JPS5245809A - Subscriber's line signal system - Google Patents

Subscriber's line signal system

Info

Publication number
JPS5245809A
JPS5245809A JP12080775A JP12080775A JPS5245809A JP S5245809 A JPS5245809 A JP S5245809A JP 12080775 A JP12080775 A JP 12080775A JP 12080775 A JP12080775 A JP 12080775A JP S5245809 A JPS5245809 A JP S5245809A
Authority
JP
Japan
Prior art keywords
information
subscriber
line signal
signal system
signal
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
JP12080775A
Other languages
Japanese (ja)
Other versions
JPS5816658B2 (en
Inventor
Kenzo Tamaki
Akira Horiki
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 JP12080775A priority Critical patent/JPS5816658B2/en
Publication of JPS5245809A publication Critical patent/JPS5245809A/en
Publication of JPS5816658B2 publication Critical patent/JPS5816658B2/en
Expired legal-status Critical Current

Links

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  • Devices For Supply Of Signal Current (AREA)

Abstract

PURPOSE: The audible frequency signal is sent out in the form of voice digital information, and at the same time, the calling signal send-out information is sent out as information signal bit. These output information can be made into calling signal through analog conversion inside the terminal. Thus, a very economical calling system can be available.
COPYRIGHT: (C)1977,JPO&Japio
JP12080775A 1975-10-08 1975-10-08 Kanyushiyasenshingohoushiki Expired JPS5816658B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12080775A JPS5816658B2 (en) 1975-10-08 1975-10-08 Kanyushiyasenshingohoushiki

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12080775A JPS5816658B2 (en) 1975-10-08 1975-10-08 Kanyushiyasenshingohoushiki

Publications (2)

Publication Number Publication Date
JPS5245809A true JPS5245809A (en) 1977-04-11
JPS5816658B2 JPS5816658B2 (en) 1983-04-01

Family

ID=14795454

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12080775A Expired JPS5816658B2 (en) 1975-10-08 1975-10-08 Kanyushiyasenshingohoushiki

Country Status (1)

Country Link
JP (1) JPS5816658B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0715102U (en) * 1993-08-06 1995-03-14 新日本製鐵株式会社 Tension control device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0715102U (en) * 1993-08-06 1995-03-14 新日本製鐵株式会社 Tension control device

Also Published As

Publication number Publication date
JPS5816658B2 (en) 1983-04-01

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