JP2512136Y2 - Ｃａｔｖ端末用保安器 - Google Patents

Ｃａｔｖ端末用保安器

Info

Publication number
JP2512136Y2
JP2512136Y2 JP1985133569U JP13356985U JP2512136Y2 JP 2512136 Y2 JP2512136 Y2 JP 2512136Y2 JP 1985133569 U JP1985133569 U JP 1985133569U JP 13356985 U JP13356985 U JP 13356985U JP 2512136 Y2 JP2512136 Y2 JP 2512136Y2
Authority
JP
Japan
Prior art keywords
protector
catv
terminal device
noise
transmission line
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 - Lifetime
Application number
JP1985133569U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6242391U (da
Inventor
光男 関口
定夫 三好
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Priority to JP1985133569U priority Critical patent/JP2512136Y2/ja
Publication of JPS6242391U publication Critical patent/JPS6242391U/ja
Application granted granted Critical
Publication of JP2512136Y2 publication Critical patent/JP2512136Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1985133569U 1985-08-30 1985-08-30 Ｃａｔｖ端末用保安器 Expired - Lifetime JP2512136Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985133569U JP2512136Y2 (ja) 1985-08-30 1985-08-30 Ｃａｔｖ端末用保安器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985133569U JP2512136Y2 (ja) 1985-08-30 1985-08-30 Ｃａｔｖ端末用保安器

Publications (2)

Publication Number Publication Date
JPS6242391U JPS6242391U (da) 1987-03-13
JP2512136Y2 true JP2512136Y2 (ja) 1996-09-25

Family

ID=31033999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985133569U Expired - Lifetime JP2512136Y2 (ja) 1985-08-30 1985-08-30 Ｃａｔｖ端末用保安器

Country Status (1)

Country Link
JP (1) JP2512136Y2 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2560824Y2 (ja) * 1990-07-20 1998-01-26 日本電気株式会社 上り流合雑音防止装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022572B2 (ja) * 1976-10-13 1985-06-03 マスプロ電工株式会社 保安器
JPS6012385Y2 (ja) * 1977-06-16 1985-04-22 松下電器産業株式会社 Ｃａｔｖ装置
JPS59215185A (ja) * 1983-05-20 1984-12-05 Matsushita Electric Ind Co Ltd コンバ−タ入出力装置
JPS61199336A (ja) * 1985-02-28 1986-09-03 Aichi Denshi Kk 通信用保安器

Also Published As

Publication number Publication date
JPS6242391U (da) 1987-03-13

Similar Documents

Publication Publication Date Title
US3886454A (en) Control apparatus for a two-way cable television system
CA2226489A1 (en) Communication system
EP0772309A3 (en) Interference reduction in telecommunication systems
CA2205248A1 (en) Hybrid fiber-coax system having at least one digital fiber node and increased upstream and downstream bandwidth
CA2157532A1 (en) Noise suppressing device
JP2512136Y2 (ja) Ｃａｔｖ端末用保安器
PL183448B1 (pl) Sposób i urządzenie do transmisji sygnałów radiowych i/lub telewizyjnych modulowanych cyfrowo i analogowo
JPH036981A (ja) 双方向ｃａｔｖシステムにおける周波数分割方法
EP0157460A3 (en) Closed circuit television system
JP3356934B2 (ja) 双方向ｃａｔｖ用分岐／分配装置
JPS59215185A (ja) コンバ−タ入出力装置
JP2560824Y2 (ja) 上り流合雑音防止装置
JP2850489B2 (ja) 空気調和機の運転制御装置
JPH114426A (ja) 流合雑音低減装置
JP2670166B2 (ja) データ伝送システム
JPH01307385A (ja) Ｃａｔｖ伝送方式
JPS62151088A (ja) 双方向ｃａｔｖシステム用保安器
JP3231684B2 (ja) データ転送システム
JPH07298246A (ja) 双方向ｃａｔｖシステムの信号伝送方法とそれに使用される双方向増幅器
JPH0311921Y2 (da)
JPH0213031A (ja) Ｃａｔｖ分岐・分配装置
JPS63123239A (ja) 双方向ｃａｔｖシステムにおける上りデ−タ信号再生中継装置
JPS6328150A (ja) ホ−ムバスシステム
JPS5951684A (ja) テレビ音声多重信号変調装置
JPH0231531A (ja) アナログ／デジタル信号の同時通信装置