JP2009290912A5 - - Google Patents
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- JP2009290912A5 JP2009290912A5 JP2009211240A JP2009211240A JP2009290912A5 JP 2009290912 A5 JP2009290912 A5 JP 2009290912A5 JP 2009211240 A JP2009211240 A JP 2009211240A JP 2009211240 A JP2009211240 A JP 2009211240A JP 2009290912 A5 JP2009290912 A5 JP 2009290912A5
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- JP
- Japan
- Prior art keywords
- video information
- output
- copy
- information
- compressed video
- Prior art date
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Claims (3)
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、
前記圧縮映像情報と前記複製情報とを含む信号を受信する受信手段と、
受信した前記圧縮映像情報を復号する復号手段と、
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、
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、
前記第１の出力手段と前記第２の出力手段とを制御する制御手段とを備え、
前記制御手段は、受信した前記複製情報によって前記第１の出力手段から出力する前記アナログ信号の解像度の制限と、前記第２の出力手段から出力する前記デジタル信号の暗号化とを制御し、
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１の出力手段から出力するアナログ信号を、解像度を制限して出力し、
前記第２の出力手段から出力するデジタル信号を、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することを特徴とする映像情報受信装置。 In a video information receiving apparatus that receives a signal including compressed video information and replication information relating to a copy of the compressed video information and outputs the signal to the outside,
The copy information includes at least a copy prohibition, a copy once permitted, and a copy permitted state,
Receiving means for receiving a signal including the compressed video information and the duplicate information;
Decoding means for decoding the received compressed video information;
A first output means for outputting an analog signal video information decoded from the compressed video information,
Second output means for outputting video information decoded from the compressed video information as a digital signal ;
And control means for controlling said the previous SL first output means second output means,
The control means controls the resolution limitation of the analog signal output from the first output means and the encryption of the digital signal output from the second output means according to the received copy information ,
When the copy information indicates that copying is prohibited,
The analog signal output from the first output means is output with a limited resolution,
Video information characterized in that the digital signal output from the second output means is output after being protected by encryption when a device connected to the second output means is compatible with a protection function. Receiver device.
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、
前記圧縮映像情報と前記複製情報とを含む信号を受信するステップと、
受信した前記圧縮映像情報を復号するステップと、
復号した映像情報をアナログ信号として出力するステップと、
復号した映像情報をデジタル信号として出力するステップとを有し、
受信した前記複製情報によって出力する前記アナログ信号の解像度の制限と、出力する前記デジタル信号の暗号化とを制御し、
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、
前記アナログ信号としての出力においては、解像度を制限して出力し、
前記デジタル信号としての出力においては、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することを特徴とする映像情報受信方法。 In a video information receiving method for receiving a signal including compressed video information and replication information relating to a copy of the compressed video information and outputting the signal to the outside,
The copy information includes at least a copy prohibition, a copy once permitted, and a copy permitted state,
Receiving a signal including the compressed video information and the duplicate information;
Decoding the received compressed video information;
A step of output the decoded video information to an analog signal,
The decoded video information and a step of outputting a digital signal,
Controlling the resolution limit of the analog signal to be output by the received copy information and the encryption of the digital signal to be output;
When the copy information indicates that copying is prohibited,
At the output of the said analog signal, and outputs the limit resolution,
Wherein in the output as a digital signal, the video information receiving method characterized in that the output destination device and outputs performing protected by encrypting the digital signal when it is compatible to the protection function.
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、
前記圧縮映像情報と前記複製情報とを含む信号を送信するステップと、
送信された前記圧縮映像情報と前記複製情報とを含む信号を受信するステップと、
受信した前記圧縮映像情報を復号するステップと、
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ステップと、
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ステップとを有し、
受信した前記複製情報によって出力する前記アナログ信号の解像度の制限と、出力する前記デジタル信号の暗号化とを制御し、
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、
前記アナログ信号としての出力においては、解像度を制限して出力し、
前記デジタル信号としての出力においては、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することを特徴とする映像情報送受信方法。 In the video information transmitting and receiving method for transmitting and receiving a signal including a copy information about replication of the compressed video information and compressed video information,
The copy information includes at least a copy prohibition, a copy once permitted, and a copy permitted state,
Transmitting a signal including the compressed video information and the duplicate information;
Receiving a signal including the transmitted compressed video information and the duplicate information;
Decoding the received compressed video information;
A step of output the video information decoded from the compressed video information by an analog signal,
The video information decoded from the compressed video information have a and outputting a digital signal,
Controlling the resolution limit of the analog signal to be output by the received copy information and the encryption of the digital signal to be output;
When the copy information indicates that copying is prohibited,
At the output of the said analog signal, and outputs the limit resolution,
Wherein in the output as a digital signal, the video information transmitting and receiving method characterized in that the output destination device and outputs performing protected by encrypting the digital signal when it is compatible to the protection function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009211240A JP4597252B2 (en) | 2009-09-14 | 2009-09-14 | Video information receiving apparatus, video information receiving method, and video information transmitting / receiving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009211240A JP4597252B2 (en) | 2009-09-14 | 2009-09-14 | Video information receiving apparatus, video information receiving method, and video information transmitting / receiving method |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009023204A Division JP4406671B2 (en) | 2009-02-04 | 2009-02-04 | Digital broadcast receiver |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010156320A Division JP4654319B2 (en) | 2010-07-09 | 2010-07-09 | Video information receiving apparatus and video information receiving method |
| JP2010190247A Division JP4719818B2 (en) | 2010-08-27 | 2010-08-27 | Video information transmission / reception system and video information transmission / reception method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009290912A JP2009290912A (en) | 2009-12-10 |
| JP2009290912A5 true JP2009290912A5 (en) | 2010-10-14 |
| JP4597252B2 JP4597252B2 (en) | 2010-12-15 |
Family
ID=41459550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009211240A Expired - Lifetime JP4597252B2 (en) | 2009-09-14 | 2009-09-14 | Video information receiving apparatus, video information receiving method, and video information transmitting / receiving method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4597252B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6279463B2 (en) * | 2014-12-26 | 2018-02-14 | 株式会社東芝 | Content transmission device, content reception device, content transmission method, and content reception method |
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 |
-
2009
- 2009-09-14 JP JP2009211240A patent/JP4597252B2/en not_active Expired - Lifetime
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