Hitachi DZ-GX20MA Service Manual page 22

General Description > List of Abbreviations and Terms for DVD Video Camera/Recorders
Index Abbreviation/Term
M MPEG Audio
Layer 2
MultiMediaCard
SCSI
S SDMI
SD Memory Card
SecureMMC
Secure
MultiMediaCard
Software disc-
Protect
STN LCD
T TFT LCD
U UDF
USB
V VBR
One of three audio compression standards (layers 1-3) defined by MPEG
Also referred to as MMC. Compact memory card, 32 mm long × 24 mm wide × 1.4
mm thick
Small Computer System Interface: A standard for connecting computer and
peripheral devices. The number, First, Ultra, Wide, etc., prefixed or suffixed to
SCSI indicates the data transfer rate and connector specifications.
Secure Digital Music Initiative: This conference was established by hardware
makers, the Recording Industry Association of America (RIAA) and music industry
companies, to protect copyrights of musical compositions.
Formally named Secure Digital Memory Card. This compact memory card, 32 mm
long × 24 mm wide × 2.1 mm thick, is equipped with an advanced copyright
protection function.
See Secure MultiMediaCard.
Also referred to as SecureMMC. This compact memory card has multimedia card
specifications, to which an advanced copyright protection function is added.
This function writes the protect information to DVD-RAM disc to prevent accidental
erasure. Software Disc-Protect is included in DVD-RAM disc specifications defined
by DVD Forum.
Super-Twisted Nematic Liquid Crystal Display: This type of color LCD is inferior to
TFT LCD in coloring, view angle, etc.
Thin Film Transistor Liquid Crystal Display: This type of color LCD features clear
display, high contrast, wide view angle, etc.
Universal Disc Format, which is a file format of recordable disc defined by OSTA.
The revision 2.01 UDF is used on DVD video camera/recorder.
Universal Serial Bus: Standard of serial interface that connects PC and peripheral
devices. Two versions - USB1.1 and USB2.0, with different data transfer rates -
exist at present.
Stands for Variable Bit Rate: This format of coding audio and video varies the
amount of data depending on the subject image.
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Explanation