JPS5961262A - インタ−ホン装置 - Google Patents

インタ−ホン装置

Info

Publication number
JPS5961262A
JPS5961262A JP57171621A JP17162182A JPS5961262A JP S5961262 A JPS5961262 A JP S5961262A JP 57171621 A JP57171621 A JP 57171621A JP 17162182 A JP17162182 A JP 17162182A JP S5961262 A JPS5961262 A JP S5961262A
Authority
JP
Japan
Prior art keywords
intercom
circuit means
information line
signal
resistor
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
JP57171621A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0120828B2 (enrdf_load_stackoverflow
Inventor
Shohei Uchino
内野　昌平
Nobuo Matoba
的場　信夫
Kouzou Kasao
笠尾　幸三
Shinya Matsukura
信哉 松倉
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP57171621A priority Critical patent/JPS5961262A/ja
Publication of JPS5961262A publication Critical patent/JPS5961262A/ja
Publication of JPH0120828B2 publication Critical patent/JPH0120828B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
JP57171621A 1982-09-29 1982-09-29 インタ−ホン装置 Granted JPS5961262A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57171621A JPS5961262A (ja) 1982-09-29 1982-09-29 インタ−ホン装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57171621A JPS5961262A (ja) 1982-09-29 1982-09-29 インタ−ホン装置

Publications (2)

Publication Number Publication Date
JPS5961262A true JPS5961262A (ja) 1984-04-07
JPH0120828B2 JPH0120828B2 (enrdf_load_stackoverflow) 1989-04-18

Family

ID=15926564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57171621A Granted JPS5961262A (ja) 1982-09-29 1982-09-29 インタ−ホン装置

Country Status (1)

Country Link
JP (1) JPS5961262A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700379A (en) * 1985-12-18 1987-10-13 The Boeing Company Aircraft communications apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700379A (en) * 1985-12-18 1987-10-13 The Boeing Company Aircraft communications apparatus

Also Published As

Publication number Publication date
JPH0120828B2 (enrdf_load_stackoverflow) 1989-04-18

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