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Topic: HDCP


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In the News (Fri 25 Dec 09)

  
  What is HDCP? - A Word Definition From the Webopedia Computer Dictionary
HDCP encrypts the transmission of digital content between the video source, or transmitter -- such as a computer, DVD player or set-top box -- and the digital display, or receiver -- such as a monitor, television or projector.
HDCP is not designed to prevent copying or recording of digital content but to protect the integrity of content as it is being transmitted.
Implementation of HDCP requires a license obtainable from the Digital Content Protection, LLC, which then issues a set of unique secret device keys to all authorized devices.
www.webopedia.com /TERM/H/HDCP.html   (234 words)

  
 Home Toys Article - HDCP: For Better or for Worse?
HDCP attempts to solve a serious problem that’s plagued the studios and other content producers for years and is something that is good for everyone.
As such, HDCP is relevant to both DVI and HDMI signal connectivity; with the important footnote that it may or may not be used with DVI signals, but is a mandatory requirement for all HDMI signals.
HDCP encryption was developed to protect and maintain the integrity of content traveling between two or more digital sources.
www.hometoys.com /htinews/apr05/articles/dvigear/hdcp.htm   (1630 words)

  
 HDCP   (Site not responding. Last check: 2007-10-08)
HDCP is a specification developed by Intel for protecting digital entertainment content that uses the DVI interface.
Even if the devices on either end of the application are HDCP compliant, all devices in the middle must be as well (repeaters, converters, splitter, distribution amplifiers, etc.).
HDCP implements authentication to verify that the receiving device (such as a display or television) is licensed to receive encrypted content.
www.proav.de /data/HDCP.html   (399 words)

  
 [No title]
HDCP, in short, simply guarantees that whatever content restrictions are in place are enforced by authenticating both the transmitter and the receiver.
Tiger saw the light of day in April, and with the company intending to release Leopard around the same time as Vista, that means that we'll be seeing HDCP support on the Mac (powered by Intel!) probably around the same time as the release of Windows Vista.
Between Blu-ray's BD+ and HDCPs key revocation, this next generation of tech is going to be considerably harder to crack.
arstechnica.com /articles/paedia/hardware/hdcp-vista.ars   (1337 words)

  
 DVDO : faq & support : HDCP
The iScan HD+ is HDCP compliant and processes HD formats (720p, 1080i) as well as SD formats (480i/p, 576i/p) on its DVI input.
High-Bandwidth Digital Content Protection (HDCP) is a standard, developed by Intel, designed to protect digital video and audio signals transmitted over DVI connections between two HDCP-enabled devices.
The receiving device decodes the signal using HDCP and uses the signal as it is allowed.
www.dvdo.com /faq/faq_ishd_hdcp.php   (822 words)

  
 High-Bandwidth Digital Content Protection - Wikipedia, the free encyclopedia
The HDCP specification is proprietary and an implementation of HDCP requires a license.
HDCP is licensed by Digital Content Protection, LLC, a subsidiary of Intel.
The most well-known attack on HDCP is the conspiracy attack, where a number of devices are compromised and the information gathered is used to reproduce the private key of the central authority.
en.wikipedia.org /wiki/HDCP   (1122 words)

  
 What is HDCP?
With HDCP, content can be transferred from a computer, satellite television receiver, or DVD player to a television screen or computer monitor while the original image remains clear of any static or snow.
HDCP is meant to transfer graphic images over high bandwidths without losing any of the pristine quality of the original graphic content.
Once HDCP content has been found, the HDCP licensed machine is the viewer's "ticket" to see the show on the computer monitor or television screen.
www.wisegeek.com /what-is-hdcp.htm   (340 words)

  
 Intel Unveils Encryption As You Type - Technology News by TechWeb
HDCP is an Intel-developed specification that will complement the work developed with the Digital Display Working Group (DDWG), said Mark Waring, an Intel technology initiatives manager who is the DDWG secretary.
Transmitter and receiver silicon performed the HDCP authentication, encryption, and decryption functions, while supporting the DVI digital transmission rate of 5 Gbits per second between the host and display.
HDCP uses a 56-bit key, with individual keys distributed to the various vendors.
www.techweb.com /wire/story/TWB20000218S0008   (324 words)

  
 The HDCP/HDMI video card list and FAQ - Home Theater PC News   (Site not responding. Last check: 2007-10-08)
HDCP is a "down the wire" encryption mechanism for digital video and audio transport.
HDCP is made to protect the link between the player and the monitor/TV not the file system of the media.
Note however that COPP and HDCP driver compliance appears to be evolving and latest ForceWare 92.xx or higher appears to be needed for HD-DVD and Blu-ray playback.
www.htpcnews.com /forums/index.php?showtopic=23416   (2796 words)

  
 DailyTech - ATI Makes False Claims on HDCP Support   (Site not responding. Last check: 2007-10-08)
If HDCP is not present, regardless of whether an attempt at copying is made or not, the video is scaled down to low resolution to deter copying.
To actually implement HDCP protection, unique keys are required on a per product basis which is provided by the committee and requires implementation at the manufacturing level.
ATI argues that HDCP may end up not being required for Blu-ray and HD DVD playback but according to the MPAA, this is not the case.
www.dailytech.com /article.aspx?newsid=851   (3331 words)

