Erica Ogg is a CNET News reporter who covers Apple, HP, Dell, and other PC makers, as well as the consumer electronics industry. She's also one of the hosts of CNET News' Daily Podcast. In her ...

An earlier HDTV set that had a screen with the traditional 4:3 aspect ratio (more square). Such TVs displayed images in higher resolution but still showed the letterbox effect because they did not ...

HDTVs are made to accommodate standard definition (SD) programs, which will exist for decades in the form of VHS tapes, DVDs and thousands of movies in the cable, satellite and network TV archives.