News tagged with digital signals

700,000 callers phone digital TV hot line

(AP) -- Nearly 700,000 calls were received by a federal hot line this week from people confused about the nationwide switch from analog to digital TV broadcasts that occurred Friday.

Jun 13, 2009
2.7 / 5 (3) 2

U-verse offers TV alternative and more

OK, I admit it. When I am asked to test questionable software, I usually install it first on my wife's computer. And my kids are crash-test dummies ramming head-first into all sorts of dubious products. But they don't care ...

May 27, 2009
3 / 5 (1) 2

Toward cheap underwater sensor nets

UC San Diego computer scientists are one step closer to building low cost networks of underwater sensors for real time underwater environmental monitoring. At the IEEE Reconfigurable Architectures Workshop ...

May 27, 2009
4 / 5 (1) 0

Stations must warn if new TV signals lack reach

(AP) -- TV stations must alert viewers if their new digital signals don't reach areas covered by their soon-to-be-defunct analog broadcasts, the Federal Communications Commission has ruled.

Mar 16, 2009
2 / 5 (1) 1

Next generation digital maps are laser sharp

Restoring habitat for spawning species of fish, such as Atlantic salmon, starts with a geological inventory of suitable rivers and streams, and the watershed systems that support them. But the high-tech mapping ...

Feb 12, 2009
4.3 / 5 (3) 0

Digital TV likes clear signal path

Question: If I buy a new digital TV, can I just plug it in and use it, as I do the old TV now? My son insists that it has to be hooked to an antenna, but the old televisions worked fine without one.

Dec 31, 2008
1.3 / 5 (3) 1