Rambus Inc. engages in the creation, design, development, and licensing of patented innovations, technologies, and architectures to digital electronics products and systems. The company’s patented innovations include Dual Edge Clocking that is designed to allow data to be sent on the clock pulse; FlexPhase technology, which synchronizes data output and compensates for circuit timing errors in memory systems; Module Threading that improves the throughput and power efficiency of a memory module; MicroLens, a technology that is used in light-emitting diodes (LED) edge-lit lighting applications; TruEdge, which transfers light from LEDs into a light guide; and Differential Power Analysis Countermeasures that secures electronic devices and systems from side-channel attacks. It also licenses technology solutions, including leadership and industry-standard solutions for use in digital electronics products and systems, such as XDR Memory Architecture that enables the production of dynamic random access memory (DRAM); XDR2 Memory Architecture that incorporates DRAM micro-threading for graphics intensive applications comprising gaming and digital video; FlexIO Processor Bus, a high speed chip-to-chip interface that provides the interface between the Cell BE, the RSX graphics processor, and the SouthBridge chip; The Pentelic Lighting Solutions that offer LED-based lighting products; and The CryptoFirewall Security Core, which delivers an unmatched level of protection for digital media. In addition, the company offers industry-standard chip interface solutions, including DDRx and digital logic controllers for PCI Express and other industry standard interfaces. Rambus Inc. was founded in 1990 and is headquartered in Sunnyvale, California.