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JPS59101572U - Video signal transmission system using CATV two-way system - Google Patents

Video signal transmission system using CATV two-way system

Info

Publication number
JPS59101572U
JPS59101572U JP19663182U JP19663182U JPS59101572U JP S59101572 U JPS59101572 U JP S59101572U JP 19663182 U JP19663182 U JP 19663182U JP 19663182 U JP19663182 U JP 19663182U JP S59101572 U JPS59101572 U JP S59101572U
Authority
JP
Japan
Prior art keywords
catv
video signal
signal transmission
way
transmission system
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
JP19663182U
Other languages
Japanese (ja)
Inventor
彰 安藤
藁谷　洋一
誠二 池田
Original Assignee
ミハル通信株式会社
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 ミハル通信株式会社 filed Critical ミハル通信株式会社
Priority to JP19663182U priority Critical patent/JPS59101572U/en
Publication of JPS59101572U publication Critical patent/JPS59101572U/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) [Abstract] 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]

図は本考案の一例を示す説明図である。 １は上り増幅器、２は幹線路、３はバンドパスフィルタ
、４は分岐線路、５はヘッドエンド。The figure is an explanatory diagram showing an example of the present invention. 1 is an upstream amplifier, 2 is a main line, 3 is a bandpass filter, 4 is a branch line, and 5 is a head end.

Claims (1)

【実用新案登録請求の範囲】 （１１ＣＡＴＶ双方向システムの上り回線ｉこ、加入者
側から伝送する映像信号の周波数帯域だけを通すバンド
パスフィルタを設けてなるＣＡＴＶシステムを用いた映
像伝送システム。 （２）　　上り回線の上り増幅器と１で、バンドパスフ
ィルタの通過周波数帯域と同じ帯域の信号だけにＦ を増幅するチャノネル専用増幅器を用いてなる実用新案
登録請求の範囲第１項記載のＣＡＴＶ双方向システムに
よる映像信号伝送システム。[Claims for Utility Model Registration] (11 A video transmission system using a CATV system that is equipped with a bandpass filter that passes only the frequency band of the video signal transmitted from the subscriber side in the uplink of the CATV two-way system. 2) A two-way CATV system according to claim 1, which uses an uplink amplifier and a channel-dedicated amplifier that amplifies F only for signals in the same band as the pass frequency band of a bandpass filter. Video signal transmission system by system.
JP19663182U 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system Pending JPS59101572U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19663182U JPS59101572U (en) 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19663182U JPS59101572U (en) 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system

Publications (1)

Publication Number Publication Date
JPS59101572U true JPS59101572U (en) 1984-07-09

Family

ID=30421751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19663182U Pending JPS59101572U (en) 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system

Country Status (1)

Country Link
JP (1) JPS59101572U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5051215A (en) * 1973-08-13 1975-05-08
JPS5295114A (en) * 1976-02-05 1977-08-10 Matsushita Electric Ind Co Ltd Ascending circuit connecting method in two-ways catv system
JPS5627584A (en) * 1979-08-13 1981-03-17 Matsushita Electric Ind Co Ltd Two-way communication unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5051215A (en) * 1973-08-13 1975-05-08
JPS5295114A (en) * 1976-02-05 1977-08-10 Matsushita Electric Ind Co Ltd Ascending circuit connecting method in two-ways catv system
JPS5627584A (en) * 1979-08-13 1981-03-17 Matsushita Electric Ind Co Ltd Two-way communication unit

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