Patents by Inventor Chittoor Devarajan Sunil Kumar

Chittoor Devarajan Sunil Kumar has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9691485
    Abstract: A storage system and method for marginal write-abort detection using a memory parameter change is provided. In one embodiment, a method for detecting a write abort is provided that is performed in a storage system having a memory. The method comprises reading a lower page in memory; determining if any data is written in the lower page; and in response to determining that no data is written in the lower page: increasing source voltage for memory cells in the lower page; re-reading the lower page; determining if a read failure exists in the re-read lower page; and in response to determining that a read failure exists in the re-read lower page, detecting a write abort. Other embodiments are possible, and each of the embodiments can be used alone or together in combination.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: June 27, 2017
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Chittoor Devarajan Sunil Kumar, Divya Prasad, Piyush Anil Dhotre, Dharmaraju Marenahally Krishna, Thendral Murugaiyan, Arun Thandapani