JP2010283881A5 - - Google Patents
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- JP2010283881A5 JP2010283881A5 JP2010190247A JP2010190247A JP2010283881A5 JP 2010283881 A5 JP2010283881 A5 JP 2010283881A5 JP 2010190247 A JP2010190247 A JP 2010190247A JP 2010190247 A JP2010190247 A JP 2010190247A JP 2010283881 A5 JP2010283881 A5 JP 2010283881A5
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- JP
- Japan
- Prior art keywords
- output
- copy
- video information
- information
- compressed video
- 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.)
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Claims (2)
前記圧縮映像情報を前記圧縮映像情報の複製に関する複製情報とともに送信する送信手段と、 Transmitting means for transmitting the compressed video information together with copy information relating to a copy of the compressed video information;
前記複製情報とともに送信された前記圧縮映像情報を受信する受信手段と、 Receiving means for receiving the compressed video information transmitted together with the duplicate information;
受信した前記圧縮映像情報を復号する復号手段と、 Decoding means for decoding the received compressed video information;
前記圧縮映像情報から復号した映像情報をアナログ信号として出力する第１の出力手段と、 First output means for outputting video information decoded from the compressed video information as an analog signal;
前記圧縮映像情報から復号した映像情報をデジタル信号として出力する第２の出力手段と、 Second output means for outputting video information decoded from the compressed video information as a digital signal;
受信した前記圧縮映像情報をデジタル信号として出力する第３の出力手段と、 Third output means for outputting the received compressed video information as a digital signal;
受信した前記複製情報によって前記第１の出力手段と前記第２の出力手段と前記第３の出力手段とを制御する制御手段とを備え、 Control means for controlling the first output means, the second output means, and the third output means according to the received copy information;
前記複製情報は、少なくとも、コピー禁止、コピー１回可、コピー可の状態を含み、 The copy information includes at least a copy prohibition, a copy once permitted, and a copy permitted state,
前記制御手段は、 The control means includes
前記第１の出力手段からのアナログ信号の出力においては、前記複製情報がコピー禁止であることを示しているときに、解像度を制限して出力し、 In the output of the analog signal from the first output means, when the copy information indicates that copy is prohibited, the resolution is limited and output,
前記第２の出力手段からのデジタル信号の出力においては、前記複製情報がコピー禁止であることを示しているときに、前記第２の出力手段に接続された機器が保護機能に対応している場合に暗号化によって保護を行って出力し、 In the output of the digital signal from the second output means, the device connected to the second output means corresponds to a protection function when the copy information indicates that copying is prohibited. If the output is protected by encryption,
前記第３の出力手段からのデジタル信号の出力においては、前記複製情報がコピー禁止であることを示しているときに、前記第３の出力手段に接続された機器が保護機能に対応している場合に保護を行って出力するように制御することを特徴とする映像情報送受信システム。 In the output of the digital signal from the third output means, the device connected to the third output means corresponds to the protection function when the copy information indicates that copying is prohibited. A video information transmission / reception system that controls to output in a protected case.
