JPS59101573U - Video signal transmission system using CATV two-way system - Google Patents

Video signal transmission system using CATV two-way system

Info

Publication number
JPS59101573U
JPS59101573U JP19663282U JP19663282U JPS59101573U JP S59101573 U JPS59101573 U JP S59101573U JP 19663282 U JP19663282 U JP 19663282U JP 19663282 U JP19663282 U JP 19663282U JP S59101573 U JPS59101573 U JP S59101573U
Authority
JP
Japan
Prior art keywords
catv
signal transmission
video signal
transmission system
way
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
JP19663282U
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 JP19663282U priority Critical patent/JPS59101573U/en
Publication of JPS59101573U publication Critical patent/JPS59101573U/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]

第１図、第２図は本考案の異種例を示す説明図　　−で
ある。 １は分岐線路、２はチャンネル専用増幅器、３はパンド
パスフ・イルタ、４はヘッドエンド。FIGS. 1 and 2 are explanatory diagrams showing different examples of the present invention. 1 is a branch line, 2 is a channel-specific amplifier, 3 is a pan pass filter, and 4 is a head end.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）ＣＡＴＶシステムの上り増幅器として各加入者側
から伝送する映像信号の周波数帯域を増榔するチャンネ
ル専用増幅器を使用してなるＣＡＴＶ双方向システムに
よる映像信号伝送システム。 （２１ＣＡＴＶシステムの各分岐線路の上り回線に、チ
ャンネル専用増幅器の増幅周波数帯域と゛同じ周波数帯
域を通過させるバンドパスフィルタを設けてなる実用新
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。(1) A video signal transmission system based on a CATV two-way system, which uses a channel-dedicated amplifier that increases the frequency band of video signals transmitted from each subscriber side as an upstream amplifier of the CATV system. (Video produced by the CATV two-way system according to claim 1, wherein a bandpass filter is provided on the uplink of each branch line of the CATV system to pass the same frequency band as the amplification frequency band of the channel-dedicated amplifier. Signal transmission system.
JP19663282U 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system Pending JPS59101573U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19663282U JPS59101573U (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
JP19663282U JPS59101573U (en) 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system

Publications (1)

Publication Number Publication Date
JPS59101573U true JPS59101573U (en) 1984-07-09

Family

ID=30421753

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19663282U Pending JPS59101573U (en) 1982-12-24 1982-12-24 Video signal transmission system using CATV two-way system

Country Status (1)

Country Link
JP (1) JPS59101573U (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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