VIA Alliance Semiconductor Assigned Patent

VIA Alliance Semiconductor Co., Ltd, Shanghai, China, has been assigned a patent (9,519,601) developed by Zhong, Ling-Yan, Hui, Zhi-Qiang, Beijing, China, and Lai, Jiin, New Taipei, Taiwan, for a “data storage system and management method thereof.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Data storage system and management method thereof are provided. The method, adopted by a data storage device coupled to a host device via a bus, includes: determining the data storage device requires to use a first temporary memory of the host device to access data in a second temporary memory of the data storage device, based on the determination, issuing a Device Bus Master, (DBM) request message via the bus to the host to request for a right to control data transfer on the bus, in response to the DBM request message, detecting the bus to determine whether to receive a first DBM acknowledgement message from the host device, and if the first DBM acknowledgement message is received, then accessing the first temporary memory of the host device.“

The patent application was filed on May 7, 2014 (14/271,867).