  
 HDCP, High —Bandwidth Digital Content Protection: Beginners Guide
In brief, the content is encrypted at the transmitter and the signal is passed to the HDCP receiver (display) via the DDC lines (in essence an I2C bus) where it is decrypted before viewing.
HDCP requires that both the transmitter and the receiver comply with standards.
Incidentally, HDCP does not apply to analog interface such as component video although component video can be used to display high definition video.
www.octavainc.com /HDCP.htm   (702 words)

  
 Upcoming HDCP Issues - Beyond3D Forum
HDCP (High Definition Content Protection) has been a somewhat thorny issue all-round and the Firing Squad’s article touches on who is to blame for these issues arising, but like it or loathe it, it is an inevitability right now.
To access HDCP protected content on the PC users are going to require an HD-HVD or Blu-Ray player, an HDCP capable graphics board, an HDCP enabled OS (most likely Windows Vista for many users) and an HDCP enabled display device.
Well since hdcp has already been broken we are shown once again the length that the movie industry will go to harm their own consumers while doing little to harm pirates.
www.beyond3d.com /forum/showthread.php?t=28284   (1389 words)

  
 HDCP   (Site not responding. Last check: 2007-10-08)
HDCP was designed by Intel by request from the film industry because they wanted a way to control the entire hardware chain.
With HDCP, the encryption is much more sophisticated since it requires everything on the data path to be encrypted and certified.
The HDCP security, however, may have an adverse effect on the success of the new media.
www.cse.ohio-state.edu /~browmich/hdcp.html   (1073 words)

  
 Digital Content Protection LLC: Home
HDCP is a specification developed by Intel Corporation to protect digital entertainment content across the DVI/HDMI interface.
HDCP Component License Agreement (155k, PDF) - A lighter version of the full adopter agreement that provides license to manufacture HDCP components, but does not allow the adopter to manufacture full HDCP products or purchase HDCP device key sets.
HDCP Reseller Associate Agreement (77k, PDF) - Provides license to purchase and resell HDCP components for distributors who are not participating in the manufacture of such components or HDCP products.
www.digital-cp.com   (423 words)

  
 What is HDCP (high definition copy protocol)?
HDCP stands for High-Bandwidth Digital Content Protection, a copy protection scheme to eliminate the possibility of intercepting digital data midstream between the source to the display.
Due to the increase in manufacturers employing HDCP in their equipment, it is highly recommended that any HDTV you purchase is compatible.
It is important to note that HDCP is currently not a standard used in PC monitors, and almost none of these displays have Component inputs.
www.digitalconnection.com /FAQ/HDTV_12.asp   (563 words)

  
 HDCP-Compliant Video Cards Elude the Market
HDCP (High Definition Content Protection) was designed to protect the property of the movie studios who believe piracy is hurting their business.
HDCP simply hasn’t been a priority for the PC.
ATI used to say "HDCP Ready" but now a visit to the graphics card manufacturer’s website reveals an asterisk behind the claim.
www.audioholics.com /news/editorials/HDCPvideocardsHTPCs.php   (1006 words)

  
 The Great HDCP Fiasco
I was disappointed, but what was surprising is that many of these monitor manufacturers weren’t advertising their HDCP support.
For monitors, HDCP support is the most important feature for having a “future proof” solution.
HDCP stands for High-bandwidth Digital Content Protection and is an Intel-initiated program that was developed with Silicon Image.
www.firingsquad.com /hardware/ati_nvidia_hdcp_support   (423 words)

  
 HDCP FAQ
HDCP is either the best or worst feature of DVI technology, depending on who you are.
HDCP, created by Intel, overall, is a type of encryption that protects the content contained in DVI transmissions, designed to protect this content.
Limiting DVI DVD players to transmit HDCP encrypted signal to displays is an effort by Hollywood to protect and control their content.
www2.dvigear.com /hdcpfaq.html   (369 words)

  
 DailyTech - ATI's Responds to HDCP Support Accusations
The number of NVIDIA partners that claimed HDCP support but failed to deliver on the board level are in fact, in the same coup as ATI or any one of its partners who made such claims.
While HDCP has been "hacked," in the sense that it can be decrypted, I don't believe there's any easy way to bypass the requirement for an HDCP compliant monitor when the source itself is outputting an HDCP signal.
HDCP is being forced upon us by the movie industry and it's not going away - deal with it.
www.dailytech.com /article.aspx?newsid=893   (3253 words)

  
 Introducing MSI NX7800GTX-VT2D256E
HDCP works by adding circuitry within the DVI connection on both transmitter (DVD player, cable box, etc.) and the receiver (projector, LCD TV, etc.) that encrypts video content.
There isn't an advantage for the everyday home user to need an HDCP compliant HDMI LCD panel connected to their computer, although with the backing of a player like Microsoft, it won't be very long before HDMI starts showing up anyway.
HDCP Content protection encrypts the data transmitted between the DVI/HDMI connector on the graphics adapter and the display.
www.msicomputer.com /msiforms2/HDCP.asp   (1127 words)

