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It is a good idea to use the kindle when traveling
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PostPosted: 13 Nov 2019 04:06:56    Post subject:  It is a good idea to use the kindle when traveling
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We always hear HDCP protocol
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, what is Computers Articles | July 25, 2013

Transmitter determines the receiver meets the requirements, the transmitter will transmit a signal to start, but this time on the signal transmitter will join a group password, the receiver must be able to decrypt the real-time display images correctly. In other words, it is not HDCP legally recognized parties after the matter



HDCP content protection is a two-way mechanism. In other words
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, HDCP requirement is to play digital content as well as the hardware itself must follow in order to achieve a comprehensive agreement, one aspect of the problem may cause the player to fail. For example, if the user has to buy LCD TV HDCP function, but the DVD player does not function with HDCP, then see if there is a genuine DVD copy protection HDCP when playing can not be achieved.Each device supports HDCP must have a unique HDCP keys (Secret Device Keys), key consists of 40 groups of 56bit password of an array. This part of the HDCP keys can be placed in a separate chip can be placed inside other chips
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, such as ATI and Nvdia (the world's two main famous graphics chip vendors) can put them in display chip. Each device has HDCP chip will have a group of private (Device Private Key), a group composed of the private key will KSV (Key Selection Vector). KSV has HDCP chip is equivalent to this device ID.


Transmitter determines the receiver meets the requirements, the transmitter will transmit a signal to start, but this time on the signal transmitter will join a group password, the receiver must be able to decrypt the real-time display images correctly. In other words, it is not HDCP legally recognized parties after the matter
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, and this guy is still transmitted by adding a password to prevent substitution during transmission equipment. The specific method is HDCP system will confirm every two seconds while the screen once every 128 sending and the receiving end value calculated once RI, RI compare two values to confirm whether the connection is synchronized.


Compared to other interface devices, HDMI equipment R & D and production costs higher, password and algorithms are factory leak most troublesome thing, in order to cope with this problem, HDCP specially established "undo key" mechanism. Each device key set KSV values are unique
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, HDCP KSV value system will receive after revocation list to compare and find, appear in the list will be considered KSV do illegal, leading to the failure of the certification process. Where the revocation list contained in the HDCP key corresponding to the multimedia data and is updated automatically. Simply put, KSV is developed for each device a unique serial number, more natural numbers are available SN number for each device. Thus, even if a device is compromised
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, it will not affect the overall effect of encryption.


Overall, HDCP specifications are very strict, in addition to the content itself is encrypted, the transfer process is also considered very fine, both devices have built-in HDCP in order to achieve playback. However, the final should be noted that
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, HDCP and?Main product: HDMI Adapter is with good quality.?or DVI interfaces and are not necessarily linked, only the beginning in the development of the HDMI standard has been taken into account in detail for HDCP support, and built in the master chip HDCP encoding engine , so the copyright protection, to be much ahead of the DVI technology.


We, as one of the earliest development and production of video capture cards
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, video converter, video extender manufacturers, for the HDCP protocol has a wealth of experience, such as the current HDMI capture card, HDMI Video Converter, HDMI Splitter
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, HDMI extender, etc. which are perfectly compatible with HDCP agreement to resolve user needs.

Great Reading With Amazon Kindle Store Devices

Posted On : Jun-04-2011 | seen (196) times | Article Word Count : 538 |

Readers can check out the Amazon Kindle Store to learn about the new device which allows them to access innumerable books and other reading material. Readers can check out the Amazon Kindle Store to learn about the new device which allows them to access innumerable books and other reading material. The main advantage of such device is that the person does not have to carry or store a book as that requires a lot of space. Instead, the user can download all the books that he likes and read them as and when desired.

Efficient Charging System

It is a good idea to use the kindle when traveling as the device allows the user to take as many books as he desires along with him without worrying about space. Also, the cost of collecting books is less as the device offers swift download of the entire book. Such Amazon Kindle Store devices are most useful when trav.
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Adv



PostPosted: 13 Nov 2019 04:06:56    Post subject: Adv





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