Patents by Inventor Harihara Sravan Ancha

Harihara Sravan Ancha 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).

  • Column redundancy data architecture for yield improvement
    Patent number: 11354209
    Abstract: Methods and circuits for storing column redundancy data are provided herein. A circuit may comprise a column redundancy data array, which may store an address and a plurality of match bits. A first portion of bits of the address may reference a range of columns of a memory array and a second portion of bits of the address may reference a division of the memory array in which a column of the range of columns is located. Each of the match bits may indicate whether one of the columns of the range of columns is defective.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: June 7, 2022
    Assignee: SanDisk Technologies LLC
    Inventors: Vijay Sukhlah Chinchole, Harihara Sravan Ancha, Jay Patel
  • COLUMN REDUNDANCY DATA ARCHITECTURE FOR YIELD IMPROVEMENT
    Publication number: 20210318939
    Abstract: Methods and circuits for storing column redundancy data are provided herein. A circuit may comprise a column redundancy data array, which may store an address and a plurality of match bits. A first portion of bits of the address may reference a range of columns of a memory array and a second portion of bits of the address may reference a division of the memory array in which a column of the range of columns is located. Each of the match bits may indicate whether one of the columns of the range of columns is defective.
    Type: Application
    Filed: April 13, 2020
    Publication date: October 14, 2021
    Applicant: SanDisk Technologies LLC
    Inventors: Vijay Sukhlah Chinchole, Harihara Sravan Ancha, Jay Patel