Patents by Inventor Efrat Angel

Efrat Angel 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).

  • Methods and apparatus for point in time data access and recovery
    Patent number: 7774565
    Abstract: Methods and systems for accessing data from a previous point in time, including receiving data stored in a storage system of addressable memory, the storage system including a plurality of addresses, receiving a journal history of write transactions for the storage, each write transaction including (i) a plurality of designated memory addresses, (ii) a corresponding plurality of current data to write in the designated memory addresses for storage, and (iii) a time indicator, generating a data structure that represents a virtual interface to the storage at a specified point in time, based on the write transactions in the journal history having a time subsequent to the specified point in time, and enabling a user to process the data from the specified point in time, via the virtual interface and the journal history.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: August 10, 2010
    Assignee: EMC Israel Development Center, Ltd.
    Inventors: Michael Lewin, Yair Heller, Ziv Kedem, Shlomo Ahal, Assaf Natanzon, Avi Shoshan, Evgeny Drukh, Efrat Angel, Oded Weber
  • METHODS AND APPARATUS FOR POINT IN TIME DATA ACCESS AND RECOVERY
    Publication number: 20070162513
    Abstract: Methods and systems for accessing data from a previous point in time, including receiving data stored in a storage system of addressable memory, the storage system including a plurality of addresses, receiving a journal history of write transactions for the storage, each write transaction including (i) a plurality of designated memory addresses, (ii) a corresponding plurality of current data to write in the designated memory addresses for storage, and (iii) a time indicator, generating a data structure that represents a virtual interface to the storage at a specified point in time, based on the write transactions in the journal history having a time subsequent to the specified point in time, and enabling a user to process the data from the specified point in time, via the virtual interface and the journal history.
    Type: Application
    Filed: December 12, 2006
    Publication date: July 12, 2007
    Inventors: Michael Lewin, Yair Heller, Ziv Kedem, Shlomo Ahal, Assaf Natanzon, Avi Shoshan, Evgeny Drukh, Efrat Angel, Oded Weber