JPS55130243A - Transmission system for distribution line signal - Google Patents

Transmission system for distribution line signal

Info

Publication number
JPS55130243A
JPS55130243A JP3694379A JP3694379A JPS55130243A JP S55130243 A JPS55130243 A JP S55130243A JP 3694379 A JP3694379 A JP 3694379A JP 3694379 A JP3694379 A JP 3694379A JP S55130243 A JPS55130243 A JP S55130243A
Authority
JP
Japan
Prior art keywords
line
distribution line
zero
transformer
impedance
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.)
Granted
Application number
JP3694379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6154294B2 (enrdf_load_stackoverflow
Inventor
Atsuhiro Yoshizaki
Hiroshi Haga
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3694379A priority Critical patent/JPS55130243A/ja
Publication of JPS55130243A publication Critical patent/JPS55130243A/ja
Publication of JPS6154294B2 publication Critical patent/JPS6154294B2/ja
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
    • 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
    • H04B2203/542—Methods of transmitting or receiving signals via power distribution lines using zero crossing information
    • 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

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)
JP3694379A 1979-03-30 1979-03-30 Transmission system for distribution line signal Granted JPS55130243A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3694379A JPS55130243A (en) 1979-03-30 1979-03-30 Transmission system for distribution line signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3694379A JPS55130243A (en) 1979-03-30 1979-03-30 Transmission system for distribution line signal

Publications (2)

Publication Number Publication Date
JPS55130243A true JPS55130243A (en) 1980-10-08
JPS6154294B2 JPS6154294B2 (enrdf_load_stackoverflow) 1986-11-21

Family

ID=12483823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3694379A Granted JPS55130243A (en) 1979-03-30 1979-03-30 Transmission system for distribution line signal

Country Status (1)

Country Link
JP (1) JPS55130243A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5851630A (ja) * 1981-09-24 1983-03-26 Hitachi Ltd 配電線伝送装置
JPS59185438A (ja) * 1983-04-06 1984-10-22 Hitachi Ltd 系統周波同期伝送方式
US11417252B2 (en) 2019-03-22 2022-08-16 Chipone Technology (Beijing) Co., Ltd. Open circuit detection method and LED display device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4978417A (enrdf_load_stackoverflow) * 1972-12-01 1974-07-29
JPS508040A (enrdf_load_stackoverflow) * 1973-05-24 1975-01-28
JPS50147812A (enrdf_load_stackoverflow) * 1974-05-17 1975-11-27

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4978417A (enrdf_load_stackoverflow) * 1972-12-01 1974-07-29
JPS508040A (enrdf_load_stackoverflow) * 1973-05-24 1975-01-28
JPS50147812A (enrdf_load_stackoverflow) * 1974-05-17 1975-11-27

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5851630A (ja) * 1981-09-24 1983-03-26 Hitachi Ltd 配電線伝送装置
JPS59185438A (ja) * 1983-04-06 1984-10-22 Hitachi Ltd 系統周波同期伝送方式
US11417252B2 (en) 2019-03-22 2022-08-16 Chipone Technology (Beijing) Co., Ltd. Open circuit detection method and LED display device

Also Published As

Publication number Publication date
JPS6154294B2 (enrdf_load_stackoverflow) 1986-11-21

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