Telecommunication Systems, Inc.

Mitac International Corporation

Nidhi Upparapalli

Michael A Sheha

Stephen Petilli

Mark D Goddard

Anatole M Lokshin

Ryan Peterson

Ailin Mao

Kristy McNight

Germaine Ewing

Jam Paydavousi

Gopal Venkatraman

John Archer

Tom Bychowski

A personal wireless navigation system operable on wireless phone devices provides a platform for empowering a merchant-paid search. Performance of a navigation functionality in a personal wireless navigation system is higher and more comparable and competitive with portable navigation devices and in-car navigation systems, and the search capability is comparable and competitive with the most popular web search engines. A user interface (UI) and look and feel of the personal wireless navigation system is provided which is enhanced so that users do not simply want to use the product&#x2014;they covet it. The personal wireless navigation system may be constructed such that a subset of it with fewer features and functions can be productized, marketed and deployed to users.

Personal wireless navigation system

A method of determining density of a map is described along with an apparatus and computer-readable medium comprising instructions therefore. The method comprises determining one or more nodes of a quad tree applied to a map with which a predetermined query region intersects, calculating a cumulative data size of the query region based on a data size of the one or more intersecting nodes, and determining an average density of the query region based on the query region area and the cumulative data size.

Adjusting spatial operations based on map density

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Diamond Bar, CA, United States of America

Nidhi Upparapalli