Although the Blu-ray disc specifications have been finalized, engineers continued efforts to promote technology. Quad (GB) layer - have been linked to a driver and a modified version) and optical open standards ("Hitachi used a standard drive."). Hitachi said this disc can be used to store the seven hours 32 Mbit/s television (HDTV) or 3.5 hours Mbit/s video 644K (film). In August 2006, announced that they have created a work experimental Blu-ray disc has the ability to hold two broadcast data to a single side, use 6:33 GB data layer.
Also behind closed doors at CES 2007, Ritek revealed that they had successfully developed a High Definition optical disc process that extends the disc capacity to 10 layers. That increases the capacity of the discs to 250 GB. However, they noted that the major obstacle is that current reader and writer technology does not support the additional layers.
Joint venture company has developed a three-layer technology, can show the standard – HD-DVD information and data to a Blu-ray or DVD disc. If successful, this will make the commercialization of consumer buying discs in current, reveal its high-definition DVD player to play on a new Blu-ray player. The first "hybrid" Blu-ray/DVD combination was announced on February 18. Japan's CD manufacturers announced this.
In January 2007, Hitachi showcased a 100GB Blu-ray Disc, which consists of four layers containing 25GB each. Unlike TDK and Panasonic's 100 GB discs, they claim this disc is readable on standard Blu-ray Disc drives that are currently in circulation, and it is believed that a firmware update is the only requirement to make it readable to current players and drives.
In December 2008, Pioneer Corporation unveiled a 400GB Blu-ray disc, which contains 16 data layers, 25GB each, and will be compatible with current players after a firmware update. A planned launch is in the 2009-2010 time frame for ROM and 2010-2013 for rewritable discs. Ongoing development is under way to create a 1TB Blu-ray disc as soon as 2013.
DMP announced in 2009 - B15 force, first Blu-ray disc portable player and sharp LC - BD60U, LC - BD80U series, the first LCD HDTVs integration of blue. They will also announce sharp sale HDTVs integrated Blu-ray disc recorder in the United States by the end of 2009.
As of April 2008 common license agreement for the Blu-ray disc is uncertain. Joint license agreement will make it easier to obtain permission not to individual Blu-ray Disc Company; the company owns a Blu-ray discs patents. For this reason, the common license agreement finally make DVD DVD6C license issuing organ.