Jignesh Niranjan Patel

US Patent:

6678686, Jan 13, 2004

Filed:

Dec 28, 1999

Appl. No.:

09/474040

Inventors:

Jignesh M. Patel - Ann Arbor MI
Navin Kabra - Madison WI

Assignee:

NCR Corporation - Dayton OH

International Classification:

G06F 700

US Classification:

707100, 715513

Abstract:

A method, apparatus, article of manufacture, and a memory structure for providing access to abstract data types using an index providing a tuple. The method comprises the steps of accepting a database query; generating an index predicate from the database query; and determining a tuple from an index using the index predicate. The tuple is associated with an abstract or complex data type responsive to the database query. A data stream is initialized with the index predicate; and the tuple is returned in the data stream. The apparatus comprises means for performing the above method steps, and the article of manufacture comprises a medium tangibly embodying computer instructions for performing these method steps.

US Patent:

8155880, Apr 10, 2012

Filed:

May 9, 2008

Appl. No.:

12/151799

Inventors:

Jignesh M Patel - Ann Arbor MI, US
Yun Chen - San Jose CA, US
Karthikeyan Ramasamy - Santa Clara CA, US

Assignee:

Locomatix Inc. - Santa Clara CA

International Classification:

G01C 21/00

US Classification:

701400, 4554563

Abstract:

A computer-implemented method includes probing a first band along a centerline dimension for a distribution of Location Based Notifications (LBNs), the distribution including a majority of LBNs clustered along and overlapping with the centerline.

US Patent:

8447320, May 21, 2013

Filed:

May 9, 2008

Appl. No.:

12/151800

Inventors:

Jignesh M Patel - Ann Arbor MI, US
Yun Chen - San Jose CA, US
Karthikeyan Ramasamy - Santa Clara CA, US

Assignee:

Locomatix - Santa Clara CA

International Classification:

G06F 17/30

US Classification:

4554561, 4554565

Abstract:

A computer-implemented location tracking system includes an index comprising separate organizations of a) entity information and location based notifications for the entities, and b) independent location based notifications, and the index further comprising a spatial organization of references to the entity information, location based notifications for the entities, and independent location based notifications.