Targa DRH-5500x User's Manual And Service Information
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Glossary81Glossary480i/480p (576i/576p)Indicates the number of scanning lines and scanningformat of an image signal.480i/576i indicates 480/576 scanning lines withinterlaced format, and 480p/576p indicates 480/576scanning lines with progressive format.Aspect ratioAspect ratio refers to the length to height ratio of TVscreens. The ratio of a standard TV is 4:3, while theratio of a high-definition or wide-screen TV is 16:9.Bit StreamThe digital form of multi-channel audio data (e.g. 5.1-channel) before it is decoded into its various channels.Chapter / TitleChapter is a division of a video title on a DVD disc.Component VideoVideo signals with three channels of separateinformation that makes up the picture. There areseveral types of component video, such as R/G/B andY/Cb(Pb)/Cr(Pr).Composite VideoA single video signal commonly used in mostconsumer video products that contains all luminance,color, and synchronization information.CPRM (Content Protection for RecordableMedia)CPRM is a technology developed to prevent digitalcontent from being copied more than once.DivX ® VODDivX ® VOD (video-on-demand) service is designed toprotect copyrights of digital videos. Through an onlineregistration process, DivX ® VOD preventsunauthorized downloads or file sharing. For moreinformation, please visit: http://www.divx.com/vod.Dolby Digital ®A six-channel system consisting of left, center, right,left rear, right rear and LFE (Low-Frequency Effectchannel, for use with a sub-woofer) channels. Itrequires a Dolby Digital® decoder, either in the playeror in an external receiver to regenerate the sound. Allprocessing is done in the digital domain. Not all DolbyDigital discs contain six (5.1) channels of information.DRMDRM (Digital Rights Management) is a digitaltechnology for protecting the copyright of intellectualproperty. Digital Rights Management has beendesigned to control the licensing and rightsmanagement for digital movie and audio material aswell as software, electronic documents and e-booksallowing for payment management and use control.DTS ® (Digital Theater Systems)DTS® is a Digital Surround audio encoding formatconfigured with six (5.1) channels, similar to DolbyDigital®. It requires a DTS ® decoder, either in the playeror in an external receiver to regenerate the sound. Allprocessing is done in the digital domain. Not all DTSdiscs contain six (5.1) channels of information.HDCP (High-bandwidth Digital ContentProtection)HDCP is developed by Intel Corporation to ensure theintegrity of digital content transmitted via HDMI/DVIinterface.HDMI (High-Definition Multimedia Interface)HDMI is an all-digital interface which transmitsuncompressed high-definition video and multi-channeldigital audio from any audio/video source to displaydevices via a single cable.Interlaced / Progressive ScanThe two modes refer to the methods by which a videoimage is updated. In ‘Interlaced Scan’ mode, image isupdated by alternating sets of odd and even scan lines.In ‘Progressive Scan’ mode, scan lines for an image arerefreshed in every pass and by a sequential order.JPEG (Joint Photographic Experts Group)A popular file format for still image compression andstorage. There are two sub-types of the JPEG formats:(1) Baseline JPEG: used for digital cameras, the web,etc. (2) Lossless JPEG: an old type, rarely used now.Linear PCM (Pulse Code Modulation) AudioLinear PCM is a method to digitally encoding audiowithout compression, and is used for the audio trackson DVD-Video discs, Audio CDs, etc.MP3MP3 (MPEG-1 audio layer 3) is a compressed audiofile format. Files are recognized by their file extension.mp3 or .MP3.MP3proMP3pro is an enhancement to the MP3 audiocompression algorithm that compensates the large lossof quality MP3 experiences at lower sampling rates(below approx. 96 kbps) by adding the proprietarypatented Spectral Band Replication (SBR) technology.MPEG (Motion Picture Experts Group)MPEG is an international standard for compressingdigital video/audio content. MPEG-1 is used for VCDand music. MPEG-2 is used for SVCD and DVD-Video. MPEG-4 is used for DVD-Video and otherdigital videos. |
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