Sharp Corporation introduced world’s first HDTV line with 13 new models of the AQUOS DX Series LCD TV with integrated Blu-ray Disc recorder in 26V-, 32V-, 40V-, 46V-, and 52V-inch sizes.
Since November 2008 when DX Series was launched, it has enjoyed high praise and brisk sales for all-in-one convenience with ease-of-use and ability to record on Blu-Ray Discs and play back Blu-Ray Discs and conventional DVDs.
This second edition of DX Series brings more advanced functions like:

Better images with the High-Picture-Quality Master Engine.
Improved recording function with the 7X mode, allowing extended …

Toshiba introduced new REGZA LED HDTV series incorporating New FocaLight technology with Local Dimming, and ClearScan 240 motion enhancement, demonstrating best-in-class picture performance. Available in three models, namely, REGZA XV648, REGZA ZV650, REGZA SV670; this series combine the most advanced picture technology with stunning designs, elevating the viewing experience to next level which improves and extends home entertainment in new and exciting ways.

Lets have a brief look on features of all three of them:
REGZA XV648 - Deep High Contrast in All Light Conditions
This series offers extra features truly making …

Samsung LED 7-series combine breakthrough picture quality, an eco-friendly design and advanced connectivity which will keep you entertained 24/7. Excellent color, clarity and mega contrast of 3,000,000:1 provides you an incredible range of brightness. Not only this, it has Advanced Color Processing with wider range of natural colors. The stunning, smooth and crisp picture quality leaves you with your jaw dropped.
Sleek styling with 1.2 inch thick panel; make this TV slimmest HDTV, supported by a unique stand with elegant, crystal-clear neck. The optional Wall Mount (WMN 1000B) helps you to …