This inventor holds 4 USPTO granted patents. Top assignees: Lsi Corporation, Avago Technologies General IP (Singapore) Pte. Ltd.. Active years: 2014-2018.
Company Filing History:
3 out of 2,353 
1 out of 1,813 
Years Active: 2014-2018
Title: Luiz Varchavtchik: Innovator in SAS Technology
Introduction
Luiz Varchavtchik is a notable inventor based in Wichita, KS (US), recognized for his contributions to the field of Serial Attached SCSI (SAS) technology. With a total of 4 patents, he has made significant advancements in methods and structures that enhance the functionality of SAS devices.
Latest Patents
Among his latest patents, Varchavtchik has developed devices with asymmetric SAS generation support. This invention includes methods and structures for devices that implement multiple versions of the SAS protocol. One exemplary embodiment features a SAS device that comprises at least one physical link (PHY) supporting a specified generation of SAS protocols, alongside another PHY that supports a different generation. This innovative design allows for the selection of a PHY to service a SAS connection based on the supported generation of SAS protocols.
Another significant patent involves server direct attached storage shared through physical SAS expanders. This system enables servers to belong to a cascaded cluster of nodes, allowing them to share storage in common without the need for external elements such as switches or external storage devices. By utilizing SAS technology with direct attached drives, this invention emulates a Storage Area Network (SAN) environment through a cascaded SAS topology.
Career Highlights
Varchavtchik has worked with prominent companies in the technology sector, including LSI Corporation and Avago Technologies. His experience in these organizations has contributed to his expertise in SAS technology and innovation.
Collaborations
Throughout his career, Varchavtchik has collaborated with notable professionals such as Reid A. Kaufmann and Jason A. Unrein. These collaborations have further enriched his work and contributions to the field.
Conclusion
Luiz Varchavtchik stands out as an influential inventor in the realm of SAS technology, with a focus on enhancing device functionality and storage solutions. His innovative patents and career achievements reflect his commitment to advancing technology in meaningful ways.