LG 47LN57XX / 47LN570S / 47LN570V / 47LN5758 / 47LN575S / 47LN575V / 47LN5778 / 47LN578V (CHASSIS:LD33B) Service Manual ▷ View online
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Widevine & HDCP 2.0 & NETFLX
2012. 12. 08
Contents
1. Widevine?
2. HDCP 2.0 & NETFLIX?
3. DTCP?
4. Changed BOM
LCD TV
LCD TV
R&D Lab
/ HW1 team
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1. Widevine?
[Widevine Key]
Widevine Key is unique data stored TV for using Widevine.
Widevine Key is unique data stored TV for using Widevine.
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HDCP
High-bandwidth Digital Content Protection
Protect high-value digital motion pictures, television programs and audio
against unauthorized interception and copying between a digital set top box or
digital video recorder and a digital TV or PC.
Specification developed by Intel Corporation to protect digital entertainment
across the DVI/HDMI interface.
Why HDCP2.0?
HDCP revision 2.0 supports a broader range of wired and wireless interfaces.
Netflix
the services maintain a huge selection of movies and latest releases and offer
DVD rentals via mail & online streaming.
DVD rentals via mail & online streaming.
2. HDCP 2.0 & NETFLIX?
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3. DTCP?
[DTCP]
The Digital Transmission Content Protection Specification defines a cryptogrphic
protocol for protecting audio/video entertainment content from unauthorized copying,
intercepting, and tampering as it traverses digital transmission mechanisms such as a
high-performance serial bus that conforms to the IEEE 1394-1995 standard. Only
legitimate entertainment content delivered to a source device via another approved copy
protection system (such as the DVD Content Scrambling System) will be protected by this
protection system.
[Three cryptographic Keys]
• Authentication Key which is formed as a result of authentication and used to protect the
exchange keys.
exchange keys.
•Exchage Key which is used to set up and protect content streams.
•Content Key which is used to encrpt the content being exchanged.
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