What’s the
difference between DTV, SDTV and HDTV?
DTV
(digital television) and
HDTV
(high-definition television) are
referring to the type of broadcast;
SDTV (standard
definition television) is referring to
the type of TV. Digital television means
that the broadcast is being sent out
digitally. HDTV
is a form of digital television and is
the highest quality of broadcast today.
SDTV allows
you to receive and display a digital
picture, but not HD.
Different
quality levels of digital television:
- Standard
definition TV (SDTV)
SDTV is
the basic level of quality display
and resolution for both analog and
digital. Transmission of
SDTV may
be in either the traditional (4:3)
or widescreen (16:9) format.
- Enhanced
Definition TV (EDTV)
EDTV is a
step up from Analog Television.
EDTV comes
in 480p widescreen (16:9) or
traditional (4:3) format and
provides better picture quality than
SDTV, but
not as high as
HDTV.
- High
Definition TV (HDTV)
HDTV in
widescreen format (16:9) provides
the highest resolution and picture
quality of all digital broadcast
formats. Combined with digitally
enhanced sound technology,
HDTV sets
new standards for sound and picture
quality in television.
