JPS5228808A - Transmitting and receiving system of interphone - Google Patents

Transmitting and receiving system of interphone

Info

Publication number
JPS5228808A
JPS5228808A JP50104772A JP10477275A JPS5228808A JP S5228808 A JPS5228808 A JP S5228808A JP 50104772 A JP50104772 A JP 50104772A JP 10477275 A JP10477275 A JP 10477275A JP S5228808 A JPS5228808 A JP S5228808A
Authority
JP
Japan
Prior art keywords
transmitting
interphone
receiving system
service
receiving
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
JP50104772A
Other languages
Japanese (ja)
Inventor
Susumu Nojima
Shigeyuki Ohara
Sukezo Osaki
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.)
TOKYO INTAAHOON KK
Original Assignee
TOKYO INTAAHOON KK
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 TOKYO INTAAHOON KK filed Critical TOKYO INTAAHOON KK
Priority to JP50104772A priority Critical patent/JPS5228808A/en
Publication of JPS5228808A publication Critical patent/JPS5228808A/en
Pending 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
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)

Abstract

PURPOSE:To make the multi-station two-way service possible, by means of transmitting and receiving the service information on the time division system n system for one service use transmission line.
JP50104772A 1975-08-29 1975-08-29 Transmitting and receiving system of interphone Pending JPS5228808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50104772A JPS5228808A (en) 1975-08-29 1975-08-29 Transmitting and receiving system of interphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50104772A JPS5228808A (en) 1975-08-29 1975-08-29 Transmitting and receiving system of interphone

Publications (1)

Publication Number Publication Date
JPS5228808A true JPS5228808A (en) 1977-03-04

Family

ID=14389757

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50104772A Pending JPS5228808A (en) 1975-08-29 1975-08-29 Transmitting and receiving system of interphone

Country Status (1)

Country Link
JP (1) JPS5228808A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60500528A (en) * 1983-03-04 1985-04-18 エムハ−ト・インダストリ−ズ・インコ−ポレ−テッド Improved blank and plunger cooling

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4859718A (en) * 1971-11-24 1973-08-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4859718A (en) * 1971-11-24 1973-08-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60500528A (en) * 1983-03-04 1985-04-18 エムハ−ト・インダストリ−ズ・インコ−ポレ−テッド Improved blank and plunger cooling

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