March 14, 2001–Osaka, Japan–Matsushita Electric Industrial Co. Ltd. has signed a patent license agreement with Los Altos, CA-based Rambus Inc. for SDRAM controllers and double data rate (DDR) controllers that directly interface with these types of memory.
Under the agreement, the royalty rates for controllers that directly interface with DDR SDRAM are greater than the RDRAM compatible rates. The agreement also includes royalties for controllers that directly interface with SDRAM, as well as a license fee for the entire agreement. The agreement is effective for shipments of licensed products by Matsushita beginning October 1, 2000.
In entering the agreement, Matsushita becomes the eighth company to sign SDRAM and DDR controller memory licenses with Rambus. Samsung, NEC, Toshiba, Hitachi, Oki, Elpida, and Mitsubishi Electric Corp. also have patent license agreements with Rambus.