前記圧縮映像情報を前記圧縮映像情報の複製に関する複製情報とともに送信する送信ステップと、 A transmission step of transmitting the compressed video information together with copy information relating to a copy of the compressed video information;
前記複製情報とともに送信された前記圧縮映像情報を受信する受信ステップと、 Receiving the compressed video information transmitted together with the duplicate information; and
受信した前記圧縮映像情報をデジタル信号として出力する第１の出力ステップと、 A first output step of outputting the received compressed video information as a digital signal;
受信した前記圧縮映像情報を復号する復号ステップと、 A decoding step of decoding the received compressed video information;
復号した映像情報をアナログ信号として出力する第２の出力ステップと、 A second output step of outputting the decoded video information as an analog signal;
復号した映像情報をデジタル信号として出力する第３の出力ステップとを有し、 A third output step for outputting the decoded video information as a digital signal,
前記複製情報は、少なくとも、コピー禁止、コピー１回可、コピー可の状態を含み、 The copy information includes at least a copy prohibition, a copy once permitted, and a copy permitted state,
前記第２の出力ステップにおいては、前記複製情報がコピー禁止であることを示しているときに、解像度を制限して出力し、 In the second output step, when the copy information indicates that copying is prohibited, the resolution is limited and output;
前記第３の出力ステップにおいては、前記複製情報がコピー禁止であることを示しているときに、出力先の機器が保護機能に対応している場合に前記デジタル信号を暗号化によって保護を行って出力し、 In the third output step, when the copy information indicates that copying is prohibited, the digital signal is protected by encryption when the output destination device supports the protection function. Output,
前記第１の出力ステップにおいては、前記複製情報がコピー禁止であることを示しているときに、出力先の機器が保護機能に対応している場合に保護を行って出力することを特徴とする映像情報送受信方法。 In the first output step, when the copy information indicates that the copy is prohibited, the output is performed with protection when the output destination device is compatible with the protection function. Video information transmission / reception method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010190247A JP4719818B2 (en) | 2010-08-27 | 2010-08-27 | Video information transmission / reception system and video information transmission / reception method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010190247A JP4719818B2 (en) | 2010-08-27 | 2010-08-27 | Video information transmission / reception system and video information transmission / reception method |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009211240A Division JP4597252B2 (en) | 2009-09-14 | 2009-09-14 | Video information receiving apparatus, video information receiving method, and video information transmitting / receiving method |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011023467A Division JP5028533B2 (en) | 2011-02-07 | 2011-02-07 | Digital broadcast receiver |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2010283881A JP2010283881A (en) | 2010-12-16 |
| JP2010283881A5 true JP2010283881A5 (en) | 2011-04-14 |
| JP4719818B2 JP4719818B2 (en) | 2011-07-06 |
Family
ID=43540136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010190247A Expired - Lifetime JP4719818B2 (en) | 2010-08-27 | 2010-08-27 | Video information transmission / reception system and video information transmission / reception method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4719818B2 (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3250333B2 (en) * | 1993-04-02 | 2002-01-28 | ソニー株式会社 | Video signal processing method, video signal recording method, video signal reproduction method, video signal processing device, video signal recording device, and video signal reproduction device |
| JPH0793894A (en) * | 1993-09-22 | 1995-04-07 | Canon Inc | Digital magnetic recording and reproducing device |
| JP3617115B2 (en) * | 1995-03-31 | 2005-02-02 | ソニー株式会社 | Video signal processing apparatus and processing method |
| JPH08297919A (en) * | 1995-04-27 | 1996-11-12 | Hitachi Ltd | Method and device for receiving digital signal |
| JP3716511B2 (en) * | 1996-09-02 | 2005-11-16 | ソニー株式会社 | Video signal processing device |
| JPH11146378A (en) * | 1997-11-11 | 1999-05-28 | Sony Corp | Digital broadcasting system |
| JP4016231B2 (en) * | 1998-11-09 | 2007-12-05 | ソニー株式会社 | Video signal additional information transmission method, video signal output device, playback device, recording device, and signal conversion device |
| JP3794201B2 (en) * | 1999-05-14 | 2006-07-05 | 株式会社日立製作所 | Recording device |
| JP3589585B2 (en) * | 1999-06-04 | 2004-11-17 | 松下電器産業株式会社 | Image display device |
| JP2001024990A (en) * | 1999-07-06 | 2001-01-26 | Matsushita Electric Ind Co Ltd | Method for transmitting broadcasting signal, and receiver |
| JP2001044866A (en) * | 1999-07-30 | 2001-02-16 | Nec Corp | Information reception method and system thereof |
| JP2002007074A (en) * | 2000-04-17 | 2002-01-11 | Matsushita Electric Ind Co Ltd | Recording device and transmission device |
-
2010
- 2010-08-27 JP JP2010190247A patent/JP4719818B2/en not_active Expired - Lifetime
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