Apple is by far the dominant producer of tablet computers, while Samsung is the distant number two.

FORBES: Apple Sues Samsung; Alleges Galaxy Phone, Tablet Infringe

Samsung patent fights over smartphones and tablet computers.

FORBES: Apple Samsung Patent Fight: Round Elebenty

According to CyberMedia Research, Samsung has an 84% market share of tablet computers in India.

FORBES: In India, Samsung Sings Its Praise Over Apple

As The Economist went to press, a testy court battle in America between the firm and Samsung over various patents connected with smartphones and tablet computers was drawing to a close.

ECONOMIST: Apple

Samsung's flexible display technology, which allows tablet computers to fold into mobile phones or bend the edge of the screen, represents an effort to make its products stand out from others.

NPR: Samsung 4Q Profits Top Forecasts On Galaxy Sales

Apple claims that South Korea's Samsung has infringed its patents with the Galaxy line of smartphones and tablet computers.

BBC: Samsung's Galaxy tablet computer pulled from show

In recent years, Huawei began selling smartphones and tablet computers, bringing it into direct competition with the likes of Apple and Samsung.

FORBES: China's Huawei Sees Profit Turnaround, Despite U.S. Political Imbroglio

Samsung has now said that it will offer full refunds to customers who bought its personal computers that use the flawed Intel chipset.

FORBES: Morning Tech Wrap: Intel, Android, Baidu.com

The Galaxy Note, which has a larger screen, comes with a built-in stylus pen and blurs the line between smartphones and tablet computers, is another popular Galaxy subbrand in addition to the Galaxy S. Samsung doesn't break out sales of individual models.

WSJ: Samsung Hunts for 'Wow' Moment With Galaxy S IV