Extended-definition television

Encyclopedia : E : EX : EXT : Extended-definition television

---

1. redirect

Extended-definition television (EDTV) is television with

1. improvements to the U.S. standard National Television System Committee (NTSC) television system;
2. improvements that are receiver-compatible with the standard NTSC television system;
3. improvements that modify the standard NTSC television system emission standards.

EDTV improvements may include

• a wider aspect ratio,
• a higher picture definition than NTSC definition, and
• any of the improvements used in improved-definition television (IDTV).

When EDTV signals are transmitted in the 4:3 aspect ratio, it is referred to as EDTV. When transmitted in a wider aspect ratio, it is referred to as EDTV-Wide.

See also

• Federal Standard 1037C

 

---

From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.

Search Titles

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

?