Patents by Inventor Shi Yao Zhang

Shi Yao Zhang 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).

  • Managing data indexed by a search engine
    Patent number: 8423532
    Abstract: Disclosed are various embodiments for managing data indexed by a search engine. A respective identifier from a set of identifiers is assigned randomly in one or more computing devices to each one of a plurality of data records. A set of search queries is provided. A first one of the search queries encompasses all of the set of identifiers. A second search index is generated from a first search index of the data records. The first search index is queried for at most a predetermined number of unmarked ones of the data records using a search query. Each one of a result set of data records that is thereby obtained is inserted into the second search index. The result set of data records is marked in the first search index.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: April 16, 2013
    Assignee: Amazon Technologies, Inc.
    Inventors: Jonah Beckford, Shi Yao Zhang