When Steve Jobs took the wraps off Apple's new iPhone at the Macworld Expo in San Francisco, he instantly upstaged an even bigger technology event in Las Vegas. More than 140,000 dedicated gearheads mobbed the hotel showrooms at the Consumer Electronics Show to ogle a bewildering array of gadgets. These have a variety of exotic capabilities and their own geeky names. So memorize this list before you try talking with haughty store clerks.
Full HD (aka 1080p)
Currently the best image quality you can get on high-definition television. But content is scarce.
A device from Sling Media that makes live or recorded TV from your home system available to PCs and handhelds over the Net.
Stands for Internet protocol television--meaning TV delivered over the Web.
Lets you start watching a recorded TV show in your family room, say, and then move to your bedroom without losing your place.
Two superfast third-generation mobile networks, the former from Cingular Wireless, the latter from Sprint Nextel and Verizon Wireless.
Put all your photos, music, and video on one server that can dish them up on different devices in your home.
Blu-ray Disc, HD-DVD
Two rival standards for next-generation, high-definition DVDs--it's still too early to call the winner.
Global positioning chips in your phone let companies figure out where you are and point you to the best local shop or restaurant.
A mysterious standard for connecting an HDTV source, such as a cable set-top box, to an HD display. The mystery: How a cable can cost $80 to $120.
A new mobile Internet standard, more advanced than Wi-Fi, that will soon be available from Sprint Nextel, Clearwire, and others.
By Stephen H. Wildstrom, Cliff Edwards, and Jay Greene