Inventor
RAVADA SIVA
US39 patents
⚠️ This page may combine multiple inventors who share the name “RAVADA SIVA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ORACLE INT CORP
25 patentsUS6879980B1Apr 12, 2005
Nearest neighbor query processing in a linear quadtree spatial index
ORACLE INT CORP71 citations97
US7080065B1Jul 18, 2006
Query pruning using interior rectangles in an R-tree index
ORACLE INT CORP95 citations96
US7970742B2Jun 28, 2011
Techniques for implementing indexes on columns in database tables whose values specify periods of time
ORACLE INT CORP32 citations92
US7454428B2Nov 18, 2008
Network data model for relational database management system
ORACLE INT CORP24 citations92
US7580927B1Aug 25, 2009
Quadtree center tile/boundary tile optimization
ORACLE INT CORP39 citations90
US7490084B2Feb 10, 2009
Deferred incorporation of updates for spatial indexes
ORACLE INT CORP30 citations90
US7177882B2Feb 13, 2007
Georaster physical data model for storing georeferenced raster data
ORACLE INT CORP38 citations88
US8386468B2Feb 26, 2013
Spatial query processing with query window index
ORACLE INT CORP8 citations84
US7747591B2Jun 29, 2010
Web feature service (WFS) locking support based on light-weight locking model in the database
ORACLE INT CORP13 citations84
US7640242B2Dec 29, 2009
Light weight locking model in the database for supporting long duration transactions
ORACLE INT CORP16 citations84
US7877405B2Jan 25, 2011
Pruning of spatial queries using index root MBRS on partitioned indexes
ORACLE INT CORP12 citations82
US7379936B2May 27, 2008
Pruning of spatial queries on geodetic data when query window has holes
ORACLE INT CORP12 citations81
US9519680B2Dec 13, 2016
Methods for query processing of topological relationships among complex spatial objects
ORACLE INT CORP3 citations73
US9317529B2Apr 19, 2016
Memory-efficient spatial histogram construction
ORACLE INT CORP3 citations73
US9495466B2Nov 15, 2016
LIDAR model with hybrid-columnar format and no indexes for spatial searches
ORACLE INT CORP6 citations72
US9384228B2Jul 5, 2016
Implementing a multi-column/multi-row constraint in a relational database table
ORACLE INT CORP3 citations71
US10255293B2Apr 9, 2019
Generating virtual map tiles according to an ad hoc specification
ORACLE INT CORP2 citations69
US10089712B2Oct 2, 2018
System and method providing automatic alignment of aerial/satellite imagery to known ground features
ORACLE INT CORP2 citations68
US10789231B2Sep 29, 2020
Spatial indexing for distributed storage using local indexes
ORACLE INT CORP6 citations64
US11507590B2Nov 22, 2022
Techniques for in-memory spatial object filtering
ORACLE INT CORP1 citations62
US9436731B2Sep 6, 2016
Index-based optimization of convex hull and minimum bounding circle queries
ORACLE INT CORP2 citations61
US9104770B2Aug 11, 2015
Methods for query processing of topological relationships among complex spatial objects
ORACLE INT CORP1 citations52
US11403367B2Aug 2, 2022
Techniques for solving the spherical point-in-polygon problem
ORACLE INT CORP0 citations50
US9183435B2Nov 10, 2015
Feature generalization using topological model
ORACLE INT CORP0 citations42
US9910878B2Mar 6, 2018
Methods for processing within-distance queries
ORACLE INT CORP0 citations41
ORACLE CORP
3 patentsUS6505205B1Jan 7, 2003
Relational database system for storing nodes of a hierarchical index of multi-dimensional data in a first module and metadata regarding the index in a second module
ORACLE CORP455 citations98
US6381605B1Apr 30, 2002
Heirarchical indexing of multi-attribute data by sorting, dividing and storing subsets
ORACLE CORP300 citations98
US6470344B1Oct 22, 2002
Buffering a hierarchical index of multi-dimensional data
ORACLE CORP460 citations97