA1052280A publication Critical patent/CA1052280A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/54Systems for transmission via power distribution lines
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B2203/00Indexing scheme relating to line transmission systems
    • H04B2203/54Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B2203/00Indexing scheme relating to line transmission systems
    • H04B2203/54Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462Systems for power line communications
    • H04B2203/5483Systems for power line communications using coupling circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)
  • Electronic Switches (AREA)
  • Power Conversion In General (AREA)
  • Rectifiers (AREA)
CA239,097A 1975-02-20 1975-11-06 Transmitting over power lines Expired CA1052280A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55135675A 1975-02-20 1975-02-20

Publications (1)

Publication Number Publication Date
CA1052280A true CA1052280A (en) 1979-04-10

Family

ID=24200933

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239,097A Expired CA1052280A (en) 1975-02-20 1975-11-06 Transmitting over power lines

Country Status (15)

Country Link
JP (1) JPS51101411A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AR (1) AR204804A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE836830A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7601036A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1052280A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH600709A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2545344B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES441952A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2301979A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1528369A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL48210A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN143965B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1052793B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7601689A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE403421B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB662655A (en) * 1949-02-04 1951-12-12 Nl Standard Electric Maatsscha Improvements in or relating to signalling systems employing d.c. impulses over and a.c. supply line
US3652876A (en) * 1970-04-30 1972-03-28 Quasar Microsystems Inc Data transmission system, utilizing ac line frequency as clock
CH540607A (de) * 1971-07-01 1973-08-15 Zellweger Uster Ag Verfahren und Vorrichtung zur Signalerzeugung und Anwendung des Verfahrens
JPS5326653B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-06-14 1978-08-03

Also Published As

Publication number Publication date
BE836830A (fr) 1976-06-18
DE2545344B2 (de) 1977-03-24
IT1052793B (it) 1981-07-20
IL48210A0 (en) 1975-11-25
IN143965B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-03-04
ES441952A1 (es) 1977-03-16
FR2301979A1 (fr) 1976-09-17
CH600709A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-06-30
JPS51101411A (en) 1976-09-07
BR7601036A (pt) 1976-09-14
IL48210A (en) 1977-12-30
SE403421B (sv) 1978-08-14
FR2301979B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-05-12
AR204804A1 (es) 1976-02-27
SE7512634L (sv) 1976-08-23
DE2545344A1 (de) 1976-08-26
NL7601689A (nl) 1976-08-24
AU8528575A (en) 1977-04-07
GB1528369A (en) 1978-10-11

Similar Documents

Publication Publication Date Title
US4714912A (en) Single-conductor power line communications system
US4323882A (en) Method of, and apparatus for, inserting carrier frequency signal information onto distribution transformer primary winding
US4560909A (en) Dual load remote power control for a ceiling fan
US4422138A (en) Power supply for low-voltage load
US4342076A (en) Transistor turn off current sensing circuit
US4128793A (en) Power circuit for variable frequency, variable magnitude power conditioning system
JPH0993908A (ja) 半導体スイッチ駆動回路
CN109150203A (zh) 一种天线切换电路及天线系统
US3766409A (en) Ac power control apparatus with improved switch driver means
US4238723A (en) Power control system
US4220987A (en) Converter drive circuit
US4031528A (en) Transmitting over power lines
CA1052280A (en) Transmitting over power lines
US3684898A (en) Gate drive for thyristors at high potentials
CA1177877A (en) Control apparatus for single phase ac induction motor
US3448361A (en) Selective-frequency powerline load control
US3705418A (en) Digital pulse signal transmission circuit
US4774419A (en) Transformer coupled drive circuit
US4412279A (en) Switching regulator with transient reduction circuit
HK38594A (en) Power interrupting device, particularly for a frequency convertor
US6288630B1 (en) Transmission of an operating order via an A.C. supply line
US3970871A (en) Negative DC to positive DC converter
US3426283A (en) Quadrature signal suppression circuit
US3384764A (en) Control signal transmitter including complementary trigger and oscillator transistors
JPH0735464Y2 (ja) 配電線搬送用電流信号送信回路