Glossary, 480i/480p | Philips 7819901511 guide

Glossary

480i/480p

Indicates the number of scanning lines and scanning format of an image signal.

480i indicates 480 scanning lines with interlace format, and 480p indicates 480 scanning lines with progressive format.

576i/576p

Indicates the number of scanning lines and scanning format of an image signal.

576i indicates 576 scanning lines with interlace format, and 576p indicates 576 scanning lines with progressive format.

Aspect ratio

Aspect ratio refers to the length to height ratio of TV screens. The ratio of a standard TV is 4:3, while the ratio of a high-deﬁnition or wide TV is 16:9. The letter box allows you to enjoy a picture with a wider perspective.

Bitstream

The digital form of multi-channel audio data (e.g., 5.1- channel) before it is decoded into its various channels.

Chapter / Title

Chapter is the smallest division and title is the largest division on a DVD VIDEO. A chapter is a division of a title and similar to a track for Video CD or Audio CD.

Component video

Video signals with three channels of separate informa- tion that makes up the picture. There are some types of component video, such as R/G/B and Y/Cb(Pb)/Cr(Pr).

Composite video

A single video signal commonly used in most consumer video products that contains all luminance, color, and synchronization information.

DivX® VOD

DivX® VOD (video-on-demand) service is designed to protect copyrights of digital videos. Through an online registration process, DivX® VOD prevents unauthorized downloads or ﬁle sharing. For more information, 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 Effect channel, for use with a sub-woofer) channels. It requires a Dolby Digital® decoder, either in the player or in an external receiver to regenerate the sound. All processing is done in the digital domain. Not all Dolby Digital discs contain six (5.1) channels of information.

DVD-R

DVD-R is a recordable disc that is the same size as a DVD-Video. Contents can be recorded only once to a DVD-R, and will have the same format as a DVD-Video.

DVD-RW

DVD-RW is a recordable and rewritable disc that is the same size as a DVD-Video. DVD-RW has two different modes: VR mode and Video mode.DVD created in video mode has the same format as a DVD-Video ,while discs created in VR(Video Recording)mode allow the contents to be programmed or edited

DVD+R

DVD+R is a recordable disc that is the same size as a DVD-Video. Contents can be recorded only once to a DVD+R, and will have the same format as a DVD-Video.

DVD+RW

DVD+RW is a recordable and rewritable disc. Recording can be erased and you can record on the same disc again for the maximum of 1,000 times. DVD+RW use a record- ing format that is comparable to a DVD-Video format.

Interlace output

NTSC, the video signal standard, has 480 interlaced (I) scan lines, The Interlaced scanning system

places lines of the second half of the picture in-between lines of the ﬁrst half of the picture.

JPEG

A popular ﬁle format for still image compression and stor- age. JPEG stands for ‘Joint Photographic Experts Group’ There are two sub-types of the JPEG format as follows.

Baseline JPEG: used for digital cameras, the web, etc.

Lossless JPEG: an old type, rarely used now.

Linear PCM audio

PCM stands for ‘Pulse Code Modulation’. Linear PCM is the usual method for digitally encoding audio without compression, and is used for the audio tracks on DVD VIDEO discs, Audio CDs, etc.

MP3

MP3 (MPEG1 audio layer 3) is a compressed audio ﬁle format. Files are recognized by their ﬁle extension .mp3 or

.MP3.

MPEG

MPEG stands for ‘Motion Picture Experts Group’.This is an international standard for compression of moving im- ages. On some DVDs, digital audio has been compressed and recorded in this format.

NTSC

(National Television System Committee) The initials stand for National Television Standards Committee. This is the committee that established the standards for television systems in the United States. The NTSC standard broadcasts 525 or 480 lines of resolution per second, and 30 frames per second of refresh rate, 60 Hz ﬁeld frequency. NTSC TV system is widely used in USA, Canada, Latin America and Taiwan etc.