  
 Disabled HDCP chip on current 7900GTX cards - GameDev.Net Discussion Forums   (Site not responding. Last check: 2007-10-08)
Nobody seems to know why the cards are shipping with the chip disabled and if they are to remain permanently disabled, but there is question as to whether the HDCP chip is disabled because of the BIOS or because drivers don’t support it yet.
The next batch of cards is scheduled to ship late July or early August and reports suggest that they will have the HDCP chip enabled for full HDCP compliance, but it's not yet clear what exactly NVIDIA's plans are.
HDCP does allow you to view the full rez content, but it isnt responsible for rendering the content, it's responsible for making sure you dont pirate the content.
www.gamedev.net /community/forums/topic.asp?topic_id=403843   (521 words)

  
 HDCP "Handshake" A Big Problem For Many Legacy DVI-Based HDTVs
High-Bandwidth Digital Copy Protection (HDCP) is the protection that Hollywood movie studios are demanding that all new HDTV sources and displays have in order to broadcast the highest resolution HD images.
This means that HDTV sources that output HDCP content could and very likely will be forced to down-convert to the lower resolution 480p video that is found on upscaled DVDs.
Consumers with a $25,000, two year old top-of-the-line plasma might say ‘yes.’ Worldwide there are over 400,000,000 installed TVs thus the number of sets currently in the marketplace that can’t meet today’s standards are relatively small when you consider the impact of scaring away Hollywood from releasing their movies in 1080p on Blu-ray or HD-DVD.
www.avrev.com /news/1105/10.hdcp.html   (727 words)

  
 DVI Digital Video Interface/HDCP (via CobWeb/3.1 planet03.csc.ncsu.edu)   (Site not responding. Last check: 2007-10-08)
HDCP is a specification developed by Intel Corporation to protect digital entertainment content across the DVI interface.
Until the advent of HDCP for DVI, studios have been reluctant to release this premium digital content for fear of unauthorized reproduction and distribution of perfect digital copies.
HDCP provides a secure environment that offers content providers the necessary protection for the HD format.
www.intechlabs.com.cob-web.org:8888 /ourfaqs/tv/dvi_hdcp.htm   (1103 words)

  
 HDMI :: Consumer :: FAQ
If the Adopter implements HDCP content protection as set forth in the HDMI Specification, then the royalty rate is further reduced by one cent (US $.01) per unit sold, for a lowest rate of four cents (.04) per unit.
Probably the most common failure is the lack of an HDCP repeater function or failure to perform the authentication reliably in all types of usage scenarios.
Movie studios, which fear that high-definition versions of their movies will be pirated, are expected to use HDCP when releasing high-definition versions of their movies, though some may choose to release some titles without HDCP.
www.hdmi.org /consumer/faq.asp   (5295 words)

  
 HDCP Home   (Site not responding. Last check: 2007-10-08)
Project members need to be informed of the work of other teams and learn from each other's experience relative to the HDCP project.
The HDCP community of practice also needs an online space to "meet" and collaborate - an environment to exchange ideas, to ask questions and receive answers.
These pieces of knowledge must be captured, organized, efficiently shared, and reused within the project, since some tasks might be repeated, either by the same team or at other locations.
www.cebase.org /HDCP   (198 words)

  
 HDCP   (Site not responding. Last check: 2007-10-08)
The HDCP addresses the issue in a new way.
And now they are increasingly important for systems in many other sectors of society, including systems associated with national infrastructure, defense, and health care, as well as mainstream systems ranging from electronic commerce to desktops.
Carnegie Mellon collaborates in the HDCP effort with leading researchers at five other universities, as well as with a scientific and engineering team at the newly inaugurated Carnegie Mellon West Campus.
www.hdcp.org   (283 words)

  
 Sapphire Forums - x1600pro AGP and HDMI/HDCP?
Sapphire point out that they have had support from ATI with respect to how the HDCP licensing is held for the X1000 boards, which have HDCP capabilities integrated into the chip.
The HDCP license for these boards is held in a Secure ROM element of the graphics board BIOS, and with this element being a secure ROM its not updateable by software later - a board sold without an HDCP license without it in the secure ROM at manufacture time cannot be updated later.
Sapphire alluded to other issues with securing the licenses, pointing out that the bodies that are processing the licenses can be somewhat slow to respond given they are currently swamped with requests from all the consumer manufacturers that are requesting keys, let alone all the PC manufacturers that will begin to request licenses as well.
www.sapphiretech.com /en/forums/showthread.php?p=12089   (1343 words)

  
 HDCP and Component Compatibility - AVS Forum
Other manuals I read are more vague: "this receiver is compatible with HDCP and HDCP contents can be viewed if you connect an HDCP-compatible TV to this receiver." But it says nothing about HDMI inputs.
HDCP is optional in DVI devices, but most new ones include it.
If the Oppo doesn't implement HDCP on its DVI output then whether or not any of the following devices are HDCP compliant should be irrelevant as long as they are just passing that audio/video through.
www.avsforum.com /avs-vb/showthread.php?t=759324   (1338 words)

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