JPS61222369A - 電話回線極性監視方式 - Google Patents

電話回線極性監視方式

Info

Publication number
JPS61222369A
JPS61222369A JP60050994A JP5099485A JPS61222369A JP S61222369 A JPS61222369 A JP S61222369A JP 60050994 A JP60050994 A JP 60050994A JP 5099485 A JP5099485 A JP 5099485A JP S61222369 A JPS61222369 A JP S61222369A
Authority
JP
Japan
Prior art keywords
polarity
telephone line
signal
memory
timer
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
JP60050994A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0337783B2 (enrdf_load_stackoverflow
Inventor
Yuji Kaneda
金田　裕二
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP60050994A priority Critical patent/JPS61222369A/ja
Publication of JPS61222369A publication Critical patent/JPS61222369A/ja
Publication of JPH0337783B2 publication Critical patent/JPH0337783B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Facsimile Transmission Control (AREA)
JP60050994A 1985-03-14 1985-03-14 電話回線極性監視方式 Granted JPS61222369A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60050994A JPS61222369A (ja) 1985-03-14 1985-03-14 電話回線極性監視方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60050994A JPS61222369A (ja) 1985-03-14 1985-03-14 電話回線極性監視方式

Publications (2)

Publication Number Publication Date
JPS61222369A true JPS61222369A (ja) 1986-10-02
JPH0337783B2 JPH0337783B2 (enrdf_load_stackoverflow) 1991-06-06

Family

ID=12874339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60050994A Granted JPS61222369A (ja) 1985-03-14 1985-03-14 電話回線極性監視方式

Country Status (1)

Country Link
JP (1) JPS61222369A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04165849A (ja) * 1990-10-30 1992-06-11 Nec Corp 網制御装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04165849A (ja) * 1990-10-30 1992-06-11 Nec Corp 網制御装置

Also Published As

Publication number Publication date
JPH0337783B2 (enrdf_load_stackoverflow) 1991-06-06

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Legal Events

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