JPS5975780A - ビデオ信号を禁止するためビデオ信号を修正する方法および装置 - Google Patents

ビデオ信号を禁止するためビデオ信号を修正する方法および装置

Info

Publication number
JPS5975780A
JPS5975780A JP57176449A JP17644982A JPS5975780A JP S5975780 A JPS5975780 A JP S5975780A JP 57176449 A JP57176449 A JP 57176449A JP 17644982 A JP17644982 A JP 17644982A JP S5975780 A JPS5975780 A JP S5975780A
Authority
JP
Japan
Prior art keywords
video signal
video
signal
field
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.)
Granted
Application number
JP57176449A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0470825B2 (enrdf_load_stackoverflow
Inventor
ジヨン・アンソニ−・ボンド
ユアン−ル・リ
レスリ−・ジヨセフ・クレイン
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to JP57176449A priority Critical patent/JPS5975780A/ja
Publication of JPS5975780A publication Critical patent/JPS5975780A/ja
Publication of JPH0470825B2 publication Critical patent/JPH0470825B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Television Signal Processing For Recording (AREA)
JP57176449A 1982-10-08 1982-10-08 ビデオ信号を禁止するためビデオ信号を修正する方法および装置 Granted JPS5975780A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57176449A JPS5975780A (ja) 1982-10-08 1982-10-08 ビデオ信号を禁止するためビデオ信号を修正する方法および装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57176449A JPS5975780A (ja) 1982-10-08 1982-10-08 ビデオ信号を禁止するためビデオ信号を修正する方法および装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2241049A Division JPH03236693A (ja) 1990-09-10 1990-09-10 ビデオ信号修正装置

Publications (2)

Publication Number Publication Date
JPS5975780A true JPS5975780A (ja) 1984-04-28
JPH0470825B2 JPH0470825B2 (enrdf_load_stackoverflow) 1992-11-12

Family

ID=16013897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57176449A Granted JPS5975780A (ja) 1982-10-08 1982-10-08 ビデオ信号を禁止するためビデオ信号を修正する方法および装置

Country Status (1)

Country Link
JP (1) JPS5975780A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59187275U (ja) * 1983-05-26 1984-12-12 株式会社ケンウッド 映像信号記録装置
JPS6369452A (ja) * 1986-03-06 1988-03-29 メモレツクス・コ−ポレ−シヨン デイスクドライブアクチユエ−タ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52130315A (en) * 1976-04-26 1977-11-01 Sony Corp Pre-recorded recording media
JPS5723366A (en) * 1980-07-17 1982-02-06 Matsushita Electric Ind Co Ltd Reproduction preventing system of video software
JPS5787683A (en) * 1980-11-21 1982-06-01 Bitsutsu:Kk Method and apparatus for recording video signal

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52130315A (en) * 1976-04-26 1977-11-01 Sony Corp Pre-recorded recording media
JPS5723366A (en) * 1980-07-17 1982-02-06 Matsushita Electric Ind Co Ltd Reproduction preventing system of video software
JPS5787683A (en) * 1980-11-21 1982-06-01 Bitsutsu:Kk Method and apparatus for recording video signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59187275U (ja) * 1983-05-26 1984-12-12 株式会社ケンウッド 映像信号記録装置
JPS6369452A (ja) * 1986-03-06 1988-03-29 メモレツクス・コ−ポレ−シヨン デイスクドライブアクチユエ−タ

Also Published As

Publication number Publication date
JPH0470825B2 (enrdf_load_stackoverflow) 1992-11-12

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