Energy Star ratings could lead to more power-efficient tablets
Asus' $149 Memo Pad tablet challenges the $199 tablets
Tablets, smartphones and TVs got more attention this year
PC shipments also fell in the fourth quarter due to a challenging economy and the growing adoption of tablets and smartphones
Intel makes only incremental smartphone chip improvements, while Nvidia and Qualcomm made power and performance improvements on ARM chips
Intel is promising a speed boost in response to the improvements in USB 3.0, but did not give a target release date
Tablets with AMD's upcoming Temash chips will be priced around $499 or $599
Devices will be sold in Walmart in the US
Panasonic combines latest TV technologies in a 56-inch UltraHD OLED TV
Tablets with AMD's Tamesh chip will become available later this year
