SEOUL, South Korea--(BUSINESS WIRE)--Samsung Electronics Co., Ltd., the world leader in advanced memory technology, announced today that it has started mass producing the industry’s first 8 gigabit (Gb), low power double data rate 4 (LPDDR4) mobile DRAM based on the company’s leading-edge 20-nanometer (nm) process technology. LPDDR memories are the most widely used “working memory” for mobile devices worldwide. “By initiating production of 20nm 8Gb LPDDR4, which is even faster than the DRAM for