JPS623954Y2 - - Google Patents

Info

Publication number
JPS623954Y2
JPS623954Y2 JP1979047364U JP4736479U JPS623954Y2 JP S623954 Y2 JPS623954 Y2 JP S623954Y2 JP 1979047364 U JP1979047364 U JP 1979047364U JP 4736479 U JP4736479 U JP 4736479U JP S623954 Y2 JPS623954 Y2 JP S623954Y2
Authority
JP
Japan
Prior art keywords
tap
terminals
signals
signal
subscriber
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.)
Expired
Application number
JP1979047364U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55148267U (US06582424-20030624-M00016.png
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 filed Critical
Priority to JP1979047364U priority Critical patent/JPS623954Y2/ja
Publication of JPS55148267U publication Critical patent/JPS55148267U/ja
Application granted granted Critical
Publication of JPS623954Y2 publication Critical patent/JPS623954Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Details Of Television Systems (AREA)
  • Facsimile Transmission Control (AREA)
JP1979047364U 1979-04-10 1979-04-10 Expired JPS623954Y2 (US06582424-20030624-M00016.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979047364U JPS623954Y2 (US06582424-20030624-M00016.png) 1979-04-10 1979-04-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979047364U JPS623954Y2 (US06582424-20030624-M00016.png) 1979-04-10 1979-04-10

Publications (2)

Publication Number Publication Date
JPS55148267U JPS55148267U (US06582424-20030624-M00016.png) 1980-10-24
JPS623954Y2 true JPS623954Y2 (US06582424-20030624-M00016.png) 1987-01-29

Family

ID=28929099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979047364U Expired JPS623954Y2 (US06582424-20030624-M00016.png) 1979-04-10 1979-04-10

Country Status (1)

Country Link
JP (1) JPS623954Y2 (US06582424-20030624-M00016.png)

Also Published As

Publication number Publication date
JPS55148267U (US06582424-20030624-M00016.png) 1980-10-24

Similar Documents

Publication Publication Date Title
JPS63263985A (ja) テレビ共聴システムにおけるセンタ−と端末間の信号伝送方法
GB1516751A (en) Speech and data networks including circuits arranged to automatically control transmission continuity testing of connections
JPS623954Y2 (US06582424-20030624-M00016.png)
JPS5528606A (en) Transmission system of subscriber line
JPH02202288A (ja) テレビドアホン装置
JPH0445340Y2 (US06582424-20030624-M00016.png)
JPS5850667Y2 (ja) 共同聴視装置へのビデオテ−プレコ−ダ記録信号供給装置
JPS60171884A (ja) 双方向catvシステムの信号伝送方式
JPS6266484U (US06582424-20030624-M00016.png)
JPH0735499Y2 (ja) Catv双方向中継増幅器
SU1709541A1 (ru) Дифференциальна система
JPH01117179U (US06582424-20030624-M00016.png)
JPH02103941U (US06582424-20030624-M00016.png)
JPS6244619Y2 (US06582424-20030624-M00016.png)
JPH0213031A (ja) Catv分岐・分配装置
US2814672A (en) Inter-communication system
JPS60111152U (ja) 群別2線式双方向中継器
JPH0343822B2 (US06582424-20030624-M00016.png)
JPH05268605A (ja) 双方向catv伝送方式
JPH01311668A (ja) テレビ通話装置
JPS6410980U (US06582424-20030624-M00016.png)
JPH07177497A (ja) テレビドアホン装置
GB1021418A (en) Improvements in or relating to carrier current communication systems incorporating repeaters
JPH03112257A (ja) 切替式のインターホン
JPS63279688A (ja) 端末間通信方法