Marantz UD5005 UD5005 User Manual - English - Page 55
Explanation of Terms
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ENGLISH Simple version Basic version Advanced version Explanation of Terms Numerics 4:3 letterbox When a wide (16:9) disc is played on the unit while connected to a 4:3 TV, this function displays the image with a black area at the top and bottom. 4:3 pan-and-scan When a wide (16 : 9) disc is played on the unit while connected to a 4:3 TV, this function cuts the left and right of the displayed image to the 4 : 3 size according to the disc's control information. A AAC (Advanced Audio Coding) This is an internationally standardized audio data compression scheme. It has a compression ratio 1.4 times higher than the "MP3 audio compression scheme adopted for "MPEG-1. Aspect ratio This is the length and width ratio of the TV screen. The conventional TV screen's ratio is 4:3 and a wide screen TV's screen ratio is 16:9. Audio commentary This is an audio program included as a bonus feature in a DVDVideo or BD-Video. It uses a multi-audio function to provide an audio explanation or commentary by members of the crew or director, etc. to accompany the video. B BD-J (Java) BD-Video offer fun software with more interactive functions (games) that use Java applications. BD-LIVE The unit can be connected to the Internet to enjoy a number of features, including additional contents such as special video or subtitles, network games, etc. Bit rate This is the amount of video or audio data recorded on a disc that is read in one second. Blu-ray disc This is a one-sided, one-layer disc with 25 GB capacity for recording high vision video movie and games. Bonus View Special images for BD-Video. It includes comments from the movie director, simultaneously developing sub-stories, and images from different angles. C Chapter This is a break intended by the producer, who organizes the titles of BD or DVD-Video. The chapter search function searches for the beginning of this break. D Deep Color This technology allows expression of more colors than the conventional 8-bit and can reproduce more natural colors without any color streaking. Default Gateway This device is the entry and exit point between an internal network and an external network (Internet, etc.). DHCP (Dynamic Host Configuration Protocol) This function assigns IP addresses automatically to network devices. DivX This is a video codec (video compression/decompression software) developed by DivX, Inc. The compression technology is based on "MPEG-4 Part 2" (known as "MPEG-4 ASP"). It allows along video to be compressed into a small file whilemaintaining a high-quality image. It is available inthe free "DivX" version or the paid "DivX PRO"version. DLNA An abbreviation of Digital Living Network Alliance. An industry group that was established to decide specifications for the mutual connection of audio visual devices and computers in a home network and the mutual utilization of music, photo and video data. This unit is based on DLNA Home Networked Device Interoperability Guidelines v1.0. DNS (Domain Name System) A system that matches host names on the Internet to IP addresses. Dolby Digital (5.1-ch Surround) This is a stereophonic effect developed by Dolby Laboratories. This is a maximum of 5.1 channels, independent multi-channel audio system. Dolby Digital Plus This is an extended version of Dolby Digital and is a high sound quality, digital audio technology adopted as an optional audio for Blu-ray discs. Dolby TrueHD This lossless coding technology is adopted as an optional audio for Blu-ray disc and supports 7.1 channels. Downmix This function converts the number of channels of surround audio to less channels for playback. DTS This is an abbreviation of Digital Theater System, which is a digital audio system developed by DTS. When playing audio on this system while connected to a device such as a DTS amplifier, accurate sound field position and realistic sound effects can be obtained, making you feel like you are in a movie theater. DTS-HD This audio technology provides an enhanced functionality and a higher quality of sound than conventional DTS and is adopted as an optional audio for Blu-ray disc. This technology supports multi-channel, high data transfer speed, high sampling-frequency, and lossless audio playback. A maximum of 7.1 channels are supported on Blu-ray discs. Dynamic range The difference between the maximum, undistorted sound level and the minimum sound level that is discernible above the noise emitted by the device. F Finalizing This process enables BD/DVD/CD discs recorded with a recorder to be played by other players. H HDCP When transmitting digital signals between devices, this copyright protection technology encrypts the signals to prevent content from being copied without authorization. HDMI This is an abbreviation of High-Definition Multimedia Interface, which is an AV digital interface that can be connected to a TV or amplifier. Video signal and audio signal can be connected with 1 cable. I Interlacing (interlaced scanning) This conventional method used to project images on a TV displays 1 frame of image in half and half, respectively as 2 fields. Interactive audio This is audio recorded in the titles of BD-Video, such as clicking sounds made during operations. IP Address An identifi cation number that is assigned to each network device. J JPEG (Joint Photo graphic Experts Group) This is a still picture data compression standard. Its ability to reduce the size of a file with relatively little deterioration in image quality means that it is widely used for storing images in video cameras, etc. L LAN (Local Area Network) A wired or wireless network that connects devices together. LFE This is an abbreviation of Low Frequency Effect, which is an output channel that emphasizes low-frequency effect sounds. Surround audio is intensified by outputting 20 Hz to 120 Hz deep bass. Linear PCM This is an uncompressed PCM (Pulse Code Modulation) signal. This is the same system as the CD audio but uses 192 kHz, 96 kHz, and 48 kHz sampling frequencies on BD or DVD and provides higher sound quality than CD. 51 Information