battery

For iPad and Mobile Devices, a ‘Port’ out of the Norm

Walt Mossberg in Personal Technology on February 8 at 6:04 pm PT

Walt reviews a special flash drive that can transfer and stream files to popular mobile devices without standard USB ports.

Battery Maker Leyden Energy Announces Pact With Powermat

Ina Fried in Mobile on January 10 at 5:01 am PT

The deal is mostly an intent to work together, with no ETA on when actual products might arrive.

Nvidia’s Tegra 3 Tries to Save Battery in All Sorts of Different Ways

Ina Fried in Mobile on January 9 at 4:30 pm PT

Nvidia says its quad-core processor also can also reduce the power used in backlights, a major drain on mobile device batteries.

IBM Predicts Home Electricity From Your Bike, Mind-Reading Computers

Arik Hesseldahl in News on December 19, 2011 at 12:29 pm PT

Big Blue marks the end of the year by rolling out its crystal ball.

Ultrabooks Bring Speed and Light to Windows

Walt Mossberg in Personal Technology on December 14, 2011 at 6:03 pm PT

The Ultrabook combines low weight with good speed and battery life.

UP Means Having to Say You’re Sorry

Lauren Goode in News on December 8, 2011 at 12:24 pm PT

Jawbone, maker of a health-and-fitness wristband that’s been eliciting some customer complaints since its launch a month ago, is finally telling users what’s up with the UP.

Solid Keyboard Elevates This Tablet, Though Software Lags

Walt Mossberg in Personal Technology on December 7, 2011 at 6:03 pm PT

The Android-based Transformer Prime tablet has a sturdy keyboard and dock, and is the first tablet to use a potent new processor called the Tegra 3. But it is weak on software and offers limited apps.

Kindle Fire, A Grown-Up E-Reader With Tablet Spark

Walt Mossberg in Personal Technology on November 15, 2011 at 3:28 pm PT

The Kindle Fire adds a multifunction color tablet to Amazon’s popular line of monochrome Kindle e-readers. It is a good value. It doesn’t just add color to the Kindle, it adds a robust ability to store and stream music, TV shows and movies—and a weaker ability to store and display color photos.

Apple Warns of Battery Overheating Risk with First Generation iPod Nanos

Ina Fried in News on November 12, 2011 at 1:57 am PT

Cupertino tells users to stop using the products and send them into Apple for a free replacement.

News Byte

Apple: We Continue to Investigate iPhone Battery Issues

John Paczkowski in News on November 11, 2011 at 11:10 am PT

Apple’s iOS 5.0.1 update evidently addressed some, but not all of the battery issues troubling iPhone users. In a statement issued moments ago, the company acknowledged there may still be a few problems that need troubleshooting. “The recent iOS software update addressed many of the battery issues that some customers experienced on their iOS 5 devices,” the company said in a statement given to AllThingsD. “We continue to investigate a few remaining issues.”