[go: up one dir, main page]

JPS59161782U - CATV two-way transmission equipment - Google Patents

CATV two-way transmission equipment

Info

Publication number
JPS59161782U
JPS59161782U JP5573783U JP5573783U JPS59161782U JP S59161782 U JPS59161782 U JP S59161782U JP 5573783 U JP5573783 U JP 5573783U JP 5573783 U JP5573783 U JP 5573783U JP S59161782 U JPS59161782 U JP S59161782U
Authority
JP
Japan
Prior art keywords
catv
transmission equipment
way transmission
line
upstream
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
JP5573783U
Other languages
Japanese (ja)
Inventor
本吉　知司
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP5573783U priority Critical patent/JPS59161782U/en
Publication of JPS59161782U publication Critical patent/JPS59161782U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例に係るＣＡＴＶ双方向伝送
装置を示すブロック線図、第２図は第１図の装置におけ
る上り信号・下り信号分離用フィルターを示すブロック
線図である。１，８・・・幹線、２．　５．　１２．　
１３・・・上り信号・下り信号分離用フィルター：、３
・・・上り信号用プレイコント４・・・下り信号用増幅
器、４．　７．　９．　１５・・・合配器・分岐器、１
０．１１・・・上り信号用処理部、１６．１７・・・分
岐線。FIG. 1 is a block diagram showing a CATV bidirectional transmission device according to an embodiment of the invention, and FIG. 2 is a block diagram showing a filter for separating upstream and downstream signals in the device of FIG. 1, 8... Main line, 2. 5. 12.
13... Upstream signal/downstream signal separation filter: 3
... Play control for upstream signals 4... Amplifier for downstream signals, 4. 7. 9. 15... Combiner/brancher, 1
0.11... Upstream signal processing unit, 16.17... Branch line.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上り方向の伝送路が、広帯域の幹線路と狭帯域の分岐線
路より構成されていることを特徴とするＣＡＴＶ双方向
伝送装置。A CATV bidirectional transmission device characterized in that an upstream transmission line is composed of a broadband main line and a narrowband branch line.
JP5573783U 1983-04-14 1983-04-14 CATV two-way transmission equipment Pending JPS59161782U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5573783U JPS59161782U (en) 1983-04-14 1983-04-14 CATV two-way transmission equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5573783U JPS59161782U (en) 1983-04-14 1983-04-14 CATV two-way transmission equipment

Publications (1)

Publication Number Publication Date
JPS59161782U true JPS59161782U (en) 1984-10-30

Family

ID=30186068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5573783U Pending JPS59161782U (en) 1983-04-14 1983-04-14 CATV two-way transmission equipment

Country Status (1)

Country Link
JP (1) JPS59161782U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6285072U (en) * 1985-11-15 1987-05-30
JPH04105445A (en) * 1990-08-24 1992-04-07 Nec Corp Catv relay amplifier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6285072U (en) * 1985-11-15 1987-05-30
JPH04105445A (en) * 1990-08-24 1992-04-07 Nec Corp Catv relay amplifier

Similar Documents

Publication Publication Date Title
JPS59161782U (en) CATV two-way transmission equipment
JPS59101571U (en) Video signal transmission system using CATV two-way system
JPS58194545U (en) Multiplex filter automatic control device for noise reduction equipment
JPS6077095U (en) sound system
JPS6037917U (en) bidirectional amplifier
JPS5992496U (en) sound equipment
JPH01169879U (en)
JPS58124821U (en) data input device
JPS58533U (en) Transformer coupled receiver circuit
JPS5854146U (en) remote control device
JPS63174000U (en)
JPS5920420U (en) noise canceller
JPS60160677U (en) Terminal receiving device using in-house bus line method
JPS58164353U (en) Broadcast confirmation writing device
JPS5816927U (en) Intermediate frequency filter circuit for television receivers
JPH0327182U (en)
JPS58103553U (en) Line-to-line coupling device for low-frequency signals in high-voltage distribution line transport remote monitoring and control systems
JPS6285072U (en)
JPS5990597U (en) Voice sensing safety device for robots
JPH03105024U (en)
JPS5977082U (en) Signal line disconnection detection device for adjustment equipment
JPS58131420U (en) External signal input circuit for audio equipment
JPS588270U (en) Intermediate frequency filter circuit for television audio signals
JPS58507U (en) amplifier circuit
JPS58194599U (en) signal transmission equipment