JPS522304A - Data transmitting system - Google Patents

Data transmitting system

Info

Publication number
JPS522304A
JPS522304A JP50077830A JP7783075A JPS522304A JP S522304 A JPS522304 A JP S522304A JP 50077830 A JP50077830 A JP 50077830A JP 7783075 A JP7783075 A JP 7783075A JP S522304 A JPS522304 A JP S522304A
Authority
JP
Japan
Prior art keywords
data transmitting
transmitting system
subscriber
care
cable
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.)
Pending
Application number
JP50077830A
Other languages
Japanese (ja)
Inventor
Takao Kibukawa
Yoshiro Kataoka
Arata Sasaki
Konosuke Kuwata
Masaaki Sudou
Kiyoshi Hisatomi
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.)
Kokusai Electric Corp
Original Assignee
Kokusai Electric 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 Kokusai Electric Corp filed Critical Kokusai Electric Corp
Priority to JP50077830A priority Critical patent/JPS522304A/en
Publication of JPS522304A publication Critical patent/JPS522304A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Communication Control (AREA)

Abstract

PURPOSE:To provide a system of transmitting digital signals using aural frequencies on subscriber's cable by use of a simple units such as care-taking telephone.
JP50077830A 1975-06-24 1975-06-24 Data transmitting system Pending JPS522304A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50077830A JPS522304A (en) 1975-06-24 1975-06-24 Data transmitting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50077830A JPS522304A (en) 1975-06-24 1975-06-24 Data transmitting system

Publications (1)

Publication Number Publication Date
JPS522304A true JPS522304A (en) 1977-01-10

Family

ID=13644945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50077830A Pending JPS522304A (en) 1975-06-24 1975-06-24 Data transmitting system

Country Status (1)

Country Link
JP (1) JPS522304A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4830885A (en) * 1971-08-19 1973-04-23
JPS4831034A (en) * 1971-08-26 1973-04-24

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4830885A (en) * 1971-08-19 1973-04-23
JPS4831034A (en) * 1971-08-26 1973-04-24

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