Patents by Inventor Hai (Helen) Li

Hai (Helen) Li 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).

  • Data Storage Using Read-Mask-Write Operation
    Publication number: 20120008374
    Abstract: Method and apparatus for writing data to a storage array, such as but not limited to an STRAM or RRAM memory array, using a read-mask-write operation. In accordance with various embodiments, a first bit pattern stored in a plurality of memory cells is read. A second bit pattern is stored to the plurality of memory cells by applying a mask to selectively write only those cells of said plurality corresponding to different bit values between the first and second bit patterns.
    Type: Application
    Filed: September 22, 2011
    Publication date: January 12, 2012
    Applicant: SEAGATE TECHNOLOGY LLC
    Inventors: Henry F. Huang, Hai (Helen) Li, Yong Lu
  • Data storage using read-mask-write operation
    Patent number: 8040743
    Abstract: Method and apparatus for writing data to a storage array, such as but not limited to an STRAM or RRAM memory array, using a read-mask-write operation. In accordance with various embodiments, a first bit pattern stored in a plurality of memory cells is read. A second bit pattern is stored to the plurality of memory cells by applying a mask to selectively write only those cells of said plurality corresponding to different bit values between the first and second bit patterns.
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: October 18, 2011
    Assignee: Seagate Technology LLC
    Inventors: Henry F. Huang, Hai (Helen) Li, Yong Lu
  • Data Storage Using Read-Mask-Write Operation
    Publication number: 20110026336
    Abstract: Method and apparatus for writing data to a storage array, such as but not limited to an STRAM or RRAM memory array, using a read-mask-write operation. In accordance with various embodiments, a first bit pattern stored in a plurality of memory cells is read. A second bit pattern is stored to the plurality of memory cells by applying a mask to selectively write only those cells of said plurality corresponding to different bit values between the first and second bit patterns.
    Type: Application
    Filed: October 12, 2010
    Publication date: February 3, 2011
    Applicant: SEAGATE TECHNOLOGY LLC
    Inventors: Henry F. Huang, Hai (Helen) Li, Yong Lu
  • Data storage using read-mask-write operation
    Patent number: 7830726
    Abstract: Method and apparatus for writing data to a storage array, such as but not limited to an STRAM or RRAM memory array, using a read-mask-write operation. In accordance with various embodiments, a first bit pattern stored in a plurality of memory cells is read. A second bit pattern is stored to the plurality of memory cells by applying a mask to selectively write only those cells of said plurality corresponding to different bit values between the first and second bit patterns.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: November 9, 2010
    Assignee: Seagate Technology LLC
    Inventors: Henry F. Huang, Hai (Helen) Li, Yong Lu
  • DATA STORAGE USING READ-MASK-WRITE OPERATION
    Publication number: 20100080071
    Abstract: Method and apparatus for writing data to a storage array, such as but not limited to an STRAM or RRAM memory array, using a read-mask-write operation. In accordance with various embodiments, a first bit pattern stored in a plurality of memory cells is read. A second bit pattern is stored to the plurality of memory cells by applying a mask to selectively write only those cells of said plurality corresponding to different bit values between the first and second bit patterns.
    Type: Application
    Filed: September 30, 2008
    Publication date: April 1, 2010
    Applicant: SEAGATE TECHNOLOGY LLC
    Inventors: Henry F. Huang, Hai (Helen) Li, Yong Lu