Marantz UD9004 manual Explanation of Terms

Explanation of Terms

ENGLISH

Getting

Numerics

4:3 letterbox

When a wide (16 : 9) disc is played back by connecting a 4 : 3 TV and the UD9004, this function plays back the image with black area at the top and bottom.

4:3 pan-and-scan

When a wide (16 : 9) disc is played back by connecting a 4 : 3 TV and the UD9004, this function cuts left and right of the played back image to the 4 : 3 size according to the disc's control information.

A

Anamorphic lens

This lens enlarges the 16 : 9 image to 2.35 : 1 image when projecting the image using a projector.

Aspect ratio

This is the length and width ratio of the TV screen. The conventional TV's screen ratio is 4 : 3 and the wide screen TV's screen ratio is 16 : 9.

B

BD-J (Java)

With BD-Videos, there are fun software with more interactive functions (games) using Java applications.

Bit rate

This expresses the read amount per 1 second of video/audio data recorded in a disc.

Blu-ray disc

This is one-side 1 layer disc having 25GB capacity and can record high vision video movie and games.

Bonus View

Special images for BD-Videos. It includes comment of the movie director, simultaneously developing sub-story, and images from different angles.

C

Chapter

This is a break intended by a producer who organizes the title of BD or DVD-Video. The chapter search function searches the beginning of this break.

D

Deep Color

This technology allows expression of more number of colors than the conventional 8 bits and can reproduce colors close to natural ones without color streak.

DHCP (Dynamic Host Conrotocol)

This mechanism automatically perform network con

IP address for network devices including UD9004, PC, and broadband router.

Dolby Digital (5.1ch Surround)

This is a stereophonic effect developed by Dolby Laboratories. This is maximum 5.1 channels of independent multi-channel audio system.

Dolby Digital Plus

This is an extension version of Dolby Digital and is a high sound quality digital audio technology adopted as an optional audio for Blu- ray disc.

Dolby TrueHD

This lossless coding technology is adopted as optional audio for Blu- ray disc and supports 7.1 channels.

Downmix

This function converts the number of channels of surround audio to less number of channels and plays back.

DTS

This is an abbreviation of Digital Theater System, which is a digital audio system developed by DTS. When playing back audio by connecting this system with a device such as DTS ampli, accurate sound

theater can be obtained.

DTS-HD

This audio technology provides higher sound quality and enhanced functionality than the 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. Maximum 7.1 channels are supported in Blu-ray disc.

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

Finalise

This is processing that enables playing back of disc of BD/DVD/CD, which was recorded using a recorder, 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-De

is an AV digital interface that can be connected to a TV or ampli. Video signal and audio signal can be connected using 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

Interactive audio

Audio such as click sound that is generated during operation and is recorded in the title of BD-Videos.

L

LFE

This is an abbreviation of Low Frequency Effect, which is an output channel that emphasizes low frequency effect sound. Surround audio is intensi

Linear PCM

This signal is uncompressed PCM (Pulse Code Modulation) signal. This is the same system as the CD audio but this uses 192kHz, 96kHz, and 48kHz sampling frequencies in BD or DVD and provides higher sound quality than CD.

M

MPEG

This is an abbreviation of Moving Picture Experts Group, which is an international standard of the moving picture audio compression method. Images of BD and DVD are recorded using this method.

P

Picture-in-picture

This BD-Video function allows you to view making or commentary scenes in the secondary video while viewing the main story in the primary video.

Popup menu

This menu recorded in BD software. While playing back a BD, this menu can be displayed on the front of the screen and can be operated.

Primary audio

This audio signal is recorded in the main story in BD-Video.

Progressive (sequential scanning)

This is a scanning system of video signal that displays 1 frame of video as one image. Compared to the interlace system, this system provides images with less ering and bleeding.

R

Rating

Depending on the age of the viewer, this function restricts playing back of BD-Video or DVD-Video. UD9004 can be set to restrict viewing in 0 to 254 level for BD-Video, and 1 to 8 level for DVD-Video.

Region code

This code indicates country or region where the BD or DVD-Video can be played back.

S

Secondary audio

This is audio signals of comment of movie director and other data recorded in the bonus view of BD-Video.

T

Title

This is the unit of content that consists of chapters of BD or DVD -Video. Some BD or DVD-Video may include multiple titles.

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